CN207907057U - A kind of intelligent eyeshield blackboard lights and its display system - Google Patents
A kind of intelligent eyeshield blackboard lights and its display system Download PDFInfo
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- CN207907057U CN207907057U CN201820386831.0U CN201820386831U CN207907057U CN 207907057 U CN207907057 U CN 207907057U CN 201820386831 U CN201820386831 U CN 201820386831U CN 207907057 U CN207907057 U CN 207907057U
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Abstract
A kind of intelligent eyeshield blackboard lights and its display system of the utility model, belong to blackboard lights technical field.A kind of intelligent eyeshield blackboard lights of the utility model, including illuminating module and Smart Power Module, the Smart Power Module is electrically connected with illuminating module, illuminating module is used for display board throw light, the Smart Power Module is wirelessly connected by signal receiving device and mobile terminal, so that by wirelessly controlling Smart Power Module, the intelligent operation of blackboard lights is realized, to provide best illuminating effect for blackboard;A kind of intelligent eyeshield display system, blackboard lights and display board, blackboard lights are above-mentioned eye-protection blackboard lamp, blackboard lights are by sending out uniform light, the display effect of display board can be improved, to improve the eyeshield effect of display system, and intelligent operation can be carried out to display system by wireless terminal, improve the convenience used.
Description
Technical field
The utility model is related to blackboard lights technical field, a kind of intelligent eyeshield blackboard lights and its display are concretely related to
System.
Background technology
LED is referred to as forth generation light source, and LED has the advantages that low in energy consumption, long lifespan and stability are high, and LED lamp also has
There are adjustable color, luminous efficiency height etc. a little.Therefore, it is widely used in various instructions, backlight, display, decoration and general
In the fields such as logical illumination.Classroom blackboard illumination purpose is to provide good vision luminous environment, ensures that Faculty and Students can be light
Ground writes on blackboard, reads content on blackboard.And blackboard lights in the prior art, common is glimmering in the installation of the forward position of blackboard
Light lamp tube is used as blackboard lights.
Blackboard lights construction be by fluorescent tube, rectifier, lamp outer casing, lamp holder, be composed lamps and lanterns be designed as fluorescence
Fluorescent tube is completely exposed, and lamps and lanterns non-directional shines, and can eyes be generated with dazzling dazzle when making on lamps and lanterns are normal, therefore blackboard etc. is reflective
Cover also can be by all remaining lights to external reflectance, and light is usually radiated on blackboard using the refraction of reflecting piece by the light extraction of blackboard lights,
Make the brightness uniformity on blackboard, reach ideal value range;And glare effects vision, conventional blackboard lights cannot be caused to student
The illumination requirement that the adjusting for needing repeatedly should meet blackboard is taken dazzle into account and is not impacted to student again.
Through retrieval, innovation and creation it is entitled:A kind of LED blackboard lights (application numbers of high brightness and high evenness:
201710113940.5 the applying date:2017.02.28) comprising:Lamp support, light source assembly, light source assembly include:Aluminium profiles is pacified
Dress item is nested along the length direction of aluminium profiles mounting bar and the LED light bar being installed in aluminium profiles mounting bar, lens and is set to aluminium profiles
The adjusting end cap at mounting bar both ends;LED light bar installation corresponding with lens, light can be improved by being filled between LED light bar and lens
The guide-lighting semisolid semiliquid silica gel of height of effect, what lens were right against LED light bar is formed with prismatic face on one side, and opposite another side is molded
There are the arcwall face of frosted, blackboard lights that more paster LED lamp beads, bar shaped is used to arrange and combine lens lateral symmetry, longitudinal polarisation
Optical design, lamps and lanterns use two-source illumination, and a light source range of exposures is blackboard top half, and another light source range of exposures is black
Whole lamps and lanterns are improved in plate lower half portion, the gap between lens and LED lamp bead using high guide-lighting semisolid semiliquid silicone filler
Light efficiency.But existing blackboard lights are difficult to realize easily operate.
In addition, innovation and creation is entitled:A kind of LED blackboard lights (application number:201710356605.8 the applying date:
2017.05.19), including shell, the lens that are arranged on shell prism and the light source board equipped with LED light source, lens include position
The incidence surface at ten tops and the light-emitting surface of bottom, incidence surface is the collimation TIR light face protruded towards the light source board, and light-emitting surface is
Optical microstructures array curved surface;The blackboard lights realize polarisation irradiation, not only uniform in light emission but also section by rational lens design
Can be environmentally friendly, so that teacher is not felt dazzling because of LED blackboard lights when giving lessons.But existing blackboard lights are difficult to realize just
Prompt operation.
Utility model content
1. utility model technical problems to be solved
Utility model aims to solve the uniformity of blackboard lamp wiring in the prior art is poor, a kind of intelligence is provided
Energy eye-protection blackboard lamp, Smart Power Module are electrically connected with illuminating module, and illuminating module is used for display board throw light, intelligence electricity
Source module is wirelessly connected by signal receiving device and mobile terminal, realizes the intelligent operation of blackboard lights, to be provided for blackboard
Best illuminating effect;
A kind of intelligent eyeshield display system provided, including blackboard lights and display board, blackboard lights are above-mentioned eye-protection blackboard
Lamp, blackboard lights can improve the display effect of display board, and can carry out intelligent operation by sending out uniform light.
2. technical solution
In order to achieve the above objectives, technical solution provided by the utility model is:
A kind of intelligent eyeshield blackboard lights of the utility model, including illuminating module and Smart Power Module, the intelligence
Power module is electrically connected with illuminating module, and illuminating module is used for display board throw light, and the Smart Power Module passes through letter
Number receiving device is wirelessly connected with mobile terminal.
Preferably, the signal receiving device is wireless blue tooth receiver or wireless network receiver, mobile terminal
By wirelessly manipulating Smart Power Module.
Preferably, further include optical lens, the length of lens direction of illuminating module and optical lens is arranged in parallel, and shine mould
The light of group transmitting carries out throw light by optical lens.
Preferably, further include blackboard lights framework, the side offers framework light outlets, illuminating module setting
In the side of framework light outlets.
Preferably, the arc convex of the lens exiting side of the optical lens includes the first segmental arc and the second arc
Section, and be connected by changeover portion between the first segmental arc and the second segmental arc;Or/and lens entrance side be provided with first protrusion and
The side of second protrusion, the second protrusion is provided with the first groove, and the other side of the second protrusion is provided with the second groove.
Preferably, the polarizing angle of optical lens is 12 °/13.5 °;Or/and the beam angle of optical lens is 30 °;Or/
Lens are atomized using frosting with optical lens.
Preferably, the lens entrance side is provided with the first protrusion, and the first widthwise edge of the first protrusion is parallel to
Mirror length direction, and the first widthwise edge is resisted against in illuminating module.
Preferably, the framework light outlets side of blackboard lights framework is provided with module slot and lens slot, and illuminating module passes through mould
Group slot is installed in blackboard lights framework, and optical lens is installed on by lens slot in blackboard lights framework.
A kind of intelligent eyeshield display system of the utility model, including blackboard lights and display board, the blackboard lights are upper
The intelligent eyeshield blackboard lights stated, it is described display panel used in writing or display.
Preferably, the blackboard lights are set to the top of display board, and blackboard lights be provided with it is at least one;Or/and it is aobvious
Show and be provided with wireless receiving module on plate, mobile terminal by wireless receiving module and display board be wirelessly connected.
3. advantageous effect
Using technical solution provided by the utility model, compared with prior art, have the advantages that:
(1) a kind of intelligent eyeshield blackboard lights of the utility model, including illuminating module and Smart Power Module, intelligent power
Module is electrically connected with illuminating module, and illuminating module is used for display board throw light, and Smart Power Module passes through signal receiver
Part is wirelessly connected with mobile terminal, thus by wirelessly controlling Smart Power Module, realizes the intelligent operation of blackboard lights,
To provide best illuminating effect for blackboard;
(2) a kind of intelligent eyeshield blackboard lights of the utility model, mobile terminal can be with the switch of Smart Power Module, outputs
Power etc. to regulate and control being turned on or off for illuminating module, while can control light luminance, black to adjust as needed
The illumination effect of plate lamp, to provide best illuminating effect for blackboard;
(3) the length of lens direction of a kind of intelligent eyeshield blackboard lights of the utility model, illuminating module and optical lens is flat
The light of row setting, illuminating module transmitting carries out throw light by optical lens, and the lens of illuminating module and optical lens are long
Degree direction is arranged in parallel, and the light of illuminating module transmitting carries out throw light by optical lens, makes so as to be effectively protected
The eyes of user;The eye-protection blackboard lamp is mounted in classroom, the display effect of blackboard can be made more preferable;
(4) polarizing angle of a kind of intelligent eyeshield blackboard lights of the utility model, lens is 12 °/13.5 °, the light of lens
Beam angle degree is 30 ° for the treatment of effects for improving lens on light line can improve the uniform of light after rays pass through lens processing
Degree, so as to be effectively protected the eyes of user;
(5) a kind of intelligent eyeshield blackboard lights of the utility model are provided with lifting seat, the bottom of telescopic rod at the top of telescopic rod
Portion is provided with assembly parts, and assembly parts can need adjusting blackboard lights for being connected with blackboard lights framework according to specifically used
Height improve the uniformity of light to providing best illuminating effect for display board;
(6) a kind of intelligent eyeshield blackboard lights of the utility model are provided on the upside of the framework light outlets of blackboard lights framework
Upper light barrier is provided with lower light barrier on the downside of framework light outlets, and the light that blackboard lights emit is avoided to be irradiated to other positions, and
Display effect is influenced, illuminating effect of the blackboard lights to display board is improved;
(7) a kind of intelligent eyeshield display system of the utility model, blackboard lights and display board, blackboard lights are above-mentioned shield
Eye blackboard lights, display panel used in writing or showing, blackboard lights can improve the display of display board by sending out uniform light
Effect to improve the eyeshield effect of display system, and can carry out intelligent operation by wireless terminal to display system,
Improve the convenience used.
Description of the drawings
Fig. 1 is the cross section structure schematic diagram of the utility model optical lens;
Fig. 2 is the size marking schematic diagram of the optical lens of utility model;
Fig. 3 is a kind of overall structure diagram of intelligent eyeshield blackboard lights of utility model;
Fig. 4 is a kind of side structure schematic diagram of intelligent eyeshield blackboard lights of utility model;
Fig. 5 is a kind of schematic cross-section of the blackboard lights framework of intelligent eyeshield blackboard lights of utility model;
Fig. 6 is the schematic cross-section that the installation of utility model includes the blackboard lights framework of optical lens and illuminating module;
Fig. 7 is that the upper light barrier of utility model and the angle of lower light barrier mark schematic diagram;
Fig. 8 is a kind of overall structure diagram of intelligent eyeshield display system of utility model.
Label declaration in schematic diagram
100, optical lens;
110, lens entrance side;111, the first protrusion;111A, the first vertical edges;111B, the first inclined side;111C, first
Widthwise edge;112, the second protrusion;112A, the second vertical edges;112B, the second inclined side;112C, the second widthwise edge;113, first
Groove;113A, third bevel edge;114, the second groove;
120, lens exiting side;121, the first segmental arc;122, changeover portion;123, the second segmental arc;
131, the first positioning end;131A, the first positioning end light incident side;131B, the first positioning end exiting side;
132, the second positioning end;132A, the second positioning end light incident side;132B, the second positioning end exiting side;
140, length of lens direction;
210, illuminating module;
220, blackboard lights framework;221, framework light outlets;222, slot is lifted;223, module slot;224, lens slot;225, on
Light barrier;226, lower light barrier;
230, hanging component;231, assembly parts;232, telescopic rod;233, seat is lifted;
240, Smart Power Module;241, signal receiving device;250, mobile terminal;
300, display board.
Specific implementation mode
To further appreciate that the content of the utility model, the utility model is described in detail in conjunction with the accompanying drawings and embodiments.
Structure, ratio, size depicted in this specification attached drawing etc., only to coordinate the revealed content of specification,
So that those skilled in the art understands and reads, the enforceable qualifications of the present invention are not limited to, therefore do not have technology
On essential meaning, the modification of any structure, the change of proportionate relationship or the adjustment of size can be generated not influencing the present invention
The effect of and the purpose that can reach under, should all still fall and obtain the range that can cover in the revealed technology contents of the utility model
It is interior.Meanwhile cited such as "upper", "lower", "left", "right", " centre " term in this specification, it is merely convenient to describe
It is illustrated, rather than to limit enforceable range, relativeness is altered or modified, in the case where changing technology contents without essence,
When being also considered as the enforceable scope of the present invention.
Embodiment 1
As shown in Fig. 1,2,5,6, a kind of intelligent eyeshield blackboard lights of the present embodiment, including optical lens 100, illuminating module
210 and Smart Power Module 240, the optical lens 100 is using the lens of above-described embodiment 1 or 2, and illuminating module 210
It is arranged in parallel with the length of lens direction 140 of optical lens 100, the light that illuminating module 210 emits is carried out by optical lens 100
Throw light.Illuminating module 210 can be LED illuminator module, and LED illuminator module is using assembled or whole segmentation structure, lamp
Pearl shines, and conversion is efficient, and more than 130LM/W, design shows index Ra >=93%.
