CN113251323A - Light-concentrated LED light source beneficial to light distribution - Google Patents
Light-concentrated LED light source beneficial to light distribution Download PDFInfo
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- CN113251323A CN113251323A CN202110480545.7A CN202110480545A CN113251323A CN 113251323 A CN113251323 A CN 113251323A CN 202110480545 A CN202110480545 A CN 202110480545A CN 113251323 A CN113251323 A CN 113251323A
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- light source
- light
- arc
- led light
- bottom plate
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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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- A—HUMAN NECESSITIES
- A01—AGRICULTURE; FORESTRY; ANIMAL HUSBANDRY; HUNTING; TRAPPING; FISHING
- A01M—CATCHING, TRAPPING OR SCARING OF ANIMALS; APPARATUS FOR THE DESTRUCTION OF NOXIOUS ANIMALS OR NOXIOUS PLANTS
- A01M29/00—Scaring or repelling devices, e.g. bird-scaring apparatus
- A01M29/30—Scaring or repelling devices, e.g. bird-scaring apparatus preventing or obstructing access or passage, e.g. by means of barriers, spikes, cords, obstacles or sprinkled water
- A01M29/34—Scaring or repelling devices, e.g. bird-scaring apparatus preventing or obstructing access or passage, e.g. by means of barriers, spikes, cords, obstacles or sprinkled water specially adapted for insects
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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
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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
- F21V14/00—Controlling the distribution of the light emitted by adjustment of elements
- F21V14/04—Controlling the distribution of the light emitted by adjustment of elements by movement of reflectors
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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
- F21V15/00—Protecting lighting devices from damage
- F21V15/01—Housings, e.g. material or assembling of housing parts
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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
- F21V17/02—Fastening of component parts of lighting devices, e.g. shades, globes, refractors, reflectors, filters, screens, grids or protective cages with provision for adjustment
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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
- F21V17/12—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 screwing
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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
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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
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/50—Cooling arrangements
- F21V29/60—Cooling arrangements characterised by the use of a forced flow of gas, e.g. air
- F21V29/67—Cooling arrangements characterised by the use of a forced flow of gas, e.g. air characterised by the arrangement of fans
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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
- F21V29/00—Protecting lighting devices from thermal damage; Cooling or heating arrangements specially adapted for lighting devices or systems
- F21V29/50—Cooling arrangements
- F21V29/70—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks
- F21V29/83—Cooling arrangements characterised by passive heat-dissipating elements, e.g. heat-sinks the elements having apertures, ducts or channels, e.g. heat radiation holes
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V5/00—Refractors for light sources
- F21V5/04—Refractors for light sources of lens shape
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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
- F21V7/00—Reflectors for light sources
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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
- F21V7/00—Reflectors for light sources
- F21V7/04—Optical design
- F21V7/041—Optical design with conical or pyramidal surface
-
- 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
- F21V7/04—Optical design
- F21V7/043—Optical design with cylindrical surface
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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]
Abstract
The invention discloses an LED light source with concentrated light rays and contribution to light distribution, and relates to the technical field of LED light source structures for light distribution. According to the LED light source, the cylindrical ring moves along the axis direction of the circular tube structure formed by the arc-shaped light reflecting plates through the stretching mechanism, the arc-shaped light reflecting plates rotate and separate under the action of the elastic mechanism through the rotating mechanism to form a conical structure, light of the LED light source is reflected to form different focal lengths, the light source bottom plate can be timely cooled through the cooling mechanism, and light distribution is facilitated.
Description
Technical Field
The invention relates to the technical field of LED light source structures for light distribution, in particular to an LED light source with concentrated light rays and contribution to light distribution.
Background
The LED light source is a light-emitting diode light source, the light source has the advantages of small volume, long service life, high efficiency and the like, can be continuously used for 10 ten thousand hours, and becomes mainstream in the illumination field in the future, the LED has greatly improved luminous efficiency through technical improvement for decades, the monochromaticity of light is good, the spectrum is narrow, colored visible light can be directly emitted without filtering, the research on the aspect of improving the LED light efficiency is tightened in all countries in the world, and the luminous efficiency is greatly improved in the near future.
