KR102079044B1 - Smart Electronic Teaching Desk with Remote Lecture and Integrated Control of Peripheral Devices - Google Patents

Abstract

The present invention relates to a smart electronic lecture desk capable of performing remote lecture online and offline and integrated control of a peripheral device, which can reduce construction costs and can be easily maintained. The smart electronic lecture desk of the present invention comprises: a body unit (10) including a support (11), a body (12), and a table (15); a lecture unit (20) including a lecture PC (21), a wireless amplifier (22), and a speaker (23); a peripheral unit (30) including a projector (31), an electric screen (32), a door switch (33), and an air conditioner (34); and a control unit (40) including a communication module (42), a manipulation module (43), and a server module (44).

Description

Smart Electronic Teaching Desk with Remote Lecture and Integrated Control of Peripheral Devices

The present invention relates to a smart electronic teaching desk, more specifically, a single control unit integrated control of the various peripheral devices required for lectures, reducing the construction cost and easy maintenance, and remotely processing the information of the peripheral devices based on the IoT By not only checking the peripherals, the administrator can use the mobile PC such as a smartphone or tablet, but also perform quick actions and management without having to check the peripherals. The present invention relates to a smart electronic teaching desk that can be remotely lectured on / offline and integrated control of peripheral devices that can be easily and conveniently controlled by anyone without having to rely heavily on the skill of the administrator by implementing the control.

Generally speaking, a table is a table where a teacher or lecturer places a book when teaching or teaching a large number of students in a school, academy, or business.

Most of these tables are made of wood, but sometimes they are made of plastic or metal.

Recently, due to the development of a variety of educational equipment, electronic teaching desks are installed in which various educational peripheral equipment such as computers and projections are integrated.

The electronic teaching desk is composed of a storage device that stores lecture information, a monitor, a keyboard, a mouse, a microphone, a speaker, and the like.

That is, the electronic teaching desk outputs the corresponding lecture information on the monitor in response to the keyboard and mouse operation, and amplifies and outputs the sound input through the microphone through the speaker.

The classroom is equipped with an electronic teaching desk and other peripherals such as beam projects, electric screens and elevations.

However, since the electronic teaching desk and peripheral devices are connected by wires, the surrounding area becomes dirty or difficult to build.

In addition, when the instructor moves away from the e-teacher and moves to another classroom or another area, there is a problem that the e-teacher cannot be controlled.

Therefore, there is an uncomfortable problem that a separate administrator must periodically check the power of the lectures and peripherals.

Korean Patent Publication No. 10-1296881 Korea Patent Publication No. 10-2026879

The present invention has been proposed to solve the above problems, by integrating a single control unit to control a variety of peripheral devices required for lectures, the integration of remote lectures and peripherals in the on / off-line to reduce the construction cost and easy maintenance The aim is to provide a smart electronic teaching desk that can be controlled.

In addition, the present invention by remotely processing the information of the peripheral device based on the Internet of Things, even if the administrator does not directly check the peripheral device, as well as the remote PC, using a mobile terminal such as a smart phone or a tablet can perform rapid actions and management The aim is to provide smart e-teachers with remote lectures and offline control.

In addition, the present invention is implemented to input and control the operation of the unit just by pressing a button appearing on the image to remotely lecture and peripheral devices in the online / offline that anyone can easily and simply control without depending on the skill of the administrator Its purpose is to provide a smart electronic teaching desk with integrated control.

In addition, the present invention can be adjusted to the desired angle only by pulling the writing monitor with one hand by the angle adjustment member, of course, can be automatically returned to the original state in the on / offline to greatly improve the ease of use The aim is to provide a smart electronic teaching desk that enables remote lectures and integrated control of peripheral devices.

In addition, the present invention by detecting the dust accumulation state of the perforated plate to selectively block the flow of air to generate the vortex, by automatically dusting the dust discharged to the outside to prevent malfunction of the device and electrical short, etc. The purpose is to provide a smart electronic teaching desk that can provide remote lectures and integrated control of peripheral devices.

The present invention is a main body unit consisting of a table having a pedestal that is moved or fixed from the bottom, a body having a plurality of storage space divided into a set area on the top of the pedestal, and a writing monitor and a microphone on the top of the body; A lecture unit comprising a lecture PC each housed in the body to output a lecture image to a writing monitor, a wireless amplifier for amplifying the sound of the microphone and the lecture PC, and a speaker for outputting a signal of the wireless amplifier as sound; A projector disposed in the lecture space for outputting an image of the lecture PC as a beam, an electric screen disposed at a position opposite to the projector, and folding a roll according to a signal, and a door for controlling entrance and exit of the lecture space and indoor air Peripheral unit consisting of a switch and an air conditioner; A connection module which is stored in the body and converts control signals to each unit to transmit and receive wired / wirelessly; And a control unit comprising an operation module for outputting and receiving a setting, a server module for outputting an image indicating an operation state of each unit and a control signal as a one-touch operation image.