Lens entrance side 110 is provided with the first protrusion 111 and the second protrusion 112, is set when lens are parallel with illuminating module 210
When setting, the vertical range between the first widthwise edge 111C and illuminating module 210 is less than the second widthwise edge 112C and illuminating module 210
Between vertical range.Smart Power Module 240 is electrically connected with illuminating module 210, and illuminating module 210 is used for display board 300
Throw light, the Smart Power Module 240 is wirelessly connected by signal receiving device 241 and mobile terminal 250, such as Fig. 5 institutes
Show.Mobile terminal 250 can be with the switch of Smart Power Module 240, output power etc., to regulate and control the unlatching of illuminating module 210
Or close, while light luminance can be controlled, to adjust the illumination effect of blackboard lights as needed, to be provided for blackboard
Best illuminating effect.
The signal receiving device 241 of the utility model is wireless blue tooth receiver or wireless network receiver, and movement is eventually
End 250 is by wirelessly manipulating Smart Power Module 240.
The optical lens 100 of the utility model includes lens entrance side 110 and lens exiting side 120, lens entrance side 110
It is provided with continuous groove, lens exiting side 120 is provided with arc convex.The polarizing angle of lens is 12 °/13.5 °;Or/and
The beam angle of lens is 30 °, after rays pass through lens processing, the uniformity of light can be improved, to improve lens on light
The treatment effect of line, and then achieve the effect that protect eyes.
The arc convex of lens exiting side 120 includes the first segmental arc 121 and the second segmental arc 123, and the first segmental arc
121 and second are connected by changeover portion 122 between segmental arc 123;The radius of first segmental arc 121 is more than the second arc
The radius of section 123;Length of lens direction 140 is provided at both ends with the first positioning end 131 and the second positioning end 132;First arc
Section 121 is disposed in proximity to the side of the first positioning end 131, and the second segmental arc 123 is disposed in proximity to the one of the second positioning end 132
Side.
Or/and lens entrance side 110 is provided with the first protrusion 111 and the second protrusion 112 or/and the first protrusion 111 is arranged
In close to the side of the first positioning end 131, the second protrusion 112 is disposed in proximity to the side of the second positioning end 132.Wherein first is convex
It includes the first vertical edges 111A, the first inclined side 111B and the first widthwise edge 111C, the first vertical edges 111A, the first cross to play 111
The outer profile for constituting the first protrusion 111 is sequentially connected to side 111C and the first inclined side 111B three.Second protrusion 112 includes the
Two vertical edges 112A, the second inclined side 112B and the second widthwise edge 112C, the second vertical edges 112A, the second widthwise edge 112C and
Two inclined side 112B are sequentially connected the outer profile for constituting the second protrusion 112.Wherein the first vertical edges 111A and the second vertical edges
112A is perpendicular to length of lens direction 140;First widthwise edge 111C and the second widthwise edge 112C are parallel to length of lens direction
140。
The side of second protrusion 112 is provided with the first groove 113, first groove 113 be by the first inclined side 111B and
Second vertical edges 112A is constituted, and the angle of the first groove 113 as shown in Figure 1 is a, the first inclined side 111B and the second vertical edges
The angle of 112A is a, and the angle a of the present embodiment is 70 °;The other side of second protrusion 112 is provided with the second groove 114, and second is recessed
Slot 114 is made of the second inclined side 112B and third bevel edge 113A, and the angle of the second groove 114 is b, the second inclined side 112B
Angle b between third bevel edge 113A is 113 °, and b > a.Wherein third bevel edge 113A is in the left side of the second positioning end 132
The inclined side opened up.
In addition, the protrusion length of noticeable first protrusion 111 is more than the protrusion length of the second protrusion 112, work as lens
When being arranged in parallel with illuminating module 210, the vertical range between the first widthwise edge 111C and illuminating module 210 is less than second laterally
Vertical range between side 112C and illuminating module 210.
