CN201916802U - LED streetlamp - Google Patents
LED streetlamp Download PDFInfo
- Publication number
- CN201916802U CN201916802U CN2010206691212U CN201020669121U CN201916802U CN 201916802 U CN201916802 U CN 201916802U CN 2010206691212 U CN2010206691212 U CN 2010206691212U CN 201020669121 U CN201020669121 U CN 201020669121U CN 201916802 U CN201916802 U CN 201916802U
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- CN
- China
- Prior art keywords
- light
- led
- lamp
- street lamp
- container cavity
- Prior art date
- Legal status (The legal status 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 status listed.)
- Expired - Fee Related
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Classifications
-
- 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
- F21V5/00—Refractors for light sources
- F21V5/04—Refractors for light sources of lens shape
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
- F21W2131/00—Use or application of lighting devices or systems not provided for in codes F21W2102/00-F21W2121/00
- F21W2131/10—Outdoor lighting
- F21W2131/103—Outdoor lighting of streets or roads
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2115/00—Light-generating elements of semiconductor light sources
- F21Y2115/10—Light-emitting diodes [LED]
Abstract
The utility model relates to an LED (light-emitting diode) streetlamp, in particular to an LED streetlamp adopting a mirror-surface reflecting plate to assist the secondary light distribution. The streetlamp aims to solve the following technical problems: during the specific implementation of the traditional LED, light spots exist on the irradiation surface of light rays, and the defects such as reduction of luminous efficiency are caused. The LED streetlamp comprises a lamp housing, a light-emitting module and a component for secondary light distribution, wherein the light-emitting module and the component for secondary light distribution are arranged in the lamp housing; the component for secondary light distribution covers the light-emitting module; and a housing cover component further covers the lamp housing. The utility model is characterized in that the component for secondary light distribution comprises a secondary optical lens and the mirror-surface reflecting plate, wherein the secondary optical lens covers LED lamp beads; the mirror-surface reflecting plate is arranged on a base plate; and a lens hole is formed on the mirror-surface reflecting plate; and the secondary optical lens is embedded in the lens hole.
Description
Technical field
The utility model relates to a kind of LED street lamp, is meant a kind of LED street lamp that adopts the auxiliary secondary light-distribution of minute surface reflector especially.
Background technology
Progress along with society, the very general life that is applied to people now of increasing energy-saving lighting apparatus, the electric light source of being used always can be divided into according to the reformulations classification of electric energy: first kind, heat radiation light source, heat radiation light source utilizes electric current that object is heated to vehement degree and produces the light source of light, as widely used incandescent lamp and halogen tungsten lamp; Advantages such as second kind, glow discharge spot lamp, glow discharge spot lamp utilize electric current to pass through the light source that gas (or steam) is launched, and this class light source has the luminous efficiency height, and service life is long; The third, semiconductor light sources, it is a kind of light source that can directly electric energy be converted into visible light by solid semiconductor device, as LED lamp etc., the LED lamp mainly is to adopt direct current supply, therefore it scintillation can not occur in use, and the colour rendering index height, obtains application more and more widely in lighting field.
Under the background that global energy shortage, environmental requirement improve constantly, clean energy resource is all greatly developed in countries in the world.Advantages such as the LED lamp is low with power consumption, drive characteristic good, response speed is fast, shock resistance is high, long service life, environmental protection enter into gradually people the visual field, become the energy-conserving light source of new generation that at present has most alternative conventional light source advantage in the world.The LED lamp is a kind of green light fixture of generally acknowledging at present, it is as a kind of revolutionary energy-saving illumination technology, just in develop rapidly, along with the rapid growth of Chinese national economy, energy supply and demand contradiction is outstanding day by day, the coming into existence situation of critical shortage of supply of electric power, energy-conservation is present institute urgent problem, in process of urbanization, road lighting and people's productive life is closely related, and the LED street lamp will become the optimal selection that roadway illumination and energy saving is transformed.Therefore, development of new is efficient, energy-conservation, the life-span is long, colour rendering index is high, the LED street lamp of environmental protection has a crucial meaning to city illumination is energy-conservation.
Yet traditional LED street lamp exists a series of design disappearance on its structure when concrete the use, be specifically described as follows:
At first, the light irradiation of LED lamp is more concentrated, the irradiation light that it sent is inhomogeneous, make its surface of intensity distribution be bat shape, traditional LED street lamp is when design and manufacturing, in order to utilize the light source of LED street lamp greatly, improve light efficiency, prevent light efficiency consumption, the light that the capital is sent the LED street lamp carries out the secondary optics design, because the LED street lamp adopts great power LED luminous, therefore, only in shell design and in the optical lens design and adopt in the measure such as new material and formulate solution, but existing LED street lamp exists defective on manufacturing process itself, itself and the also defective tightness that cooperates of reflective mirror or lens, make the LED street lamp in the specific implementation, have hot spot on its light shadow surface.
