CN112576947A - LED cylindrical lamp with TIR lens - Google Patents

LED cylindrical lamp with TIR lens Download PDF

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Publication number
CN112576947A
CN112576947A CN202011320497.7A CN202011320497A CN112576947A CN 112576947 A CN112576947 A CN 112576947A CN 202011320497 A CN202011320497 A CN 202011320497A CN 112576947 A CN112576947 A CN 112576947A
Authority
CN
China
Prior art keywords
lamp
plate
top plate
lamp cup
light source
Prior art date
Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
Pending
Application number
CN202011320497.7A
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Chinese (zh)
Inventor
茅建龙
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
Shaoxing Shengdian Photoelectric Technology Co ltd
Original Assignee
Shaoxing Shengdian Photoelectric Technology Co ltd
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Shaoxing Shengdian Photoelectric Technology Co ltd filed Critical Shaoxing Shengdian Photoelectric Technology Co ltd
Priority to CN202011320497.7A priority Critical patent/CN112576947A/en
Publication of CN112576947A publication Critical patent/CN112576947A/en
Pending legal-status Critical Current

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Classifications

    • 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
    • F21K9/23—Retrofit light sources for lighting devices with a single fitting for each light source, e.g. for substitution of incandescent lamps with bayonet or threaded fittings
    • F21K9/232—Retrofit light sources for lighting devices with a single fitting for each light source, e.g. for substitution of incandescent lamps with bayonet or threaded fittings specially adapted for generating an essentially omnidirectional light distribution, e.g. with a glass bulb
    • 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
    • F21K9/23—Retrofit light sources for lighting devices with a single fitting for each light source, e.g. for substitution of incandescent lamps with bayonet or threaded fittings
    • F21K9/235—Details of bases or caps, i.e. the parts that connect the light source to a fitting; Arrangement of components within bases or caps
    • 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
    • F21K9/23—Retrofit light sources for lighting devices with a single fitting for each light source, e.g. for substitution of incandescent lamps with bayonet or threaded fittings
    • F21K9/237—Details of housings or cases, i.e. the parts between the light-generating element and the bases; Arrangement of components within housings or cases
    • 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
    • F21K9/60—Optical arrangements integrated in the light source, e.g. for improving the colour rendering index or the light extraction
    • F21K9/69—Details of refractors forming part of the light source
    • 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
    • F21V17/104—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 using feather joints, e.g. tongues and grooves, with or without friction
    • 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
    • F21V19/0015—Fastening arrangements intended to retain light sources
    • 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
    • F21V21/00—Supporting, suspending, or attaching arrangements for lighting devices; Hand grips
    • 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
    • F21V3/00—Globes; Bowls; Cover glasses
    • F21V3/02—Globes; Bowls; Cover glasses characterised by the shape
    • 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
    • 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

The invention discloses an LED cylindrical lamp with a TIR lens, which belongs to the technical field of lamps and lanterns, and comprises a lamp cup, a top plate, a bottom plate and a lamp holder, wherein the inside of the lamp cup is fixedly connected with the top plate in a buckling mode, the LED cylindrical lamp with the TIR lens is characterized in that a lamp cup plate and a groove are arranged inside the lamp cup, a lens is conveniently arranged in the groove, the bottom of the lens is connected and aligned with a light source plate to conveniently diffuse a light source, the defect that the far end of a lamp body is seriously darkened when the length of an elongated luminous body is effectively ensured in the using process of the cylindrical lamp, the assembly is simple, the cost is reduced, the bottom plate with an endoscope is combined at the bottom of the top plate, the endoscope is a convex mirror, the light source can be emitted out through the hole of the top plate after the light source is received, the distribution of light rays is changed, the uniform illumination of the luminous body is realized, different connecting pins, greatly reducing the material cost and the manufacturing cost.