In the prior art, when an LED lamp irradiates, heat generated by an LED light source has a large influence on light distribution, and the heat is generally dissipated in a natural heat dissipation manner, and in addition, focal lengths of most LED lamps cannot be adjusted, so that when different distances need to irradiate, an astigmatism phenomenon easily occurs, and brightness at the edge of a light spot on an irradiation surface is weak.
Disclosure of Invention
An object of the present application is to provide an LED light source with concentrated light contributing to light distribution, so as to solve the problems proposed in the above-mentioned background art. According to the LED light source, the cylindrical ring moves along the axis direction of the circular tube structure formed by the arc-shaped light reflecting plates through the stretching mechanism, the arc-shaped light reflecting plates rotate and separate under the action of the elastic mechanism through the rotating mechanism to form a conical structure, light of the LED light source is reflected to form different focal lengths, and the heat dissipation mechanism can timely dissipate heat of the light source bottom plate, so that light distribution is facilitated.
In order to achieve the above purpose, the present application provides the following technical solutions: the utility model provides a light concentrates LED light source that helps grading, includes the protective housing, the top fixed mounting of protective housing has reflection of light lamp shade, it has light source bottom plate and fixed mounting to lie in its top position department fixed mounting on the inside wall of protective housing has a plurality of LED light sources, the top of light source bottom plate rotates through a plurality of slewing mechanism and installs a plurality of arc reflectors and form the pipe structure, and with light source bottom plate looks adaptation, it is a plurality of one side that is close to each other on the lateral wall of arc reflector is equipped with elastic mechanism, and it is equipped with the cylinder circle rather than looks adaptation, the cylinder circle passes through stretching mechanism movable mounting on the lateral wall of protective housing, the bottom side of light source bottom plate is located be equipped with in the protective housing and be used for the radiating heat dissipation mechanism of LED light source.
Based on the structure, through the arrangement of the reflecting lamp shade, the reflecting lamp shade is used for reflecting light generated by the LED light source to focus the light, the plurality of arc-shaped reflecting plates form a circular tube structure to gather and concentrate the light irradiated by the plurality of LED light sources, the uniform brightness distribution at the edge of a facula irradiated by the light on an irradiation surface is ensured, weaker brightness cannot occur, the utilization rate of the LED light is improved, the elastic mechanism enables two adjacent arc-shaped reflecting plates to be in a mutually far state and to be close to the cylindrical ring, the cylindrical ring limits the movement of the plurality of arc-shaped reflecting plates, the cylindrical ring moves along the axis direction of the circular tube structure formed by the plurality of arc-shaped reflecting plates through the stretching mechanism, and enables the plurality of arc-shaped reflecting plates to rotate and separate under the action of the elastic mechanism through the rotating mechanism to form a conical structure, the light of the LED light source is reflected to form different focal lengths, the light source bottom plate can be timely radiated through the radiating mechanism, and light distribution is facilitated.
Preferably, the stretching mechanism comprises a plurality of supporting rods, the top ends of the supporting rods are uniformly and fixedly arranged on one side of the cylindrical ring, and the bottom ends of the supporting rods are slidably provided with the same rotating mechanism used for moving the cylindrical ring.
Further, through the setting of a plurality of bracing pieces, make the cylinder circle atress even, under rotary mechanism's effect, the effectual axis direction that drives its pipe structure that forms along a plurality of arc reflectors removes, guarantees that the turned angle of a plurality of arc reflectors is unanimous, improves its precision.
Preferably, rotary mechanism includes the screw thread ring, the screw thread ring spiro union is installed on the lateral wall of protective housing, annular T-slot has been seted up to the top side of screw thread ring, and is a plurality of the bottom of bracing piece is equal fixed mounting has spacing post and slidable mounting in annular T-slot.
Furthermore, through rotatory screw ring, make it along the lateral wall spiral movement of protective housing, keep away from or be close to the top of protective housing, slide along cyclic annular T-slot at a plurality of bracing pieces of spiral removal in-process through spacing post, drive the cylinder circle and remove.
