CN107101142A - A kind of LED High-Pole Lamps - Google Patents
A kind of LED High-Pole Lamps Download PDFInfo
- Publication number
- CN107101142A CN107101142A CN201710294971.5A CN201710294971A CN107101142A CN 107101142 A CN107101142 A CN 107101142A CN 201710294971 A CN201710294971 A CN 201710294971A CN 107101142 A CN107101142 A CN 107101142A
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- Prior art keywords
- led
- lamp holder
- led lamp
- fluid pipe
- radiator
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S8/00—Lighting devices intended for fixed installation
- F21S8/08—Lighting devices intended for fixed installation with a standard
- F21S8/085—Lighting devices intended for fixed installation with a standard of high-built type, e.g. street light
- F21S8/086—Lighting devices intended for fixed installation with a standard of high-built type, e.g. street light with lighting device attached sideways of the standard, e.g. for roads and highways
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/50—Cooling arrangements
- F21V29/502—Cooling arrangements characterised by the adaptation for cooling of specific components
- F21V29/503—Cooling arrangements characterised by the adaptation for cooling of specific components of light sources
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/50—Cooling arrangements
- F21V29/51—Cooling arrangements using condensation or evaporation of a fluid, e.g. heat pipes
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/50—Cooling arrangements
- F21V29/70—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks
- F21V29/74—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades
- F21V29/77—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks with fins or blades with essentially identical diverging planar fins or blades, e.g. with fan-like or star-like cross-section
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/85—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems characterised by the material
- F21V29/89—Metals
Landscapes
- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
The invention discloses a kind of LED High-Pole Lamps, comprising single LED lamp, main support rod and lamp panel crane, the lamp panel crane is arranged on the main support rod, and the single LED lamp is arranged on lamp panel crane；The beneficial effects of the invention are as follows：Lamp panel structure is consolidated, rational in infrastructure compact, with stronger wind loading rating；Radiating rate is fast, effectively reduction LED module temperatures, solves the heat dissipation problem of high-powered LED lamp, reduces LED light decay speed, extends the service life of LED lamp.
Description
Technical field
The invention belongs to technical field of LED illumination, and in particular to a kind of LED High-Pole Lamps.
Background technology
LED (Light Emitting Diode, referred to as light emitting diode), belongs to solid state light emitter, with extraordinary section
Power consumption is only the 10%-20% of incandescent lamp under energy environment-friendly advantage, identical light efficiency, is described as " the illumination new light sources of 21 century ", closely
It is already known to research and develop focus over year.Compared with conventional light source, semiconductor light source has energy-conservation, efficient, small volume, life-span
Length, fast response time, driving voltage are low, anti-vibration the advantages of.
LED luminescence mechanisms are not include infrared part in energy band-to-band transition produces light, its spectrum by electronics, so it is hot
Amount can not shed by radiation, and thus LED is " cold " light source.But, current LED luminous efficiency is only capable of reaching 10%-20%,
Also 80%-90% energy conversion is into heat.If being not added with cooling measure, the device core temperature of great power LED can rapidly on
Rise, when its junction temperature is increased beyond maximum allowable temperature (being usually 150 DEG C), great power LED can be damaged because of overheat.Therefore,
In high-power LED lamp design, topmost design work is exactly heat dissipation design.The large power white light LED made at present
Chip size is mostly in 1mm × more than 1mm, and the dissipated power of individual devices is in more than 1W, if simply package dimension
Scale up, the heat of chip can not shed, the aging of meeting speed-up chip and fluorescent material, it is also possible to cause the weldering of flip chip bonding
Tin melts, and makes chip failure.
In addition, during the radiating of general power device (such as power supply IC) is calculated, as long as junction temperature is less than maximum allowable junction temperature temperature
(be usually 125 DEG C) just can be with.But in great power LED cooling design, its junction temperature requires more much lower than 125 DEG C.Its reason
It is that junction temperature has considerable influence to LED light emission rate and life-span, junction temperature is higher, and the light emission rate that can make LED is lower, and the life-span is shorter.
