CN111853565A - Mixed light mixing and color mixing LED (light emitting diode) operating shadowless lamp - Google Patents

Mixed light mixing and color mixing LED (light emitting diode) operating shadowless lamp Download PDF

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Publication number
CN111853565A
CN111853565A CN201910360456.1A CN201910360456A CN111853565A CN 111853565 A CN111853565 A CN 111853565A CN 201910360456 A CN201910360456 A CN 201910360456A CN 111853565 A CN111853565 A CN 111853565A
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CN
China
Prior art keywords
led
light
color
mixing
heat dissipation
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Pending
Application number
CN201910360456.1A
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Chinese (zh)
Inventor
宗金华
张茂雷
艾为林
何新
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.)
Guangdong Domd Electronic Technology Co ltd
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Guangdong Domd Electronic 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 Guangdong Domd Electronic Technology Co ltd filed Critical Guangdong Domd Electronic Technology Co ltd
Priority to CN201910360456.1A priority Critical patent/CN111853565A/en
Publication of CN111853565A publication Critical patent/CN111853565A/en
Pending legal-status Critical Current

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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
    • F21K9/60—Optical arrangements integrated in the light source, e.g. for improving the colour rendering index or the light extraction
    • F21K9/68—Details of reflectors forming part of the light source
    • 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
    • F21K9/20—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
    • F21K9/238—Arrangement or mounting of circuit elements integrated in the light source
    • 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
    • F21V13/00—Producing particular characteristics or distribution of the light emitted by means of a combination of elements specified in two or more of main groups F21V1/00 - F21V11/00
    • F21V13/02—Combinations of only two kinds of elements
    • F21V13/04—Combinations of only two kinds of elements the elements being reflectors and refractors
    • 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
    • F21V21/14—Adjustable mountings
    • F21V21/30—Pivoted housings or frames
    • F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
    • F21—LIGHTING
    • F21W—INDEXING SCHEME ASSOCIATED WITH SUBCLASSES F21K, F21L, F21S and F21V, RELATING TO USES OR APPLICATIONS OF LIGHTING DEVICES OR SYSTEMS
    • F21W2131/00—Use or application of lighting devices or systems not provided for in codes F21W2102/00-F21W2121/00
    • F21W2131/20—Lighting for medical use
    • F21W2131/205—Lighting for medical use for operating theatres
    • 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 a mixed light and color mixing LED (light emitting diode) operation shadowless lamp which comprises a primary reflector, a secondary reflector, an LED mixed light diffusion plate, an LED three-color light source emitting plate, an aluminum substrate and a radiator, wherein the LED mixed light diffusion plate is arranged on the primary reflector; a heat dissipation box is arranged in the middle of the convex surface of the primary reflecting cover, a heat dissipation fan is arranged in the heat dissipation box, and ventilation openings are respectively arranged on two sides of the heat dissipation box; the heat dissipation box is provided with an adjusting rod, the outer end of the adjusting rod is vertically connected with a long-handle connecting rod, a rotary motor is arranged in the long-handle connecting rod, and a rotating shaft is connected with the output end of the rotary motor; according to the basic principle of red, green and blue three-base color mixing, the brightness proportion of each color light source is controlled under the adjustment of the LED driving device, so that the overall light emitting color and brightness of the shadowless lamp are adjusted, and the illumination requirements under different conditions are met; the LED light mixing and diffusing plate is used for scattering light rays of a multicolor light source and recombining the light rays into light rays with uniform tone, so that the light rays are focused within a certain distance to form small round light spots, and therefore the shadowless effect is achieved, the illumination intensity is uniform, and the light quality is good.

Description

Mixed light mixing and color mixing LED (light emitting diode) operating shadowless lamp
Technical Field
The invention relates to the field of medical equipment, in particular to a light-mixing and color-mixing LED (light-emitting diode) operating shadowless lamp.
Background
The operating shadowless lamp is a special device which adjusts the angle of the lamp or the angle of a polished reflecting surface into annular illumination, thereby achieving the purpose of forming a shadow or a dead angle formed by the convex and concave structure of an illumination part, becoming a picture with uniform brightness and providing illumination for an operating area. The operating shadowless lamp is designed by utilizing the principle of a multipoint light source effect, namely when a plurality of light sources irradiate an object, light rays of some light sources are shielded by the object and cannot irradiate a receiving surface to generate a shadow, light rays of other light sources can irradiate the shadow area from another angle, so that the shadow of the area is weakened and eliminated, and a shadowless area is finally formed.
Surgical shadowless lamps are important devices essential to illuminate surgical sites and are required to optimally view objects of low contrast at different depths, sizes, in incisions and body cavities. Therefore, in addition to "shadowless", the illumination intensity is required to be uniform and the light quality is required to be good, and the color difference between blood and other tissues and organs of the human body can be well distinguished. The shadowless lamp that uses at present has the poor problem of focusing effect, is not convenient for adjust the luminance of LED lamp pearl, colour temperature etc. according to actual need simultaneously, can only throw light on with a state, but under the different circumstances, needs different illumination, and medical personnel often need change lighting apparatus in addition, have influenced medical personnel's work efficiency, and have increased the operation degree of difficulty.
Disclosure of Invention
The invention aims to provide a light-mixing and color-mixing LED (light-emitting diode) operating shadowless lamp to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a mixed light and color mixing LED operation shadowless lamp comprises a primary reflector, a secondary reflector, an LED mixed light diffusion plate, an LED three-color light source emitting plate, an aluminum substrate and a radiator; the primary reflector is of a hollow hemispherical structure, the secondary reflector is arranged in the middle of an aspheric surface of the primary reflector, the middle of the secondary reflector is of a convex tip structure, one surface of the secondary reflector facing the spherical surface of the primary reflector is provided with a reflecting surface, and the reflecting surface extends towards two sides along the tip to form an inwards concave arc curved surface structure;
an LED light mixing diffusion plate which is opposite to the reflecting surface of the secondary reflecting cover is arranged in the primary reflecting cover, and a diffusion concave-convex surface with a continuous folding structure is arranged in the LED light mixing diffusion plate; an LED three-color light source emitting plate parallel to the LED light mixing diffusion plate is arranged on one side of the LED light mixing diffusion plate, which is far away from the secondary reflecting cover, and a plurality of light source emitting lamps are arranged on one surface, facing the LED light mixing diffusion plate, of the LED three-color light source emitting plate; the LED three-color light source emitting plate is arranged on the aluminum substrate, two ends of the aluminum substrate are connected with two ends of the LED light mixing and diffusing plate through connecting rods, and the aluminum substrate is provided with a radiator;
The middle part of the convex surface of the primary reflector is provided with a heat dissipation box, the heat dissipation box is communicated with the interior of the primary reflector, a heat dissipation fan is arranged in the heat dissipation box, and two sides of the heat dissipation box are respectively provided with a vent; the heat dissipation box is provided with an adjusting rod, the outer end of the adjusting rod is perpendicularly connected with a long-handle connecting rod, a rotary motor is installed in the long-handle connecting rod, a bearing is installed at one end, connected with the adjusting rod, in the long-handle connecting rod, a rotating shaft penetrating through the bearing and inserted into the long-handle connecting rod is welded on the adjusting rod, and the rotating shaft is connected with the output end of the rotary motor.
Preferably, the radiator is composed of a plurality of radiating fins which are arranged in parallel and at intervals.
Preferably, the LED three-color light source emitting plate includes three light sources of red, green and blue.
Preferably, the LED three-color light source emitting panel is connected to an LED driving device, and a driving chip of the light emitting diode is disposed in the LED driving device, and a control circuit is disposed in the LED driving device.
Preferably, the LED light mixing and diffusing plate and the aluminum substrate are welded in the primary reflector through a fixed connecting piece.
Preferably, the radiator is arranged at the position opposite to the radiating box, and a filter screen is embedded in the ventilation port.
Preferably, a power module electrically connected with the rotary motor is arranged in the long-handle connecting rod, and a control button connected with the control end of the rotary motor and a charging socket electrically connected with the power module are arranged outside the long-handle connecting rod.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, the brightness proportion of each color light source is controlled under the regulation of the LED driving device through the basic principle of red, green and blue three-base color mixing, so that the overall emergent light color and brightness of the shadowless lamp are regulated, and the illumination requirements under different conditions are met.
2. The LED light mixing and diffusing plate is arranged to scatter light rays of the multicolor light source emitted by the LED three-color light source emitting plate, and then the light rays are recombined into light rays with uniform color tone, and the light rays are focused within a certain distance by utilizing the principle of secondary reflection optics to form small circular light spots, so that the shadowless effect is achieved, the illumination intensity is uniform, and the light quality is good.
3. The heat dissipation box is arranged outside the primary reflector to dissipate heat in the primary reflector, and the heat dissipation box is combined with the heat radiator in the primary reflector to efficiently dissipate heat of the circuit element in the primary reflector, so that stable operation of the operation shadowless lamp is ensured.
4. The invention is provided with the adjusting rod and the long-handle connecting rod, and the driving motor in the long-handle connecting rod is connected with the rotating shaft on the adjusting rod, so that the irradiation angle of the operating shadowless lamp can be flexibly adjusted, and the operation is convenient.
Drawings
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a schematic view of a position connection structure of an LED light mixing and diffusing plate, an LED three-color light source emitting plate, an aluminum substrate and a heat sink according to the present invention;
FIG. 3 is a schematic view of the light reflection of the present invention;
FIG. 4 is a schematic view of the internal structure of the heat dissipation box of the present invention;
FIG. 5 is a schematic view of the connection structure of the adjustment lever and the long-handled connection lever according to the present invention;
fig. 6 is a control circuit diagram of the LED three-color light source emitting panel of the present invention.
In the figure: 1. a primary reflector; 2. a secondary reflector; 21. a reflective surface; 3. an LED light mixing and diffusing plate; 31. diffusing the concave-convex surface; 4. an LED three-color light source emitting plate; 41. a light source emitting lamp; 5. an aluminum substrate; 6. a connecting rod; 7. a heat sink; 8. a heat dissipation box; 81. a heat dissipation fan; 82. a vent; 83. adjusting a rod; 831. a rotating shaft; 9. a long-handle connecting rod; 91. a rotary motor; 911. a control button; 92. a bearing; 93. a power supply module; 931. a charging socket.
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.
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.
Referring to fig. 1-4, the present invention provides a technical solution: a mixed light and color mixing LED operation shadowless lamp comprises a primary reflector 1, a secondary reflector 2, an LED mixed light diffusion plate 3, an LED three-color light source emission plate 4, an aluminum substrate 6 and a radiator 7; the primary reflector 1 is of a hollow hemispherical structure, the secondary reflector 2 is arranged in the middle of an aspheric surface of the primary reflector 1, the middle of the secondary reflector 2 is of a convex tip structure, one surface, facing the spherical surface of the primary reflector 1, of the secondary reflector 2 is provided with a reflecting surface 21, and the reflecting surface 21 extends towards two sides along the tip to form an inwards concave arc curved surface structure;
an LED light mixing and diffusing plate 3 which is opposite to the reflecting surface 21 of the secondary reflecting cover 2 is arranged in the primary reflecting cover 1, and a diffusing concave-convex surface 31 with a continuous folding structure is arranged in the LED light mixing and diffusing plate 3; an LED three-color light source emitting plate 4 parallel to the LED light mixing and diffusing plate 3 is arranged on one side of the LED light mixing and diffusing plate 3 away from the secondary reflecting cover 2, and a plurality of light source emitting lamps 41 are arranged on one surface, facing the LED light mixing and diffusing plate 3, of the LED three-color light source emitting plate 4; the LED three-color light source emitting plate 4 is arranged on an aluminum substrate 5, two ends of the aluminum substrate 5 are connected with two ends of the LED light mixing and diffusing plate 3 through connecting rods 6, and a radiator 7 is arranged on the aluminum substrate 5;
A heat dissipation box 8 is arranged in the middle of the convex surface of the primary reflecting cover 1, the heat dissipation box 8 is communicated with the interior of the primary reflecting cover 1, a heat dissipation fan 81 is arranged in the heat dissipation box 8, and ventilation openings 82 are respectively arranged on two sides of the heat dissipation box 8; the installation is adjusted the pole 83 on the heat dissipation case 8, adjust the pole 83 outer end and connect long handle connecting rod 9 perpendicularly, install rotary motor 91 in the long handle connecting rod 9, the bearing 92 is installed with the one end of adjusting the pole 83 and being connected in the long handle connecting rod 9, the welding has the pivot 831 that passes bearing 92 and insert in the long handle connecting rod 9 on adjusting the pole 83, pivot 831 is connected with rotary motor 91's output.
Further, the heat sink 7 is composed of a plurality of parallel fins arranged at intervals.
Further, the LED three-color light source emitting plate 4 includes three light sources of red, green, and blue.
Further, the LED three-color light source emitting plate 4 is connected to an LED driving device, and a driving chip of the light emitting diode is disposed in the LED driving device, and a control circuit is disposed in the LED driving device.
Further, the LED light mixing and diffusing plate 3 and the aluminum substrate 5 are welded in the primary reflector 1 through a fixed connecting piece.
Further, the radiator 7 is arranged at a position opposite to the radiating box 8, and a filter screen 821 is embedded in the ventilation opening 82.
Further, a power module 93 electrically connected with the rotating motor 91 is arranged in the long-handle connecting rod 9, and a control button 911 connected with a control end of the rotating motor 91 and a charging socket 931 electrically connected with the power module 93 are arranged outside the long-handle connecting rod 9.
The working principle is as follows: the invention adjusts the light source emission lamp 41 of the LED three-color light source emission plate 4 through the LED driving device by the basic principle of red, green and blue three-base color mixing, controls the brightness proportion of each color light source, thereby adjusting the whole emergent light color and brightness of the shadowless lamp, and further meeting the illumination requirements under different conditions, and the control circuit diagram is shown in figure 4. According to the invention, the LED light mixing and diffusing plate 3 is arranged, the diffusing concave-convex surface 31 with a continuous folding structure is arranged in the LED light mixing and diffusing plate 3, the diffusing concave-convex surface 31 scatters light rays of a multicolor light source emitted by the LED three-color light source emitting plate 4, the light rays are recombined into light rays with uniform color tone, and the light rays are focused within a certain distance by utilizing the secondary reflection optical principle to form a round small light spot, so that the shadowless effect is achieved, the illumination intensity is uniform, the light quality is good, and the reflection is shown in figure 3.
According to the invention, the heat dissipation box 8 is arranged outside the primary reflector 1 to dissipate heat in the primary reflector 1, and is combined with the heat radiator 7 in the primary reflector 1 to efficiently dissipate heat of circuit elements in the primary reflector 1, so that stable operation of the operating shadowless lamp is ensured. The invention is provided with the adjusting rod 83 and the long-handle connecting rod 9, the driving motor 91 in the long-handle connecting rod 9 is connected with the rotating shaft 831 on the adjusting rod 83, and the driving motor 91 is started to rotate by triggering the control button 911, so that the irradiation angle of the operation shadowless lamp can be flexibly adjusted, and the operation shadowless lamp is convenient to use.
It is worth noting that: the whole device is controlled by the master control button, and the equipment matched with the control button is common equipment, so that the device belongs to the existing well-known technology, and the electrical connection relation and the specific circuit structure of the device are not repeated.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims (7)

1. A mixed light and color mixing LED operation shadowless lamp is characterized by comprising a primary reflector (1), a secondary reflector (2), an LED mixed light diffusion plate (3), an LED three-color light source emitting plate (4), an aluminum substrate (6) and a radiator (7); the primary reflector (1) is of a hollow hemispherical structure, the secondary reflector (2) is arranged in the middle of an aspheric surface of the primary reflector (1), the middle of the secondary reflector (2) is of a raised tip structure, one surface, facing the spherical surface of the primary reflector (1), of the secondary reflector (2) is provided with a reflecting surface (21), and the reflecting surface (21) extends towards two sides along the tip to form an inwards concave arc curved surface structure;
An LED light mixing and diffusing plate (3) which is right opposite to the reflecting surface (21) of the secondary reflecting cover (2) is arranged in the primary reflecting cover (1), and a diffusing concave-convex surface (31) with a continuous folding structure is arranged in the LED light mixing and diffusing plate (3); an LED three-color light source emitting plate (4) parallel to the LED light mixing diffusion plate (3) is arranged on one side, away from the secondary reflecting cover (2), of the LED light mixing diffusion plate (3), and a plurality of light source emitting lamps (41) are mounted on one surface, facing the LED light mixing diffusion plate (3), of the LED three-color light source emitting plate (4); the LED three-color light source emitting plate (4) is arranged on an aluminum substrate (5), two ends of the aluminum substrate (5) are connected with two ends of the LED light mixing and diffusing plate (3) through connecting rods (6), and a radiator (7) is arranged on the aluminum substrate (5);
the middle part of the convex surface of the primary reflector (1) is provided with a heat dissipation box (8), the heat dissipation box (8) is communicated with the interior of the primary reflector (1), a heat dissipation fan (81) is arranged in the heat dissipation box (8), and two sides of the heat dissipation box (8) are respectively provided with a ventilation opening (82); install on heat dissipation case (8) and adjust pole (83), adjust pole (83) outer end and connect long handle connecting rod (9) perpendicularly, install swing motor (91) in long handle connecting rod (9), bearing (92) are installed with the one end of adjusting pole (83) and being connected in long handle connecting rod (9), it has pivot (831) of passing bearing (92) and inserting in long handle connecting rod (9) to adjust pole (83) to go up the welding, pivot (831) are connected with the output of swing motor (91).
2. The mixed light and color mixing LED operating shadowless lamp of claim 1, wherein: the radiator (7) is composed of a plurality of radiating fins which are arranged in parallel and at intervals.
3. The mixed light and color mixing LED operating shadowless lamp of claim 1, wherein: the LED three-color light source emitting plate (4) comprises three light sources of red, green and blue.
4. The mixed light and color mixing LED operating shadowless lamp of claim 1, wherein: the LED three-color light source emitting plate (4) is connected with an LED driving device, and a driving chip of a light emitting diode is arranged in the LED driving device and is provided with a control circuit.
5. The mixed light and color mixing LED operating shadowless lamp of claim 1, wherein: the LED light mixing and diffusing plate (3) and the aluminum substrate (5) are welded in the primary reflector (1) through a fixed connecting piece.
6. The mixed light and color mixing LED operating shadowless lamp of claim 1, wherein: the radiator (7) is arranged at the position opposite to the radiating box (8), and a filter screen (821) is embedded into the ventilation opening (82).
7. The mixed light and color mixing LED operating shadowless lamp of claim 1, wherein: be provided with in long handle connecting rod (9) with rotating motor (91) electric connection's power module (93), long handle connecting rod (9) outside is provided with control button (911) of being connected with the control end of rotating motor (91) to and charging socket (931) with power module (93) electric connection.
CN201910360456.1A 2019-04-30 2019-04-30 Mixed light mixing and color mixing LED (light emitting diode) operating shadowless lamp Pending CN111853565A (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201910360456.1A CN111853565A (en) 2019-04-30 2019-04-30 Mixed light mixing and color mixing LED (light emitting diode) operating shadowless lamp

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201910360456.1A CN111853565A (en) 2019-04-30 2019-04-30 Mixed light mixing and color mixing LED (light emitting diode) operating shadowless lamp

Publications (1)

Publication Number Publication Date
CN111853565A true CN111853565A (en) 2020-10-30

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Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101783340A (en) * 2010-02-02 2010-07-21 陕西科技大学 LED backlight integration and encapsulation structure and encapsulation method
CN203115690U (en) * 2013-01-25 2013-08-07 山东新华医疗器械股份有限公司 Integrated reflective-type light-emitting diode (LED) surgical shadowless lamp
CN103807625A (en) * 2012-11-12 2014-05-21 南昌迈柯尔医疗器械有限公司 Integral reflection LED (light emitting diode) lamp holder device and shadowless lamp using device
KR20170000230A (en) * 2015-06-23 2017-01-02 김효준 Shadowless lamp
CN209569569U (en) * 2019-04-30 2019-11-01 广东多姆多电子科技有限公司 A kind of light mixing toning LED operation shadowless lamp

Patent Citations (5)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN101783340A (en) * 2010-02-02 2010-07-21 陕西科技大学 LED backlight integration and encapsulation structure and encapsulation method
CN103807625A (en) * 2012-11-12 2014-05-21 南昌迈柯尔医疗器械有限公司 Integral reflection LED (light emitting diode) lamp holder device and shadowless lamp using device
CN203115690U (en) * 2013-01-25 2013-08-07 山东新华医疗器械股份有限公司 Integrated reflective-type light-emitting diode (LED) surgical shadowless lamp
KR20170000230A (en) * 2015-06-23 2017-01-02 김효준 Shadowless lamp
CN209569569U (en) * 2019-04-30 2019-11-01 广东多姆多电子科技有限公司 A kind of light mixing toning LED operation shadowless lamp

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