CN201851990U - High-efficiency radiating LED (light-emitting diode) street lamp - Google Patents

High-efficiency radiating LED (light-emitting diode) street lamp Download PDF

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Publication number
CN201851990U
CN201851990U CN2010206071718U CN201020607171U CN201851990U CN 201851990 U CN201851990 U CN 201851990U CN 2010206071718 U CN2010206071718 U CN 2010206071718U CN 201020607171 U CN201020607171 U CN 201020607171U CN 201851990 U CN201851990 U CN 201851990U
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CN
China
Prior art keywords
street lamp
described
radiator
lamp
high
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CN2010206071718U
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Chinese (zh)
Inventor
伍战中
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伍战中
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Priority to CN2010206071718U priority Critical patent/CN201851990U/en
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    • YGENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02BCLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
    • Y02B20/00Energy efficient lighting technologies
    • Y02B20/70Used in particular applications
    • Y02B20/72Used in particular applications in street lighting

Abstract

The utility model provides a high-efficiency radiating LED (light-emitting diode) street lamp which comprises a radiator, an aluminum substrate, a light reflection plate, a lamp head fixing cover, a lamp tail fixing cover, a lens and a supporting strip, wherein the radiator adopts a polyhedral structure with certain radian; the aluminum substrate provided with LED lamp granules is located at the inner side of the radiator; the shape of the light reflection plate is consistent with that of the aluminum substrate; the light reflection plate is fixed on the aluminum substrate, so that a light reflection surface is formed; the lens adopts a curved surface structure with certain radian; the two sides of the lens are embedded into lens clamping grooves arranged at the two sides of the radiator; the lens and the radiator are butt-jointed to form a main cylindrical street lamp body; the lamp head fixing cover and the lamp tail fixing cover are respectively located at the upper end and the lower end of the main cylindrical street lamp body and are fixedly connected with the supporting strip; and a power supply changeover port is arranged on the lamp head fixing cover. The high-efficiency radiating LED street lamp has practical structure and good radiating effect; the service life of the LED lamp is effectively prolonged; moreover, the LED street lamp is easy to replace and has wide application prospect.

Description

The high-efficiency heat radiating LED street lamp

Technical field

The utility model relates to a kind of LED street lamp, and especially a kind of LED street lamp of high efficiency and heat radiation belongs to the LED lighting technical field.

Background technology

LED (Light Emitting Diode) light emitting diode is a kind of solid-state semiconductor devices, and it can directly be converted into light to electricity.The heart of LED is a semi-conductive wafer, and an end of wafer is attached on the support, and an end is a negative pole, and the other end connects the positive pole of power supply, makes entire wafer by epoxy encapsulation.Semiconductor wafer is made up of two parts, and a part is a P-type semiconductor, occupies an leading position in its hole, the inside, and the other end is a N-type semiconductor, mainly is electronics here, but these two kinds of semiconductors just form one " P-N knot " when coupling together between them.When electric current acted on this wafer by lead, electronics will be pushed to the P district, and electronics will send energy with the form of photon, the luminous principle of LED that Here it is then with hole-recombination in the P district.And the color of light wavelength decision light, by forming the decision of P-N knot material.

The LED lamp recently has wide application owing to its low energy consumption, high advantage of life-span in productive life, the trend that replaces conventional light source is arranged.Street lamp is the important component part of city illumination, and traditional street lamp often adopts high-pressure mercury lamp, and the shortcoming that its light efficiency is low has caused the huge waste of the energy, therefore, the LED lighting engineering is introduced the waste that the energy just can be effectively avoided in the street lamp field.But the temperature of LED street lamp is the main cause that influences its light decay, and simultaneously, the quality of radiating effect directly influences its service life.

Summary of the invention

The utility model promptly is the bad shortcoming of thermal diffusivity that exists at present LED street lamp technology, and a kind of LED street lamp with better thermal diffusivity is provided.