Therefore, the heat dissipation problem in LED encapsulation and practicality, which turns into, influences the bottleneck of its development.If can solve the problem that LED
Radiating and encapsulation problem in practical application, LED is promoted in terms of traffic lighting, decorative lighting and room lighting should
With power tense problem will be alleviated significantly, and reduce CO2 discharge.
High-Pole Lamp refers generally to the novel lighting apparatus that more than 15 meters steel tapered lamp posts and high power combination formula lamp bracket are constituted,
Had a wide range of applications in occasions such as harbour, airport, large-scale stadium, Metropolis Squares, due to High-Pole Lamp installation site compared with
Height, is typically required with preferable anti-typhoon capacity by the sea and when field is used, meanwhile, the power of High-Pole Lamp is larger, dissipates
Hot difficulty is big, and heat dissipation capacity is larger, requires there is larger radiator naturally, and excessive overweight radiator is arranged on lamp holder position
The danger destroyed by high wind is aggravated.
The content of the invention
The invention aims to solve above-mentioned requirement by the sea and when field is used to wind loading rating, there is provided one kind
LED High-Pole Lamps.
In order to solve the above problems, what the present invention was achieved by following technical scheme：
A kind of LED High-Pole Lamps, comprising single LED lamp, main support rod and lamp panel crane, the lamp panel crane is arranged at institute
State on main support rod, the single LED lamp is arranged on lamp panel crane.
More preferably, the single LED lamp includes LED lamp holder, the first radiator, first fluid pipe, steam effuser, liquid time
Flow tube；The top of the LED lamp holder connects the steam effuser, and the side of LED lamp holder connects the liquid return tube；It is described
The first fluid pipe is connected on first radiator, the end of first fluid pipe is connected by liquid return tube with LED lamp holder,
LED lamp holder is connected by steam effuser with first fluid pipe close to the side of the first radiator；It is the first fluid pipe, described
Steam effuser, the liquid return tube constitute sealed circuit and internal liquid filling body working medium.
More preferably, the liquid return tube is located at the lower section of LED lamp holder.
More preferably, the liquid return tube is flushed with LED lamp holder.
More preferably, the single LED lamp also includes the second radiator, second fluid pipe and fluid line；Second radiating
Connect the second fluid pipe on device, second fluid pipe close to the side of the second radiator by the fluid line with it is first-class
Body pipe is connected close to the side of the first radiator, and the end of second fluid pipe is connected by the end of fluid line and first fluid pipe
Connect.
More preferably, the LED lamp holder includes LED illuminating modules, lens, micro-channel and lamp holder cavity；The LED lights mould
Group is arranged at the bottom of the lamp holder cavity, and the lens are arranged at the bottom of lamp holder cavity and parcel LED illuminating modules, described
Micro-channel is located in burner cavity body and is arranged on bottom wall.
More preferably, the micro-channel is made up of multiple concavo-convex bars.
More preferably, the raised line is made up of metal material.
Advantages of the present invention is：
(1) micro-channel has higher heat transfer efficiency, and the heat produced when can LED modules be worked is quickly delivered to micro-
Liquid in conduit, burner cavity body can absorb the heat of micro-channel, and this is to take Natural Circulation fluid phase change heat transfer theory, heat transfer
Speed is fast, effectively reduction LED module temperatures, solves the heat dissipation problem of high-powered LED lamp, reduces LED light decay speed, extension
The service life of LED lamp.
(2) high-power huge radiator is divided into multiple radiators to move to close to main support rod position, it is multiple smaller scattered
Heat has a high regard for meaning dispersed placement, and LED lamp holder lighter in weight so that the lamp panel structure of whole High-Pole Lamp is more consolidated, rational in infrastructure
It is compact, with stronger wind loading rating.
Brief description of the drawings
Fig. 1 is the single LED lamp sectional view of LED High-Pole Lamps embodiment one of the present invention；
Fig. 2 is the LED lamp holder sectional view of LED High-Pole Lamps embodiment one of the present invention；
Fig. 3 is the lamp panel structure figure of LED High-Pole Lamps of the present invention；
Fig. 4 is the overall diagram of LED High-Pole Lamps of the present invention.