At this time, the connection module according to the present invention is characterized by consisting of standard interface offline gender such as HDMI, Display Port, USB, and standard near field communication modem such as Wi-Fi, Bluetooth, Zigbee.

In addition, the server module according to the present invention is characterized by assigning a unique IP to each individual device of each unit, collects the operation history of the device to the assigned IP and stores the collected operation history in time series.

In addition, the video output by the server module according to the present invention, the login image to display the input of the ID and password approved when connected to a remote PC or mobile; Control image which displays the name or command of each unit in order by item at the time of login; Each control image is divided into a power supply status of each unit and a pair of ON / OFF icons that can be selected by clicking or touching, and an operation image that is displayed in shades with the naked eye according to the power supply status and selection; It is done.

In addition, the table according to the present invention, the storage groove is built-in the writing monitor and recessed in communication with the body; A control groove recessed to communicate with the body by embedding an operation module in front of the accommodation groove; A mouse groove recessed to communicate with the body and to receive the mouse in one side of the control groove in communication with the body; It characterized in that it comprises a; gas spring for erecting the writing monitor lying lying in the receiving groove at a set angle.

In addition, the main body unit according to the present invention is moved to the left and right along the rail to the top of the table to induce the opening and closing of the writing monitor, as shown in the up and down or front and rear when pressed, the auxiliary table is provided with an intermittent button to selectively bind; It characterized in that it further comprises.

In addition, the main body unit according to the present invention is embedded to be exposed to the upper end of the auxiliary table, the writer tablet interoperable with the writing monitor; characterized in that it further comprises a.

In addition, the smart electronic teaching according to the present invention is connected between the writing monitor and the table, respectively, interposed between the ruler member for fixing at the rotation angle of the writing monitor, and to automatically release the fixing according to the external force applied to the writing monitor Characterized in that it further comprises an angle adjusting member having a release means.

In addition, the ruler means according to the present invention is coupled to each other rotatably hinged to the writing monitor and the table, and coupled to the end opposite to each other by a connecting pin to flow to overlap each other from the starting point of the connecting pin according to the rotation of the writing monitor Fluidized bed and fixed rod; The support is coupled to the flow table by a hinge to secure the writing monitor at a set angle by engaging the holder according to the rotation of the writing monitor, wherein the release means is engaged with the support to the holder in the longitudinal direction in accordance with the rotation of the writing monitor It is interposed so as to be movable, and the control block for intermittently engaging the support with the support pin in conjunction with the support pin; characterized in that consisting of.

In addition, the holder according to the present invention is formed in a U-shaped cross section for receiving the control block, is arranged in the longitudinal direction in the center of the V-shaped cross section engaging with the support; is formed, the support is formed at the end It is characterized in that the angled engaging blade in the b-shape to engage with the locking groove, the circular projection protruding in engagement with the control block on both ends.

In addition, the control block according to the present invention, the guide piece in close contact with the fixing guide to guide the flow in the longitudinal direction; A locking groove which is engaged with the projection between the guide pieces to induce engagement of the locking groove with the locking blade; Haengjeong groove for suppressing the engagement of the locking groove and the locking blade on the top of the ruled groove; Induced flow along the support to selectively engage the projection, and the section of the rotation start of the panseo monitor and the arc-shaped conversion projection for selectively positioning the projection in the locking groove and the locking groove in the maximum rotation section; integrally formed It is done.

In addition, the smart electronic teaching table according to the present invention, by selectively engaging with the main body unit to induce the position movement, the electric cart for inducing the seating of the instructor; characterized in that it further comprises a.

In addition, the electric trolley according to the present invention, the frame extending to the front to be inserted or coupled to the bottom of the pedestal, at least the size of the instructor can ride; A plurality of wheels rotatably mounted at the bottom of the frame and driven in a set direction according to the instructor's operation; A chair mounted at the rear upper end of the frame and inducing seating of the instructor and varying in height by moving up and down according to an operation; It is built in the front of the frame, the lift lifting the main body unit in accordance with the operation of the instructor; characterized in that it comprises a.

