CN203231241U - LED street lamp lens, light-emitting module with lens and lamp - Google Patents
LED street lamp lens, light-emitting module with lens and lamp Download PDFInfo
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- CN203231241U CN203231241U CN201320223802XU CN201320223802U CN203231241U CN 203231241 U CN203231241 U CN 203231241U CN 201320223802X U CN201320223802X U CN 201320223802XU CN 201320223802 U CN201320223802 U CN 201320223802U CN 203231241 U CN203231241 U CN 203231241U
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- 238000004020 luminiscence type Methods 0.000 claims abstract description 26
- 230000003287 optical effect Effects 0.000 claims description 37
- 238000009434 installation Methods 0.000 claims description 6
- 230000015572 biosynthetic process Effects 0.000 claims description 3
- 238000007639 printing Methods 0.000 claims description 3
- 241001465382 Physalis alkekengi Species 0.000 abstract 1
- 238000005516 engineering process Methods 0.000 description 3
- 230000007613 environmental effect Effects 0.000 description 3
- 238000005286 illumination Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000002950 deficient Effects 0.000 description 2
- 239000007787 solid Substances 0.000 description 2
- 230000007704 transition Effects 0.000 description 2
- 239000012141 concentrate Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02B—CLIMATE CHANGE MITIGATION TECHNOLOGIES RELATED TO BUILDINGS, e.g. HOUSING, HOUSE APPLIANCES OR RELATED END-USER APPLICATIONS
- Y02B20/00—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps
- Y02B20/72—Energy efficient lighting technologies, e.g. halogen lamps or gas discharge lamps in street lighting
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Abstract
The utility model discloses a LED street lamp lens is applicable to and covers outside LED luminescence chip, wherein, LED street lamp lens includes non-light tight lens body, the top evagination of lens body forms two light output units that are the curved surface structure of symmetry setting, two the light output unit connects the light output face that forms middle concave both sides convexity, the bottom indent of lens body forms the light input face, the light input face just faces the light output face, the light input face faces the light emitting area of LED luminescence chip and corresponds with the light emitting area, this LED street lamp lens light distribution is even, simple structure, use extensively and low cost; additionally, the utility model also discloses a LED street lamp light emitting module and LED street lamp lamps and lanterns that have this LED street lamp lens.
Description
Technical field
The utility model relates to lighting field, relates in particular to a kind of emitting uniform LED street lamp lens and has illuminating module and the light fixture of these lens.
Background technology
Along with the continuous progress of constant development of economy and society, accelerate the depletion rate of resource and caused the shortage of resource, restricted economic growth and social progress accordingly, therefore, energy-conservation one of the important goal that enterprise pays close attention to that becomes.
Wherein, in lighting field, energy consumption is big, the life-span weak point reaches defectives such as not environmental protection because traditional crow silk lamp exists, so good condition is created in the development that is new energy-saving lamp, and LED(light emitting diode is called for short LED, translator of Chinese is: light emitting diode) light fixture just is being based on and is occurring under the above-mentioned condition, because the LED light fixture has advantages such as energy-saving and environmental protection and life-span length, favors so it more and more is subjected to people at lighting field.Therefore, under the main trend of current energy-saving and environmental protection, the LED street lamp is accepted, and replaces conventional road lamp.But the light that general LED road lamp sends is lambertian distribution, and nearly 80% light distribution is in the center light field, the light that does not make the LED luminescence chip send obtains well evenly distributing, because its light intensity of nearly 80% all concentrates on the center light field, and the intensity of illumination at edge a little less than, thereby cause not meeting the lighting demand of road, especially the LED street lamp too concentrated of illumination, can in driving procedure, produce dazzle to the motor vehicle driving personnel, cause the temporary transient mistake of human pilot eyes blind, and then potential safety hazard occurs.Therefore the light source for this class LED road lamp needs luminous intensity distribution again.
The light gasing surface of the lens body of LED road lamp combines by all kinds of secondary spheroid faces or by several sections entity faces at present, and optical input surface then is simple all kinds of curved surface.When the LED road lamp of this design will satisfy the demand of different street lamp standards, the structure that needs the change light gasing surface to reach defeated incidence surface changed the distribution to light intensity, thereby satisfied the demand of different street lamp standards.
