CN202100985U - Light-emitting diode (LED) fluorescent lamp tube - Google Patents
Light-emitting diode (LED) fluorescent lamp tube Download PDFInfo
- Publication number
- CN202100985U CN202100985U CN2011201562440U CN201120156244U CN202100985U CN 202100985 U CN202100985 U CN 202100985U CN 2011201562440 U CN2011201562440 U CN 2011201562440U CN 201120156244 U CN201120156244 U CN 201120156244U CN 202100985 U CN202100985 U CN 202100985U
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- circuit board
- loam cake
- cap
- led fluorescent
- heat conduction
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Abstract
The utility model relates a light-emitting diode (LED) fluorescent lamp tube, which comprises a left lateral cover, a right lateral cover, an upper cover, a lower cover and a circuit board. The circuit board is composed of 2 to 3 branch circuit boards, a connection position of the circuit board is connected into a whole by inserting a wiring plug into a wiring holder, and the left end of the circuit board and the right end of the circuit board are inserted in the left lateral cover and the right lateral cover respectively. Circuit board components with large volume are arranged on the circuit board on the inner side of the left lateral cover and the right lateral cover, and circuit boards of other parts are inserted in a circuit board inserting slot. A thermal conductive strip is arranged on the inner side of the upper cover, the upper end of the thermal conductive strip and an upper cover casing are connected into a whole, and the lower end of the thermal conductive strip is connected with a thermal conductive copper foil on the upper portion surface of the circuit board in a contacted mode. The LED fluorescent lamp tube can be provided with large inductors and other elements with large volume, thereby greatly improving power of the lamp tube without increasing cost of the LED fluorescent lamp tube with the same specification. The LED fluorescent lamp tube does not need wires for connection, thereby avoiding potential safety hazards and being convenient to assemble and produce. The LED fluorescent lamp tube is provided with the thermal conductive strip, thereby being fast in heat conduction and good in heat dissipation effect.
Description
Technical field
The utility model relates to a kind of fluorescent tube, particularly relates to a kind of LED fluorescent tube.
Background technology
One monoblock circuit board of traditional LED fluorescent tube is arranged on the inside of fluorescent tube loam cake, and circuit board is connected contact pin through electric wire and connects with the power supply of lamp tube ends, because the setting of electric wire interconnects not only assembling trouble, also causes potential safety hazard simultaneously easily; Because the limitation in loam cake space can only be provided with the less relatively element of volume on the circuit board of loam cake, as: inductance; So just limited the power of fluorescent tube, various LED fluorescent tubes all have certain international standard, and its diameter, length all have certain standard-required; As: T5, T8, T10, we know, the LED fluorescent tube of same specification; Its inductance volume is big more, and the power of made circuit board driving LED fluorescent tube is just high more, at present owing to receive the restriction of LED fluorescent tube size; The LED fluorescent tube of same specification can't do more the power of lamp, if the little inductance of two or more volumes is set, has obviously increased cost.
Summary of the invention
The purpose of the utility model just provides a kind of LED fluorescent tube, on the LED of same specification fluorescent tube, can increase substantially the power of lamp, and good heat dissipation effect.
For achieving the above object, the utility model adopts following technical scheme:
A kind of LED fluorescent tube; Comprise: left cap, right cap, loam cake, lower cover, circuit board; Described circuit board is made up of 2-3 piece parallel circuit plate, and insert through wiring the circuit board junction and junction block is pegged graft each other is that one, the right ends of circuit board are plugged on respectively in left cap and the right cap; Bulky circuit board element is located at respectively on the circuit board of left cap and right cap inboard, and the circuit board of other part is plugged in the board in circuit board slot of loam cake; Described loam cake inboard is provided with a heat conduction bar, and the upper end of its heat conduction bar and loam cake housing are connected as a single entity, and the lower end of heat conduction bar is connected with the heat conduction Copper Foil contact of circuit board upper side.
Described grafting is that the left and right sides of the circuit board of one is provided with the contact pin that is connected with power supply respectively, and its contact pin is fixedly connected with the right ends of grafting for the circuit board of one.
