CN108105596B - LED curved surface reflecting disc lamp - Google Patents
LED curved surface reflecting disc lamp Download PDFInfo
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- CN108105596B CN108105596B CN201711357376.8A CN201711357376A CN108105596B CN 108105596 B CN108105596 B CN 108105596B CN 201711357376 A CN201711357376 A CN 201711357376A CN 108105596 B CN108105596 B CN 108105596B
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- plate
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- mounting plate
- power supply
- fixed
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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
- F21V17/16—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 by deformation of parts; Snap action mounting
- F21V17/164—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 by deformation of parts; Snap action mounting the parts being subjected to bending, e.g. snap joints
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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
-
- 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
- F21V7/00—Reflectors for light sources
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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)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
An LED curved surface reflector lamp comprises a power supply assembly, a light source assembly and a light distribution assembly; the light source assembly comprises a mounting seat fixed at the bottom of the fixing plate and an LED lamp strip fixed on the mounting seat, the mounting seat is positioned below the power supply cover and formed by bending a metal plate and comprises a mounting part with a convex middle part and connecting lugs positioned on two sides of the mounting part, the mounting part comprises a connecting plate positioned in the middle and a first mounting plate and a second mounting plate which are positioned on two sides of the connecting plate and symmetrically arranged, one side of the connecting plate is connected with one side of the first mounting plate, the other side of the first mounting plate is connected with one side of the second mounting plate, and the other side of the second mounting plate is connected with the mounting lugs; the included angle between the connecting plate and the first mounting plate is 170 degrees, the included angle between the first mounting plate and the second mounting plate is 160 degrees, and the included angle between the second mounting plate and the mounting lug is 150 degrees; the LED lamp strip is fixed on the first mounting plate and the second mounting plate; the mounting lugs are fixedly connected with the fixing plate. The light-emitting angle of the LED lamp strip is matched with the reflecting plate, and the light is emitted uniformly.
Description
Technical Field
The invention relates to an LED lamp, in particular to an LED curved surface reflecting disc lamp.
Background
The LED disk lamp is an embedded indoor lighting lamp installed in a ceiling of a room, after the LED disk lamp is installed and used, the structure of a lamp body is not leaked, and other parts of the lamp body are embedded into the ceiling, so that the whole coordination of the room is realized. The LED disc lamp has the advantages that the lamp body is directly arranged on the roof, is suitable for integral illumination, and is widely applied to families, markets, banks, hospitals, hotels and restaurants. The existing LED lamp panel is provided with a mounting seat of an LED substrate, the mounting seat is generally a plane plate, and like Chinese patent, the LED lamp panel device with the publication number of 203784772 comprises an anti-dazzle plate, a power supply and an LED lamp strip, wherein the LED lamp strip is connected with a power circuit, and the LED lamp panel device is characterized in that: the LED lamp panel device comprises a panel and a single shell, wherein each shell is provided with a groove cavity, more than two downward-concave groove cavities are formed in the panel, each groove cavity is fixedly provided with one shell to form a lamp strip cavity, and an LED lamp strip and an anti-dazzle plate are arranged in each lamp strip cavity. Because the LED substrates are positioned on the same plane, and the irradiation directions of the LED light sources are the same, the irradiation light spots of the lamp are uneven, and the overall effect is that the illumination at two sides is weak, and the illumination in the middle is strong.
Disclosure of Invention
The invention aims to solve the technical problem of providing the LED curved surface reflecting disc lamp which is more uniform in light emitting.
In order to solve the technical problems, the technical scheme of the invention is as follows:
an LED curved surface reflector lamp comprises a power supply assembly, a light source assembly and a light distribution assembly;
the power supply assembly comprises a fixing plate, a power supply and a power supply cover arranged at the top of the fixing plate;
the light source assembly comprises a mounting seat fixed at the bottom of the fixing plate and an LED lamp strip fixed on the mounting seat, the mounting seat is positioned below the power supply cover and formed by bending a metal plate and comprises a mounting part with a convex middle part and mounting lugs positioned on two sides of the mounting part, the mounting part comprises a connecting plate positioned in the middle and a first mounting plate and a second mounting plate which are positioned on two sides of the connecting plate and symmetrically arranged, one side of the connecting plate is connected with one side of the first mounting plate, the other side of the first mounting plate is connected with one side of the second mounting plate, and the other side of the second mounting plate is connected with the mounting lugs; the included angle between the connecting plate and the first mounting plate is 170 degrees, the included angle between the first mounting plate and the second mounting plate is 160 degrees, and the included angle between the second mounting plate and the mounting lug is 150 degrees; the LED lamp strip is fixed on the first mounting plate and the second mounting plate; the mounting lugs and the fixing plate are mutually connected and fixed;
the light distribution assembly comprises reflecting plates positioned on two sides of the fixing plate and a mask positioned below the mounting seat; the reflecting surface of the reflecting plate is a curved surface, and one side of the reflecting plate is connected with the fixed plate through a connecting part; the surface of the reflecting plate is sprayed with a white reflecting layer, the curved surface is a hyperbolic tangent function, and the functional relationship of the curved surface is as follows:
where x represents the length of the transverse orthographic projection of the reflector, and f (x) represents the longitudinal height of the reflector in millimeters.
The mounting part of the invention consists of mounting plates arranged at multiple angles, the mounting plates face different directions and are arranged in an approximately arc shape and correspond to the reflecting plate with a special curved surface, thus LED light sources arranged on different mounting plates can irradiate according to different angles, and the light emitting of the lamp is more uniform.
As an improvement, a lower groove is formed at the top of the mounting seat, a communication hole is formed in the position, corresponding to the power supply cover, of the fixing plate, an accommodating cavity is formed by the power supply cover and the lower groove, and the power supply is arranged in the accommodating cavity.
As an improvement, a first clamping hole is formed in the mounting seat, a second clamping hole is correspondingly formed in the LED lamp strip, and the LED lamp strip is fixed on the mounting seat through a buckle.
As the improvement, the connecting part is L-shaped and comprises a first connecting piece and a second connecting piece, the first connecting piece is connected with the fixing plate through a bolt, the first connecting piece is connected with the reflecting plate through the second connecting piece, and the first connecting piece and the second connecting piece are formed by bending.
As an improvement, an included angle between the first connecting piece and the second connecting piece is an acute angle to form a falling-off prevention groove, hook-shaped parts are arranged at two ends of the mask, and the hook-shaped parts are arranged in the falling-off prevention groove.
As an improvement, the face mask is made of flame-retardant polycarbonate resin and has a tension of 30N-50N.
Compared with the prior art, the invention has the following beneficial effects:
the mounting part of the invention consists of mounting plates arranged at multiple angles, the mounting plates face different directions and are arranged in an approximately arc shape and correspond to the reflecting plate with a special curved surface, thus LED light sources arranged on different mounting plates can irradiate according to different angles, and the light emitting of the lamp is more uniform.
Drawings
FIG. 1 is a schematic view of the structure of the present invention.
FIG. 2 is a schematic end view of the present invention.
Fig. 3 is a schematic illustration of the mounting seat.
Fig. 4 is an enlarged view of the position of the connecting portion of the reflection plate.
Fig. 5 is a schematic view of the mask crook in its natural state.
Fig. 6 is a schematic view of the mask crook in an assembled state.
Fig. 7 is a schematic end view of the mounting seat.
Fig. 8 is a light distribution curve diagram of an indoor lamp.
FIG. 9 is a graph of lamp isocandela.
Fig. 10 is a graph of planar isoluminance.
Fig. 11 is a planar illuminance graph.
Fig. 12 is a reflector plate graph.
Detailed Description
The invention is further described below with reference to the accompanying drawings.
As shown in fig. 1, an LED curved surface reflector lamp includes a power supply assembly, a light source assembly and a light distribution assembly.
As shown in fig. 1, the power supply assembly includes a fixing plate 2, a power supply, and a power supply cover 1 disposed on top of the fixing plate 2. The fixing plate 2 is a flat plate and is rectangular, the power supply cover 1 is arranged in the middle of the fixing plate 2, a slot is formed in one side of the power supply cover 1 on the fixing plate 2, and a first screw hole is formed in the other side of the power supply cover 1; mounting plates are arranged on two sides of the power cover 1, and inserting pieces are arranged on the mounting plates opposite to the slots and correspond to the slots; a second screw hole is arranged on the mounting plate opposite to the first screw hole, and the mounting plate is connected with the fixing plate 2 through a bolt; when the power cover 1 is installed, only one side of the bolt needs to be screwed, so that the assembly efficiency is improved. And a third screw hole for installing a light source component and a fourth screw hole for installing a light distribution component are respectively arranged on two sides of the fixing plate 2.