In summary, there is the inhomogeneous defective of light distribution in existing LED road lamp, thereby cause its lighting demand that does not meet road and have potential safety hazard, and need to change its light distribution when satisfying the lighting demand of road, need the light gasing surface of lens body and the structure of optical input surface are changed, cause its structure and technology to complicate, and cost is enhanced.
Therefore, need badly a kind of light distribution even, simple in structure, be widely used and LED street lamp lens with low cost and have illuminating module and the light fixture of these lens.
The utility model content
The purpose of this utility model be to provide a kind of light distribution even, simple in structure, be widely used and LED street lamp lens with low cost.
Another purpose of the present utility model be to provide a kind of light distribution even, simple in structure, be widely used and LED street lamp illuminating module with low cost.
Another purpose of the present utility model be to provide a kind of light distribution even, simple in structure, be widely used and LED road lamp with low cost.
For realizing above-mentioned purpose, the utility model provides a kind of LED street lamp lens, be applicable to and cover in outside the LED luminescence chip, wherein, described LED street lamp lens comprises the lens body of printing opacity, the top evagination formation two of described lens body is the light output unit of symmetrically arranged curved-surface structure, the protruding light gasing surface in recessed both sides in the middle of two described smooth output units are connected to form, the bottom indent of described lens body forms optical input surface, described optical input surface is over against described light gasing surface, and described optical input surface is towards the light-emitting area of described LED luminescence chip and corresponding with described light-emitting area.
Preferably, described smooth output unit is the bezier surface structure, by the setting of light output unit is the bezier surface structure, can be according to the standard requirement of street lamp application environment, conveniently light gasing surface is met the change of standard requirement, simple in structure and be widely used, make light distribution more even simultaneously.
Preferably, described smooth output unit is symmetrical structure, and described smooth output unit self is symmetrical structure, make that light passes through the outgoing of light output unit after, light distribution is more even, and simple in structurely is easy to make and produces in batches, reduces cost greatly.
Preferably, described optical input surface is the bezier surface structure, by the optical input surface setting is the bezier surface structure, can be according to the standard requirement of street lamp application environment, conveniently optical input surface is met the change of standard requirement, simple in structure and be widely used, make light distribution more even simultaneously.
Preferably, described optical input surface is unsymmetric structure, make that light is penetrated by this optical input surface and from light gasing surface after, light distribution is more even, and simple in structurely is easy to make and produces in batches, reduces cost greatly.
Preferably, curved connection between the two described smooth output units is carried out transition by the arc connection between the two described smooth output units, makes that haveing suffered light gasing surface is curved-surface structure, is beneficial to the even distribution of light intensity more.
Preferably, the center of described optical input surface and described light gasing surface is centered close on the same vertical curve.
Preferably, the circumferential perimeter of described lens body outwards is horizontal-extending and forms installation portion, offers installing hole on the described installation portion; By described installing hole lens body is installed and fixed more efficient and conveniently, and make lens body fixing more solid and reliable.
The LED street lamp illuminating module that the utility model provides, comprise the luminescence component with LED luminescence chip, wherein, described LED street lamp illuminating module also comprises the LED street lamp lens that at least one is above-mentioned, and described LED street lamp lens correspondence covers in outside the described LED luminescence chip.
The LED road lamp that the utility model provides, comprise radiating shell and power supply input module, wherein, described LED road lamp also comprises the LED street lamp illuminating module that at least one is above-mentioned, described LED street lamp illuminating module is installed on the described radiating shell, and the output of the LED luminescence chip of described LED street lamp illuminating module and described power supply input module electrically connects, and the input of described power supply input module is used for electrically connecting with extraneous power supply.
Compared with prior art, because the utility model LED street lamp lens and have the LED street lamp illuminating module of this LED street lamp lens and the light gasing surface of LED road lamp is formed by the two symmetrically arranged light output unit evaginations that are curved-surface structure, and then the protruding light gasing surface in recessed both sides in the middle of forming, and the bottom indent of described lens body forms optical input surface, by optical input surface and the light gasing surface of said structure, can make the light light distribution that goes out to penetrate by light gasing surface even; And only by adjusting the concave inward structure of optical input surface, the LED street lamp illuminating module that can make the utility model LED street lamp lens and have this LED street lamp lens and LED road lamp can satisfy the demand of different street lamp standards, and be simple in structure, be widely used and with low cost.
Description of drawings
Fig. 1 is the structural representation of the utility model LED street lamp lens.
Fig. 2 is the structural representation with LED road lamp of the utility model LED street lamp lens and LED street lamp illuminating module.
Fig. 3 is the planar structure schematic diagram of the utility model LED street lamp lens.
Fig. 4 is the cutaway view along A-A direction among Fig. 3.
Fig. 5 is the cutaway view along B-B direction among Fig. 3.
The specific embodiment
In order to describe technology contents of the present utility model, structural feature in detail, be described further below in conjunction with embodiment and conjunction with figs..
As shown in Figure 1, LED street lamp lens 100 of the present utility model comprises the lens body 10 of printing opacity, the top evagination formation two of described lens body 10 is the light output unit 11a of symmetrically arranged curved-surface structure, the protruding light gasing surface 11 in recessed both sides in the middle of two described smooth output unit 11a are connected to form, the bottom indent of described lens body 10 forms optical input surface 12, and described optical input surface 12 is over against described light gasing surface 11; When the utility model LED street lamp lens 100 is applied to street lamp for illumination, in conjunction with Fig. 2 as can be known, described LED street lamp lens 100 covers in outside the LED luminescence chip 101, is specially, and described optical input surface 12 is towards the light-emitting area of described LED luminescence chip 101 and corresponding with described light-emitting area.
Continuation is in conjunction with shown in Figure 2, LED street lamp illuminating module 200 of the present utility model, comprise LED street lamp lens 100 and have the luminescence component of LED luminescence chip 101, described LED street lamp lens 100 correspondences cover in outside the described LED luminescence chip 101, thereby make light that LED luminescence chip 101 sends be incident in the lens body 10 from the optical input surface 12 of LED street lamp lens 100, the light that is incident in the lens body 10 is gone out to penetrate by light gasing surface 11 more uniformly, thereby the light light distribution that makes LED street lamp illuminating module 200 of the present utility model go out to penetrate is even and simple in structure, thereby with low cost.
Continuation is in conjunction with shown in Figure 2, the utility model LED road lamp 300 comprises radiating shell 301 and power supply input module (not shown), wherein, this LED road lamp 300 also comprises at least one LED street lamp illuminating module 200, described LED street lamp illuminating module 200 is installed on the described radiating shell 300, and the LED luminescence chip 101 of described LED street lamp illuminating module 200 electrically connects with the output of described power supply input module, the input of described power supply input module is used for electrically connecting with extraneous power supply, provides electric energy thereby extraneous power supply can be LED luminescence chip 101; The quantity of the LED street lamp illuminating module 200 that the utility model LED road lamp 300 is included, those of ordinary skills are according to actual conditions and environment needs, need not any performing creative labour can select, therefore be not described in detail at this, particularly, among the embodiment as shown in Figure 2, LED road lamp 300 comprises two LED street lamp illuminating module 200.Below continue in conjunction with the utility model LED of Fig. 3-Fig. 5 street lamp lens 100 and have the LED street lamp illuminating module 200 of this LED street lamp lens 100 and the concrete structure of LED road lamp 300 is elaborated:
The preferably, as shown in Figure 3 and Figure 4, the utility model LED street lamp lens 100 and have the LED street lamp illuminating module 200 of this LED street lamp lens 100 and the described smooth output unit 11a of LED road lamp 300 is the bezier surface structure, by being arranged, light output unit 11a is the bezier surface structure, can be according to the standard requirement of street lamp application environment, conveniently light gasing surface 11 is met the change of standard requirement, simple in structure and be widely used, make light distribution more even simultaneously; Particularly, described smooth output unit 11a is the bezier surface structure structure of symmetry, and described smooth output unit 11a self is symmetrical structure, after making that light passes through the 11a outgoing of light output unit, light distribution is more even, and simple in structurely is easy to make and produces in batches, reduces cost greatly.
The preferably, as shown in Figure 3-Figure 5, the utility model LED street lamp lens 100 and have the LED street lamp illuminating module 200 of this LED street lamp lens 100 and the optical input surface 12 of LED road lamp 300 is the bezier surface structure, by being arranged, optical input surface 12 is the bezier surface structure, can be according to the standard requirement of street lamp application environment, conveniently optical input surface 12 is met the change of standard requirement, simple in structure and be widely used, and make street lamp meet the standard requirement of road, make light distribution more even simultaneously; More specifically, 12 designs of described optical input surface are unsymmetric structure, make that light is penetrated by this optical input surface 12 and from light gasing surface 11 after, light distribution is more even, and simple in structure being easy to make and produce in batches, reduces cost greatly.
Preferably, as in conjunction with Fig. 3-shown in Figure 4, the utility model LED street lamp lens 100 and have the LED street lamp illuminating module 200 of this LED street lamp lens 100 and two described smooth output unit 11a of LED road lamp 300 between curved connection, carry out transition by the arc connection between the two described smooth output unit 11a, make that haveing suffered light gasing surface 11 is curved-surface structure, is beneficial to the even distribution of light intensity more.
The preferably, as shown in Figure 3 and Figure 4, the utility model LED street lamp lens 100 and have the LED street lamp illuminating module 200 of this LED street lamp lens 100 and the center of optical input surface 12 and being centered close on the same vertical curve of light gasing surface 11 of LED road lamp 300, because the center of optical input surface 12 and being centered close on the same vertical curve of light gasing surface 11, and described optical input surface 12 is over against described light gasing surface 11, make optical input surface 12 orthographic projections in the middle section of light gasing surface 11, and then make more even by light gasing surface 11 ejaculations of light that the LED luminescence chip 101 corresponding with optical input surface 12 send.
The preferably, as shown in Figures 1 and 2, the utility model LED street lamp lens 100 and have the LED street lamp illuminating module 200 of this LED street lamp lens 100 and the circumferential perimeter of the lens body 10 of LED road lamp 300 outwards is horizontal-extending and forms installation portion 13, offer installing hole 13a on the described installation portion 13, install and fix more efficient and conveniently by the lens body 10 of described installing hole 13a, and make lens body 10 fixing more solid and reliable; Particularly, can be with lens body 10 firm being installed on the radiating shell 301 with cooperating of installing hole 13a by screw 13b.
In conjunction with Fig. 1-Fig. 5 as can be known, because the utility model LED street lamp lens 100 and have the LED street lamp illuminating module 200 of this LED street lamp lens 100 and the light gasing surface 11 of LED road lamp 300 is formed by the two symmetrically arranged light output unit 11a evaginations that are curved-surface structure, and then the protruding light gasing surface 11 in recessed both sides in the middle of forming, and the bottom indent of described lens body 10 forms optical input surface 12, by optical input surface 12 and the light gasing surface 11 of said structure, can make the light light distribution that goes out to penetrate by light gasing surface 11 even; And only by adjusting the concave inward structure of optical input surface 12, the LED street lamp illuminating module 200 that can make the utility model LED street lamp lens 100 and have this LED street lamp lens 100 and LED road lamp 300 can satisfy the demand of different street lamp standards, and be simple in structure, be widely used and with low cost.
The utility model LED street lamp lens 100 and have LED street lamp illuminating module 200 and the LED road lamp 300 of this LED street lamp lens 100, the structure of the related luminescence component with LED luminescence chip 101, radiating shell 301 and power supply input module and operation principle are well known to those of ordinary skill in the art, no longer do detailed description at this.
Above disclosed only is preferred embodiments of the present utility model, can not limit the interest field of the utility model certainly with this, and therefore the equivalent variations of doing according to the utility model claim still belongs to the scope that the utility model is contained.
Claims (10)
1. LED street lamp lens, be applicable to and cover in outside the LED luminescence chip, it is characterized in that: described LED street lamp lens comprises the lens body of printing opacity, the top evagination formation two of described lens body is the light output unit of symmetrically arranged curved-surface structure, the protruding light gasing surface in recessed both sides in the middle of two described smooth output units are connected to form, the bottom indent of described lens body forms optical input surface, described optical input surface is over against described light gasing surface, and described optical input surface is towards the light-emitting area of described LED luminescence chip and corresponding with described light-emitting area.
2. LED street lamp lens as claimed in claim 1, it is characterized in that: described smooth output unit is the bezier surface structure.
3. LED street lamp lens as claimed in claim 2, it is characterized in that: described smooth output unit is symmetrical structure.
4. LED street lamp lens as claimed in claim 1, it is characterized in that: described optical input surface is the bezier surface structure.
5. LED street lamp lens as claimed in claim 4, it is characterized in that: described optical input surface is unsymmetric structure.
6. LED street lamp lens as claimed in claim 1 is characterized in that: curved connection between the two described smooth output units.
7. LED street lamp lens as claimed in claim 1 is characterized in that: being centered close on the same vertical curve of the center of described optical input surface and described light gasing surface.
8. LED street lamp lens as claimed in claim 1, it is characterized in that: the circumferential perimeter of described lens body outwards is horizontal-extending and forms installation portion, offers installing hole on the described installation portion.
9. LED street lamp illuminating module, comprise the luminescence component with LED luminescence chip, it is characterized in that: described LED street lamp illuminating module also comprises at least one as each described LED street lamp lens among the claim 1-8, and described LED street lamp lens correspondence covers in outside the described LED luminescence chip.
10. LED road lamp, comprise radiating shell and power supply input module, it is characterized in that: described LED road lamp also comprises at least one LED street lamp illuminating module as claimed in claim 9, described LED street lamp illuminating module is installed on the described radiating shell, and the output of the LED luminescence chip of described LED street lamp illuminating module and described power supply input module electrically connects, and the input of described power supply input module is used for electrically connecting with extraneous power supply.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320223802XU CN203231241U (en) | 2013-04-27 | 2013-04-27 | LED street lamp lens, light-emitting module with lens and lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201320223802XU CN203231241U (en) | 2013-04-27 | 2013-04-27 | LED street lamp lens, light-emitting module with lens and lamp |
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| Publication Number | Publication Date |
|---|---|
| CN203231241U true CN203231241U (en) | 2013-10-09 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201320223802XU Expired - Fee Related CN203231241U (en) | 2013-04-27 | 2013-04-27 | LED street lamp lens, light-emitting module with lens and lamp |
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| CN (1) | CN203231241U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105588010A (en) * | 2014-11-07 | 2016-05-18 | Lg伊诺特有限公司 | Light emitting module, backlight unit including the module, and display apparatus including the unit |
| CN106813148A (en) * | 2015-11-27 | 2017-06-09 | 上海润尚光电科技有限公司 | A kind of shot-light with effectively luminous energy high |
-
2013
- 2013-04-27 CN CN201320223802XU patent/CN203231241U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105588010A (en) * | 2014-11-07 | 2016-05-18 | Lg伊诺特有限公司 | Light emitting module, backlight unit including the module, and display apparatus including the unit |
| CN106813148A (en) * | 2015-11-27 | 2017-06-09 | 上海润尚光电科技有限公司 | A kind of shot-light with effectively luminous energy high |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: GUANGDONG LANGNENG ELECTRICAL APPLIANCE CO., LTD. Free format text: FORMER OWNER: HONEYWELL LONON ELECTRIC APPLIANCE SYSTEM TECHNOLOGY GUANGDONG CO., LTD. Effective date: 20141113 |
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| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20141113 Address after: 7, No. 45, No. 8, No. 528415 and No. 9, industrial road, Xiaolan Town, Guangdong, Zhongshan Patentee after: Guangdong Langneng Electrical Appliance Co., Ltd. Address before: 528415 No. 45, industrial road, Xiaolan Town, Guangdong, Zhongshan Patentee before: Honeywell Lonon Electric Appliance System Technology Guangdong Co., Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20131009 Termination date: 20180427 |
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| CF01 | Termination of patent right due to non-payment of annual fee |