CN202266862U - Light-emitting diode (LED) lamp tube - Google Patents
Light-emitting diode (LED) lamp tube Download PDFInfo
- Publication number
- CN202266862U CN202266862U CN2011203291640U CN201120329164U CN202266862U CN 202266862 U CN202266862 U CN 202266862U CN 2011203291640 U CN2011203291640 U CN 2011203291640U CN 201120329164 U CN201120329164 U CN 201120329164U CN 202266862 U CN202266862 U CN 202266862U
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- Prior art keywords
- led
- support
- light source
- fluorescent tube
- led light
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- Expired - Fee Related
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Abstract
The utility model relates to a light-emitting diode (LED) lamp tube, which comprises a face cover part and an LED light source part. The face cover part comprises a face cover of a pipeline structure, a support arranged in a cavity of the face cover, two plugs arranged at two ends of the face cover and two end covers arranged at external ends of the two plugs, wherein the end covers and the plugs seal two ends of the face cover to form an enclosed cavity. The LED light source part comprises an LED light source, a printed circuit board (PCB) and a constant-current power supply, and the LED light source is fixed on the PCB and then installed on a support together with the PCB. The constant-current power supply is arranged on the lateral portion of the enclosed cavity, the face cover and the support are sleeved together, the two plugs are respectively installed together with two ends of the support, the end covers with metal insert pins and the plugs are assembled together, the PCB is closely attached onto the support, and for improving heat conduction, heat conduction materials are filled between the PCB and the support so as to enlarge the contact area, effectively reduce heat resistance and prolong service life of the LED. The LED lamp tube is compact in structure and high in light-emitting efficiency and reduces cost.
Description
Technical field
The utility model belongs to LED lighting device technical field, relates in particular to a kind of LED fluorescent tube.
Background technology
Growing along with science and technology; The lighting device technical field is constantly reformed; LED as the 4th generation light source have life-span length, energy-conserving and environment-protective, volume to urinate in many advantages such as product designs, so in the quite long period of history, will be as the main flow of lighting source.The LED fluorescent tube is used widely in developed countries such as America and Europes at present, but also has weak point:
1, higher because of its cost, be difficult to obtain large-scale popularization in developing country, environment for use also is that environment such as market or large-scale assembly hall are applied mostly at present, make the LED fluorescent tube in lighting of home, occupy main status, reducing cost becomes the most important thing;
2, the light source of LED fluorescent tube is a light emitting diode matrix, and electric energy has and is converted into heat energy more than 70%, and it is the theoretical life-span that the LED life-span reaches 100,000 hours, because of the too high life-span of its temperature reduces greatly, so the thermal management technology of LED constantly obtains paying attention to.
Summary of the invention
The purpose of the utility model is to provide a kind of LED fluorescent tube, effectively reduces thermal resistance, makes the LED longer service life, and lamp tube structure tightly beats, and cost is minimized.
The utility model is realized through following technical scheme:
A kind of LED fluorescent tube includes: mask part and led light source parts; Wherein, Said mask part includes: the face shield of pipeline configuration, be arranged on the support in the face shield inner chamber, two end caps that are positioned at two plugs at face shield two ends and are positioned at two plug outer ends, said end cap, plug are with the airtight formation enclosed cavity in the two ends of face shield; The led light source parts include: led light source, pcb board and constant-current supply, and rack-mount in the lump after said led light source is fixed on the pcb board; Constant-current supply is positioned at the sidepiece of enclosed cavity, is electrically connected with led light source.
The beneficial effect of the utility model is following:
A kind of LED fluorescent tube of the utility model is because said end cap, plug are with the airtight formation enclosed cavity in the two ends of face shield; The led light source parts include: led light source, pcb board and constant-current supply, and rack-mount in the lump after said led light source is fixed on the pcb board; Constant-current supply is positioned at the sidepiece of enclosed cavity, is electrically connected with led light source; Have structure and tightly beat, joint temperature, lower-cost advantage.
Description of drawings
Fig. 1 is the overall appearance structural representation of a kind of LED fluorescent tube of the utility model;
Fig. 2 is the part deployed configuration sketch map of a kind of LED fluorescent tube of the utility model;
Fig. 3 is the sectional structure sketch map of a kind of LED fluorescent tube of the utility model.
The specific embodiment
Ask for an interview Fig. 1 to Fig. 3, the utility model discloses a kind of LED fluorescent tube, includes: mask part and led light source parts; Wherein, Said mask part includes: the face shield 1 of pipeline configuration, be arranged on the support 3 in face shield 1 inner chamber, two end caps 4 that are positioned at two plugs 2 at face shield two ends and are positioned at two plug outer ends, said end cap 4, plug 2 are with the airtight formation enclosed cavity in the two ends of face shield 1; The led light source parts include: led light source 7, pcb board 6 and constant-current supply 5 are installed on the support 3 after said led light source 7 is fixed on the pcb board 6 in the lump; Constant-current supply 5 is positioned at the sidepiece of enclosed cavity, is electrically connected with led light source 7.
Said face shield 1 whole employing cylindrical or elliptical cylinder-shape or prismatic structures.
Said face shield 1 adopts glass or plastic material to process, and said plastic material is one or more mixing among PC or PMMA or the PP.
Said support 3 is the structure of " worker " type for the cross section that has groove, and described support 3 materials are aluminium, copper or aluminium alloy.
Said face shield 1 adopts transparent or semitransparent material to process.
The bottom surface of the inwall of said face shield 1 and said support 3 is close together.
Said plug 2 adopts cylindrical structural, and set inside has through wires hole; Two plugs 2 are assembled together with the two ends of said support 3 respectively; The plug material is the mixture of plastics such as PC, PMMA, PP or several kinds of plastics.
Said end cap 4 has the pair of conductive contact pin, and end cap and described plug are assembled together; The material of end cap is the mixture of plastics such as PC, PMMA, PP or several kinds of plastics.
Said pcb board 6 is close on the described support through the glue or the mode of locking screw, and described pcb board material is a kind of in FR 4, aluminium, pottery, the composite.
Said constant-current supply 5 is positioned in the described plug, and described constant current effect is to change civil power into the needed voltage of described LED operate as normal, electric current.
Said led light source 7 is welded on the pcb board, includes an above LED; Preferably, described LED lines up array.
The output of said constant-current supply is welded to connect through bonding wire and pcb board, and said bonding wire passes the through wires hole of plug; The input electronics line of constant-current supply is welded on the conductive pin of end cap 4.
Specific embodiment:
In order to make the utility model patent more clear, make description of drawings below:
Ask for an interview Fig. 1 to Fig. 3; Described LED fluorescent tube comprises face shield 1, plug 2, support 3, end cap 4, constant-current supply 5 and pcb board 6 and led array 7; Mode or the practical glue of pcb board 6 through the lock screw, Heat Conduction Material also or the method for rubber cushion tightly be locked on the support 3, as preferably, used glue and rubber cushion have high thermal conductivity; Increase contact area, reduce thermal contact resistance.Specify that pcb board 6 was welded on LED on the PCB before assembling with support 3; Make LED be arranged in led array 7; With plug 2 and support 3 matched togethers,, and bonding wire passed the through wires hole of plug with screw and glue fixing; The output electronics line of constant-current supply is welded on the relevant position of pcb board, and forms an electrical loop with constant-current supply; The input electronics line of constant-current supply is welded on the metal ferrule of end cap 4, also can tightly locks on end cap 4 contact pins with the metal screw, end cap 4 is assemblied in the other end of plug 2 again, the assembly structure sketch map is as shown in Figure 3.When giving the energising of end cap 1 metal needle, electric current is transmitted in led array 7 through sealing wire, and described LED fluorescent tube can be luminous, and light reaches illuminating effect through face shield 6.
Above-mentioned listed concrete implementation is nonrestrictive, and to one skilled in the art, in not departing from the utility model scope, various improvement and the variation carried out all belong to the protection domain of the utility model.
Claims (10)
1. a LED fluorescent tube includes: mask part and led light source parts; It is characterized in that: said mask part includes: the face shield of pipeline configuration (1), be arranged on the support (3) in face shield (1) inner chamber, two end caps (4) that are positioned at two plugs (2) at face shield two ends and are positioned at two plug outer ends, said end cap (4), plug (2) are with the airtight formation enclosed cavity in the two ends of face shield (1); The led light source parts include: led light source (7), pcb board (6) and constant-current supply (5), said led light source (7) are fixed on and are installed in the lump on the support (3) after pcb board (6) is gone up; Constant-current supply (5) is positioned at the sidepiece of enclosed cavity, is electrically connected with led light source (7).
2. a kind of LED fluorescent tube as claimed in claim 1 is characterized in that: the whole employing of said face shield (1) cylindrical or elliptical cylinder-shape or prismatic structures.
3. according to claim 1 or claim 2 a kind of LED fluorescent tube, it is characterized in that: the bottom surface of the inwall of said face shield (1) and said support (3) is close together.
4. a kind of LED fluorescent tube as claimed in claim 3 is characterized in that: said plug (2) adopts cylindrical structural, and set inside has through wires hole; Two plugs (2) are assembled together with the two ends of said support (3) respectively.
5. a kind of LED fluorescent tube as claimed in claim 4 is characterized in that: said support (3) is the structure of " worker " type for the cross section that has groove, and described support (3) material is aluminium, copper or aluminium alloy.
6. a kind of LED fluorescent tube as claimed in claim 4 is characterized in that: said end cap (4) has the pair of conductive contact pin, and end cap and described plug are assembled together.
7. a kind of LED fluorescent tube as claimed in claim 6 is characterized in that: said pcb board (6) is close on the described support through the glue or the mode of locking screw, and described pcb board material is a kind of in FR-4 or aluminium or pottery or the composite.
8. a kind of LED fluorescent tube as claimed in claim 6 is characterized in that: said constant-current supply (5) is positioned in the described plug.
9. a kind of LED fluorescent tube as claimed in claim 6 is characterized in that: said led light source (7) is welded on the pcb board, includes an above LED; Said LED lines up array.
10. a kind of LED fluorescent tube as claimed in claim 6, it is characterized in that: the output of said constant-current supply is welded to connect through bonding wire and pcb board, and said bonding wire passes the through wires hole of plug; The input electronics line of constant-current supply is welded on the conductive pin of end cap (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203291640U CN202266862U (en) | 2011-09-02 | 2011-09-02 | Light-emitting diode (LED) lamp tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011203291640U CN202266862U (en) | 2011-09-02 | 2011-09-02 | Light-emitting diode (LED) lamp tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202266862U true CN202266862U (en) | 2012-06-06 |
Family
ID=46157658
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011203291640U Expired - Fee Related CN202266862U (en) | 2011-09-02 | 2011-09-02 | Light-emitting diode (LED) lamp tube |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202266862U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104832800A (en) * | 2014-02-07 | 2015-08-12 | 松下知识产权经营株式会社 | Light source for illumination and lighting apparatus |
-
2011
- 2011-09-02 CN CN2011203291640U patent/CN202266862U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104832800A (en) * | 2014-02-07 | 2015-08-12 | 松下知识产权经营株式会社 | Light source for illumination and lighting apparatus |
| CN104832800B (en) * | 2014-02-07 | 2017-04-12 | 松下知识产权经营株式会社 | Light source for illumination and lighting apparatus |
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Legal Events
| 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: 20160608 Address after: 233000 Anhui Province, Bengbu Tianhe Road on the eastern side of the bridge on the south side, Jiang (Bengbu BDO Optoelectronics Technology Co. Ltd) Patentee after: BENGBU NVC LIGHTING TECHNOLOGY CO., LTD. Address before: 519000 Guangdong city of Zhuhai Province Tang Jia Wan Jin Feng Lu No. 1 Patentee before: Guangdong Electech International Inc. |
|
| 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: 20120606 Termination date: 20190902 |