Description

LED cylindrical lamp with TIR lens
Technical Field
The invention relates to the technical field of lamps, in particular to an LED cylindrical lamp with a TIR lens.
Background
The lamp is an appliance capable of transmitting light, distributing and changing the light distribution of a light source, and comprises all parts except the light source, which are required for fixing and protecting the light source, and circuit accessories which are necessary for connecting with a power supply.
The LED lamp is a classification of lamps, is an electroluminescent semiconductor material chip, is solidified on a bracket by using silver glue or white glue, is connected with a chip and a circuit board by using silver wires or gold wires, is sealed by epoxy resin at the periphery to play a role of protecting an internal core wire, and is finally provided with a shell, so the anti-seismic performance of the LED lamp is good.
An LED lamp is a solid-state semiconductor device capable of converting electrical energy into visible light, which can directly convert electricity into light. The heart of the LED is a semiconductor wafer, one end of the wafer is attached to a support, the other end of the wafer is a cathode, and the other end of the wafer is connected with an anode of a power supply, so that the whole wafer is packaged by epoxy resin.
The LED cylindricality lamp luminous element that appears on some markets now generally than shorter, extension luminous element length can make the lamp body distal end seriously darken, in order to solve this problem, people adopt to make the light source board column make near LED granule distribution cylindricality lamp shade inner wall, this kind of scheme is not only with high costs, the assembly is also complicated, and LED in use, there is certain limitation to the distribution of light, can lead to the luminous element can't evenly luminous, and at the in-process of built-in fittings combination, the mounting means need the cooperation to be beaten and glues, greatly increased material cost and manufacturing cost, work efficiency is low.
Disclosure of Invention
The invention aims to provide an LED cylindrical lamp with a TIR lens, which aims to solve the problems that some LED cylindrical lamp luminous bodies on the market are generally short, the far end of a lamp body is seriously darkened by lengthening the length of the luminous bodies, people adopt a light source plate to be made into a column shape to enable LED particles to be distributed near the inner wall of a lampshade of the cylindrical lamp, the scheme is high in cost and complex in assembly, and in the use process of an LED, the luminous bodies cannot uniformly emit light due to certain limitation on light distribution, and in the process of combining internal assembly, the installation mode needs to be matched with gluing, so that the material cost and the manufacturing cost are greatly increased, and the working efficiency is low.
In order to achieve the purpose, the invention provides the following technical scheme: an LED cylindrical lamp with a TIR lens comprises a lamp cup, a top plate, a bottom plate and a lamp holder, the interior of the lamp cup is fixedly connected with the top plate in a buckling mode, the bottom of the top plate is integrally connected with the bottom plate, the bottom of the lamp cup is connected with the lamp holder through threads, the top of the lamp cup is integrally connected with a lamp cup plate, the bottom of the lamp cup is integrally formed and connected with a groove, the top of the lamp cup plate is in threaded connection with a lamp shade, the top of the top plate is provided with a top plate hole, the circumferential outer wall of the top plate is integrally connected with a first pin, a second pin and a third pin, the bottom of the first foot is integrally connected with a first climbers, the bottom of the second foot is integrally connected with a second climbers, the bottom integrated into one piece of third foot is connected with the third climbers, the circumference inner wall integrated into one piece of bottom plate is connected with the scope, the inner chamber top of lamp holder is inlayed and is had the light source board.
Preferably, the lamp cup is in a round table shape, and the lampshade is in a cylindrical shape.
Preferably, the top plate and the bottom plate are made of acrylic or polycarbonate materials through thermoplastic molding.
Preferably, the endoscope is installed at the central point of the light source plate, and the shape of the endoscope is a convex mirror.
Preferably, the light source board is arranged inside the lamp cup, the mounting position of the light source board is larger than 8mm away from the opening part of the lamp cup, and one plane of the top board is flush with the opening part of the lamp cup.
Preferably, the first leg, the second leg and the third leg have the same shape, and the first leg, the second leg and the third leg are uniformly distributed on the circumferential outer wall of the top plate.
Compared with the prior art, the invention has the beneficial effects that: this kind of LED cylindricality lamp with TIR lens, combination application through the accessory, inside at the lamp cup sets up lamp cup board and recess, it is built-in to be convenient for lens in the recess, and connect a light source board of alignment in the bottom of lens, be convenient for spread the light source, in the use of cylindricality lamp, can effectually guarantee that the serious drawback that darkens of lamp body distal end can not appear in extension luminous body length, the assembly is simple, and therefore the cost is reduced, bottom plate that has the scope in the bottom combination of roof, the scope is the convex mirror, can distribute away through the roof-plate hole after receiving the light source, change the distribution of light, realize the even luminous of luminous body, be equipped with different connection feet on the lens, connect the foot and install all need not to play glue in whole lamp assembling process, greatly reduced material cost and manufacturing cost.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is an internal schematic view of the present invention;
