CN106855207A - A kind of LED blackboard lightses of high brightness and high evenness - Google Patents
A kind of LED blackboard lightses of high brightness and high evenness Download PDFInfo
- Publication number
- CN106855207A CN106855207A CN201710113940.5A CN201710113940A CN106855207A CN 106855207 A CN106855207 A CN 106855207A CN 201710113940 A CN201710113940 A CN 201710113940A CN 106855207 A CN106855207 A CN 106855207A
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- Prior art keywords
- led
- end cap
- lens
- bar
- light
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- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 claims abstract description 42
- 229910052782 aluminium Inorganic materials 0.000 claims abstract description 42
- 239000004411 aluminium Substances 0.000 claims abstract description 41
- 230000033228 biological regulation Effects 0.000 claims abstract description 18
- 239000011324 bead Substances 0.000 claims abstract description 16
- 238000005286 illumination Methods 0.000 claims abstract description 8
- 230000003287 optical effect Effects 0.000 claims abstract description 7
- 230000010287 polarization Effects 0.000 claims abstract description 4
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract 2
- 239000000741 silica gel Substances 0.000 claims abstract 2
- 229910002027 silica gel Inorganic materials 0.000 claims abstract 2
- 230000001105 regulatory effect Effects 0.000 claims description 26
- 239000000725 suspension Substances 0.000 claims description 10
- 238000007493 shaping process Methods 0.000 claims description 9
- 239000000758 substrate Substances 0.000 claims description 6
- 210000005056 cell body Anatomy 0.000 claims description 5
- 230000017525 heat dissipation Effects 0.000 claims description 5
- 238000002347 injection Methods 0.000 claims description 4
- 239000007924 injection Substances 0.000 claims description 4
- 238000004512 die casting Methods 0.000 claims description 3
- 238000009472 formulation Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 claims description 3
- 239000000203 mixture Substances 0.000 claims description 3
- 238000005488 sandblasting Methods 0.000 claims description 3
- 230000001678 irradiating effect Effects 0.000 claims description 2
- 230000000712 assembly Effects 0.000 claims 1
- 238000000429 assembly Methods 0.000 claims 1
- 239000000945 filler Substances 0.000 abstract description 3
- 229920001296 polysiloxane Polymers 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 7
- 238000010586 diagram Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 238000007792 addition Methods 0.000 description 3
- 230000004438 eyesight Effects 0.000 description 3
- 230000004313 glare Effects 0.000 description 3
- 230000003712 anti-aging effect Effects 0.000 description 2
- 238000010276 construction Methods 0.000 description 2
- 238000009792 diffusion process Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 238000000605 extraction Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000000465 moulding Methods 0.000 description 2
- 230000007812 deficiency Effects 0.000 description 1
- 208000002173 dizziness Diseases 0.000 description 1
- 238000004134 energy conservation Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 238000010304 firing Methods 0.000 description 1
- 239000003292 glue Substances 0.000 description 1
- 210000003644 lens cell Anatomy 0.000 description 1
- 238000004020 luminiscence type Methods 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000003534 oscillatory effect Effects 0.000 description 1
- 239000004576 sand Substances 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 229910052710 silicon Inorganic materials 0.000 description 1
- 239000010703 silicon Substances 0.000 description 1
- 239000013589 supplement Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Classifications
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- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21S—NON-PORTABLE LIGHTING DEVICES; SYSTEMS THEREOF; VEHICLE LIGHTING DEVICES SPECIALLY ADAPTED FOR VEHICLE EXTERIORS
- F21S8/00—Lighting devices intended for fixed installation
- F21S8/04—Lighting devices intended for fixed installation intended only for mounting on a ceiling or the like overhead structures
- F21S8/06—Lighting devices intended for fixed installation intended only for mounting on a ceiling or the like overhead structures by suspension
- F21S8/063—Lighting devices intended for fixed installation intended only for mounting on a ceiling or the like overhead structures by suspension with a rigid pendant, i.e. a pipe or rod
-
- 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
-
- 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
- F21V29/502—Cooling arrangements characterised by the adaptation for cooling of specific components