Wherein：
1-LED lamp holders, 1a-LED illuminating modules, 1b- lens, 1c- micro-channels, 1d- lamp holder cavitys, 2- fluid lines, 3-
First radiator, the radiators of 4- second, 5- implementation of port, 6- liquid working substances, 7- liquid level lines, 8- main support rods, 9- lamp panel cranes,
10- lightning rods, 11- first fluid pipes, 12- second fluid pipes, 13- steam effusers, 14- liquid return tubes.
Embodiment
The preferred embodiments of the present invention are illustrated below in conjunction with accompanying drawing, it will be appreciated that preferred reality described herein
Apply example to be merely to illustrate and explain the present invention, be not intended to limit the present invention.
A kind of LED High-Pole Lamps, comprising single LED lamp, main support rod 8 and lamp panel crane 9, lamp panel crane 9 is arranged at master
On support bar 8, single LED lamp is arranged on lamp panel crane 9.High-Pole Lamp comprises at least six single LED lamps.In main support rod 8
Top is additionally provided with lightning rod 10, is endangered mainly for the protection of electrical equipment from high transient overvoltage and limits time of afterflow.
Single LED lamp includes LED lamp holder 1, the first radiator 3, first fluid pipe 11, steam effuser 13, liquid return tube
14；The top connection steam effuser 13 of LED lamp holder 1, the side connection liquid return tube 14 of LED lamp holder 1；First radiator 3
Upper connection first fluid pipe 11, the end of first fluid pipe 11 is connected by liquid return tube 14 with LED lamp holder 1, LED lamp holder 1
It is connected by steam effuser 13 with first fluid pipe 11 close to the side of the first radiator 3；First fluid pipe 11, steam outflow
Pipe 13, liquid return tube 14 constitute sealed circuit and internal liquid filling body working medium 6.Vacuumize process is carried out inside sealed circuit,
Be re-filled with liquid working substance 6, but can not hydraulically full working medium 6, liquid working substance 6 can be all kinds of refrigeration such as water, methanol, ethanol, acetone
Agent.The advantage of this kind of structure is constitutes seal closure loop, and internal liquid working medium 6 can absorb heat evaporation, using Natural Circulation fluid
Phase-change heat transfer principle is conducted heat, and with larger heat transfer coefficient, heat-transfer effect is good.First fluid pipe 11 removes and forms sealed circuit
Outside, also with supporting role, for supporting the first radiator 3.
Single LED lamp also includes the second radiator 4, second fluid pipe 12 and fluid line 2；Is connected on second radiator 4
Two fluid hoses 12, second fluid pipe 12 is close to the side of the second radiator 4 by fluid line 2 and first fluid pipe 11 close to the
The side connection of one radiator 3, the end of second fluid pipe 12 is connected by fluid line 2 with the end of first fluid pipe 11.
High-power huge radiator is divided into multiple radiators, multiple smaller any dispersed placements of radiator, LED lamp holder weight compared with
Gently, it is rational in infrastructure compact.
Single LED lamp comprises at least two radiators, and powerful radiator is divided into several radiators, and by several
Radiator is disposed in proximity near main support rod 8, and lamp panel structure is more consolidated, rational in infrastructure compact, with stronger wind resistance energy
Power.
LED lamp holder 1 includes LED illuminating modules 1a, lens 1b, micro-channel 1c and lamp holder cavity 1d；LED illuminating modules 1a is set
It is placed in lamp holder cavity 1d bottom and is in close contact by heat-conducting cream or glue, lens 1b is arranged at lamp holder cavity 1d bottom
And parcel LED illuminating module 1a, micro-channel 1c are inside lamp holder cavity 1d and are arranged on bottom wall.The end of first fluid pipe 11
Hold as implementation of port 5, the formation liquid level line 7 on the horizontal plane where LED lamp holder 1, liquid working substance 6 is in loop in gas-liquid two-phase
State, liquid level is advisable with just submerging micro-channel 1c, is liquid working substance 6 below liquid level line.LED illuminating modules 1a is sent
Heat passes to micro-channel 1c by heat conduction, and micro-channel 1c has larger thermal conductivity factor, can transfer heat away from as early as possible.
Micro-channel 1c is made up of multiple concavo-convex bars；The advantage of this kind of structure is that concavo-convex bar has larger contact compared with smooth surface
Area, is conducive to the heat absorption boiling of liquid working substance 6 to form steam.Raised line is made up of the high metal material of thermal conductivity factor.This kind of structure
Advantage for LED illuminating modules 1a heat dissipation capacity is quickly delivered in lamp holder cavity 1d using the metal material of high thermal conductivity coefficient
Fluid working substance, to reach the purpose of quick heat radiating.
Liquid return tube 14 and the position relationship of LED lamp holder 1 have following two embodiments.
Embodiment one
Liquid return tube 14 is located at the lower section of LED lamp holder 1.
Embodiment two
Liquid return tube 14 is flushed with LED lamp holder 1.
In both the above embodiment, the advantage of the structure is convenient for heat transfer, radiating effect to form sealed circuit
It is really good, can quick heat radiating.
The present invention radiation processes be：LED illuminating modules 1a transfers heat to micro-channel 1c, micro-channel 1c structure phase
There is larger heat exchange area for smooth surface, be conducive to liquid working substance heat absorption boiling to form steam, steam is due to density contrast
Naturally rise in the first radiator 3, carrying out condensation in the inwall of 11 and first radiator of first fluid pipe 3 forms liquid, heat
Exchanged heat and be dispersed into air, condensed liquid by the outer surface of 11 and first radiator of first fluid pipe 3 and cross-ventilation
Working medium 6 is flowed in the first fluid pipe 11 of bottom due to Action of Gravity Field, with not increasing and in a steady stream not for condensed fluid working medium 6
Disconnected is flowed back in LED lamp holder 1 by liquid return tube 14, and LED lamp holder 1 is vaporization chamber, and the first radiator 3 is condensation chamber, in this way,
Form the flow circuit of liquid refrigerant 6 and the transmittance process of heat.The circulation does not need electrodynamic pump driving, and its mobilization dynamic comes
The heat sent from LED.
Advantages of the present invention is：
(1) micro-channel has higher heat transfer efficiency, and the heat produced when can LED modules be worked is quickly delivered to micro-
Liquid in conduit, burner cavity body can absorb the heat of micro-channel, and this is to take Natural Circulation fluid phase change heat transfer theory, heat transfer
Speed is fast, effectively reduction LED module temperatures, solves the heat dissipation problem of high-powered LED lamp, reduces LED light decay speed, extension
The service life of LED lamp.
(2) high-power huge radiator is divided into multiple radiators to move to close to main support rod position, it is multiple smaller scattered
Heat has a high regard for meaning dispersed placement, and LED lamp holder lighter in weight so that the lamp panel structure of whole High-Pole Lamp is more consolidated, rational in infrastructure
It is compact, with stronger wind loading rating.
The above described is only a preferred embodiment of the present invention, any formal limitation not is made to the present invention, therefore
Every any modification that without departing from technical solution of the present invention content, the technical spirit according to the present invention is made to above example,
Equivalent variations and modification, in the range of still falling within technical solution of the present invention.
Claims (8)
1. a kind of LED High-Pole Lamps, it is characterised in that include single LED lamp, main support rod and lamp panel crane, the lamp panel lifting
Erection is placed on the main support rod, and the single LED lamp is arranged on lamp panel crane.
2. LED High-Pole Lamps according to claim 1, it is characterised in that the single LED lamp includes LED lamp holder, the first radiating
Device, first fluid pipe, steam effuser, liquid return tube；
The top of the LED lamp holder connects the steam effuser, and the side of LED lamp holder connects the liquid return tube；
The first fluid pipe is connected on first radiator, the end of first fluid pipe passes through liquid return tube and LED
Head connection, LED lamp holder is connected by steam effuser with first fluid pipe close to the side of the first radiator；
The first fluid pipe, the steam effuser, the liquid return tube constitute sealed circuit and internal liquid filling body work
Matter.
