CN206890162U - A kind of light source module group and light fixture - Google Patents
A kind of light source module group and light fixture Download PDFInfo
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- CN206890162U CN206890162U CN201720457045.0U CN201720457045U CN206890162U CN 206890162 U CN206890162 U CN 206890162U CN 201720457045 U CN201720457045 U CN 201720457045U CN 206890162 U CN206890162 U CN 206890162U
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Abstract
The utility model provides a kind of light source module group and light fixture, wherein, light source module group includes conductive structure part and light distribution element, light distribution element has the reflecting surface that the light sent at least one light source is reflected, and the reflecting surface is parabolic shape, accommodating chamber is additionally provided with light distribution element, the port of accommodating chamber is located at reflecting surface top.Conductive structure part includes main part and main body extends the light source setting unit to be formed, and light source setting unit enters the accommodating chamber of light distribution element through port, and at least one light source is being provided with a certain distance from light distribution element bottom.The utility model embodiment is by the way that light source to be arranged on to the surface of light source setting unit, and can making light that light source module group sends, its photochromic is more uniformly distributed.Meanwhile the light that light source is sent is reflected using light distribution element, the scope of beam angle can neatly be controlled by the face type for the reflecting surface for adjusting light distribution element, to reach the beam angle of different width.
Description
Technical field
Lighting technical field is the utility model is related to, more particularly to a kind of light source module group and light fixture.
Background technology
In lighting field, for example, in the commercial lighting such as shop, odeum, meeting room field, use to produce in large quantities
The light fixture of raw narrow angle light beam.At present, when designing LED lamp, often there is special want for the compactedness of LED illumination lamp
Ask.
In the prior art, light fixture bore is smaller, and the attribute such as the radiating, be high-power of light fixture, arrow beam of light angle is often relatively inaccessible to,
So as to which the optics to light fixture, thermal design bring certain difficulty.Therefore, design is a can either reach good radiating effect
Fruit, the light fixture that and can enough produces arrow beam of light angle are particularly important.
Utility model content
In view of the above problems, it is proposed that the utility model overcomes above mentioned problem to provide one kind or solved at least in part
The certainly a kind of light source module group and light fixture of above mentioned problem.
According to one side of the present utility model, there is provided a kind of light source module group, including：
Light distribution element, there is the reflecting surface reflected the light that light source is sent, and the reflecting surface is paraboloidal
Shape, accommodating chamber is provided with the light distribution element, the port of the accommodating chamber is located at the reflecting surface top；
Conductive structure part, including main part and extend the light source setting unit to be formed from the main part, the light source is set
Portion through the port enter light distribution element accommodating chamber, and be provided with a certain distance from the light distribution element bottom to
A few light source.
Alternatively, the beam angle for the light that the reflective surface goes out is more than 10 degree and less than 40 degree.
Alternatively, at least one light source is circumferentially arranged along the light source setting unit.
Alternatively, the reflecting surface of the light distribution element, which encloses, sets to form the accommodating chamber.
Alternatively, one end that the light source setting unit is placed in the accommodating chamber is provided with light-blocking member, the light-blocking part
Part stops some light that at least one light source is sent.
Alternatively, the bottom edge of the light distribution element is provided with diaphragm, absorb projected after the light distribution element it is miscellaneous
Astigmatism line.
Alternatively, the light distribution element is lens, the lens set at the reflecting surface apical position it is fluted,
The groove forms the accommodating chamber.
Alternatively, the lens are solid construction.
Alternatively, the side wall of the accommodating chamber forms the first light entrance face, and the bottom surface of the light distribution element forms light outgoing
Face；
The Part I light that at least one light source is sent is incident to the lens by first light entrance face, and
Projected after the reflective surface by the light-emitting face.
Alternatively, the bottom surface of the accommodating chamber forms the second light entrance face, send second of at least one light source
Light splitter is incident to the lens by second light entrance face, and is projected through the light-emitting face.
Alternatively, the bottom of the light distribution element is provided with two arc convex portions of interconnection, and its surface is formed pair
The caustic surface that light is converged；
The Part II light is incident to the lens by second light entrance face, and is projected through the caustic surface.
Alternatively, described two arc convex portions are located at the center bottom of the light distribution element, and are symmetrical structure.
Alternatively, the light source setting unit is column structure, and at least one light source is arranged on the column structure
On side.
Alternatively, the light source setting unit is prism structure, and at least one light source is arranged on the prism structure
On at least one side.
Alternatively, the main part extends laterally, and the light source setting unit extends vertically to be formed from the main part.
According to another aspect of the present utility model, a kind of light fixture is additionally provided, including：Lamp body and it is at least one as above appoint
Light source module group described in embodiment of anticipating, wherein,
The light source module group is contained in the lamp body, and the main part of the conductive structure part and the light distribution element point
Do not coordinate with the lamp body.
Alternatively, the light fixture also includes being fixed on the support at the top of it, and the main part of the conductive structure part is fixed on
On the support, and the light distribution element of the light source module group is fixed on the bracket.
Alternatively, through hole is provided with the support, the edge of the main part is fastened on the upper end-face edge of the through hole,
By the conductive structure part clamping on the bracket；
The upper end of the light distribution element is provided with the portion of being fixedly connected, and the portion of being fixedly connected is fixedly mounted on the through hole
Lower edge, the light distribution element is fixed on the bracket.
In the utility model embodiment, light source module group includes conductive structure part and light distribution element, wherein, light distribution element tool
There is a reflecting surface that the light sent at least one light source is reflected, and the reflecting surface is parabolic shape, in light distribution element
Accommodating chamber is additionally provided with, the port of accommodating chamber is located at reflecting surface top.Conductive structure part includes main part and main body extends
The light source setting unit of formation, light source setting unit enter the accommodating chamber of light distribution element through port, and apart from light distribution element bottom
At a certain distance from be provided with least one light source.The utility model embodiment is by the way that light source to be arranged on to the table of conductive structure part
Face, can making light that light source module group sends, its photochromic is more uniformly distributed.Meanwhile using secondary light-distribution technology, i.e. using luminous intensity distribution member
Part is reflected the light that light source is sent, and can neatly control light beam by the face type for the reflecting surface for adjusting light distribution element
The scope at angle, to reach the beam angle of different width.
Further, the light source module group of the present embodiment can also effectively improve the light intensity at beam angle center, so as to improve
The optical efficiency of light source module group, to produce photochromic uniform collimated light beam.
Described above is only the general introduction of technical solutions of the utility model, in order to better understand skill of the present utility model
Art means, and being practiced according to the content of specification, and in order to allow above and other purpose of the present utility model, feature
It can be become apparent with advantage, below especially exemplified by specific embodiment of the present utility model.
According to the accompanying drawings will be more to the detailed description of the utility model specific embodiment, those skilled in the art
Add clear of the present utility model above-mentioned and other purposes, advantages and features.
Brief description of the drawings
By reading the detailed description of hereafter preferred embodiment, it is various other the advantages of and benefit it is common for this area
Technical staff will be clear understanding.Accompanying drawing is only used for showing the purpose of preferred embodiment, and is not considered as to this practicality
New limitation.And in whole accompanying drawing, identical part is denoted by the same reference numerals.In the accompanying drawings：
Fig. 1 a show the perspective view of the light source module group according to the utility model one embodiment；
Fig. 1 b show the light path schematic diagram of the light source module group according to the utility model another embodiment；
Fig. 2 is shown to be intended to according to the structure of the conductive structure part of the utility model one embodiment；
Fig. 3 a show the perspective view of the light source module group according to the utility model another embodiment；
Fig. 3 b show the light path schematic diagram of the light source module group according to the utility model further embodiment；
Fig. 4 a show the profile of the light fixture according to the utility model one embodiment；And
Fig. 4 b show the sectional stereogram of the light fixture according to the utility model one embodiment.
Embodiment
The exemplary embodiment of the disclosure is more fully described below with reference to accompanying drawings.Although the disclosure is shown in accompanying drawing
Exemplary embodiment, it being understood, however, that may be realized in various forms the disclosure without should be by embodiments set forth here
Limited.On the contrary, these embodiments are provided to facilitate a more thoroughly understanding of the present invention, and can be by the scope of the present disclosure
Completely it is communicated to those skilled in the art.
In order to solve the above technical problems, the utility model embodiment provides a kind of light source module group 1, the light source module group 1 can
To apply in the illuminators such as spotlight, shot-light.Referring to Fig. 1 a, light source module group 1 includes conductive structure part 10 and light distribution element
12, wherein, light distribution element 12 has the reflecting surface 121 that the light sent at least one light source 13 is reflected, and the reflection
Similar to parabola, light distribution element 12 is internally provided with accommodating chamber 122 in face 121, and the port of accommodating chamber 122 is located at reflecting surface 121 and pushed up
End, the light source setting unit 11 that conductive structure part 10 includes main part 111 and the extension of main body 111 is formed, light source setting unit 11
Enter the accommodating chamber 122 of light distribution element 12 through port, and be provided with least at a certain distance from the bottom of light distribution element 12
One light source 13.
In the embodiment, substrate (not shown in Fig. 1 a) is provided with light source setting unit 11, the side of light source 13 is attached on substrate.
Wherein, substrate can use soft substrate, and it, which encloses, is located in light source setting unit 11, can also use the substrate of hard, and more
The splicing of block substrate is arranged in light source setting unit 11, so as to which light source 13 is circumferentially arranged in light source setting unit 11.In addition, light source
13 can use LED pasters or the LED being embedded in light source setting unit 11 etc., the utility model embodiment substrate
Material and the type of light source are not specifically limited.Also, in this embodiment, light distribution element 12 can use transparent poly- carbonic acid
The materials such as ester (PC, Polycarbonate), acrylic, glass, can also use other materials certainly, the utility model to
The material of optical element 12 is also not specifically limited.
By the way that light source to be arranged on to the surface of light source setting unit, can making light that light source module group sends, its is photochromic more equal
It is even.Meanwhile the light that light source is sent is reflected using light distribution element, the face for the reflecting surface for adjusting light distribution element can be passed through
Type neatly controls the scope of beam angle, to reach the beam angle of different width.
With continued reference to Fig. 1 b, in the embodiment of the utility model one, the bottom edge of light distribution element 12 is provided with diaphragm
123, some light that at least one light source 13 is sent is absorbed, such as absorption light source 13 is sent miscellaneous after the injection of light distribution element 12
Astigmatism.In this embodiment, diaphragm 123 can be cirque structure, naturally it is also possible to which, using other structures, the present embodiment is to this
Do not limit.In the embodiment, the light that light source 13 is sent reflects injection through reflecting surface 121.
In the alternative embodiment of the utility model one, light source setting unit 11 can be column structure, at least one light source 13
It is arranged on the side of column structure.For example, LED pasters can be enclosed to the side for being located at light source setting unit 11.
Referring to Fig. 2, in another alternative embodiment of the utility model, light source setting unit 11 can also be prism structure, extremely
A few light source 13 is arranged at least one side of prism structure.For example, light source setting unit 11 can be eight prism structures,
Eight LED are attached on each side of light source setting unit 11 respectively, more LED patches can also be pasted certainly, on each side
Piece, the utility model are implemented not limit this.Meanwhile the light source setting unit 11 of eight prism structures is only to show in the present embodiment
Meaning, light source setting unit 11 can also use other prism structures, such as triangular prism, quadrangular, the utility model implementation pair
This is not specifically limited.Certainly, light source setting unit 11 can also be other structures, such as cone, round platform structure, the utility model
This is also not specifically limited.
In the embodiment of the utility model one, when LED is sticked in light source setting unit 11, first LED can be welded on
On substrate, such as LED is welded on pcb board or other substrates, the substrate for being welded with LED is then fitted in light source setting unit again
On 11 side, the substrate can be connected with externally fed power supply, to provide power supply for LED.
In the embodiment of the utility model one, the other end that light source setting unit 11 is not disposed in accommodating chamber 122 is additionally provided with
Main part 111, main part 111 and light source setting unit 11 are worked in coordination, for being radiated to light source module group 1.In the embodiment
In, main part 111 can extend laterally, and the main body 111 of light source setting unit 11 extends vertically to be formed.Under normal circumstances, in order to
Reach good radiating effect, in the case where not influenceing the precondition that light source module group 1 uses, main part 111 can be arranged to face
The larger platy structure of product.Main part 111 can be circular, square, triangle etc. or any irregular shape, this
Embodiment is not limited the shape of main part 111.
In the utility model embodiment, light distribution element 12 can as shown in Figure 1 a or 1b, and its reflecting surface 121, which encloses, sets shape
Itself it is solid knot into an accommodating chamber 122 or light distribution element 22 and light distribution element 31 as shown in Fig. 3 a or Fig. 3 b
Structure, a groove is set to enter respectively to both of these case below to form accommodating chamber 220 at the apical position of solid construction body
Row is specific to be introduced.
Referring to Fig. 1 a and Fig. 1 b, in the embodiment of the utility model one, the light distribution element 12 of light source module group 1 includes accommodating chamber
122, the accommodating chamber 122 is enclosed to set by the reflecting surface 121 of light distribution element 12 to be formed, and light source setting unit 11 is provided with the part of light source,
Port through accommodating chamber 122 is penetrated in the accommodating chamber 122 of light distribution element 12, so that in light source setting unit 11 at least
One light source 13 is placed in inside accommodating chamber 122.
In this embodiment, one end that light source setting unit 11 is placed in accommodating chamber 122 can also set light-blocking member 112,
The light-blocking member 112 can stop some light that at least one light source 13 is sent, such as stop light source 13 from light source module group 1
The light that center is sent, avoids the formation of clear zone, and so as to be effectively ensured, to be emitted beam from light distribution element 12 be uniform light
Line, and veiling glare is less.In this embodiment, light-blocking member 112 can be the light barrier of platy structure, and light barrier can be circle
Shape, square, triangle etc. or any irregular shape, the present embodiment are not specifically limited to this.Because light source 13 is sent out
The light beam gone out is approximately circular, and therefore, light barrier is preferably arranged to circle by the embodiment.
In the embodiment of the utility model one, by adjusting the face type similar to paraboloidal reflecting surface, it can reach not
Same beam angle.The angle that the direction that luminous intensity is equal to 1/2 peak light intensity is contained is defined as beam angle, it is however generally that, it is narrow
The beam angle of light beam is less than 20 degree, and for the beam angle of medium light beam between 20~40 degree, the beam angle of angle pencil of ray is more than 40 degree.Example
Such as, different beam angles is reflected in different with light intensity by its spot size on screen wall facing the gate of a house face.If same light source is applied at different angles
In the reflector of degree, beam angle is bigger, and central light strength is smaller, and hot spot is bigger.Due to the light source module group 1 of the utility model embodiment
It is mainly used in the light fixtures such as spotlight, shot-light, therefore, can be made by adjusting the face type of reflecting surface 121 anti-by reflecting surface 121
The beam angle of the light of injection is more than 10 degree and less than 40 degree.
In the alternative embodiment of the utility model one, if the bottom bore for setting light distribution element 12 is 45 millimeters, pass through
The beam angle for the light that reflecting surface 121 reflects is about 10 degree.As can be seen here, the utility model embodiment need not be by light distribution element
12 bottom bore is accomplished very big, it is possible to realizes the light beam that light source 13 is sent through light source module group 1, its beam angle is arrow beam of light
Angle.Certainly, in the utility model embodiment, the face type by adjusting reflecting surface 121 can also make to reflect by reflecting surface 121
The beam angle of light reach arbitrary angle, the utility model embodiment is not specifically limited to this.
Referring to Fig. 3 a, in another embodiment of the utility model, the light distribution element 22 of light source module group 2 is lens, and at this
Lens set fluted at the apical position of reflecting surface 221, and the groove forms accommodating chamber 220, and light source setting unit 11 is provided with
The part of light source, the port through accommodating chamber 220 are penetrated in the accommodating chamber 220 of light distribution element 22, and make to be arranged on light source setting unit
At least one light source 13 on 11 is placed in accommodating chamber 220.Lens in the embodiment are solid construction.
In this embodiment, the side wall of accommodating chamber 220 forms the first light entrance face 222, and the bottom of light distribution element 22 can be with
For light-emitting face 223, the light that at least one light source 13 is sent is incident to light distribution element 22 (i.e. thoroughly through the first light entrance face 222
Mirror) in, and then projected after being reflected by reflecting surface 221 through light-emitting face 223.
In the embodiment of the utility model one, the bottom surface of accommodating chamber 220 forms the second light entrance face 224, at least one light
The Part II light that source 13 is sent is incident in light distribution element 22 by the second light entrance face 224, and is penetrated through light-emitting face 223
Go out.
With continued reference to Fig. 3 a, in the embodiment of the utility model one, by adjusting similar to paraboloidal reflecting surface 221
Face type, different beam angles can be reached.For example, a diameter of 45 millimeters of light-emitting face 223 are set, then via light-emitting face
The beam angle of 223 light projected is about 10 degree.It can be seen that the utility model embodiment need not be by the bottom diameter of light distribution element 22
Accomplish very big, it is possible to realize the light beam sent through light source module group 2, its beam angle is arrow beam of light angle.Certainly, the utility model is real
Apply in example, the beam angle for the light that the face type by adjusting reflecting surface 221 can also make to reflect by reflecting surface 221, which reaches, appoints
The angle of meaning, the utility model embodiment are not specifically limited to this.
Referring to Fig. 3 b, in another embodiment of the utility model, the bottom of light distribution element 31 is provided with the two of interconnection
Individual arc convex portion 311, its surface form the caustic surface 312 converged to light, and the caustic surface 312 has convergence to light
Effect, the Part II light that at least one light source 13 is sent are incident to light distribution element 31 by the second light entrance face 224, and through poly-
Smooth surface 312 projects.In this embodiment, arc convex portion 311 is located at the center bottom of light distribution element 31, and is symmetrical structure,
So that the light of the center bottom by light distribution element 31 is more assembled, and then improve the light projected through light distribution element 31
Central light strength.
Based on same design, the utility model embodiment additionally provides a kind of light fixture, and the light fixture can be used as shot-light, optically focused
The lamp applications such as lamp are needing the occasion of accent light.Referring to Fig. 4 a and Fig. 4 b, light fixture 3 can include lamp body 31 and at least one
Such as the light source module group of any embodiment introduction above, the utility model embodiment is situated between by taking the light source module group shown in Fig. 1 b as an example
Continue.Wherein, light source module group is contained in lamp body 31, and the main part 111 of conductive structure part 10 and light distribution element 12 respectively with lamp
Body 31 coordinates.
In the embodiment of the utility model one, main part 111 can pass through buckle, screw, bonding or welding with lamp body 31
Directly it is fixedly connected, can also be fixedly connected indirectly by modes such as supports 32 etc. mode.
In this embodiment, main part 111 shown in Fig. 4 a and Fig. 4 b passes through the indirect company of being fixed of support 32 with lamp body 31
Connect, and support 32 is fixed on the top of lamp body 31, the main part 111 of conductive structure part 10 is connected on support 32, and luminous intensity distribution
Element 12 is fixed on support 32.
In the embodiment of the utility model one, through hole 321, the edge of main part 111 are additionally provided with the support 32 of light fixture 3
The upper end-face edge of through hole 321 is fastened on, conductive structure part 10 is fixed on support 32, meanwhile, the upper end of light distribution element 12 is set
The portion of being fixedly connected 124 is equipped with, the lower edge that portion 124 is fixedly mounted on through hole 321 is fixedly connected with, light distribution element 12 is fixed on
On support 32.
In this embodiment, the diaphragm 123 for being placed in the bottom edge of light distribution element 12 is sticked on the inwall of lamp body 31, luminous intensity distribution
Mask 125 is additionally provided with the bottom port of element 12, so that the light that light source is sent finally is reflected through the mask 125 and projected.
In this embodiment, mask 125 can use the materials such as transparent makrolon (PC, Polycarbonate), acrylic, glass
Matter, can also use other materials certainly, and the utility model is not specifically limited to the material of mask 125.
Light fixture of the present utility model can effectively improve the light intensity at beam angle center, so as to improve the optics of light source module group
Efficiency, to produce photochromic uniform collimated light beam.
So far, although those skilled in the art will appreciate that herein it is detailed have shown and described it is of the present utility model more
Individual exemplary embodiment, still, still can be public according to the utility model in the case where not departing from the spirit and scope of the utility model
The content opened directly determines or derived many other variations or modifications for meeting the utility model principle.Therefore, this practicality is new
The scope of type is understood that and regarded as to cover other all these variations or modifications.
Claims (18)
- A kind of 1. light source module group, it is characterised in that including：Light distribution element, has the reflecting surface that is reflected the light that light source is sent, and the reflecting surface is parabolic shape, institute State and accommodating chamber is provided with light distribution element, the port of the accommodating chamber is located at the reflecting surface top；Conductive structure part, including main part and extend the light source setting unit to be formed from the main part, the light source setting unit is worn Cross the port enter the light distribution element accommodating chamber, and be provided with a certain distance from the light distribution element bottom to A few light source.
- 2. light source module group according to claim 1, it is characterised in that the beam angle for the light that the reflective surface goes out is big In 10 degree and less than 40 degree.
- 3. light source module group according to claim 1 or 2, it is characterised in that at least one light source is set along the light source The portion of putting is circumferentially arranged.
- 4. light source module group according to claim 1 or 2, it is characterised in that the reflecting surface of the light distribution element, which encloses, to be set to be formed The accommodating chamber.
- 5. light source module group according to claim 4, it is characterised in that the light source setting unit is placed in the accommodating chamber One end is provided with light-blocking member, and the light-blocking member stops some light that at least one light source is sent.
- 6. light source module group according to claim 4, it is characterised in that the bottom edge of the light distribution element is provided with light Door screen, absorb the spurious rays projected through the light distribution element.
- 7. light source module group according to claim 1 or 2, it is characterised in that the light distribution element is lens, and the lens lean on Setting is fluted at the nearly reflecting surface apical position, and the groove forms the accommodating chamber.
- 8. light source module group according to claim 7, it is characterised in that the lens are solid construction.
- 9. light source module group according to claim 7, it is characterised in thatThe side wall of the accommodating chamber forms the first light entrance face, and the bottom surface of the light distribution element forms light-emitting face；The Part I light that at least one light source is sent is incident to the lens by first light entrance face, and through institute Projected after stating reflective surface by the light-emitting face.
- 10. light source module group according to claim 9, it is characterised in thatThe bottom surface of the accommodating chamber forms the second light entrance face, and the Part II light that at least one light source is sent is by described Second light entrance face is incident to the lens, and is projected through the light-emitting face.
- 11. light source module group according to claim 10, it is characterised in thatThe bottom of the light distribution element is provided with two arc convex portions of interconnection, and its surface is formed converges to light Caustic surface；The Part II light is incident to the lens by second light entrance face, and is projected through the caustic surface.
- 12. light source module group according to claim 11, it is characterised in that described two arc convex portions are located at the luminous intensity distribution The center bottom of element, and be symmetrical structure.
- 13. light source module group according to claim 1 or 2, it is characterised in that the light source setting unit is column structure, institute At least one light source is stated to be arranged on the side of the column structure.
- 14. light source module group according to claim 13, it is characterised in that the light source setting unit is prism structure, described At least one light source is arranged at least one side of the prism structure.
- 15. light source module group according to claim 1 or 2, it is characterised in that the main part extends laterally, the light source Setting unit extends vertically to be formed from the main part.
- A kind of 16. light fixture, it is characterised in that including：Lamp body and at least one light source as described in any one of claim 1 to 15 Module, wherein,The light source module group is contained in the lamp body, and the main part of the conductive structure part and the light distribution element respectively with The lamp body coordinates.
- 17. light fixture according to claim 16, it is characterised in that the light fixture also includes being fixed on the support at the top of it, The main part of the conductive structure part is fixed on the bracket, and the light distribution element is fixed on the bracket.
- 18. light fixture according to claim 17, it is characterised in thatThrough hole is provided with the support, the edge of the main part is fastened on the upper end-face edge of the through hole, by the heat conduction Structural member clamping is on the bracket；The upper end of the light distribution element is provided with the portion of being fixedly connected, and the portion of being fixedly connected is fixedly mounted on the lower end of the through hole Edge, the light distribution element is fixed on the bracket.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720457045.0U CN206890162U (en) | 2017-04-27 | 2017-04-27 | A kind of light source module group and light fixture |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720457045.0U CN206890162U (en) | 2017-04-27 | 2017-04-27 | A kind of light source module group and light fixture |
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| Publication Number | Publication Date |
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| CN206890162U true CN206890162U (en) | 2018-01-16 |
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| CN201720457045.0U Active CN206890162U (en) | 2017-04-27 | 2017-04-27 | A kind of light source module group and light fixture |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110578907A (en) * | 2018-06-08 | 2019-12-17 | 佛山市威得士灯饰电器有限公司 | Light color changeable lamp and automatic positioning device thereof |
| WO2021093668A1 (en) * | 2019-11-15 | 2021-05-20 | 苏州欧普照明有限公司 | Illumination module and lamp |
-
2017
- 2017-04-27 CN CN201720457045.0U patent/CN206890162U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110578907A (en) * | 2018-06-08 | 2019-12-17 | 佛山市威得士灯饰电器有限公司 | Light color changeable lamp and automatic positioning device thereof |
| WO2021093668A1 (en) * | 2019-11-15 | 2021-05-20 | 苏州欧普照明有限公司 | Illumination module and lamp |
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