CN201662030U - Perforating mesh LED streetlamp - Google Patents
Perforating mesh LED streetlamp Download PDFInfo
- Publication number
- CN201662030U CN201662030U CN2009200747828U CN200920074782U CN201662030U CN 201662030 U CN201662030 U CN 201662030U CN 2009200747828 U CN2009200747828 U CN 2009200747828U CN 200920074782 U CN200920074782 U CN 200920074782U CN 201662030 U CN201662030 U CN 201662030U
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- China
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- heat transfer
- transfer substrate
- light source
- driving power
- led light
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- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The utility model discloses a perforating mesh LED streetlamp consisting of a perforating mesh streetlamp housing, an LED light source, a light distribution lens and a drive power, wherein the middle of the perforating mesh streetlamp housing is a heat transfer substrate; vertically intersected radiating fins are uniformly distributed at the periphery of the heat transfer substrate; the radiating fins and overcurrent holes among the radiating fins form the perforating mesh shape; the LED light source is fixedly installed on the mounting surface of the heat transfer substrate by a screw; the light distribution lens is installed at the periphery of the LED light source and fixed on the mounting surface of the heat transfer substrate by a lens bracket; a sealing ring is arranged among the periphery of the LED light source, the light distribution lens and the mounting surface of the heat transfer substrate so that the light distribution lens and the mounting surface of the heat transfer substrate form a closed light source cavity in between; and the LED light source falls in the light source cavity and therefore, at least one of the LED light source and the light source cavity is installed. The radiating structure of the streetlamp taking the perforating mesh shape enhances air convection and realizes a more efficient radiating way. Simultaneously, the perforating structure can effectively avoid the critical defect that heat radiation can be hindered by dust easily accumulated on the upper surface of a normal LED streetlamp housing.
Description
Technical field
The utility model relates to a kind of LED street lamp, definite a kind of perforation grid LED street lamp of saying so.
Background technology
It has been trend of the times that LED is used for road lighting, though " the semiconductor lighting pilot and demonstration projects LED road lighting product technology standard " of national semiconductor lighting engineering developme and industry alliance's issue do not make explicit stipulation to light fixture heat dispersion and temperature control, but the light efficiency light decay all has quantizating index, its principal element is radiating effect except that the performance indications of led light source own, temperature control also is the important step that influences the every performance of LED light fixture, more stable and the common way of the passive radiating mode of aluminium base radiator that is widely adopted are heat transfer substrate one side some vertical radiating fins that distribute in the traditional approach, the advantage of this structure is that radiating effect is stable, no extra maintenance of machine, manufacture craft is simple, but this structure exists radiating efficiency low, raw material metal consumes many, the long-time use can accumulate the dust foreign material between lamp housing backside heat fin, influence heat and distribute.
Summary of the invention
For addressing the above problem, the utility model provides a kind of LED street lamp that opening dispels the heat that was provided with on radiator.
The technical solution of the utility model is as follows:
Perforation grid LED street lamp, by perforation grid streetlamp housing, led light source, light-distribution lens and driving power constitute, perforation grid streetlamp housing middle part is a heat transfer substrate, the fin that the heat transfer substrate periphery evenly distributes and intersects vertically, fin and the perforation of flowing hole formation therebetween are latticed, led light source is fixedly installed in the heat transfer substrate installed surface by screw, light-distribution lens is installed in the led light source periphery and is fixed in the heat transfer substrate installed surface by lens holder, the led light source periphery, sealing ring is set between light-distribution lens and heat transfer substrate installed surface makes the airtight light-source chamber of formation between light-distribution lens and heat transfer substrate installed surface, led light source falls within the light-source chamber, and so led light source and light-source chamber are provided with one at least; Led light source both positive and negative polarity in the light-source chamber connects the driving power output positive and negative charge, and driving power is fixedly installed in the driving power chamber.
Described perforation grid streetlamp housing cooperates installation driving power box lid to form by the monoblock type lamp housing, the cooperation of driving power box lid is installed on the driving power box-like and becomes the driving power chamber, driving power is installed in it, heat transfer substrate, fin, the driving power box, the fastening installing component die casting of light fixture forms the monoblock type lamp housing, fin is distributed in the heat transfer substrate periphery, it is latticed that interlaced fin forms perforation, non-latticed fin is established in the heat transfer substrate top, heat transfer substrate, flowing hole constitutes perforation grid radiator between fin and fin, radiator one side is provided with the driving power box, and the driving power box connects the fastening installing component of light fixture corresponding to the radiator opposite side.
Between described driving power box and the fastening installing component of light fixture the threading via hole is set.
The general aluminium alloy of described monoblock type lamp housing material, albronze or titanium magnadure class high thermal conductivity alloy material.
Described heat transfer substrate lower surface is set to installed surface, and installed surface is established led light source screw hole, lens holder installation screw hole and through wires hole are installed.
Described led light source is made by the integrated encapsulation of high-power LED chip, led chip is connected by lead and is composed in parallel array arrangement and place and forms the led light source module in the module carrier, and be provided with two faces, a light-emitting area and a thermal conductive surface, thermal conductive surface is made by the little metal of thermal resistance, should comprise the screw hole that is connected with lamp radiator on it, thermal conductive surface is connected in the heat transfer substrate installed surface by screw and heat-conducting glue.
Described light-distribution lens is fixed on heat transfer substrate lower end installed surface by glass or resinous material compression molding by lens holder; Lens holder is metal or resinae circulus, and middle perforate and light-distribution lens coupling are fixed in heat transfer substrate by screw.
Described driving power is AC/DC or DC/DC constant current source of stable pressure, output voltage and power and led light source coupling.
Good effect of the present utility model: radiator, driving power box and the moulding of the fastening installing component integral die-cast of light fixture make that the fitting structure compactness is firm, assembling is simple; Perforation grid radiator forms a plurality of flow channels, the air themperature of radiator periphery can increase when light fixture point brightness temperature raises, frivolous hot-air rising meeting forms negative pressure at the radiator periphery makes colder air fill up, so just formed cross-ventilation, and then the generation exchange heat, the cross-ventilation that so goes round and begins again improves radiating efficiency; Simultaneously, whole lamp shell adopts via structure, thereby the structure of effectively avoiding adding radiating fin on the common LED lamp housing heat transfer plate is tied the fatal shortcoming that grey laying dust obstruction heat distributes easily.
Description of drawings:
Fig. 1: be monoblock type lamp design schematic diagram;
Fig. 2: be perforation grid streetlamp housing structural representation;
Fig. 3: be perforation grid LED street lamp assembling schematic diagram;
Fig. 4: be perforation grid LED lamp post structure schematic diagram.
Indication legend in the accompanying drawing
1, monoblock type lamp housing 11, heat transfer substrate
12, fin 13, flowing hole
14, driving power box 15, driving power box lid
16, the fastening installing component 111 of light fixture, led light source are installed screw hole
112, lens holder is installed screw hole 113, through wires hole
2, led light source 3, light-distribution lens
4, lens holder 5, driving power
The specific embodiment
Be illustrated in figure 1 as monoblock type lamp housing (1), by highly heat-conductive material compression moldings such as aluminium alloys, by heat transfer substrate (11), fin (12), flowing hole (13), driving power box (14), the fastening installing component of light fixture (16) constitutes, fin (12) and flowing hole (13) form latticed heat transfer substrate (11) periphery that is uniformly distributed in of perforation, non-latticed fin (avoiding accumulating the dust foreign material) is established in the heat transfer substrate top, heat transfer substrate (11), fin (12) and flowing hole (13) constitute perforation grid radiator, radiator one side is provided with driving power box (14), and the driving power box connects the fastening installing component of light fixture (15) corresponding to the radiator opposite side.
The general aluminium alloy of monoblock type lamp housing material, albronze or titanium magnadure class high thermal conductivity alloy material.
Heat transfer substrate (11) lower surface is set to smooth installed surface, and installed surface is established led light source screw hole (111), lens holder installation screw hole (112) and through wires hole (113) are installed.
Between driving power box (14) and the fastening installing component of light fixture (16) the threading via hole is set, encapsulation process guarantees driving power chamber degree of protection in case of necessity.
The fastening installing component of light fixture (16) is used for light fixture and is fixedly installed in street lamp post or arm, is set to overlap tubular simply and is placed in behind lamp stand or the arm by at least two bolted.
As shown in Figure 2, perforation grid streetlamp housing is installed on monoblock type lamp housing (1) driving power box (14) by driving power box lid (15) cooperation and forms, driving power box lid (15) cooperation is installed on driving power box (14) and forms the driving power chamber, and driving power is installed in it.
As shown in Figure 2, perforation grid LED street lamp, by perforation grid streetlamp housing (cooperation of driving power box lid is installed on monoblock type lamp housing driving power box-like), led light source (2), light-distribution lens (3), lens holder (4) and driving power (5) constitute, perforation grid streetlamp housing middle part is heat transfer substrate (11), the fin (12) that the heat transfer substrate periphery evenly distributes and intersects vertically, fin (12) and the perforation of flowing hole (13) formation therebetween are latticed, led light source (2) is fixedly installed in the heat transfer substrate installed surface by screw, light-distribution lens (3) is installed in the led light source periphery and is fixed in the heat transfer substrate installed surface by lens holder (4), the led light source periphery, sealing ring is set between light-distribution lens and heat transfer substrate installed surface makes the airtight light-source chamber of formation between light-distribution lens and heat transfer substrate installed surface, led light source falls within the light-source chamber, and so led light source and light-source chamber are provided with one at least; Led light source both positive and negative polarity in the light-source chamber connects the driving power output positive and negative charge, and driving power is fixedly installed in the driving power chamber.