As shown in fig. 1 and 2, the light source assembly includes a mounting seat 6 fixed at the bottom of the fixing plate 2 and a plurality of LED light bars 8 fixed on the mounting seat 6. The mounting seat 6 is located below the power cover 1, and the mounting seat 6 is formed by bending a metal plate, as shown in fig. 7, and includes a mounting portion protruding in the middle and mounting lugs 64 located at two sides of the mounting portion. The mounting lug 64 is horizontal and is attached to the bottom surface of the fixing plate 2, and the mounting lug 64 is fixedly connected with the fixing plate 2 through a bolt. The installation department is including the connecting plate 61 that is located middle horizontality to and be located the first mounting panel 62 and the second mounting panel 63 that connecting plate 61 both sides and symmetry set up, and one side of first mounting panel 62 of connecting plate 61 are connected, and the opposite side of first mounting panel 62 is connected with one side of second mounting panel 63, and the opposite side and the installation ear of second mounting panel 63 are connected. As shown in fig. 3, the included angle between the connecting plate 61 and the first mounting plate 62 is 170 °, the included angle between the first mounting plate 62 and the second mounting plate 63 is 160 °, and the included angle between the second mounting plate 63 and the mounting lug is 150 °; make the contained angle between the LED lamp pearl on the adjacent LED lamp strip 8 be 20. The width of the connecting plate 61 is 19mm, the width of the first mounting plate 62 is 26mm, and the width of the second mounting plate 63 is 25 mm. LED lamp strip 8 is fixed on first mounting panel 62 and second mounting panel 63, for realizing rapid Assembly, be equipped with first card hole on the mount pad 6, the correspondence is equipped with second card hole on the LED lamp strip 8, and LED lamp strip 8 passes through the buckle to be fixed on mount pad 6. Because the mounting seat 6 is protruded downwards, namely a lower groove 7 is formed at the top of the mounting seat 6, the position of the fixing plate 2 corresponding to the power supply cover 1 is provided with a communicating hole, the power supply cover 1 and the lower groove 7 form an accommodating cavity, and the power supply is arranged in the accommodating cavity; the invention fully utilizes the structure of the mounting seat 6 and solves the problem of overlarge thickness caused by the fact that the power supply of the traditional lamp is arranged on the top to form a bulge.
As shown in fig. 2, the light distribution assembly includes reflection plates 3 at both sides of a fixed plate 2 and a mask 5 under a mount 6. The reflecting surface of the reflecting plate 3 is a curved surface, and one side of the reflecting plate 3 is connected with the fixing plate 2 through a connecting part. As shown in fig. 4, the connecting portion is L-shaped and includes a first connecting piece 31 and a second connecting piece 32, the first connecting piece 31 is connected to the fixing plate 2 by a bolt, the first connecting piece 31 is connected to the reflection plate 3 by the second connecting piece 32, the first connecting piece 31 and the second connecting piece 32 are formed by bending, and an included angle between the first connecting piece 31 and the second connecting piece 32 is an acute angle to form a separation-preventing groove 33. The surface of the reflecting plate 3 is coated with a white reflecting layer for improving the reflectivity. As shown in fig. 12, the curved surface is a hyperbolic tangent function, and the relationship of the curved surface function is as follows:
where x represents the length of the transverse orthographic projection of the baffle 3, and f (x) represents the longitudinal height of the baffle 3 in millimeters.
The face mask 5 is made of flame-retardant polycarbonate resin, has the characteristics of high diffusion and the like, ultraviolet resistance, corrosion resistance, good toughness and the like, and has the tension of 30N-50N. Hook-shaped parts 51 are arranged at two ends of the face mask 5, and the hook-shaped parts 51 are arranged in the anti-falling grooves 33; as shown in fig. 5, the hook-shaped portion 51 is naturally in a barbed state, and its inclination direction is approximately at an angle of 15 ° to the horizontal plane; as shown in fig. 6, in the assembled state, the hook 51 is approximately horizontal due to the deformation of the mask 5, so that the hook is tightly engaged with the anti-drop slot 33, and the lampshade can bear the weight of more than 100N downward additionally to the self weight; the lampshade of the lamp cannot be naturally separated under the severe conditions of the whole using process, the transportation process and the like.
As shown in fig. 1, light shielding plates 4 are further disposed at both ends of the mounting seat 6, and the light shielding plates 4 are perpendicular to the fixing plate 2, so that they have an embedded mounting structure.
The mounting part of the invention is composed of mounting plates arranged at multiple angles, the mounting plates face different directions and are arranged in an approximately arc shape and correspond to the reflecting plate 3 with a special curved surface, thus LED light sources arranged on different mounting plates can irradiate according to different angles, and the light emitting of the lamp is more uniform.
As shown in fig. 8-11, through tests, the horizontal direction (C0/180 °) of the lamp of the present invention mainly matches the curved surfaces at two sides with the lampshade, so that the luminous intensity curve is approximately circular, and the beam angle is about 110 °; the luminous intensity curve in the vertical direction (C90/270 °) is approximately heart-shaped, and its beam angle is about 140 °. With such a design, when the lamp is used indoors and the installation interval is less than 1m, the uniformity of the illuminance of the light emitted by the lamp and irradiated on the working surface is more than 0.8 (the calculation of the illuminance uniformity is the minimum illuminance divided by the average illuminance).
Claims (1)
1. An LED curved surface reflector lamp comprises a power supply assembly, a light source assembly and a light distribution assembly; the method is characterized in that: the power supply assembly comprises a fixing plate, a power supply and a power supply cover arranged at the top of the fixing plate;
the light source assembly comprises a mounting seat fixed at the bottom of the fixing plate and an LED lamp strip fixed on the mounting seat, the mounting seat is positioned below the power supply cover and formed by bending a metal plate and comprises a mounting part with a convex middle part and mounting lugs positioned on two sides of the mounting part, the mounting part comprises a connecting plate positioned in the middle and a first mounting plate and a second mounting plate which are positioned on two sides of the connecting plate and symmetrically arranged, one side of the connecting plate is connected with one side of the first mounting plate, the other side of the first mounting plate is connected with one side of the second mounting plate, and the other side of the second mounting plate is connected with the mounting lugs; the included angle between the connecting plate and the first mounting plate is 170 degrees, the included angle between the first mounting plate and the second mounting plate is 160 degrees, and the included angle between the second mounting plate and the mounting lug is 150 degrees; the LED lamp strip is fixed on the first mounting plate and the second mounting plate; the mounting lugs and the fixing plate are mutually connected and fixed;
the light distribution assembly comprises reflecting plates positioned on two sides of the fixing plate and a mask positioned below the mounting seat; the reflecting surface of the reflecting plate is a curved surface, and one side of the reflecting plate is connected with the fixed plate through a connecting part; the surface of the reflecting plate is sprayed with a white reflecting layer, the curved surface is a hyperbolic tangent function, and the functional relationship of the curved surface is as follows:
wherein x represents the length of the transverse orthographic projection of the reflector, and f (x) represents the longitudinal height of the reflector in millimeters;
a lower groove is formed at the top of the mounting seat, a communication hole is formed in the position, corresponding to the power supply cover, of the fixing plate, an accommodating cavity is formed by the power supply cover and the lower groove, and the power supply is arranged in the accommodating cavity;
the mounting seat is provided with a first clamping hole, the LED lamp strip is correspondingly provided with a second clamping hole, and the LED lamp strip is fixed on the mounting seat through a buckle;
the connecting part is L-shaped and comprises a first connecting piece and a second connecting piece, the first connecting piece is connected with the fixing plate through a bolt, the first connecting piece is connected with the reflecting plate through the second connecting piece, and the first connecting piece and the second connecting piece are formed by bending;
an included angle between the first connecting sheet and the second connecting sheet is an acute angle to form an anti-falling groove, hook-shaped parts are arranged at two ends of the mask, and the hook-shaped parts are arranged in the anti-falling groove;
the mask is made of flame-retardant polycarbonate resin and has the tension of 30N-50N;
the hook part is in a barb state, the inclination direction of the hook part forms an angle of 15 degrees with the horizontal plane, and the hook part is in a horizontal state due to the deformation of the mask in an assembly state; and light screens are arranged at the two ends of the mounting seat and are perpendicular to the fixed plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711357376.8A CN108105596B (en) | 2017-12-16 | 2017-12-16 | LED curved surface reflecting disc lamp |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711357376.8A CN108105596B (en) | 2017-12-16 | 2017-12-16 | LED curved surface reflecting disc lamp |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN108105596A CN108105596A (en) | 2018-06-01 |
| CN108105596B true CN108105596B (en) | 2020-11-17 |
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ID=62216423
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711357376.8A Active CN108105596B (en) | 2017-12-16 | 2017-12-16 | LED curved surface reflecting disc lamp |
Country Status (1)
| Country | Link |
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| CN (1) | CN108105596B (en) |
Family Cites Families (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN101358720A (en) * | 2007-08-03 | 2009-02-04 | 广东昭信光电科技有限公司 | Ultralong distance and high power LED street lamp |
| US8360620B1 (en) * | 2010-06-21 | 2013-01-29 | Hamid Rashidi | LED direct and indirect recessed lighting fixture with center diffuser lens basket and parallel reflectors, including rapid access doors to the fixture drivers and emergency battery pack |
| CA2906013C (en) * | 2013-03-15 | 2022-06-07 | Hubbell Incorporated | Led architectural luminaire having improved illumination characteristics |
| CN205504647U (en) * | 2016-02-18 | 2016-08-24 | 深圳市耀嵘科技有限公司 | Light emitting diode (LED) lamp |
| CN206386811U (en) * | 2016-12-14 | 2017-08-08 | 广州市莱帝亚照明股份有限公司 | A kind of LED high shed lights |
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2017
- 2017-12-16 CN CN201711357376.8A patent/CN108105596B/en active Active
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| CN108105596A (en) | 2018-06-01 |
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