CN107942519B - Anti-dazzling light-emitting diode (LED) lamp with light diffusion function - Google Patents
Anti-dazzling light-emitting diode (LED) lamp with light diffusion function Download PDFInfo
- Publication number
- CN107942519B CN107942519B CN201711096222.8A CN201711096222A CN107942519B CN 107942519 B CN107942519 B CN 107942519B CN 201711096222 A CN201711096222 A CN 201711096222A CN 107942519 B CN107942519 B CN 107942519B
- Authority
- CN
- China
- Prior art keywords
- light
- led lamp
- light source
- lamp
- light diffusion
- 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.)
- Expired - Fee Related
Links
Classifications
-
- G—PHYSICS
- G02—OPTICS
- G02B—OPTICAL ELEMENTS, SYSTEMS OR APPARATUS
- G02B27/00—Optical systems or apparatus not provided for by any of the groups G02B1/00 - G02B26/00, G02B30/00
- G02B27/02—Viewing or reading apparatus
- G02B27/022—Viewing apparatus
- G02B27/024—Viewing apparatus comprising a light source, e.g. for viewing photographic slides, X-ray transparancies
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L69/00—Compositions of polycarbonates; Compositions of derivatives of polycarbonates
-
- 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
- F21K9/90—Methods of manufacture
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2203/00—Applications
- C08L2203/20—Applications use in electrical or conductive gadgets
-
- C—CHEMISTRY; METALLURGY
- C08—ORGANIC MACROMOLECULAR COMPOUNDS; THEIR PREPARATION OR CHEMICAL WORKING-UP; COMPOSITIONS BASED THEREON
- C08L—COMPOSITIONS OF MACROMOLECULAR COMPOUNDS
- C08L2205/00—Polymer mixtures characterised by other features
- C08L2205/03—Polymer mixtures characterised by other features containing three or more polymers in a blend
-
- 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]
Landscapes
- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- Chemical & Material Sciences (AREA)
- Optics & Photonics (AREA)
- Health & Medical Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- Medicinal Chemistry (AREA)
- Polymers & Plastics (AREA)
- Organic Chemistry (AREA)
- General Physics & Mathematics (AREA)
- Manufacturing & Machinery (AREA)
- Microelectronics & Electronic Packaging (AREA)
- General Engineering & Computer Science (AREA)
- Non-Portable Lighting Devices Or Systems Thereof (AREA)
Abstract
The invention relates to a light diffusion anti-glare LED lamp which comprises a shell, a light transmitting device and a light source, wherein the light transmitting device is arranged on the front surface of the shell, the light source is arranged in a sealed space formed by the shell and the light transmitting device, and the light source comprises one or more light diffusion anti-glare LED lamps.
Description
Technical Field
The invention relates to accessory equipment for evaluating a ray film, in particular to a light diffusion anti-dazzling LED lamp.
Background
As the name implies, the LED film viewer uses a semiconductor Light Emitting Diode (LED) as a light source for emitting light. Compared with the traditional film viewing lamp, the LED film viewing lamp has the advantages of high brightness, long service life, energy conservation, environmental protection, good shock resistance, low heat emission and the like. But its high manufacturing cost has limited its wide spread to some extent. At present, the kit is used more in middle and high-grade hospitals and high-grade nondestructive testing units.
CN106249420A discloses medical imaging branch of academic or vocational study is with portable sight piece lamp, including the main frame, the fluorescent tube is installed to the inner chamber equidistance of main frame, the panel is installed at the back of fluorescent tube, the input of panel passes through the electric wire and is connected with the mouth that charges that sets up in main frame one side, the inner chamber of main frame is still installed the image film and is placed the board, the bottom that the board was placed to the image film has the slab cap through hinge connection, a transparent glass board is still installed on the surface of main frame, and the subframe is connected through connecting soft area to one side of main frame. The invention provides a portable film-viewing book for medical imaging department, which is completely in a book-shaped structure, so that the book is very convenient to carry, is provided with a main frame, is internally provided with a lamp tube, and can place a medical image film in the main frame by matching with a battery panel, a charging port and an electric wire and adopting an image film placing plate arranged in the main frame, and then can observe the medical image film, so that the medical image film is more convenient to place.