- F21V29/507—Cooling arrangements characterised by the adaptation for cooling of specific components of means for protecting lighting devices from damage, e.g. housings
-
- 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
- F21V33/00—Structural combinations of lighting devices with other articles, not otherwise provided for
- F21V33/0004—Personal or domestic articles
- F21V33/0048—Office articles, e.g. bookmarks, desk lamps with drawers, stands for books or music scores
-
- 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
- F21V33/00—Structural combinations of lighting devices with other articles, not otherwise provided for
- F21V33/0004—Personal or domestic articles
- F21V33/0052—Audio or video equipment, e.g. televisions, telephones, cameras or computers; Remote control devices therefor
-
- F—MECHANICAL ENGINEERING; LIGHTING; HEATING; WEAPONS; BLASTING
- F21—LIGHTING
- F21V—FUNCTIONAL FEATURES OR DETAILS OF LIGHTING DEVICES OR SYSTEMS THEREOF; STRUCTURAL COMBINATIONS OF LIGHTING DEVICES WITH OTHER ARTICLES, NOT OTHERWISE PROVIDED FOR
- F21V5/00—Refractors for light sources
- F21V5/04—Refractors for light sources of lens shape
- F21V5/045—Refractors for light sources of lens shape the lens having discontinuous faces, e.g. Fresnel lenses
Abstract
The present invention proposes the LED blackboard lightses of a kind of high brightness and high evenness, including：Lamp support, light source assembly, light source assembly include：Aluminium profiles mounting bar, be nested along the length direction of aluminium profiles mounting bar be installed in aluminium profiles mounting bar LED light bar, lens and be arranged at the regulation end cap at aluminium profiles mounting bar two ends；Described LED light bar is corresponding with lens to be installed, and filled with the guide-lighting semisolid semiliquid silica gel of height that can improve light efficiency between LED light bar and lens, the one side that lens are right against LED light bar is formed with prismatic face, with respect to the arcwall face that another side forms frosted.Blackboard lights of the invention uses many paster LED lamp beads, bar shaped is arranged and to combine lens lateral symmetry, longitudinal polarization optical design, light fixture uses two-source illumination, one light source range of exposures is blackboard top half, another light source range of exposures is blackboard the latter half, and overall light fixture light efficiency is improved in the gap between lens and LED lamp bead using guide-lighting semisolid semiliquid silicone filler high.
Description
Technical field：
The present invention relates to LED illumination lamp technical field, the LED blackboard lightses of a kind of high brightness and high evenness are refered in particular to.
Background technology：
At present, known blackboard lights construction is by fluorescent tube, rectifier, lamp outer casing, lamp socket, combines light fixtures
To be designed as fluorescent tube completely exposed, light fixture non-directional is lighted, and dazzling dazzle can be produced to eyes during light fixture normal work,
Therefore the reflection shield such as blackboard also can be by all of remaining light to external reflectance；(core of all blackboard lightses is essentially consisted at the light extraction of light fixture
Reason), the light extraction of blackboard lights generally using the refraction of reflecting piece by light irradiation on blackboard, make the brightness uniformity on blackboard, reach
Preferable value range and glare effects vision can not be caused to student, conventional blackboard lights needs the regulation repeatedly should to meet black
The illumination requirement of plate takes dazzle into account and student is not impacted again, and both can not accomplish to take into account therewith；Cause the whole cloth in classroom
Office's effect wretched insufficiency, does not reach the standard requirement of educational system；In addition, traditional blackboard lights is using energy-conservation day fluorescent tube and commonly
LED lamp tube, its luminous intensity distribution is direct symmetrical illumination and part principle of reflection, often results in local highlighted, and the uniformity is low, is formed dizzy
Light, the time is long to cause ocular vision fatigue, and eyesight reduction in order to improve lamp brightness, Gao Jundu, meets the market requirement, saves
About light fixture cost, proposes patented technology.
The content of the invention：
It is an object of the invention to overcome the deficiencies in the prior art, there is provided a kind of a kind of high brightness of finger and high evenness
LED blackboard lightses.
