CN204534204U - LED lens and use the light fixture of these LED lens - Google Patents
LED lens and use the light fixture of these LED lens Download PDFInfo
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- CN204534204U CN204534204U CN201520126945.8U CN201520126945U CN204534204U CN 204534204 U CN204534204 U CN 204534204U CN 201520126945 U CN201520126945 U CN 201520126945U CN 204534204 U CN204534204 U CN 204534204U
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Abstract
LED lens that the utility model provides a kind of height lower and use the light fixture of these LED lens.These LED lens comprise lenticular body, the bottom surface of this lenticular body is incidence surface, the end face of this lenticular body is exiting surface, the sidewall of this lenticular body is reflecting surface, this incidence surface is provided with the first guide-lighting groove and the second guide-lighting groove, this first guide-lighting groove comprises the first side wall and the first roof, this second guide-lighting groove is arranged on this first roof, this second guide-lighting groove is just arranged this LED light source, this second guide-lighting groove comprises the second sidewall and the second roof, and this reflecting surface is used for being reflected towards this exiting surface by the light penetrated and most of light being penetrated from this exiting surface.LED lens described in the utility model and use the light fixture tool of these LED lens to have the following advantages: lens ensemble height is lower, save material.
Description
Technical field
The utility model relates to lighting field, particularly a kind of LED lens and use the light fixture of these lens.
Background technology
At present, there are some low-angle shot-light lens on the market, this kind of lens can converge LED light source and send the light distributed close to 120 degree, realize 30-45 degree low-angle luminous.Such as authorized announcement date is on August 15th, 2012, the patent No. be 201120555178.4 Chinese utility model patent disclose the high efficiency collector lens of a kind of low-angle.This collector lens has offered a single groove at incidence surface, and in order to make light distribution angle reach requirement, it is higher that the height of these lens must do, to reflect, to converge light comprehensively.Because lens height is higher, must waste of material be caused, and affect coordinating of final light fixture and other structural member.
Summary of the invention
In view of this, the LED lens providing a kind of height lower and the light fixture using these LED lens is necessary.
A kind of LED lens, these LED lens are arranged on the top of a LED light source, the light that these LED lens send for converging this LED light source, comprise lenticular body, the bottom surface of this lenticular body is incidence surface, the end face of this lenticular body is exiting surface, the sidewall of this lenticular body is reflecting surface, this incidence surface is provided with the first guide-lighting groove and the second guide-lighting groove, this first guide-lighting groove is just arranged this LED light source, this first guide-lighting groove comprises the first side wall and the first roof, the light departing from this LED light source axis that this LED light source sends by this first side wall reflects towards this reflecting surface, this second guide-lighting groove is arranged on this first roof, this second guide-lighting groove is just arranged this LED light source, this second guide-lighting groove comprises the second sidewall and the second roof, the light near this LED light source axis that this second sidewall is used for this LED light source to send reflects towards this reflecting surface, the light that this second roof is used near the axis that sent by this LED light source reflects towards this exiting surface, this reflecting surface is used for being reflected towards this exiting surface by the light penetrated and most of light being penetrated from this exiting surface.
A kind of light fixture, comprise this LED lens, LED light source plate and body, these LED lens are arranged on the top of a LED light source, the light that these LED lens send for converging this LED light source, comprise lenticular body, the bottom surface of this lenticular body is incidence surface, the end face of this lenticular body is exiting surface, the sidewall of this lenticular body is reflecting surface, this incidence surface is provided with the first guide-lighting groove and the second guide-lighting groove, this first guide-lighting groove is just arranged this LED light source, this first guide-lighting groove comprises the first side wall and the first roof, the light departing from this LED light source axis that this LED light source sends by this first side wall reflects towards this reflecting surface, this second guide-lighting groove is arranged on this first roof, this second guide-lighting groove is just arranged this LED light source, this second guide-lighting groove comprises the second sidewall and the second roof, the light near this LED light source axis that this second sidewall is used for this LED light source to send reflects towards this reflecting surface, the light that this second roof is used near the axis that sent by this LED light source reflects towards this exiting surface, this reflecting surface is used for being reflected towards this exiting surface by the light penetrated and most of light being penetrated from this exiting surface, this LED light source plate is provided with LED light source, this LED lens separation is arranged on directly over this LED light source.
Compared with prior art, these LED lens are provided with the second guide-lighting groove at incidence surface, the light near this LED light source axis that LED light source sends by the second sidewall of this second guide-lighting groove reflects towards the sidewall of lenticular body, the sidewall of this lenticular body reflect penetrating the light that comes towards this exiting surface as reflecting surface and most of light is penetrated from this exiting surface, thus reflecting surface need not be increased obtain by increasing lenticular body size the beneficial effect of low-angle bright dipping and raising optical efficiency.Therefore LED lens described in the utility model and use the light fixture tool of these LED lens to have the following advantages: lens ensemble height is lower, save material.
Accompanying drawing explanation
Fig. 1 is the cross-sectional view of the LED lens of the utility model first embodiment.
Fig. 2 is the structural representation of the light fixture of the utility model first embodiment.
Fig. 3 is the decomposition texture schematic diagram of the light fixture of the utility model first embodiment.
Fig. 4 is the cross-sectional view of the LED lens of the utility model second embodiment.
Fig. 5 is the structural representation of the light fixture of the utility model second embodiment.
Fig. 6 is the decomposition texture schematic diagram of the light fixture of the utility model second embodiment.
Fig. 7 is the structural representation of the array lens of the utility model second embodiment.
Reference numeral in figure:
Lenticular body 10a LED light source plate 40
First guide-lighting groove 11a body 50
First roof 111a lenticular body 10b
The guide-lighting groove 12b of the first side wall 112a second
Second guide-lighting groove 12a second roof 121b
Second roof 121a exiting surface 14b
Second sidewall 122a LED light source 20b
Reflecting surface 13a light fixture 200
Exiting surface 14a lamp cover 60
LED light source 20a LED light source plate 70
Light fixture 100 radiating piece 80
Lampshade 30
Detailed description of the invention
Below in conjunction with accompanying drawing and detailed description of the invention, the utility model is described in further detail.
Embodiment 1
Refer to Fig. 1 to Fig. 3, the LED lens of the utility model first embodiment, comprise lenticular body 10a and LED light source 20a.This lenticular body 10a is inverted round stage structure, and the bottom surface of this lenticular body 10a is incidence surface, and the end face of this lenticular body 10a is the sidewall of exiting surface 14a, this lenticular body 10a is reflecting surface 13a, and this incidence surface is provided with the first guide-lighting groove 11a and the second guide-lighting groove 12a.This first guide-lighting groove 11a is just arranged this LED light source 20a, and this first guide-lighting groove 11a is up-small and down-big truncated cone-shaped structure.This first guide-lighting groove 11a comprises the first side wall 112a and the first roof 111a, and the light departing from this LED light source 20a axis that this LED light source 20a sends by this first side wall 112a reflects towards this reflecting surface 13a.This second guide-lighting groove 12a is arranged on this first roof 111a, and this second guide-lighting groove 12a is just arranged this LED light source 20a.This second guide-lighting groove 12a is arranged on the middle part of this first roof 111a and the size of this second guide-lighting groove 12a is less than this first roof 111a.This second guide-lighting groove 12a comprises the second sidewall 122a and the second roof 121a, the light near this LED light source 20a axis that this second sidewall 122a is used for this LED light source 20a to send reflects towards this reflecting surface 13a, the light that this second roof 121a is used near the axis that sent by this LED light source 20a reflect towards this exiting surface 14a, and this reflecting surface 13a is used for being reflected towards this exiting surface 14a by the light penetrated and most of light being penetrated from this exiting surface 14a.
This first roof 111a, the second roof 121a are provided with spider web face, and reflecting surface 13a is provided with check face, all for mixed light, can improve optical quality preferably.
The exiting surface 14a of this lenticular body 10a is plane, be in a ratio of reach same optical effect and exiting surface 14a slot lens, more not easily dirty.
In sum, these LED lens are provided with the second guide-lighting groove 12a at incidence surface, the light near this LED light source 20a axis that LED light source 20a sends by the second sidewall 122a of this second guide-lighting groove 12a reflects towards the sidewall of lenticular body 10a, the sidewall of this lenticular body 10a reflect penetrating the light that comes towards this exiting surface 14a as reflecting surface 13a and most of light penetrate from this exiting surface 14a, thus reflecting surface 13a increase need not be made to obtain the beneficial effect of low-angle bright dipping and raising optical efficiency by increasing lenticular body 10a size.Therefore LED lens described in the utility model and use the light fixture tool of these LED lens to have the following advantages: lens ensemble height is lower, save material.This first guide-lighting groove 11a is up-small and down-big truncated cone-shaped structure, and the light departing from this LED light source 20a axis that this LED light source 20a can be sent more effectively reflects towards this reflecting surface 13a.
Use the light fixture 100 of above-mentioned LED lens, comprise lampshade 30, lenticular body 10a, LED light source plate 40 and body 50, this LED light source plate 40 is provided with LED light source 20a, and this lenticular body 10a is disposed on directly over this LED light source 20a.
This light fixture 100, owing to have employed this lenticular body 10a, effectively can reduce whole height, saves material cost.
Embodiment 2
Refer to Fig. 4 to Fig. 6, the LED lens of the utility model second embodiment, comprise lenticular body 10b.The difference of this lenticular body 10b and above-mentioned first embodiment is, the second roof 121b of the second guide-lighting groove 12b of this lenticular body 10b protrudes out formation cambered surface along the direction towards this LED light source 20b.Second roof 121b can coordinate with this exiting surface 14b and forms single convex lens, converges the light sent from LED light source 20b, makes the lighting angle of whole lens less.
Use the light fixture 200 of these LED lens, comprise lampshade, these LED lens, LED light source 20b and body, these LED lens comprise multiple LED light source 20b, this body comprises radiating piece 80 and LED light source plate 70, described LED light source 20b is disposed on this LED light source plate 70, also comprise lamp cover 60, on this lamp cover 60, corresponding each LED light source 20b is provided with these LED lens respectively.
In sum, LED lens described in the utility model and use the light fixture tool of these LED lens to have the following advantages: light distribution angle is less, and lens ensemble size is less, and not easily dirty, optical efficiency is high.
Claims (9)
1. LED lens, these LED lens are arranged on the top of a LED light source, the light that these LED lens send for converging this LED light source, comprise lenticular body, the bottom surface of this lenticular body is incidence surface, the end face of this lenticular body is exiting surface, the sidewall of this lenticular body is reflecting surface, it is characterized in that: this incidence surface is provided with the first guide-lighting groove and the second guide-lighting groove, this first guide-lighting groove is just arranged this LED light source, this first guide-lighting groove comprises the first side wall and the first roof, the light departing from this LED light source axis that this LED light source sends by this first side wall reflects towards this reflecting surface, this second guide-lighting groove is arranged on this first roof, this second guide-lighting groove is just arranged this LED light source, this second guide-lighting groove comprises the second sidewall and the second roof, the light near this LED light source axis that this second sidewall is used for this LED light source to send reflects towards this reflecting surface, the light that this second roof is used near the axis that sent by this LED light source reflects towards this exiting surface, this reflecting surface is used for being reflected towards this exiting surface by the light penetrated and most of light being penetrated from this exiting surface.
2. LED lens according to claim 1, is characterized in that: this first roof or this second roof are the globoidal structure protruded out towards this LED light source.
3. LED lens according to claim 2, is characterized in that: this first roof or the second roof are provided with spider web face.
4. LED lens according to claim 1, is characterized in that: this first guide-lighting groove is up-small and down-big truncated cone-shaped structure.
5. LED lens according to claim 1, is characterized in that: this second guide-lighting groove is arranged on the middle part of this first roof and the size of this second guide-lighting groove is less than this first roof.
6. LED lens according to claim 5, is characterized in that: this first guide-lighting groove is up-small and down-big truncated cone-shaped structure.
7. LED lens according to claim 1, is characterized in that: this lenticular body is inverted round stage structure, and this exiting surface is plane.
8. a light fixture, comprises lens, LED light source plate and body, it is characterized in that: the LED lens of these lens according to any one of claim 1 to 7, and this LED light source plate is provided with LED light source, and this LED lens separation is arranged on directly over this LED light source.
9. light fixture according to claim 8, is characterized in that: comprise multiple LED light source, and described LED light source is disposed on this body, also comprises lamp cover, and on this lamp cover, corresponding each LED light source is provided with these LED lens respectively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520126945.8U CN204534204U (en) | 2015-03-05 | 2015-03-05 | LED lens and use the light fixture of these LED lens |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520126945.8U CN204534204U (en) | 2015-03-05 | 2015-03-05 | LED lens and use the light fixture of these LED lens |
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| Publication Number | Publication Date |
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| CN204534204U true CN204534204U (en) | 2015-08-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201520126945.8U Active CN204534204U (en) | 2015-03-05 | 2015-03-05 | LED lens and use the light fixture of these LED lens |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105020607A (en) * | 2015-03-05 | 2015-11-04 | 立达信绿色照明股份有限公司 | LED lens and lamp using LED lens |
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2015
- 2015-03-05 CN CN201520126945.8U patent/CN204534204U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105020607A (en) * | 2015-03-05 | 2015-11-04 | 立达信绿色照明股份有限公司 | LED lens and lamp using LED lens |
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| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20170217 Address after: 629000 Suining City Economic Development Zone, Microelectronics Industrial Park, Sichuan Patentee after: Sichuan Kay Lighting Co. Ltd. Address before: 363999 Xingda Road, Fujian city of Zhangzhou province Changtai Xingtai County Development Zone Patentee before: Leedarson Green Lighting Co., Ltd. |