Specifically, high-efficiency heat radiating LED street lamp described in the utility model, it is characterized in that: described LED street lamp is made of radiator, aluminium base, reflector, lamp holder fixed cap, lamp tail fixed cap, lens and support bar, and the structure and the annexation of each several part are as described below:

1, radiator is made of light source fixed head, heat pipe, radiating fin, and wherein, the panel with a plurality of planes of light source fixed head for launching at an angle has several heat conduction tube seats that pass for heat pipe that run through up and down on it; Heat pipe is the bend pipe of " U " shape, and the one end is positioned at the heat conduction tube seat of light source fixed head, and flattens with the plane at place, fits tightly with described heat conduction tube seat, and the other end seals in the hole flanging on the radiating fin and with the fin hole flanging and fits tightly; Radiating fin is the thin slice of a drawing, and the profile of outer and described light source fixed head fits tightly, and has the hole flanging with the heat pipe interference fit on it, and radiating fin is between described light source fixed head and heat pipe;

2, the aluminium base that LED lamp grain is housed is positioned on a plurality of planes of light source fixed head inboard of radiator, fits tightly with the light source fixed head of radiator;

3, reflector is consistent with the aluminium base profile, and has and the corresponding lamp grain of aluminium base lamp grain via hole, is fixed on the aluminium base, forms reflective surface;

4, lens are the curved-surface structure of certain radian, and both sides embed in the lens draw-in groove of radiator both sides, dock the street lamp main body that forms the cylindroid bodily form with radiator;

5, support bar is that column is rectangular, in the support bar draw-in groove of the up/down perforation that embedding radiator outer surface is offered;

6, lamp holder fixed cap and lamp tail fixed cap lay respectively at the upper and lower side of described street lamp main body, and are connected and fixed by screw and support bar, have the power supply transfer mouth on the lamp holder fixed cap.

Described high-efficiency heat radiating LED street lamp is characterized in that: described heat pipe is the high copper heat pipe of thermal conductivity.

Described high-efficiency heat radiating LED street lamp is characterized in that: the quantity of described heat pipe is more than one.

Described high-efficiency heat radiating LED street lamp is characterized in that: described radiating fin quantity is more than one.

Described high-efficiency heat radiating LED street lamp is characterized in that: described radiating fin surface is provided with the rough decorative pattern that can increase area of dissipation.

Described high-efficiency heat radiating LED street lamp is characterized in that: the light source fixed head plane at described heat pipe and place flattens, and directly contacts with aluminium base;

Described high-efficiency heat radiating LED street lamp is characterized in that: the number of described aluminium base is more than one.

Described high-efficiency heat radiating LED street lamp is characterized in that: described aluminium base and light source fixed head fit tightly by heat-conducting cream.

Described high-efficiency heat radiating LED street lamp is characterized in that: described reflector is fixed by screw and aluminium base.

High-efficiency heat radiating LED street lamp described in the utility model has following advantage:

1, the brilliant design of light source fixed head is scattered the light source camber, makes its hot spot shadow surface wideer, does not have dark band between the lamp distance;

2, the aluminium base front adds reflector, make the street lamp lighting effect better, and the aluminium base surface is invisible, and product is exquisiter;

3, the lamp holder fixed cap has the power supply transfer mouth, can directly use the power interface of original street lamp, replaces conventional road lamp with this kind of street lamp, and under the transitional street lamps system, only need more change the bulb gets final product, and has saved great amount of cost;

4, when design is contained in power supply in the lamp stand, and lamp body separates with power supply like this, avoids causing scrapping the unnecessary waste that is brought because of the fault of a certain individuality of lamp body or power supply;

5, the radiator of described LED street lamp is by heat pipe heat conduction, preferred copper heat pipe, heat fully and rapidly can be derived, and radiating fin and heat pipe fit tightly, the heat of its derivation is distributed fast, to reach better heat radiating effect, guaranteed the service life of LED lamp;

6, the radiating fin in the radiator of described LED street lamp is that aluminium flake is stamped to form, with respect to traditional Section Bar Heat Sinks, the radiating fin that aluminium flake is stamped to form is thin and quantity is more, the ridge design in addition on the fin surface again, effectively strengthen the fin area of dissipation, and weight is lighter, thereby has reduced raw-material use, to reach the purpose of high efficiency and heat radiation and conservation.

Description of drawings

Fig. 1 is the decomposition texture schematic diagram of the radiator of high-efficiency heat radiating LED street lamp described in the utility model, and wherein, wherein, 1 is that light source fixed head, 2 is that heat pipe, 3 is that radiating fin, 10 is that heat conduction tube seat, 30 is hole flanging;

Fig. 2 is the package assembly schematic diagram of the radiator of high-efficiency heat radiating LED street lamp described in the utility model, and wherein, 1 is that light source fixed head, 2 is that heat pipe, 3 is radiating fin;

Fig. 3 is the structural representation of the aluminium base of high-efficiency heat radiating LED street lamp described in the utility model, and wherein, 4 is aluminium base, and 40 is LED lamp grain;

Fig. 4 is the structural representation of the reflector of high-efficiency heat radiating LED street lamp described in the utility model, and wherein 5 is that reflector, 50 is lamp grain via hole;

Fig. 5 is the structural representation of the lens of high-efficiency heat radiating LED street lamp described in the utility model, and wherein, 6 is lens;

Fig. 6 is the decomposition texture schematic diagram of high-efficiency heat radiating LED street lamp described in the utility model, and wherein, 7 is that radiator, 8 is that support bar, 9 is that lamp holder fixed cap, 10 is that lamp tail fixed cap, 90 is the power supply transfer mouth;

Fig. 7 is the package assembly schematic diagram of high-efficiency heat radiating LED street lamp described in the utility model, and wherein, 6 is that lens, 7 are that radiator, 9 is the lamp holder fixed cap.

The specific embodiment

Below in conjunction with concrete embodiment; high-efficiency heat radiating LED street lamp described in the utility model is described in detail; purpose is better to understand technology contents described in the utility model for the public; rather than to the restriction of technology contents described in the utility model; in fact; in the spiritual essence of invention described in the utility model, any increase and decrease, replacement and the improvement of carrying out is all within the utility model technical scheme required for protection.

As Fig. 1-2 is the structural representation of the radiator of high-efficiency heat radiating LED street lamp described in the utility model, as seen from the figure, described radiator is made of light source fixed head 1, heat pipe 2 and radiating fin 3, wherein, light source fixed head 1 is for being the multiaspect shape panel of certain radian, having on it several heat conduction tube seats 10 that pass for heat pipe 2 that run through up and down; Heat pipe 2 is the bend pipe of " U " shape, and half of its length is positioned at the heat conduction tube seat 10 of light source fixed head 1, and fits tightly with described heat conduction tube seat 10, and second half connects radiating fin 3; Radiating fin 3 is the thin slice of a drawing, and the radian of outer and described light source fixed head 1 coincide, and has the hole flanging 30 that passes for heat pipe 2 on it, and radiating fin 3 is between described light source fixed head 1 and heat pipe 2.

The radiator of described high-efficiency heat radiating LED street lamp, wherein, described heat pipe 2 is made by the high material of thermal conductivity, for example the copper heat pipe of good heat conduction effect; The quantity of described heat pipe 2 is more than one, and in the present embodiment, heat pipe is five.Described radiating fin 3 quantity are more than one, evenly be serially connected on the heat pipe 2 by hole flanging 30, hole flanging 30 and heat pipe 2 interference fit, and fit tightly with light source fixed head 1, described radiating fin 3 surfaces are provided with the rough decorative pattern that can increase area of dissipation, have further strengthened radiating effect.As efficient LED lamp radiator described in the utility model preferred embodiment, described radiating fin 3 is an aluminium matter radiating fin.

