CN204268171U - LED lamp tube structure - Google Patents
LED lamp tube structure Download PDFInfo
- Publication number
- CN204268171U CN204268171U CN201420805363.8U CN201420805363U CN204268171U CN 204268171 U CN204268171 U CN 204268171U CN 201420805363 U CN201420805363 U CN 201420805363U CN 204268171 U CN204268171 U CN 204268171U
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- Prior art keywords
- fluorescent tube
- lamp tube
- led
- pliability
- led lamp
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Abstract
The utility model discloses a kind of LED lamp tube structure, mainly the driver element that driving LED fluorescent tube operates is arranged at above pliability pcb board, and the cover internal of fluorescent tube both sides is arranged in the mode of the described pliability pcb board of bending, and be electrically connected at the electric terminal of end cap, so, in actual product design aspect, end cap volume can be made relatively to reduce, and then increase the lighting area of product fluorescent tube, in addition, the utility model will simplify the structure being arranged at the driver element of cover internal widely, and then make the utility model be reduced manufacture difficulty and the production cost of LED lamp tube significantly, and effectively promote its production efficiency and yield.
Description
Technical field
The technical field of the utility model design LED lamp tube, espespecially has a kind of LED lamp tube structure that tube end covers inside adopts flexible circuit board technology.
Background technology
In recent years, light emitting diode (Light-Emitting Diode, LED) is applied on the lighting device of daily life widely.Refer to Fig. 1, Fig. 1 is a kind of perspective view of LED fluorescent lamp tube of the prior art.As shown in Figure 1, LED fluorescent lamp tube 1 ' of the prior art comprising: lampshade 11 ', substrate 12 ', circuit board 13 ', multiple LED component 14 ' and two end cap 15 ', wherein, this substrate 12 ' is placed in this lampshade 11 ', and the circuit board 13 ' being provided with this LED component 14 ' is placed on this substrate 12 '.As shown in the figure, after the connection wire 151 ' that this end cap 15 ' is inner is connected to circuit board 13 ', end cap 15 ' can be entangled the port of this lampshade 11 ', this mode is to seal this lampshade 11 '.Further, the outside of end cap 15 ' then has the conducting connection terminal 152 ' coupling external input power.
Be worth further illustrating, the main advantage in the LED fluorescent lamp tube 1 ' shown in Fig. 1 is that its formation structure is the simplest; But, it makes us the shortcoming that denounces but the most: arrange in the inner because the LED fluorescent lamp tube 1 ' in the prior art does not have the assembly such as power module or drive circuit module, therefore, power module or drive circuit module in order to supply fluorescent tube running must be placed on elsewhere, and then result in actual product use, often need specific light fixture and the extra mode of connection just LED fluorescent lamp tube 1 ' and its power module can be installed and operated thereon, thus in assembling, produce inconvenience.
Because LED fluorescent lamp tube 1 ' has the deficiency and shortcoming installed and used in above-mentioned prior art, LED lamp manufacturer proposes a kind of LED fluorescent lamp tube of improvement now.Refer to Fig. 2, Fig. 2 is the explosive view of the LED fluorescent lamp tube of improvement.As shown in Figure 2, the LED fluorescent lamp tube 1 of this improvement " comprising: accommodating body 11 ", circuit board 13 ", multiple LED component 14 " and two end cap 15 "; wherein; this accommodating body 11 " comprise supporting part 111 " with cover portion 112 ", be provided with the plurality of LED component 14 " circuit board 13 " be arranged at this supporting part 111 " on.Especially, in improvement LED fluorescent lamp tube 1 " in, this supporting part 111 " in be provided with power module 16 ".
Via above-mentioned explanation, what can learn is, LED fluorescent lamp tube 1 compared to the improvement shown in the LED fluorescent lamp tube of the prior art 1 ', Fig. 2 shown in Fig. 1 " by power module 16 " be arranged at this supporting part 111 " in, and reach driving LED fluorescent tube 1 " effect that operates.But, in practical operation, but find the LED fluorescent lamp tube 1 of the improvement shown in Fig. 2 ", because its structural design will produce following defect:
1, power module 16 " heat that produces cannot effectively by supporting part 111 " be excluded, and then make supporting part 111 " power module 16 must be accepted " with LED component 14 " operate time the impact of dual hot stack that produces; like this; integral LED fluorescent tube 1 will be made " in operation, produce too high temperature, and then shorten its life of product widely.
2, in addition, LED fluorescent lamp tube 1 " need many circuits to be arranged at this supporting part 111 " in this power module 16 " be electrically connected to circuit board 13 " and with two end cap 15 "; so mode, not only cause the inconvenience of assembling product, also will cause the increase of production cost.
Because two kinds of above-mentioned LED fluorescent lamp tube of the prior art all have the deficiency and shortcoming installed and used, power module is arranged at the technology of lighting tube plug inside to make up described deficiency by the many employings of LED lamp manufacturer now.Refer to Fig. 3, Fig. 3 is Improvement type LED fluorescent lamp tube 1 of the prior art " ' explosive view; As shown in Figure 3, Improvement type LED fluorescent lamp tube 1 of the prior art " ' comprising: fluorescent tube 11 " ', LED circuit board 12 " ', multiple LED luminescence component 16 " ' and two lighting tube plugs 13 " '; wherein; those LED luminescence components 16 " ' be arranged at this LED circuit board 12 " ' upper and then be placed in this fluorescent tube 11 " ' is inner, and these two lighting tube plugs 13 " two ends of ' be arranged at this fluorescent tube 11 respectively " '.
What be worth further illustrating is, in Improvement type LED fluorescent lamp tube 1 of the prior art " be provided with the power module 14 be mutually electrically connected in ' design architecture in; each lighting tube plug 13 " ' " ' with electric terminal module 15 " ', and this power module 14 " ' be electrically connected at described LED circuit board 12 " ' and use and drive its running.In addition, due to power module 14 " ' be reciprocally electrically connected by multiple assembly and form; and in prior art in fluorescent tube manufacturing process; this power module 14 " ' by metallic circuit to reach the electric connection between its different assembly, and make those assemblies be just placed in lighting tube plug 13 " ' among.
Although, LED fluorescent lamp tube 1 shown in Fig. 3 " ' design can improve the situations such as the aforesaid shortcoming installed and used and hot stack; but; in this kind of project organization; described power module 14 " ' metallic circuit often need to be achieved by modes such as welding, so, not only cause the significantly increase of production difficulty, by the significantly raising of the reduction and manufacturing cost that cause production efficiency.
Utility model content
The purpose of this utility model is to provide a kind of LED lamp tube structure, mainly the driver element that driving LED fluorescent tube operates is arranged at above pliability pcb board, and the mode bending described pliability pcb board is arranged at the cover internal of fluorescent tube both sides, and be electrically connected at the electric terminal of end cap, so, in actual product design aspect, end cap volume can be made relatively to reduce, and then increase the lighting area of product fluorescent tube, in addition, the utility model will simplify the structure being arranged at the driver element of cover internal widely, and then make the utility model be reduced manufacture difficulty and the production cost of LED lamp tube significantly, and effectively promote its production efficiency and yield.
Therefore, in order to reach the above-mentioned object of the utility model, the utility model provides a kind of LED lamp tube structure, comprising:
Fluorescent tube;
Main body, is arranged at this tube inner wall;
LED light module, is arranged in this main body, and this LED light module has the first pliability pcb board and the multiple LED luminescence components be arranged on this first pliability pcb board;
Two end caps, are arranged at the two ends of this fluorescent tube respectively, and each end cap is provided with two electric terminals thereon;
Drive and control module, being made up of two circuit units being placed in these two cover internal respectively, wherein, each circuit unit is made up of the second pliability pcb board electric terminal connector bent and multiple driven unit;
Wherein, those driven units to be fixedly welded on this second pliability pcb board and to be electrically connected at this two electric terminals, and this electric terminal connector is electrically connected between this first pliability pcb board and this second pliability pcb board respectively.
