CN104763914A - SMD type flexible LED lamp band - Google Patents
SMD type flexible LED lamp band Download PDFInfo
- Publication number
- CN104763914A CN104763914A CN201510192221.8A CN201510192221A CN104763914A CN 104763914 A CN104763914 A CN 104763914A CN 201510192221 A CN201510192221 A CN 201510192221A CN 104763914 A CN104763914 A CN 104763914A
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- CN
- China
- Prior art keywords
- heart yearn
- surface mounted
- mounted led
- adopting surface
- light band
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V19/00—Fastening of light sources or lamp holders
- F21V19/001—Fastening of light sources or lamp holders the light sources being semiconductors devices, e.g. LEDs
- F21V19/0015—Fastening arrangements intended to retain light sources
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21Y—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO THE FORM OR THE KIND OF THE LIGHT SOURCES OR OF THE COLOUR OF THE LIGHT EMITTED
- F21Y2103/00—Elongate light sources, e.g. fluorescent tubes
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The invention discloses an SMD type flexible LED lamp band and belongs to the field of illumination. The SMD type flexible LED lamp band comprises a core wire, a wrapping layer, a plurality of flexible PCBs and a plurality of SMD LED chips, wherein the core wire is wrapped by the wrapping layer, and the SMD LED chips are arranged on the flexible PCBs. The core wire is provided with a containing channel in the length direction. The flexible PCBs are arranged in the containing channel in sequence. The sidewall of the core wire is provided with through holes in sequence. The SMD LED chips are contained in the through holes. The core wire is provided with an insertion groove for the flexible PCBs to be inserted into the core wire. Through the arrangement of the structure, the SMD type flexible LED lamp band is thinner, materials are effectively saved, flexibility is better, the illuminating effect is better, the rate of finished products is higher, and the requirements of producers and users can be met well.
Description
Technical field
The present invention relates to lighting field, particularly relate to a kind of adopting surface mounted LED flexible light band.
Background technology
Along with improving constantly of people's living standard, the use of LED is also more and more universal.In the prior art, the patent No. is that the Chinese patent of 201010176873.X discloses a kind of ultrathin flexible lamp band, this ultrathin flexible lamp band comprises heart yearn, clad and some pins type LED lamp pearls, connected by plain conductor between pins type LED lamp pearl between two, limiting through hole is offered successively in the side of heart yearn, be sleeved on pins type LED lamp pearl accordingly by limiting through hole, realize the spacing of pins type LED lamp pearl, pins type LED lamp pearl is made to be formed in the process of clad in injection moulding, enough intensity can not be possessed because of plain conductor, and cause the phenomenon occurring displacement between two between pins type LED lamp pearl, thus ensure that the yield rate of this pins type LED light bar.
Subsequently, be disclose a kind of flexible LED SMD lamp belt in the patent of 201010547251.3 in China Patent No., this flexible LED SMD lamp belt comprises some adopting surface mounted LED chips, some unit flexible PCB, heart yearn and clad, adopting surface mounted LED chip is equidistantly arranged in flexible PCB, and utilize heart yearn by flexible PCB and adopting surface mounted LED chip coated, by pulling heart yearn, on heart yearn, injection moulding forms clad.In the flexible LED SMD lamp belt of said structure, due to adopting surface mounted LED chip is arranged in flexible PCB, and flexible PCB has certain supporting role, adopting surface mounted LED chip is made to be difficult to occur the phenomenon of displacement to a certain extent, therefore, those skilled in the art think the limiting through hole can saved on heart yearn.