Fig. 3 is the structural representation of the aluminium base of high-efficiency heat radiating LED street lamp described in the utility model, during use, aluminium base 4 back sides that LED lamp grain 40 is housed are stamped heat-conducting cream, be fixed on the face of light source fixed head 1 correspondence by screw again, make the light source fixed head face seamless applying of itself and radiator, to reach better heat radiating effect.

Fig. 4 is the structural representation of the reflector of high-efficiency heat radiating LED street lamp described in the utility model, reflector 5 is consistent with aluminium base 4 profiles, and have and aluminium base lamp grain 40 corresponding lamp grain via holes 50, be fixed on the aluminium base 4, form reflective surface, make the street lamp lighting effect better like this, and the aluminium base surface is invisible, product is exquisiter.

Fig. 5 is the structural representation of the lens of high-efficiency heat radiating LED street lamp described in the utility model, and lens 6 are the curved-surface structure of certain radian, and both sides embed in the lens draw-in groove of radiator both sides, docks with radiator and forms tubular street lamp main body.

Fig. 7 and Fig. 8 are the structural representations of high-efficiency heat radiating LED street lamp described in the utility model, described LED street lamp comprises radiator, aluminium base, the lamp holder fixed cap, lamp tail fixed cap, lens and support bar, wherein, the curved-surface structure (as indicated above) of radiator 7 for having certain radian, the aluminium base 4 that LED lamp grain is housed is positioned on the radiator 7 inboard light source fixed heads, fit tightly with radiator, lens 6 are the curved-surface structure of certain radian, both sides embed in the lens draw-in groove of radiator both sides, dock the tubular street lamp main body of formation with radiator, support bar 8 is that column is rectangular, in the support bar draw-in groove of the up/down perforation that embedding radiator outer surface is offered, lamp holder fixed cap 9 and lamp tail fixed cap 10 lay respectively at the upper and lower side of described street lamp main body, and are connected and fixed with support bar 8, have power supply transfer mouth 90 on the lamp holder fixed cap.

When described LED street lamp is assembled, at first heat pipe 2 is put into the heat conduction tube seat 10 of light source fixed head 1, its pressing is riveted tightly, fit tightly, become one with light source fixed head 1; Then radiating fin 3 is sealed between the heat pipe 2 and light source fixed head 1 after pressing by the hole flanging on it 30, radiating fin 3 and light source fixed head 1 and heat pipe 2 are fitted tightly, be assembled into radiator as shown in the figure; Aluminium base 4 back sides that LED lamp grain will be housed then stamp heat-conducting cream, be fixed on 1 pairing of the light source fixed head of radiator by screw again, make the light source fixed head face seamless applying of itself and radiator, again profile and aluminium base 4 consistent reflectors 5 are fixed on aluminium base 4 fronts, lamp grain via hole 50 on the reflector 5 is corresponding with the LED lamp grain 40 on the aluminium base 4, again support bar 8 is snapped in the pairing support bar draw-in groove of radiator, lamp holder fixed cap 9 and lamp tail fixed cap 10 are fixed on the two ends of support bar 8 respectively with screw, thereby two fixed caps and radiator are connected into an integral body, again lens 6 are snapped in the lens draw-in groove on the light source fixed head, be assembled into LED street lamp as shown in Figure 7.

High-efficiency heat radiating LED lamp post structure described in the utility model practicality, good heat dissipation effect has effectively prolonged the service life of LED lamp, and has changed easily, has broad application prospects.