In addition, the smart electronic teaching table according to the present invention comprises a plurality of perforated plate to close the storage space of the body to induce a flow of air; A plurality of heat dissipation fans attached to an inner surface of the perforated plate to blow air to cool the received steel unit; An opening / closing door attached to an outer surface of the perforated plate to slide in response to a signal to selectively block the flow of air; A torque sensor connected to any one of the plurality of heat dissipation fans to measure a blow load to detect a dust accumulation state of the perforated plate. When the blow load rises above a predetermined reference value, the perforated plate is closed and stored. The space flow is characterized by vortexing the air to shake off the dust attached to the perforated plate and the steel unit to automatically discharge to the outside.

The present invention has the effect of reducing the construction cost and easy maintenance by a single control unit integrated control of the various peripheral devices required for the lecture.

In addition, the present invention by remotely processing the information of the peripheral device based on the Internet of Things, even if the administrator does not directly check the peripheral device, as well as the remote PC, using the mobile terminal such as smart phones or tablets can quickly perform the action and management effect There is.

In addition, the present invention is implemented to input and control the operation of the unit just by pressing a button appearing in the image has the effect that anyone can easily and simply control without depending on the skill of the administrator.

In addition, the present invention can be adjusted to the desired angle only by pulling the writing monitor with one hand by the angle adjusting member, of course, it can automatically return to the original state, there is an effect that can greatly improve the ease of use.

In addition, the present invention by detecting the dust accumulation state of the perforated plate to selectively block the flow of air to generate vortices, by automatically dusting the dust discharged to the outside to prevent malfunction of the device and battery short, etc. It has an effect.

In addition to the effects described above, the specific effects of the present invention will be described together with the following description of specifics for carrying out the invention.

1 is a block diagram showing the overall smart electronic teaching table in accordance with the present invention.
Figure 2 is a block diagram showing the overall system of the smart electronic teaching according to the present invention.
3 to 5 is a reference picture showing a remote operation image of the control unit according to the present invention.
6 and 7 are enlarged views showing the main body unit according to the present invention.
8 is an enlarged detailed view of a main body unit according to a modification of the present invention.
9 is a perspective view showing an angle adjusting member of the main body unit according to the present invention.
10 is an exploded view illustrating the angle adjusting member of FIG. 9 separately.
FIG. 11 is an enlarged view illustrating the angle adjusting member of FIG. 10.
12 and 13 is an operation diagram showing a process of adjusting the angle of the writing monitor by the angle adjusting member according to the present invention.
14 is a side view showing a smart electronic table according to a variant of the present invention.
FIG. 15 is an enlarged view illustrating an enlarged moving cart of the electronic teaching table shown in FIG. 14.
16 is a block diagram showing a smart electronic table according to a variant of the present invention.
17 is an operation reference diagram illustrating a process in which the smart electronic desk of FIG. 16 vortexes air to remove and discharge dust.

Hereinafter, various embodiments of the present disclosure will be described with reference to the accompanying drawings. However, this is not intended to limit the techniques described in this document to specific embodiments, but should be understood to cover various modifications, equivalents, and / or alternatives to the embodiments of this document. In connection with the description of the drawings, similar reference numerals may be used for similar components.

In addition, the expressions "first," "second," and the like used in this document may modify various components in any order and / or importance, and may distinguish one component from another. Used only and do not limit the components. For example, the 'first part' and the 'second part' may indicate different parts regardless of the order or importance. For example, without departing from the scope of rights described in this document, a first component may be named a second component, and similarly, a second component may be renamed to a first component.

Also, the terminology used herein is for the purpose of describing particular embodiments only and may not be intended to limit the scope of other embodiments. Singular expressions may include plural expressions unless the context clearly indicates otherwise. The terms used herein, including technical or scientific terms, may have the same meaning as commonly understood by one of ordinary skill in the art. Among the terms used in this document, terms defined in the general dictionary may be interpreted to have the same or similar meaning as the meaning in the context of the related art, and ideally or excessively formal meanings are not clearly defined in this document. Not interpreted as In some cases, even if terms are defined in the specification, they may not be interpreted to exclude embodiments of the present disclosure.

The present invention relates to an electronic teaching, and as shown in Figure 1 of the remote lecture and peripheral devices in the on / off-line main body unit 10 and lecture unit 20 and the peripheral unit 30 and the control unit 40 as the main configuration Smart electronic teaching desk with integrated control.

The main unit 10 is a frame constituting the electronic teaching, as shown in Figure 1 is composed of a base 11, the body 12 and the table 15.