It is worth noting that:As shown in Figure 1, the first inclined side 111B of the first protrusion 111 and length of lens direction 140 it
Between angle be c1;Angle between second inclined side 112B of the second protrusion 112 and length of lens direction 140 is c2;And c2>
c1。
Embodiment 2
The substance of the present embodiment with embodiment 3, the difference is that, the present embodiment further includes blackboard lights framework 220,
221 side of framework light outlets of the blackboard lights framework 220 is provided with module slot 223 and lens slot 224, illuminating module 210
It is installed in blackboard lights framework 220 by module slot 223, optical lens 100 is installed on blackboard lights framework by lens slot 224
On 220, the illuminating ray that illuminating module 210 is sent out is handled by optical lens 100, and is irradiated by framework light outlets 221
Onto display board 300, the display board 300 can be that blackboard either blank or display with playing function or is
Display screen with projecting function is either more than such as the intelligent display blackboard or arbitrary the two of the blackboard with display function
Combination.
The upside of the framework light outlets 221 of blackboard lights framework 220 is provided with light barrier 225, under framework light outlets 221
Side is provided with lower light barrier 226.The light that upper light barrier 225 and lower light barrier 226 can emit to avoid blackboard lights is irradiated to it
His position, and display effect is influenced, improve illuminating effect of the blackboard lights to display board;In addition, illuminating module 210 and optical lens
The length of lens direction 140 of mirror 100 is arranged in parallel, and lens entrance side 110 is provided with the first protrusion 111, and the first protrusion 111
First widthwise edge 111C is parallel to length of lens direction 140, and the first widthwise edge 111C is resisted against in illuminating module 210, improves
Treatment effect of the optical lens 100 to 210 light emitted line of illuminating module.
The substance of the present embodiment with embodiment 1, the difference is that:First positioning end 131 and the second positioning end 132
Geometric center lines be not arranged on the same straight line, the first positioning end 131 is identical with the thickness of the second positioning end 132;I.e. in lens
When being arranged in parallel with illuminating module 210, vertical range between the first positioning end light incident side 131A and illuminating module 210 is less than the
Vertical range between two positioning end light incident side 132A and illuminating module 210, the first positioning end light incident side 131A is than the second positioning
Hold light incident side 132A closer to the illuminating module 210 of lens entrance side 110.Similarly the second positioning end exiting side 132B is more fixed than first
Marginal positions of the position end exiting side 131B closer to lens exiting side 120;And thickness is D, wherein D is 2mm.Lens are long in lens
Spend the length in direction 140 for L, D 25.1mm, as shown in Figure 2.
Or/and lens are atomized rear lens using frosting, i.e. lens are handled by frosting atomization process, it is ensured that illumination is bright
The uniformity of degree, and then achieve the effect that protect eyes.
Embodiment 3
The substance of the present embodiment with embodiment 3 or 4, the difference is that, the blackboard lights framework 220 of the present embodiment
Top is provided with hanging component 230, and hanging component 230 includes telescopic rod assembly parts 231, telescopic rod 232 and lifting seat 233, is stretched
The flexible ranging from 40-100cm of contracting bar 232.It can be according to the specifically used height for needing to adjust blackboard lights, to be display
Plate 300 provides best illuminating effect, improves the uniformity of light, can improve the display effect of display board, and then reaches guarantor
The effect of eyeshield eyeball, as shown in Figure 3-4.
The top of telescopic rod 232 is provided with lifting seat 233, and the bottom of telescopic rod 232 is provided with assembly parts 231, assembly parts
231 with blackboard lights framework 220 for being connected.The top of blackboard lights framework 220 is provided with and 231 matched lifting of assembly parts
Slot 222, assembly parts 231 are rotatablely connected by pivot and telescopic rod 232 so that blackboard lights can be adjusted according to the needs the angle of light
Degree, to provide best throw light for display board 300, to improve display effect.
In addition, lower light barrier 226 is basically perpendicular to the length direction of illuminating module 210, lower light barrier 226 and illuminating module
Angle between 210 is e, and angle e is 80~110 °, and the present embodiment is 90 °.Folder between upper light barrier 225 and illuminating module 210
Angle is d, and angle d is obtuse angle, as shown in Figure 7.
Embodiment 4
A kind of intelligent eyeshield display system of the utility model, including blackboard lights and display board 300, the blackboard lights are
The eye-protection blackboard lamp of above-described embodiment, display board 300 either show that display board 300 can be blackboard or blank for writing
Either the display with playing function or for the display screen with projecting function or the blackboard with display function for example
Combination more than intelligent display blackboard or arbitrary the two.
