CN112923248A - COB light source of even light-emitting - Google Patents
COB light source of even light-emitting Download PDFInfo
- Publication number
- CN112923248A CN112923248A CN202110213169.5A CN202110213169A CN112923248A CN 112923248 A CN112923248 A CN 112923248A CN 202110213169 A CN202110213169 A CN 202110213169A CN 112923248 A CN112923248 A CN 112923248A
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- Prior art keywords
- light source
- circuit board
- lens
- cob light
- cob
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Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21K—NON-ELECTRIC LIGHT SOURCES USING LUMINESCENCE; LIGHT SOURCES USING ELECTROCHEMILUMINESCENCE; LIGHT SOURCES USING CHARGES OF COMBUSTIBLE MATERIAL; LIGHT SOURCES USING SEMICONDUCTOR DEVICES AS LIGHT-GENERATING ELEMENTS; LIGHT SOURCES NOT OTHERWISE PROVIDED FOR
- F21K9/00—Light sources using semiconductor devices as light-generating elements, e.g. using light-emitting diodes [LED] or lasers
- F21K9/20—Light sources comprising attachment means
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- 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
- F21V17/00—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages
- F21V17/10—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages characterised by specific fastening means or way of fastening
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V19/00—Fastening of light sources or lamp holders
- F21V19/001—Fastening of light sources or lamp holders the light sources being semiconductors devices, e.g. LEDs
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- 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
- F21V5/00—Refractors for light sources
- F21V5/04—Refractors for light sources of lens shape
- F21V5/048—Refractors for light sources of lens shape the lens being a simple lens adapted to cooperate with a point-like source for emitting mainly in one direction and having an axis coincident with the main light transmission direction, e.g. convergent or divergent lenses, plano-concave or plano-convex lenses
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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]
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- Engineering & Computer Science (AREA)
- General Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Microelectronics & Electronic Packaging (AREA)
- Optics & Photonics (AREA)
- Fastening Of Light Sources Or Lamp Holders (AREA)
Abstract
The invention discloses a COB light source capable of emitting light uniformly, which comprises a base and a circuit board, wherein a circuit board groove is formed in the base, the circuit board is installed in the circuit board groove, a plurality of COB light source blocks are installed on the circuit board, lenses are respectively arranged on the surfaces of the COB light source blocks, the surfaces of the lenses are installed on installation sleeves, the installation sleeves are respectively connected through a connecting block I and a connecting block II, the connecting block I is respectively arranged between two transverse installation sleeves, the connecting block II is arranged between two longitudinal installation sleeves, an installation frame is arranged right above the installation sleeves, the installation frame is matched with the circuit board groove in size, and the installation frame is of a rectangular structure. This kind of COB light source of even light-emitting, this LED lamp have set up even light cover and have wrapped up lens, can not follow the lateral wall and the rear of lens and jet out behind the light source infiltration lens for the light source can polymerize the place ahead of lens completely and jet out, has improved the light-emitting rate of LED lamp, has improved the degree of consistency and the luminance of LED lamp of light-emitting.
Description
Technical Field
The invention relates to the technical field of COB light sources, in particular to a COB light source capable of emitting light uniformly.
Background
An led (light Emitting diode) is a light-Emitting semiconductor element, and is known as one of the most promising high-technology products in the 21 st century because of its good controllability, simple structure, small size, pure and rich color, impact resistance, vibration resistance, and fast response time, and makes a significant contribution to energy saving, emission reduction, and environmental protection while initiating the lighting revolution.
The LED lamp is an electroluminescent semiconductor material chip, is solidified on the bracket by using silver glue or white glue, then is connected with the chip and the circuit board by using silver wires or gold wires, the periphery of the chip is sealed by epoxy resin, the effect of protecting internal core wires is achieved, and finally the shell is installed. With the further maturity of LED technology, LEDs will make more and better developments in the field of design and development of household lighting fixtures. The design of the lamp in the room in the 21 st century takes the design of an LED lamp as the mainstream, and fully reflects the lighting development trends of energy conservation, health, artistic and humanization at the same time, so that the lamp becomes the leading factor of the lighting culture of the room. In the new century, the LED illuminating lamp can illuminate the living room of each person, changes the life of each person and becomes a great revolution of the development and design of the lamp.
In modern lighting application, a Light Emitting Diode (LED) light source gradually replaces a traditional light source due to a series of advantages of energy conservation, high efficiency, good stability and the like, however, the light emitted by the LED light source is distributed in a Lambert shape, and light spots on a plane are circular, so that the application requirements of non-circular light spots such as rectangles cannot be met.
The existing LED lighting lamp has the defects that the light emitting direction is not uniform enough, so that the lighting conditions of different areas are different easily, and the uniform light emitting cannot be realized. However, the light emitting of the conventional light guide plate has a defect of insufficient uniformity. Therefore, we improve this, and propose a COB light source with uniform light emission.
Disclosure of Invention
In order to solve the technical problems, the invention provides the following technical scheme:
the invention relates to a COB light source capable of emitting light uniformly, which comprises a base and a circuit board, wherein a circuit board groove is formed in the base, the circuit board is installed in the circuit board groove, a plurality of COB light source blocks are installed on the circuit board, lenses are respectively arranged on the surfaces of the COB light source blocks, the surfaces of the lenses are installed on installation sleeves, the installation sleeves are respectively connected through a connecting block I and a connecting block II, the connecting block I is respectively arranged between two transverse installation sleeves, the connecting block II is arranged between two longitudinal installation sleeves, an installation frame is arranged right above the installation sleeves, the installation frame is matched with the circuit board groove in size, the installation frame is of a rectangular structure, and a limiting rod is installed in the installation frame.
As a preferred technical scheme of the present invention, two ends of the mounting frame are respectively and fixedly connected with a fixing block, the fixing blocks are respectively and rotatably connected with a rotating shaft, a clamping block is fixedly connected to the surface of the rotating shaft, the clamping block is arranged above the fixing block, and a positioning hole is fixedly formed at the bottom of the rotating shaft.
As a preferable technical scheme of the invention, the base is provided with two fixing grooves which are respectively arranged at two sides of the circuit board groove, the fixing grooves are movably provided with the top blocks, the size of the top blocks is matched with that of the positioning holes, and the top blocks are connected with the bottoms of the fixing grooves through tension springs.
As a preferable technical scheme of the invention, two buckles are symmetrically arranged on one side of the base along the center of the fixing groove, the cross sections of the buckles are of L-shaped structures, and the clamping blocks are movably inserted into the buckles.
As a preferred technical scheme of the invention, a plurality of limiting blocks are arranged on the circuit board, limiting holes are formed in the connecting block II, the size of each limiting hole is matched with that of each limiting block, and the limiting holes and the limiting blocks are arranged in a one-to-one correspondence mode.
As a preferred technical scheme of the invention, the first connecting block is provided with a clamping groove, and the clamping groove and the second connecting block are arranged in parallel.
As a preferable technical scheme of the invention, the openings of the two buckles at the same side of the base are respectively arranged at the opposite sides of the two buckles.
As a preferable technical solution of the present invention, the lens is made of a plastic optical material or a glass optical material, and a rubber ring is disposed on an outer periphery of the lens.
The invention has the beneficial effects that: according to the COB light source with uniform light emission, the LED lamp is provided with the uniform light cover to wrap the lens, and the light source cannot be emitted out from the side wall and the rear part of the lens after penetrating into the lens, so that the light source can be completely polymerized to the front part of the lens to be emitted out, the light emission rate of the LED lamp is improved, and the uniformity of light emission and the brightness of the LED lamp are improved; in addition, the non-transparent dodging cover can shield wires in the LED lamp, so that the attractiveness of the LED lamp is improved, the uniform light emitting device provided by the invention is suitable for a COB light source, uniform light emitting is realized, the light emitting quality is improved, the illumination intensity is higher, the power of an LED is increased, the LED lamp is more convenient to use by people, and the problem that the power of the existing LED lamp with a more uniform light emitting direction is lower is solved;
according to the LED illuminating lamp, the lens is arranged in a detachable mode, when the LED illuminating lamp needs to be used, the lens is arranged on the surface of the COB light source block, the purpose of uniform light emitting is achieved, the light emitting mode can be changed by taking out the lens, the eyesight of workers is protected, the LED illuminating lamp is beneficial to people to use, and the problem that the light emitting direction of the existing LED illuminating lamp is not uniform enough is solved.
Drawings
Fig. 1 is a perspective view of a COB light source of the present invention for uniformly emitting light;
FIG. 2 is a schematic diagram of a lens structure of a COB light source for uniform light emission according to the present invention;
FIG. 3 is a schematic view of a rotating shaft structure of a COB light source for uniformly emitting light according to the present invention;
fig. 4 is an enlarged view of the invention at a in fig. 1.
In the figure: 1. a base; 2. a circuit board slot; 3. a COB light source block; 4. installing a sleeve; 5. a lens; 6. installing a frame; 7. a fixed block; 8. a rotating shaft; 9. a clamping block; 10. positioning holes; 11. buckling; 12. fixing grooves; 13. a top block; 14. connecting blocks I; 15. a limiting block; 16. connecting the blocks II; 17. a limiting hole; 18. a clamping groove.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are described herein for the purpose of illustration and explanation and not limitation.
Example (b): as shown in fig. 1-4, the COB light source with uniform light emission of the invention includes a base 1 and a circuit board, wherein a circuit board groove 2 is formed on the base 1, the circuit board is installed in the circuit board groove 2, a plurality of COB light source blocks 3 are installed on the circuit board, lenses 5 are respectively arranged on the surfaces of the COB light source blocks 3, the surfaces of the lenses 5 are installed on installation sleeves 4, the installation sleeves 4 are respectively connected through a first connecting block 14 and a second connecting block 16, the first connecting block 14 is respectively arranged between two horizontal installation sleeves 4, the second connecting block 16 is arranged between two longitudinal installation sleeves 4, an installation frame 6 is arranged right above the installation sleeves 4, the installation frame 6 is matched with the size of the circuit board groove 2, the installation frame 6 is of a rectangular structure, and a limiting rod is installed in the installation frame 6.
Wherein, the both ends of installing frame 6 are fixedly connected with fixed block 7 respectively, and rotate respectively on the fixed block 7 and be connected with pivot 8, and the fixed surface of pivot 8 is connected with fixture block 9, and fixture block 9 sets up in the top of fixed block 7, and the fixed locating hole 10 of having seted up in the bottom of pivot 8, and pivot 8 drives fixture block 9 and the separation of buckle 11 to lens 5 can be dismantled in installing frame 6 and the separation of circuit board groove 2.
Wherein, two fixed slots 12 have been seted up on base 1, and fixed slot 12 sets up respectively in the both sides of circuit board groove 2, and the activity is provided with kicking block 13 in fixed slot 12, and the size of kicking block 13 and the size phase-match of locating hole 10, and kicking block 13 passes through tension spring to be connected in the bottom of fixed slot 12, and locating hole 10 fixes on the surface of kicking block 13.
Wherein, one side of base 1 is provided with two buckles 11 along fixed slot 12 centrosymmetry, and buckle 11's cross section is "L" type structure, and in fixture block 9 activity inserted buckle 11, fixture block 9 blocked all the time and establishes in buckle 11.
Wherein, install a plurality of stoppers 15 on the circuit board, even seted up spacing hole 17 on the second 16, and the size of spacing hole 17 and the big or small phase-match of stopper 15, spacing hole 17 and stopper 15 one-to-one setting, stopper 15 insert in spacing hole 17, and the installing frame 6 is installed in circuit board groove 2, and the gag lever post card is established on the surface of two draw-in grooves 18.
Wherein, the first connecting block 14 is provided with a clamping groove 18, and the clamping groove 18 and the second connecting block 16 are arranged in parallel.
Wherein, the openings of two buckles 11 on the same side of the base 1 are respectively arranged on the opposite sides of the two buckles 11.
Wherein, lens 5's material is made for plastic optical material or glass optical material, and lens 5 outer peripheral edges are equipped with the rubber ring, can not follow the lateral wall and the rear of lens and jet out behind the light source penetration lens for the light source can be totally polymerized to the place ahead of lens and is jetted out, has improved the light-emitting rate of LED lamp, has improved the degree of consistency and the luminance of LED lamp of light-emitting.
The working principle is as follows: the LED lamp is provided with the light homogenizing cover to wrap the lens, and the light source cannot be emitted from the side wall and the rear part of the lens after penetrating into the lens, so that the light source can be completely polymerized to the front part of the lens to be emitted, the light emitting rate of the LED lamp is improved, and the light emitting uniformity and the brightness of the LED lamp are improved; in addition, the non-transparent dodging cover can shield wires in the LED lamp, so that the attractiveness of the LED lamp is improved, the uniform light emitting device provided by the invention is suitable for a COB light source, uniform light emitting is realized, the light emitting quality is improved, the illumination intensity is higher, the power of an LED is increased, the LED lamp is more convenient to use by people, and the problem that the power of the existing LED lamp with a more uniform light emitting direction is lower is solved;
the invention sets the lens 5 in a detachable mode, when in use, the lens 5 is arranged on the surface of the COB light source block 3 to achieve the purpose of uniform light emission, the lens 5 can be taken out to change the light emission mode, thus the eyesight of workers is protected, the LED illuminating lamp is beneficial to use by people, the problem that the light emission direction of the existing LED illuminating lamp is not uniform enough is solved, the rotating shaft 8 can be rotated, the rotating shaft 8 drives the clamping blocks 9 to rotate, the lens 5 respectively covers the surface of the COB light source block 3, the limiting blocks 15 are inserted into the limiting holes 17, the mounting frame 6 is arranged in the circuit board groove 2, the limiting rods are clamped on the surfaces of the two clamping grooves 18, then the rotating shaft 8 is rotated, the clamping blocks 9 are respectively clamped in the buckles 11, one end of the rotating shaft 8 is inserted into the positioning hole 10, the jacking block 13 props up the rotating shaft 8, the clamping blocks 9 are always clamped in the buckles, the rotating shaft 8 drives the clamping block 9 to separate from the buckle 11, so that the mounting frame 6 is separated from the circuit board groove 2, and the lens 5 can be detached.
Finally, it should be noted that: in the description of the present invention, it should be noted that the terms "vertical", "upper", "lower", "horizontal", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it should also be noted that, unless otherwise explicitly specified or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
Although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (8)
1. The utility model provides a COB light source of even light-emitting, includes base (1) and circuit board, its characterized in that, circuit board groove (2) have been seted up on base (1), and the circuit board installs in circuit board groove (2), install a plurality of COB light source pieces (3) on the circuit board, and the surface of COB light source piece (3) is equipped with lens (5) respectively, the surface mounting of lens (5) is on installation cover (4), and connects through even piece (14) and even piece two (16) between installation cover (4) respectively, even piece (14) set up respectively between two horizontal installation cover (4), and even piece two (16) set up between two fore-and-aft installation cover (4), be equipped with installing frame (6) directly over installation cover (4), and installing frame (6) and the size phase-match of circuit board groove (2), installing frame (6) are the rectangle structure, and a limiting rod is arranged in the mounting frame (6).
2. The COB light source of uniform light emission according to claim 1, wherein two ends of the installation frame (6) are fixedly connected with fixing blocks (7) respectively, the fixing blocks (7) are rotatably connected with rotating shafts (8) respectively, surface fixing of the rotating shafts (8) is connected with clamping blocks (9), the clamping blocks (9) are arranged above the fixing blocks (7), and positioning holes (10) are fixedly formed in the bottoms of the rotating shafts (8).
3. The COB light source capable of emitting light uniformly according to claim 1, wherein two fixing grooves (12) are formed in the base (1), the fixing grooves (12) are respectively formed in two sides of the circuit board groove (2), a top block (13) is movably arranged in each fixing groove (12), the size of each top block (13) is matched with that of each positioning hole (10), and each top block (13) is connected to the bottom of each fixing groove (12) through a tension spring.
4. The COB light source capable of emitting light uniformly according to claim 2, wherein two buckles (11) are symmetrically arranged on one side of the base (1) along the center of the fixing groove (12), the cross section of each buckle (11) is of an L-shaped structure, and the clamping block (9) is movably inserted into each buckle (11).
5. The COB light source of claim 1, wherein a plurality of limiting blocks (15) are installed on the circuit board, a limiting hole (17) is formed in the second connecting block (16), the size of the limiting hole (17) is matched with the size of the limiting block (15), and the limiting hole (17) and the limiting block (15) are arranged in a one-to-one correspondence manner.
6. The COB light source with uniform light emission according to claim 1, wherein the first connecting block (14) is provided with a clamping groove (18), and the clamping groove (18) and the second connecting block (16) are arranged in parallel.
7. COB light source with uniform light emission according to claim 1, characterized in that the openings of the two hooks (11) on the same side of the base (1) are respectively arranged on the opposite sides of the two hooks (11).
8. The COB light source with uniform light emission according to claim 1, wherein the lens (5) is made of plastic optical material or glass optical material, and the lens (5) is provided with a rubber ring at the outer periphery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110213169.5A CN112923248B (en) | 2021-02-26 | 2021-02-26 | COB light source of even light-emitting |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110213169.5A CN112923248B (en) | 2021-02-26 | 2021-02-26 | COB light source of even light-emitting |
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| Publication Number | Publication Date |
|---|---|
| CN112923248A true CN112923248A (en) | 2021-06-08 |
| CN112923248B CN112923248B (en) | 2022-12-23 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110213169.5A Active CN112923248B (en) | 2021-02-26 | 2021-02-26 | COB light source of even light-emitting |
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| CN210035108U (en) * | 2019-07-26 | 2020-02-07 | 江西晶科电子有限公司 | LED panel light |
| CN210662458U (en) * | 2019-09-19 | 2020-06-02 | 山东锐光电子工程科技有限公司 | LED flat illuminating lamp with high heat dissipation performance |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN201741711U (en) * | 2010-07-07 | 2011-02-09 | 杨东佐 | Plastic piece injection-mold die of positioning lens or forming lens with formed LED integrated structure |
| CN201803228U (en) * | 2010-07-07 | 2011-04-20 | 杨东佐 | LED integrated structure |
| CN201804865U (en) * | 2010-09-01 | 2011-04-20 | 杨东佐 | LED (light-emitting diode) integrated structure with cooling device |
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|---|---|
| CN112923248B (en) | 2022-12-23 |
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