Pedestal 11 is a frame for moving or fixing the body (12) and the table (15) on the floor, the lower end is equipped with a caster to move the legs or cloud movement.

The body 12 is a cabinet installed at the upper end of the pedestal 11, the front is equipped with a door for opening and closing the inside, there is a storage space divided into a plurality of shelves inside.

The table 15 is a plate provided on the upper end of the body 12, and the writing monitor 13 and the microphone 14 are mounted.

Here, the main body unit 10 is configured between the body 12 and the table 15, the keyboard drawer stand that can be moved in and out along the rail.

The lecture unit 20 is accommodated in the body 12 and outputs lecture contents, and comprises a lecture PC 21, a wireless amplifier 22, and a speaker 23 as shown in FIG. 1.

The lecture PC 21 is connected to the writing monitor 13 by a cable and outputs the lecture contents in video and sound according to the instructor's operation.

The wireless amplifier 22 is connected to the microphone 14 and the lecture PC 21 by a cable to amplify the output signal.

The speaker 23 is connected to the wireless amplifier 22 by a cable and outputs an amplified signal as a sound.

The lecture unit 20 may be configured with various devices in addition to the devices mentioned according to the lecture content.

The peripheral unit 30 is a peripheral device disposed in the lecture hall to promote the reproduction of contents and to build a lecture environment. The peripheral unit 30 includes a projector 31, an electric screen 32, a door opener 33, and an air conditioner 34. .

The projector 31 outputs the image of the lecture PC 21 as a beam. The projector 31 is connected to the control unit 40 to be described later via wired / wireless power and is automatically controlled according to the instructor's operation.

The electric screen 32 is a screen which is disposed at a position opposite to the projector 31 to induce an image to be illuminated, and is connected to the control unit 40 by wire / wireless so that the roll screen is automatically folded according to the instructor's operation. .

The door opening and closing unit 33 is a door lock that controls the entrance door of the lecture room, and is connected to the control unit 40 by wire / wireless operation according to the instructor's operation.

The air conditioner 34 is an air conditioner, a heater, an air purifier for controlling the indoor air temperature of the lecture room, and is connected to the control unit 40 by wire / wireless operation under the instructor's operation.

The control unit 40 is an integrated controller that is housed in the body 12 and builds the body unit 10, the lecture unit 20, and the peripheral unit 30 to interwork with each other. The connection module 41 as shown in FIGS. 1 and 2. ), A communication module 42, an operation module 43, and a server module 44.

The connection module 41 converts a control signal to each unit 10, 20, 30, and transmits and receives wired / wirelessly, and includes an offline gender and a near field communication modem.

Offline gender employs standard interfaces such as HDMI, Display Port, and USB, while local area modems support Wi-Fi, Bluetooth, and Zigbee.

Therefore, it is possible to significantly reduce the construction cost by integrally controlling the peripheral devices with only a single control unit 40.

The communication module 42 is connected to a wireless communication network to send and receive control signals of each unit 10, 20, 30 to a remote PC or mobile.

The operation module 43 is a display that outputs a control signal as an image and receives a setting, and may control a setting or the unit 10, 20, 30 by a button or a touch operation.

The server module 44 outputs an image indicating an operating state of the units 10, 20, 30 and a control signal as a one-touch operation image.

At this time, the server module 44 may be integrated in the control unit 40, it may be built in the central unit connected to the plurality of control unit 40.

The server module 44 allocates a unique IP to each individual device of each unit 10, 20, 30 as shown in FIG. 3.

In addition, the operation history of the device is collected by the assigned IP, and the collected operation history is stored in time series.

Therefore, the manager can remotely check the lecture PC (21) to the air conditioner (34) at the control station, it is possible to prompt action and convenient management.

Here, the server module 44 may be remotely accessed by the manager and the instructor through a remote PC or mobile in addition to the control station or mobile or other places.

First, when the server module 44 connects to a remote PC or mobile, it outputs a login image 45 displaying input of an approved ID and password as shown in FIG. 4.

When the login is completed, the control image 46 and the operation image 47 are output together as shown in FIG. 5.

The control image 46 displays the names and commands of the units 10 and 20 and 30 in the order of the items, and the operation image 47 displays each unit 10 and 20 for each item of the control image 46. Display the power supply status of (30).

That is, the control image 46 is divided into a pair of ON / OFF icons that can be selected by clicking or touching, and are displayed in shades by the naked eye according to the power state and the selection.

Therefore, the manager or the instructor can quickly and simply control the units 10, 20, 30 by simply pressing a button appearing in the video.

At this time, the table 15 of the main body unit 10 of the present invention is composed of a receiving groove 15a, a control groove 15b, a mouse groove 15c, and a gas spring 15d as shown in FIGS.

The accommodating groove 15a is a groove for accommodating the writing monitor 13 so as to be rotatable (tilting). The accommodating groove 15a is formed to communicate with the body 12 so as to be connected to the lecture PC 21.

The control groove 15b is a groove in which the operation module 43 is exposed so as to be connected to the body 12 to be connected to the control unit 40.

Mouse groove (15c) is a groove that is housed in a mouse operation on one side of the control groove (15b), likewise is formed in communication with the body 12 to be connected to the lecture PC (21).

The gas spring 15d serves to raise the writing monitor 13 lying down interposed in the receiving groove 15a at a predetermined angle.

In addition, the main body unit 10 of the present invention may further comprise an auxiliary table 16 for opening and closing the writing monitor 13 by moving left and right along the rail at the upper end of the table 15.

The auxiliary table 16 is provided with an intermittent button 16a which is recessed up and down or forwards and backwards and selectively engages with the table 15 as it is pressed.

Of course, the main body unit 10 may further include a writing tablet 17 embedded in the upper end of the auxiliary table 16 and interoperable with the writing monitor 13 as required by the instructor as shown in FIG. 8.

On the other hand, the present invention can adjust the rotation angle of the writing monitor 13 only by the gas spring (15d), but it is impossible to completely fix the writing monitor 13 when shaking the touch pen for the lecture can be shaken or the angle can be changed. have.

That is, the smart electronic teaching table of the present invention is interposed between the writing monitor 13 and the table 15 as shown in Figs. 9 and 10, respectively, to adjust the rotation of the writing monitor 13 in accordance with the eye level of the instructor ( 50) can be further configured.

The angle adjusting member 50 is composed of a locking member for fixing at the rotation angle of the writing monitor 13, and the release means for automatically releasing the fixing according to the external force applied to the writing monitor (13).

Determination means is composed of a flow table 51 and the fixed table 52 and the support 53, the unlocking means is composed of a control block (55).

The flow table 51 and the fixing table 52 are rotatably coupled to the writing monitor 13 and the table 15 by a hinge H, respectively.

Here, the ends facing each other are coupled to each other by a connecting pin (P) and flows so as to overlap each other with the connecting pin (P) as a starting point as the writing monitor (13) rotates.

Support 53 is coupled to the hinge (H) to the flow table 51 is engaged with the holder 52 in accordance with the rotation of the writing monitor 13 to fix the writing monitor 13 at a set angle.

At this time, the holder 52 is formed in a U-shaped cross section for receiving the control block (55). And in the center is arranged in the longitudinal direction in the engaging groove 52a of the V-shaped cross section is engaged with the support 53 is formed.

In addition, the support 53 is formed at the end of the engaging edge (53a) angled to the engaging groove (52a) b-shaped, and both ends are formed with a circular projection (53b) protruding to engage with the control block (55).

The adjusting block 55 is interposed with the support 53 on the fixing table 52 so as to be movable in the longitudinal direction in accordance with the rotation of the writing monitor 13.

And interlock the support 53 with the connection pin (P) to selectively engage the fixing 52.

The control block 55, as shown in Figure 11, the guide piece 55a, the locking groove (55b), the unlocking groove (55c), arc-shaped conversion projection (55d) is integrally formed.

The guide piece 55a is in close contact with the holder 52 to guide the flow in the longitudinal direction.

The locking groove 55b is engaged with the projection 53b between the guide pieces 55a to induce engagement of the locking groove 52a and the locking blade 53a.

The unlocking groove 55c suppresses the engagement between the locking groove 52a and the locking blade 53a at the upper end of the locking groove 55b.

The diverting protrusion 55d is selectively engaged with the protrusion 53b to induce flow along the support 53.

In addition, the projection 53b is selectively positioned in the ruled groove 55b and the unlocked groove 55c in the section where the rotation of the writing monitor 13 starts and the maximum rotation section.

That is, when the instructor tilts the lying flat writing monitor 13 at a desired angle, the flow table 51 and the fixing table 52 superimposed on each other as shown in FIG. 12 rotate with the connecting pin P as a starting point. Spaced apart.

In this process, the support 53 is raised along the flow table 51, and the engaging groove 52a and the engaging blade 53a are released.

And engaged with the projection (53b) and the conversion projection (55d) is to move along the fixing table (42) with the control block (45).

