CN211203868U - Lighting module and lamp - Google Patents
Lighting module and lamp Download PDFInfo
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- CN211203868U CN211203868U CN202020174376.5U CN202020174376U CN211203868U CN 211203868 U CN211203868 U CN 211203868U CN 202020174376 U CN202020174376 U CN 202020174376U CN 211203868 U CN211203868 U CN 211203868U
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Abstract
The utility model discloses a lighting module and lamps and lanterns, lighting module includes: the light source structure comprises a substrate, wherein the substrate comprises a first region and a second region, the second region is arranged around the first region, a plurality of regularly distributed light sources are arranged in the second region, and the number of the light sources in a unit area in the first region is smaller than that in the second region. The number of the light sources in the unit area in the first area is small, and the light sources are located in the center of the substrate, so that the phenomenon that the service life of the lamp is influenced by excessive heat generation of the light sources in the middle in the working process of the lamp can be prevented. The light source of central part is less for the heat production of central part reduces, and the radiating efficiency is high, increases the life of lamps and lanterns.
Description
Technical Field
The utility model relates to the field of lighting, especially, relate to a lighting module and lamps and lanterns.
Background
L ED lamp is a electroluminescent semiconductor chip, which is fixed on the support by silver glue or white glue, then connected with the chip and the circuit board by silver wire or gold wire, and sealed by epoxy resin.
For some L ED lamps, the middle temperature of the heat dissipation module is usually high and gradually decreases toward the edge, which results in a large actual temperature difference between L ED lamps and uneven heat dissipation of the entire lamp, resulting in a short service life of the lamp.
SUMMERY OF THE UTILITY MODEL
The embodiment of the utility model provides a lighting module and lamps and lanterns to solve the whole radiating inhomogeneous of lamps and lanterns, the shorter problem of life.
In order to solve the technical problem, the utility model discloses a realize like this:
in a first aspect, a lighting module is provided, including: the light source structure comprises a substrate, wherein the substrate comprises a first region and a second region, the second region is arranged around the first region, a plurality of regularly distributed light sources are arranged in the second region, and the number of the light sources in a unit area in the first region is smaller than that in the second region.
In a second aspect, a luminaire is provided, comprising:
a housing including a light source mounting groove and a power supply mounting groove;
the lighting module of the first aspect, the lighting module being mounted to the light source mounting slot;
and the driving power supply is arranged in the power supply mounting groove and is connected with the lighting module to supply electric energy to the lighting module.
The embodiment of the utility model discloses among the lighting module, the base plate includes that first region and second are regional, and the second is regional to encircle first region setting, is provided with a plurality of regularly distributed's light source in the first region, is provided with a plurality of regularly distributed's light source in the second region, and the quantity of the light source in the unit area in the first region is less than the quantity of the light source in the unit area in the second region. The number of the light sources in the unit area in the first area is small, and the light sources are located in the center of the substrate, so that the phenomenon that the service life of the lamp is influenced by excessive heat generation of the light sources in the middle in the working process of the lamp can be prevented. Generally speaking, the central part is difficult to dissipate heat, so that heat energy is easy to accumulate, therefore, the number of light sources at the central part is small, heat generation at the central part can be reduced, the heat dissipation efficiency is high, and the service life of the lamp is prolonged.
Drawings
The accompanying drawings, which are described herein, serve to provide a further understanding of the invention and constitute a part of this specification, and the exemplary embodiments and descriptions thereof are provided for explaining the invention without unduly limiting it. In the drawings:
fig. 1 is a schematic structural diagram of a lighting module according to the present invention;
FIG. 2 is a schematic structural view of the lighting module corresponding to FIG. 1;
FIG. 3 is a schematic view of the lighting module of FIG. 1 mounted in a housing;
fig. 4 is a schematic structural diagram of another lighting module provided by the present invention;
FIG. 5 is a schematic structural view of the lighting module corresponding to FIG. 4;
FIG. 6 is a schematic view of the lighting module of FIG. 4 mounted in a housing;
fig. 7 is a schematic structural diagram of a lamp provided by the present invention;
wherein the content of the first and second substances,
100-lighting module, 110-substrate, 120-light source, 130-lens;
200-a housing, 210-a light source mounting groove, 220-a power supply mounting groove, 230-a cover body, 240-a light-transmitting part and 241-a mounting component;
300-mounting seat.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, not all, of the embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.
The technical solutions disclosed in the embodiments of the present invention are described in detail below with reference to the accompanying drawings.
As shown in fig. 1-7, the embodiment of the utility model provides a lighting module and lamps and lanterns through the distribution mode of optimizing a plurality of light sources 120 of adjustment for the heat production of each part of lighting module 100 is comparatively even, and greatly reduced lighting module 100 local heat production higher, the inhomogeneous condition of heat dissipation of whole lamps and lanterns increases the life of lamps and lanterns.
The light source 120 may be a single light emitting element or a combination structure of a plurality of light emitting elements.
The utility model provides a lighting module 100 can include: the light source module comprises a substrate 110, wherein the substrate 110 comprises a first region and a second region, the second region is arranged around the first region, a plurality of regularly distributed light sources 120 are arranged in the second region, and the number of the light sources 120 in a unit area in the first region is smaller than that of the light sources 120 in a unit area in the second region.
Here, the regular distribution may be a row-column distribution, a column-column distribution, a ring distribution, or other regular distributions.
The embodiment of the utility model provides a, base plate 110 includes first region and second region, and the second region encircles first region setting, is provided with a plurality of regularly distributed's light source 120 in the first region, is provided with a plurality of regularly distributed's light source 120 in the second region, and the quantity of the light source 120 in the unit area in the first region is less than the quantity of the light source 120 in the unit area in the second region. Since the number of the light sources 120 in the first region per unit area is small and the light sources are located at the central portion of the substrate 110, it is possible to prevent the light sources 120 at the central portion from generating too much heat during the operation of the lamp, which may affect the life of the lamp. Generally, the central portion is difficult to dissipate heat, so that heat energy is easy to accumulate, and therefore, the number of the light sources 120 in the central portion is small, heat generation in the central portion can be reduced, heat dissipation efficiency is high, and the service life of the lamp is prolonged.
The utility model discloses in, the number of the region on the base plate 110 can be two, also can be a plurality of, and a plurality of regions distribute in proper order from inside to outside, can arrange for the array form, also can arrange for the annular, can also be other and arrange. It should be noted that, when the above various arrangement manners are adopted, the number of the light sources in the first region, that is, the central region of the substrate 110, per unit area is smaller than the number of the light sources in other regions, so as to reduce the amount of heat generated in the central region and improve the heat dissipation efficiency.
Specifically, the substrate 110 further includes: and a third region surrounding the second region, wherein a plurality of regularly distributed light sources 120 are arranged in the third region, and the number of the light sources 120 per unit area in the third region is greater than that in the second region.
That is, when the substrate 110 includes a plurality of regions from the inside to the outside, the number of light sources per unit area in each region increases from the inside to the outside.
In one possible embodiment of the present invention, the light source 120 can be L ED lamp or other kinds of components with light emitting function, and the size, rated voltage and other parameters of the light source 120 can be determined according to actual requirements, and are not limited herein.
In one possible embodiment of the present invention, the lighting module 100 may further include a lens 130, the lens 130 is connected to the substrate 110, and the lens 130 faces the light source 120.
Specifically, the lens 130 includes a body connected to the substrate 110 and a plurality of light distribution portions arranged on each of the light sources 120, and each of the light distribution portions is recessed in a direction away from the substrate 110.
The light distribution part is configured to distribute light to the light source, and the body can distribute light to the light source. A light source may be disposed between the recess of the light distribution portion and the substrate 110.
The lens may be integrally formed, a sealing arrangement may be adopted between the lens 130 and the substrate 110, and the light source 120 is disposed between the light distribution portion and the substrate 110, so as to prevent impurities such as dust and water from entering and protect the light source 120.
