CN103672532A - Lighting device and lamp with same - Google Patents
Lighting device and lamp with same Download PDFInfo
- Publication number
- CN103672532A CN103672532A CN201210343292.XA CN201210343292A CN103672532A CN 103672532 A CN103672532 A CN 103672532A CN 201210343292 A CN201210343292 A CN 201210343292A CN 103672532 A CN103672532 A CN 103672532A
- Authority
- CN
- China
- Prior art keywords
- light emitting
- lighting device
- connecting portion
- emitting module
- portion section
- 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.)
- Granted
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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
- F21V23/00—Arrangement of electric circuit elements in or on lighting devices
- F21V23/001—Arrangement of electric circuit elements in or on lighting devices the elements being electrical wires or cables
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S4/00—Lighting devices or systems using a string or strip of light sources
- F21S4/10—Lighting devices or systems using a string or strip of light sources with light sources attached to loose electric cables, e.g. Christmas tree lights
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S4/00—Lighting devices or systems using a string or strip of light sources
- F21S4/20—Lighting devices or systems using a string or strip of light sources with light sources held by or within elongate supports
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- 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
- F21Y2115/00—Light-generating elements of semiconductor light sources
- F21Y2115/10—Light-emitting diodes [LED]
Abstract
The invention relates to a lighting device. The lighting device (100) comprises at least two luminous modules and an electric connector (2), wherein the electric connector (2) comprises at least one connecting section (3) connected with the two luminous modules (1). The lighting device is characterized in that the connecting sections (3) can deform in any direction within a plane perpendicular to the height (h) direction of the luminous modules (1) under the condition that the distance between the two luminous modules (1) is smaller than the length of the connecting sections (3). The invention further relates to a lamp with the lighting device.
Description
Technical field
The present invention relates to a kind of lighting device and a kind of light fixture that comprises this lighting device.
Background technology
Now, lighting engineering, particularly take the lighting device develop rapidly that LED is light source, increasing lighting device is used in different occasions, for example, for decorative lighting or significant illumination.A plurality of light emitting modules for example can connect into flexible light string by electric wire or cable, have flexible characteristic, therefore can construct according to actual needs various shapes.
For example, when this flexible light string is become to predetermined pattern with the formal construction of coiling, light emitting module may be subject to extraneous extruding force, may be changed, for example be less than the normal pitch under non-stress state in the distance between two light emitting modules.As shown in Figure 1, the spacing between two light emitting modules 1 is less than self length of the connecting portion section 3 of the cable 2 that connects these two light emitting modules 1 to this situation.Because the longitudinal section of cable 2 is generally circular, so connecting portion section 3 is subject to producing deformation from the extruding force at two ends, and this deformation direction is parallel to the short transverse h of the light emitting module 1 shown in figure.
The connecting portion section 3 that forms arch between two light emitting modules 1 affects the illuminating effect of the light emitting module 1 that is positioned at its both sides significantly.That is to say, the light path of each light emitting module 1 on lateral can be blocked or hinder to the connecting portion section 3 arching upward.This situation is particularly evident in large-scale decorative lighting device or significant lighting device.
Summary of the invention
For solving the problems of the technologies described above, the present invention proposes a kind of novel lighting device, in particular for forming the lighting device of flexible light string.That this lighting device has advantages of is simple in structure, illuminating effect good, be convenient to be configured to predetermined pattern.
Object of the present invention realizes by a kind of lighting device, this lighting device comprises at least two light emitting modules and electrical connector, wherein said electrical connector comprises at least one the connecting portion section that connects respectively described two light emitting modules, it is characterized in that, described connecting portion section is designed in the situation that be out of shape in the either direction of the length that the spacing of described two light emitting modules is less than described connecting portion section in the plane of the short transverse perpendicular to described light emitting module.