Described circuit board is a double-sided printed-circuit board, to the LED lamp pearl of arranging, is provided with the heat conduction Copper Foil with lamp pearl position corresponding electrical circuits plate upper panel about the lower panel of circuit board is provided with, and its Copper Foil position is corresponding with loam cake heat conduction bar lower end position.
Described loam cake is an aluminium section bar, and the inboard of the buckling groove of loam cake is provided with board in circuit board slot, and the front side or the rear side of circuit board upper side are provided with circuit board element.
Described left cap is identical structure with right cap, and left cap and right cap inboard are provided with the circuit board link slot, and the bottom of left cap and right cap is respectively equipped with two power pin holes, and its edge is provided with the screw hole that is fixedly connected with loam cake.
The beneficial effect of the utility model: because bulky circuit board element is located at respectively on the circuit board of left cap and right cap inboard; The space that circuit board element is set is greatly improved; Therefore big inductance and other bulky element can be set, make the LED fluorescent tube of same specification under situation about not raising the cost, improve the power of LED fluorescent tube significantly; Because it is one that circuit board is pegged graft by 2-3 piece parallel circuit plate, contact pin and circuit board that power supply connects fixedly are connected as a single entity, and connect without lead, have avoided potential safety hazard, and assembling is produced convenient; Because the loam cake inboard is provided with a heat conduction bar; The upper end of its heat conduction bar and any place of last capping connect as one; The Copper Foil contact of lower end and circuit board upper side is connected, and the heat that makes the generation of LED lamp pearl directly passes on the panel of loam cake through the heat conduction Copper Foil and the heat conduction bar of circuit board upper side, and rejects heat in the atmosphere rapidly through panel; Heat conduction is fast, good heat dissipation effect.
Description of drawings
Fig. 1 is the sketch map of the loam cake cross section of traditional LED fluorescent tube.
Fig. 2 is for being provided with the sketch map behind the element in traditional LED fluorescent tube loam cake.
The schematic perspective view that Fig. 3 connects as one for one of them embodiment of the utility model.
Fig. 4 is the schematic perspective view that the parts of Fig. 3 decompose.
Fig. 5 is the sketch map of Fig. 3 from radially cutting open up and down.
Fig. 6 separates sketch map for the right-hand end of Fig. 5.
Fig. 7 is the sketch map that has two circuit boards to separate.
Fig. 8 is the sketch map that has three circuit boards to separate.
Fig. 9 is the schematic cross-section that the loam cake of one of them embodiment of the utility model is connected with lower cover.
Figure 10 is the sketch map of one of them embodiment of loam cake among Fig. 9.
Figure 11 tilts to the wherein sketch map of another embodiment on one side for the heat conduction bar of loam cake.
Figure 12 tilt to for the heat conduction bar of loam cake another side the 3rd embodiment sketch map.
Figure 13 is provided with the sketch map of heat sink strip for the last cap surface of one of them embodiment.
Figure 14 is the schematic perspective view that the utility model right cap is connected with internal circuit board.
Figure 15 is the internal structure sketch map of Figure 14 from radially cutting open up and down.
Figure 16 looks sketch map for the left side of Figure 14.
Figure 17 is the sketch map of right cap among Figure 16.