Compared with prior art, structural design of the present utility model, can simplify the structure of drive circuit in cover internal of fluorescent tube widely, and then simplifies the manufacture difficulty of LED lamp tube and reach the effect reducing manufacturing cost.
Above-mentioned explanation is only the general introduction of technical solutions of the utility model, in order to better understand technological means of the present utility model, and can be implemented according to the content of description, coordinates accompanying drawing to be described in detail as follows below with preferred embodiment of the present utility model.
Accompanying drawing explanation
Fig. 1 is a kind of perspective view of LED fluorescent lamp tube of the prior art;
Fig. 2 is the explosive view of the LED fluorescent lamp tube of improvement;
Fig. 3 is the explosive view of Improvement type LED fluorescent lamp tube of the prior art;
A kind of LED lamp tube structural perspective that Fig. 4 provides for the utility model embodiment;
The exploded view of the LED lamp tube structure that Fig. 5 provides for the utility model embodiment;
The part assembling stereogram of the LED lamp tube structure that Fig. 6 provides for the utility model embodiment;
The part assembling exploded view of the LED lamp tube structure that Fig. 7 provides for the utility model embodiment;
The LED light module exploded view that Fig. 8 provides for the utility model embodiment;
The lamp tube end stereogram that Fig. 9 provides for the utility model embodiment;
The end cap stereogram that Figure 10 provides for the utility model embodiment; And
Figure 11 is end cap and the fluorescent tube stereogram of another embodiment of LED lamp tube structure.
Symbol description:
1 LED lamp tube structure 11 fluorescent tube
12 end cap 13 main bodys
14 circuit unit 15 LED light module
111 locating notch 112 agent localization blocks
121 electric terminal 122 locating convex blocks
131 anti-Guang File plate 141 second pliability pcb boards
142 driven unit 143 electric terminal connectors
151 first pliability pcb board 152 LED luminescence components
1511 copper foil circuit layer 1512 weld metal pads
1513 welding resisting layers 1514 weld window
1515 basic units
1 ' LED fluorescent lamp tube 11 ' lampshade
12 ' substrate 13 ' circuit board
14 ' LED component 15 ' end cap
151 ' connects wire 152 ' conducting connection terminal
1 " LED fluorescent lamp tube 11 " accommodating body
13 " circuit board 14 " LED component
15 " end cap 16 " power module
111 " supporting part 112 " cover portion
1 " ' LED fluorescent lamp tube 11 " ' fluorescent tube
12 " ' LED circuit board 13 " ' lighting tube plug
14 " ' power module 15 " ' electric terminal module
16 " ' LED luminescence component
Detailed description of the invention
For further setting forth the utility model for the technological means reaching predetermined utility model object and take and effect, below in conjunction with accompanying drawing and preferred embodiment, to according to the detailed description of the invention of the utility model application, structure, feature and effect thereof, be described in detail as follows.In the following description, the not necessarily same embodiment that different " embodiment " or " embodiment " refers to.In addition, special characteristic, structure or feature in one or more embodiment can be combined by any suitable form.
In order to a kind of LED lamp tube structure that the utility model provides more clearly can be described, below will coordinate graphic, elaborate preferred embodiment of the present utility model.
Refer to Fig. 4, Fig. 5, Fig. 6 and Fig. 7, Fig. 4, Fig. 5, Fig. 6 and Fig. 7 are respectively a kind of LED lamp tube structural perspective that the utility model embodiment provides, exploded view, the sections fit stereogram of LED lamp tube structure and exploded view.As shown in Fig. 4, Fig. 5, Fig. 6 and Fig. 7, a kind of LED lamp tube structure 1 that the utility model embodiment provides by: fluorescent tube 11, main body 13, LED light module 15, two end caps 12, drive and control module formed; Wherein, this main body 13 is arranged at this fluorescent tube 11 inwall, and this LED light module 15 is arranged in this main body 13, and these two end caps 12 are arranged at the two ends of this fluorescent tube 11 respectively, further, this driving and control module are made up of two circuit units 14 being placed in these two end cap 12 inside respectively.
Further, in the utility model embodiment, this LED light module 15 has a first pliability pcb board 151 and the multiple LED luminescence components 152 be arranged on this first pliability pcb board 151, on the other hand, each circuit unit 14 is made up of with multiple driven unit 142 the second pliability pcb board 141 bent; Wherein, those driven units 142 are fixedly welded on this second pliability pcb board 141, and this second pliability pcb board 141 is electrically connected at this first pliability pcb board 151 and two electric terminals 121 on each end cap 12 respectively.
The design of the second pliability pcb board of the utility model embodiment, multiple driven units of circuit unit can be side by side arranged on same PCB, so, can replace traditional must by the design of the mutual conducting of metal connection, and then be reduced to production difficulty and the manufacturing cost of product, and promote its production efficiency; In addition, by the flexual characteristic of pcb board, make when driven unit is fixedly welded on after on the second pliability pcb board, pcb board can directly carry out bending by the producer, can insert in tube end covers, so, can enhance productivity further.
In addition, the main body 13 that the utility model embodiment provides is respectively arranged with two reflective sheetings 131 in its two ends, and the setting of these two reflective sheetings 131 can intercept between and two end caps 12 inner in this fluorescent tube 11 respectively.Wherein, when LED lamp tube operates, the light that the design of reflective sheeting can avoid LED light module to produce effectively injects cover internal; On the contrary, light reflection can be gone back to fluorescent tube inside by reflective sheeting, and then promotes the luminous efficiency of LED lamp tube.In addition, the design of reflective sheeting can avoid the connecting line of cover internal or driven unit to protrude from fluorescent tube inside, the affected situation of LED lamp tube lighting angle of generation.
And, each circuit unit 14 includes the electric terminal connector 143 be arranged on this second pliability pcb board 141, and this first pliability pcb board 151 is reciprocally electrically connected by electric terminal connector 143 and the second pliability pcb board 141, and then be electrically connected at the electric terminal 121 of described end cap 12.Wherein, the setting of electric terminal connector can be avoided in traditional tube effectively, structure is disorderly and unsystematic and the shortcoming such as too much the produced yield of pad is not high to use too much plain conductor to cause, so, not only can improve production yield, and make the generation being avoided short circuit condition between circuit.
Please continue to refer to Fig. 7, and please refer to the LED light module exploded view that Fig. 8, Fig. 8 provide for the utility model embodiment; As illustrated in figs. 7 and 8, this the first pliability pcb board 151 further by: basic unit 1515, copper foil circuit layer 1511 and welding resisting layer 1513 formed, wherein, this basic unit 1515 is arranged on this main body 13, and, this copper foil circuit layer 1511 is arranged in this basic unit 1515, and this copper foil circuit layer 1511 is formed with multiple weld metal pad 1512 thereon, this welding resisting layer 1513 is covered in this copper foil circuit layer 1511 on the surface, and this welding resisting layer 1513 offers multiple welding window 1514, in order to expose the plurality of weld metal pad 1512.
That holds describes, and wherein, those LED luminescence components 152 are arranged on this welding resisting layer 1513, and is welded to each other with those weld metal pads 1512 by those welding windows 1514; Further, this driving and control module are electrically connected at those LED luminescence components 152 by this first pliability pcb board 151, and this first pliability pcb board 151 is fixedly installed in this main body 13 by thermal plastic insulation.Among actual product makes, the material of this basic unit 1515 is selected from any one of following group: aluminum metal, polypropylene, pi, polyethylene, Merlon and PET.
Refer to Fig. 5 and be respectively lamp tube end stereogram that the utility model embodiment provides and the end cap stereogram that the utility model embodiment provides please refer to Fig. 9 and Figure 10, Fig. 9 and Figure 10; As shown in the figure, in the utility model embodiment, each end of this fluorescent tube 11 is formed with at least one locating notch 111, and the inwall of each end cap 12 is formed with two locating convex blocks 122 corresponding to these two locating notches 111, and, when on the end that end cap 12 is arranged at fluorescent tube 11, these two locating convex blocks 122 slip into and are fixedly installed in these two locating notches 111, and above-mentioned design can simplify the production difficulty of the fluorescent tube of the LED that the utility model embodiment provides further.
In addition, the inwall both sides of this fluorescent tube 11 are formed with two agent localization blocks 112 in correspondence with each other, and this main body 13 is fixedly installed on this fluorescent tube 11 inside by these two agent localization blocks 112.Setting like this, makes the main body 13 of the utility model embodiment be able to by engaging mode is fixed within fluorescent tube 11.Further, in actual product makes, the ectonexine spray attachment of this main body 13 can there be is a whitewash, so arrange, effectively can increase the light reflecting effect of fluorescent tube 11.
What must illustrate is; this fluorescent tube 11 can adopt all-transparent fluorescent tube or cloudy surface fluorescent tube according to actual product location; in addition; this fluorescent tube 11 can select outer wall to be coated with the glass lamp material of explosive-proof protector film; wherein; in this glass lamp, maybe this optics diffusion material can be coated the outer wall of this fluorescent tube 11, to increase the luminous mass of product by doping optical diffusion material.In addition, this fluorescent tube 11 also can select plastic lantern pipe, and this main body 13 is made by metal material.
And, those LED luminescence components that the utility model embodiment provides, it also can be chip direct package type (chip on board, COB) LED component, chip package type (Flip Chip, F/C) LED component or level packages formula LED component.In manufacture process, any one LED luminescence component above-mentioned can be adopted according to actual product demand and market orientation.
Refer to Figure 11, the end cap of another embodiment of LED lamp tube structure that Figure 11 provides for the utility model embodiment and fluorescent tube stereogram; As shown in figure 11, among another embodiment, the primary structure being uniquely different from embodiment is originally: end cap 12 directly passes through the combine with technique of ultrasonic welding on the end of fluorescent tube 11, wherein, among this embodiment, this end cap 12 is all plastic material with this fluorescent tube 11 and forms.In this, must remark additionally, the main spirits of the utility model embodiment is application and the characteristic of pliability pcb board; Therefore, in concrete product design, the relevant change by means of only end cap or fluorescent tube should also be contained among the declaration scope of the utility model embodiment, therefore namely the utility model is no longer added to repeat for the concrete form of fluorescent tube and end cap at this.
So, via above-mentioned, composition assembly, the configuration and techniques feature of the LED lamp tube structure that the utility model embodiment provides have been known and complete being illustrated, can learn that the utility model embodiment has following advantage:
1, the utility model structural design, can simplify the structure of drive circuit in cover internal of fluorescent tube widely, and then simplifies the manufacture difficulty of LED lamp tube and reach the effect reducing manufacturing cost.
2, in addition, among the utility model embodiment, because this body contact is arranged at the inwall of this fluorescent tube, therefore, during the running of those LED luminescence components, the heat energy that produces can by bulk conduction on the tube wall of fluorescent tube, and tube wall is released into outside, design like this, the heat sinking function of LED lamp tube can be promoted widely, and avoid the situation of hot stack in fluorescent tube inside to occur, and then improve service life and the safety in utilization of product.
3, in the utility model embodiment, main body is directly attached at tube inner wall by heat-conducting medium, mode like this, not only simplify the internal structure of LED lamp tube, can save manufacturing cost simultaneously.
4, take a broad view of at above-mentioned 1st o'clock to the 4th point, can learn that a kind of LED lamp tube structure that the utility model embodiment provides has structure advantage simple and cheap for manufacturing cost.
Must in addition it is emphasised that, above-mentioned detailed description illustrates for the utility model technological thought feature and possible embodiments, its object understands content of the present utility model implementing according to this enabling the personage haveing the knack of this skill, but this embodiment is also not used to limit the scope of the claims of the present utility model, allly do not depart from the equivalence of doing of the utility model skill spirit and implement or change, all should be contained in the scope of the claims of this case.
Claims (9)
1. a LED lamp tube structure, is characterized in that, comprising:
Fluorescent tube;
Main body, is arranged at the inwall of this fluorescent tube;
LED light module, is arranged in this main body, and this LED light module has the first pliability pcb board and the multiple LED luminescence components be arranged on this first pliability pcb board;
Two end caps, are arranged at the two ends of this fluorescent tube respectively, and each end cap is provided with two electric terminals thereon;
Drive and control module, being made up of two circuit units being placed in these two cover internal respectively, wherein, each circuit unit is made up of the second pliability pcb board electric terminal connector bent and multiple driven unit;
Wherein, those driven units to be fixedly welded on this second pliability pcb board and to be electrically connected at this two electric terminals, and this electric terminal connector is electrically connected between this first pliability pcb board and this second pliability pcb board respectively.
2. LED lamp tube structure according to claim 1, it is characterized in that, each end of this fluorescent tube is formed with at least one locating notch, and the inwall of each end cap is formed with at least one locating convex block corresponding to this locating notch, and, when on the end that end cap is arranged at fluorescent tube, this locating convex block slips into and is fixedly installed in this locating notch.
3. LED lamp tube structure according to claim 1, is characterized in that, the inwall both sides of this fluorescent tube are formed with two agent localization blocks in correspondence with each other, and this main body is fixedly installed on this fluorescent tube inside by these two agent localization blocks.
4. LED lamp tube structure according to claim 1, is characterized in that, this main body is respectively arranged with two reflective sheetings in its two ends, and the setting of these two reflective sheetings can intercept between and two end caps inner in this fluorescent tube respectively.
5. LED lamp tube structure according to claim 1, is characterized in that, this first pliability pcb board comprises:
Basic unit, is arranged in this main body;
Copper foil circuit layer, is arranged in this basic unit, and this copper foil circuit layer is formed with multiple weld metal pad thereon;
Welding resisting layer, is covered in this copper foil circuit layer on the surface, and this welding resisting layer offers multiple welding window, in order to expose the plurality of weld metal pad;
Wherein, those LED luminescence components are arranged on this welding resisting layer, and are welded to each other by those welding windows and those weld metal pads;
Wherein, this driving and control module are electrically connected at those LED luminescence components by this first pliability pcb board.
6. LED lamp tube structure according to claim 5, is characterized in that, the material of this basic unit is selected from any one of following group: aluminum metal, polypropylene, pi, polyethylene, Merlon and PET.
7. LED lamp tube structure according to claim 1, is characterized in that, this fluorescent tube is glass lamp or plastics fluorescent tube.
8. LED lamp tube structure according to claim 1, is characterized in that, made by this body comprises metal material, and its ectonexine can spray attachment adularescent coating to increase the light reflecting effect of main body.
9. LED lamp tube structure according to claim 1, is characterized in that, these two end caps are incorporated into the both ends of this fluorescent tube respectively by ultrasonic fusion techniques.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420805363.8U CN204268171U (en) | 2014-12-17 | 2014-12-17 | LED lamp tube structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420805363.8U CN204268171U (en) | 2014-12-17 | 2014-12-17 | LED lamp tube structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204268171U true CN204268171U (en) | 2015-04-15 |
Family
ID=52803035
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420805363.8U Expired - Fee Related CN204268171U (en) | 2014-12-17 | 2014-12-17 | LED lamp tube structure |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN204268171U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114941810A (en) * | 2022-04-29 | 2022-08-26 | 厦门普为光电科技有限公司 | Light-emitting diode lamp tube with flexible plate connecting structure and manufacturing method thereof |
-
2014
- 2014-12-17 CN CN201420805363.8U patent/CN204268171U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114941810A (en) * | 2022-04-29 | 2022-08-26 | 厦门普为光电科技有限公司 | Light-emitting diode lamp tube with flexible plate connecting structure and manufacturing method thereof |
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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 |
Granted publication date: 20150415 Termination date: 20161217 |
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| CF01 | Termination of patent right due to non-payment of annual fee |