Subsequently, when the instructor completes the manipulation of the writing monitor 13 at a desired angle, the support 53 is lowered due to the weight of the writing monitor 13.

As the protrusion 53b moves to the locking groove 55b as the support 53 descends, the locking groove 52a and the locking blade 53a are engaged with each other and fixed.

Here, if the instructor wants to store the writing monitor 13 in the accommodating groove 15a as it is, the writing monitor 13 is rotated forward to the maximum section.

That is, when the writing monitor 13 reaches the maximum rotation section, as shown in FIG. 13, the support 53 collides with the connecting pin P and flows in a direction deviating from the fixing table 52.

Here, the projection 53b is positioned along the same line as the unlocking groove 55c while completely deviating from the locking groove 55b along the switching projection 55d.

When the instructor releases the writing monitor 13 in this state, the support 53 is lowered due to the weight of the writing monitor 13 itself.

And the protrusion 53b is moved to the unlocking groove 55c, and the engagement between the locking groove 52a and the locking blade 53a is released.

Therefore, the writing monitor 13 is accommodated in the receiving groove 15a while being horizontally returned to its own weight.

In addition, the smart electronic teaching table of the present invention may further configure the electric cart 60 to selectively engage with the main body unit 10, as shown in Figs. 14 and 15, and induces the seating of the instructor.

The electric trolley 60 is composed of a frame 61, a plurality of wheels 62, a chair 63, a lift (64).

The frame 61 is at least sized to allow the instructor to ride and protrudes forward to be inserted into or coupled to the bottom of the pedestal 11.

The wheel 62 is rotatably mounted on the bottom of the frame 61 and is driven in the setting direction according to the instructor's operation.

The chair 63 is mounted on the rear upper end of the frame 61, induces the seating of the instructor, and flows up and down according to the operation to change the height.

The lift 64 is built in front of the frame 61 and lifts and mounts the main body unit 10 according to the instructor's operation.

Therefore, the instructor can move freely in the lecture room while riding on the electric cart 60, and can be moved and arranged in a state where the main unit 10 is mounted as necessary.

In addition, the smart electronic teaching table of the present invention is configured with heat dissipation means for circulating air to cool the lecture unit 20 accommodated in the body (12).

If the electronic teaching table is used for a long time, the air circulation is not smoothed by the dust, and the devices are malfunctioned by the high temperature, and the electrical short may occur due to the adhesion of dust.

In the present invention as shown in Figure 16, the member for closing the receiving space of the body 12 is composed of a plurality of perforated plate 71 to induce the flow of air.

The inner surface of the perforated plate 71 is attached to a plurality of heat dissipation fans 72 for blowing air to cool the received lecture unit 20.

And the outer surface of the perforated plate 71 is slide-moved in accordance with the signal is attached to the opening and closing door 73 to selectively block the flow of air.

Here, the heat radiation fan 72 for discharging the internal air to the outside of the plurality of heat dissipation fan 72 is equipped with a torque sensor 74 for measuring the dust load of the perforated plate 71 by measuring the blowing load.

That is, when the blowing load rises above a predetermined reference value, it is determined that foreign matter such as dust blocks the heat sink 72, and all of the opening and closing doors 73 are closed.

For example, a heat dissipation fan 72 for discharging internal air is attached to an upper side of the inner surface of the perforated plate 71 arranged in four planes as shown in FIG. 17A, and a heat dissipation fan 72 for suctioning external air is attached to the left and right sides and the lower side thereof. do.

Therefore, the air sucked from the left and right and the lower side usually has a flow discharged through the upper heat dissipation fan 72 and the perforated plate 71 through the receiving space.

Here, the opening and closing doors 73 are attached to the upper side and the left and right sides, and the torque sensor 74 is mounted to the upper heat radiating fan 72.

That is, when the blowing load rises above the reference value, the opening / closing door 73 descends as shown in FIG. 17B to close the left and right perforated plates 71.

Accordingly, air is sucked into the lower perforated plate 71, and the left and right and upper perforated plates 71 are blocked by the opening / closing door 73 to cause an obstacle in air flow.

In other words, the air sucked into the inside is vortexed by the left and right heat radiating fans so that the dust adhering to the perforated plate 71 or the lecture unit 20 is shaken off by the collision.

After turning the dust for a predetermined time, as shown in FIG. 17A, the opening and closing door 73 is inherently opened to perform normal heat dissipation. In this process, the dust is automatically discharged to the outside.

Here, if the blowing load is still more than the predetermined reference value, the process of again blocking the perforated plate 71 with the opening and closing door 73 to shake off the dust with vortex.

While the above has been shown and described with respect to preferred embodiments of the invention, the invention is not limited to the specific embodiments described above, it is usually in the technical field to which the invention belongs without departing from the spirit of the invention claimed in the claims. Various modifications can be made by those skilled in the art, and these modifications should not be individually understood from the technical spirit or the prospect of the present invention.

10: main unit 11: stand
12: Torso 15: Table
15a: storage groove 15b: control groove
15c: Mouse groove 15d: Gas spring
20: Lecture Unit 21: Lecture PC
22: wireless amplifier 23: speaker
30: Peripheral Unit 31: Projector
32: electric screen 33: door opener
34: air conditioner 40: control unit
41: connection module 42: communication module
43: operation module 44: server module
45: login image 46: control image
47: operation image 50: angle adjustment member
51: floating table 52: fixed base
52a: locking groove 53: support
53a: hanging edge 53b: turning
55: control block 55a: guide piece
55b: Freed Groove 55c: Freed Groove
55d: turning protrusion 60: electric cart
61: frame 62: wheels
63: chair 64: lift
H: Hinge P: Connecting Pin
71: perforated plate 72: heat dissipation fan
73: opening and closing door 74: torque sensor

Claims (14)

Body 12 having a pedestal 11 to be moved or fixed from the bottom, a plurality of storage space divided into a set area on the top of the pedestal 11, and the writing monitor 13 on the top of the body 12 Main body unit 10 consisting of a table 15 having a microphone 14 and;
A lecture PC 21 that is stored in the body 12 and outputs a lecture image to a writing monitor 13, a wireless amplifier 22 that amplifies the sound of the microphone 14 and the lecture PC 21; A lecture unit 20 including a speaker 23 for outputting a signal of the wireless amplifier 22 as sound;
A projector 31 arranged in a lecture space to output an image of the lecture PC 21 as a beam, an electric screen 32 arranged at a position opposite to the projector 31 to fold a roll according to a signal, and Peripheral unit 30 consisting of a door opener 33 and an air conditioner 34 to control the entrance and exit of the lecture space;
The connection module 41, which is stored in the body 12 and converts a control signal to each unit 10, 20, 30, transmits / receives wired / wirelessly, and is connected to a wireless communication network, each unit 10, 20 Communication module 42 to send and receive the control signal of the (30) to the remote PC or mobile, the operation module 43 for outputting the control signal as an image and input the setting, and each unit (10) (20) (30) Control unit 40 consisting of a server module 44 for outputting a video indicating the operation state of the control panel and a control signal as a one-touch operation image;
Characterized in that comprises a,
The connection module 41 is composed of a standard interface offline gender, such as HDMI, Display Port, USB, and the standard short-range communication modem, such as Wi-Fi, Bluetooth, Zigbee,
The server module 44 allocates a unique IP to each individual device of each unit 10, 20, 30, collects operation history of the device with the assigned IP, and stores the collected operation history in time series. Characterized in that,
The image output from the server module 44,
Login image 45 to display the input of the authorized ID and password when connected to a remote PC or mobile;
A control image 46 for displaying the names or commands of the units 10, 20 and 30 in order of each item upon login;
Each item of the control image 46 is divided into power status of each unit 10, 20, 30 and a pair of ON / OFF icons which can be selected by clicking or touching, and visually divided according to power status and selection. An operating image 47 that is displayed in shadow;
Smart lectures that can be remotely controlled on and off-line and integrated control of peripheral devices, characterized in that represented by.
delete delete delete The method of claim 1,
The table 15,
An accommodating groove 15a having the writing monitor 13 embedded therein and being in communication with the body 12;
A control groove 15b embedded in the operation module 43 in front of the accommodation groove 15a and recessed in communication with the body 12;
A mouse groove (15c) recessed in communication with the body (12) and housed in a mouse operation on one side of the control groove (15b);
A gas spring 15d which erects the writing monitor 13 lying on the receiving groove 15a at a set angle;
Smart e-teacher capable of integrated control of remote lectures and peripherals on and offline, characterized in that it comprises a.
The method of claim 5,
The main body unit 10 moves left and right along the rail at the upper end of the table 15 to induce opening and closing of the writing monitor 13, and ascends up and down or back and forth depending on the pressing, selectively binding with the table 15. The secondary table 16 is provided with a button (16a); characterized in that it further comprises a smart electronic teaching desk capable of integrated control of the remote lecture and peripheral devices on and offline.
The method of claim 6,
The main body unit 10 is embedded to be exposed to the upper end of the auxiliary table 16, the writing tablet (17) interoperable with the writing monitor 13; Remote lecture in the on / offline, and further comprising Smart electronic teaching desk that enables integrated control of peripheral devices.