In order to solve the above-mentioned technical problem, present invention employs following technical proposals：A kind of high brightness and high evenness
LED blackboard lightses, including：Lamp support, the light source assembly being installed in lamp support, are provided with least two groups photographs in described lamp support
The adjustable light source assembly of firing angle degree；Lamp support includes：Heat-dissipating casing, the bonnet being installed on heat-dissipating casing, to be arranged at radiating outer
The end cap at shell two ends and it is installed on heat-dissipating casing and is used to adjust the adjusting part of whole light fixture angle, is adjusted by adjusting part
The whole irradiation elevation angle of light fixture；Described light source assembly includes：Aluminium profiles mounting bar, it is nested along the length direction of aluminium profiles mounting bar
The LED light bar that is installed in aluminium profiles mounting bar, lens and it is arranged at the regulation end cap at aluminium profiles mounting bar two ends；Described LED
Lamp bar is corresponding with lens to be installed, filled with the guide-lighting semisolid semiliquid silicon of height that can improve light efficiency between LED light bar and lens
Glue, the one side that lens are right against LED light bar is formed with prismatic face, with respect to the arcwall face that another side forms frosted；Described light
Source component is installed on the end cap of lamp support by adjusting end cap, regulation end cap and end cap between by taking shape on end cap in
Axle Snap joint, and in spacing salient point is provided with the lateral wall of regulation end cap, end cap correspondence shaping is fluted, and both lead in cooperation
To rotation, to adjust the illumination of light source assembly.
Furthermore, in above-mentioned technical proposal, described aluminium profiles mounting bar has what is installed for LED light bar and lens
Cell body；LED light bar includes：Substrate and LED lamp bead, LED lamp bead is arranged in bar shaped on substrate and to combine lens lateral symmetry, indulges
Set to polarization optical；Lens snap in aluminium profiles mounting bar its cell body by having after injection mold or formulation mould molding and shaping
On card article, lens correspond to LED lamp bead one side indent and form prismatic face；In in aluminium profiles mounting bar positioned at LED lamp bead
Bottom is provided with constant-current driving power supply.
Furthermore, in above-mentioned technical proposal, described aluminium profiles mounting bar section is curved, and lens are from the upper end of arc
Appear, regulation end cap is in be inserted in aluminium profiles mounting bar with aluminium profiles mounting bar cross sectional shape identical body, the one end for adjusting end cap
Both sides offer a perforation simultaneously by screw locking in the center of regulation end cap, and the perforation is inserted in lamp support its end cap
On axis.
Furthermore, in above-mentioned technical proposal, described heat-dissipating casing is molded using fine aluminium integrated die-casting, outer in radiating
Radiating fin is formed on shell, technique is charged and attacked in radiating fin surface using sandblasting high pressure, make the appearance of heat-dissipating casing surface concavo-convex not
Flat mountain peak arc-shaped surface.
Furthermore, in above-mentioned technical proposal, trapezoidal, the trapezoidal lower hollow in described heat-dissipating casing section, shape
Inwall into the space for installing light source assembly, and the space is set in reflective surface；End cap is matched simultaneously with heat-dissipating casing cross sectional shape
By screw lock in the two ends of heat-dissipating casing；Described end cap has a sheet noumenon, perpendicular to sheet noumenon shaping
The axis stated, the hollow setting of axis, one end on axis away from body outwards forms position limiting convex ring, axis along the diameter of axis
On also form wall trench.
Furthermore, in above-mentioned technical proposal, described heat-dissipating casing is formed with an end wall and two side, and holds
Heat dissipation cavity is all formed with wall and side wall；In formed on the wherein side wall of heat-dissipating casing for adjusting part install T
Type groove, catching groove is provided with end wall and opposite side wall, and described bonnet is fastened by catching groove.
Furthermore, in above-mentioned technical proposal, formed on described end wall and side wall edge along its length described
Catching groove, correspondence forms U-shaped buckle on described bonnet edge along its length.
Furthermore, in above-mentioned technical proposal, described adjusting part includes：First regulating arm, the second regulating arm with
And suspension rod, the first regulating arm includes：The rectangular slab that is embedded in heat-dissipating casing its T-slot and it is integrally formed perpendicular to rectangular slab
Linking arm, the second regulating arm is integrally L-shaped, and by screw lock in T-slot, one end of the second regulating arm passes through rectangular slab
Screw is connected with linking arm end, the other end connection suspension rod of the second regulating arm, is adjusted by the first regulating arm and the second regulating arm
Save the irradiation elevation angle of light fixture.