Claims (9)

1. described high-efficiency heat radiating LED street lamp is characterized in that: described LED street lamp is made of radiator, aluminium base, reflector, lamp holder fixed cap, lamp tail fixed cap, lens and support bar, and the structure and the annexation of each several part are as described below:
1) radiator is made of light source fixed head, heat pipe, radiating fin, and wherein, the panel with a plurality of planes of light source fixed head for launching at an angle has several heat conduction tube seats that pass for heat pipe that run through up and down on it; Heat pipe is the bend pipe of " U " shape, and the one end is positioned at the heat conduction tube seat of light source fixed head, and flattens with the plane at place, fits tightly with described heat conduction tube seat, and the other end seals in the hole flanging on the radiating fin and with the fin hole flanging and fits tightly; Radiating fin is the thin slice of a drawing, and the profile of outer and described light source fixed head fits tightly, and has the hole flanging with the heat pipe interference fit on it, and radiating fin is between described light source fixed head and heat pipe;
2) aluminium base that LED lamp grain is housed is positioned on a plurality of planes of light source fixed head inboard of radiator, fits tightly with the light source fixed head of radiator;
3) reflector is consistent with the aluminium base profile, and has and the corresponding lamp grain of aluminium base lamp grain via hole, is fixed on the aluminium base, forms reflective surface;
4) lens are the curved-surface structure of certain radian, and both sides embed in the lens draw-in groove of radiator both sides, dock the street lamp main body that forms the cylindroid bodily form with radiator;
5) support bar is that column is rectangular, in the support bar draw-in groove of the up/down perforation that embedding radiator outer surface is offered;
6) lamp holder fixed cap and lamp tail fixed cap lay respectively at the upper and lower side of described street lamp main body, and are connected and fixed by screw and support bar, have the power supply transfer mouth on the lamp holder fixed cap.
2. high-efficiency heat radiating LED street lamp according to claim 1 is characterized in that: described heat pipe is the high copper heat pipe of thermal conductivity.
3. high-efficiency heat radiating LED street lamp according to claim 1 is characterized in that: the quantity of described heat pipe is more than one.
4. high-efficiency heat radiating LED street lamp according to claim 1 is characterized in that: described radiating fin quantity is more than one.
5. high-efficiency heat radiating LED street lamp according to claim 1 is characterized in that: described radiating fin surface is provided with the rough decorative pattern that can increase area of dissipation.
6. high-efficiency heat radiating LED street lamp according to claim 1 is characterized in that: the light source fixed head plane at described heat pipe and place flattens, and directly contacts with aluminium base;
7. high-efficiency heat radiating LED street lamp according to claim 1 is characterized in that: the number of described aluminium base is more than one.
8. high-efficiency heat radiating LED street lamp according to claim 1 is characterized in that: described aluminium base and light source fixed head fit tightly by heat-conducting cream.
9. high-efficiency heat radiating LED street lamp according to claim 1 is characterized in that: described reflector is fixed by screw and aluminium base.
CN2010206071718U 2010-11-12 2010-11-12 High-efficiency radiating LED (light-emitting diode) street lamp CN201851990U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2010206071718U CN201851990U (en) 2010-11-12 2010-11-12 High-efficiency radiating LED (light-emitting diode) street lamp

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2010206071718U CN201851990U (en) 2010-11-12 2010-11-12 High-efficiency radiating LED (light-emitting diode) street lamp

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CN201851990U true CN201851990U (en) 2011-06-01

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Cited By (3)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102221153A (en) * 2011-06-09 2011-10-19 中山伟强科技有限公司 High-power light-emitting diode (LED) lamp
TWI414718B (en) * 2011-06-09 2013-11-11
TWI456137B (en) * 2012-03-02 2014-10-11

Cited By (4)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN102221153A (en) * 2011-06-09 2011-10-19 中山伟强科技有限公司 High-power light-emitting diode (LED) lamp
CN102221153B (en) * 2011-06-09 2013-08-14 中山伟强科技有限公司 High-power light-emitting diode (LED) lamp
TWI414718B (en) * 2011-06-09 2013-11-11
TWI456137B (en) * 2012-03-02 2014-10-11

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

Granted publication date: 20110601

Termination date: 20151112

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