CN203705724U relates to a medical image photo viewing device, concretely relates to a brightness adjustable LED film viewer with multiple switch modes. The medical image photo observation device comprises a frame body and a lamp plate body arranged in the frame body, and solves the technical defects of large power consumption, short service life, inconvenient operation and control and the like of the traditional medical image photo observation device; the LED illuminating lamp comprises a lamp panel body and is characterized in that the lamp panel body sequentially comprises an observation screen, a light guide plate and a back plate from the front to the back, and an LED illuminating strip is arranged on the side edge of the light guide plate; an LED driving control circuit connected with the LED illuminating strip is arranged in the frame body, and an LED brightness adjusting switch, a power main switch and a human body induction module connected with the LED driving control circuit are arranged on the frame body; the front side face of the upper frame of the frame body is provided with a film insertion groove, and a film induction switch electrically connected with the LED drive control circuit is further arranged in the film insertion groove. When a new film is inserted into the film inserting groove, the film can be automatically lightened, and when a human body is sensed to be close to the film inserting groove, the operation steps of a user are reduced, and the film inserting groove is more convenient and faster to use due to multiple switch modes.
CN203444165U discloses an intelligent LED sees piece lamp, which comprises a housin, be equipped with LED in the casing, top at the casing is equipped with power connection and control switch, top at the casing still is equipped with the probe pen, the one end of probe pen is connected with casing internal portion through the connecting hole, top at the casing still is equipped with the foot switch socket, foot switch control button and dimming knob, the foot switch socket is connected with foot switch control button, dimming knob sets up the left side at the casing, be equipped with observation screen and blackness display window in the front of casing, blackness display window sets up the left side at the observation screen, foot switch control button and control switch all are connected with LED lamp electricity. The utility model has the advantages of simple structure, gathered the two function of sight glass piece and densimeter, its can effectual improvement detection efficiency and detection precision to a certain extent, reduced nondestructive test's work load to a certain extent, saved check-out time, the suitability is stronger, and the practicality is good.
The existing LED film viewing lamp has lower radiant heat compared with a fluorescent lamp, but still has certain radiant heat, in addition, an LED light source contains a large amount of blue light components, and serious problems of glare, glaring and the like also exist, so that eyes are easy to be fatigued, and the eyes can be injured after long-time use.
Disclosure of Invention
The purpose of the invention is: the utility model provides a glare LED lamp is prevented in light diffusion which characterized in that includes casing, printing opacity device and light source, the printing opacity device is installed in the front of casing, the light source is installed in the sealed space that casing and printing opacity device formed, the light source includes one or more light diffusion and prevents dazzling LED lamp light source.
The preparation method of the light diffusion anti-glare LED lamp comprises the following steps:
after the raw materials are fully dried, 100 parts by weight of polycarbonate resin, 0.01-0.5 part by weight of norbornene-2, 3-dicarboxyimido p-nitrobenzyl carbonate, 0.01-0.1 part by weight of [ (S, S) -vinyl bis (4, 5, 6, 7-tetrahydro-1-indenyl) ] titanium difluoride, 1-5 parts by weight of acrylic acid-styrene copolymerization micropowder light diffusant and 0.1-0.5 part by weight of perfluoropolyether oil are weighed, and the weighed raw materials are put into a high-speed mixer and fully mixed for 5-30 minutes. And putting the uniformly mixed raw materials into a double-screw extruder, and carrying out melt extrusion molding and cooling to obtain the light diffusion anti-dazzling LED lamp.
The LED lamp is characterized in that the shell is provided with a film evaluation standard area and a lamp control switch, the lamp control switch is electrically connected with the LED lamp, and a film evaluation standard is engraved in the film evaluation standard area.
The polycarbonate resin, the norbornene-2, 3-dicarboxyimino p-nitrobenzyl carbonate, [ (S, S) -vinyl bis (4, 5, 6, 7-tetrahydro-1-indenyl) ] titanium difluoride, the acrylic acid-styrene copolymerized micropowder light diffuser and the perfluoropolyether oil are all commercial products.
The product of the invention has the following beneficial effects:
1) the acrylic acid-styrene copolymer micro-powder light diffusant spherical particles with the refractive index different from that of polycarbonate are used as the light diffusant, so that multiple light rays are more likely to enter the material, and the light rays are refracted for countless times and then penetrate through the material. Such intense light is refracted and uniformly dispersed, so that the point light source becomes a surface light source.
2) The LED material is added with [ (S, S) -vinyl bis (4, 5, 6, 7-tetrahydro-1-indenyl) ] titanium difluoride, norbornene-2, 3-dicarboxyimido-p-nitrobenzyl carbonate and perfluoropolyether oil. The anti-dazzling effect is improved by the photochemical property of the groups such as indenyl and the like.
Detailed Description
The following examples are intended to further illustrate the present invention and are not intended to limit the scope of the invention.
Example 1
The utility model provides a glare LED lamp is prevented in light diffusion which characterized in that includes casing, printing opacity device and light source, the printing opacity device is installed in the front of casing, the light source is installed in the sealed space that casing and printing opacity device formed, the light source includes that one or more light diffusion prevent dazzling LED lamp light source.
The preparation method of the light diffusion anti-glare LED light source comprises the following steps:
after the raw materials are fully dried, 100 parts by weight of polycarbonate resin, 0.09 part by weight of norbornene-2, 3-dicarboxyimido p-nitrobenzyl carbonate, 0.2 part by weight of [ (S, S) -vinyl bis (4, 5, 6, 7-tetrahydro-1-indenyl) ] titanium difluoride, 3 parts by weight of acrylic acid-styrene copolymerization micropowder light diffusant and 0.2 part by weight of perfluoropolyether oil are weighed, and the weighed raw materials are put into a high-speed mixer and fully mixed for 15 minutes. And putting the uniformly mixed raw materials into a double-screw extruder, and performing melt extrusion molding and cooling to obtain the light diffusion anti-dazzling LED lamp light source.
Example 2
The utility model provides a glare LED lamp is prevented in light diffusion which characterized in that includes casing, printing opacity device and light source, the printing opacity device is installed in the front of casing, the light source is installed in the sealed space that casing and printing opacity device formed, the light source includes that one or more light diffusion prevent dazzling LED lamp light source.
The preparation method of the light diffusion anti-glare LED light source comprises the following steps:
weighing 100 parts of polycarbonate resin, 0.01 part of norbornene-2, 3-dicarboxyiimino-p-nitrobenzyl carbonate, 0.01 part of [ (S, S) -vinyl bis (4, 5, 6, 7-tetrahydro-1-indenyl) ] titanium difluoride, 1 part of acrylic acid-styrene copolymerization micropowder light diffusant and 0.1 part of perfluoropolyether oil according to parts by weight, putting the weighed raw materials into a high-speed mixer, and fully mixing for 5 minutes. And putting the uniformly mixed raw materials into a double-screw extruder, and performing melt extrusion molding and cooling to obtain the light diffusion anti-dazzling LED lamp light source.
Example 3
The utility model provides a glare LED lamp is prevented in light diffusion which characterized in that includes casing, printing opacity device and light source, the printing opacity device is installed in the front of casing, the light source is installed in the sealed space that casing and printing opacity device formed, the light source includes that one or more light diffusion prevent dazzling LED lamp light source.
The preparation method of the light diffusion anti-glare LED light source comprises the following steps:
after the raw materials are fully dried, 100 parts by weight of polycarbonate resin, 0.5 part by weight of norbornene-2, 3-dicarboxyimido p-nitrobenzyl carbonate, 0.1 part by weight of [ (S, S) -vinyl bis (4, 5, 6, 7-tetrahydro-1-indenyl) ] titanium difluoride, 5 parts by weight of acrylic acid-styrene copolymerization micropowder light diffusant and 0.5 part by weight of perfluoropolyether oil are weighed and put into a high-speed mixer to be fully mixed for 30 minutes. And putting the uniformly mixed raw materials into a double-screw extruder, and performing melt extrusion molding and cooling to obtain the light diffusion anti-dazzling LED lamp light source.
Comparative example 1
Step 1 norbornene-2, 3-dicarboxyimido p-nitrobenzyl carbonate was not added under the same conditions as in example 1.
Comparative example 2
Step 1 No [ (S, S) -vinylbis (4, 5, 6, 7-tetrahydro-1-indenyl) ] titanium difluoride was added under the same conditions as in example 1.
Comparative example 3
Step 1 no perfluoropolyether oil was added, and the other conditions were the same as in example 1.
Comparative example 4
Ordinary LEDs were used, and the other conditions were the same as in example 1.
Example 4
The transmittance and haze of the products produced in examples 1 to 3 and comparative examples 1 to 4 were measured, respectively, and samples having a length of 55mm, a width of 25mm and a thickness of 2.0mm were prepared by injection molding using a diffuser plate, and measured using a spectrophotometer using a D65 light source, as shown in Table 1.
Table 1: transmittance and haze of positioning adhesive products produced by different processes
| Product numbering | Transmittance/%) | Haze degree |
| Example 1 | 102.3 | 76 |
| Example 2 | 102.3 | 76 |
| Example 3 | 102.4 | 77 |
| Comparative example 1 | 102.2 | 74 |
| Comparative example 2 | 102.2 | 74 |
| Comparative example 3 | 102.2 | 75 |
| Comparative example 4 | 102.2 | 72 |
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (3)
1. A light diffusion anti-glare LED lamp is characterized by comprising a shell, a light transmitting device and a light source, wherein the light transmitting device is installed on the front face of the shell, the light source is installed in a sealed space formed by the shell and the light transmitting device, and the light source comprises one or more light diffusion anti-glare LED lamp light sources;
the preparation method of the light diffusion anti-glare LED lamp light source comprises the following steps: the preparation method comprises the following steps of fully drying raw materials, weighing 100 parts of polycarbonate resin, 0.01-0.5 part of norbornene-2, 3-dicarboxylimino p-nitrobenzyl carbonate, 0.01-0.1 part of [ (S, S) -vinyl bis (4, 5, 6, 7-tetrahydro-1-indenyl) ] titanium difluoride, 1-5 parts of acrylic acid-styrene copolymerization micropowder light diffusant and 0.1-0.5 part of perfluoropolyether oil, putting the weighed raw materials into a high-speed mixer, fully mixing for 5-30 minutes, putting the uniformly mixed raw materials into an extruder, carrying out melt extrusion molding, and cooling to obtain the double-screw light diffusion anti-glare LED lamp light source.
2. The light diffusing anti-glare LED lamp of claim 1, wherein: the LED lamp is characterized in that the shell is provided with a film evaluation standard area and a lamp control switch, and the lamp control switch is electrically connected with the LED lamp.
3. The light diffusing anti-glare LED lamp of claim 2, wherein: the evaluation standard area is engraved with an evaluation standard.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711096222.8A CN107942519B (en) | 2017-11-09 | 2017-11-09 | Anti-dazzling light-emitting diode (LED) lamp with light diffusion function |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201711096222.8A CN107942519B (en) | 2017-11-09 | 2017-11-09 | Anti-dazzling light-emitting diode (LED) lamp with light diffusion function |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN107942519A CN107942519A (en) | 2018-04-20 |
| CN107942519B true CN107942519B (en) | 2020-03-31 |
Family
ID=61934550
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201711096222.8A Expired - Fee Related CN107942519B (en) | 2017-11-09 | 2017-11-09 | Anti-dazzling light-emitting diode (LED) lamp with light diffusion function |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN107942519B (en) |
Families Citing this family (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110185951A (en) * | 2019-07-10 | 2019-08-30 | 哈尔滨工大光电科技有限公司 | A kind of preparation method of anti-dazzle eye-protection lampshade |
Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205067871U (en) * | 2015-08-19 | 2016-03-02 | 天津市博安检测技术有限公司 | A LED sight piece lamp for industry is detected a flaw |
| CN106291947A (en) * | 2016-08-31 | 2017-01-04 | 马东阁 | A kind of sight sheet luminaire |
-
2017
- 2017-11-09 CN CN201711096222.8A patent/CN107942519B/en not_active Expired - Fee Related
Patent Citations (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN205067871U (en) * | 2015-08-19 | 2016-03-02 | 天津市博安检测技术有限公司 | A LED sight piece lamp for industry is detected a flaw |
| CN106291947A (en) * | 2016-08-31 | 2017-01-04 | 马东阁 | A kind of sight sheet luminaire |
Also Published As
| Publication number | Publication date |
|---|---|
| CN107942519A (en) | 2018-04-20 |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN107942519B (en) | Anti-dazzling light-emitting diode (LED) lamp with light diffusion function | |
| CN101303451B (en) | Controllable LED lightness medical film observation lamp house | |
| US10997829B2 (en) | Projecting status indicator | |
| CN112413440A (en) | LED lamp for blackboard | |
| CN113281016B (en) | Device and method for testing proper range of screen brightness under different ambient light illumination | |
| CN106016145A (en) | Eye protecting lamp free of blue light and flickering | |
| CN102855823A (en) | Panchromatic LED (light emitting diode) display screen with good visual effect | |
| CN205657086U (en) | Efficiency of light -emitting is improved glare of falling prevent blue light LED optical structure | |
| CN206331135U (en) | A kind of anti-dazzle light diffusing sheet | |
| CN207094328U (en) | A kind of adjustable calligraphy practicing device of brightness | |
| CN205979419U (en) | Backlight module and display device | |
| CN202140897U (en) | Backlight module processed by heat insulation | |
| CN212658341U (en) | Non-contact infrared forehead thermometer | |
| CN211315978U (en) | Section bar type eye-protecting blackboard lamp | |
| CN114675367A (en) | Eye-protecting lamp and liquid crystal display, liquid crystal screen terminal and advertising board formed by eye-protecting lamp | |
| CN201114960Y (en) | Intelligent light compensator | |
| CN202981619U (en) | A water dispenser and a water dispenser display screen | |
| CN203204242U (en) | Medical imaging photo observation device | |
| CN207298530U (en) | LED backlight component and its display device | |
| CN205094390U (en) | Eyesight testing device | |
| CN206001794U (en) | A kind of refrigerator LED area light source | |
| CN217610290U (en) | Showcase that museum used | |
| JP6481987B1 (en) | Lighting cover for white LED light source and manufacturing method | |
| CN205782525U (en) | A kind of Intelligent eyeshield desk lamp | |
| CN205982920U (en) | High bright LCD module of edge leak protection light |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200331 Termination date: 20201109 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |