CN202165893U - LED (light-emitting diode) lamp tube with improved lighting effect - Google Patents
LED (light-emitting diode) lamp tube with improved lighting effect Download PDFInfo
- Publication number
- CN202165893U CN202165893U CN2011203077524U CN201120307752U CN202165893U CN 202165893 U CN202165893 U CN 202165893U CN 2011203077524 U CN2011203077524 U CN 2011203077524U CN 201120307752 U CN201120307752 U CN 201120307752U CN 202165893 U CN202165893 U CN 202165893U
- Authority
- CN
- China
- Prior art keywords
- fluorescent tube
- led
- lampshade
- lamp
- radiator
- 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 - Lifetime
Links
Images
Landscapes
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
The utility model discloses an LED (light-emitting diode) lamp tube with improved lighting effect and relates to an LED lighting lamp. The LED lamp tube is used for solving the problem of non-uniform light emission of the existing LED lamp tube, particularly for solving the problems that the non-uniform lighting is shown in either open areas or dark areas on a lampshade, the wrapping surface of a light outlet angle of an LED is smaller, and the light emitting surface of the whole lamp tube is smaller. The LED lamp tube comprises an LED lamp, a lampshade, a PCB (printed circuit board) and a heat sink, wherein the lampshade is connected with the heat sink; the edges at the two sides of the lampshade are connected with the edges at the two sides of the heat sink together; the edge of the heat sink is arranged at the outer side of the edge of the lampshade; the PCB is in contact with the heat sink; the ratio of the distance between the height lamp position of the LED lamp and the bottom part of the heat sink and the section height of the whole lamp tube is smaller than 1/2, and the height lamp position is the height position of the LED lamp in the whole section of the lamp tube. The lamp tube is mainly used for indoor lighting.
Description
Technical field
The utility model relates to a kind of LED lighting.
Background technology
The Chinese patent publication number is that CN101893178, open date are to put down in writing a kind of LED fluorescent tube in the patent document on November 24th, 2010.The lampshade and the radiator of this fluorescent tube snap together.Structure as shown in Figure 1, the outer wall of the both sides inwall of lampshade 4 and the both sides of radiator 3 snaps together through button bit.LED lamp 1 is located on the PCB 2, and PCB 2 is fixed on the heat-conducting plate 30, and heat-conducting plate 30 is the part of radiator 3, and the heat of its absorption is discharged in the surrounding environment through the arcuate part of radiator 3.
The LED lamp of this light fixture is located at the higher height and position of fluorescent tube whole height, causes radiator to seem huger than lampshade, and power supply is located in the space on the heat-conducting plate of radiator usually.The rising angle parcel face of the light fixture LED of this structure is smaller, makes the light-emitting area of whole fluorescent tube very little.And because the LED lamp is closer apart from lampshade, high any the LED lamp of brightness is parallel at lampshade on the central shaft of PCB and occurs a tangible bright band easily.Because the both sides of lampshade can produce tangible edge-lit dark space 40 in the outside of radiator both sides in the both sides of lampshade, this dark space influences the attractive in appearance of fluorescent tube very much.
Summary of the invention
The technical problem that the utility model will solve provides a kind of LED fluorescent tube that improves illuminating effect; Be used to solve the uneven problem of existing LED lamp luminescence; Particularly show either overt or covert zone on the lampshade; And the rising angle of LED parcel face is less than normal, the problem that the light-emitting area of whole fluorescent tube is less than normal.
For addressing the above problem, the utility model proposes a kind of LED fluorescent tube that improves illuminating effect, comprises LED lamp, lampshade, PCB and radiator, and lampshade is connected with radiator;
The both sides of the edge of said lampshade and the both sides of the edge of said radiator link together, and the edge of said radiator is located at the outside at the edge of said lampshade;
Said PCB contacts with said radiator, and the height lamp distance of positions discrete heat device distance from bottom of LED lamp and the ratio of whole fluorescent tube depth of section are less than 1/2nd, and height lamp position is LED lamp residing height and position in whole fluorescent tube cross section.
Preferably: the height lamp distance of positions discrete heat device distance from bottom of LED lamp and the ratio n of whole fluorescent tube depth of section are>n >=.
Preferably: the height lamp distance of positions discrete heat device distance from bottom of LED lamp with the ratio of whole fluorescent tube depth of section does.In this case, under the rounded situation in the cross section of fluorescent tube, be that the rising angle a of the LED lamp of angular vertex can be 240 ° with the center of circle, cross section.
Preferably: be provided with the screens of circuit board in the inboard of said lampshade.Circuit board can be fixed on the radiator through screw.
Preferably: the cross section profile of said fluorescent tube is rounded or oval.In addition, the cross sectional shape of radiator can be not limited to a circle or a circular part, and the cross sectional shape of radiator can be square, triangle or other various industrial design figures, can be with attached radiator structures such as tangible heat radiating fin, tooth.
Preferably: said fluorescent tube comprises power supply, and power supply is located at the end of fluorescent tube.
Preferably: said lampshade is a LGP.
Preferably: said lampshade is transparent stripe or expands light shield.
Preferably: on said spreader surface, strip projected parts is arranged, it is wavy on the cross section of radiator.
The beneficial effect of this utility model:
The utility model moves on the position with LED lamp pearl; Increase the rising angle parcel face of LED, the light-emitting area of whole fluorescent tube is increased, reduced the bright partially possibility of lampshade kernel of section; And the both sides of radiator are located at the outside of lampshade both sides; Thereby solved the problem that the edge-lit dark space appears in the lampshade both sides, made the more even light emission of fluorescent tube, presented a kind of effect more attractive in appearance.And for after solving radiator and reducing, the problem that heat radiation is not enough, the utility model is located at power supply at the two ends of fluorescent tube.And then the problem of having avoided power supply heating and the heating of LED lamp to superpose.
Description of drawings
Fig. 1 is the prior art constructions sketch map.
Fig. 2 is the structure chart of the utility model.
Fig. 3 is the split structure chart of lamp holder.
Fig. 4 is the whole structure figure of lamp holder.
The specific embodiment
The utility model proposes a kind of LED fluorescent tube that improves illuminating effect, comprises LED lamp, lampshade, PCB and radiator, and lampshade is connected with radiator.The both sides of the edge of lampshade and the both sides of the edge of radiator link together, and the edge of radiator is located at the outside at the edge of lampshade.PCB contacts with radiator, and the height lamp distance of positions discrete heat device distance from bottom of LED lamp and the ratio of whole fluorescent tube depth of section are less than 1/2nd, and height lamp position is LED lamp residing height and position in whole fluorescent tube cross section.
The example structure of the utility model is extremely shown in Figure 4 referring to Fig. 2.This LED fluorescent tube comprises LED lamp 5, lampshade 8, PCB6 and radiator 7, and lampshade 8 is connected through button bit 78 with radiator 7.The both sides of the edge of the both sides of the edge of lampshade 8 and radiator 7 link together, and the edge of radiator 7 is located at the outside at the edge of lampshade 8.PCB6 closely contacts with the heat-conducting plate 70 of radiator 7, and the height lamp distance of positions discrete heat device distance from bottom h of LED lamp 5 and the ratio of whole fluorescent tube depth of section H are less than 1/2nd, and height lamp position is LED lamp residing height and position in whole fluorescent tube cross section.So just require to be used for realizing that Fig. 2 a angle should be greater than 180 ° wide-angle radiation response.Led light source preferentially adopts adopting surface mounted LED as light source.
The height lamp distance of positions discrete heat device distance from bottom h of LED lamp and the ratio n of whole fluorescent tube depth of section H are>n >=.
The height lamp distance of positions discrete heat device distance from bottom of LED lamp with the ratio of whole fluorescent tube depth of section does.In this case, under the rounded situation in the cross section of fluorescent tube, be that the rising angle a of the LED lamp of angular vertex can be 240 ° with the center of circle, cross section.
Be provided with the screens 80 of circuit board in the inboard of lampshade.Circuit board also can be fixed on the radiator through screw.
The cross section profile of fluorescent tube is rounded or oval.In addition, the cross sectional shape of radiator can be not limited to a circle or a circular part, and the cross sectional shape of radiator can be square, triangle or other various industrial design figures, can be with attached radiator structures such as tangible heat radiating fin, tooth.
Fluorescent tube comprises power supply 10, and power supply 10 is located at the end of fluorescent tube.Like Fig. 3 and shown in Figure 4, power supply 10 is located in fluorescent tube head 12 and the tube end covers 9, and power supply 10 is provided with baffle plate 11 at the top of fluorescent tube head 12, and the two ends of lampshade 8 and radiator 7 are inserted in the tube end covers 9, and the whole structure of fluorescent tube is as shown in Figure 4.Lampshade is preferably the LGP material, and it is that transparent stripe or expansion light shield all can.
The advantage of the utility model is following:
A) aluminium section bar radiator 7 designs with the left-hand thread of the lampshade 8 of PC section bar, has eliminated the dark side at fluorescent tube edge.
B) reduced the thickness and the weight of aluminium section bar, made the whole piece fluorescent tube lighter, reduction has been arranged on the cost.
C) LED lamp pearl is can't see in anti-dazzle design.
D) position of source is put design, and power supply is put in two of fluorescent tube, so just moves on the position with LED lamp pearl, has increased the rising angle parcel face of LED, and the light-emitting area of whole fluorescent tube is increased.
E) adopt adopting surface mounted LED as light source, longer than the plug-in unit LED life-span.
F) position of source is put design, and power supply is put in two of fluorescent tube, so just the heating of LED power supply itself is conducted out through two, is unlikely to the heating stack with LED lamp pearl, avoids the double influence to LED lamp pearl and driving.
Claims (9)
1. a LED fluorescent tube that improves illuminating effect comprises LED lamp, lampshade, PCB and radiator, and lampshade is connected with radiator, it is characterized in that:
The both sides of the edge of said lampshade and the both sides of the edge of said radiator link together, and the edge of said radiator is located at the outside at the edge of said lampshade;
Said PCB contacts with said radiator, and the height lamp distance of positions discrete heat device distance from bottom of LED lamp and the ratio of whole fluorescent tube depth of section are less than 1/2nd, and height lamp position is LED lamp residing height and position in whole fluorescent tube cross section.
2. the LED fluorescent tube that improves illuminating effect according to claim 1 is characterized in that: the height lamp distance of positions discrete heat device distance from bottom of LED lamp and the ratio n of whole fluorescent tube depth of section are>n >=.
3. the LED fluorescent tube that improves illuminating effect according to claim 1 is characterized in that: the height lamp distance of positions discrete heat device distance from bottom of LED lamp with the ratio of whole fluorescent tube depth of section does.
4. the LED fluorescent tube that improves illuminating effect according to claim 1 is characterized in that: be provided with the screens of circuit board in the inboard of said lampshade.
5. the LED fluorescent tube that improves illuminating effect according to claim 1, it is characterized in that: the cross section profile of said fluorescent tube is rounded or oval.
6. the LED fluorescent tube that improves illuminating effect according to claim 1, it is characterized in that: said fluorescent tube comprises power supply, power supply is located at the end of fluorescent tube.
7. the LED fluorescent tube that improves illuminating effect according to claim 1 is characterized in that: said lampshade is a LGP.
8. the LED fluorescent tube that improves illuminating effect according to claim 1 is characterized in that: said lampshade is transparent stripe or expands light shield.
9. the LED fluorescent tube that improves illuminating effect according to claim 1 is characterized in that: on said spreader surface, strip projected parts is arranged, it is wavy on the cross section of radiator.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203077524U CN202165893U (en) | 2011-08-23 | 2011-08-23 | LED (light-emitting diode) lamp tube with improved lighting effect |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203077524U CN202165893U (en) | 2011-08-23 | 2011-08-23 | LED (light-emitting diode) lamp tube with improved lighting effect |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202165893U true CN202165893U (en) | 2012-03-14 |
Family
ID=45801716
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203077524U Expired - Lifetime CN202165893U (en) | 2011-08-23 | 2011-08-23 | LED (light-emitting diode) lamp tube with improved lighting effect |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202165893U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103104844A (en) * | 2013-01-31 | 2013-05-15 | 佛山电器照明股份有限公司 | Light emitting diode (LED) fluorescent tube |
| WO2013152485A1 (en) * | 2012-04-11 | 2013-10-17 | Mass Technology (H.K.) Limited | Led light tube for use in fluorescent light fixture |
| CN103925507A (en) * | 2013-01-11 | 2014-07-16 | 雷师凯 | Led lamp tube device |
| CN104214626A (en) * | 2013-05-30 | 2014-12-17 | 比亚迪股份有限公司 | Lamp and vehicle with same |
-
2011
- 2011-08-23 CN CN2011203077524U patent/CN202165893U/en not_active Expired - Lifetime
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2013152485A1 (en) * | 2012-04-11 | 2013-10-17 | Mass Technology (H.K.) Limited | Led light tube for use in fluorescent light fixture |
| CN103925507A (en) * | 2013-01-11 | 2014-07-16 | 雷师凯 | Led lamp tube device |
| CN103104844A (en) * | 2013-01-31 | 2013-05-15 | 佛山电器照明股份有限公司 | Light emitting diode (LED) fluorescent tube |
| CN104214626A (en) * | 2013-05-30 | 2014-12-17 | 比亚迪股份有限公司 | Lamp and vehicle with same |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| JP6222445B2 (en) | Lighting device | |
| CN103883910A (en) | LED lamp | |
| CN202165893U (en) | LED (light-emitting diode) lamp tube with improved lighting effect | |
| JP5577209B2 (en) | Lighting device | |
| TW201331510A (en) | Planar LED lighting | |
| CN204100046U (en) | LED light projector | |
| CN202203729U (en) | Light emitting diode (LED) bulb | |
| CN202791411U (en) | Multidirectional irradiating light-emitting diode (LED) lamp tube | |
| CN101532655A (en) | Semiconductor solid illuminating lamp and illuminating method thereof | |
| CN202791522U (en) | LED (light-emitting diode) candle lamp | |
| CN202209530U (en) | High-power LED (light-emitting diode) down lamp | |
| CN201688176U (en) | LED spherical bulb lamp with good luminous effect | |
| CN203836664U (en) | LED lamp | |
| JP2012156123A (en) | Lighting device | |
| KR101327917B1 (en) | LED Light Having The Shape Of Fluorescent Tube | |
| CN202546401U (en) | Novel light emitting diode (LED) down light | |
| JP3139278U (en) | Lighting apparatus and lighting apparatus using the same | |
| CN202082698U (en) | LED lamp tube structure | |
| CN201902922U (en) | High-power LED (light-emitting diode) track spot lamp | |
| CN203571615U (en) | All-angle light-emitting candle lamp | |
| CN204592988U (en) | Stereo luminous combining structure LED lamp | |
| CN202118643U (en) | Light-emitting diode (LED) down lamp | |
| KR101282128B1 (en) | LED lamp with reflector | |
| CN201589112U (en) | Novel LED lighting lamp | |
| CN102032453A (en) | Aluminum section strip LED multipurpose lamp |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C56 | Change in the name or address of the patentee |
Owner name: CHINA ENERGY SAVING LATTICELIGHTING CO., LTD. Free format text: FORMER NAME: JIANGXI JINGHE LIGHTING CO., LTD. |
|
| CP03 | Change of name, title or address |
Address after: 330096 Nanchang hi tech Zone, Sihu, AI Bei Road, No. 689, No. Patentee after: CECEP LatticeLighting Co., Ltd. Address before: 330029, No. 699 AI Sihu Road, Nanchang hi tech Development Zone, Jiangxi, China Patentee before: Jiangxi Jinghe Lighting Co., Ltd. |
|
| CX01 | Expiry of patent term | ||
| CX01 | Expiry of patent term |
Granted publication date: 20120314 |