The specific embodiment
The described LED fluorescent tube of the utility model is meant and meets the LED fluorescent tube of the universal standard in the world, and like the LED fluorescent tube of T5, T8, T10, Fig. 1 is the cross sectional representation of loam cake in the traditional LED fluorescent tube; Fig. 2 has been for having placed the sketch map behind the circuit elements device in traditional loam cake, and as can be seen from the figure, it is inner that the circuit board of traditional LED fluorescent tube is arranged on loam cake; Generally be that circuit board is plugged in the loam cake; Owing to receive the restriction of loam cake inner space, the components and parts that volume is big relatively can't be put into, and therefore influence the raising of the LED fluorescent tube power of same specification; For the LED fluorescent tube that makes same specification has bigger power; And do not increasing under any condition of cost, the utility model has designed new structure, further describes below in conjunction with accompanying drawing:
Can find out with reference to Fig. 3 to Fig. 8; The utility model comprises: left cap 1, right cap 3, loam cake 2, lower cover 4, circuit board, and described circuit board 5 is formed (seeing Fig. 7, Fig. 8) by 2-3 piece parallel circuit plate, circuit board by two blocks of parallel circuit plates 53,52 ' form shown in Figure 7; Be applicable to short fluorescent tube; Circuit board left side can be provided with the relatively large components and parts of volume with the both sides, right side, as inductance 56 and other element 51,55 ', the top front of left side circuit board or back can be provided with the less relatively circuit elements device 52 of other volumes (seeing Fig. 5, Fig. 9); Middle setting strip Copper Foil 58 (see figure 9)s corresponding with LED lamp pearl position; This Copper Foil is the wherein part of printed substrate, for about to (direction of promptly extending to the long limit of circuit board) is set, its position LED lamp pearl position corresponding directly over.Be that circuit board is a dual platen; LED lamp pearl is set below the circuit board; The top front or rear both sides of circuit board are provided with the part components and parts; Further describe be exactly the circuit board upper side about to the centre heat conduction Copper Foil is set, both sides are provided with the copper foil circuit of Connection Element before and after the heat conduction Copper Foil, are used to connect components and parts and are communicated with the parallel circuit plate.Because the circuit board at two ends below can be provided with the circuit elements device up and down in left cap and right cap, there is more choice leeway the position that therefore the circuit elements device is set; Traditional circuit elements device generally only is arranged in the loam cake, and the utility model can not only be located in the loam cake, also can be arranged on simultaneously the top of the circuit board left and right sides with below; Because left cap 1, right cap 3 inner spaces obviously increase, thus to be provided with the contact pin 57,54 that big circuit board element (particularly inductance) brought convenience, the left and right sides of circuit board to be provided with respectively to be connected with power supply '; Its contact pin and circuit board welding; Having saved the electric wire connection, the wiring that the circuit board junction is provided with mutual grafting inserts 54,51 ', two circuit boards are flexibly connected; Convenient owing to peg graft, the production and assembly of being more convenient for.Circuit board shown in Figure 8 by three blocks of parallel circuit plates 53,59,52 ' form; Be applicable to long fluorescent tube; Be located at respectively with components and parts big on the same circuit board of Fig. 7 on the circuit board of left cap 1 and right cap 3 inboards, the components and parts part of other parts is located at above the left side parallel circuit plate 53 of loam cake front or back, and different is to have connected a parallel circuit plate 59 in the middle of the circuit board again; Length according to the LED fluorescent tube is provided with its length; LED lamp pearl is set below this circuit board, and top centre is provided with the Copper Foil 58 of heat conduction, with being connected of left and right sides circuit board also be adopt wiring insert 54,51 ', 510,511 peg graft.
Can find out with reference to Fig. 9 to Figure 13; The utility model is that loam cake 2 is fastened and connected with the buckling groove 25,29 of lower cover 4 through loam cake; The front side or the rear side of the circuit board that loam cake is inboard are provided with partial circuit board component 52, and the inboard of buckling groove is provided with board in circuit board slot 26,28, and the loam cake inboard is provided with a heat conduction bar 22; The upper end of its heat conduction bar and loam cake housing 21 are connected as a single entity; The lower end 27 of heat conduction bar is connected with 58 contacts of the heat conduction Copper Foil of circuit board upper side, i.e. the position of heat conduction bar lower end setting just in time is the position of circuit board top heat conduction Copper Foil, and can guarantee the lower end 27 of heat conduction bar and contacting of circuit board heat conduction Copper Foil.The upper end of heat conduction bar wherein can be connected as a single entity with any position of the housing of loam cake, and loam cake is aluminium section bar, and is shown in figure 10, and heat conduction bar 22 upper ends are arranged on the middle part in the housing; Like Figure 11, shown in Figure 12, heat conduction bar 22 be separately positioned on loam cake wherein with regard to a side, the heat conduction bar is obliquely installed or is horizontally disposed with, the setting of the utility model heat conduction bar does not receive the restriction of angle.For ease of with being connected of left cap and right cap, the housing of loam cake is provided with screw connecting hole 24.Shown in Figure 13, the hull outside face of loam cake is provided with the raised line 23 of heat radiation, and the raised line of heat radiation has increased area of dissipation, can more effectively dispel the heat.
Can find out with reference to Figure 14 to Figure 17; The left cap of the utility model is identical structure with right cap, is generally the plastic material injection mo(u)lding, and left cap and right cap inboard are provided with circuit board link slot 32,33; Link slot is used to connect the circuit board of insertion; The bottom of lid is provided with two holes 34, be used to pass contact pin 57 that power supply connects or contact pin 54 ', the edge of lid is provided with the screw hole 31 that is fixedly connected with loam cake.Left cap and right cap are inserted the outside of loam cake and lower cover; Its internal diameter is obviously greater than the internal diameter of loam cake; So just can hold inductance element bigger in the circuit; Inductance is a main element in the LED fluorescent tube circuit, and its volume size directly influences the power of LED fluorescent tube, so the utility model can increase the power of same specification LED fluorescent tube significantly under the constant situation of cost.
Claims (5)
1. LED fluorescent tube; Comprise: left cap (1), right cap (3), loam cake (2), lower cover (4), circuit board; It is characterized in that: described circuit board (5) is made up of 2-3 piece parallel circuit plate; Insert through wiring the circuit board junction and junction block is pegged graft each other is one; The right ends of circuit board is plugged on respectively in left cap (1) and the right cap (3), and bulky circuit board element is located at respectively on the circuit board of left cap (1) and right cap (3) inboard, and the circuit board of other part is plugged in the board in circuit board slot of loam cake; Described loam cake inboard is provided with a heat conduction bar (22), and the upper end of its heat conduction bar and loam cake housing are connected as a single entity, and the lower end of heat conduction bar is connected with the heat conduction Copper Foil contact of circuit board upper side.
2. a kind of LED fluorescent tube according to claim 1; It is characterized in that: described grafting is that the left and right sides of the circuit board of one is provided with the contact pin (57,54 ') that is connected with power supply respectively, and its contact pin is fixedly connected with the right ends of grafting for the circuit board of one.
3. a kind of LED fluorescent tube according to claim 1; It is characterized in that: described circuit board is a double-sided printed-circuit board; About the lower panel of circuit board is provided with to the LED lamp pearl (55) of arranging; Be provided with heat conduction Copper Foil (58) with lamp pearl position corresponding electrical circuits plate upper panel, its Copper Foil position is corresponding with loam cake heat conduction bar lower end position.
4. a kind of LED fluorescent tube according to claim 1 is characterized in that: described loam cake is an aluminium section bar, and the inboard of the buckling groove of loam cake is provided with board in circuit board slot (26,28), and the front side of circuit board upper side or rear side are provided with circuit board element (52).
5. a kind of LED fluorescent tube according to claim 1; It is characterized in that: described left cap is identical structure with right cap; Left cap and right cap inboard are provided with circuit board link slot (32,33); The bottom of left cap and right cap is respectively equipped with two power pin holes (34), and its edge is provided with the screw hole (31) that is fixedly connected with loam cake.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201562440U CN202100985U (en) | 2011-05-16 | 2011-05-16 | Light-emitting diode (LED) fluorescent lamp tube |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201562440U CN202100985U (en) | 2011-05-16 | 2011-05-16 | Light-emitting diode (LED) fluorescent lamp tube |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN202100985U true CN202100985U (en) | 2012-01-04 |
Family
ID=45386994
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2011201562440U Expired - Fee Related CN202100985U (en) | 2011-05-16 | 2011-05-16 | Light-emitting diode (LED) fluorescent lamp tube |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN202100985U (en) |
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102788254A (en) * | 2011-05-16 | 2012-11-21 | 中山市万耀照明电器有限公司 | LED (light-emitting diode) fluorescent tube |
| CN104515014A (en) * | 2014-12-19 | 2015-04-15 | 江门市博拓光电科技有限公司 | LED (Light Emitting Diode) lamp convenient to disassemble and assemble |
| US20170290119A1 (en) | 2015-03-10 | 2017-10-05 | Jiaxing Super Lighting Electric Appliance Co., Ltd | Led tube lamp |
| US10288272B2 (en) | 2016-03-17 | 2019-05-14 | Zhejiang Super Lighting Electric Appliance Co., Ltd | Curved LED tubular lamp |
| US10295125B2 (en) | 2014-09-28 | 2019-05-21 | Jiaxing Super Lighting Electric Appliance Co., Ltd | LED tube lamp |
| US10342078B2 (en) | 2014-09-28 | 2019-07-02 | Jiaxing Super Lighting Electric Appliance Co., Ltd | LED tube lamp |
| US10487991B2 (en) | 2015-03-10 | 2019-11-26 | Jiaxing Super Lighting Electronic Appliance Co., Ltd. | LED tube lamp |
| US10514134B2 (en) | 2014-12-05 | 2019-12-24 | Jiaxing Super Lighting Electric Appliance Co., Ltd | LED tube lamp |
| US10560989B2 (en) | 2014-09-28 | 2020-02-11 | Jiaxing Super Lighting Electric Appliance Co., Ltd | LED tube lamp |
| US10641435B2 (en) | 2015-09-02 | 2020-05-05 | Jiaxing Super Lighting Electric Appliance Co., Ltd | LED tube lamp |
| GB2542255B (en) * | 2015-07-27 | 2021-05-19 | Jiaxing Super Lighting Electric Appliance Co Ltd | LED tube lamp |
| US11131431B2 (en) | 2014-09-28 | 2021-09-28 | Jiaxing Super Lighting Electric Appliance Co., Ltd | LED tube lamp |
| US11441742B2 (en) | 2015-12-09 | 2022-09-13 | Jiaxing Super Lighting Electric Appliance Co., Ltd. | LED tube lamp |
| US11519565B2 (en) | 2015-03-10 | 2022-12-06 | Jiaxing Super Lighting Electric Appliance Co., Ltd | LED lamp and its power source module |
| US11543086B2 (en) | 2015-03-10 | 2023-01-03 | Jiaxing Super Lighting Electric Appliance Co., Ltd. | LED tube lamp |
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2011
- 2011-05-16 CN CN2011201562440U patent/CN202100985U/en not_active Expired - Fee Related
Cited By (33)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102788254A (en) * | 2011-05-16 | 2012-11-21 | 中山市万耀照明电器有限公司 | LED (light-emitting diode) fluorescent tube |
| US11112068B2 (en) | 2014-09-28 | 2021-09-07 | Jiaxing Super Lighting Electric Appliance Co., Ltd | LED tube lamp |
| US10560989B2 (en) | 2014-09-28 | 2020-02-11 | Jiaxing Super Lighting Electric Appliance Co., Ltd | LED tube lamp |
| US11519567B2 (en) | 2014-09-28 | 2022-12-06 | Jiaxing Super Lighting Electric Appliance Co., Ltd | LED tube lamp |
| US10897801B2 (en) | 2014-09-28 | 2021-01-19 | Jiaxing Super Lighting Electric Appliance Co., Ltd | LED tube lamp |
| US11649934B2 (en) | 2014-09-28 | 2023-05-16 | Jiaxing Super Lighting Electric Appliance Co., Ltd | LED tube lamp |
| US10295125B2 (en) | 2014-09-28 | 2019-05-21 | Jiaxing Super Lighting Electric Appliance Co., Ltd | LED tube lamp |
| US10342078B2 (en) | 2014-09-28 | 2019-07-02 | Jiaxing Super Lighting Electric Appliance Co., Ltd | LED tube lamp |
| US11131431B2 (en) | 2014-09-28 | 2021-09-28 | Jiaxing Super Lighting Electric Appliance Co., Ltd | LED tube lamp |
| US11686457B2 (en) | 2014-09-28 | 2023-06-27 | Jiaxing Super Lighting Electric Appliance Co., Ltd | LED tube lamp |
| US10624160B2 (en) | 2014-09-28 | 2020-04-14 | Jiaxing Super Lighting Electric Appliance Co., Ltd | LED tube lamp |
| US10670197B2 (en) | 2014-09-28 | 2020-06-02 | Jiaxing Super Lighting Electric Appliance Co., Ltd | LED tube lamp |
| US10514134B2 (en) | 2014-12-05 | 2019-12-24 | Jiaxing Super Lighting Electric Appliance Co., Ltd | LED tube lamp |
| US11906115B2 (en) | 2014-12-05 | 2024-02-20 | Jiaxing Super Lighting Electric Appliance Co., Ltd | LED tube lamp |
| US10830397B2 (en) | 2014-12-05 | 2020-11-10 | Jiaxing Super Lighting Electric Appliance Co., Ltd | LED tube lamp |
| CN104515014B (en) * | 2014-12-19 | 2016-08-24 | 江门市博拓光电科技有限公司 | A kind of easy-to-mount LED |
| CN104515014A (en) * | 2014-12-19 | 2015-04-15 | 江门市博拓光电科技有限公司 | LED (Light Emitting Diode) lamp convenient to disassemble and assemble |
| US11519565B2 (en) | 2015-03-10 | 2022-12-06 | Jiaxing Super Lighting Electric Appliance Co., Ltd | LED lamp and its power source module |
| US10890300B2 (en) | 2015-03-10 | 2021-01-12 | Jiaxing Super Lighting Electric Appliance Co., Ltd. | LED tube lamp |
| US10487991B2 (en) | 2015-03-10 | 2019-11-26 | Jiaxing Super Lighting Electronic Appliance Co., Ltd. | LED tube lamp |
| US11841113B2 (en) | 2015-03-10 | 2023-12-12 | Jiaxing Super Lighting Electric Appliance Co., Ltd | LED lamp and its power source module |
| US11226073B2 (en) | 2015-03-10 | 2022-01-18 | Jiaxing Super Lighting Electric Appliance Co., Ltd. | Led tube lamp |
| US10208897B2 (en) | 2015-03-10 | 2019-02-19 | Jiaxing Super Lighting Electric Appliance Co., Ltd. | LED tube lamp |
| US20170290119A1 (en) | 2015-03-10 | 2017-10-05 | Jiaxing Super Lighting Electric Appliance Co., Ltd | Led tube lamp |
| US11543086B2 (en) | 2015-03-10 | 2023-01-03 | Jiaxing Super Lighting Electric Appliance Co., Ltd. | LED tube lamp |
| US11698170B2 (en) | 2015-03-10 | 2023-07-11 | Jiaxing Super Lighting Electric Appliance Co., Ltd. | LED tube lamp |
| GB2542255B (en) * | 2015-07-27 | 2021-05-19 | Jiaxing Super Lighting Electric Appliance Co Ltd | LED tube lamp |
| US10876690B2 (en) | 2015-09-02 | 2020-12-29 | Jiaxing Super Lighting Electric Appliance Co., Ltd. | LED tube lamp |
| US10641435B2 (en) | 2015-09-02 | 2020-05-05 | Jiaxing Super Lighting Electric Appliance Co., Ltd | LED tube lamp |
| US11441742B2 (en) | 2015-12-09 | 2022-09-13 | Jiaxing Super Lighting Electric Appliance Co., Ltd. | LED tube lamp |
| US10619833B2 (en) | 2016-03-17 | 2020-04-14 | Zhejiang Super Lighting Electric Appliance Co., Ltd | Curved LED tubular lamp |
| US10408441B1 (en) | 2016-03-17 | 2019-09-10 | Zhejiang Super Lighting Electric | Curved LED tubular lamp |
| US10288272B2 (en) | 2016-03-17 | 2019-05-14 | Zhejiang Super Lighting Electric Appliance Co., Ltd | Curved LED tubular lamp |
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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: 20120104 Termination date: 20170516 |