Two ends connect respectively the connecting portion section of two light emitting modules when being extruded along closure, and connecting portion section is only out of shape in the plane of the short transverse perpendicular to light emitting module.For example, when light emitting module has rectangular profile, the end face by light emitting module, be that the light beam of exiting surface vertically or obliquely penetrates with respect to end face.That is to say, the optical axis of the emergent light of light emitting module is parallel to the short transverse of light emitting module." perpendicular to the plane of the short transverse of light emitting module " refers at this plane that is parallel to the length of light emitting module and the plane that width limits, and this plane parallel is in the end face of light emitting module and bottom surface and simultaneously also perpendicular to the optical axis of light emitting module.Therefore, the connecting portion section for example with certain thickness (this thickness is less than the height of light emitting module) deforms in the space that the end face of light emitting module and the plane at place, bottom surface limit jointly, and the connecting portion section that bends to arch in this space does not affect the light path of the light beam being penetrated by exiting surface.
According to a preferred embodiment proposition of the present invention, described connecting portion section has bar tee section, and the longitudinal direction of described tee section is parallel to described short transverse.Make thus connecting portion section when being squeezed power, the deformation power that its inside produces is in a longitudinal direction less than the deformation power of generation in a lateral direction.Guarantee that thus connecting portion section is only out of shape in predetermined plane.Preferably, the length of described tee section is greater than three times of width.
According to one of the present invention, preferred embodiment propose, described connecting portion section comprises the conductive cores consisting of at least one electric conductor and the insulation sheath that is coated described conductive cores, in longitudinal section, described conductive cores is circular, described insulation sheath is bar shaped, and described conductive cores and described insulation sheath coaxially arrange.Because the conductive cores that for example can be made by wire is positioned at the insulation sheath center of for example being made by plastic material, therefore the deformation direction of whole connecting portion section only depends on the vertical sectional shape of insulation sheath.
According to a preferred embodiment proposition of the present invention, described in each, on two of light emitting module sidewalls, offer at least one pair of opening, described opening has the longitudinal section that is matched with described connecting portion section.This pair of openings is opened on the not ipsilateral of light emitting module as input and output respectively, and can for connecting portion section form fit go deep into light emitting module inside.Can certainly on light emitting module, offer two pairs or more opening.
According to a preferred embodiment proposition of the present invention, described opening is arranged in the first area of described sidewall, and described first area is away from the exiting surface of described light emitting module.Because opening is positioned at the bottom section of light emitting module, increase as much as possible the distance between connecting portion section and exiting surface, further avoid thus the light path of the emergent light of light emitting module on lateral, to be connected portion's section and stop.
According to a preferred embodiment proposition of the present invention, described two sidewalls toward each other.The light emitting module that a plurality of openings lay respectively in opposing sidewalls can be connected to linear.
According to a preferred embodiment proposition of the present invention, described two sidewalls are adjacent one another are.The light emitting module that this opening lays respectively on adjacent wall can be used as corner modules for connecting respectively the light emitting module of its upstream and downstream, and forms right angle.
According to a preferred embodiment proposition of the present invention, described electrical connector passes into described light emitting module through described opening.In the case, electrical connector, for example as just connecting portion section, is electrically connected to each light emitting module in the mode of pegging graft.
According to a preferred embodiment proposition of the present invention, described electrical connector extends through described light emitting module.In the case, electrical connector is for example the cable that runs through each light emitting module.
According to a preferred embodiment proposition of the present invention, described electrical connector is a pair of electric lead.Electrical connector can be connected to positive input terminal and the negative input end of the electronic device in light emitting module, for light emitting module provides drive current.
In addition, the invention still further relates to a kind of light fixture that comprises above-mentioned lighting device, this light fixture can be configured to various patterns, and has good illuminating effect.
It should be understood that the feature of different exemplary embodiment described herein can be bonded to each other if do not have other dated especially.
Accompanying drawing explanation
Accompanying drawing forms the part of this description, for helping further to understand the present invention.These accompanying drawings illustrate embodiments of the invention, and are used for illustrating principle of the present invention together with description.Identical parts represent with identical label in the accompanying drawings.Shown in figure:
Fig. 1 shows the schematic diagram of lighting device of the prior art;
Fig. 2 shows the schematic diagram according to light fixture of the present invention, and this light fixture comprises a plurality of according to lighting device of the present invention;
Fig. 3 shows lighting device in Fig. 2 sectional view in closure;
Fig. 4 shows the schematic perspective view of the connecting portion section in Fig. 2.
The specific embodiment
In being discussed in more detail below, with reference to the accompanying drawing that forms the part of this description, wherein, in the mode of illustration, showing and can implement specific embodiments of the invention.About figure, such as " top ", " end " directional terms, with reference to the direction of described accompanying drawing, use.Because the assembly of the embodiment of the present invention can be placed on many different directions, thus direction term only for explanation, and without any restriction the meaning.It should be understood that and can use other embodiment, and can carry out structure or logical changes under the prerequisite that does not deviate from scope of the present invention.So, describes in detail and should not be understood to the restrictive meaning below, and the present invention is defined by the appended claims.
It should be understood that the feature of different exemplary embodiment described herein can be bonded to each other if do not have other dated especially.
Fig. 2 shows the schematic diagram according to light fixture of the present invention.This light fixture 200 is for example advertising lamp or identification light, and its lighting device 100 by a plurality of series connection forms with the form of coiling.Lighting device 100 consists of two light emitting modules 1 and the electrical connector 2 that is for example designed to cable or electric wire respectively, wherein electrical connector is not only each light emitting module 1 power supply, but also in configuration aspects, two light emitting modules 1 are linked together, the portion's section between two light emitting modules 1 is the connecting portion section 3 of electrical connector 2.
The light emitting module 1 of each lighting device 100 has primary leading in the situation that not affected by external force, and the light fixture 200 still in order to be combined into specific pattern needs these light emitting modules 1 of illumination apparatus 100 to exert pressure in closure.In this situation that causes illustrating in the drawings, the distance between two light emitting modules 1 is less than primary leading, is also less than the length that is positioned at a pair of connecting portion section 3 between the two simultaneously, and therefore connecting portion section 3 is extruded distortion.According to the present invention, connecting portion section 3 is only being parallel to the plane internal deformation of paper.That is to say, connecting portion section 3 is designed to be out of shape in the either direction in the plane of the short transverse perpendicular to light emitting module 1.Therefore the connecting portion section 3 that bends to arch in being parallel to the plane of paper does not affect the illuminating effect of the lighting device 100 that sends light beam in the direction perpendicular to paper.
Fig. 3 shows lighting device in Fig. 2 sectional view in closure.By this accompanying drawing, be can clearly be seen that, connecting portion section 3 has the bar tee section extending on the short transverse h of light emitting module 1.When this connecting portion Duan Qi two ends with non-circular longitudinal section are subject to respectively relative extruding force, only there is the trend towards horizontal direction distortion, with reference to Fig. 3, can find out, connecting portion section 3 only can flexural deformation in the side zones of light emitting module 1, and this side zones is between the end face and bottom surface of light emitting module 1.This be because connecting portion section 3 inside at longitudinal direction, be that the deformation power that produces on short transverse h is less than the deformation power producing in a lateral direction.In optimal situation, the width W that the height H of connecting portion section 3 is greater than 3 times.
In addition, on light emitting module 1, offer two pairs of openings 4 with the vertical sectional shape coupling of connecting portion section 3.These openings 4 are positioned on two sidewalls that are oppositely arranged of light emitting module 1 as feed opening and outlet opening respectively, can extend through light emitting module 1 inside for connecting portion section 3 thus, and are connected with negative electricity with the positive pole of electronic device wherein.
In addition, for fear of the light path of the emergent light of light emitting module 1 on lateral, be connected portion's section 3 in the direction perpendicular to short transverse h and stop, preferably opening is arranged in the first area of the latter half of sidewall of light emitting module 1, can makes thus connecting portion section 3 away from the exiting surface of light emitting module 1.
In a unshowned embodiment, opening also can lay respectively on two sidewalls adjacent one another are of light emitting module.Two lighting devices that design like this can be connected to form the lamp string portion section of square.
In a unshowned embodiment, electrical connector, for example as just connecting portion section, is electrically connected to each light emitting module in the mode of pegging graft.
In a unshowned embodiment, for example a pair of electric wire can be integrated into a unique electrical connector, its two ends have respectively two pair of wire connection terminals.Can only on two sidewalls of light emitting module, only offer respectively thus each strip gab for this electrical connector.Can reduce the manufacturing cost of lighting device thus.
Fig. 4 shows the schematic perspective view of the connecting portion section in Fig. 2.The electrical connector 2 with connecting portion section 3 comprises conductive cores 31 and is coated on central insulation sheath 32, and in longitudinal section, conductive cores 31 is circular, and described insulation sheath 32 is bar shaped.Conductive cores 31 for example consists of one or more metallic fiber, and insulation sheath 32 is made by having flexible plastics.The vertical sectional shape that only depends on insulation sheath 32 in order to ensure the deformation direction of connecting portion section 3, preferably coaxially arranges conductive cores 31 and insulation sheath 32.
As shown in Figure 3, the electrical connector 2 of bar shaped is very easy to bending or deformation on the width of its longitudinal section, avoids thus arching upward in its short transverse.
In addition, although only with respect to a kind of special characteristic or the aspect that discloses embodiments of the invention in numerous embodiments, but as any given or application-specific is desired, combination can be carried out with one or more further features or the aspect of other embodiment in these features or aspect.
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 modifications of doing within the spirit and principles in the present invention, be equal to replacement, improvement etc., within protection scope of the present invention all should be included in.
Reference number
1 light emitting module
2 electrical connectors
3 connecting portion sections
31 conductive cores
32 insulation sheathes
4 openings
100 lighting devices
200 light fixtures
H short transverse
The height of H opening/connecting portion section
The width of W opening/connecting portion section.
Claims (12)
1. a lighting device (100), comprise at least two light emitting modules (1) and electrical connector (2), wherein said electrical connector (2) comprises at least one the connecting portion section (3) that connects respectively described two light emitting modules (1), it is characterized in that, described connecting portion section (3) is designed in the situation that be out of shape in the either direction of the length that the spacing of described two light emitting modules (1) is less than described connecting portion section (3) in the plane of the short transverse perpendicular to described light emitting module (1) (h).
2. lighting device according to claim 1 (100), is characterized in that, described connecting portion section (3) has bar tee section, and the longitudinal direction of described tee section is parallel to described short transverse (h).
3. according to the lighting device described in claim 2 or 3 (100), it is characterized in that, the length of described tee section is greater than three times of width.
4. according to the lighting device described in claim 2 or 3 (100), it is characterized in that, described connecting portion section (3) comprises the conductive cores (31) consisting of at least one electric conductor and the insulation sheath (32) that is coated described conductive cores (31), in longitudinal section, described conductive cores (31) is circular, described insulation sheath (32) is bar shaped, and described conductive cores (31) and described insulation sheath (32) coaxially arrange.
5. according to the lighting device described in claim 2 or 3 (100), it is characterized in that, on two sidewalls of light emitting module described in each (1), offer at least one pair of opening (4), described opening (4) has the longitudinal section that is matched with described connecting portion section (3).
6. lighting device according to claim 5 (100), is characterized in that, described opening (4) is arranged in the first area of described sidewall, and described first area is away from the exiting surface of described light emitting module (1).
7. lighting device according to claim 5 (100), is characterized in that, described two sidewalls toward each other.
8. lighting device according to claim 5 (100), is characterized in that, described two sidewalls are adjacent one another are.
9. lighting device according to claim 5 (100), is characterized in that, described electrical connector (2) passes into described light emitting module (1) through described opening.
10. lighting device according to claim 5 (100), is characterized in that, described electrical connector (2) extends through described light emitting module (1).
11. lighting devices according to claim 10 (100), is characterized in that, described electrical connector (2) is a pair of electric lead.
12. 1 kinds of light fixtures (200), is characterized in that, comprise according to the lighting device (100) described in any one in claim 1-11.
Priority Applications (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210343292.XA CN103672532B (en) | 2012-09-14 | 2012-09-14 | Lighting device and the lamps and lanterns including the lighting device |
| PCT/EP2013/067322 WO2014040828A1 (en) | 2012-09-14 | 2013-08-20 | Illuminating device and lamp comprising the illuminating device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210343292.XA CN103672532B (en) | 2012-09-14 | 2012-09-14 | Lighting device and the lamps and lanterns including the lighting device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN103672532A true CN103672532A (en) | 2014-03-26 |
| CN103672532B CN103672532B (en) | 2018-05-01 |
Family
ID=49000946
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201210343292.XA Expired - Fee Related CN103672532B (en) | 2012-09-14 | 2012-09-14 | Lighting device and the lamps and lanterns including the lighting device |
Country Status (2)
| Country | Link |
|---|---|
| CN (1) | CN103672532B (en) |
| WO (1) | WO2014040828A1 (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106051511A (en) * | 2015-04-08 | 2016-10-26 | 南京德朔实业有限公司 | Illuminating device |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030063463A1 (en) * | 2001-10-01 | 2003-04-03 | Sloanled, Inc. | Channel letter lighting using light emitting diodes |
| US6648498B1 (en) * | 2002-06-20 | 2003-11-18 | Chia-Tsung Tsao | Light string composed of light emitting diodes |
| US20040115984A1 (en) * | 2002-12-12 | 2004-06-17 | Rudy William J. | Light socket assembly for use with conductors arranged in a ribbon cable |
| CN1950640A (en) * | 2004-03-22 | 2007-04-18 | 吉尔科有限公司 | Parallel/series LED strip |
| CN201021764Y (en) * | 2007-02-14 | 2008-02-13 | 姚志峰 | A combined lighting source |
| CN101223676A (en) * | 2005-07-13 | 2008-07-16 | 吉尔科有限公司 | LED string light engine |
| CN201349060Y (en) * | 2008-10-22 | 2009-11-18 | 达昌电子科技(苏州)有限公司 | Anti-warping and deforming flat cable connector |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| TWI338105B (en) * | 2006-10-02 | 2011-03-01 | Ventur Res And Dev Corp | Light string of leds |
-
2012
- 2012-09-14 CN CN201210343292.XA patent/CN103672532B/en not_active Expired - Fee Related
-
2013
- 2013-08-20 WO PCT/EP2013/067322 patent/WO2014040828A1/en active Application Filing
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20030063463A1 (en) * | 2001-10-01 | 2003-04-03 | Sloanled, Inc. | Channel letter lighting using light emitting diodes |
| US6648498B1 (en) * | 2002-06-20 | 2003-11-18 | Chia-Tsung Tsao | Light string composed of light emitting diodes |
| US20040115984A1 (en) * | 2002-12-12 | 2004-06-17 | Rudy William J. | Light socket assembly for use with conductors arranged in a ribbon cable |
| CN1950640A (en) * | 2004-03-22 | 2007-04-18 | 吉尔科有限公司 | Parallel/series LED strip |
| CN101223676A (en) * | 2005-07-13 | 2008-07-16 | 吉尔科有限公司 | LED string light engine |
| CN201021764Y (en) * | 2007-02-14 | 2008-02-13 | 姚志峰 | A combined lighting source |
| CN201349060Y (en) * | 2008-10-22 | 2009-11-18 | 达昌电子科技(苏州)有限公司 | Anti-warping and deforming flat cable connector |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106051511A (en) * | 2015-04-08 | 2016-10-26 | 南京德朔实业有限公司 | Illuminating device |
Also Published As
| Publication number | Publication date |
|---|---|
| CN103672532B (en) | 2018-05-01 |
| WO2014040828A1 (en) | 2014-03-20 |
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Granted publication date: 20180501 Termination date: 20200914 |