Furthermore, in above-mentioned technical proposal, described end cap outside is provided with binding post, electric wire through axis with
Light source assembly is connected, and binding post is connected with external control switch；In being also equipped with decorative ends outside end cap.
Furthermore, in above-mentioned technical proposal, projecting apparatus mounting hole is left on described heat-dissipating casing.
After adopting the above technical scheme, the invention has the advantages that：
1st, blackboard lights of the invention uses many paster LED lamp beads, and bar shaped is arranged and to combine lens lateral symmetry, and longitudinal direction is inclined
Light optical design, light fixture uses two-source illumination, and a light source range of exposures is blackboard top half, and another light source range of exposures is
Overall lamp is improved using guide-lighting semisolid semiliquid silicone filler high in blackboard the latter half, the gap between lens and LED lamp bead
Tool light efficiency；
2nd, lens front surface uses frosting in the present invention, makes light softer, non-glare treated, and lens pass through injection mold
Or extrusion die tool can be combined using sectional design, lens are snapped in and light source in the radiating aluminum strip guide groove of lamp luminescence component
Match somebody with somebody, lens material uses leaded light optical material high, Tou Jing Bian Yellow during anti-aging Yi to be added during forming lens and is Dinged Bi Li Yellow change additions
Ji, lens cup inner face adds prismatic reflective surface increase light efficiency, practicality and aesthetic property, so that student, teacher have one comfortably
Blackboard lighting effect；
3rd, the angle in the present invention between light source assembly and lamp support can be regulation, and whole light fixture is by regulation
Component adjusts its overall irradiation elevation angle, and with reference to the reflective surface of lamp radiating shell, using diffusing reflection, supplement blackboard surface is bright
Degree.
4th, multiple lamp lockers of the invention realize easy concatenation, and can install Multifunctional projector additional；
5th, good heat dissipation effect of the present invention, light efficiency is good, rational in infrastructure, assembles easy for installation, low cost, also solves well big
The heat dissipation problem of power LED, tool is installed, upgrading is convenient, the low advantage of maintenance cost.
Brief description of the drawings：
Fig. 1 is stereogram of the invention；
Fig. 2 is the stereogram of light source assembly in the present invention
Fig. 3 a are the profile of light source assembly in the present invention；
Fig. 3 b are luminous intensity distribution schematic diagram of the invention；
Fig. 4 is the exploded view of light source assembly in the present invention；
Fig. 5 is exploded view of the invention；
Fig. 6 is profile of the invention；
Fig. 7 is use schematic diagram of the invention；
Fig. 8 is the schematic diagram that multiple LED blackboard lightses are applied in combination.
Specific embodiment：
With reference to specific embodiments and the drawings, the present invention is further described.
As shown in Figure 1, the LED blackboard lightses of a kind of high brightness and high evenness, including：Lamp support 1, it is installed on lamp support 1
Interior light source assembly 2 and the adjusting part 3 installed for light fixture cooperation, light source assembly 2 are installed on the interior of lamp support 1, lamp branch
Frame 1 is used as strong point installation by light source assembly 2.
As shown in Fig. 2-4, described light source assembly 2 includes：Aluminium profiles mounting bar 21, the length direction along aluminium profiles mounting bar 21
Be nested be installed in aluminium profiles mounting bar 21 LED light bar 22, lens 23 and be arranged at the adjustable side at the two ends of aluminium profiles mounting bar 21
Lid 24；The section of aluminium profiles mounting bar 21 is curved, and in hollow setting, is formed for LED light bar on aluminium profiles mounting bar 21
22 and the cell body installed of lens 23, in assembling, LED light bar 22 and lens 23 are installed along the length direction of aluminium profiles mounting bar 21,
Regulation end cap 24 is installed on the two ends of aluminium profiles mounting bar 21, can limit LED light bar 22 and lens 23 exit aluminium profiles mounting bar 21.
Described LED light bar 22 includes：Substrate 221 and LED lamp bead 222, LED lamp bead 222 are arranged in bar shaped on substrate 221
Arrange and combine lens 23 lateral symmetry, longitudinal polarization optical is set, and is the luminous intensity distribution schematic diagram of light fixture as shown in Figure 3 b.
