CN208530075U - A kind of intelligent LED blackboard - Google Patents

Abstract

The utility model discloses a kind of intelligent LED blackboards, the utility model includes blackboard body, controller and luminance sensor, the luminance sensor is connect with controller, the blackboard body includes several blackboard units mutually spliced, each blackboard unit includes blank, backboard and the LED luminescence component being arranged between blank and backboard, the blank use trnaslucent materials, the LED luminescence component include inductive pick-up, mounting plate, several LED lamp beads and with the one-to-one optical lens of LED lamp bead.The blackboard of the utility model is divided into multiple blackboard units, and for user in the enterprising andante book of some blackboard unit, the LED lamp bead of corresponding blackboard unit can be shinny, not only can guarantee preferable visual effect, but also can save electric energy.

Description

A kind of intelligent LED blackboard

Technical field

The utility model relates to LED fields, and in particular to a kind of intelligent LED blackboard.

Background technique

Traditional blackboard can will cause serious prestige to the health of academics and students because a large amount of dust can be generated The side of body.And present people also come to realise and the plate of white are selected to use marker as writing work as blackboard in this problem Tool solves the problems, such as to generate dust.But in the case where teaching indoor light partially dark, the more difficult word seen clearly on blackboard, and And due to sheet material, turn on light in classroom or when sunlight is irradiated on blackboard, be easier to cause reflective, influences to see See effect.

Utility model content

Technical problem to be solved by the utility model is: providing a kind of intelligent LED blackboard that display effect is good.

To solve the above-mentioned problems, the utility model includes blackboard body, controller and luminance sensor, the brightness Sensor is connect with controller, and the blackboard body includes several blackboard units mutually spliced, each blackboard list Member includes blank, backboard and the LED luminescence component being arranged between blank and backboard, and the blank uses translucent material Material, the LED luminescence component include inductive pick-up, mounting plate, several LED lamp beads and with the one-to-one light of LED lamp bead Lens are learned, certain spacing, the fixation of several LED lamp beads in a row in column are provided between the mounting plate and blank Setting on a mounting board, is provided with reflective layer, all inductive pick-ups and all LED on the front of the mounting plate Lamp bead is connect with controller, and the inductive pick-up is arranged on the medial surface of blank, and the optical lens is using saturating The upper surface of bright material, optical lens is the outwardly projecting spherical arc in middle part, and is provided with inwardly in the middle part of spherical arc The groove of recess, the lower surface of the optical lens be wave curved surface, and each wave unit of each wave curved surface is cut Face is V-shape, and the lamp bead mounting groove being recessed inwardly is provided in the middle part of wave curved surface, and the edge of optical lens is provided with downwards The installation base of extension, when optical lens connects on a mounting board, the optical lens is fixedly connected on by installation base On mounting plate, the LED lamp bead is located in the lamp bead mounting groove of optical lens.

As optimization, frame, the adjacent blackboard list are provided on the edge of blackboard body described in the utility model Be in contact connection between two pieces of blanks of member.

As optimization, the back side of mounting plate described in the utility model is provided with radiating subassembly, the radiating subassembly packet The heat sink on radiator fan and several back sides for being fixedly connected on mounting plate is included, is provided with one between the adjacent heat radiation plate Fixed gap, perpendicular to the plate face of mounting plate, the radiator fan is fixedly connected on frame the plate face of heat sink, and is radiated The length direction of plate is provided with heat release hole on frame along the air-out direction of radiator fan, and the radiator fan and controller connect It connects.

As optimization, the section along its length of heat sink described in the utility model is waveform.

As optimization, the section in the width direction of heat sink described in the utility model is Y-shaped.

The beneficial effects of the utility model are: the LED blackboard of the utility model is when in use, user is existed using marker When carrying out written contents on a certain blackboard unit, inductive signal is sent to controller by inductive pick-up, and it is black that controller controls this LED lamp bead on plate unit is shinny, and LED lamp bead is shinny to carry out light filling to blank, both can solve partially dark in classroom lead Cause the problem of not seeing can also solve the problems, such as to irradiate because of light blank it is reflective caused by viewing effect it is bad.This is practical new LED lamp bead in type is located in optical lens, and the light of the sending of LED lamp bead is through optical lens refraction uniform irradiation in blank On, setting in this way can both reduce the usage quantity of LED lamp bead, and the light being radiated on blank can also be allowed more uniform, soft With, avoid brightness from concentrating at LED lamp bead, avoid illumination more by force in long-term viewing caused by eyes discomfort.This is practical Novel blackboard is divided into multiple blackboard units, and user is in the enterprising andante book of some blackboard unit, the LED of corresponding blackboard unit Lamp bead can be shinny, not only can guarantee preferable visual effect, but also can save electric energy.

Detailed description of the invention

Fig. 1 is the schematic elevation view of the utility model；

Fig. 2 is the schematic cross-sectional view of blackboard unit；

Fig. 3 is the structural schematic diagram of optical lens.

Wherein: 1, frame, 2, blackboard unit, 3, blank, 4, optical lens, 5, LED lamp bead, 6, reflective layer, 7, installation Plate, 8, heat sink, 9, radiator fan, 4-1, groove, 4-2, lamp bead mounting groove, 4-3, installation base.

Specific embodiment

It is practical new below in conjunction with this to keep the objectives, technical solutions, and advantages of the embodiments of the present invention clearer Attached drawing in type embodiment, the technical scheme in the utility model embodiment is clearly and completely described, it is clear that is retouched The embodiment stated is the utility model a part of the embodiment, instead of all the embodiments.Usually here in attached drawing description and The component of the utility model embodiment shown can be arranged and be designed with a variety of different configurations.Therefore, below to attached The detailed description of the embodiments of the present invention provided in figure is not intended to limit the range of claimed invention, But it is merely representative of the selected embodiment of the utility model.Based on the embodiments of the present invention, ordinary skill people Member's every other embodiment obtained without creative efforts, belongs to the model of the utility model protection It encloses.

It should also be noted that similar label and letter indicate similar terms in following attached drawing, therefore, once a certain Xiang Yi It is defined in a attached drawing, does not then need that it is further defined and explained in subsequent attached drawing.

It is in the description of the present invention, it should be noted that term " center ", "upper", "lower", "left", "right", " perpendicular Directly ", the orientation or positional relationship of the instructions such as "horizontal", "inner", "outside" be based on the orientation or positional relationship shown in the drawings, or The utility model product using when the orientation or positional relationship usually put, be merely for convenience of description the utility model and letter Change description, rather than the device or element of indication or suggestion meaning must have a particular orientation, with specific orientation construct and Operation, therefore should not be understood as limiting the present invention.In addition, term " first ", " second ", " third " etc. are only used for area Divide description, is not understood to indicate or imply relative importance.

As depicted in figs. 1 and 2 includes blackboard body, controller and luminance sensor, the edge of the blackboard body On be provided with frame 1, the luminance sensor is connect with controller, the blackboard body include it is several mutually splice it is black Plate unit 2, each blackboard unit 2 include blank 3, backboard and the luminous group of LED being arranged between blank 3 and backboard Part, be in contact between two pieces of blanks 3 of the adjacent blackboard unit 2 connection, and the blank 3 uses trnaslucent materials, institute The LED luminescence component stated include inductive pick-up, mounting plate 7, several LED lamp beads 5 and with the one-to-one optics of LED lamp bead 5 Lens 4, are provided with certain spacing between the mounting plate 7 and blank 3, several LED lamp beads 5 consolidating in column in a row It is fixed to be arranged on mounting plate 7, be provided with reflective layer 6 on the front of the mounting plate 7, all inductive pick-ups and All LED lamp beads 5 are connect with controller, and the inductive pick-up is arranged on the medial surface of blank 3, and the induction passes Sensor can use pressure sensor or shock sensor, and when touching blank with marker, inductive pick-up can incude To the touching.As shown in figure 3, the optical lens 4 uses transparent material, the upper surface of optical lens 4 is middle part to evagination Spherical arc out, and the groove 4-1 being recessed inwardly, the following table of the optical lens 4 are provided in the middle part of spherical arc Face is wave curved surface, and the section of each wave unit of each wave curved surface is V-shape, is provided in the middle part of wave curved surface The lamp bead mounting groove 4-2 being recessed inwardly, the edge of optical lens 4 are provided with the installation base 4-3 extended downwardly, work as optical lens 4 are connected on mounting plate 7, and the optical lens 4 is fixedly connected on mounting plate 7 by installation base 4-3, the LED Lamp bead 5 is located in the lamp bead mounting groove 4-2 of optical lens 4.

The back side of mounting plate 7 described in the present embodiment is provided with radiating subassembly, and the radiating subassembly includes radiator fan 9 With the heat sink 8 on several back sides for being fixedly connected on mounting plate 7, be provided between the adjacent heat radiation plate 8 it is certain between Gap, the plate face of heat sink 8 is perpendicular to the plate face of mounting plate 7, and the radiator fan 9 is fixedly connected on frame 1, and heat sink 8 length direction is provided with heat release hole on frame 1 along the air-out direction of radiator fan 9, the cutting along its length of heat sink 8 Face is waveform, and the section in the width direction of heat sink 8 is Y-shaped.

Working principle: when in use, user is using marker on a certain blackboard unit 2 for the LED blackboard of the present embodiment When carrying out written contents, inductive signal is sent to controller by inductive pick-up, and controller controls the LED on the blackboard unit 2 Lamp bead 5 is shinny, LED lamp bead 5 is shinny to carry out light filling to blank 3, and both can solve partially dark in classroom causes not seeing Problem can also solve the problems, such as to irradiate because of light blank 3 it is reflective caused by viewing effect it is bad, LED lamp bead 5 can not have It senses to be controlled within the regular hour by controller when touching and close.LED lamp bead 5 in the present embodiment is located at optics In lens 4, the light of the sending of LED lamp bead 5 reflects uniform irradiation on blank 3 through optical lens 4, and setting can both subtract in this way The usage quantity of few LED lamp bead 5, can also allow the light being radiated on blank 3 more uniform, soft, brightness is avoided to concentrate on At LED lamp bead 5, avoid illumination more by force in long-term viewing caused by eyes discomfort.

Above-mentioned specific embodiment is only the specific case of the utility model, and the scope of patent protection of the utility model includes But it is not limited to the product form and style of above-mentioned specific embodiment, it is any to meet the utility model claims book and any institute Belong to the appropriate changes or modifications that the those of ordinary skill of technical field does it, should all fall into the patent protection of the utility model Range.

Claims (5)

1. a kind of intelligent LED blackboard, including blackboard body, controller and luminance sensor, the luminance sensor and control Device connection, it is characterised in that: the blackboard body includes several blackboard units mutually spliced, each blackboard unit It include blank, backboard and the LED luminescence component being arranged between blank and backboard, the blank uses trnaslucent materials, The LED luminescence component include inductive pick-up, mounting plate, several LED lamp beads and with the one-to-one optical lens of LED lamp bead Mirror is provided with certain spacing, the fixed setting of several LED lamp beads in a row in column between the mounting plate and blank On a mounting board, reflective layer, all inductive pick-ups and all LED lamp beads are provided on the front of the mounting plate It is connect with controller, the inductive pick-up is arranged on the medial surface of blank, and the optical lens uses transparent material The upper surface of material, optical lens is the outwardly projecting spherical arc in middle part, and is provided in the middle part of spherical arc and is recessed inwardly Groove, the lower surface of the optical lens is wave curved surface, and the section of each wave unit of each wave curved surface is equal For V-shape, it is provided with the lamp bead mounting groove being recessed inwardly in the middle part of wave curved surface, the edge of optical lens, which is provided with, to be extended downwardly Installation base, when optical lens connection on a mounting board, the optical lens is fixedly connected on installation by installation base On plate, the LED lamp bead is located in the lamp bead mounting groove of optical lens.

2. intelligent LED blackboard according to claim 1, it is characterised in that: be provided on the edge of the blackboard body Frame, be in contact between two pieces of blanks of the adjacent blackboard unit connection.

3. intelligent LED blackboard according to claim 2, it is characterised in that: the back side of the mounting plate is provided with heat dissipation Component, the radiating subassembly include radiator fan and several heat sinks being fixedly connected on the back side of mounting plate, described Certain gap, plate face of the plate face of heat sink perpendicular to mounting plate, the radiator fan are provided between adjacent heat radiation plate It is fixedly connected on frame, and the length direction of heat sink is provided with heat release hole, institute along the air-out direction of radiator fan, frame The radiator fan stated is connect with controller.

4. intelligent LED blackboard according to claim 3, it is characterised in that: section along its length of the heat sink Face is waveform.

5. intelligent LED blackboard according to claim 3, it is characterised in that: section in the width direction of the heat sink Face is Y-shaped.