The blackboard lights of the present embodiment are set to the top of display board 300 so that blackboard lights are not interfering with display board 300 just
Often display and writing effect, and blackboard lights be provided with it is at least one.The blackboard lights of the present embodiment are provided with 2, as shown in Figure 8.
The length direction of blackboard lights is parallel to the length direction of display board 300, and the framework light outlets 221 of blackboard lights are opened in
Close to the side of display board 300.Originally it is the product for meeting classroom intelligent lighting diligently, mating intelligent blackboard product uses, solely
Special optical light beam angle, display index is high, and intelligent eyeshield anti-dazzle allows user to reach best using effect.
Further it should be noted that if the display of playing function is either display screen or tool with projecting function
There is the blackboard of display function, then display board 300 can also be controlled simultaneously by mobile terminal 250, to realize while control.
Schematically the utility model and embodiments thereof are described above, description is not limiting, attached drawing
Shown in also be the utility model one of embodiment, actual structure is not limited to this.So if this field
Those of ordinary skill enlightened by it, without deviating from the purpose of the present invention, not inventively design
Frame mode similar with the technical solution and embodiment, all should belong to the protection range of the utility model.
Claims (10)
1. a kind of intelligent eyeshield blackboard lights, it is characterised in that:It is described including illuminating module (210) and Smart Power Module (240)
Smart Power Module (240) be electrically connected with illuminating module (210), illuminating module (210) is used for display board (300) projection light
Line, the Smart Power Module (240) are wirelessly connected by signal receiving device (241) and mobile terminal (250).
2. a kind of intelligent eyeshield blackboard lights according to claim 1, it is characterised in that:The signal receiving device
(241) it is wireless blue tooth receiver or wireless network receiver, mobile terminal (250) is by wirelessly manipulating Smart Power Module
(240)。
3. a kind of intelligent eyeshield blackboard lights according to claim 1, it is characterised in that:Further include optical lens (100), hair
Optical mode group (210) and the length of lens direction (140) of optical lens (100) are arranged in parallel, the light warp of illuminating module (210) transmitting
It crosses optical lens (100) and carries out throw light.
4. a kind of intelligent eyeshield blackboard lights according to claim 1, it is characterised in that:Further include blackboard lights framework (220),
The side offers framework light outlets (221), and the illuminating module (210) is set to the one of framework light outlets (221)
Side.
5. a kind of intelligent eyeshield blackboard lights according to claim 3, it is characterised in that:The optical lens (100)
The arc convex of lens exiting side (120) includes the first segmental arc (121) and the second segmental arc (123), and the first segmental arc
(121) it is connected by changeover portion (122) between the second segmental arc (123);
Or/and lens entrance side (110) are provided with first raised (111) and second raised (112), the one of the second protrusion (112)
Side is provided with the first groove (113), and the other side of second raised (112) is provided with the second groove (114).
6. a kind of intelligent eyeshield blackboard lights according to claim 3, it is characterised in that:The polarization angle of optical lens (100)
Degree is 12 °/13.5 °;Or/and the beam angle of optical lens (100) is 30 °;Or/and optical lens (100) uses frosting mist
Change lens.
7. a kind of intelligent eyeshield blackboard lights according to claim 3, it is characterised in that:The lens entrance side (110)
First raised (111) are provided with, and the first widthwise edge (111C) of first raised (111) is parallel to length of lens direction (140),
And first widthwise edge (111C) be resisted against in illuminating module (210).
8. a kind of intelligent eyeshield blackboard lights according to claim 4, it is characterised in that:The framework of blackboard lights framework (220)
Light outlets (221) side is provided with module slot (223) and lens slot (224), and illuminating module (210) is pacified by module slot (223)
Loaded in blackboard lights framework (220), optical lens (100) is installed on by lens slot (224) in blackboard lights framework (220).
9. a kind of intelligent eyeshield display system, it is characterised in that:Including blackboard lights and display board (300), the blackboard lights are
Claim 8-14 any one of them intelligent eyeshield blackboard lights, the display board (300) is for writing or showing.
10. according to a kind of intelligent eyeshield display system shown in claim 9, it is characterised in that:The blackboard lights are set to
The top of display board, and blackboard lights be provided with it is at least one;Or/and it is provided with wireless receiving module on display board (300), it is mobile
Terminal (250) by wireless receiving module and display board (300) be wirelessly connected.
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CN201820386831.0U CN207907057U (en) | 2018-03-21 | 2018-03-21 | A kind of intelligent eyeshield blackboard lights and its display system |
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