Lens 23 are snapped on aluminium profiles mounting bar 21 its cell body by having after injection mold or formulation mould molding and shaping
Card article 230, lens 23 correspond to LED lamp bead 222 one side indent and form prismatic face 231；The front surface of lens 23 is using mill
The arcwall face 232 of sand, makes light softer, non-glare treated.The material of lens 23 is using leaded light optical material high, lens during anti-aging
Bian Yellow, addition Yi to be Dinged and become addition Ji Bi Li Yellow when lens 23 shape, and the prismatic face 231 in 23 glasss of lens is reflective surface, reflective surface
Increase light efficiency, practicality and aesthetic property, so that student, teacher have a comfortable blackboard lighting effect.In lens 23 and lamp
Overall light fixture light efficiency is improved using guide-lighting semisolid semiliquid silicone filler high in gap between pearl 222.
Bottom in described aluminium profiles mounting bar 21 positioned at LED lamp bead 222 is provided with constant-current driving power supply 4, and each
Independently installed LED constant current driving power supply in light source assembly, it is possible to achieve the autonomous working of light source assembly.
Described regulation end cap 24 is in be covered with the cross sectional shape identical body of aluminium profiles mounting bar 21, the one end for adjusting end cap 24
Enter the both sides of aluminium profiles mounting bar 21 and by screw locking, a perforation 240, the perforation are offered in the center of regulation end cap 24
240 are inserted on the axis of its end cap of lamp support 1.
As shown in Fig. 5-6, lamp support 1 includes：Heat-dissipating casing 11, the bonnet 12 being installed on heat-dissipating casing 11, it is arranged at
The end cap 13 at the two ends of heat-dissipating casing 11 and it is installed on heat-dissipating casing 11 and is used to adjust the adjusting part 3 of whole light fixture angle,
The irradiation elevation angle of whole light fixture is adjusted by adjusting part 3.
Described heat-dissipating casing 11, in radiating fin is formed on heat-dissipating casing 11, is dissipated using the shaping of fine aluminium integrated die-casting
Technique is charged and attacked in the surface of hot fin 11 using sandblasting high pressure, the surface of heat-dissipating casing 11 rough mountain peak arc-shaped surface is occurred,
By the original area of plane, become the rough area of wave, increase heat-dissipating casing 11 and air contact area.Heat-dissipating casing 11
Section is trapezoidal, trapezoidal lower hollow, forms the space for installing light source assembly 2, and the inwall in the space is set in reflective surface,
By certain light diffusion, make light soft, reach very good effect, improve light fixture light efficiency.
Heat-dissipating casing 11 is formed with an end wall and two side, and end wall and side wall and is all formed with heat dissipation cavity；In
The T-slot 111 installed for adjusting part 3 is formed on the wherein side wall of heat-dissipating casing 11, is set on end wall and opposite side wall
Catching groove is equipped with, correspondence forms U-shaped buckle on the edge along its length of bonnet 12, bonnet 12 is fastened by catching groove, bonnet
12 and heat-dissipating casing 11 separate design, and the ventilating convection interstitial structure for staggering, and heat is rapid by heat-dissipating casing 11, aluminium fin
Radiating.Projecting apparatus mounting hole 112 is left on heat-dissipating casing 11.
Described end cap 13 has a sheet noumenon 131, and described axis 132 is formed perpendicular to sheet noumenon 131, in
The hollow setting of axle 132, one end on axis 132 away from body outwards forms position limiting convex ring 1321 along the diameter of axis 132, in
Wall trench 1322 is also formed on axle 1321, end cap 13 is matched with the cross sectional shape of heat-dissipating casing 11, in assembling, by screw lock
In the two ends of heat-dissipating casing 11.
Described light source assembly 2 is installed on the end cap 13 of lamp support 1 by adjusting end cap 24, adjusts end cap 24 and end cap
By taking shape in the Snap joint of axis 132 on end cap 13 between 13, and in setting limited location on the lateral wall of regulation end cap 24
Salient point 241, the sheet noumenon 131 of end cap 13 forms the inwall correspondence shaping fluted 133 of axis 132, after combination, limit convex
Point 241 coordinates with groove 133, and both coordinate guiding to rotate, to adjust the illumination of light source assembly.
Described adjusting part 3 includes：First regulating arm 31, the second regulating arm 32 and suspension rod 33, the first regulating arm 31
Including：The rectangular slab 311 that is embedded in heat-dissipating casing 11 its T-slot 111 and perpendicular to the integrally formed connection of rectangular slab 311
Arm 312, the second regulating arm 32 is overall L-shaped, rectangular slab 312 by screw lock in T-slot 111, the second regulating arm 32
One end is connected by screw with the end of linking arm 312, the other end connection suspension rod 33 of the second regulating arm 32, by the first regulating arm
31 and the opposing oscillatory of the second regulating arm 32 adjusting the irradiation elevation angle of light fixture.
Finally, the described outside of end cap 13 is provided with binding post 5, and electric wire is connected through axis 132 with light source assembly 2,
Binding post 5 is connected with external control switch；In decorative ends 14 are also equipped with outside end cap 13, the work of sealing and dustproof can be played
With.
In assembling, light fixture can use suspension rod suspension type, also can be the fixed water pipe lifting of pipe thread, prevent strong wind
In the case of light fixture wave, in the present embodiment, installed using suspension rod sus-pension, and in the present embodiment, light fixture is using double light
Source component, as shown in fig. 7, light fixture is suspended on wall, by the rotation between the first regulating arm 31 and the second regulating arm 32, energy
The irradiating angle of light fixture, and the interior reflective surface for passing through heat-dissipating casing 11 are enough adjusted, by certain light diffusion, makes light soft
With, very good effect is reached, improve light fixture light efficiency.
As shown in Figure 8, multiple light fixtures concatenation can also be used, in concatenation, perforation, cable is left on decorative ends 14
Electrical connection is inserted into from the perforation of each light fixture, ensure that each light fixture on unified horizontal linear；And projecting apparatus
Can be installed on projecting apparatus mounting hole 112.
Certainly, the foregoing is only specific embodiment of the invention, not limit the scope of the present invention, it is all according to
The equivalent change or modification that construction, feature and principle described in scope of the present invention patent are done, all should be included in Shen of the present invention
Please be in the scope of the claims.
Claims (10)
1. LED blackboard lightses of a kind of high brightness and high evenness, including：Lamp support, the light source assembly being installed in lamp support, its
It is characterised by：
At least two groups adjustable light source assemblies of irradiating angle are installed in described lamp support；Lamp support includes：Heat-dissipating casing, peace
Loaded on the bonnet on heat-dissipating casing, it is arranged at the end cap at heat-dissipating casing two ends and is installed on heat-dissipating casing whole for adjusting
The adjusting part of light fixture angle, the irradiation elevation angle of whole light fixture is adjusted by adjusting part；Described light source assembly includes：Aluminium profiles
Mounting bar, be nested along the length direction of aluminium profiles mounting bar be installed in aluminium profiles mounting bar LED light bar, lens and be arranged at aluminium
The regulation end cap at type mounting bar two ends；Described LED light bar is corresponding with lens to be installed, and is filled between LED light bar and lens
The guide-lighting semisolid semiliquid silica gel of height of light efficiency can be improved, the one side that lens are right against LED light bar is formed with prismatic face, relatively separately
Simultaneously form the arcwall face of frosted；
Described light source assembly is installed on the end cap of lamp support by adjusting end cap, by shaping between regulation end cap and end cap
In the axis Snap joint on end cap, and in spacing salient point is provided with the lateral wall of regulation end cap, end cap correspondence forms recessed
Groove, both coordinate guiding to rotate, to adjust the illumination of light source assembly.
2. LED blackboard lightses of a kind of high brightness according to claim 1 and high evenness, it is characterised in that：Described aluminium
Type mounting bar has the cell body installed for LED light bar and lens；LED light bar includes：Substrate and LED lamp bead, LED lamp bead in
Bar shaped is arranged and to combine lens lateral symmetry on substrate, and longitudinal polarization optical is set；Lens pass through injection mold or formulation mould
There is the card article snapped on aluminium profiles mounting bar its cell body, lens correspond to the one side indent and shape of LED lamp bead after shaping and shaping
Into prismatic face；Constant-current driving power supply is installed in the bottom in aluminium profiles mounting bar positioned at LED lamp bead.
3. LED blackboard lightses of a kind of high brightness according to claim 1 and high evenness, it is characterised in that：Described aluminium
Type mounting bar section is curved, and lens appear from the upper end of arc, and regulation end cap is in and aluminium profiles mounting bar cross sectional shape identical
The both sides of aluminium profiles mounting bar are inserted in and by screw locking in body, one end for adjusting end cap, are opened up in the center of regulation end cap
There is a perforation, the perforation is inserted on the axis of its end cap of lamp support.
4. LED blackboard lightses of a kind of high brightness according to claim 1 and high evenness, it is characterised in that：Described dissipates
Hot shell is molded using fine aluminium integrated die-casting, and in radiating fin is formed on heat-dissipating casing, radiating fin surface is high using sandblasting
Pressure charges and attacks technique, heat-dissipating casing surface rough mountain peak arc-shaped surface is occurred.
5. LED blackboard lightses of a kind of high brightness according to claim 1 and high evenness, it is characterised in that：Described dissipates
Trapezoidal, the trapezoidal lower hollow in hot shell section, forms the space for installing light source assembly, and the inwall in the space is in reflective surface
Set；End cap is matched and by screw lock in the two ends of heat-dissipating casing with heat-dissipating casing cross sectional shape；Described end cap has
One sheet noumenon, described axis, the hollow setting of axis, away from one end edge of body on axis are formed perpendicular to sheet noumenon
The diameter of axis outwards forms position limiting convex ring, and wall trench is also formed on axis.
6. LED blackboard lightses of a kind of high brightness according to claim 5 and high evenness, it is characterised in that：Described dissipates
Hot shell is formed with an end wall and two side, and end wall and side wall and is all formed with heat dissipation cavity；In heat-dissipating casing its
The T-slot installed for adjusting part is formed on middle side wall, catching groove, described bonnet are provided with end wall and opposite side wall
Fastened by catching groove.
7. LED blackboard lightses of a kind of high brightness according to claim 6 and high evenness, it is characterised in that：Described end
Form described catching groove on wall and side wall edge along its length, described bonnet is corresponded on edge along its length
Type has U-shaped buckle.
8. LED blackboard lightses of a kind of high brightness according to claim 1 and high evenness, it is characterised in that：Described tune
Section component includes：First regulating arm, the second regulating arm and suspension rod, the first regulating arm include：It is embedded in heat-dissipating casing its T-slot
In rectangular slab and perpendicular to the integrally formed linking arm of rectangular slab, the second regulating arm is integrally L-shaped, rectangular slab pass through screw
It lock onto in T-slot, one end of the second regulating arm is connected by screw with linking arm end, the other end connection of the second regulating arm
Suspension rod, the irradiation elevation angle of light fixture is adjusted by the first regulating arm and the second regulating arm.
9. LED blackboard lightses of a kind of high brightness according to claim 1 and high evenness, it is characterised in that：Described end
Outer side of lid is provided with binding post, and electric wire is connected through axis with light source assembly, and binding post is connected with external control switch；In
Decorative ends are also equipped with outside end cap.
10. LED blackboard lightses of a kind of high brightness according to claim 1 and high evenness, it is characterised in that：Described dissipates
Projecting apparatus mounting hole is left on hot shell.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201710113940.5A CN106855207A (en) | 2017-02-28 | 2017-02-28 | A kind of LED blackboard lightses of high brightness and high evenness |
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| CN107366853A (en) * | 2017-07-17 | 2017-11-21 | 浙江凯耀照明股份有限公司 | A kind of LED blackboard lightses of high evenness |
| CN107740957A (en) * | 2017-08-11 | 2018-02-27 | 厦门立达信照明有限公司 | A kind of hybrid lens combined blackboard lamp |
| CN110440151A (en) * | 2019-07-31 | 2019-11-12 | 重庆四联光电科技有限公司 | LED lamp for blackboard illumination |
| CN110578878A (en) * | 2019-09-20 | 2019-12-17 | 深圳市彬赢光电有限公司 | flexible light bar with lens and manufacturing method thereof |
| CN112325198A (en) * | 2019-07-19 | 2021-02-05 | 艾科有限公司 | Building lamp |
| CN112325198B (en) * | 2019-07-19 | 2024-04-16 | 艾科有限公司 | Building lamp |
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