CN206449490U - A kind of LED street lamp of convenient radiating - Google Patents
A kind of LED street lamp of convenient radiating Download PDFInfo
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- CN206449490U CN206449490U CN201621449412.4U CN201621449412U CN206449490U CN 206449490 U CN206449490 U CN 206449490U CN 201621449412 U CN201621449412 U CN 201621449412U CN 206449490 U CN206449490 U CN 206449490U
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- Prior art keywords
- thin
- chute
- lamp
- led street
- discharge orifice
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Abstract
The utility model discloses a kind of LED street lamp of convenient radiating, including the lamp plate provided with some LED lamp beads, lower house and upper capping, lamp plate is located at the inside cavity that lower house and upper capping are formed, the bottom of lower house is provided with lens, heat sink is provided with above lamp plate, heat sink is provided with and is all spaced equally distributed thin discharge orifice horizontal and vertical, dredge the thin chute for being provided with and being arranged around thin discharge orifice even circumferential around discharge orifice, each thin relative edge certainly in right side of chute is contour and is higher than the edge in left side, dredge the thin chute group of discharge orifice and thin chute one petal shape of formation around it, the lower section of lamp plate is provided with reflector, the position of correspondence LED lamp bead is provided with reflective hole on reflector, the depression of interior recessed circle is provided with around reflective hole；The downside of reflector is provided with reflector layer.It is of the present utility model to be advantageous in that the radiations heat energy inside reducing while heat transfer, thermal convection current ability inside LED street lamp is strengthened to ensure with high radiating efficiency.
Description
Technical field
The utility model is related to LED field, especially a kind of LED street lamp of convenient radiating.
Background technology
With LED development, due to LED/light source have using low-tension supply, consume energy less, strong applicability, stability are high, ring
The advantages of short between seasonable, LED extensive use has become a kind of development trend.Existing LED lamp is all logical in application
Cross and be welded on a substrate with circuit, reapply inside various light fixtures, while a suitable circuit drives of arranging in pairs or groups are given
LED is powered, and circuit drives are a single parts, inside the box for being placed on an insulation, then will entirely be driven admittedly with screw
It is scheduled on bottom plate.
For example, " LED and LED radiating disclosed on November 2nd, 2016 China Authorization Notice No. CN205669795U
Device ", discloses a kind of LED and LED lamp heat sink, including：Lamp head；Ceiling plate portion；It combines to form appearance with the lamp head
Receive chamber, built-in drive circuit；Radiator；It is connected to ceiling plate portion side；Illuminating part；It is connected to radiator and is relatively distant from lid
One end of plate portion.Further, the radiator includes hollow pipe portion, it is radial be spaced apart in hollow pipe portion outer wall the
One fin and the second fin；The end connection of first fin forms the first heat conducting cover plate；Second radiating
The end connection of piece forms the second heat conducting cover plate；Second heat conducting cover plate is with the different height of the first heat conducting cover plate to be formed
Airflow orifice.It is disadvantageous in that the fin of hollow tubular is that the simple air-flow to inside LED carries out subregion, for
The perturbation action of internal gas is weak, is unfavorable for lamp interior heat and is well mixed, radiating efficiency is not high；Applicable LED lamp is needed
Height that will be higher, applicable scope is small, as LED street lamp cannot be used, and LED street lamp works under external environment, needs
Water proof and dust proof is wanted, the gas exchanges with the external world are weak, so radiating efficiency is relatively low.
Utility model content
It is uneven that the utility model will solve internal gas convection current when LED street lamp of the prior art is used, heat-removal modalities
Single, the low deficiency of radiating efficiency devises a kind of LED street lamp of convenient radiating, improves the gas flow-disturbing inside LED street lamp
Effect, enhances the heat-sinking capability of LED street lamp.
To achieve these goals, the utility model uses following technical scheme.
A kind of LED street lamp of convenient radiating, including the lamp plate provided with some LED lamp beads, lower house and upper capping, lamp plate are set
The inside cavity formed in lower house and upper capping, the bottom of lower house, which is provided with above lens, lamp plate, is provided with heat sink, heat sink
Provided with equally distributed thin discharge orifice is all spaced horizontal and vertical, dredges and be provided with what is arranged around thin discharge orifice even circumferential around discharge orifice
Thin chute, each thin relative edge certainly in right side of chute is contour and is higher than the edge in left side, dredges discharge orifice and dredging around it
The thin chute group of chute one petal shape of formation, the lower section of lamp plate is provided with the position of correspondence LED lamp bead on reflector, reflector
Provided with reflective hole, the depression of interior recessed circle is provided with around reflective hole；The downside of reflector is provided with reflector layer.
When LED street lamp works, internal light source heat production, when gases are heated, they expand near lamp plate rises, by heat sink
Thin chute group in the presence of shunt, the spiral in the presence of thin chute group of the gas in LED street lamp, action of turbulent flow by force,
Gaseous exchange is enhanced, helps to radiate；The depression of interior recessed circle is provided with around reflective hole, the downside of reflector is provided with reflective
Layer can be with the light inside camber reflection LED street lamp, so as to reduce the hot spot of LED street lamp generation；Reflector layer reduce heat sink by
The radiation arrived, makes the gas temperature dredged above chute group different from the gas temperature above reflector, so as to stimulate thin chute group
The convection current of the gas and ambient gas of top, accelerates radiating.
Preferably, the medial surface of upper capping is raised provided with circinate disturbance, it is adjacent on the raised correspondence heat sink of disturbance
The centre position of four thin chute groups.The gas disperseed after the effect of heat sink flow-disturbing is up sealed under disturbance raised role
Gas below the surrounding diffusion of lid medial surface, upper capping accelerates convection current, makes gas more abundant with upper closure contacts, accelerates
Rate of heat dispation.The heat-sinking capability covered in the circinate raised increase of disturbance in the contact area of capping inwall and gas, enhancing；
Contacted between disturbance projection and fin and disturbance projection is evenly distributed in upper capping inwall, reinforcement heat is from lamp plate to upper capping
The conducting power of outer wall, accelerates radiating.
Preferably, the lateral surface of upper capping is provided with some evenly spaced radiating fins.Capping and the external world in increase
Contact area, accelerates radiating, improves the radiating efficiency of LED street lamp.
Preferably, the interior corner of upper capping is provided with buffering fillet.Prevent hot gas from being accumulated in the interior corner of upper capping, and
It can not flow downward and produce convection current and then cause radiating efficiency to reduce.
Preferably, the medial surface of upper capping up covers opening direction and is gradually reduced provided with some from upper capping inner bottom surface
Lines groove, the position being connected with lines groove on the medial surface of lower house is provided with the guiding gutter wide with lines channel opening.Gas
Spread downwards along the inner side of upper capping in the presence of lines groove, and because the downward width of lines groove is gradually reduced, by upper
The gas flow rate increase down spread, can continue downwards, by guiding gutter to expand under the gas effect that lower section is spread toward surrounding
It is scattered near lamp plate, so as to strengthen mobilization of the gas near lamp plate, the thermal absorptivity that gas is produced for lamp plate is more
By force, so as to accelerate the radiating of lamp plate.
Preferably, dredging the isosceles triangle that drift angle dredges the thin discharge orifice of chute group correspondence towards place that is shaped as of chute.
Preferably, dredging chute is shaped as fusiformis broad in the middle small in ends, the sophisticated line of chute is dredged by corresponding
Dredge the center of circle of discharge orifice.The thin chute of fusiformis is convenient to be distorted, and the edge for dredging chute both sides difference in height is occurred, and then strengthen thin chute
The flow-disturbing effect of group, accelerates the radiating inside LED street lamp.
It is of the present utility model to be beneficial in that：
When LED street lamp works, internal light source heat production, when gases are heated, they expand near lamp plate rises, by heat sink
Thin chute group in the presence of shunt, the spiral in the presence of thin chute group of the gas in LED street lamp, action of turbulent flow by force,
Enhance gaseous exchange, rapid heat dissipation.
The downside of reflector can be with the light inside camber reflection LED street lamp, so as to reduce LED street lamp provided with reflector layer
The hot spot of generation；Reflector layer reduces the radiation that heat sink is subject to, and makes to dredge the gas temperature above chute group and the gas above tin layers
Temperature is different, so as to stimulate the convection current of the gas and ambient gas above thin chute group, accelerates radiating.
The gas disperseed after the effect of heat sink flow-disturbing up covers the surrounding of medial surface under disturbance raised role
Gas below diffusion, upper capping accelerates convection current, makes gas more abundant with upper closure contacts, accelerates rate of heat dispation.Whirlpool
In the raised increase of disturbance of shape heat-sinking capability is covered in the contact area of capping inwall and gas, enhancing.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model.
Fig. 2 is Fig. 1 upward view.
Fig. 3 is Fig. 1 top view.
Fig. 4 is the structural representation of upper capping inwall.
Fig. 5 is the structural representation of heat sink in a kind of embodiment of the utility model.
Fig. 6 is the structural representation of heat sink in another embodiment of the utility model.
In figure：The lines groove 22 of 2 radiating fin 21 is covered on the guiding gutter 11 of lower house 1 and disturbs raised 23 lens 3
The heat sink 7 of 4 reflector of LED lamp bead, 5 driver 6 dredges discharge orifice 71 and dredges the lamp plate 8 of 72 drive location hole of chute 73.
Embodiment
The utility model is further detailed below according to embodiment and accompanying drawing.
A kind of embodiment, as depicted in figs. 1 and 2, a kind of LED street lamp of convenient radiating, including provided with 60 LED lamp beads 4
Lamp plate 8, lower house 1 and it is upper capping 2, lamp plate 8 be located at lower house 1 and it is upper capping 2 formed inside cavities be fixed on lower house 1
Side wall on, the top of lamp plate 8 is provided with driver 6, and the bottom of lower house 1 is provided with lens 3, and the edge of lens 3 is provided with cascaded surface,
With the shape adaptation of the bottom of lower house 1, bonded while edge sticks agent by adiabatic colloid, and complete sealing.The top of lamp plate 8 is set
There is heat sink 7.As shown in figure 5, heat sink 7 dredges discharge orifice provided with equally distributed thin discharge orifice 71 is all spaced horizontal and vertical
The thin chute 72 arranged around the thin even circumferential of discharge orifice 71 is provided with around 71, each thin chute 72 is relative from the edge on right side etc.
Edge high and higher than left side, dredges the thin chute group of discharge orifice 71 and one petal shape of formation of thin chute 72 around it, dredges stream
The drift angle that is shaped as of groove 72 dredges the isosceles triangle that 72 groups of correspondences of chute dredge discharge orifice 71 towards place.Four adjacent thin chute groups
Centre is provided with drive location hole 73, for accommodating driver 6, convenient radiating and the inner space for saving LED street lamp.Lamp plate 8
Lower section be provided with reflector 5, reflector 5 it is upper correspondence LED lamp bead 4 position provided with reflective hole so that reflector 5 can be arranged
The depression of interior recessed circle is provided with around the outside of LED lamp bead 4, reflective hole；The downside of reflector 5 is provided with reflector layer.On
The medial surface of capping 2 is provided with circinate disturbance projection 23, position of the disturbance projection 23 in upper capping 2 and phase on heat sink 7
The centre position of adjacent four thin chute groups is relative to disturb the top that projection 23 is located at drive location hole 73, in order to strengthen LED
Fitted with lamp plate 8 the heat conducting and radiating ability of street lamp, the bottom surface of disturbance projection 23.As shown in figure 3, the lateral surface of upper capping 2 is set
There are some evenly spaced radiating fins 21, make the radiating inside LED street lamp uniform while covering 2 heat-sinking capability in enhancing.
The interior corner of upper capping 2 is provided with buffering fillet.As shown in figure 4, the medial surface of upper capping 2 is provided with some from 2 inner bottom surfaces of upper capping
The position being connected with lines groove 22 on the lines groove 22 that 2 opening directions are gradually reduced, the medial surface of lower house 1 is up covered to be provided with
The guiding gutter 11 for being open wide with lines groove 22.
Another embodiment, its shape of heat sink 7 are shaped as shuttle broad in the middle small in ends as shown in fig. 6, dredging chute 72
Shape, the sophisticated line for dredging chute 72 passes through the center of circle of corresponding thin discharge orifice 71.
Heat sink 7 be provided with dredge chute group effect be to save heat sink 7 with the material guarantee heat transfer of heat sink 7 simultaneously
Efficiency.Each thin chute 72 is relative contour and edge of higher than left side can ensure heat sink 7 from the edge in right side
Ensure that the space dredged in discharge orifice 71 and thin chute 72 keeps connection while contact with lamp plate 8, prevent air to be locked in thin chute
Persistently overheating in the inner space of group, enhancing heat sink 7 is acted on for the flow-disturbing of LED street lamp internal gas, strengthens thermal convection current.
Depression on reflector 5 is set in the outside of LED lamp bead 4, and albedo is strong, and LED lamp bead 4 is in the length of the dorsal part of reflector 5
Small, it is ensured that the photon inside LED street lamp is few, so that the heat of radiation is few, the utility model heat inside enhancing LED street lamp is passed
Lead, thermal convection current ability while reduce internal radiations heat energy so as to ensure that the utility model has high radiating efficiency.
Claims (7)
1. a kind of LED street lamp of convenient radiating, including the lamp plate (8) provided with some LED lamp beads (4), lower house (1) and upper capping
(2), lamp plate (8) is located at the inside cavity that lower house (1) and upper capping (2) are formed, and the bottom of lower house (1) is provided with lens (3),
It is characterized in that, heat sink (7) is provided with above the lamp plate (8), heat sink (7) is provided with all is spaced uniform point horizontal and vertical
The thin discharge orifice (71) of cloth, dredges the thin chute (72) for being provided with and being arranged around thin discharge orifice (71) even circumferential around discharge orifice (71), each to dredge
The relative edge certainly in right side of chute (72) is contour and is higher than the edge in left side, dredges discharge orifice (71) and the thin chute around it
(72) thin chute (72) group of a petal shape is formed, the lower section of lamp plate (8) is provided with correspondence on reflector (5), reflector (5)
The position of LED lamp bead (4) is provided with the depression that interior recessed circle is provided with around reflective hole, reflective hole, and the downside of reflector (5) is set
There is reflector layer.
2. a kind of LED street lamp of convenient radiating according to claim 1, it is characterized in that, the medial surface of the upper capping (2)
It is raised (23) provided with gyrate disturbance, on disturbance raised (23) correspondence heat sink (7) in adjacent four thin chute (72) groups
Between position.
3. a kind of LED street lamp of convenient radiating according to claim 1 or 2, it is characterized in that, outside the upper capping (2)
Side is provided with some evenly spaced radiating fins (21).
4. a kind of LED street lamp of convenient radiating according to claim 1 or 2, it is characterized in that, the upper capping (2) it is interior
Corner is provided with buffering fillet.
5. a kind of LED street lamp of convenient radiating according to claim 1, it is characterized in that, the medial surface of the upper capping (2)
Provided with from it is upper capping (2) inner bottom surface up cover the lines groove (22) that (2) opening direction is gradually reduced, the inner side of lower house (1)
The position being connected on face with lines groove (22) is provided with the guiding gutter (11) wide with lines groove (22) opening.
6. a kind of LED street lamp of convenient radiating according to claim 1, it is characterized in that, the shape of the thin chute (72)
The isosceles triangle of the thin discharge orifice (71) of chute (72) group correspondence is dredged towards place for drift angle.
7. a kind of LED street lamp of convenient radiating according to claim 1, it is characterized in that, the shape of the thin chute (72)
For fusiformis broad in the middle small in ends, the sophisticated line for dredging chute (72) passes through the center of circle of corresponding thin discharge orifice (71).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621449412.4U CN206449490U (en) | 2016-12-27 | 2016-12-27 | A kind of LED street lamp of convenient radiating |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621449412.4U CN206449490U (en) | 2016-12-27 | 2016-12-27 | A kind of LED street lamp of convenient radiating |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206449490U true CN206449490U (en) | 2017-08-29 |
Family
ID=59673101
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621449412.4U Expired - Fee Related CN206449490U (en) | 2016-12-27 | 2016-12-27 | A kind of LED street lamp of convenient radiating |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206449490U (en) |
-
2016
- 2016-12-27 CN CN201621449412.4U patent/CN206449490U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170829 Termination date: 20191227 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |