CN204300744U - A kind of Uniform Illumination light fixture - Google Patents
A kind of Uniform Illumination light fixture Download PDFInfo
- Publication number
- CN204300744U CN204300744U CN201420697001.1U CN201420697001U CN204300744U CN 204300744 U CN204300744 U CN 204300744U CN 201420697001 U CN201420697001 U CN 201420697001U CN 204300744 U CN204300744 U CN 204300744U
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- Prior art keywords
- illumination
- led lamp
- district
- lamp bead
- light fixture
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Abstract
The utility model discloses a kind of Uniform Illumination light fixture, relate to field of light fittings, solve the technical problem of LED lamp tube uneven illumination in prior art, Uniform Illumination light fixture of the present utility model comprises fluorescent tube, fluorescent tube comprises lamp plate and is arranged on the some LED lamp pearls on lamp plate, LED lamp bead is intervally arranged along the length direction of lamp plate is uniform, lamp plate is at least divided into the Tip illumination district at intermediate illumination district and two ends along its length, and the luminous flux of the LED lamp bead in intermediate illumination district is less than the luminous flux of the LED lamp bead in Tip illumination district.The utility model is used in LED lamp tube.
Description
[technical field]
The utility model relates to a kind of Uniform Illumination light fixture, belongs to field of light fittings.
[background technology]
Semiconductor light-emitting-diode is a kind of can be the semiconductor of visible ray by electric energy conversion, it changes the principle of the luminescence of incandescent lamp tungsten filament and the luminescence of electricity-saving lamp tricolor powder, and adopting electroluminescence, the advantage of LED clearly, has that the life-span is long, light efficiency is high, radiationless with advantages such as low-power consumption.LED has started to be widely used in the fields such as outdoor lighting, view brightening, agricultural illumination.Realize for LED lamp tube measure that Uniform Illumination takes in prior art to be generally and to improve light structure, specifically comprise the improvement of the following aspects: one, the material with light diffusion property is set on lampshade, when light beam improves the uniformity through this lampshade by scattering, mixed light; Two, improve cover surface structure and make the light beam of different directions, different luminous power by inciding illumination receiving plane after luminous intensity distribution, evenly realize uniform illumination by the illumination iteration of illumination receiving plane; Three, the distance optimized light source and have between scattering function lampshade, make light beam be incident to diffraction lamp shade before first mixed light, further improve uniform illumination degree.
The improvement of above-mentioned several aspect all relates to the improvement of lampshade structure, but lampshade is generally draw piece or die casting, and the complexity of the lampshade structure of raising will directly cause the rising of cost of manufacture; And change cover surface structure will increase the loss of luminous energy through the approach such as scattering or absorption.
Authorization Notice No. be the Chinese utility model patent of CN202647278U (application number is 201220230987.2) disclose a kind of can the LED lamp of uniformly light-emitting, it includes: a fluorescent tube and a circuit board, this circuit board is installed with this fluorescent tube inner, and this circuit board is laid with a plurality of LED bulb, and this LED bulb and this circuit board are electrically connected, the shape of this LED bulb is rectangle and equidistantly oblique arrangement is arranged.For adopting in prior art, LED bulb is arranged in parallel exists the problem that light is uneven, there is dark space, this technical scheme is by arranging equidistant for rectangle LED bulb oblique arrangement, produce mutually to add between light when making luminescence and take advantage of, thus making overall LED lamp uniformly light-emitting, illumination effect is better and more attractive in appearance.Although arrange to a certain degree to attend class by the equidistant oblique arrangement of rectangle LED bulb and improve the uniformity of illumination, its effect is still not ideal enough, and oblique arrangement, and cause making processing loaded down with trivial details, cost is high.
[summary of the invention]
The technical problem that the utility model solves is to provide a kind of Uniform Illumination light fixture, and structure is simple, uniform illumination.
For solving the problems of the technologies described above, the utility model adopts following technical scheme:
A kind of Uniform Illumination light fixture, comprise fluorescent tube, described fluorescent tube comprises lamp plate and is arranged on the some LED lamp pearls on described lamp plate, described LED lamp bead is intervally arranged along the length direction of lamp plate is uniform, described lamp plate is at least divided into the Tip illumination district at intermediate illumination district and two ends along its length, and the luminous flux of the LED lamp bead in described intermediate illumination district is less than the luminous flux of the LED lamp bead in Tip illumination district.
Further, the luminous flux of the LED lamp bead in described intermediate illumination district is 2:5 with the ratio of the luminous flux of the LED lamp bead in described Tip illumination district.
Further, the general power of the LED lamp bead in described intermediate illumination district is 1:1.61 ± 10% with the ratio of the general power of the LED lamp bead in described Tip illumination district.
Further, be provided with excess illumination district between described intermediate illumination district and Tip illumination district, the ratio of the general power of the general power of the LED lamp bead of described intermediate illumination, the general power of the LED lamp bead of excess illumination and the LED lamp bead of Tip illumination is 1:1:2.13 ± 10%.
Further, described Uniform Illumination light fixture comprises at least two described fluorescent tubes be arranged side by side.
Further, the length of described fluorescent tube is 1200 ± 10mm, and the spacing between adjacent described fluorescent tube is 290 ± 5mm, the distance of illumination receiving plane and described fluorescent tube is 300 ± 10mm.
The beneficial effects of the utility model:
Uniform Illumination light fixture of the present utility model, below general fluorescent tube in rectangle receiving plane, the illumination of the corner at two ends, rectangle length direction can be starkly lower than the illumination of zone line, in order to realize the higher uniform illumination degree of illumination receiving plane, so need the intensity of illumination adjusting lamp tube ends in light source bright dipping, the intensity of illumination of lamp tube ends is made to be greater than the middle intensity of illumination of fluorescent tube, thus realize the uniform illumination of illumination receiving plane, therefore, in the utility model, lamp plate is at least divided into the Tip illumination district at intermediate illumination district and two ends along its length, the luminous flux of the LED lamp bead in intermediate illumination district is less than the luminous flux of the LED lamp bead in Tip illumination district.In this programme, distributed in the zones of different of same fluorescent tube two kinds of particles that luminous flux do not wait, namely lay the larger light-emitting particles of power at the two ends of fluorescent tube, lay lower-powered light-emitting particles at the zone line of fluorescent tube, thus effectively realize the even of illumination.
These features of the present utility model and advantage will detailed description of the invention below, exposure detailed in accompanying drawing.
[accompanying drawing explanation]
Below in conjunction with accompanying drawing, the utility model is described further:
Fig. 1 is overall structure schematic diagram of the present utility model;
Fig. 2 is partial structurtes schematic diagram of the present utility model;
Fig. 3 is the distribution schematic diagram of power by fluorescent tube length direction of the new middle LED lamp bead of this practicality.
[detailed description of the invention]
With reference to figure 1, Fig. 2 and Fig. 3, the utility model provides a kind of Uniform Illumination light fixture, comprise fluorescent tube 1, some LED lamp pearls 2 that fluorescent tube 1 comprises lamp plate 3 and is arranged on lamp plate 3, the LED lamp bead 2 of uniform intervals arrangement along its length on lamp plate 3, and lamp plate is at least divided into the Tip illumination district at intermediate illumination district and two ends along its length, the luminous flux of the LED lamp bead 22 in intermediate illumination district is less than the luminous flux of the LED lamp bead 21 in Tip illumination district, strengthen the luminous flux of lamp tube ends, thus realize the even of illumination.Luminous flux except the LED lamp bead making intermediate illumination district is less than except the luminous flux of the LED lamp bead in Tip illumination district, the intensity of illumination at two ends can also be strengthened by the mode increasing LED lamp bead quantity in intermediate illumination district, but which causes: when arranging the connecting hole of mounted LED lamp bulb on lamp plate, the arrangement of connecting hole is not spaced set, therefore the processing trouble of lamp plate, manufacturing processing cost increases; And the still also original equally evenly spaced LED lamp bead that arranges on lamp plate in the utility model, just on different parts, the luminous flux of LED lamp bead is different, and therefore structure is simple.
Concrete, the luminous flux of the LED lamp bead 22 in intermediate illumination district is 2:5 with the ratio of the luminous flux of the LED lamp bead 21 in Tip illumination district.Luminous flux refers to the sentient radiant power of human eye, and it to equal in the unit interval emittance of a certain wave band and the relative of this wave band depending on seeing the product of rate.The value of the power gained that the luminous flux that light source sends consumes divided by light source is light efficiency, and such as: when light efficiency is identical, the power adopting the LED lamp bead in intermediate illumination district is 0.2W, and the power of the LED lamp bead in Tip illumination district is 0.5W.
And Uniform Illumination light fixture comprises at least two fluorescent tubes be arranged side by side 1.Two fluorescent tubes can form the most basic system unit.
The length of the fluorescent tube 1 of preferred calculating is 1200 ± 10mm, and the spacing between adjacent fluorescent tube 1 is 290 ± 5mm, illumination receiving plane 4 is 300 ± 10mm with the distance of fluorescent tube 1.
The technical scheme of accompanying drawing to the utility model embodiment below in conjunction with the utility model embodiment is explained and illustrated, but following embodiment is only preferred embodiment of the present utility model, and not all.Based on the embodiment in embodiment, those skilled in the art under the prerequisite not making creative work obtain other embodiment, all belong to protection domain of the present utility model.
Embodiment one:
A kind of Uniform Illumination light fixture, comprise fluorescent tube, fluorescent tube comprises lamp plate and is arranged on the some LED lamp pearls on lamp plate, LED lamp bead is intervally arranged along the length direction of lamp plate is uniform, fluorescent tube is divided into three parts along its length, middle part is intermediate illumination district, the part at two ends is Tip illumination district, by the power of each LED lamp bead in adjustment Tip illumination district, realizing the general power of the LED lamp bead in intermediate illumination district with the ratio of the general power of the LED lamp bead in Tip illumination district is 1:1.61 ± 10%, general power is multiplied by after light efficiency converts luminous flux to, the ratio of the luminous flux of the LED lamp bead in intermediate illumination district and the luminous flux of the LED lamp bead in Tip illumination district is close to 2:5, the illumination of the LED lamp bead in Tip illumination district is strong, thus realize the higher uniform illumination degree of illumination receiving plane.
Embodiment two:
A kind of Uniform Illumination light fixture, comprise fluorescent tube, fluorescent tube comprises lamp plate and is arranged on the some LED lamp pearls on lamp plate, LED lamp bead is intervally arranged along the length direction of lamp plate is uniform, fluorescent tube is divided into five parts along its length, middle part is intermediate illumination district, the part at two ends is Tip illumination district, it is excess illumination district between intermediate illumination district and Tip illumination district, by the power of each LED lamp bead in adjustment Tip illumination district, realize the general power of the LED lamp bead of intermediate illumination, the ratio of the general power of the general power of the LED lamp bead of excess illumination and the LED lamp bead of Tip illumination is 1:1:2.13 ± 10%, fluorescent tube is subdivided into less each several part by the present embodiment, the quantity of the LED lamp bead therefore comprised in this part is few, thus the convenient general power adjusting each LED lamp bead in Tip illumination district.
By above-described embodiment, the purpose of this utility model is reached by fully effective.The personage being familiar with this technology should be understood that the content that the utility model includes but not limited to accompanying drawing and describes in detailed description of the invention above.Any amendment not departing from function and structure principle of the present utility model all will comprise within the scope of the appended claims.
Claims (6)
1. a Uniform Illumination light fixture, comprise fluorescent tube, described fluorescent tube comprises lamp plate and is arranged on the some LED lamp pearls on described lamp plate, it is characterized in that: described LED lamp bead is intervally arranged along the length direction of lamp plate is uniform, described lamp plate is at least divided into the Tip illumination district at intermediate illumination district and two ends along its length, and the luminous flux of the LED lamp bead in described intermediate illumination district is less than the luminous flux of the LED lamp bead in Tip illumination district.
2. a kind of Uniform Illumination light fixture according to claim 1, is characterized in that: the luminous flux of the LED lamp bead in described intermediate illumination district is 2:5 with the ratio of the luminous flux of the LED lamp bead in described Tip illumination district.
3. a kind of Uniform Illumination light fixture according to claim 1 and 2, is characterized in that: the general power of the LED lamp bead in described intermediate illumination district is 1:1.61 ± 10% with the ratio of the general power of the LED lamp bead in described Tip illumination district.
4. a kind of Uniform Illumination light fixture according to claim 1 and 2, it is characterized in that: be provided with excess illumination district between described intermediate illumination district and Tip illumination district, the ratio of the general power of the general power of the LED lamp bead of described intermediate illumination, the general power of the LED lamp bead of excess illumination and the LED lamp bead of Tip illumination is 1:1:2.13 ± 10%.
5. according to a kind of Uniform Illumination light fixture in claim 1 or 2 described in any one, it is characterized in that: described Uniform Illumination light fixture comprises at least two described fluorescent tubes be arranged side by side.
6. a kind of Uniform Illumination light fixture according to claim 5, is characterized in that: the length of described fluorescent tube is 1200 ± 10mm, and the spacing between adjacent described fluorescent tube is 290 ± 5mm, the distance of illumination receiving plane and described fluorescent tube is 300 ± 10mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420697001.1U CN204300744U (en) | 2014-11-19 | 2014-11-19 | A kind of Uniform Illumination light fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420697001.1U CN204300744U (en) | 2014-11-19 | 2014-11-19 | A kind of Uniform Illumination light fixture |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204300744U true CN204300744U (en) | 2015-04-29 |
Family
ID=53106279
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420697001.1U Expired - Fee Related CN204300744U (en) | 2014-11-19 | 2014-11-19 | A kind of Uniform Illumination light fixture |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204300744U (en) |
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110314857A (en) * | 2019-05-08 | 2019-10-11 | 合肥泰禾光电科技股份有限公司 | Color sorting lamp and color selector |
| CN112130240A (en) * | 2019-06-25 | 2020-12-25 | 合肥泰禾光电科技股份有限公司 | Uniform lighting method for infrared main lamp |
| CN112533315A (en) * | 2020-12-15 | 2021-03-19 | 合肥泰禾智能科技集团股份有限公司 | Light bar control method and device, color selector and computer readable storage medium |
-
2014
- 2014-11-19 CN CN201420697001.1U patent/CN204300744U/en not_active Expired - Fee Related
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110314857A (en) * | 2019-05-08 | 2019-10-11 | 合肥泰禾光电科技股份有限公司 | Color sorting lamp and color selector |
| CN112130240A (en) * | 2019-06-25 | 2020-12-25 | 合肥泰禾光电科技股份有限公司 | Uniform lighting method for infrared main lamp |
| CN112130240B (en) * | 2019-06-25 | 2022-09-13 | 合肥泰禾智能科技集团股份有限公司 | Uniform lighting method for infrared main lamp |
| CN112533315A (en) * | 2020-12-15 | 2021-03-19 | 合肥泰禾智能科技集团股份有限公司 | Light bar control method and device, color selector and computer readable storage medium |
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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: 20150429 Termination date: 20211119 |