CN201706340U - Light emitting diode (LED) street lamp with adjustable optical path and angle - Google Patents

Light emitting diode (LED) street lamp with adjustable optical path and angle Download PDF

Info

Publication number
CN201706340U
CN201706340U CN2010202229506U CN201020222950U CN201706340U CN 201706340 U CN201706340 U CN 201706340U CN 2010202229506 U CN2010202229506 U CN 2010202229506U CN 201020222950 U CN201020222950 U CN 201020222950U CN 201706340 U CN201706340 U CN 201706340U
Authority
CN
China
Prior art keywords
lamp
led
street lamp
lamp housing
light source
Prior art date
Application number
CN2010202229506U
Other languages
Chinese (zh)
Inventor
郭伟玲
丁天平
崔碧峰
Original Assignee
北京工业大学
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by 北京工业大学 filed Critical 北京工业大学
Priority to CN2010202229506U priority Critical patent/CN201706340U/en
Application granted granted Critical
Publication of CN201706340U publication Critical patent/CN201706340U/en

Links

Classifications

    • 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 light emitting diode (LED) street lamp with adjustable optical path and angle, which comprises an LED light source and a cooling system thereof; an LED light source module is fixed on a cooling base through high heat conduction material; the cooling base and the surface of the lamp are provided with saw tooth-shaped cooling channels, thereby improving the cooling characteristic of the LED light source module and prolonging the service life of the LED; and the cooling base is fixed in the lamp through a support, the angle between the plane of the cooling base and a road surface can be adjusted by adjusting the support so as to achieve the purposes of adjustable light-emitting optical path and angle as well as adjustable light area on the road surface.

Description

The LED street lamp of a kind of light path and adjustable angle joint

Technical field

The utility model relates to the LED lighting engineering, particularly relate to a kind of light path and adjustable angle the joint the LED street lamp

Background technology

LED is as novel solid state light emitter of 21 century, has energy-saving and environmental protection, safety, easily drives, volume is little, the life-span is long, rich color, reliability advantages of higher, is widely used in fields such as traffic signals indication, backlight, general lighting, street lamp.

The LED luminous tube is a DC driven, compares with common incandescent lamp, and on the basis of at least 4 times of luminous efficiency raisings, energy consumption only is 1/10 of an incandescent lamp, and the life-span prolongs 50 times.

Be different from conventional light source, LED can not go out the heat radiation that self produces by heat radiation, can only conduct by heat, mode such as convection current dispels the heat, therefore in actual application, thermal stress affects photoelectric characteristic and the service life of LED as main influence factor.Present stage, the LED that is applied to street lamp is the light source module that large power white light LED is formed, and how the limited lamp casing inside in the space reduces thermal stress as much as possible, reduces the temperature of LED, is the key point that makes its long-time operate as normal.

Be different from conventional light source, the chip size of LED is very little, and is little with respect to conventional road lamp light angle of flare, under the equal height, shines the regional little of ground.If street LED street lamp density is little, occur easily between the LED street lamp " blind area "; Street LED street lamp density is big, then increases cost.How under the situation that guarantees brightness and illumination, enlarging illuminating area, reduce cost, reduce the appearance of " blind area ", also is the key of LED street lamp application.

The utility model of utility application ZL200910027386.4 discloses a kind of LED modular street lamp holder with adjustable irradiating angle, it is by the adjusting supporting plate on the vertical fixed light head bracket of adjustment screw, light source module can be rotated in certain irradiating angle, improved the area of street lamp, but still " blind area " may occur in the irradiation area of street lamp both sides to the irradiation area at center, street.The design of its light fixture heat dispersion substrate is piled up dust, rainwater etc. easily, is unfavorable for the self-cleaning of street lamp, and after work a period of time, the heat-sinking capability of light fixture descends greatly.

The utility model has the advantages that by regulating the angle of cooling base and base plate, improve the area of street lamp both sides irradiation area, reduce the appearance of " blind area "; Street lamp is to the irradiation area at center, street, and in the time of can passing through street lamp is installed, improve at the elevation angle that increases light fixture.In the utility model, the jagged heat dissipation channel increase at double on lamp housing and cooling base surface the area of dissipation of lamp housing, improve the radiating efficiency of light fixture; " V " font groove simultaneously, structure wide at the top and narrow at the bottom is unfavorable for the accumulation of dust, rainwater etc., is convenient to the self-cleaning of street lamp.

Summary of the invention

For solving the shortcoming and defect in the above-mentioned technology, the utility model provide a kind of have light path and adjustable angle joint the design of LED street lamp, purpose is to reduce in the high-power LED street lamp application process, the problem that the LED street lamp reliability that causes because temperature is too high reduces, and LED street lamp irradiation area is little, brightness and the not enough problem of illumination.

Technical solutions of the utility model are as follows:

The LED street lamp of a kind of light path and adjustable angle joint comprises led module light source, lamp housing, two cooling bases, some aluminium base circuit boards, contains the shell of glass lamp shade; Lamp housing is propped up by bench-type base plate, both sides side plate, middle side plate and adjusting and is configured to.The side plate rear and front end of lamp housing both sides has the adjusting support, the cooling base that aluminium base circuit board is housed is by middle side plate and the fixed installation of adjusting support, led light source is welded on the aluminium base circuit board, regulating has the groove that can supply to adjust bolt position on the support, cooling base plane and base plate plane angle can be adjusted by the bolt position of regulating support; Leave fixedly street lamp on the lamp housing bench-type base plate in the lamp stand jack of lamp stand, screw; The lamp housing edge is provided with screw, and the shell that contains glass lamp shade links to each other with lamp housing, and edge's cushioning waterproof adhesive tape makes shell closely link to each other with lamp housing, stops steam and dust to enter street lamp inside; All there is one-sided zigzag heat dissipation channel in the cooling base and the lamp housing outside.

Described lamp housing is that the outside is trapezoidal, the medial arch section structure, medial arch body structure surface and base-plates surface are made as minute surface, scribble high reflecting material, the lamp housing of have bench-type base plate, both sides side plate, middle side plate, regulating support is made as an integral body directly by material extending.

Described aluminium base circuit board directly is fixed on the cooling base, scribbles highly heat-conductive material between aluminium base circuit board and the cooling base.

Described LED street lamp adopts modular optical source distribution, led light source is welded on composition module light source on the aluminium base circuit board, each street lamp can be made of some groups of led light source modules, each modularized light source is made of several LED, the led module light source can select whether to increase lens according to road surface needs and cost.

Described lamp housing edge is provided with the screw of fixed housing, and this edge's cushioning makes shell closely link to each other with lamp housing and stops steam and dust to enter the waterproof adhesive tape of street lamp inside simultaneously.

Technique effect of the present utility model is as follows:

LED street lamp of the present utility model, aluminium base circuit board directly is fixed on the cooling base that is provided with one-sided zigzag passage of heat, by highly heat-conductive material between the two, the heat that LED work produces can be transmitted to cooling base, lamp housing as soon as possible, is transmitted to the external world by lamp housing again.Lamp housing and cooling base material have high thermal conductivity, cooperate jagged passage of heat, have improved the heat dispersion of LED street lamp, thereby reduce the temperature of LED street lamp, prolong the service life of street lamp.

Lamp housing medial arch section structure can effectively converge the light that LED produces; The inboard is made into minute surface, scribbles high reflecting material, through reflection, can effectively improve the utilization rate that LED sends light.

Base plate upside, the both sides side plate outside, cooling base one side are provided with jagged heat dissipation channel, increase at double the area of dissipation of lamp housing.Be different from traditional finger-like heat dissipation channel, jagged heat dissipation channel, " V " font groove, structure wide at the top and narrow at the bottom is unfavorable for the accumulation of dust, rainwater etc., is convenient to the self-cleaning of street lamp.

By regulating bolt position, make base plane and base plate plane adjustable included angle, the design of regulating support helps regulating the irradiating angle of substrate, irradiated area according to the Level Change street lamp, reduce street street lamp density, support design simultaneously can be saved the material of making light fixture, saves cost.

Modular optical source distribution can provide very big adjustment space to the producer, by increase, minimizing light source module quantity, and cooperates different light source modules, can reach the purpose that changes street lamp power.If cooperate the design of drive circuit, the open and close of control light emitting module, but saves energy.

Description of drawings

Fig. 1 the utility model street lamp is not installed the lamp housing section and the cooling base schematic diagram of cooling base;

Fig. 2 the utility model street lamp is installed the lamp housing sectional schematic diagram of cooling base;

Fig. 3 the utility model road lamp cooling pedestal scheme of installation;

Fig. 4 the utility model street lamp bracket angle adjustable schematic diagram;

Figure 5 shows that light area, ground design sketch behind the utility model street lamp bracket adjusting angle.

Among the figure: 1, lamp outer casing 2, both sides side plate 3, middle side plate 4, regulate support 5, cooling base 6, zigzag heat dissipation channel 7, lamp stand jack 8, screw 9, regulate on the support before the bolt position, throw territory 10 under the certain altitude, regulate on the support behind the bolt position irradiation area of light fixture under the equal height

The specific embodiment

Below in conjunction with accompanying drawing the utility model is described further.

As shown in Figure 1 and Figure 2, comprise led module light source, lamp housing 1, some cooling bases 5, some aluminium base circuit boards, lampshade, waterproof adhesive tape, contain the shell of glass lamp shade; Lamp housing is made of bench-type base plate, both sides side plate 2, middle side plate 3 and adjusting support 4.The side plate rear and front end of lamp housing both sides has the support 4 of adjusting, the cooling base 5 that aluminium base circuit board is housed is by middle side plate 3 and 4 fixed installations of adjusting support, led light source is welded on the aluminium base circuit board, regulating has the groove that can supply to adjust bolt position on the support, cooling base 5 planes and base plate plane angle can be adjusted by the bolt position of regulating support; Leave fixedly street lamp on the lamp housing bench-type base plate in the lamp stand jack 7 of lamp stand, screw 8; The lamp housing edge is provided with screw, and the shell that contains glass lamp shade links to each other with lamp housing by bolt, and edge's cushioning waterproof adhesive tape makes shell closely link to each other with lamp housing, stops steam and dust to enter street lamp inside; All there is one-sided zigzag heat dissipation channel in the cooling base and the lamp housing outside.

Lamp housing 1 is the good alloy of heat conduction with cooling base 5 materials, and lamp housing 1 outside is trapezoidal, the medial arch structure, and lamp housing medial arch section structure can effectively converge the light that LED produces; The inboard is made into minute surface, scribbles high reflecting material, through reflection, can effectively improve the utilization rate that LED sends light.The support 4 of the band groove on middle side plate 3 and the both sides side plate 2 is provided with screw, by bolt fixing cooling base 5 jointly.By regulating bolt position, can change the angle of cooling base and base plate, reach the purpose of regulating LED street lamp lighting angle.

The led light source module is fixed on the cooling base 5 by highly heat-conductive material, by middle side plate 2 and the support 4 of being with groove the heat on the cooling base 5 is transmitted to lamp housing, is transmitted to the external world again, improve the heat dispersion of LED street lamp, thereby reduce the temperature of LED street lamp, prolong the service life of street lamp.

In order better to improve the heat-sinking capability of light fixture, lamp housing 1 outside (the base plate upside and the both sides side plate outside), cooling base 5 one sides are provided with jagged heat dissipation channel 6, increase at double the area of dissipation of lamp housing, the radiating efficiency of raising light fixture; " V " font groove simultaneously, structure wide at the top and narrow at the bottom is unfavorable for the accumulation of dust, rainwater etc., is convenient to the self-cleaning of street lamp.

The lamp stand jack of reserving on the bench-type base plate 7 can be simplified the site operation of street lamp greatly, when street lamp is installed, after only need insert jack with lamp stand, gets final product with bolting.Reduce the potential safety hazard that produces because of frequent operation in the street lamp installation process greatly.