FIG. 3 is an exploded view of the present invention;
FIG. 4 is a schematic top view of the present invention;
FIG. 5 is a schematic view of the top plate structure of the present invention;
FIG. 6 is a schematic front view of a top plate according to the present invention;
FIG. 7 is a schematic view of the interior of the top plate of the present invention.
In the figure: 100 lamp cups, 110 lamp cup plates, 120 grooves, 130 lamp shades, 200 top plates, 210 top plate holes, 220 first pins, 230 first foot fasteners, 240 second pins, 250 second foot fasteners, 260 third feet, 270 third foot fasteners, 300 bottom plates, 310 inner mirrors, 400 lamp holders and 410 light source plates.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
The invention provides an LED cylindrical lamp with a TIR lens, which is convenient to avoid the defect of darkening of the far end of a lamp body through the combined application of accessories, has low cost and simple assembly, changes the distribution of light rays, realizes the uniform luminescence of a luminous body, reduces the cost and is convenient to install, and please refer to figures 1-7, and the LED cylindrical lamp comprises a lamp cup 100, a top plate 200, a bottom plate 300 and a lamp holder 400;
referring to fig. 1 again, the lamp cup 100 has a lamp cup plate 110 therein, specifically, the top of the lamp cup 100 is integrally connected with the lamp cup plate 110, the bottom of the lamp cup 100 is integrally connected with the groove 120, and the top of the lamp cup plate 110 is connected with the lamp shade 130 by screw threads;
referring to fig. 1-5 again, the bottom of the top plate 200 is fixedly connected with the bottom of the inner cavity of the lamp cup 100, specifically, the inside of the lamp cup 100 is fixedly connected with the top plate 200 in a buckling manner, the top of the top plate 200 is provided with a top plate hole 210, the circumferential outer wall of the top plate 200 is integrally connected with a first pin 220, a second pin 240 and a third pin 260, the bottom of the first pin 220 is integrally connected with a first pin buckle 230, the bottom of the second pin 240 is integrally connected with a second pin buckle 250, and the bottom of the third pin 260 is integrally connected with a third pin buckle 270;
referring to fig. 1-3 again, the bottom of the bottom plate 300 is fixedly connected to the bottom of the inner cavity of the lamp cup 100, specifically, the bottom of the top plate 200 is integrally connected to the bottom plate 300, and the inner wall of the circumference of the bottom plate 300 is integrally connected to the inner mirror 310;
referring to fig. 3 again, the top of the lamp cap 400 is fixedly connected with the bottom of the lamp cup 100, specifically, the bottom of the lamp cup 100 is connected with the lamp cap 400 through a screw thread, and the top of the inner cavity of the lamp cap 400 is embedded with a light source plate 410;
when the cylindrical lamp is used specifically, the lamp cup plate 110 and the groove 120 are arranged at the top of the lamp cup 100, so that the top plate 200 is conveniently arranged in the groove 120, the lamp cup plate 110 is matched for fixing, the top of the light source plate 410 is aligned with the position of the lamp holder 400, the top of the light source plate 410 is contacted with the bottom of the top plate 200, the defect that the far end of a lamp body is seriously darkened can be effectively avoided when the length of an elongated luminous body is lengthened in the use process of the cylindrical lamp, the assembly is simple, the cost is reduced, the first pin 220, the second pin 240 and the third pin 260 are connected to the outer circumferential wall of the top plate 200, the first pin 230, the second pin 250 and the third pin 270 are respectively connected to the bottoms of the first pin 220, the second pin 240 and the third pin 260, the external connection is convenient, the gluing fixation is not needed, the inner mirror 310 is arranged in the bottom plate 300, the shape of the inner mirror 310 is a convex mirror, and the light distribution is convenient to change, the uniform light emission of the luminous body is realized.
Referring to fig. 3-5 again, in order to achieve the cylindrical purpose and facilitate the integral molding, specifically, the lamp cup 100 is shaped like a truncated cone, the lamp shade 130 is shaped like a cylinder, and the top plate 200 and the bottom plate 300 are made of acrylic or polycarbonate materials through thermoplastic molding.
Referring to fig. 3 to 7 again, in order to facilitate the change of light, specifically, the inner mirror 310 is installed at the central point of the light source plate 410, the inner mirror 310 is in the shape of a convex mirror, the light source plate 410 is installed inside the lamp cup 100, the installation position of the light source plate 410 is greater than 8mm from the mouth of the lamp cup 100, and a plane of the top plate 200 is flush with the mouth of the lamp cup 100.
Referring to fig. 4 again, for the convenience of installation, specifically, the first leg 220, the second leg 240 and the third leg 260 have the same shape, and the first leg 220, the second leg 240 and the third leg 260 are uniformly distributed on the circumferential outer wall of the top plate 200.
While the invention has been described above with reference to an embodiment, various modifications may be made and equivalents may be substituted for elements thereof without departing from the scope of the invention. In particular, the various features of the embodiments disclosed herein may be used in any combination, provided that there is no structural conflict, and the combinations are not exhaustively described in this specification merely for the sake of brevity and conservation of resources. Therefore, it is intended that the invention not be limited to the particular embodiments disclosed, but that the invention will include all embodiments falling within the scope of the appended claims.

Claims (6)

1. An LED pillar lamp with a TIR lens, comprising: the LED lamp comprises a lamp cup (100), a top plate (200), a bottom plate (300) and a lamp holder (400), wherein the inside of the lamp cup (100) is fixedly connected with the top plate (200) in a buckling mode, the bottom of the top plate (200) is connected with the bottom plate (300) in an integrated forming mode, the bottom of the lamp cup (100) is in threaded connection with the lamp holder (400), the top of the lamp cup (100) is in integrated forming connection with a lamp cup plate (110), the bottom of the lamp cup (100) is in integrated forming connection with a groove (120), the top of the lamp cup plate (110) is in threaded connection with a lamp shade (130), a top plate hole (210) is formed in the top of the top plate (200), a first pin (220), a second pin (240) and a third pin (260) are connected in integrated forming mode on the outer wall of the circumference of the top plate (200), the bottom of the first pin (220) is in integrated forming connection with a first pin buckle (230), the bottom of the second pin, the bottom integrated into one piece of third foot (260) is connected with third climbers (270), the circumference inner wall integrated into one piece of bottom plate (300) is connected with scope (310), inlay at the inner chamber top of lamp holder (400) has light source board (410).
2. The LED pillar lamp with TIR lens of claim 1, wherein: the shape of the lamp cup (100) is a round table shape, and the shape of the lamp shade (130) is a cylinder shape.
3. The LED pillar lamp with TIR lens of claim 1, wherein: the top plate (200) and the bottom plate (300) are made of acrylic or polycarbonate materials through thermoplastic molding.
4. The LED pillar lamp with TIR lens of claim 1, wherein: the inner mirror (310) is installed at the central point of the light source plate (410), and the shape of the inner mirror (310) is a convex mirror.
5. The LED pillar lamp with TIR lens of claim 1, wherein: the light source board (410) is arranged inside the lamp cup (100), the mounting position of the light source board (410) is larger than 8mm away from the opening part of the lamp cup (100), and one plane of the top plate (200) is flush with the opening part of the lamp cup (100).
6. The LED pillar lamp with TIR lens of claim 1, wherein: the first foot (220), the second foot (240) and the third foot (260) are the same in shape, and the first foot (220), the second foot (240) and the third foot (260) are uniformly distributed on the circumferential outer wall of the top plate (200).
CN202011320497.7A 2020-11-23 2020-11-23 LED cylindrical lamp with TIR lens Pending CN112576947A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN202011320497.7A CN112576947A (en) 2020-11-23 2020-11-23 LED cylindrical lamp with TIR lens

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN202011320497.7A CN112576947A (en) 2020-11-23 2020-11-23 LED cylindrical lamp with TIR lens

Publications (1)

Publication Number Publication Date
CN112576947A true CN112576947A (en) 2021-03-30

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Family Applications (1)

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CN202011320497.7A Pending CN112576947A (en) 2020-11-23 2020-11-23 LED cylindrical lamp with TIR lens

Country Status (1)

Country Link
CN (1) CN112576947A (en)

Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN202561647U (en) * 2012-05-11 2012-11-28 杭州友旺科技有限公司 Lamp lens for small-sized projection lamp
CN104791711A (en) * 2015-04-01 2015-07-22 深圳市大族元亨光电股份有限公司 Led lamp cup lens
CN205065412U (en) * 2015-10-30 2016-03-02 深圳市圣诺光电科技有限公司 Light emitting diode (LED) lamp
CN206072859U (en) * 2016-03-31 2017-04-05 漳州立达信灯具有限公司 LED spotlight
US20190301706A1 (en) * 2018-04-03 2019-10-03 Xiamen Eco Lighting Co. Ltd. Lighting device
CN214094043U (en) * 2020-11-23 2021-08-31 绍兴盛典光电科技有限公司 LED cylindrical lamp with TIR lens

Patent Citations (6)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN202561647U (en) * 2012-05-11 2012-11-28 杭州友旺科技有限公司 Lamp lens for small-sized projection lamp
CN104791711A (en) * 2015-04-01 2015-07-22 深圳市大族元亨光电股份有限公司 Led lamp cup lens
CN205065412U (en) * 2015-10-30 2016-03-02 深圳市圣诺光电科技有限公司 Light emitting diode (LED) lamp
CN206072859U (en) * 2016-03-31 2017-04-05 漳州立达信灯具有限公司 LED spotlight
US20190301706A1 (en) * 2018-04-03 2019-10-03 Xiamen Eco Lighting Co. Ltd. Lighting device
CN214094043U (en) * 2020-11-23 2021-08-31 绍兴盛典光电科技有限公司 LED cylindrical lamp with TIR lens

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