Led light source is made by the integrated encapsulation of high-power LED chip, led chip is connected by lead and is composed in parallel array arrangement and place and forms the led light source module in the module carrier, and be provided with two faces, a light-emitting area and a thermal conductive surface, thermal conductive surface is made by the little metal of thermal resistance, should comprise the screw hole that is connected with lamp radiator on it, thermal conductive surface is connected in the heat transfer substrate installed surface by screw and heat-conducting glue.
Light-distribution lens is fixed on heat transfer substrate lower end installed surface by glass or resinous material compression molding by lens holder.
Lens holder is metal or resinae circulus, and middle perforate and light-distribution lens coupling are fixed in heat transfer substrate by screw.
Driving power is AC/DC or DC/DC constant current source of stable pressure, output voltage and power and led light source coupling.
As Fig. 4 is three light sources perforation grid LED street lamp whole structure figure, and this light fixture can be single light source, two light source or multiple light courcess simultaneously.
Claims (5)
1. perforation grid LED street lamp, by perforation grid streetlamp housing, led light source, light-distribution lens and driving power constitute, it is characterized in that: perforation grid streetlamp housing middle part is a heat transfer substrate, the fin that the heat transfer substrate periphery evenly distributes and intersects vertically, fin and the perforation of flowing hole formation therebetween are latticed, led light source is fixedly installed in the heat transfer substrate installed surface by screw, light-distribution lens is installed in the led light source periphery and is fixed in the heat transfer substrate installed surface by lens holder, the led light source periphery, sealing ring is set between light-distribution lens and heat transfer substrate installed surface makes the airtight light-source chamber of formation between light-distribution lens and heat transfer substrate installed surface, led light source falls within the light-source chamber, and led light source and light-source chamber are provided with one or more; Led light source both positive and negative polarity in the light-source chamber connects the driving power output positive and negative charge, and driving power is fixedly installed in the driving power chamber.
2. perforation grid LED street lamp according to claim 1, it is characterized in that: described perforation grid streetlamp housing cooperates installation driving power box lid to form by the monoblock type lamp housing, the cooperation of driving power box lid is installed on the driving power box-like and becomes the driving power chamber, driving power is installed in it, heat transfer substrate, fin, the driving power box, the fastening installing component die casting of light fixture forms the monoblock type lamp housing, fin is distributed in the heat transfer substrate periphery, it is latticed that interlaced fin forms perforation, non-latticed fin is established in the heat transfer substrate top, heat transfer substrate, flowing hole constitutes perforation grid radiator between fin and fin, radiator one side is provided with the driving power box, and the driving power box connects the fastening installing component of light fixture corresponding to the radiator opposite side.
3. perforation grid LED street lamp according to claim 1, it is characterized in that: described heat transfer substrate lower surface is set to installed surface, and installed surface is established led light source screw hole, lens holder installation screw hole and through wires hole is installed.
4. perforation grid LED street lamp according to claim 2 is characterized in that: between described driving power box and the fastening installing component of light fixture the threading via hole is set.
5. perforation grid LED street lamp according to claim 2 is characterized in that: described monoblock type lamp housing material aluminium alloy, albronze or titanium magnadure class high thermal conductivity alloy material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200747828U CN201662030U (en) | 2009-12-09 | 2009-12-09 | Perforating mesh LED streetlamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009200747828U CN201662030U (en) | 2009-12-09 | 2009-12-09 | Perforating mesh LED streetlamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201662030U true CN201662030U (en) | 2010-12-01 |
Family
ID=43232447
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009200747828U Expired - Fee Related CN201662030U (en) | 2009-12-09 | 2009-12-09 | Perforating mesh LED streetlamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201662030U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102537797A (en) * | 2011-05-24 | 2012-07-04 | 廖顺亿 | Multipurpose three-in-one quick dismantlement structure of streetlamp |
| CN103939771A (en) * | 2014-03-28 | 2014-07-23 | 王海军 | LED lamp |
| WO2014161417A1 (en) * | 2013-04-01 | 2014-10-09 | 深圳市耀嵘科技有限公司 | Radiator and led flood lamp |
| WO2016071812A1 (en) * | 2014-11-04 | 2016-05-12 | Enel Sole S.R.L. | Led public or street lighting apparatus with improved thermal exchange |
-
2009
- 2009-12-09 CN CN2009200747828U patent/CN201662030U/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102537797A (en) * | 2011-05-24 | 2012-07-04 | 廖顺亿 | Multipurpose three-in-one quick dismantlement structure of streetlamp |
| CN102537797B (en) * | 2011-05-24 | 2014-07-09 | 廖顺亿 | Multipurpose three-in-one quick dismantlement structure of streetlamp |
| WO2014161417A1 (en) * | 2013-04-01 | 2014-10-09 | 深圳市耀嵘科技有限公司 | Radiator and led flood lamp |
| CN103939771A (en) * | 2014-03-28 | 2014-07-23 | 王海军 | LED lamp |
| WO2016071812A1 (en) * | 2014-11-04 | 2016-05-12 | Enel Sole S.R.L. | Led public or street lighting apparatus with improved thermal exchange |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20101201 Termination date: 20161209 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |