CN201322225Y - Modularized LED street lamp - Google Patents
Modularized LED street lamp Download PDFInfo
- Publication number
- CN201322225Y CN201322225Y CNU2008202375454U CN200820237545U CN201322225Y CN 201322225 Y CN201322225 Y CN 201322225Y CN U2008202375454 U CNU2008202375454 U CN U2008202375454U CN 200820237545 U CN200820237545 U CN 200820237545U CN 201322225 Y CN201322225 Y CN 201322225Y
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- street lamp
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Abstract
The utility model provides a modularized LED street lamp which is characterized in that the LED street lamp comprises a housing main body, a thermotube, an LED module, a light-emitting lens module, a radiator, a sealing ring, a constant-current driver, a radiation hole, a cover board, a buckle and fasteners; the housing main body is integrally made of aluminum alloy through die casting; the radiator is arranged outside the housing main body; a light source room and a power source room are arranged inside the housing main body, wherein the power source room is provided with the constant-current driver and the radiation hole and the light source room is provided with a plurality of module mounting surfaces in the same angle or different angles; and the thermotube, the LED module, the light-emitting lens module and the sealing ring are connected with each other by the fasteners to form LED lighting units which are then mounted respectively on the module mounting surfaces. The modularized LED street lamp is characterized by good radiation effect, convenient maintenance and replacing, energy saving and environment protection effects, high light utilization rate and protection level, thus being significant in promotion.
Description
Technical field
The utility model relates to the street lamp that is used to throw light on, and relates in particular to the LED illuminating street lamp of high-power and high-luminance light emitting diode as lighting source, belongs to technical field of semiconductor illumination.
Background technology
At present, though there is the Development and Production LED of many enterprises city illumination street lamp in China, most producers are the street lamps that utilize the aluminium alloy extrusions combination, adopt the combination of flat radiator section bar and stainless steel housing, LED is welded on is made into module on the aluminium base, smear heat-conducting cream in the bottom of module and be fixed in screw on the aluminium alloy extrusions radiator flat board, PC light source outer cover on the cover, connect driving power, finish designing and producing of LED street lamp.Though conduction of the heat of this street lamp and radiating effect are all good, can be transmitted to the heat that LED produced on the radiator rapidly, be dispersed in the air by exposed aerial radiating fin again, take away heat by flow air, but because whole light fixture is to be connected by a plurality of parts to combine, homogeneity of product is poor.It is extremely insecure only depending on marine glue on water-impervious safety, so do not reach requirement on degree of protection.Main is that all LED are installed on the flat board, can't carry out rational luminous intensity distribution to light fixture, and the illumination radius of this street lamp can't satisfy the illumination zone of street lamp in actual use; And outward appearance is stiff.
In addition, the problem that the LED street lamp of the tradition lamp housing transformation of the way exists: the LED street lamp that utilizes the transformation of the way of conventional road lamp lamp holder, make radiator though adopted aluminium section bar, whole light source and drive circuit are packed in the aluminium alloy lamp housing, solved the degree of protection problem of light fixture, but whole light source is in airtight lamp housing, and the heat that is produced in the light fixture work can't be dispersed in the air to be taken away.Cause led module and drive circuit to be worked in utmost point rugged environment, operating temperature sharply raises, and dead lamp and light decay appear in LED along with the rising of temperature; Driver also Yin Wendu surpasses and burns, and greatly reduces the reliability and the service life of light fixture.So scheme is jejune.
Summary of the invention
For overcoming above-mentioned the deficiencies in the prior art, the purpose of this utility model is to provide a kind of Modular LED street lamp, utilizes the lens module and the radiator of specific rising angle, and a kind of good heat dissipation effect, convenient maintenance and replacement and energy-conservation LED illuminating street lamp are provided.
