CN202158410U - LED (light emitting diode) flexible lamp bar encapsulated by silica gel - Google Patents
LED (light emitting diode) flexible lamp bar encapsulated by silica gel Download PDFInfo
- Publication number
- CN202158410U CN202158410U CN2011201890996U CN201120189099U CN202158410U CN 202158410 U CN202158410 U CN 202158410U CN 2011201890996 U CN2011201890996 U CN 2011201890996U CN 201120189099 U CN201120189099 U CN 201120189099U CN 202158410 U CN202158410 U CN 202158410U
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- silica gel
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- lamp bar
- flexible lamp
- led flexible
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Abstract
The utility model relates to an LED (light emitting diode) flexible lamp bar encapsulated by silica gel. In particular, the utility model provides an LED flexible lamp bar encapsulated by silica gel, which comprises a flexible circuit board (4), a lamp bar main body of an LED (1; 21; 31) mounted on the flexible circuit board (4) and a silica gel layer (2; 12;22; 32) applied on the lamp bar main body.
Description
Technical field
The utility model relates to LED illumination application field.More specifically, the utility model relates to a kind of LED flexible lamp strip, and this lamp bar is to adopt silica gel to come embedding.
Background technology
In the LED application industry, the LED flexible lamp strip is because soft, frivolous, characteristics such as color is pure, simple installation are widely used in building body profile; Step, exhibition booth, bridge; The hotel, KTV decorative lighting, and the places such as advertisement design of the making of advertising signboard, various large-scale animation, calligraphy and painting.Along with the maturation gradually of LED flexible lamp strip technology, its range of application also can be more extensive.
But at present on the market the LED flexible lamp strip overwhelming majority is to adopt soft epoxy resin to instil on lamp bar surface, treats that colloid solidifies the back to play the water proof and dust proof effect.Because the not anti-UV of soft epoxy resin itself, be prone to characteristics such as aging, the LED flexible lamp strip colloid jaundice can occur after long-term the use, hardening becomes fragile, rupture, LED lamp pearly-lustre decline aggravation, lamp extremely, phenomenons such as FPC pad place's oxidation blackout.The use of soft epoxy resin can be shortened LED flexible lamp strip due service life itself greatly, has also buried hidden danger for the electrical safety aspect in user's use.
In the scheme one of prior art, after the two component silica gel of employing mix according to a certain percentage, instil again on the lamp bar, play the water proof and dust proof effect.But in this scheme one, two component silica gel are necessary through a certain proportion of proportioning because of in use, and need through fully using after the stirring.Complex process, and occur easily that proportioning is not normal to cause solidifying not exclusively.
In the scheme two of prior art, employing is injected epoxy resin glue after the lamp bar is passed the PVC sleeve pipe in sleeve pipe, play the water proof and dust proof effect.But in this scheme two, the heat dispersion of PVC sleeve pipe and epoxy resin is relatively poor.Jaundice appears in long-time use the, LED lamp bar easily, hardening becomes fragile, and under low temperature environment easy fracture; The LED lamp is prone to light decay aggravation, bad phenomenon such as dead lamp.
Therefore, need a kind of new LED lamp bar sealing technology in the art and solve above-mentioned technical problem and other technical problem, and the many excellent technique effects that are superior to prior art are provided.
The utility model content
The utility model is intended to solve above technical problem with other.
According to the utility model, can adopt silicone tube, for example U-shaped gas-phase silicon sebific duct is wrapped the FPC bar ring that has welded LED and resistance, and seal with special silica gel binding agent at two ends, and single-component organic silicon glue is instiled forms silica gel layer in PCB surface again.Silica gel will seal LED and resistance fully, reaches the water proof and dust proof effect.
According to the one side of the utility model, a kind of LED flexible lamp strip of silica gel embedding is provided, comprising: the lamp bar main body that has FPC and be installed in the LED on the FPC; With the silica gel layer that is applied on the lamp bar main body.
According to an embodiment of the utility model, silica gel layer is the silica gel layer that is formed by one pack system silica gel.
Another embodiment according to the utility model also comprises shell, wherein, and housing parts ring bag lamp bar main body.
According to another embodiment of the utility model, shell is the shell that silica gel is processed.
According to another embodiment of the utility model, shell is a U-shaped silica gel sleeve pipe.
According to another embodiment of the utility model, also comprise end that is sealed in lamp bar main body and the silica gel plug (6) that is connected the joint area between the lead.
According to another embodiment of the utility model, the LED flexible lamp strip is LED flexible light band, LED straight strap lamp, aluminum strip lamp or LED module.