But, in the flexible LED SMD lamp belt of said structure, 1, because heart yearn forms full coated state to flexible PCB and adopting surface mounted LED chip, make to there is heart yearn clad between adopting surface mounted LED chip and clad, cause heart yearn to have larger thickness, make to need in production process to drop into more heart yearn material; Particularly for the situation that adopting surface mounted LED light bar is more and more popularized, large batch of need of production additionally drops into a large amount of heart yearn materials; Further, its thickness of the clad of cladding core wire is also inevitable comparatively large, also needs to drop into more coating layer material, cause production cost to improve in production process.2, its thickness of flexible LED SMD lamp belt due to said structure is comparatively large, causes its flexibility poor, reduces the pliability of adopting surface mounted LED light bar, be unfavorable for that adopting surface mounted LED light bar is in the layout of the positions such as corner.3, the light sent due to adopting surface mounted LED chip needs could arrive the external world through heart yearn clad, and therefore heart yearn clad impacts the illumination effect of adopting surface mounted LED chip to a certain extent.Although 4 flexible PCB have certain supporting role, formed in injection moulding in the process of clad, still can there is the hidden danger that displacement occurs adopting surface mounted LED chip, thus have influence on the yield rate of flexible LED SMD lamp belt.5, in order to reach the effect of illumination, heart yearn is necessary for transparent heart yearn, then the flexible PCB being arranged in heart yearn can directly represent in user's eye, to the sense of security that user is lower, greatly reduces the degree of recognition of user to product.
To sum up, due to existing adopting surface mounted LED light bar have that thickness is large, waste material, flexibility is poor, illumination effect is poor, yield rate is lower and customer acceptance degree is lower problem, be difficult to the demand meeting the producer, user.
Summary of the invention
The object of this invention is to provide a kind of adopting surface mounted LED flexible light band, this adopting surface mounted LED flexible light band is thinner, effectively save material, and flexibility is better, illumination effect is better, yield rate is higher.
For achieving the above object, the present invention adopts following technical scheme:
A kind of adopting surface mounted LED flexible light band, comprise heart yearn, by clad coated for described heart yearn, some flexible PCB and some adopting surface mounted LED chips of being arranged in described flexible PCB, described heart yearn offers holding channel along its length, described flexible PCB is successively set in described holding channel, the sidewall of described heart yearn offers through hole successively, described adopting surface mounted LED receive chips is in described through hole, described heart yearn offers inserts groove, inserts in described heart yearn for described flexible PCB.
Described heart yearn is opaque heart yearn.
Described heart yearn is opaque colored heart yearn.
On described heart yearn, segment identification is provided with between every two adjacent described flexible PCB.
Described segment identification is identification hole, a wall portion of at least through heart yearn of this identification hole.
Described groove of inserting is arranged on the heart yearn sidewall relative with described through hole.
The inwall of described through hole is close to the sidewall of described adopting surface mounted LED chip.
Also be embedded with the connection wire for being electrically connected with external power source in described heart yearn, described connection wire is electrically connected with described flexible PCB.
Described heart yearn is the heart yearn that plastic material is formed.
Beneficial effect of the present invention is: 1, the present invention is by above-mentioned vibrational power flow, flexible PCB is arranged in the holding channel of heart yearn, adopting surface mounted LED chip is arranged in the through hole of heart yearn, then heart yearn forms half coated state to flexible PCB and adopting surface mounted LED chip, eliminate in structure in the past the heart yearn clad be present between heart yearn and adopting surface mounted LED chip, greatly reduce the thickness of heart yearn, decrease the thickness of clad, make the thickness of adopting surface mounted LED flexible light band of the present invention thinner, save heart yearn material and coating layer material, significantly reduce production cost.2, when identical material, thinner adopting surface mounted LED flexible light band has better flexibility, and namely adopting surface mounted LED flexible light band of the present invention has better pliability, is beneficial to the layout of adopting surface mounted LED flexible light band in various position.3, the light that the adopting surface mounted LED chip in core wire through hole sends, without the need to the heart yearn clad in structure in the past, improves the illumination effect of adopting surface mounted LED flexible light band of the present invention effectively.4, formed in injection moulding in the process of clad, through hole can form spacing effect to adopting surface mounted LED chip, makes adopting surface mounted LED chip there will not be the phenomenon of displacement, plays good auxiliary positioning effect, effectively improves yield rate.
To sum up, adopting surface mounted LED flexible light band of the present invention is thinner, effectively save material, and flexibility is better, illumination effect is better, yield rate is higher, can meet the demand of the producer, user well.
Accompanying drawing explanation
Fig. 1 is partial sectional view of the present invention;
Fig. 2 is the partial sectional view of the present invention's (saving clad);
Fig. 3 is the structural representation of heart yearn of the present invention;
Fig. 4 is the assembling schematic diagram of heart yearn of the present invention and flexible PCB and adopting surface mounted LED chip;
Fig. 5 is the schematic diagram that heart yearn of the present invention and flexible PCB and adopting surface mounted LED chip complete assembling.
Detailed description of the invention
Below, by reference to the accompanying drawings and detailed description of the invention, the present invention is described further:
See figures.1.and.2, a kind of adopting surface mounted LED flexible light band, comprise heart yearn 1, by opaque cladding layer 2 coated for described heart yearn 1, some unit flexible PCB 3 and the some adopting surface mounted LED chips 4 be arranged in described flexible PCB 3, described heart yearn 1 offers holding channel 11 along its length, described flexible PCB 3 is successively set in described holding channel 11, gap is left between adjacent circuit plate, the sidewall 15 of described heart yearn 1 offers through hole 12 successively, described adopting surface mounted LED chip 4 is contained in described through hole 12, described heart yearn 1 offers inserts groove 13, insert in described heart yearn 1 for described flexible PCB 3.
With reference to Fig. 3, 1, the present invention is by above-mentioned vibrational power flow, flexible PCB 3 is arranged in the holding channel 11 of heart yearn 1, adopting surface mounted LED chip 4 is arranged in the through hole 12 of heart yearn 1, then heart yearn 1 pair of flexible PCB 3 and adopting surface mounted LED chip 4 form half coated state, eliminate in structure in the past the heart yearn clad be present between heart yearn 1 and adopting surface mounted LED chip 4, greatly reduce the thickness of heart yearn 1, decrease the thickness of clad 2, make the thickness of adopting surface mounted LED flexible light band of the present invention thinner, save heart yearn material and coating layer material, significantly reduce production cost.2, when identical material, thinner adopting surface mounted LED flexible light band has better flexibility, and namely adopting surface mounted LED flexible light band of the present invention has better pliability, is beneficial to the layout of adopting surface mounted LED flexible light band in various position.3, the light that the adopting surface mounted LED chip 4 in core wire through hole 12 sends, without the need to the heart yearn clad in structure in the past, improves the illumination effect of adopting surface mounted LED flexible light band of the present invention effectively.4, formed in injection moulding in the process of clad 2, through hole 12 can form spacing effect to adopting surface mounted LED chip 4, makes adopting surface mounted LED chip 4 there will not be the phenomenon of displacement, plays good auxiliary positioning effect, effectively improve yield rate.
With reference to Fig. 4, during the adopting surface mounted LED flexible light band assembling of said structure, because heart yearn 1 has certain elastic deformation ability, raise the heart yearn being positioned at and inserting groove 13 both sides by elasticity, flexible PCB 3 and LED chip 4 are raised dispose into holding channel 11 in this.With reference to Fig. 5, after completing and inserting, be positioned at the heart yearn elastic reset of inserting groove 13 both sides, flexible PCB 3 is formed coated support, can effectively prevent the phenomenons such as flexible PCB 3 is out of shape, adopting surface mounted LED chip 4 comes off, effectively improve yield rate.
To sum up, adopting surface mounted LED flexible light band of the present invention is thinner, effectively save material, and flexibility is better, illumination effect is better, yield rate is higher, can meet the demand of the producer, user well.
As the preferred embodiments of the present invention, described heart yearn 1 is opaque heart yearn.Because heart yearn 1 is only formed half coated to adopting surface mounted LED chip 4, opaque heart yearn does not only affect light bar normal luminous, can also be hidden in heart yearn 1 by flexible PCB 3, directly not represent in the eye of user, to the sense of security that user is stronger, with the degree of recognition in improving product and user's eye.Further, heart yearn 1 can also be arranged to opaque colored heart yearn, as yellow, red etc., concrete color can be arranged in pairs or groups according to the needs of actual environment, meets the demand of user to product diversity, has stronger attraction; Further, even if when adopting surface mounted LED flexible light band does not use, opaque colored heart yearn also can play certain decorative effect.
In the present embodiment, in adopting surface mounted LED flexible light band, have gap to be arranged in heart yearn between each unit (each section) flexible PCB 3, every section of flexible PCB 3 forms a light bar unit, form a current supply circuit to power to LED, each light bar unit can use separately.Therefore, be easy to make user obtain segmentation position, be convenient to the cutting of user to adjacent lamps tape cell, avoid the situation causing light bar unit to be scrapped because cutting by mistake, the present invention by being provided with segment identification 14 between every two adjacent described flexible PCB 3 on described heart yearn 1, and indicating user can carry out section cutting along segment identification 14.Segment identification 14 also has a function, owing to being precision optical machinery production, adopting surface mounted LED chip 4 is precisely equally spaced between flexible PCB 3, but due to the ambroin that heart yearn 1 is flexible, there is ductility, process in the process of through hole 12 pulling heart yearn 1, heart yearn 1 can be stretched, so that the spacing between through hole 12 may have deviation with the spacing of adopting surface mounted LED chip 4, if this deviation corrects not in time, will produce superposition, cause larger error, segment identification 14 can process to through hole 12 effect played segmentation and again correct.
Particularly: described segment identification 14 is identification hole, one wall portion of the through heart yearn 1 of this identification hole, because clad 2 is transparent, and heart yearn 1 is opaque, this identification hole just forms the form that is played detection effect on heart yearn 1, can check whether identification hole is in the interstitial site between unit flexible PCB 3 through this identification hole, whether identification hole position has the wire etc. being not suitable for shearing, and then determines that can carry out shearing provides reference for user.。
In the present invention, described in insert groove 13 and be arranged on the heart yearn sidewall relative with described through hole 12; In an assembling process, because through hole 12 is relative with inserting groove 13, to need the adopting surface mounted LED chip 4 in flexible PCB 3 towards through hole 12, make adopting surface mounted LED chip 4 accordingly in receiving through-hole 12, assembling resulting structures is more firm.
In the present invention, because heart yearn 1 has certain elastic deformation ability, the inwall of described through hole 12 is close to the sidewall of described adopting surface mounted LED chip 4, the position-limiting action of further reinforcement through hole 12 pairs of adopting surface mounted LED chips 4, make the structure between heart yearn 1 and adopting surface mounted LED chip 4 more stable, contribute to the auxiliary positioning formed in injection moulding in the process of clad 4.
In the present invention, the connection wire 5 for being electrically connected with external power source is also embedded with in described heart yearn 1, described connection wire 5, by being connected with the lead-in wire 6 of flexible PCB 3 end, realizing being electrically connected with described flexible PCB 3, can realize the normal luminous of adopting surface mounted LED flexible light band.
In the present invention, what heart yearn 1 preferably adopted is the heart yearn be made up of plastic material, effectively can meet the performance requirement of heart yearn, draws materials conveniently.
To one skilled in the art, according to technical scheme described above and design, other various corresponding change and deformation can be made, and all these change and deformation all should belong within the protection domain of the claims in the present invention.
Claims (9)
1. an adopting surface mounted LED flexible light band, comprise heart yearn (1), by clad (2) coated for described heart yearn (1), some flexible PCB (3) and the some adopting surface mounted LED chips (4) be arranged in described flexible PCB (3), it is characterized in that: described heart yearn (1) offers holding channel (11) along its length, described flexible PCB (3) is successively set in described holding channel (11), the sidewall (15) of described heart yearn (1) offers through hole (12) successively, described adopting surface mounted LED chip (4) is contained in described through hole (12), described heart yearn (1) offers inserts groove (13).
2. a kind of adopting surface mounted LED flexible light band according to claim 1, is characterized in that: described heart yearn (1) is opaque heart yearn.
3. a kind of adopting surface mounted LED flexible light band according to claim 2, is characterized in that: described heart yearn (1) is opaque colored heart yearn.
4. a kind of adopting surface mounted LED flexible light band according to claim 2, is characterized in that: on described heart yearn (1), be provided with segment identification (14) between every two adjacent described flexible PCB (3).
5. a kind of adopting surface mounted LED flexible light band according to claim 4, is characterized in that: described segment identification (14) is identification hole, a wall portion of at least through heart yearn of this identification hole.
6. a kind of adopting surface mounted LED flexible light band according to any one of claim 1 to 5, is characterized in that: described in insert groove (13) and be arranged on the heart yearn sidewall relative with described through hole (12).
7. a kind of adopting surface mounted LED flexible light band according to any one of claim 1 to 5, is characterized in that: the inwall of described through hole (12) is close to the sidewall of described adopting surface mounted LED chip (4).
8. a kind of adopting surface mounted LED flexible light band according to any one of claim 1 to 5, it is characterized in that: be also embedded with the connection wire (5) for being electrically connected with external power source in described heart yearn (1), described connection wire (5) is electrically connected with described flexible PCB (3).
9. a kind of adopting surface mounted LED flexible light band according to any one of claim 1 to 5, is characterized in that: the heart yearn that described heart yearn (1) is formed for plastic material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510192221.8A CN104763914A (en) | 2015-04-21 | 2015-04-21 | SMD type flexible LED lamp band |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510192221.8A CN104763914A (en) | 2015-04-21 | 2015-04-21 | SMD type flexible LED lamp band |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN104763914A true CN104763914A (en) | 2015-07-08 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201510192221.8A Pending CN104763914A (en) | 2015-04-21 | 2015-04-21 | SMD type flexible LED lamp band |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN104763914A (en) |
Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2795630Y (en) * | 2005-04-28 | 2006-07-12 | 黄少敏 | Novel rainbow tube |
| EP1862726A1 (en) * | 2005-03-21 | 2007-12-05 | He Shan Lide Electronic Enterprise Company Ltd | A flexible tubular light with flowing flicker effect |
| CN102588811A (en) * | 2011-01-10 | 2012-07-18 | 姚志峰 | Improved flexible luminescent lamp bar |
| CN202511101U (en) * | 2012-04-25 | 2012-10-31 | 瑞安市华隆灯饰有限公司 | Ultrathin flexible neon lamp |
| CN203571515U (en) * | 2013-10-25 | 2014-04-30 | 鹤山丽得电子实业有限公司 | Flexible LED bar-shaped lamp provided with single conducting layer and two light-emitting surfaces |
| CN204554481U (en) * | 2015-04-21 | 2015-08-12 | 中山市美耐特光电有限公司 | A kind of adopting surface mounted LED flexible light band |
-
2015
- 2015-04-21 CN CN201510192221.8A patent/CN104763914A/en active Pending
Patent Citations (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| EP1862726A1 (en) * | 2005-03-21 | 2007-12-05 | He Shan Lide Electronic Enterprise Company Ltd | A flexible tubular light with flowing flicker effect |
| CN2795630Y (en) * | 2005-04-28 | 2006-07-12 | 黄少敏 | Novel rainbow tube |
| CN102588811A (en) * | 2011-01-10 | 2012-07-18 | 姚志峰 | Improved flexible luminescent lamp bar |
| CN202511101U (en) * | 2012-04-25 | 2012-10-31 | 瑞安市华隆灯饰有限公司 | Ultrathin flexible neon lamp |
| CN203571515U (en) * | 2013-10-25 | 2014-04-30 | 鹤山丽得电子实业有限公司 | Flexible LED bar-shaped lamp provided with single conducting layer and two light-emitting surfaces |
| CN204554481U (en) * | 2015-04-21 | 2015-08-12 | 中山市美耐特光电有限公司 | A kind of adopting surface mounted LED flexible light band |
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| Date | Code | Title | Description |
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| C06 | Publication | ||
| PB01 | Publication | ||
| EXSB | Decision made by sipo to initiate substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20150708 |
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| RJ01 | Rejection of invention patent application after publication |