The purpose of this utility model will be achieved through the following technical solutions:
Modular LED street lamp is characterized in that: described LED street lamp comprises housing main body, heat pipe, led module, luminous lens module, radiator, sealing ring, constant-flow driver, louvre, cover plate, buckle and securing member; Described housing main body adopts integrated aluminium alloy compression casting moulding, and the housing main body outside is provided with radiator, and housing main body inside is arranged with light source chamber and power supply room, wherein, is provided with constant-flow driver and louvre at described power supply room; And being provided with a plurality of module installed surfaces by a plurality of identical or different angles at described light source chamber, the LED lighting unit that is formed by connecting by securing member by heat pipe, led module, luminous lens module and sealing ring is installed in respectively on these module installed surfaces.
Further, described installation can be that led module power in the middle of the led module power ratio that adopted of two-side lighting unit is big.
Further, described cover plate one end and housing main body are rotationally connected fixing by a side rotating shaft assembly, and the cover plate of the other end and housing main body are respectively equipped with wedge shape back-off and buckle up and down, buckle and wedge shape back-off combination locking housing main body.
Further, described led module is mounted on the printed circuit board (PCB) by heat-conducting silicone grease, and printed circuit board (PCB) is equidistantly arranged, and heat pipe is equipped with in the printed circuit board (PCB) bottom, and heat pipe closely is connected with housing main body.
Again further, described luminous lens module is made by resin or PC, and some lenslets are combined into a lens module, is embedded with sealing ring around the luminous lens module, adopts silicon rubber bar to carry out water proof and dust proof, can reach the degree of protection of IP65.
Further, described heat spreader structures is fin-shaped or aliform, and be aluminium material or copper alloy material, the direction of fin is to be parallel to road, radiator one end or leave louvre all around, the hot gas that need distribute is consistent with airflow direction, can not form the delay that eddy current causes hot gas because of air-flow, and then take away smoothly and distribute by airflow flowing, being that speed is distributed heat the soonest.
Further, the quantity of described led module is 1～10 group, arranges 6～30 large-power light-emitting diodes on every group of led module.And the power of described light emitting diode is 1W～5W, led module is made into the product of various lighting angles and various power when producing, LED source longitudinally or annular or be array-like and be uniformly distributed in the luminous lens module, the rising angle of described luminous lens module is at 60 °～135 °.
The beneficial effects of the utility model are embodied in:
1. this Modular LED street lamp has carried out heat dissipation improvedly from material and structure, has guaranteed the mechanical strength and the service life of light fixture; 2. improved the degree of protection of light fixture, made it reach the safety requirements standard of road and street lighting luminaire; 3. promote the utilization rate of light, thereby effectively saved input cost and operating cost; 4. effectively eliminated electromagnetic interference and electromagnetic pollution that fluorescent lamp brings, had considerable energy saving environmental protection advantage, extensively be suitable for places such as flower garden, square and main and secondary road road and use.
Description of drawings
Fig. 1 is the structural representation of the inside of the utility model Modular LED street lamp;
Fig. 2 is the structural representation of the outside of the utility model Modular LED street lamp;
Fig. 3 is that the central longitudinal of the utility model Modular LED street lamp is to the shaft section schematic diagram;
Fig. 4 is the structural representation of the LED lighting unit of the utility model lamp body inside;
Fig. 5: the inner constant-flow driver structural representation of lamp body:
The specific embodiment
The utility model has disclosed a kind of Modular LED street lamp.As Fig. 1, Fig. 2 and shown in Figure 3, this Modular LED street lamp comprises housing main body 1, heat pipe 2, led module 3, luminous lens module 4, radiator 5, sealing ring 6, constant-flow driver 7, louvre 8, cover plate 9, buckle 10, securing member 11.This lamp body adopts integrated aluminium alloy compression casting moulding, housing main body 1 inside is furnished with heat pipe 2, the outside is provided with radiator 5, radiator 5 one ends or leave louvre 8 all around, and housing main body 1 inside is provided with light source chamber and power supply room, in its power supply room, be equipped with constant-flow driver 7 and louvre 8, recess periphery at its light source chamber is fitted with luminous lens module 4, be provided with the module installed surface of a plurality of identical or different angles simultaneously, on installed surface, several different led module unit need be installed in addition by different configurations.Installation can be that led module 3 power of the led module 3 power ratio intermediate illumination that adopted of two-side lighting unit are big.With the LED street lamp that the led module 3 of multiple power combination is formed, utilize the guidance quality of its light can effectively control the distribution of light, the light that led module 3 is sent becomes a strip light belt and sprawls along the road surface direction.Light source chamber adopts the method for built-in light conducting multi-angle Plane Installation plate reasonable combination to implement, and adopts different LED pipe (different LED pipe, angle of departure difference is as long as select the installation led module 3 of different light guiding surfaces promptly can change the angle of bright dipping); And heat pipe 2, led module 3, luminous lens module 4, sealing ring 6 can closely connect into a LED lighting unit by securing member 11, and installation and maintenance and water resistance improve greatly.
The cover plate 9 and the housing main body 1 of above-mentioned Modular LED street lamp is rotationally connected fixing by a side rotating shaft assembly, another bead plate 9 and housing main body 1 are respectively equipped with wedge back-off and buckle, and buckle 10 pins housing main body 1 with the combination of wedge back-off; The body surfaces of housing main body 1 adopts anodized, adopts the electrostatic spraying of environmental protection fluorine carbon dust again, makes the customizable different color of light fixture itself.
Housing main body 1 outer surface is manufactured with fin-shaped or aliform radiator 5, and it is aluminium material or copper alloy material.The radiating effect of radiator 5 depends primarily on radiator 5 and the heat absorption of thermal objects contact portion and the design of radiator 5, for the heat that will absorb is transmitted on as much as possible the fin effectively, so, there is transverse heat transfer ability preferably at the end that also needs to absorb heat, we have enough thickness in the at first satisfied heat absorption end when design lamps, consider that simultaneously the mounting hole site of led module 3 carries out reinforcement, also strengthened the globality and the mechanical strength of light fixture.
As shown in Figure 4: in order to promote heat absorption capacity, also can be provided with heat pipe 2 between led module 3 and the radiator 5, wish that heat pipe 2 and led module 3 combine closely, not stay any space, this can't realize the surface that die casting is come out.Certainly exist certain space between the heat absorption end and the led module 3,, just can't obtain good heat-conducting effect, want fundamentally to improve the radiator heat absorption capacity at the 5 heat absorption ends, just must improve its bottom surface flatness if in the space be the air of high thermal resistance.Flatness is weighed by the maximum drop height in surface, usually the bottom of heat pipe 2 radiators 5 is treated slightly can reach below the 0.1mm, adopt milling machine or multiple tracks wire drawing to handle and to reach 0.03mm, smooth more thermal resistance is more little at the bottom of the heat absorption of heat pipe 2, radiator 5, help heat absorption more, adopt again and have than low thermal resistance and preferable adaptive material filling space wherein, this is the ample scope for abilities of heat-conducting cream, smearing heat-conducting cream becomes the necessary step that led module 3 is installed to radiator 5, thereby reaches the optimum efficiency of heat absorption.Heat pipe 2 can in time pass to radiator 5 apace with the heat that the LED lamp holder produces, and improves the radiating effect of street lamp better, and the large-power LED light source in the street lamp is worked in the ambient temperature range that allows, and has improved the reliability of high-power LED street lamp.
Led module 3 of the present utility model utilizes heat-conducting silicone grease evenly to be mounted on the circuit board, housing main body 1 inside is rectangle, be convenient to distribution of light and secondary light-distribution, led module 3 circuit boards embed in housing main body 1 interior groove, equidistantly arrange between the printed circuit board (PCB) of each led module 3.We with the heat absorption of led module 3 at the bottom of and radiating fin be cast into one, radiator 5 one ends or leave louvre 8 all around, promptly the heat that absorbs from the LED group can be transmitted to the fin part rapidly, whole lamp body and radiating fin top are exposed to aerial, and the direction of our fin is to be parallel to road, the hot gas that need distribute is consistent with airflow direction, can not form the delay that eddy current causes hot gas because of air-flow, and then take away smoothly and distribute by airflow flowing, being that speed is distributed heat the soonest.Heat absorption is fast so whole light fixture has, and thermal resistance is little, and it is smooth and easy to dispel the heat, the degree of protection height, and the advantage that mechanical strength is good has guaranteed the heat dispersion of LED, working stability reduces light decay, has prolonged service life.
The inboard is embedded with sealing ring 6 around the described luminous lens module 4, is convenient to dust and water protection.Luminous lens module 4 is made by resin or PC, and some lenslets are combined into a lens module, and dizzy the diverging light that LED is sent becomes soft directional light, and has good light transmittance and dustproof and waterproof.Because we do not have any opening to whole luminous lens module 4 tops in the design of lamp body, whole resin or the disposable die cast of PC of being processed as, there are not infiltration and dustproof worry in integral upper, only the light source chamber of lamp body downward direction and electric apparatus room are protected and get final product, protection question is just simple like this.
According to actual power size needs, the quantity of every employed led module of LED street lamp can be different, are generally 1～10 group.And, the quantity of the LED fluorescent tube that is arranged side by side on every group of led module can not wait yet, be generally 6～30, the power of LED fluorescent tube is 1W～5W, they longitudinally or annular or be array-like, by branch, be uniformly distributed in the luminous lens module 4, can require to adjust the LED total quantity according to the total light flux of application during configuration by line combination.Supporting luminous lens module 4 angles of light source can be different, and rising angle is 60 °～135 °, adjusts distribution of light face territory.In the present embodiment, this lamp body has been selected 4 groups of led modules for use, and each module has comprised 30 LED fluorescent tubes.
The LED lamp is a kind of semiconductor product, needs to drive with low-voltage direct. drive the general dual mode that adopts: constant voltage type of drive or constant current drive mode.Because the constant voltage type of drive, the slight disturbance of driving voltage all can cause lumen fraction significantly to change; And the LED that adopts current constant mode to drive is subjected to the influence of disturbance of drive current much smaller, so this programme is selected the type of drive of constant current.As shown in Figure 5; promptly the other end at light fixture is provided with a power supply room; and by wire casing and light source; installing hole is connected; the size and the electric apparatus room of cover plate 9 are suitable; sealing joint strip and light source chamber; electric apparatus room is suitable; by cover plate 9; sealing joint strip seals power supply room; the input of AC/DC constant-flow driver 7 connects electric power connection line; output connects the input of led module 3 by connecting line; constant-flow driver 7 is smeared heat-conducting cream and is added screw and be mounted on the installed surface in the power supply room of radiating shell; connecting line is laid in the light source chamber and the wire casing between the power supply room of radiating shell; constant-flow driver 7 provides the function of overheat protector in addition; can significantly reduce the caloric value of great power LED, reduce light decay.
Can disclose by above description: 1. this Modular LED street lamp has carried out heat dissipation improvedly from material and structure, has guaranteed the mechanical strength and the service life of light fixture comprehensively; 2. improved the degree of protection of light fixture, made it reach the safety requirements standard of road and street lighting luminaire; 3. promote the utilization rate of light, thereby effectively saved input cost and operating cost; 4. effectively eliminated electromagnetic interference and electromagnetic pollution that fluorescent lamp brings, had considerable energy saving environmental protection advantage, extensively be suitable for places such as flower garden, square and main and secondary road road and use.
To sum up by specific embodiment to the further specifying of technical solutions of the utility model, be not to limit with this protection domain to claim.All can carry out multiple selection on the details in structure, manufacture method and use each side.Therefore, all the utility model embodiment and accompanying drawing thereof are carried out any modification or equivalent transformation, all should be included within the utility model protection domain.
Claims (10)
1. Modular LED street lamp, it is characterized in that: described LED street lamp comprises housing main body, heat pipe, led module, luminous lens module, radiator, sealing ring, constant-flow driver, louvre, cover plate, buckle and securing member; Described housing main body adopts integrated aluminium alloy compression casting moulding, and the housing main body outside is provided with radiator, and housing main body inside is arranged with light source chamber and power supply room, wherein, is provided with constant-flow driver and louvre at described power supply room; And be provided with a plurality of LED lighting units that are formed by connecting by securing member by heat pipe, led module, luminous lens module and sealing ring by a plurality of angles at described light source chamber.