Preferably, the reflector lamp cover includes the toper reflector, the top fixed mounting of toper reflector has the protection ring, fixed mounting has lens in the protection ring, it dodges the groove to have seted up a plurality ofly on the toper reflector, and is a plurality of dodge the groove respectively with a plurality of bracing piece looks adaptation.
Furthermore, through the conical reflecting cover and the lens which are arranged, the plurality of arc-shaped reflecting plates are ensured to be in a conical structure, light irradiated by the LED light source is reflected by the conical reflecting cover to be irradiated to the outside, and the lens can block the outside insect interference for the LED light source.
Preferably, heat dissipation mechanism includes the motor, the motor through a plurality of spliced poles fixed mounting on the inner wall of protective housing, fixed mounting has the fan on the output shaft of motor, the fan with the light source bottom plate is corresponding, light source bottom plate position department is equipped with vent mechanism.
Further, through the spliced pole that sets up, can ensure the stable in structure of motor, the motor that drives through the setting rotates the fan and dispels the heat the cooling to the light source bottom plate, through the setting of vent mechanism, does benefit to the air and produces the convection current exchange, increases the radiating effect.
Preferably, the ventilation opening mechanism comprises a plurality of ventilation holes, the ventilation holes are uniformly formed in one side of the light source base plate and located at the edge of the light source base plate, and a plurality of heat dissipation holes are uniformly formed in the circumferential wall of the protective shell.
Furthermore, through the heat dissipation holes and the air holes, the heat energy generated by the light source bottom plate can be discharged to the outside through the heat dissipation holes, and the air holes can further cool the inside of the light source bottom plate.
Preferably, the bottom side of the protective housing is close to the motor position and is fixedly provided with a fixed disc, the fixed disc is evenly provided with a plurality of air inlets, and the air inlets are corresponding to the plurality of heat dissipation holes and the plurality of air holes.
Further, through the fixed disk and the inlet port that set up, the fixed disk can prevent that external insect from getting into the protective housing, avoids influencing the work of motor, and the inlet port enables in external air gets into the protective housing, ensures that a plurality of flabellums can blow and cool down on the light source bottom plate.
Preferably, the elastic mechanism comprises a plurality of springs, the two sides of the plurality of arc-shaped reflectors are provided with grooves, every two adjacent grooves are matched with each other, the plurality of springs are located in the corresponding grooves, and the two ends of each spring are respectively and fixedly installed on one side, close to the corresponding two grooves.
Further, through the recess and the plurality of springs that set up, with a plurality of spring settings in the recess that corresponds, avoid the spring to form with the arc reflector panel that corresponds and interfere, the arc reflector panel that the influence corresponds rotates, under the spring action of spring, a plurality of arc reflector panels keep away from each other and form toper column structure.
Preferably, the rotating mechanism comprises a rotating block, the top end of the rotating block is fixedly installed at the bottom side corresponding to the arc-shaped reflecting plate, a plurality of rotating grooves are formed in the top of the light source base plate, and rotating shafts are fixedly installed on the two sides of the rotating block and rotatably installed in the corresponding rotating grooves.
Furthermore, through the rotation hole and the rotation shaft, the rotation block can normally rotate in the rotation groove after the integral device is installed in an inverted mode, and the rotation block is prevented from being separated from the rotation groove.
In conclusion, the technical effects and advantages of the invention are as follows:
1. in the invention, through the arrangement of the reflecting lamp shade, the reflecting lamp shade is used for reflecting light generated by the LED light source to focus the light, the plurality of arc-shaped reflecting plates form a circular tube structure to gather and concentrate the light irradiated by the plurality of LED light sources, the uniform brightness distribution at the edge of a light spot irradiated by the light on an irradiation surface is ensured, the weaker brightness cannot occur, the utilization rate of the LED light is improved, the elastic mechanism enables two adjacent arc-shaped reflecting plates to be in a mutually far state and to be close to the cylindrical ring, the cylindrical ring limits the movement of the plurality of arc-shaped reflecting plates, the cylindrical ring moves along the axial direction of the circular tube structure formed by the plurality of arc-shaped reflecting plates through the stretching mechanism, and enables the plurality of arc-shaped reflecting plates to rotate and separate under the action of the elastic mechanism through the rotating mechanism and form a conical structure, the light of the LED light source is reflected, and then different focal lengths are formed, the light source bottom plate can be timely radiated through the radiating mechanism, and light distribution is facilitated.
