CN102777810B - Light-emitting device and backlight light bar - Google Patents
Light-emitting device and backlight light bar Download PDFInfo
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- CN102777810B CN102777810B CN201110122891.4A CN201110122891A CN102777810B CN 102777810 B CN102777810 B CN 102777810B CN 201110122891 A CN201110122891 A CN 201110122891A CN 102777810 B CN102777810 B CN 102777810B
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- 238000005286 illumination Methods 0.000 claims description 4
- 230000033001 locomotion Effects 0.000 abstract description 2
- 238000010586 diagram Methods 0.000 description 7
- 230000000694 effects Effects 0.000 description 3
- 238000009413 insulation Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 230000004888 barrier function Effects 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 239000004020 conductor Substances 0.000 description 1
- 238000005034 decoration Methods 0.000 description 1
- 230000005611 electricity Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000011010 flushing procedure Methods 0.000 description 1
- 238000003780 insertion Methods 0.000 description 1
- 230000037431 insertion Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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- Fastening Of Light Sources Or Lamp Holders (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
- Arrangement Of Elements, Cooling, Sealing, Or The Like Of Lighting Devices (AREA)
Abstract
The present invention relates to a kind of light-emitting device, comprise multiple light emitting module (1) and the wire (2) for being electrically connected by multiple light emitting module (1), wherein, each light emitting module (1) have relative to wire (2) duty and adjustment state, in working order, light emitting module (1) is fixed on wire (2) and goes up and be electrically connected with wire (2), in adjustment state, each light emitting module (1) and wire (2) are electrically separated and relative to wire (2) slidably.In addition, the invention still further relates to a kind of backlight light bar be made up of the light-emitting device of the above-mentioned type.According to light-emitting device of the present invention not only achieve according to user's wish neatly movement be arranged on light emitting module on wire and and then achieve the object of saving wire.
Description
Technical field
The present invention relates to a kind of light-emitting device and the backlight light bar comprising this light-emitting device.
Background technology
In current backlight lighting device, the lower powered backlight light bar of application usually.On such backlight light bar, multiple LED module by wired in series together, forms light-emitting device like that as shown in Figure 1, and therefore forms backlight light bar.Under normal circumstances, a large amount of LED module to each other apart from being fixedly mounted on wire, and can not move.In such backlight lighting device many application interior/exterior decoration environment, therefore user usually wishes the length regulating backlight light bar according to self wish or environmental condition.Usually in the prior art, sufficiently long backlight light bar to be intercepted piecemeal, to obtain good adaptability.But wherein Problems existing is, the LED module spacing in predetermined length is immutable, and then causes the brightness in preset range immutable.This have impact on illuminating effect greatly.Another disadvantage is, this fixing cascaded structure invariably cannot waste electric lead, causes cost to increase.
Summary of the invention
Therefore, the object of the invention is to propose a kind of novel light-emitting device and a kind of backlight light bar comprising this light-emitting device.According to this light-emitting device of the present invention and backlight light bar when normal illumination can be realized, conductor length can be advantageously saved, to reduce costs with the closeness of light emitting module in the wish adjustment light-emitting device of user.
Object of the present invention is realized by a kind of light-emitting device, this light-emitting device comprises multiple light emitting module and the multiple conducting wires for being electrically connected by multiple light emitting module, it is characterized in that, each light emitting module has duty and adjustment state, in working order, light emitting module to be fixed on wire and to be electrically connected with wire, in adjustment state, each light emitting module and wire electrically separated and relative to wire slidably.First the light emitting module be not also electrically connected can move by usual user on wire, adjust to desired position (namely adjusting state), then this light emitting module is fixed on this position, and and then makes it be electrically connected (i.e. duty).