2. Modular LED street lamp according to claim 1, it is characterized in that: described cover plate one end and housing main body are rotationally connected fixing by a side rotating shaft assembly, and the cover plate of the other end and housing main body are respectively equipped with wedge shape back-off and buckle up and down, buckle and wedge shape back-off combination locking housing main body.
3. Modular LED street lamp according to claim 1 is characterized in that: described light source chamber is built-in with the light-guiding plane of multi-angle, the different led module of corresponding assembling.
4. Modular LED street lamp according to claim 1 is characterized in that: described each LED mould is located on the printed circuit board (PCB), and equidistantly arranges between printed circuit board (PCB), and heat pipe is assemblied in the printed circuit board (PCB) bottom.
5. Modular LED street lamp according to claim 1 is characterized in that: described luminous lens module is formed from a resin.
6. Modular LED street lamp according to claim 1 or 5, it is characterized in that: the rising angle of described luminous lens module is at 60 °～135 °.
7. Modular LED street lamp according to claim 1 is characterized in that: described sealing ring be embedded in the luminous lens module around.
8. Modular LED street lamp according to claim 1 is characterized in that: described radiator is fin-shaped or aliform, is made by aluminium or copper alloy.
9. Modular LED street lamp according to claim 1 is characterized in that: the quantity of described led module is 1～10 group, and every group is arranged 6～30 large-power light-emitting diodes.
10. Modular LED street lamp according to claim 9 is characterized in that: described light emitting diode is that power is the light emitting diode of 1W～5W, longitudinally or annular or be array-like, and by branch, be evenly distributed in the luminous lens module by the line combination.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202375454U CN201322225Y (en) | 2008-12-17 | 2008-12-17 | Modularized LED street lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2008202375454U CN201322225Y (en) | 2008-12-17 | 2008-12-17 | Modularized LED street lamp |
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| Publication Number | Publication Date |
|---|---|
| CN201322225Y true CN201322225Y (en) | 2009-10-07 |
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ID=41159607
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2008202375454U Expired - Fee Related CN201322225Y (en) | 2008-12-17 | 2008-12-17 | Modularized LED street lamp |
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| CN (1) | CN201322225Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102478191A (en) * | 2010-11-25 | 2012-05-30 | 西安博昱新能源有限公司 | LED lighting streetlamp |
| CN103335264A (en) * | 2011-01-21 | 2013-10-02 | 贵州光浦森光电有限公司 | Standard interface LED (Light Emitting Diode) lamp cap |
| CN104676330A (en) * | 2015-02-13 | 2015-06-03 | 上海源明照明科技有限公司 | Modular LED (Light Emitting Diode) illuminating lamp |
| CN107166252A (en) * | 2017-07-05 | 2017-09-15 | 江苏松立太阳能科技有限公司 | A kind of LED street lamp lamp holder of non-maintaining high radiating |
-
2008
- 2008-12-17 CN CNU2008202375454U patent/CN201322225Y/en not_active Expired - Fee Related
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102478191A (en) * | 2010-11-25 | 2012-05-30 | 西安博昱新能源有限公司 | LED lighting streetlamp |
| CN103335264A (en) * | 2011-01-21 | 2013-10-02 | 贵州光浦森光电有限公司 | Standard interface LED (Light Emitting Diode) lamp cap |
| CN103335264B (en) * | 2011-01-21 | 2016-01-20 | 贵州光浦森光电有限公司 | Standard interface LED lamp holder |
| CN104676330A (en) * | 2015-02-13 | 2015-06-03 | 上海源明照明科技有限公司 | Modular LED (Light Emitting Diode) illuminating lamp |
| CN107166252A (en) * | 2017-07-05 | 2017-09-15 | 江苏松立太阳能科技有限公司 | A kind of LED street lamp lamp holder of non-maintaining high radiating |
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20091007 Termination date: 20161217 |