CN103528001A

CN103528001A - LED safety street lamp

Info

Publication number: CN103528001A
Application number: CN201310435055.0A
Authority: CN
Inventors: 孔繁忠; 孔繁莲
Original assignee: Individual
Current assignee: Individual
Priority date: 2013-07-26
Filing date: 2013-09-11
Publication date: 2014-01-22

Abstract

The invention provides a novel LED safety street lamp having a passive heat dissipation function of a high-power LED lamp wick and applied to the field of LED illumination. The alternating-current 36V safety voltage is output from the front end of a power supply cabinet to achieve power supply of the LED safety street lamp, and the LED safety street lamp and the power supply cabinet are provided with intelligent controllers controlling switching and luminance. Each LED street lamp post head is re-designed and made of high-heat-conductivity metal, a double-layer water tank is manufactured and is separated by a partition plate from the middle, the upper layer and the lower layer are communicated through a partition plate water opening, the water opening is sealed by a plug, the upper-layer water tank is opened and used for collecting rainwater, and the lower-layer water tank is filled with water. The water tank cannot be completely full of the water in a place where the temperature is not higher than zero DEG C, a space for ice expansion is reserved, the water tank can be completely full of the water in a place where the temperature is higher than zero DEG C, the lamp post heads are located at the position of the bottom of the lower-layer water tank, a lamp arm is connected with a lamp holder, the LED lamp wick is installed on the lamp holder, the lamp arm is hollow for power line laying. Accordingly, by adopting the design, the heat dissipation problem of the high-power LED lamp wick is solved.

Description

The safe street lamp of LED

Technical field

The present invention is the safe street lamp of a New LED, has the passive heat sinking function of great power LED wick, is applied to LED lighting field.

Background technology

China is the production and consumption big country of incandescent lamp, and incandescent lamp output in 2010 and domestic sales volume are respectively 38.5 hundred million and 10.7 hundred million; According to measuring and calculating, Chinese electric consumption on lighting accounts for 12% left and right of Analyzing Total Electricity Consumption, if incandescent lamp is all replaced with to electricity-saving lamp, 48,000,000,000 kilowatt hours of can economizing on electricity in year, are equivalent to reduce 4,800 ten thousand tons of CO2 emissions, and energy-saving and emission-reduction have a high potential; Progressively eliminate incandescent lamp, be not only conducive to accelerate to promote the technological progress of Chinese electric lighting industry, promote the upgrading of electric lighting industrial structure to optimize, and will realize " 12 " target for energy-saving and emission-reduction, tackle Global climate change and contribute.

LED light on extensive replace incandescent, LED street lamp also starts to replace incandescent lamp street lamp, enter the streets and lanes in each city, but there is a series of problem in LED street lamp because wick is overheated, such as brightness decay, the lost of life, and even chip burns, the aluminium base using at present cannot meet the heat radiation requirement of high-power LED street lamp, and the power supply plan of whole LED street lamp cannot meet the requirement of development of new techniques, how to solve the thermal balance question of LED wick, how to optimize the power supply layout of LED street lamp, it is the comparatively urgent stubborn problem that the development of LED illuminating industry faces.

Summary of the invention

To be for overcoming LED illumination overheatedly cause that brightness is dimmed, the lost of life because wick power is excessive in the present invention, for overcoming the unreasonable a set of solution proposing of LED street lamp power supply, road lamp power supply design.

Objects and advantages of the present invention, be to provide a kind of advanced person's LED wick heat dissipation technology, can meet the heat radiation requirement of great power LED wick steady operation, the new planning of a whole set of applicable LED street lamp power supply, road lamp power supply is proposed for adapting to LED illumination development of new techniques simultaneously, to break through the technical bottleneck of restriction LED illumination whole industry development, promote the industry development of LED illumination.

For achieving the above object, the present invention adopts following technical scheme: will for the alternating current 220V of incandescent street lamp power supply, road lamp power supply becomes, exchange 36V at present, at front end, just solve each LED road lamp switch power supply AC-AC conversion, and force to increase current-limiting fuse at each LED street lamp, prevent short trouble, each LED light pole head is carried out to new design, each bar head is high thermal conductivity metal quality, all make Dual-layer water tank, centre has dividing plate separately, by dividing plate mouth of a river UNICOM, the mouth of a river is shut by stopper, upper strata water tank is uncovered, in order to collect rainwater, lower floor's water tank is to add water, can not topped up with water higher than the place of zero degree in temperature, leave the space that ice expands, can topped up with water higher than the area of zero degree in temperature, position at the bottom of lamp stand Tou lower floor water tank, there is the arm lamp holder of ining succession, arm and lamp holder are also high thermal conductivity quality, LED wick is just contained on lamp holder, arm hollow, walk power line.

Accompanying drawing explanation

Fig. 1 is the two LED street lamp decomposing schematic representations of single pole of the present invention.

Fig. 2 is many LED of single pole street lamp decomposing schematic representation of the present invention.

Fig. 3 is many LED of single pole road lamp cap schematic diagram of the present invention.

Fig. 4 is single pole DuoLED road lamp cap of the present invention tank center schematic cross-section.

Fig. 5 is LED pendent lamp decomposing schematic representation of the present invention.

Fig. 6 is LED pendent lamp central cross-section schematic diagram of the present invention.

Fig. 7 is LED illuminalive power-supply new planning schematic diagram of the present invention.

Be described as follows:

1 lamp stand 2 base 3 lamp stand line mouth 4 lamp holder water tanks

5 arm 6 lampshade 7 screw hole 8 lens

9 spool 10 hook 11 lamp bucket 12 mouth of a river plugs

The two LED street lamps of 13 dividing plate 14 waterline 15 power cabinet 16 single poles

17 lamp socket 18 support column 19 upper strata water tank 20 lower floor's water tanks

21 wick 22 aluminium bases

The specific embodiment

LED and incandescent lamp, the supply standard of the two is all different, and LED is that safe voltage is that direct current+5V ,+12V ,+24V ,+36V drive, and incandescent lamp is that alternating current 220V drives, and getting an electric shock can be dangerous; The illumination of LED illumination replace incandescent is trend of the times, so the conversion of power supply system is also trend of the times, LED illumination must adopt new safe voltage standard, and 36V exchanges by being just converted into direct current after rectifying and wave-filtering, safe voltage, is relatively applicable to the feature that LED throws light on.

Please refer to Fig. 7, i.e. LED illuminalive power-supply new planning schematic diagram of the present invention, example is LED mains lighting supply cabinet in the future.Current incandescent lighting also has power cabinet, but power cabinet output is 220V alternating current, to change now the illumination into LED, power cabinet 15 is wanted output AC 36V, for the two LED street lamps 16 of single pole directly provide light current to exchange 36V power supply, through rectifying and wave-filtering dividing potential drop, output just can meet LED wick power reguirements to the two LED street lamps 16 of each single pole, will save a 220V and exchange the Switching Power Supply that dress turns to direct current, reduce a lot of costs and fault, saved Switching Power Supply is changed into a controller for road lamp, control lighting the time of street lamp, single lamp or two lamp, percent how many brightness, be out or close, through holding wire, can realize long-range street lamp controls simultaneously, and the power supply system that 36V exchanges can have been avoided metal illuminating line bar forever because the potential safety hazard that 220V electric leakage brings also can provide working power for the monitoring head being arranged on illuminating line bar simultaneously, right, two LED street lamp 16 power packs of each single pole must install current-limiting fuse additional, prevent single street lamp short circuit and jeopardize other street lamp.

Please refer to shown in the two LED street lamp decomposing schematic representations of Fig. 1 single pole of the present invention the two LED street lamps of example single pole.The two LED street lamps of single pole are comprised of a base 2, a lamp stand 1 and lamp holder, and 1 is fixed on 2,2,1 hollow and be reserved with screw hole 7,2 and be screwed on 1; 1 is reserved with lamp

stand line mouth

3,3 can open, the 3rd, the 36V AC power cord of base 2 and lamp holder and the convergent point of holding wire, by 3 access controller for road lamp, main fuse, 36V AC power cord and holding wire, the function of controller for road lamp and holding wire is the same with Fig. 7 explanation; Lamp holder is high thermal conductivity material, metal or nonmetal can, intensity will be got well, and lamp holder water tank 4, arm 5 and lampshade 6, consists of; Lamp holder water tank 4 minutes is two-layer up and down, middlely by dividing plate 13, is separated, and on dividing plate 13, has the mouth of a river, and by the plug closes mouth of a river, lower floor's water tank is added with water, and upper strata water tank is worn-out mouthful, topped up with water, can collect rainwater and snow-broth at ordinary times, the arm 5 of ining succession at the bottom of water tank; Arm 5 hollows, for walking power line, 5 lower ends are filling 6; Lampshade 6 is comprised of LED wick, lens and aluminium base, and lens cover LED wick, and the two is all fixed on aluminium base.

Radiating principle is: wick has produced heat, by aluminium base, arm 5, pass to bar head water tank, water in case can absorb most of heat and water temperature rising, substrate, arm 5, bar head water tank can distribute a part of heat, the water of top layer water tank is accelerated evaporation, thereby drags down water temperature, and last equilibrium temperature can be very low, a little more than environment temperature, equilibrium temperature is subject to temperature, wind speed and humidity effect.

Please refer to Fig. 2,3 and 4 is shown in many LED of single pole street lamp of the present invention decomposition, lamp holder and lamp holder water tank decomposing schematic representation, many LED of example single pole street lamp.Many LED of single pole street lamp is comprised of a base 2, a lamp stand 1 and lamp holder, and 1 is fixed on 2,2,1 hollow and be reserved with screw hole 7,2 and be screwed on 1; 1 is reserved with lamp

stand line mouth

3,3 can open, be the DC power line of base 2 and lamp holder and the convergent point of holding wire, by 3 access controller for road lamp, 36V AC power cord, holding wire and main fuse, the function of controller for road lamp and holding wire is the same with Fig. 7 explanation; Lamp holder is comprised of lamp holder water tank 4 and lampshade 6; 4 and 6 is all cylindrical, equal diameters, and 6 is thin 4 thick; Lamp holder water tank 4 minutes is two-layer up and down, middlely by dividing plate 13, is separated, and has the mouth of a river, by the stopper 12 sealing mouths of a river on dividing plate 13, upper strata water tank is uncovered, topped up with water, can collect rainwater and snow-broth at ordinary times, and lower floor's water tank is added with water, tank shell, to downward-extension, is wrapped in also

lampshade

6,6 and is screwed in; Lampshade 6 is comprised of six LED wicks, six lens 8 and a lamp socket 17, and six LED wicks and six lens 8 are all screwed on 17, and lens 8 are covering wick, one hollow support post 18 is arranged at 17 bottoms, intermediate traces, is reserved with screw hole 7,18 and inserts lamp stand 1 fixing with it; 17 and 4 high thermal conductivity materials all, metal or nonmetal can, intensity is very good.

Radiating principle is: wick has produced heat, by lamp socket 17, pass to lamp holder water tank 4, water in case can absorb most of heat and water temperature rising, lamp holder water tank 4 can distribute a part of heat, the water of top layer water tank is accelerated evaporation and is taken away most of heat, thereby drags down water temperature, and last equilibrium temperature can be very low, a little more than environment temperature, equilibrium temperature is subject to temperature, wind speed and humidity effect.

Please refer to Fig. 5 and 6, shown in LED pendent lamp of the present invention and central cross-section schematic diagram, example LED pendent lamp.

LED pendent lamp is comprised of a hook 10, a lamp cylinder 11, lens 8, a wick 21 and aluminium base 22; 8 upper, 21 under fix on 22, reserved wired hole on 22, DC power line enters into 22 line holes to 21 power supplies by spool 9, and controller for road lamp, holding wire, main fuse are loaded on 22, the function of controller for road lamp and holding wire is the same with Fig. 7 explanation, and 22 are fixed on lamp cylinder 11; Lamp cylinder 11 hollows, are divided into three parts by dividing plate 13 and water tank bottom plate, and 13 is two water tanks up and down: the uncovered water tank 19 of top layer and bottom closed tank 20,19 and 20 are communicated by the mouth of a river, and the mouth of a river can be shut by stopper 12, and 20 are full of water, 20 add water to waterline 14, and spool 9 wears 19 and 20 and mistake; 11 and 22 is high thermal conductivity materials, metal or nonmetal can, intensity is very good.

Radiating principle is: wick has produced heat, by aluminium base 22, pass to lamp cylinder 11, water in case can absorb most of heat and water temperature rising, 22,11 can distribute a part of heat, the water of top layer water tank 19 is accelerated evaporation and is taken away most of heat, thereby drags down water temperature, and last equilibrium temperature can be very low, a little more than environment temperature, equilibrium temperature is subject to temperature, wind speed and humidity effect.

The design of Fig. 1, Fig. 2 and Fig. 5, can guarantee that wick power can, because of overheated and fault, not want to support more powerful wick below 250W, as far as possible lamp holder water tank is done greatly, install more water additional, the worn-out mouth of top layer water tank is done greatly, definitely can meet the heat radiation requirement of LED wick; This design is better than all radiators based on aluminium sheet, be better than the radiator of water-cooled, and reliability is high, and cost is low.Because power supply has changed 36V safe voltage into, so be called safe street lamp.

Claims

1. the safe street lamp of a New LED, has the passive heat sinking function of great power LED wick, is applied to LED lighting field; It is to comprise a base 2, a lamp stand 1, an arm 5 and lampshade 6 to form, and lamp stand 1 is fixed on base 2, and lampshade 6 is installed on arm 5; It is characterized in that: this LED is safe, and street lamp also comprises:

One lamp holder water tank,

One 36VAC power line,

One holding wire,

One controller for road lamp;

Wherein, arm 5 is fixed on lamp holder lower end, and lamp holder inserts lamp stand 1 and also with screw, the two fixed, and 36VAC power line and control signal wire enter lamp stand 1 by base 2, at line mouth and controller for road lamp, 36VAC power line and the control signal wire of lamp stand 1, converges.

2. the safe street lamp of LED according to claim 1, described lamp holder water tank is characterised in that: it is high thermal conductivity material, metal or nonmetal can, intensity is good; It divides two-layer up and down, and centre is separated by dividing plate 13, on dividing plate 13, has the mouth of a river, the plug closes mouth of a river, mountain, and lower floor's water tank is added with water, and upper strata water tank is uncovered, topped up with water, can collect rainwater and snow-broth at ordinary times; The arm 5 of ining succession at the bottom of its water tank.

3. the safe street lamp of LED according to claim 1, described 36VAC power line is characterised in that: it is 36 Alternating Current Power Supplies, by power cabinet, directly sent, and charged fuse.

4. the safe street lamp of LED according to claim 1, described peace controller for road lamp is characterised in that: it can control street lamp the time of lighting, be single lamp or two lamp, be percent how many brightness, be out or close.

5. the safe street lamp of LED according to claim 1, described holding wire is characterised in that: by it, can realize long-range street lamp and control.