According to a preferred version of the present invention, light emitting module comprises be engaged with each other Part I together and Part II, Part I is used for illumination, Part II passes for wire, and Part I and Part II can away from each other to enter into adjustment state or near to enter into duty.Part I and Part II can relative motions but inseparable.In adjustment state, there is variable space perpendicular on the direction of wire in Part I and Part II; By entering duty by close to each other for these two parts from adjustment state, thus in working order, even formed mutually against structure.
According to preferred design of the present invention, Part I is provided with electrical connector, this electrical connector is set to be electrically connected with wire in working order and is fixed on wire simultaneously, thus Part I and Part II are fixed relative to wire.In other words, electrical connector can realize the effect of " dual-purpose " at this, namely can have the function of electrical connection on the one hand, has fixing function on the other hand.
According to preferred design of the present invention, Part I comprises: can have the lamp housing of lensing, the pcb board be arranged in lamp housing, be arranged on the illuminator towards lamp housing side of pcb board, this electrical connector is set to the stitch deviating from lamp housing side being arranged on pcb board.Because the state of light emitting module changes, relative position between Part I and Part II is also changed thereupon, be arranged in a first portion pcb board deviate from stitch on lamp housing side, i.e. bottom surface in working order time stretch into Part II, then be inserted through in the wire of Part II, form reliable electric contact between pcb board and wire thus.
According to preferred design of the present invention, be provided with two grooves of opening vertically upward in the second portion, these two grooves are used for holding and movably clamping the wire extended there through, and groove is being opened towards the side of Part I.
According to a preferred design of the present invention, Part I also comprise for Part II in working order with adjustment state with the framework engaged in various degree, framework is provided with first perforation of passing for stitch, framework and pcb board are arranged in the side deviating from lamp housing with keeping a determining deviation, to form the space of the anchor portion holding stitch.So-called " to engage in various degree " refers to and realizes different degree of engagement according to different conditions.
Propose according to the present invention, the inner side of the sidewall of framework be provided with perpendicular on the direction of wire spaced apart at least two to the first locking piece, the arranged outside of Part II have corresponding with the first locking piece arrange at least two to the second locking piece.
Preferably, the first locking piece is draw-in groove or grab, and the second locking piece is grab or draw-in groove.By perpendicular to draw-in groove spaced apart on the direction of wire and snap fit, guarantee that Part I and Part II are moved upwards up to duty or adjustment state in the side perpendicular to wire, the fixed form of draw-in groove and snap fit combination provides enough engaging forces simultaneously, guarantees to drive Part I to move together in adjustment state by Part II.
According to a preferred design of the present invention, Part I and framework are integrally formed, and pcb board is preset at wherein, and this reduces manufacture difficulty to a great extent, reduces manufacturing cost.
Another object of the present invention is to propose a kind of backlight light bar be made up of light-emitting device.Light emitting module is one another in series by wire and couples together, and forms backlight light bar.Such backlight light bar can have structural variability flexibly, can utilize the light emitting module needed for wire connection short as far as possible simultaneously.
Should be appreciated that, above generality describes and the following detailed description is all enumerated and illustrative, and object is to the invention provides further instruction to claimed.
Accompanying drawing explanation
Accompanying drawing forms the part of this description, understands the present invention further for helping.These accompanying drawings illustrate embodiments of the invention, and are used for principle of the present invention is described together with description.The identical label of parts identical in the accompanying drawings represents.Shown in figure:
Fig. 1 is the schematic diagram of light-emitting device of the prior art;
Fig. 2 is the schematic diagram according to light-emitting device of the present invention;
Fig. 3 a be according to light emitting module single in light-emitting device of the present invention adjust state time schematic diagram;
Fig. 3 b be according to light emitting module single in light-emitting device of the present invention adjust state time sectional view;
Fig. 4 a be according to light emitting module single in light-emitting device of the present invention in working order time schematic diagram;
Fig. 4 b be according to light emitting module single in light-emitting device of the present invention in working order time sectional view;
Fig. 5 be according to light emitting module single in light-emitting device of the present invention in working order time perspective, cut-away view.
Detailed description of the invention
Fig. 2 is the schematic diagram according to light-emitting device of the present invention.This light-emitting device by multiple be such as the light emitting module of LED module 1 and Duo Gen, be preferably two wires 2 and form.According to the present invention, the single light emitting module that these electricity are connected on wire has spacing d adjustable to each other.The adjustable backlight light bar of light emitting module spacing can be used as according to this light-emitting device of the present invention.
Fig. 3 a be according to light emitting module single in light-emitting device of the present invention adjust state time schematic diagram.Wherein LED module 1 utilizes the Part II 3 of its underpart to be arranged on wire 2, and wire 2 is through the second perforation 14 be preset on Part II 3 outer surface.
Fig. 3 b according to light emitting module single in light-emitting device of the present invention adjust state time sectional view.The Part I 4 of the light emitting module shown in Fig. 3 b comprises: can have the lamp housing 5 of lens function, pcb board 6, be arranged on the illuminator 7 on pcb board 6, the stitch 9 deviating from lamp housing 5 side and framework 8 towards lamp housing 5.The illuminator 7 of such as LED and stitch 9 are connected electrically on pcb board 6 by the mode of such as welding or bond, to make LED luminous by stitch 9 conduction under certain condition.The effect of framework 8 is support pcb board 6 on the one hand, and the setting for stitch 9 provides enough structure spaces, and wherein Part II 3 is stretched to through the first perforation 10 of framework 8 in the tip of stitch 9; On the other hand, two sidewalls 11 of framework 8 bottom are as holder and Part II 3 selective joint inseparably.For this reason, on the medial surface of two sidewalls 11 of framework 8 bottom, on the direction perpendicular to wire 2, compartment of terrain is provided with at least two pairs of draw-in grooves 12 respectively, correspondingly, the outside of Part II 3, the side that namely contacts with the sidewall 11 of framework 8 are provided with at least two to the snap fit 13 corresponding with draw-in groove.
At this, can preferably be provided with towards the groove a of Part I opening, b in Part II 3, these two grooves be used for the wire 2 holding to extend there through, and the next door of groove can form clamp structure with the outer wall of Part II 3, are used for keeping the position of wire 2.Part II 3, groove a, b played to sealing process on the front and back respectively the position of corresponding lead 2 preset the second perforation 14.
In the adjustment state illustrated in the drawings, inside the sidewall 11 that Part II 3 optionally only utilizes a pair snap fit 13 of the top of its side to stretch into framework 8 aspect bottom a pair draw-in groove 12 in, form firmly snap engagement thus, ensure that Part I and Part II can not be separated from one another.Specifically, when this state, framework 8 keeps larger towards the distance between the bottom surface and the end face of Part II 3 of Part II 3, namely Part I 4 and Part II 3 each other on the direction perpendicular to wire 2 away to enter into adjustment state, now the groove a of Part II 4 is not stretched at the tip of stitch 9, in b or part stretch into groove a, also do not touch wire 2 in b, therefore realize being separated with the machinery of wire 2 and electrically separated.Meanwhile, Part II to utilize on its outer surface and the second perforation 14 of wire 2 form fit (a) to realize and Part I 4 adjustable ground slip on wire 2 integratedly referring to Fig. 3.Due to the tip not electrical contact wire 2 of now stitch 9, therefore Part I 4 is in off-position, can not realize illumination.
Lamp housing 5 and framework 8 can be assembled together to form fit, or preferably form in a unitary manner, and wherein pcb board 6 is pre-installed between lamp housing 5 and framework 8.
Fig. 4 a be according to light emitting module single in light-emitting device of the present invention in working order time schematic diagram.Can clearly be seen that thus, by by the Part I 4 of light emitting module 1 and Part II 3 opposing compression, can make to combine with flushing bottom the framework 8 of Part II 3 and Part I 4.
Fig. 4 b be according to light emitting module single in light-emitting device of the present invention in working order time sectional view.In this state, the stitch 9 in Part I 4 stretches into groove a, in b, and inserts in wire 2.Draw-in groove 12 on the inner side of simultaneously framework 8 sidewall 11 optionally respectively with Part II 3 outside on snap fit 13 snap together correspondingly, to make the end face of Part II 3 near the corresponding bottom surface of framework 8 to enter into duty.In working order, stitch 9 and wire 2 electrical contact, thus enough electric energy can be provided for pcb board 6 and illuminator 7 mounted thereto, make LED be in luminance.Because stitch 9 inserts in wire 2 at least partly, define a kind of connection with fixation, therefore Part II 3 and Part I 4 no longer can move on wire.
Be clearly shown that stereochemical structure when single light emitting module in working order in Figure 5.Stitch 9 stretches into groove a, in b and and be positioned at wire 2 electrical contact wherein, form a fixed connection simultaneously.
Preferably, the tip of stitch 9 is enough thin, only to leave less pin hole on the insulating barrier of its outside when inserting wire 2, based on this reason, substantially can not destroy the insulation characterisitic of wire insulation.Certainly should reduce in the same area on wire 2 insertion position repeating to adjust stitch 9 as far as possible.
These are only the preferred embodiments of the present invention, be not limited to the present invention, for a person skilled in the art, the present invention can have various modifications and variations.All any amendments done within the spirit and principles in the present invention, equivalent replacement, improvement etc., all should be included within protection scope of the present invention.
Reference numeral
1 light emitting module/LED module
2 wires
3 Part II
4 Part I
5 (lensing can be had) lamp housing
6PCB plate
7 illuminators
8 frameworks
9 electrical connectors/stitch
10 first perforation
The sidewall of 11 frameworks
12 draw-in grooves
13 snap fits
14 second perforation
A groove
B groove
Claims (10)
1. a light-emitting device, comprise multiple light emitting module (1) and the multiple conducting wires (2) for being electrically connected by multiple light emitting module (1), it is characterized in that, each light emitting module (1) has duty and adjustment state, in described duty, described light emitting module (1) is fixed on described wire (2) and goes up and be electrically connected with described wire (2), in described adjustment state, each light emitting module (1) and described wire (2) are electrically separated and relative to described wire (2) slidably.
2. light-emitting device according to claim 1, it is characterized in that, described light emitting module (1) comprises be engaged with each other Part I (4) together and Part II (3), described Part I (4) is for illumination, described Part II (3) passes for described wire (2), and described Part I (4) and Part II (3) can away from each other to enter into described adjustment state or close to enter into described duty.
3. light-emitting device according to claim 2, it is characterized in that, described Part I (4) is provided with electrical connector (9), described electrical connector (9) is set to be electrically connected with described wire (2) in described duty and to be fixed on described wire (2) simultaneously, thus make Part I (4) and Part II (3) fixing relative to described wire (2).
4. light-emitting device according to claim 3, it is characterized in that, described Part I (4) comprising: lamp housing (5), the pcb board (6) be arranged in described lamp housing (5), be arranged on the illuminator (7) towards described lamp housing (5) side of described pcb board (6), and described electrical connector (9) is set to the stitch (9) deviating from described lamp housing (5) side being arranged on described pcb board (6).
5. light-emitting device according to claim 4, it is characterized in that, described Part I (4) also comprise for described Part II (3) in described duty and adjustment state with the framework engaged in various degree (8), described framework (8) is provided with first perforation (10) of passing for described stitch (9), described framework (8) and described pcb board (6) are arranged in the side deviating from described lamp housing (5) with keeping a determining deviation, to form the space of the anchor portion holding described stitch (9).
6. light-emitting device according to claim 5, it is characterized in that, the inner side of the sidewall (11) of described framework (8) to be provided with on the direction perpendicular to described wire (2) spaced apart at least two to the first locking piece (12), the arranged outside of described Part II (3) have corresponding with described first locking piece (12) arrange at least two to the second locking piece (13).
7. light-emitting device according to claim 6, is characterized in that, described first locking piece (12) is draw-in groove, and described second locking piece (13) is grab; Or described first locking piece (12) is grab, and described second locking piece (13) is draw-in groove.
8. light-emitting device according to claim 5, is characterized in that, described Part I (4) and described framework (8) single type are formed.
9. light-emitting device according to claim 2, it is characterized in that, groove (a holding and also movably clamp described wire (2) is provided with in described Part II (3), b), described groove is being opened towards the side of described Part I (4).
10. a backlight light bar, is characterized in that, described backlight light bar comprises light-emitting device according to any one of claim 1 to 9.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110122891.4A CN102777810B (en) | 2011-05-12 | 2011-05-12 | Light-emitting device and backlight light bar |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201110122891.4A CN102777810B (en) | 2011-05-12 | 2011-05-12 | Light-emitting device and backlight light bar |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN102777810A CN102777810A (en) | 2012-11-14 |
| CN102777810B true CN102777810B (en) | 2016-04-06 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201110122891.4A Active CN102777810B (en) | 2011-05-12 | 2011-05-12 | Light-emitting device and backlight light bar |
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| Country | Link |
|---|---|
| CN (1) | CN102777810B (en) |
Families Citing this family (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104712942A (en) * | 2013-12-17 | 2015-06-17 | 廖旭文 | Led lamp strip |
| CN104033854A (en) * | 2014-05-22 | 2014-09-10 | 北京半导体照明科技促进中心 | Combined type lighting device and lighting unit and bearing unit for combined type lighting device |
| CN106568012B (en) * | 2016-11-03 | 2018-11-27 | 天台天宇光电股份有限公司 | Double doubling Christmas light string structures and its assemble method |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5626419A (en) * | 1993-09-27 | 1997-05-06 | Lin; Mei M. | Structure of Christmas light |
| CN200946789Y (en) * | 2006-05-19 | 2007-09-12 | 深圳磊明科技有限公司 | Quick mounting device for belt type light source |
| CN101853614A (en) * | 2010-05-26 | 2010-10-06 | 北京中庆微数字设备开发有限公司 | Flexible screen mounting structure and flexible LED display screen |
| CN201795358U (en) * | 2010-07-13 | 2011-04-13 | 刘振朝 | Independent branch parallel type LED linear lamp |
Family Cites Families (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20040032742A1 (en) * | 2002-08-15 | 2004-02-19 | Dannatt Norbert H.W. | Luminaire with articulated and expandable joints |
| JP4259584B2 (en) * | 2007-02-28 | 2009-04-30 | 日亜化学工業株式会社 | Light emitting device cable and light emitting device using the same |
-
2011
- 2011-05-12 CN CN201110122891.4A patent/CN102777810B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US5626419A (en) * | 1993-09-27 | 1997-05-06 | Lin; Mei M. | Structure of Christmas light |
| CN200946789Y (en) * | 2006-05-19 | 2007-09-12 | 深圳磊明科技有限公司 | Quick mounting device for belt type light source |
| CN101853614A (en) * | 2010-05-26 | 2010-10-06 | 北京中庆微数字设备开发有限公司 | Flexible screen mounting structure and flexible LED display screen |
| CN201795358U (en) * | 2010-07-13 | 2011-04-13 | 刘振朝 | Independent branch parallel type LED linear lamp |
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| Publication number | Publication date |
|---|---|
| CN102777810A (en) | 2012-11-14 |
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Address after: Munich, Germany Patentee after: OSRAM GmbH Address before: Munich, Germany Patentee before: OSRAM GmbH |
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Effective date of registration: 20230417 Address after: Munich, Germany Patentee after: Optoelectronics Co.,Ltd. Address before: Munich, Germany Patentee before: OSRAM GmbH |
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