The effect of screw 8: 1. that light fixture is fixing on lamp stand by bolt; 2. fixedly waterproof adhesive tape, glass lamp shade, shell etc.

As shown in Figure 3, middle side plate is provided with inner groovy, the plane of no heat dissipation channel on the cooling base is snapped in the middle side plate groove, the groove plane is coated with highly heat-conductive material with no heat dissipation channel plane, the rotation heat-radiating substrate is fixed heat-radiating substrate by the bolt at middle side plate and adjusting support place to proper angle.Regulate the support place and can be provided with scale,, directly determine the heat-radiating substrate angle with the scale of regulating support by the plan-position of standardization cooling base size and no heat dissipation channel.

As shown in Figure 4, during the assembling street lamp, according to pole height, the street is provided with the density of street lamp, selects suitable heat-radiating substrate angle.By change regulating the position of bolt on the support 4, can regulate the angle of cooling base plane and base plate plane, reach that lighting angle can be regulated, the changeable purpose of ground irradiated area.

Accompanying drawing 5 is depicted as light area, ground design sketch behind the utility model street lamp bracket adjusting angle.By regulating the angle of street lamp bracket, can obtain different irradiation areas on ground, the area of light area, ground 10 is obviously greater than the area of light area 9 among Fig. 4, lamp stand according to differing heights, suitably regulate the support angle during assembling street lamp, under the situation that guarantees brightness and illumination, obtain desirable light area, reduce the density of street street lamp, save cost.

The above is a preferred implementation of the present utility model only, should be understood that; for a person skilled in the art; based on spirit of the present utility model and essence, can also make other distortion and improvement, but these distortion and improvement all will fall into protection domain of the present utility model.

Claims (5)

1. the LED street lamp of light path and adjustable angle joint is characterized in that: comprise led module light source, lamp housing, two cooling bases, some aluminium base circuit boards, contain the shell of glass lamp shade; Lamp housing is propped up by bench-type base plate, both sides side plate, middle side plate and adjusting and is configured to; The side plate rear and front end of lamp housing both sides has the adjusting support, the cooling base that aluminium base circuit board is housed is by middle side plate and the fixed installation of adjusting support, led light source is welded on the aluminium base circuit board, regulating has the groove that can supply to adjust bolt position on the support, cooling base plane and base plate plane angle can be adjusted by the bolt position of regulating support; Leave fixedly street lamp on the lamp housing bench-type base plate in the lamp stand jack of lamp stand, screw; The shell that contains glass lamp shade links to each other with lamp housing; All there is one-sided zigzag heat dissipation channel in the cooling base and the lamp housing outside.
2. the LED street lamp of a kind of light path as claimed in claim 1 and adjustable angle joint, it is characterized in that: described lamp housing is that the outside is trapezoidal, the medial arch section structure, medial arch body structure surface and base-plates surface are made as minute surface, scribble high reflecting material, the lamp housing that has bench-type base plate, both sides side plate, middle side plate, regulates support is made as an integral body directly by material extending.
3. the LED street lamp of a kind of light path as claimed in claim 1 and adjustable angle joint, it is characterized in that: described aluminium base circuit board directly is fixed on the cooling base, scribbles highly heat-conductive material between aluminium base circuit board and the cooling base.
4. the LED street lamp of a kind of light path as claimed in claim 1 and adjustable angle joint, it is characterized in that: road-light light-source can be made of some groups of led module light sources, each modularized light source is made of several LED, and led light source is welded on composition module light source on the aluminium base circuit board.
5. the LED street lamp of a kind of light path as claimed in claim 1 and adjustable angle joint, it is characterized in that: described lamp housing edge is provided with the screw of fixed housing, and this edge's cushioning makes shell closely link to each other with lamp housing and stops steam and dust to enter the waterproof adhesive tape of street lamp inside simultaneously.
CN2010202229506U 2010-06-04 2010-06-04 Light emitting diode (LED) street lamp with adjustable optical path and angle CN201706340U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN2010202229506U CN201706340U (en) 2010-06-04 2010-06-04 Light emitting diode (LED) street lamp with adjustable optical path and angle

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN2010202229506U CN201706340U (en) 2010-06-04 2010-06-04 Light emitting diode (LED) street lamp with adjustable optical path and angle

Publications (1)

Publication Number Publication Date
CN201706340U true CN201706340U (en) 2011-01-12

Family

ID=43443498

Family Applications (1)

Application Number Title Priority Date Filing Date
CN2010202229506U CN201706340U (en) 2010-06-04 2010-06-04 Light emitting diode (LED) street lamp with adjustable optical path and angle

Country Status (1)

Country Link
CN (1) CN201706340U (en)

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101886776A (en) * 2010-06-04 2010-11-17 北京工业大学 LED street lamp with adjustable light path and angle
CN102252239A (en) * 2011-08-10 2011-11-23 吴建平 Light-emitting diode (LED) street lamp
CN102661497A (en) * 2012-04-16 2012-09-12 上舜照明(中国)有限公司 Light emitting diode (LED) straight-tube fluorescent lamp and manufacturing method thereof
CN108081305A (en) * 2018-02-14 2018-05-29 张斌 A kind of mechanical hand implement with lighting device
CN108313246A (en) * 2018-02-28 2018-07-24 张斌 A kind of implement of the water conservancy with lighting device
CN108391519A (en) * 2018-02-27 2018-08-14 张斌 A kind of mechanical hand implement of the gardens with lighting device

Cited By (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101886776A (en) * 2010-06-04 2010-11-17 北京工业大学 LED street lamp with adjustable light path and angle
CN102252239A (en) * 2011-08-10 2011-11-23 吴建平 Light-emitting diode (LED) street lamp
CN102661497A (en) * 2012-04-16 2012-09-12 上舜照明(中国)有限公司 Light emitting diode (LED) straight-tube fluorescent lamp and manufacturing method thereof
CN108081305A (en) * 2018-02-14 2018-05-29 张斌 A kind of mechanical hand implement with lighting device
CN108391519A (en) * 2018-02-27 2018-08-14 张斌 A kind of mechanical hand implement of the gardens with lighting device
CN108313246A (en) * 2018-02-28 2018-07-24 张斌 A kind of implement of the water conservancy with lighting device

Similar Documents

Publication Publication Date Title
KR100516123B1 (en) A line type led illumination lamp
JP2012529740A (en) Customizable, long-life and high thermal efficiency environmentally friendly solid state lighting
CN101684934B (en) Light-emitting diode lighting device
KR200447650Y1 (en) Street lamp using led
CN201803156U (en) Combined high-power LED (Light Emitting Diode) lamp
CN201652132U (en) LED street lamp with solar cell panel
US20060056169A1 (en) Light module using led clusters
CN100578077C (en) Led tunnel lamp
CN101608764B (en) LED illumination device
CN201190931Y (en) High-power LED tunnel lamp
CN201420967Y (en) LED lamp tube with improved structure
KR101265162B1 (en) Led street lamp capable of controlling light distribution angle
US20100002432A1 (en) Indirect luminaire utilizing led light sources
CN2893400Y (en) LED bulb
CN201462590U (en) LED tunnel lamp
CN201944672U (en) Light-emitting diode (LED) lighting lamp
CN101457902B (en) LED illumination lamp
US9732919B2 (en) Multifunctional module-type light
CN201611032U (en) Inclined type LED bulb
CN201954332U (en) LED energy-saving lamp
JP5198516B2 (en) Tunnel lighting
CN101178164A (en) LED lamp panel projecting lamp light from multi-angle
CN202229040U (en) LED projector
KR101202821B1 (en) Eco-friendly diffuser type LED luminaire with DSSCDye-sensitized solar cell
WO2011069305A1 (en) Led lamp and road-lamp with the same

Legal Events

Date Code Title Description
C14 Grant of patent or utility model
GR01 Patent grant
C17 Cessation of patent right
CF01 Termination of patent right due to non-payment of annual fee

Granted publication date: 20110112

Termination date: 20130604