2. According to the invention, through the arrangement of the plurality of support rods, the cylindrical ring is uniformly stressed, and is effectively driven to move along the axis direction of a circular tube structure formed by the plurality of arc-shaped reflecting plates under the action of the rotating mechanism, so that the rotating angles of the plurality of arc-shaped reflecting plates are consistent, the precision of the arc-shaped reflecting plates is improved, and through the arranged rotating holes and rotating shafts, the rotating block can be ensured to normally rotate in the rotating groove after the integral device is installed in an inverted state, and the rotating block is prevented from being separated from the rotating groove.
3. According to the invention, the threaded ring is rotated to spirally move along the outer side wall of the protective shell, so that the threaded ring is far away from or close to the top end of the protective shell, the plurality of support rods slide along the annular T-shaped groove through the limiting columns in the spiral moving process to drive the cylindrical ring to move, and the conical reflecting cover and the lens are arranged to ensure that when the plurality of arc-shaped reflecting plates are in a conical structure, light irradiated by the LED light source is reflected by the conical reflecting cover to irradiate the light to the outside, and the lens can block external insect interference for the LED light source.
4. According to the invention, the motor can be ensured to be stable in structure through the connecting column, the fan is driven to rotate by the motor and the light source bottom plate is cooled, convection exchange of air is facilitated through the arrangement of the vent mechanism, the cooling effect is improved, the heat energy generated by the light source bottom plate can be discharged to the outside through the heat dissipation holes and the air holes, and the air holes can further cool the inside of the light source bottom plate.
5. According to the invention, through the arranged fixed disc and the air inlet holes, the fixed disc can prevent external insects from entering the protective shell and avoiding influencing the work of the motor, the air inlet holes can enable external air to enter the protective shell, the fact that a plurality of fan blades blow air on the light source bottom plate for cooling is ensured, through the arranged grooves and the plurality of springs, the plurality of springs are arranged in the corresponding grooves, the situation that the springs interfere with the corresponding arc-shaped light reflecting plates and influence the rotation of the corresponding arc-shaped light reflecting plates is avoided, and under the elastic action of the springs, the plurality of arc-shaped light reflecting plates are mutually far away and form a conical structure.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and other drawings can be obtained by those skilled in the art without creative efforts.
FIG. 1 is a schematic view of the overall structure of the present invention;
FIG. 2 is a sectional view of the overall structure of the present invention;
FIG. 3 is a schematic sectional view of the conical reflector of the present invention;
FIG. 4 is a schematic sectional view of the light source base plate according to the present invention;
FIG. 5 is a schematic view of the structure of an arc-shaped reflector according to the present invention;
FIG. 6 is a schematic sectional view of the arc-shaped reflector of the present invention;
FIG. 7 is a schematic view of a cylindrical ring region according to the present invention;
fig. 8 is a sectional view of the screw ring of the present invention.
In the figure: 1. a protective shell; 11. heat dissipation holes; 12. fixing the disc; 2. a conical reflector; 21. an avoidance groove; 3. a guard ring; 31. a lens; 4. a light source base plate; 41. a rotating groove; 43. rotating the block; 44. a rotating shaft; 45. air holes are formed; 5. an arc-shaped reflector; 51. a groove; 6. a spring; 7. a threaded ring; 71. an annular T-shaped slot; 8. a cylindrical ring; 81. a support bar; 82. a limiting column; 9. a motor; 91. connecting columns; 92. a fan.
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.
Example (b): an LED light source with concentrated light to aid in light distribution, as shown with reference to fig. 1-8, includes a protective case 1.
The top of the protective shell 1 is fixedly provided with a reflective lampshade, a light source bottom plate 4 and a plurality of LED light sources are fixedly arranged at the top of the inner side wall of the protective shell 1, and the reflective lampshade is used for reflecting light generated by the LED light sources to focus the light.