The method of claim 1,
The smart electronic table,
The interlocking member interposed between the writing monitor 13 and the table 15 to fix at a rotation angle of the writing monitor 13 and to automatically release the fixing according to the external force applied to the writing monitor 13. Smart electronic teaching possible to the integrated control of the remote lecture and the peripheral device on / offline, characterized in that it further comprises an angle adjusting member having a release means (50).
The method of claim 8,
The ruler member,
It is coupled to the writing monitor 13 and the table 15 by a hinge (H) rotatably, respectively, and is connected to the ends facing each other by a connecting pin (P) to connect the connecting pin (P) according to the rotation of the writing monitor (13). Flow table 51 and the fixing table 52 to flow superimposed on the starting point;
A support (53) coupled to the flow table (51) by a hinge (H) to engage the holder (52) in accordance with the rotation of the write monitor (13) to fix the write monitor (13) at a set angle;
Consisting of,
The release means,
The support 52 is engaged with the support 53 in the holder 52 so as to be movable in the longitudinal direction according to the rotation of the writing monitor 13, and the support 53 is engaged with the support 52 by interlocking with the connecting pin P. Control block 55 to selectively control the;
Smart lectures that enable remote control and integrated control of peripheral devices on / offline, characterized in that consisting of.
The method of claim 9,
The fixing stand 52 is formed in a U-shaped cross section for receiving the control block 55, the engaging groove 52a of the V-shaped cross section is arranged in the longitudinal direction in the center and engaged with the support 53; ,
The support 53 is a remote lecture, characterized in that the angular engaging blade (53a) in the form of b to be engaged with the engaging groove (52a) at the end, and a circular projection (53b) protruding to engage with the control block (55) at both ends. Smart Electronic Teaching System with integrated control of devices and peripherals.
The method of claim 10,
The control block 55,
A guide piece (55a) in close contact with the holder (52) to guide the flow in the longitudinal direction;
A locking groove 55b engaged with the projection 53b between the guide pieces 55a to induce engagement of the locking groove 52a and the locking blade 53a;
A release groove 55c which suppresses engagement between the locking groove 52a and the locking blade 53a at the upper end of the locking groove 55b;
The protrusion 53b is selectively engaged with the guide 53 to induce flow along the support 53, and the projection 53b is formed at the maximum rotation section and the locking groove 55b and the release groove at the maximum rotation section. An arc-shaped conversion projection 55d selectively positioned at 55c;
Smart lectures capable of integrated control of remote lectures and peripherals, characterized in that formed integrally.
The method of claim 1,
The smart electronic table,
Integral control of the remote lecture and peripheral devices in the on / off-line, characterized in that it further comprises; the electric bogie 60 to selectively engage the body unit 10 to induce the position movement, inducing the seating of the instructor Smart Electronic Teaching Desk.
The method of claim 12,
The electric cart 60,
A frame 61 extending forward to be inserted into or coupled to the bottom of the pedestal 11 and having a size at least that the instructor can ride;
A plurality of wheels 62 rotatably mounted to the bottom of the frame 61 and driven in a set direction according to the instructor's operation;
A chair (63) mounted on the rear upper end of the frame (61), inducing seating of the instructor, and moving up and down according to the manipulation to change the height;
A lift 64 built in the front of the frame 61 to lift and mount the main body unit 10 according to the instructor's operation;
Smart e-teacher capable of integrated control of the remote lecture and peripheral devices on and offline, characterized in that comprises a.
The method of claim 1,
The smart electronic table,
A plurality of perforated plates 71 closing the receiving space of the body 12 to induce air flow;
A plurality of heat dissipation fans 72 attached to the inner surface of the perforated plate 71 to blow air to cool the lecture unit 20 accommodated therein;
An opening / closing door (73) attached to the outer surface of the perforated plate (71) to be slidably moved according to a signal to selectively block the flow of air;
A torque sensor 74 connected to any one of the plurality of heat dissipation fans 72 to measure a blow load to detect a dust accumulation state of the perforated plate 71;
Consist of
When the blowing load rises above a predetermined reference value, any one of the perforated plates 71 is left closed to vortex the air flowing in the storage space, thereby dusting the dust attached to the perforated plates 71 and the lecture unit 20 and automatically discharged to the outside. Smart lectures that can be remotely controlled on and off-line and integrated control of peripheral devices, characterized in that.

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