3. LED High-Pole Lamps according to claim 2, it is characterised in that the liquid return tube is located under LED lamp holder
Side.
4. LED High-Pole Lamps according to claim 2, it is characterised in that the liquid return tube is flushed with LED lamp holder.
5. the LED High-Pole Lamps according to claim 3 or 4, it is characterised in that the single LED lamp also include the second radiator,
Second fluid pipe and fluid line；
The second fluid pipe is connected on second radiator, second fluid pipe passes through described close to the side of the second radiator
Fluid line is connected with first fluid pipe close to the side of the first radiator, and the end of second fluid pipe passes through fluid line and
The end connection of one fluid hose.
6. LED High-Pole Lamps according to claim 5, it is characterised in that the LED lamp holder includes LED illuminating modules, thoroughly
Mirror, micro-channel and lamp holder cavity；
The LED illuminating modules are arranged at the bottom of the lamp holder cavity, and the lens are arranged at the bottom of lamp holder cavity and bag
LED illuminating modules are wrapped up in, the micro-channel is located in burner cavity body and is arranged on bottom wall.
7. LED High-Pole Lamps according to claim 6, it is characterised in that the micro-channel is made up of multiple concavo-convex bars.
8. LED High-Pole Lamps according to claim 7, it is characterised in that the raised line is made up of metal material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710294971.5A CN107101142A (en) | 2017-04-28 | 2017-04-28 | A kind of LED High-Pole Lamps |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710294971.5A CN107101142A (en) | 2017-04-28 | 2017-04-28 | A kind of LED High-Pole Lamps |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN107101142A true CN107101142A (en) | 2017-08-29 |
Family
ID=59656562
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201710294971.5A Pending CN107101142A (en) | 2017-04-28 | 2017-04-28 | A kind of LED High-Pole Lamps |
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| Country | Link |
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| CN (1) | CN107101142A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20110026264A1 (en) * | 2009-07-29 | 2011-02-03 | Reed William G | Electrically isolated heat sink for solid-state light |
| CN102606996A (en) * | 2012-02-27 | 2012-07-25 | 中国科学院广州能源研究所 | Thermal-drive natural-circulation lamp pole cooling system for LED streetlamp |
| CN104676545A (en) * | 2015-03-03 | 2015-06-03 | 湖南中科热控技术有限公司 | Heat absorbing device, heat radiating device and LED (light-emitting diode) mining lamp radiating system |
| CN105546441A (en) * | 2016-03-01 | 2016-05-04 | 南京中电熊猫照明有限公司 | LED modular high-pole lamp |
| CN205245009U (en) * | 2015-12-10 | 2016-05-18 | 浙江工业大学 | Lifting high -pole lamp |
| CN206861409U (en) * | 2017-04-28 | 2018-01-09 | 广州虎辉照明科技公司 | A kind of LED High-Pole Lamps |
-
2017
- 2017-04-28 CN CN201710294971.5A patent/CN107101142A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20110026264A1 (en) * | 2009-07-29 | 2011-02-03 | Reed William G | Electrically isolated heat sink for solid-state light |
| CN102606996A (en) * | 2012-02-27 | 2012-07-25 | 中国科学院广州能源研究所 | Thermal-drive natural-circulation lamp pole cooling system for LED streetlamp |
| CN104676545A (en) * | 2015-03-03 | 2015-06-03 | 湖南中科热控技术有限公司 | Heat absorbing device, heat radiating device and LED (light-emitting diode) mining lamp radiating system |
| CN205245009U (en) * | 2015-12-10 | 2016-05-18 | 浙江工业大学 | Lifting high -pole lamp |
| CN105546441A (en) * | 2016-03-01 | 2016-05-04 | 南京中电熊猫照明有限公司 | LED modular high-pole lamp |
| CN206861409U (en) * | 2017-04-28 | 2018-01-09 | 广州虎辉照明科技公司 | A kind of LED High-Pole Lamps |
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