The top of light source bottom plate 4 rotates through a plurality of slewing mechanism and installs a plurality of arc reflector panels 5 and form the pipe structure to with light source bottom plate 4 looks adaptation, a plurality of arc reflector panels 5 form the pipe structure and carry out the gathering to the light that a plurality of LED light sources shone and concentrate, ensure that the light shines the luminance distribution of the facula edge on the irradiation face even, can not appear less strong luminance, let the utilization ratio of LED light obtain improving.
One side that is close to each other on the lateral wall of a plurality of arc reflector panels 5 is equipped with elastic mechanism, and its be equipped with rather than the cylinder circle 8 of looks adaptation, and elastic mechanism makes two adjacent arc reflector panels 5 be in the state of keeping away from each other and be close to mutually with cylinder circle 8, and the activity of a plurality of arc reflector panels 5 is restricted to cylinder circle 8.
The cylinder circle 8 passes through stretching mechanism movable mounting on the lateral wall of protective housing 1, and the cylinder circle 8 moves along the axis direction of the pipe structure that a plurality of arc reflector panels 5 formed through stretching mechanism to make a plurality of arc reflector panels 5 rotate the separation and form the toper structure through slewing mechanism under elastic mechanism's effect, reflect the light of LED light source, form different focuses then.
The bottom side of the light source bottom plate 4 is located in the protective shell 1 and is provided with a heat dissipation mechanism for the LED light source, and the light source bottom plate 4 can be timely dissipated through the heat dissipation mechanism, so that light distribution is facilitated.
Based on the structure, through the arrangement of the reflecting lamp shade, the reflecting lamp shade is used for reflecting the light generated by the LED light source to focus the light, the plurality of arc-shaped reflecting plates 5 form a circular tube structure to gather and concentrate the light irradiated by the plurality of LED light sources, the uniform brightness distribution at the edge of a facula irradiated by the light on an irradiation surface is ensured, the weaker brightness cannot occur, the utilization rate of the LED light is improved, the elastic mechanism enables the two adjacent arc-shaped reflecting plates 5 to be in a state of being far away from each other and to be close to the cylindrical ring 8, the cylindrical ring 8 limits the movement of the plurality of arc-shaped reflecting plates 5, the cylindrical ring 8 moves along the axis direction of the circular tube structure formed by the plurality of arc-shaped reflecting plates 5 through the stretching mechanism, the plurality of arc-shaped reflecting plates 5 rotate and separate under the effect of the elastic mechanism to form a conical structure, the light of the LED light source is reflected to form different focal lengths, the light source bottom plate 4 can be timely radiated by the radiating mechanism, and light distribution is facilitated.
In this embodiment, as shown in fig. 2, 7, 8, the stretching mechanism includes a plurality of bracing pieces 81, the equal even fixed mounting in one side of cylinder circle 8 in top of a plurality of bracing pieces 81, the bottom slidable mounting of a plurality of bracing pieces 81 has same rotary mechanism that is used for removing cylinder circle 8, setting through a plurality of bracing pieces 81, it is even to make cylinder circle 8 atress, under rotary mechanism's effect, effectual drive its axis direction along the pipe structure that a plurality of arc reflector panels 5 formed removes, guarantee that the turned angle of a plurality of arc reflector panels 5 is unanimous, improve its precision.
In this embodiment, as shown in fig. 2, the rotating mechanism includes a threaded ring 7, the threaded ring 7 is installed on the outer side wall of the protective housing 1 in a threaded manner, an annular T-shaped groove 71 is opened on the top side of the threaded ring 7, a limiting column 82 is fixedly installed at the bottom ends of a plurality of support rods 81 and is installed in the annular T-shaped groove 71 in a sliding manner, the threaded ring 7 is rotated to make the threaded ring spirally move along the outer side wall of the protective housing 1, the threaded ring is far away from or close to the top end of the protective housing 1, the plurality of support rods 81 slide along the annular T-shaped groove 71 through the limiting column 82 in the spiral moving process, and the cylindrical ring 8 is driven to move.
In this embodiment, as shown in fig. 1 and 2, the reflector lamp shade includes conical reflector 2, top fixed mounting of conical reflector 2 has protection ring 3, fixed mounting has lens 31 in protection ring 3, a plurality of grooves 21 of dodging have been seted up on conical reflector 2, a plurality of grooves 21 of dodging respectively with a plurality of bracing pieces 81 looks adaptations, conical reflector 2 and lens 31 through setting up, ensure that a plurality of arc reflector 5 are when being the toper structure, the light that the LED light source shines passes through the reflection of conical reflector 2, let light shine the external world, and lens 31 can block external insect interference for the LED light source.
In this embodiment, as shown in fig. 2, the heat dissipation mechanism includes motor 9, motor 9 is through a plurality of spliced poles 91 fixed mounting on the inner wall of protective housing 1, fixed mounting has fan 92 on motor 9's the output shaft, fan 92 is corresponding with light source bottom plate 4, light source bottom plate 4 position department is equipped with vent mechanism, spliced pole 91 through setting up, can ensure motor 9's stable in structure, motor 9 through setting up drives fan 92 and rotates and dispel the heat the cooling to light source bottom plate 4, setting through vent mechanism, do benefit to the air and produce the convection current exchange, increase the radiating effect.
In this embodiment, as shown in fig. 2 and 4, the ventilation opening mechanism includes a plurality of ventilation holes 45, the plurality of ventilation holes 45 are uniformly opened at one side of the light source base plate 4 and are located at the edge position thereof, a plurality of heat dissipation holes 11 are uniformly opened on the circumferential wall of the protective shell 1, through the heat dissipation holes 11 and the ventilation holes 45, the plurality of heat dissipation holes 11 enable the heat energy generated by the light source base plate 4 to be discharged to the outside, and the ventilation holes 45 can further cool down the inside of the light source base plate 4.
In this embodiment, as shown in fig. 2, the bottom side of the protective housing 1 is close to the fixed disk 12 fixed at the position of the motor 9, a plurality of air inlets have been evenly opened on the fixed disk 12, a plurality of air inlets correspond to a plurality of louvres 11 and a plurality of bleeder vents 45, through the fixed disk 12 and the air inlets that set up, the fixed disk 12 can prevent external insects from getting into the protective housing 1, avoid influencing the work of the motor 9, and the air inlets can make external air get into the protective housing 1 in, ensure that a plurality of flabellums 93 can blow the cooling on the light source bottom plate 4.
In this embodiment, as shown in fig. 6, the elastic mechanism includes a plurality of springs 6, grooves 51 are all opened on both sides of a plurality of arc-shaped reflectors 5, every two adjacent grooves 51 are mutually adapted, a plurality of springs 6 are located in corresponding grooves 51, and both ends thereof are respectively fixedly mounted on one side where corresponding two grooves 51 are close to, through the grooves 51 and the springs 6 that are arranged, a plurality of springs 6 are arranged in the corresponding grooves 51, the springs 6 are prevented from interfering with the corresponding arc-shaped reflectors 5, the influence on the rotation of the corresponding arc-shaped reflectors 5 is avoided, under the elastic action of the springs 6, the arc-shaped reflectors 5 are mutually far away and form a cone-shaped structure.
In this embodiment, as shown in fig. 2, the rotating mechanism includes a rotating block 43, the top end of the rotating block 43 is fixedly mounted on the bottom side of the corresponding arc-shaped light reflecting plate 5, a plurality of rotating grooves 41 are formed at the top of the plurality of light source base plates 4, rotating shafts 44 are fixedly mounted on both sides of the rotating block 43 and rotatably mounted in the corresponding rotating grooves 41, and through the rotating holes 42 and the rotating shafts 44, it is ensured that the rotating block 43 can normally rotate in the rotating grooves 41 after the integral device is mounted in an inverted state, and the rotating block 43 is prevented from being detached from the rotating grooves 41.
The working principle of the invention is as follows:
through the arrangement of the reflecting lamp shade, the reflecting lamp shade is used for reflecting light generated by the LED light source to focus the light, the plurality of arc-shaped reflecting plates 5 form a circular tube structure to gather and concentrate light irradiated by the plurality of LED light sources, the uniform brightness distribution of the light spot edge irradiated by the light on an irradiation surface is ensured, weaker brightness cannot occur, the utilization rate of LED light is improved, the elastic mechanism enables the two adjacent arc-shaped reflecting plates 5 to be in a state of being far away from each other and to be close to the cylindrical ring 8, the cylindrical ring 8 limits the movement of the plurality of arc-shaped reflecting plates 5, the cylindrical ring 8 moves along the axis direction of the circular tube structure formed by the plurality of arc-shaped reflecting plates 5 through the stretching mechanism, the plurality of arc-shaped reflecting plates 5 rotate and separate under the action of the elastic mechanism to form a conical structure with a large opening and a small bottom, the light of the LED light sources is reflected to form different focal lengths, the light source bottom plate 4 can be timely radiated by the radiating mechanism, and light distribution is facilitated.
Through the arrangement of the plurality of support rods 81, the cylindrical ring 8 is stressed uniformly, under the action of the rotating mechanism, the cylindrical ring 8 is effectively driven to move along the axis direction of a circular tube structure formed by the plurality of arc-shaped reflection plates 5, the consistent rotating angle of the plurality of arc-shaped reflection plates 5 is ensured, the precision is improved, through rotating the threaded ring 7, the threaded ring 7 is enabled to move spirally along the outer side wall of the protective shell 1 and is far away from or close to the top end of the protective shell 1, in the spiral moving process, the plurality of support rods 81 slide in the annular T-shaped groove 71 through the limiting columns 82 to drive the cylindrical ring 8 to move up and down, through the arranged conical reflection cover 2 and the lens 31, when the plurality of arc-shaped reflection plates 5 are in a conical structure, the light irradiated by the LED light source is reflected by the conical reflection cover 2 to be irradiated to the outside, and the lens 31 can block the external insect interference for the LED light source, through the arranged connecting column 91, the structure stability of the motor 9 can be ensured, the motor 9 is arranged to drive the fan 92 to rotate and cool the light source bottom plate 4, the ventilation opening mechanism is arranged to facilitate the air to generate convection exchange and increase the heat dissipation effect, the heat generated by the light source bottom plate 4 can be discharged to the outside through the arranged heat dissipation holes 11 and the air holes 45, the air holes 45 can further cool the inside of the light source bottom plate 4, the fixed plate 12 can prevent the outside insects from entering the protective shell 1 through the arranged fixed plate 12 and the arranged air inlet holes to avoid influencing the work of the motor 9, the air inlet holes can enable the outside air to enter the protective shell 1, the fan blades 93 can ensure that the air can blow the air on the light source bottom plate 4 to cool, the plurality of springs 6 are arranged in the corresponding grooves 51 through the arranged grooves 51 and the plurality of springs 6, and the springs 6 are prevented from interfering with the corresponding arc-shaped reflecting plates 5, the corresponding arc-shaped reflecting plates 5 are influenced to rotate, under the action of the elastic force of the springs 6, the arc-shaped reflecting plates 5 are mutually far away from each other and form a conical structure, and through the arranged rotating holes 42 and the rotating shafts 44, the rotating block 43 can normally rotate in the rotating groove 41 after the integral device is installed in an inverted state, and the rotating block 43 is prevented from being separated from the rotating groove 41.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments or portions thereof without departing from the spirit and scope of the invention.
Claims (9)
1. An LED light source that helps grading is concentrated to light, includes protective housing (1), its characterized in that: the top of the protective shell (1) is fixedly provided with a reflecting lampshade, a light source bottom plate (4) is fixedly arranged at the top of the inner side wall of the protective shell (1), a plurality of LED light sources are fixedly arranged on the light source bottom plate (4), a plurality of arc-shaped reflecting plates (5) are rotatably arranged at the top of the light source bottom plate (4) through a plurality of rotating mechanisms, the arc-shaped reflecting plates (5) form a circular tube structure, and is matched with the light source bottom plate (4), one side of the arc-shaped reflecting plates (5) which are close to each other is provided with an elastic mechanism, and the outer side walls of the plurality of arc-shaped reflecting plates (5) are provided with cylindrical rings (8) matched with the arc-shaped reflecting plates, the cylindrical ring (8) is movably arranged on the outer side wall of the protective shell (1) through a stretching mechanism, the bottom side of the light source bottom plate (4) is located in the protective shell (1) and is internally provided with a heat dissipation mechanism for dissipating heat of the LED light source.
2. An LED light source with concentrated light for distribution of light as claimed in claim 1, wherein: the stretching mechanism comprises a plurality of supporting rods (81), the top ends of the supporting rods (81) are uniformly and fixedly arranged on one side of the cylindrical ring (8), and the bottom ends of the supporting rods (81) are slidably provided with the same rotating mechanism used for moving the cylindrical ring (8).
3. An LED light source with concentrated light for distribution of light as claimed in claim 2 wherein: the rotating mechanism comprises a threaded ring (7), the threaded ring (7) is installed on the outer side wall of the protective shell (1) in a threaded mode, an annular T-shaped groove (71) is formed in the top side of the threaded ring (7), and the bottom ends of the supporting rods (81) are fixedly provided with limiting columns (82) and are installed in the annular T-shaped groove (71) in a sliding mode.
4. An LED light source with concentrated light for distribution of light as claimed in claim 3 wherein: the reflector lamp cover comprises a conical reflector (2), a protection ring (3) is fixedly mounted at the top of the conical reflector (2), a lens (31) is fixedly mounted in the protection ring (3), a plurality of avoidance grooves (21) are formed in the conical reflector (2), and the avoidance grooves (21) are matched with the support rods (81) in a matched manner.
5. An LED light source with concentrated light for distribution of light as claimed in claim 1, wherein: the heat dissipation mechanism comprises a motor (9), the motor (9) is fixedly installed on the inner wall of the protective shell (1) through a plurality of connecting columns (91), a fan (92) is fixedly installed on an output shaft of the motor (9), the fan (92) corresponds to the light source bottom plate (4), and a ventilation opening mechanism is arranged at the position of the light source bottom plate (4).
6. An LED light source with concentrated light for distribution of light as claimed in claim 5, wherein: the ventilation opening mechanism comprises a plurality of ventilation holes (45), the ventilation holes (45) are uniformly formed in one side of the light source bottom plate (4) and located at the edge position of the light source bottom plate, and a plurality of heat dissipation holes (11) are uniformly formed in the circumferential wall of the protective shell (1).
7. An LED light source with concentrated light for distribution of light as claimed in claim 6, wherein: the bottom side of the protective shell (1) is close to the position of the motor (9) and is fixedly provided with a fixed disc (12), a plurality of air inlets are uniformly formed in the fixed disc (12), and the plurality of air inlets correspond to the plurality of heat dissipation holes (11) and the plurality of air holes (45).
8. An LED light source with concentrated light for distribution of light as claimed in claim 1, wherein: the elastic mechanism comprises a plurality of springs (6), the two sides of the arc-shaped light reflecting plate (5) are provided with grooves (51), every two adjacent grooves (51) are matched with each other, the springs (6) are located in the corresponding grooves (51), and the two ends of each spring are fixedly installed on one side, close to the corresponding groove (51), of the corresponding groove (51).
9. An LED light source with concentrated light for distribution of light as claimed in claim 1, wherein: the rotating mechanism comprises a rotating block (43), the top end of the rotating block (43) is fixedly installed at the bottom side of the corresponding arc-shaped light reflecting plate (5), a plurality of rotating grooves (41) are formed in the top of the light source bottom plate (4), and rotating shafts (44) are fixedly installed on the two sides of the rotating block (43) and are rotatably installed in the corresponding rotating grooves (41).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110480545.7A CN113251323A (en) | 2021-04-30 | 2021-04-30 | Light-concentrated LED light source beneficial to light distribution |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110480545.7A CN113251323A (en) | 2021-04-30 | 2021-04-30 | Light-concentrated LED light source beneficial to light distribution |
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| CN113251323A true CN113251323A (en) | 2021-08-13 |
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