Specifically, the distribution of the light distribution parts and the light sources 120 may be the same, that is, one light distribution part is used to cover one light source 120, wherein the light source 120 may be a single light emitting element or a combination structure of a plurality of light emitting elements, and the number of the light distribution parts in a unit area in the first area is smaller than the number of the light distribution parts in a unit area in the second area.
Further, the number of light distribution portions per unit area in the first region may be equal to the number of light distribution portions per unit area in the second region.
In this case, the distribution of the light distribution parts and the light sources 120 may be different, that is, the number of the light distribution parts is greater than the number of the light sources 120. That is, the light source 120 is not provided in some light distribution portions, that is, the light source 120 may be left attached to the light distribution portion. Here, the dummy attachment means that the light source 120 is not placed on the substrate 110, although the light source 120 is placed on the substrate 110. The embodiment of the utility model provides an in, the quantity of the light distribution portion in each regional interior unit area on the base plate 110 equals, can utilize the same mould to produce whole lighting module's lens, need not make the mould of different grade type, and is comparatively simple in production, but integrated into one piece's the different regional lens of producing, and the outward appearance is more regular simultaneously, has better visual effect.
The body and the light distribution portion of the lens 130 can be light distribution elements to provide a light distribution effect for the light source 120, and the lens 130 can have a light diffusion effect to increase the illumination range of the lamp, or the lens 130 can also improve the uniformity of light emitted by the light source 120. The lens 130 may be made of light-transmitting plastic such as acryl. The light distribution parts in the lens 130 may be provided in one-to-one correspondence with the light sources 120, or may not be provided, and the number of light distribution parts is larger than the number of light sources 120 when not provided.
As shown in fig. 1, a schematic structural diagram of an illumination module 100 according to the present invention is provided. As shown in the drawings, in the embodiment of the present invention, the number of the light distribution parts in the lens 130 in the first area is smaller than the number of the light distribution parts in the second area, and accordingly, the number of the light sources 120 covered by the light distribution parts in the first area is smaller than the number of the light sources in the second area. Because the number of the light sources 120 in the unit area of the first region is smaller than the number of the light sources 120 in the unit area of the second region, and the first region is located at the center of the substrate 110, the heat generated by the light sources 120 at the center is less than the heat generated by the light sources 120 at the same overall density, the heat dissipation efficiency is correspondingly improved, the heat dissipation of the overall lamp is uniform, and the service life of the lamp is greatly prolonged.
Fig. 4 is a schematic structural diagram of another lighting module 100 according to the present invention. As shown in the figure, the number of light distribution portions in the lens 130 of the illumination module 100 in the first area is equal to the number of light distribution portions in the second area, but the number of light sources 120 covered by the light distribution portions in the first area is smaller than the number of light sources in the second area. That is, the light distribution cover is provided with an area including the light source 120, and an area not including the light source 120. By adopting the scheme in the embodiment, the design of the lens 130 of the lamp is simpler, the molds of the light distribution parts with different densities are not required to be designed, the production is simpler, the cost is saved, the heat generated by the light source 120 at the central part is less than that generated by the light source with the same integral density, the heat dissipation efficiency is correspondingly improved, the heat dissipation of the integral lamp is more uniform, and the service life of the lamp can be greatly prolonged.
In one possible embodiment of the present invention, the substrate 110 may be a PCB board, and a plurality of solder joints for soldering the light source 120 are disposed on the PCB board, and the number of the solder joints in a unit area is greater than or equal to the number of the light source 120 in a unit area. The substrate 110 may also be other rigid structures. The hard structure means that the substrate 110 is made of hard material, and the substrate 110 is hardly deformed in normal use. However, in the manufacturing process, due to the corresponding requirements of the manufacturing, under the set conditions, by means of sufficient external force or high temperature, the substrate 110 may also deform to a certain extent, so that it is not absolutely deformable, and is formed into a specific shape and structure according to the design requirements and the requirements of customers. The substrate 110 may also provide a certain supporting force for the light source 120, so that the overall structure is more stable and the service life is longer.
The substrate 110 is formed of a hard material, such as a polymer material, a composite material, and a metal material. The shape and size of the substrate 110 can be determined according to actual situations such as use scenarios and customer requirements.
More specifically, the substrate 110 may have a ring structure such as a rectangular structure, a circular structure, or a polygonal structure, and the shape and size of the substrate 110 may be determined according to specific situations such as a use scenario and customer requirements during design and production processes.
In one possible embodiment of the present invention, the substrate 110 has a rectangular or circular structure, and accordingly, the arrangement of the plurality of light sources 120 is different. For example, when the substrate 110 is rectangular, the plurality of light sources 120 may be arranged in a plurality of rows and columns. Similarly, in the case that the substrate 110 has a circular shape, the plurality of light sources 120 may be arranged in a ring shape, and the number of the ring shape may be determined according to the size of the substrate 110 in practical cases.
Specifically, when the substrate 110 is circular and the plurality of light sources 120 are annularly distributed, the substrate 110 may be divided into a plurality of annular regions from inside to outside, and the number of light sources 120 per unit area in the annular regions from inside to outside increases sequentially. The heat production that can make the light source of central part is the same few for light source quantity in whole unit area, and the radiating efficiency also correspondingly improves, and the heat dissipation of whole lamps and lanterns is comparatively even, and the life of lamps and lanterns can greatly increased.
In a possible embodiment of the present invention, the light sources 120 may be arranged in an array, so that the light emitted by the entire lamp is uniform.
The utility model also provides a lamp, as shown in FIG. 7, this lamp can include: a housing 200, a driving power supply, and any of the lighting modules 100 described above. The housing 200 includes a light source 120 mounting groove and a power supply mounting groove 220, the lighting module 100 is mounted in the light source mounting groove 210, the driving power supply is mounted in the power supply mounting groove 220, and the driving power supply is connected to the lighting module 100 to supply power to the lighting module 100.
Specifically, the driving power source is connected to the light source 120 in the lighting module 100 to provide power for the light source 120.
In one possible embodiment of the present invention, the housing 200 may further include: a cover 230 and a light-transmitting portion 240. The cover 230 covers an opening of the power supply mounting groove 220, and the light-transmitting portion 240 covers an opening of the light source mounting groove 210. The cover 230 and the power supply mounting groove 220 may form a power supply accommodating cavity, the driving power supply is mounted in the power supply accommodating cavity, the light-transmitting portion 240 and the light source mounting groove 210 may form a light source 120 accommodating cavity, and the lighting module 100 is mounted in the light source 120 accommodating cavity, so that water, dust or other impurities may be isolated outside the driving power supply and the lighting module 100.
The light-transmitting portion 240 may be mounted to the light source mounting groove 210 by a mounting member 241, or may be fixed together by clipping or bonding. The cover 230 may be mounted to the power supply mounting groove 220 by a mounting assembly 241, or may be fixed together by clamping or bonding.
Among them, the shape and size of the light source mounting groove 210 and the power supply mounting groove 220 may be determined according to the shape and size of the lighting module 100 and the driving power supply. The mounting member 241 may be a screw, or may also be a bolt and nut assembly, as the case may be.
The housing 200 may further include: a mounting base 300. The mounting seat 300 is used for mounting the lamp on a lamp post, and the mounting seat 300 is disposed on one side of the power supply mounting groove 220 departing from the lighting module 100.
On the basis of the above structure, the whole light fixture can be mounted on a lamp post by means of the mounting base 300. The power supply mounting groove 220 and the light source mounting groove 210 on the housing 200 are respectively used for mounting the driving power supply and the lighting module 100, the driving power supply and the lighting module 100 are mutually independent, and in the working process of the lamp, the mutual influence of heat generated by the driving power supply and the lighting module 100 can be prevented, so that the heat dissipation efficiency of the driving power supply and the lighting module 100 is improved, and the purpose of prolonging the service life of the lamp is achieved.
In one possible embodiment of the present invention, the lamp can be a floor lamp, or the lamp can also be a street lamp cap.
Specifically, the lamp is a street lamp cap, and the lamp is mounted on a lamp post through the mounting base 300. In order to ensure high structural strength of the lamp, the housing 200 and the mounting base 300 may be made of hard materials such as plastic or metal, and preferably, they may be formed by integrally molding metal materials. The mounting base 300 and the mounting base such as the lamp post can be fixed to each other by using a connecting member such as a bolt assembly.
The mounting seat 300 is disposed on one side of the power supply mounting groove 220 departing from the lighting module 100, and the lighting module 100 can be at a higher height when the mounting seat 300 is mounted on a lamp post, so that the lighting range of the light source 120 is wider.
The utility model also provides a street lamp, this street lamp can include: lamp pole and the lamps and lanterns of above-mentioned arbitrary.
It should be noted that, in this document, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other like elements in a process, article, or apparatus that comprises the element.
The embodiments of the present invention have been described with reference to the accompanying drawings, but the present invention is not limited to the above-mentioned embodiments, which are only illustrative and not restrictive, and those skilled in the art can make many forms without departing from the spirit and scope of the present invention.
Claims (10)
1. A lighting module (100) comprising: the light source module comprises a substrate (110), wherein the substrate (110) comprises a first area and a second area, the second area is arranged around the first area, a plurality of regularly distributed light sources (120) are arranged in the second area, and the number of the light sources (120) in the unit area of the first area is smaller than that of the light sources (120) in the unit area of the second area.
2. The lighting module (100) of claim 1 wherein the substrate (110) further comprises: a third region disposed around the second region, the third region having a plurality of regularly distributed light sources (120) disposed therein, the number of light sources (120) per unit area in the third region being greater than the number of light sources (120) per unit area in the second region.
3. The lighting module (100) of claim 1, further comprising: a lens (130), the lens (130) being connected to the substrate (110), and the lens (130) facing the light source (120).
4. The lighting module (100) according to claim 3, wherein the lens (130) comprises a body and a plurality of light distribution portions, the body is connected with the substrate (110), the light distribution portions are provided on any one of the light sources (120), and each light distribution portion is recessed in a direction away from the substrate (110) of the body.
5. The lighting module (100) according to claim 4, wherein the number of light distribution portions per unit area in the first area is equal to the number of light distribution portions per unit area in the second area.
6. The lighting module (100) according to claim 1, wherein the light sources (120) are arranged in an array or in a ring.
7. A light fixture, comprising:
a housing (200), the housing (200) including a light source mounting groove (210) and a power supply mounting groove (220);
the lighting module (100) of any of claims 1 to 6, the lighting module (100) being mounted to the light source mounting slot (210);
the driving power supply is installed in the power supply installation groove (220), and the driving power supply is connected with the lighting module (100) and provides electric energy for the lighting module (100).
8. A light fixture as claimed in claim 7, characterized in that the housing (200) further comprises: the light source comprises a cover body (230) and a light transmission part (240), wherein the cover body (230) is arranged at an opening of the power supply installation groove (220) in a covering mode, and the light transmission part (240) is arranged at an opening of the light source installation groove (210) in a covering mode.
9. A light fixture as claimed in claim 7, characterized in that the housing (200) further comprises: the lamp holder comprises a mounting seat (300), the mounting seat (300) is used for mounting a lamp on a lamp post, and the mounting seat (300) is arranged on one side, deviating from the lighting module (100), of the power supply mounting groove (220).
10. A light fixture as recited in claim 7, wherein the light fixture is a street light head.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020174376.5U CN211203868U (en) | 2020-02-14 | 2020-02-14 | Lighting module and lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020174376.5U CN211203868U (en) | 2020-02-14 | 2020-02-14 | Lighting module and lamp |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211203868U true CN211203868U (en) | 2020-08-07 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020174376.5U Active CN211203868U (en) | 2020-02-14 | 2020-02-14 | Lighting module and lamp |
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| CN (1) | CN211203868U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023030068A1 (en) * | 2021-09-06 | 2023-03-09 | 青岛海信激光显示股份有限公司 | Laser projection device |
-
2020
- 2020-02-14 CN CN202020174376.5U patent/CN211203868U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| WO2023030068A1 (en) * | 2021-09-06 | 2023-03-09 | 青岛海信激光显示股份有限公司 | Laser projection device |
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