According to another embodiment of the utility model, silica gel layer is instillation or pours into and the silica gel layer of formation sealing cambered surface.
According to another embodiment of the utility model, silica gel layer has been flooded LED.
According to the one side of the utility model, disclosed a kind of method of utilizing silica gel embedding LED flexible lamp strip, may further comprise the steps: the lamp bar main body that has FPC and be installed in the LED on the FPC is provided; With silica gel is applied on the lamp bar main body, thereby form the silica gel layer of sealing.
According to a method embodiment of the utility model, silica gel is one pack system silica gel.
Another method embodiment according to the utility model also comprises, adopts the housing parts ring to encase lamp bar main body.
According to another method embodiment of the utility model, shell adopts silica gel to process.
According to another method embodiment of the utility model, shell is a U-shaped silica gel sleeve pipe.
Another method embodiment according to the utility model also comprises, utilizes silica gel plug (6) to come the end and the joint area that is connected between the lead of seal lamps bar main body.
According to another method embodiment of the utility model, the LED flexible lamp strip is LED flexible light band, LED straight strap lamp, aluminum strip lamp or LED module.
According to another method embodiment of the utility model, utilizing instils or pour into forms the silica gel layer with sealing cambered surface.
The utility model can adopt organosilicon embedding LED flexible lamp strip, and the lamp bar that uses the method to make can solve following technical problem at least:
The glue sealing structure of existing lamp bar is ability UV not, colloid xanthochromia after use a period of time, the problem that is easy to wear out; Behind the high low temperature aging of existing lamp bar process, the problem that the colloid hardening becomes fragile; Light decay aggravated problem after existing lamp bar used a period of time; With the water resistance problem under the outdoor service condition of existing lamp bar, degree of protection can not reach the problem of IP67.
Description of drawings
Through combining following this specification of advantages, it is more obvious that the characteristic of the utility model, purpose and advantage will become, in the accompanying drawings:
Fig. 1 is the floor map according to the water-proof LED flexible lamp bar of the utility model one example embodiment.
Fig. 2 is the cross sectional representation of water-proof LED flexible lamp bar shown in Figure 1 along line A-A, has shown a kind of schematic silica gel glue sealing structure according to the utility model.
Fig. 3 is the floor map according to end with the silica gel glue sealing structure that is connected the joint area between the lead of the water-proof LED flexible lamp bar of the utility model one example embodiment.
Fig. 4 is the cross sectional representation according to the LED flexible lamp strip of the total silicon glue embedding of another example embodiment of the utility model.
Fig. 5 is according to the straight strap lamp of half silica gel embedding of another example embodiment of the utility model, the cross sectional representation of aluminum strip lamp.
Fig. 6 is the cross sectional representation according to the LED module of half silica gel embedding of another example embodiment of the utility model.
The specific embodiment
To combine accompanying drawing and illustrative examples that the silica gel embedding LED lamp bar and the method for the utility model are described in more detail below.
But, it will be appreciated by those skilled in the art that the following stated only is to illustrate and describe some preferred implementations, some other similarly or the embodiment that is equal to equally also can be used for implementing the utility model.
In the utility model; The understanding on the wide sense should be done in the term " LED flexible lamp strip " that adopts; For convenience, not only comprise known traditionally in the industry various LED flexible lamp strips, also comprise the various LED products that need embedding of LED straight strap lamp, aluminum strip lamp, LED module or the like.
Fig. 1 is the floor map according to the water-proof LED flexible lamp bar of the utility model one example embodiment.Fig. 2 is the cross sectional representation of water-proof LED flexible lamp bar shown in Figure 1 along line A-A, has shown a kind of silica gel glue sealing structure according to the utility model.As depicted in figs. 1 and 2; Shown structure according to the water-proof LED flexible lamp bar of the utility model one example embodiment; Wherein, Water-proof LED flexible lamp bar comprises FPC (FPC) 4 and the LED lamp 1 that is installed on the FPC 4 (or claiming FPC bar 4), and in the utility model, their combination is that the LED flexible lamp strip semi-finished product form with not embedding provides.In addition; Water-proof LED flexible lamp bar shown in Figure 2 also comprises silicone tube; U-shaped gas-phase silicon sebific duct (being that its cross section is a U-shaped) 3 for example, this U-shaped gas-phase silicon sebific duct 3 will weld LED 1 and wrap with the FPC bar 4 part rings of other components and parts such as resistance, single-component organic silicon glue 2 applied (for example instiling or perfusion) on FPC bar 4 and LED 1 surface again; The silica gel layer 2 of these exposed surfaces has been sealed in formation; Wherein, silica gel 2 seals LED 1 and other components and parts such as resistance fully, thereby plays the water proof and dust proof effect.
Fig. 3 is the floor map according to end with the silica gel glue sealing structure that is connected the joint area between the lead of the water-proof LED flexible lamp bar of the utility model one example embodiment.This example embodiment according to the utility model; As shown in Figure 3, wherein, after the FPC bar 4 part rings that will weld LED 1 and other components and parts such as resistance with for example U-shaped gas-phase silicon sebific duct 3 are wrapped; Two ends and the joint area that is connected between the lead 5 at FPC bar 4; Can adopt special silica gel binding agent to seal, thereby form the silica gel plug 6 that this joint area is sealed, as shown in Figure 3.This silica gel plug 6 not only can further guarantee waterproof and dustproof and the sealing property of the water-proof LED flexible lamp bar of the utility model at its two ends; Thereby solved the problem of water-proof LED flexible lamp bar two ends joint area waterproof sealing poor-performing traditionally reliably; But also the two ends and intensity that is connected the connection between the lead 5 and reliability of further having improved FPC bar 4 indirectly, thereby the reliability during operation and the service life of water-proof LED flexible lamp bar are provided further.
Fig. 4 is the cross sectional representation according to the LED flexible lamp strip of the total silicon glue embedding of another example embodiment of the utility model.As shown in Figure 4, shown another embodiment with total silicon glue embedding LED flexible lamp strip.In this embodiment, do not adopt silicone tube, but directly on the whole surface of LED flexible lamp strip one side all with silica gel 12 embeddings, all components and parts with on this face comprise LED 11, and FPC bar 14 is surperficial all gets up with the silica gel embedding.
Fig. 5 is that its embedding mode is similar to the embodiment of Fig. 2 according to the straight strap lamp of half silica gel embedding of another example embodiment of the utility model, the cross sectional representation of aluminum strip lamp.That is, adopt shell 23, be preferably the shell that silica gel is processed; LED 21 is wrapped with PCB 24 part rings; Again single-component organic silicon glue 22 is instiled and cover on PCB 24 and LED 21 surfaces, thereby utilize the structure that is combined to form sealing of silica gel 22 and shell 23, play the water proof and dust proof effect.
Fig. 6 is that its embedding mode is similar to the embodiment of Fig. 5 according to the cross sectional representation of the LED module of half silica gel embedding of another example embodiment of the utility model.Promptly; Adopt shell 33; Be preferably the shell that silica gel is processed, LED 31 is wrapped with PCB 34 part rings, again silica gel 32 is instiled and cover on PCB 24, LED 21, the wire rod 7 (for example PVC wire rod); Thereby utilize the structure that is combined to form sealing of single-component organic silicon glue 32 and shell 33, play the water proof and dust proof effect.
In the utility model; For example; Can utilize automatic encapsulating machine silica gel material to be potted on the surface of LED lamp bar and suitably flood LED; Can form certain sealing cambered surface (for example Fig. 4, shown in 5) at the tension force of lamp bar surface by utilizing liquid, can prevent effectively that sealing gets into the lamp bar, reaches the effect of protection LED and other components and parts and the unlikely short circuit of circuit.
And, in the utility model, single-component organic silicon glue is covered LED and FPC go up and combine closely with gas-phase silicon gum cover or sebific duct.Because single-component organic silicon have glue to material adhesion such as FPC, PVC wire rod, LED packaging plastic, PPA, metal, silica gel sleeve pipes strong and solidify after do not absorb moisture, solidify the characteristic that xanthochromia does not take place by force the anti-UV ability in back.
Adopt the LED lamp bar product of single-component organic silicon glue embedding can be applicable to the open air fully, directly be exposed to unlikely jaundice under the sunshine, use long-time back colloid fracture can not occur; Arbitrarily bending and phenomenon such as colloid fragility fracture do not occur again after can lighting for a long time.Half-packaging water proof lamp bar even can directly be applied under water and not and short circuit can occur.
In the utility model, the silica gel that is adopted is one pack system preferably, need not proportioning, need not froth breaking, has the characteristic that intrinsic tension force under the silica gel liquid state forms nature sealing cambered surface.And can play the effect of waterproof and dustproof and insulation protection.
Caking property between the materials such as one pack system silica gel that the utility model adopts and FPC, PVC wire rod, LED packaging plastic, PPA, metal, silica gel sleeve pipe is all very good, in conjunction with solid and reliable.
According to the utility model specific embodiment, the U-shaped silica gel sleeve pipe that in half silica gel embedding LED lamp bar, is adopted is applied on the LED flexible lamp strip, can also play the effect of shell moulding.
In following table 1; Utilize experiment to prove that the LED lamp bar product that adopts the embedding of single-component organic silicon glue is at the number of products aspect of performance; For example ageing properties, light transmittance, bend resistance performance, anti-UV performance, water resistance or the like obviously are superior to the respective performances of epoxy resin embedding LED lamp bar product.
Table 1
Therefore, the utility model adopts organosilicon embedding LED flexible lamp strip, and the lamp bar of making like this can solve following technical problem at least:
The glue sealing structure of existing lamp bar is ability UV not, colloid xanthochromia after use a period of time, and the problem that is easy to wear out, this realizes through using silica gel; Behind the high low temperature aging of existing lamp bar process, the problem that the colloid hardening becomes fragile, this realizes through using silica gel; Light decay aggravated problem after existing lamp bar used a period of time; With the water resistance problem under the outdoor service condition of existing lamp bar, degree of protection can not reach the problem of IP67 grade.
More than combine accompanying drawing that the method specific embodiment has been carried out detailed description to the utility model.But, it will be appreciated by those skilled in the art that the above only is to illustrate and describe some specific embodiment, to the scope of the utility model, especially the scope of claim does not have any restriction.
Claims (9)
1. the LED flexible lamp strip of a silica gel embedding is characterized in that, said LED flexible lamp strip comprises:
The lamp bar main body that has FPC and be installed in the LED on the said FPC; With
Be applied to the silica gel layer on the said lamp bar main body.
2. the LED flexible lamp strip of silica gel embedding according to claim 1 is characterized in that, said silica gel layer is the silica gel layer that is formed by one pack system silica gel.
3. the LED flexible lamp strip of silica gel embedding according to claim 1 and 2 is characterized in that, also comprises shell, wherein, and the said lamp bar of said housing parts ring bag main body.
4. the LED flexible lamp strip of silica gel embedding according to claim 3 is characterized in that, said shell is the shell that silica gel is processed.
5. the LED flexible lamp strip of silica gel embedding according to claim 3 is characterized in that, said shell is a U-shaped silica gel sleeve pipe.
6. the LED flexible lamp strip of silica gel embedding according to claim 1 and 2 is characterized in that, also comprises end that is sealed in said lamp bar main body and the silica gel plug that is connected the joint area between the lead.
7. the LED flexible lamp strip of silica gel embedding according to claim 1 and 2 is characterized in that, said LED flexible lamp strip is LED flexible light band, LED straight strap lamp, aluminum strip lamp or LED module.
8. the LED flexible lamp strip of silica gel embedding according to claim 1 and 2 is characterized in that, said silica gel layer is instillation or pours into and the silica gel layer of formation sealing cambered surface.
9. the LED flexible lamp strip of silica gel embedding according to claim 1 and 2 is characterized in that said silica gel layer is flooded said LED.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201890996U CN202158410U (en) | 2011-06-07 | 2011-06-07 | LED (light emitting diode) flexible lamp bar encapsulated by silica gel |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2011201890996U CN202158410U (en) | 2011-06-07 | 2011-06-07 | LED (light emitting diode) flexible lamp bar encapsulated by silica gel |
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| Publication Number | Publication Date |
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| CN202158410U true CN202158410U (en) | 2012-03-07 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN2011201890996U Expired - Fee Related CN202158410U (en) | 2011-06-07 | 2011-06-07 | LED (light emitting diode) flexible lamp bar encapsulated by silica gel |
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Cited By (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102563434A (en) * | 2011-06-07 | 2012-07-11 | 梁俊 | Silicone filled and sealed LED flexible light bar and method for filling and sealing LED flexible light bar with silicone |
| CN102853309A (en) * | 2012-03-21 | 2013-01-02 | 陈晓东 | Waterproof flexible LED (light-emitting diode) strip and manufacture method thereof |
| CN102889490A (en) * | 2012-10-18 | 2013-01-23 | 宁波复洋光电有限公司 | High water-proof high service life LED (light-emitting diode) soft lamp belt and manufacturing method thereof |
| CN102983125A (en) * | 2012-11-27 | 2013-03-20 | 北京半导体照明科技促进中心 | LED (Light Emitting Diode) encapsulating body, manufacturing method thereof and LED system containing LED encapsulating body |
| WO2014040772A1 (en) * | 2012-09-14 | 2014-03-20 | Phoenix Contact Gmbh & Co. Kg | Sleeve seal |
| CN104476747A (en) * | 2014-11-28 | 2015-04-01 | 中国航空工业集团公司金城南京机电液压工程研究中心 | Transparent coating method of linear luminophor |
| CN105864675A (en) * | 2016-06-16 | 2016-08-17 | 珠海格力电器股份有限公司 | Indoor unit of air conditioner and lamp belt component of indoor unit |
| CN105927883A (en) * | 2016-07-06 | 2016-09-07 | 中山市美耐特光电有限公司 | Paster type LED flexible light strip |
| CN107120570A (en) * | 2017-06-02 | 2017-09-01 | 胡玉霜 | A kind of wall lamp |
| US10578271B1 (en) | 2019-04-17 | 2020-03-03 | Excellence Optoelectronics Inc. | Vehicle LED linear lighting module |
| CN113285002A (en) * | 2021-04-16 | 2021-08-20 | 深圳市国盈光电有限公司 | Lamp belt and production method thereof |
-
2011
- 2011-06-07 CN CN2011201890996U patent/CN202158410U/en not_active Expired - Fee Related
Cited By (15)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102563434A (en) * | 2011-06-07 | 2012-07-11 | 梁俊 | Silicone filled and sealed LED flexible light bar and method for filling and sealing LED flexible light bar with silicone |
| CN102853309A (en) * | 2012-03-21 | 2013-01-02 | 陈晓东 | Waterproof flexible LED (light-emitting diode) strip and manufacture method thereof |
| WO2014040772A1 (en) * | 2012-09-14 | 2014-03-20 | Phoenix Contact Gmbh & Co. Kg | Sleeve seal |
| CN102889490A (en) * | 2012-10-18 | 2013-01-23 | 宁波复洋光电有限公司 | High water-proof high service life LED (light-emitting diode) soft lamp belt and manufacturing method thereof |
| CN102889490B (en) * | 2012-10-18 | 2014-12-10 | 宁波复洋光电有限公司 | High water-proof high service life LED (light-emitting diode) soft lamp belt and manufacturing method thereof |
| CN102983125B (en) * | 2012-11-27 | 2015-07-01 | 北京半导体照明科技促进中心 | LED (Light Emitting Diode) encapsulating body, manufacturing method thereof and LED system containing LED encapsulating body |
| CN102983125A (en) * | 2012-11-27 | 2013-03-20 | 北京半导体照明科技促进中心 | LED (Light Emitting Diode) encapsulating body, manufacturing method thereof and LED system containing LED encapsulating body |
| CN104476747A (en) * | 2014-11-28 | 2015-04-01 | 中国航空工业集团公司金城南京机电液压工程研究中心 | Transparent coating method of linear luminophor |
| CN105864675A (en) * | 2016-06-16 | 2016-08-17 | 珠海格力电器股份有限公司 | Indoor unit of air conditioner and lamp belt component of indoor unit |
| CN105864675B (en) * | 2016-06-16 | 2019-05-31 | 珠海格力电器股份有限公司 | Air conditioner indoor unit and its lamp strip assembly |
| CN105927883A (en) * | 2016-07-06 | 2016-09-07 | 中山市美耐特光电有限公司 | Paster type LED flexible light strip |
| CN107120570A (en) * | 2017-06-02 | 2017-09-01 | 胡玉霜 | A kind of wall lamp |
| US10578271B1 (en) | 2019-04-17 | 2020-03-03 | Excellence Optoelectronics Inc. | Vehicle LED linear lighting module |
| CN113285002A (en) * | 2021-04-16 | 2021-08-20 | 深圳市国盈光电有限公司 | Lamp belt and production method thereof |
| CN113285002B (en) * | 2021-04-16 | 2023-03-14 | 深圳市国盈光电有限公司 | Lamp belt and production method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| ASS | Succession or assignment of patent right |
Owner name: RISHANG OPTOELECTRONICS CO., LTD. Free format text: FORMER OWNER: LIANG JUN Effective date: 20130606 |
|
| C41 | Transfer of patent application or patent right or utility model | ||
| TR01 | Transfer of patent right |
Effective date of registration: 20130606 Address after: 518108 Guangdong city of Shenzhen province Baoan District Shiyan Street Community Hongfa stone new Jia Terry hi tech Park (formerly Hong Long High-tech Industrial Park No. 2 Building 2 building three or four, building five) Patentee after: Rishang Optoelectronics Co., Ltd. Address before: 518108 Guangdong province Shenzhen City Road Baoan District Shiyan town Tangtou Hongfa Jia Terry hi tech Park Building 5 floor 2 Patentee before: Liang Jun |
|
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20120307 Termination date: 20150607 |
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| EXPY | Termination of patent right or utility model |