Secondly, the high-power LED street lamp in use, must consider heat dissipation problem, and existing LED street lamp does not take into full account LED assembly radiating effect in design, do not reach desirable radiating effect, to such an extent as to shortened the life-span of LED street lamp, and, the brightness meeting after heating of LED street lamp obviously reduces, so its power is difficult to get a promotion.
At last, tradition LED street lamp mainly carries out waterproof by the waterproof glass cover, but because the waterproof glass cover is the main cause that produces the harmful dazzle of diffuse reflection, it is again the main medium that causes the LED road lamp efficiency low, the light transmittance of waterproof glass cover is generally 75%-80%, and it has consumed the light efficiency of LED street lamp again; The space that waterproof glass cover and housing have formed a sealing makes the heat of LED assembly to form heat exchange with outside air, and under the effect of cold and hot air, the general LED street lamp water smoke that usually condenses in the cavity of sealing also can cause the loss of LED light efficiency.
More than 3 be traditional LED street lamp common technical problem in specific implementation process, so will make the maximum usefulness of LED street lamp performance, the light efficiency that just must solve in the LED street lamp is collected problem and heat dissipation problem.
Summary of the invention
The utility model provides a kind of LED street lamp that can effectively overcome above-mentioned deficiency, and its technical problem to be solved is to solve traditional LED street lamp in the specific implementation, has hot spot on its light shadow surface, causes defectives such as light efficiency consumption.
For solving the problems of the technologies described above, the technical scheme that the utility model adopted is: the utility model provides a kind of LED street lamp, it comprises lamp housing, illuminating module and secondary light-distribution assembly, wherein, described illuminating module and described secondary light-distribution assembly all are arranged in the described lamp housing, described secondary light-distribution assembly is located on the described illuminating module, also be covered with the cap assembly on the described lamp housing, described secondary light-distribution assembly comprises secondary optical lens and minute surface reflector, described secondary optical lens is located on the described LED lamp pearl, described minute surface reflector is arranged on the described substrate, offer lens opening on the described minute surface reflector, described secondary optical lens is embedded in described lens opening.
Described minute surface reflector is transcalent metal material, embedding has water-proof silica-gel between described minute surface reflector and the described substrate, by described water-proof silica-gel embedding is carried out in the slit between described substrate and the described LED lamp pearl, both played waterproof effect, the heat of described illuminating module effectively can have been distributed by large-area metallic mirror surface reflector again.
Described secondary optical lens adopts the saddle-shape optical lens, and the light that described LED lamp pearl is sent by described saddle-shape optical lens carries out preferable leading joins, thereby improves light efficiency of the present utility model.
Described lamp housing is around determining container cavity, described illuminating module and described secondary light-distribution assembly all are arranged in the described container cavity, also be provided with driving power in the described container cavity, the outer surface of described lamp housing is provided with some fin, described fin is a ripple fin shape, and the fin of described ripple fin shape adopts the space segmentation setting, utilizes the described fin of ripple fin formula to make described lamp housing can reach best radiating effect under natural wind action.
Also has an installing end on the described lamp housing, described installing end locking is on the lamppost bar, offer the power supply connecting hole on the described container cavity side chamber wall relative with described installing end, be provided with waterproof copper lock in the described power supply connecting hole, by described waterproof copper lock described power supply connecting hole is carried out waterproof sealing, prevent that rainwater from entering in the described container cavity by described power supply connecting hole along circumscripted power line.
Described illuminating module is electrically connected with described driving power, described illuminating module comprises substrate and LED lamp pearl, some described LED lamp pearls are sticked on described substrate, described substrate adopts the large tracts of land aluminum material to make, described substrate is installed on the base plate of described container cavity, and, be provided with heat-conducting silicone grease between described substrate and the described base plate, described substrate is provided with the white oil coating, because the described substrate that employing large tracts of land aluminum material is made is as the loading plate of described LED lamp pearl, so increased the area of dissipation and the radiating rate of described illuminating module, the heat that great power LED is produced by the heat-conducting silicone grease between substrate and the described base plate when working can shed rapidly, thereby further strengthened the heat-conducting effect between described illuminating module and the described lamp housing, by the white oil coating is set on described substrate, increase described substrate to the reflection of light intensity that described LED lamp pearl sends, improved the luminous efficiency of LED.
Described cap assembly, comprise pressing plate, light-passing board and waterproof apron, wherein, described light-passing board is arranged on the accent of described container cavity and the corresponding position of described illuminating module, described platen cover is located on the accent of described container cavity, waterproof apron is arranged between the accent of described pressing plate and described container cavity, described pressing plate is pressed on described light-passing board on the accent of described container cavity, offer light-emitting window with the corresponding position of described light-passing board on the described pressing plate, further utilize described pressing plate, light-passing board and waterproof apron encapsulate described container cavity, make moisture content can't enter described container cavity, and light can shine out by described light-passing board.
Described driving power adopts high power, dynamical LED constant-current supply, provides stable voltage and electric current by described LED constant-current supply for work of the present utility model, thereby prolongs service life of the present utility model.
The beneficial effects of the utility model are: the utility model provides a kind of LED street lamp, its secondary light-distribution assembly comprises secondary optical lens and minute surface reflector, utilize described minute surface reflector to lead the diffuse reflection light source effective collection that becomes scattered about after joining beyond the described secondary optical lens through described secondary optical lens, be incident upon in the effective range of exposures, thereby, harmful dazzle that diffuse reflection is produced becomes effective light source, increases the intensity of street lamp illumination of the present utility model.
Description of drawings
Fig. 1 is the utility model LED lamp post structure section decomposing schematic representation.
Fig. 2 is the lamp design schematic diagram of the utility model LED street lamp.
Fig. 3 is an illuminating module partial schematic diagram of the present utility model.
Fig. 4 is a secondary light-distribution assembly partial schematic diagram of the present utility model.
Fig. 5 is the assembling schematic diagram of lamp housing of the present utility model and secondary light-distribution assembly.
Fig. 6 is the assembling schematic diagram of illuminating module of the present utility model and secondary light-distribution assembly.
Fig. 7 is a secondary light-distribution schematic diagram of the present utility model.
Fig. 8 is a secondary light-distribution schematic diagram of the present utility model.
The specific embodiment
Below with reference to accompanying drawing and preferred embodiment a kind of LED street lamp that the utility model proposed is described in more detail.
As shown in Figure 1, the utility model provides a kind of LED street lamp, it comprises lamp housing 10, illuminating module 20 and secondary light-distribution assembly 30, wherein, described illuminating module 20 and described secondary light-distribution assembly 30 all are arranged in the described lamp housing 10, described secondary light-distribution assembly 30 is located on the described illuminating module 20, also is covered with cap assembly 40 on the described lamp housing 10.
Described lamp housing 10 is around determining container cavity, and described illuminating module 20 and described secondary light-distribution assembly 30 all are arranged in the described container cavity, also are provided with driving power 50 in the described container cavity.
As shown in Figure 1, 2, the outer surface of described lamp housing 10 is provided with some fin 11, further, described fin 11 is a ripple fin shape, and, the fin 11 of described ripple fin shape adopts the mode of space segmentation to be provided with, and makes described lamp housing 10 can reach best radiating effect under natural wind action by the described fin 11 of ripple fin formula.
Also has an installing end on the described lamp housing 10, described installing end locking is on the lamppost bar, offer the power supply connecting hole on the described container cavity side chamber wall relative with described installing end, be provided with waterproof copper lock 12 in the described power supply connecting hole, carry out waterproof sealing by 12 pairs of described power supply connecting holes of described waterproof copper lock, prevent that rainwater from entering in the described container cavity by described power supply connecting hole along circumscripted power line.
Shown in Fig. 1,3, described illuminating module 20 is electrically connected with described driving power 50, described illuminating module 20 comprises substrate 21 and LED lamp pearl 22, some described LED lamp pearls 22 are sticked on described substrate 21, described substrate 21 adopts the large tracts of land aluminum material to make, and described substrate 21 is installed on the base plate of described container cavity, and, be provided with heat-conducting silicone grease between described substrate 21 and the described base plate, described substrate 21 is provided with the white oil coating.
Described illuminating module 20 of the present utility model in the specific implementation, utilize described substrate 21 that the large tracts of land aluminum material makes loading plate as described LED lamp pearl 22, the area of dissipation and the radiating rate of described illuminating module 20 have been increased, the heat that great power LED is produced by the heat-conducting silicone grease between substrate 21 and the described base plate when working can shed rapidly, thereby, further strengthened the heat-conducting effect between described illuminating module 20 and the described lamp housing 10, increased the service life of LED lamp pearl 22 in the described illuminating module 20, by on described substrate 21, the white oil coating being set, increase the reflection of light intensity that 21 pairs of described LED lamp pearls 22 of described substrate send, improved the luminous efficiency of LED.
Shown in Fig. 1,4,5,6, described secondary light-distribution assembly 30 comprises secondary optical lens 31 and minute surface reflector 32.
Described secondary optical lens 31 is located on the described LED lamp pearl 22, the utility model provides a kind of preferred embodiment, described secondary optical lens 31 adopts the saddle-shape optical lens, the light that described LED lamp pearl 22 is sent by described saddle-shape optical lens carries out preferable leading joins, thereby improves light efficiency of the present utility model.
Described minute surface reflector 32 is arranged on the described substrate 21, offers lens opening on the described minute surface reflector 32, and described secondary optical lens 31 is embedded in described lens opening, and embedding has water-proof silica-gel between described minute surface reflector 32 and the described substrate 21.
The utility model provides preferred embodiment, and wherein said minute surface reflector 32 is transcalent metal material.
Shown in Fig. 7,8, LED street lamp of the present utility model in the specific implementation, utilize described minute surface reflector 32 to lead the diffuse reflection light source effective collection that becomes scattered about after joining beyond the described secondary optical lens 31 through described secondary optical lens 31, be incident upon in the effective range of exposures, thereby, harmful dazzle that diffuse reflection is produced becomes effective light source, increases the intensity of LED street lamp of the present utility model illumination.
Pour into water-proof silica-gel between described substrate 21 and the minute surface reflector 32, by described water-proof silica-gel embedding is carried out in the slit between described substrate 21 and the described LED lamp pearl 22, both played waterproof effect, the heat of described illuminating module 20 effectively can have been distributed by large-area metallic mirror surface reflector again.
As shown in Figure 1, described cap assembly 40, comprise pressing plate 41, light-passing board 42 and waterproof apron 43, wherein, described light-passing board 42 is arranged on the accent of described container cavity 11 and described illuminating module 20 corresponding positions, described pressing plate 41 lids are located on the accent of described container cavity, waterproof apron 43 is arranged between the accent of described pressing plate 41 and described container cavity, described pressing plate 41 is pressed on described light-passing board 42 on the accent of described container cavity, offers light-emitting window with described light-passing board 42 corresponding positions on the described pressing plate 41.
As shown in Figure 1, the LED street lamp of present embodiment in the specific implementation, described driving power 50 adopts high power, dynamical LED constant-current supply, provides stable voltage and electric current by described LED constant-current supply for work of the present utility model, thereby prolongs service life of the present utility model.
Comprehensive the above, the technical solution of the utility model can fully effectively be finished the foregoing invention purpose, and the structural principle of the present utility model and the principle of work and power are all verified in an embodiment fully, and can reach the effect and the purpose of expection, and embodiment of the present utility model also can carry out conversion according to these principles, therefore, the utility model comprise that all mention in the scope in claim all replace contents.Any equivalence of being done in the utility model claim changes, and all belongs within the claim of this case application.
Claims (9)
1. LED street lamp, it comprises lamp housing, illuminating module and secondary light-distribution assembly, wherein, described illuminating module and described secondary light-distribution assembly all are arranged in the described lamp housing, described secondary light-distribution assembly is located on the described illuminating module, also be covered with the cap assembly on the described lamp housing, it is characterized in that: described secondary light-distribution assembly comprises secondary optical lens and minute surface reflector, described secondary optical lens is located on the described LED lamp pearl, described minute surface reflector is arranged on the described substrate, offer lens opening on the described minute surface reflector, described secondary optical lens is embedded in described lens opening.
2. a kind of LED street lamp as claimed in claim 1 is characterized in that: embedding has water-proof silica-gel between described minute surface reflector and the described substrate.
3. a kind of LED street lamp as claimed in claim 1 is characterized in that: wherein said minute surface reflector is transcalent metal material.
4. a kind of LED street lamp as claimed in claim 1 is characterized in that: described secondary optical lens adopts the saddle-shape optical lens.
5. a kind of LED street lamp as claimed in claim 1, it is characterized in that: described lamp housing is around determining container cavity, described illuminating module and described secondary light-distribution assembly all are arranged in the described container cavity, also be provided with driving power in the described container cavity, the outer surface of described lamp housing is provided with some fin, described fin is a ripple fin shape, and the fin of described ripple fin shape adopts the space segmentation setting.
6. a kind of LED street lamp as claimed in claim 5, it is characterized in that: also have an installing end on the described lamp housing, described installing end locking is on the lamppost bar, offer the power supply connecting hole on the described container cavity side chamber wall relative, be provided with waterproof copper lock in the described power supply connecting hole with described installing end.
7. a kind of LED street lamp as claimed in claim 1, it is characterized in that: described illuminating module is electrically connected with described driving power, described illuminating module comprises substrate and LED lamp pearl, some described LED lamp pearls are sticked on described substrate, described substrate adopts the large tracts of land aluminum material to make, and described substrate is installed on the base plate of described container cavity, and, be provided with heat-conducting silicone grease between described substrate and the described base plate, described substrate is provided with the white oil coating.
8. a kind of LED street lamp as claimed in claim 1, it is characterized in that: described cap assembly, comprise pressing plate, light-passing board and waterproof apron, wherein, described light-passing board is arranged on the accent of described container cavity and the corresponding position of described illuminating module, described platen cover is located on the accent of described container cavity, waterproof apron is arranged between the accent of described pressing plate and described container cavity, described pressing plate is pressed on described light-passing board on the accent of described container cavity, offers light-emitting window with the corresponding position of described light-passing board on the described pressing plate.
9. a kind of LED street lamp as claimed in claim 1 is characterized in that: described driving power adopts high power, dynamical LED constant-current supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206691212U CN201916802U (en) | 2010-12-20 | 2010-12-20 | LED streetlamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2010206691212U CN201916802U (en) | 2010-12-20 | 2010-12-20 | LED streetlamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201916802U true CN201916802U (en) | 2011-08-03 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2010206691212U Expired - Fee Related CN201916802U (en) | 2010-12-20 | 2010-12-20 | LED streetlamp |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201916802U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102691941A (en) * | 2012-06-02 | 2012-09-26 | 毛振刚 | High-brightness LED streetlamp |
| CN103362083A (en) * | 2012-03-26 | 2013-10-23 | 海洋王（东莞）照明科技有限公司 | Guidepost projection device and guidepost projection road lamp |
| CN103375765A (en) * | 2012-04-17 | 2013-10-30 | 欧司朗股份有限公司 | Lens unit and lighting device comprising same |
| CN103988013A (en) * | 2011-12-06 | 2014-08-13 | 首尔半导体株式会社 | LED lighting apparatus |
| CN103988843A (en) * | 2014-05-29 | 2014-08-20 | 江苏龙灯化学有限公司 | Fungicidal composition |
| CN104654085A (en) * | 2015-02-25 | 2015-05-27 | 刘永健 | LED (Light-Emitting Diode) illumination equipment with baffle |
| CN105333316A (en) * | 2015-11-24 | 2016-02-17 | 昆山市翌兴通光电科技有限公司 | Alternating-current input side luminescent LED (light-emitting diode) module used for double-sided luminescent lamp box |
-
2010
- 2010-12-20 CN CN2010206691212U patent/CN201916802U/en not_active Expired - Fee Related
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103988013A (en) * | 2011-12-06 | 2014-08-13 | 首尔半导体株式会社 | LED lighting apparatus |
| CN103988013B (en) * | 2011-12-06 | 2016-07-13 | 首尔半导体株式会社 | LED light device |
| US9683709B2 (en) | 2011-12-06 | 2017-06-20 | Seoul Semiconductor Co., Ltd. | LED lighting apparatus |
| CN103362083A (en) * | 2012-03-26 | 2013-10-23 | 海洋王（东莞）照明科技有限公司 | Guidepost projection device and guidepost projection road lamp |
| CN103362083B (en) * | 2012-03-26 | 2016-12-14 | 海洋王（东莞）照明科技有限公司 | Road sign grenade instrumentation and road sign projection street lamp |
| CN103375765A (en) * | 2012-04-17 | 2013-10-30 | 欧司朗股份有限公司 | Lens unit and lighting device comprising same |
| CN102691941A (en) * | 2012-06-02 | 2012-09-26 | 毛振刚 | High-brightness LED streetlamp |
| CN103988843A (en) * | 2014-05-29 | 2014-08-20 | 江苏龙灯化学有限公司 | Fungicidal composition |
| CN104654085A (en) * | 2015-02-25 | 2015-05-27 | 刘永健 | LED (Light-Emitting Diode) illumination equipment with baffle |
| CN105333316A (en) * | 2015-11-24 | 2016-02-17 | 昆山市翌兴通光电科技有限公司 | Alternating-current input side luminescent LED (light-emitting diode) module used for double-sided luminescent lamp box |
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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: 20110803 Termination date: 20131220 |