CN216211613U - Intelligent multimedia teaching device - Google Patents

Abstract

The utility model relates to an intelligent multimedia teaching device which comprises a table unit, a connecting unit, a shielding unit, a heat dissipation unit, a dust collection unit, a filtering unit and a control unit, wherein the shielding unit is detachably connected with the connecting unit, the heat dissipation unit dissipates heat inside the table unit, and the dust collection unit adsorbs dust on the top of the table unit. The table unit has the advantages that the shielding unit is used for shielding the top of the table unit to form a sealed space, and the dust collection unit is used for collecting dust on the top of the table unit, so that the top of the table unit is always kept in a clean state; the control unit is subjected to heat dissipation and ventilation by the heat dissipation unit, so that the working efficiency is improved, and the service life is prolonged; utilize the filter unit to filter gas, prevent that foreign matter from getting into the inside of table unit.

Description

Intelligent multimedia teaching device

Technical Field

The utility model relates to the technical field of multimedia teaching, in particular to an intelligent multimedia teaching device.

Background

In modern teaching, need use multimedia device to impart knowledge to students to improve the richness of teaching, thereby improve student's concentration degree, improve teaching efficiency.

In an existing classroom, a teacher's desk is generally provided for placing multimedia devices such as computers. However, such lecterns have the following disadvantages:

1) the teacher desk is basically fully closed, so that the heat dissipation effect of a host of a computer is poor, the problems of overload, crash, restart and the like easily occur, and the teaching efficiency is influenced;

2) in the process of cleaning classrooms, dust is easily scattered on the teacher desk, so that the use of equipment is influenced;

3) dust scattered on the desk is generally scrubbed by a wet cloth, but water affects the multimedia device.

At present, no effective solution is provided for the problems of poor heat dissipation effect, easy accumulation of dust, difficult cleaning of dust and the like in the related art.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide an intelligent multimedia teaching device aiming at the defects in the prior art so as to solve the problems of poor heat dissipation effect, easy accumulation of dust, difficult cleaning of dust and the like in the related art.

In order to achieve the purpose, the utility model adopts the technical scheme that:

an intelligent multimedia teaching device comprising:

a table unit disposed on a horizontal plane;

a connection unit provided at a front portion of the table unit;

the shielding unit is arranged at the top of the rear part of the table unit, is detachably connected with the connecting unit and is used for shielding the top of the table unit;

the heat dissipation unit is arranged on one side of the table unit and used for dissipating heat inside the table unit;

the dust collection unit is arranged on one side of the table unit and used for adsorbing dust on the top of the table unit;

the filtering unit is arranged at the upstream and/or downstream of the heat dissipation unit and the upstream of the dust collection unit;

and the control unit is arranged on the table unit and is connected with the heat dissipation unit and the dust collection unit.

In some of these embodiments, the table unit comprises:

a table element disposed at the horizontal plane;

the first chamber element is arranged inside the table body element and used for placing part of elements of the heat dissipation unit, the filtering unit and the control unit;

a second chamber element disposed on top of the table element for placing a part of the elements of the control unit;

a third chamber element arranged inside the table element for housing a part of the elements of the control unit;

a fourth chamber element disposed inside the table body element for placing the dust suction unit;

a fifth chamber element disposed inside the table element for storing articles;

a sixth chamber element disposed on top of the table element for placing the shielding unit;

a first closing element, which is rotatably connected to the first chamber element, for closing or exposing the first chamber element;

a second closure element in sliding connection with the third chamber element for closing or uncovering the third chamber element;

a third closing element, which is rotatably connected to the fourth chamber element, for closing or exposing the fourth chamber element;

a fourth closing element in rotational connection with the fifth chamber element for closing or exposing the fifth chamber element.

In some of these embodiments, the connection unit comprises:

the first connecting elements are arranged at the front part of the table unit at intervals and are respectively detachably connected with the shielding unit;

the first elastic elements are arranged inside the table unit at intervals and are connected with the corresponding first connecting elements;

wherein the first elastic element has an initial state and a stretched state, and the first connecting element is not connected to the shielding unit with the first elastic element in the initial state; the first connecting member is connected with the shielding unit in a state where the first elastic member is in the stretched state.

In some of these embodiments, the shielding unit includes:

a rotating member disposed at a top of the table unit;

one end of the shielding element is connected with the rotating element and performs winding or unwinding action under the rotating action of the rotating element;

the second connecting elements are arranged on one side of the shielding element at intervals and are detachably connected with the connecting unit;

the second elastic elements are arranged at two ends of the rotating element and connected with the rotating element;

wherein the second elastic element has an initial state and a stretched state, and the shielding element is in a rolled state when the second elastic element is in the initial state; and under the condition that the second elastic element is in the stretching state, the shielding element is in an unwinding state.

In some of these embodiments, the heat dissipating unit includes:

the first gas conveying element is arranged on the side wall of the table unit and is connected with the control unit;

a grill element disposed in a side wall of the table unit upstream and/or downstream of the first gas delivery element.

In some of these embodiments, the dust suction unit comprises:

the second gas conveying element is arranged inside the table unit and is connected with the control unit;

a dust storage element disposed inside the table unit and upstream of the second gas conveying element;

wherein the filter units are disposed upstream and downstream of the dust storage element and both upstream of the second gas conveying element.

In some of these embodiments, the filtration unit comprises:

a first filter element disposed upstream and/or downstream of the heat dissipation unit;

a second filter element disposed upstream of the dust suction unit;

a third filter element disposed upstream of the dust suction unit and downstream of the second filter element.

In some of these embodiments, the control unit comprises:

the control element is arranged inside the table unit and is respectively connected with the heat dissipation unit and the dust collection unit;

the display element is arranged on the top of the table unit and is connected with the control element;

the first input element is arranged inside the table unit and is connected with the control element;

a second input element disposed on the top of the table unit and connected to the control element;

the output element is arranged at the rear part of the table unit and is connected with the control element;

and the power supply element is arranged in the table unit and is connected with the control element.

In some of these embodiments, the control unit further comprises:

and the key element is arranged on the table unit and is connected with the control element.

In some of these embodiments, further comprising:

and the object placing unit is arranged at the top of the table unit and used for placing objects.

In some of these embodiments, the placement unit comprises:

a plurality of put thing chamber component, a plurality of put thing chamber component interval sets up.

By adopting the technical scheme, compared with the prior art, the utility model has the following technical effects:

according to the intelligent multimedia teaching device, the top of the table unit is shielded by the shielding unit to form a sealed space, and the top of the table unit is subjected to dust collection operation by the dust collection unit, so that the top of the table unit is always kept in a clean state; the control unit is subjected to heat dissipation and ventilation by the heat dissipation unit, so that the working efficiency is improved, and the service life is prolonged; utilize the filter unit to filter gas, prevent that foreign matter from getting into the inside of table unit.

Drawings

FIGS. 1A-1B are schematic diagrams of an intelligent multimedia teaching apparatus according to an embodiment of the present invention;

FIG. 2 is a block diagram of the electrical connections of an intelligent multimedia teaching apparatus according to an embodiment of the present invention;

FIG. 3 is a schematic view of a table unit according to an embodiment of the utility model;

FIG. 4 is a schematic diagram of a connection unit according to an embodiment of the utility model;

FIG. 5 is a schematic view of a shielding unit according to an embodiment of the present invention;

FIG. 6 is a schematic view of a heat dissipating unit according to an embodiment of the present invention;

FIG. 7 is a schematic view of a dust extraction unit according to an embodiment of the utility model;

FIG. 8 is a schematic view of a filter unit according to an embodiment of the utility model;

FIG. 9 is a schematic diagram of a control unit according to an embodiment of the utility model;

fig. 10 is a schematic view of a storage unit according to an embodiment of the utility model.

Wherein the reference numerals are: 100. a table unit; 101. a table element; 102. a first chamber element; 103. a second chamber element; 104. a third chamber element; 105. a fourth chamber element; 106. a fifth chamber element; 107. a sixth chamber element; 108. a first closure element; 109. a second closure element; 110. a third closing element; 111. a fourth closure element;

200. a connection unit; 201. a first connecting element; 202. a first elastic element;

300. a shielding unit; 301. a rotating element; 302. a shielding element; 303. a second connecting element; 304. a second elastic element;

400. a heat dissipation unit; 401. a first gas delivery element; 402. a grid element;

500. a dust suction unit; 501. a second gas delivery element; 502. a dust storage element;

600. a filtration unit; 601. a first filter element; 602. a second filter element; 603. a third filter element;

700. a control unit; 701. a control element; 702. a display element; 703. a first input element; 704. a second input element; 705. an output element; 706. a power supply element; 707. a key element;

800. an article placing unit; 801. a storage chamber component.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

It should be noted that the embodiments and features of the embodiments may be combined with each other without conflict.

The utility model is further described with reference to the following drawings and specific examples, which are not intended to be limiting.

An exemplary embodiment of the present invention, as shown in fig. 1A, 1B, and 2, is an intelligent multimedia teaching apparatus including a table unit 100, a connection unit 200, a shielding unit 300, a heat dissipation unit 400, a dust suction unit 500, a filter unit 600, and a control unit 700. Wherein the table unit 100 is disposed on a horizontal plane; the connection unit 200 is provided at the front of the table unit 100; the shielding unit 300 is disposed on the top of the rear portion of the table unit 100, and is detachably connected to the connection unit 200 for shielding the top of the table unit 100; the heat dissipation unit 400 is disposed at one side of the table unit 100, and is used for dissipating heat from the inside of the table unit 100; the dust suction unit 500 is disposed at one side of the table unit 100, and is used for sucking dust on the top of the table unit 100; the filtering unit 600 is disposed upstream and/or downstream of the heat radiating unit 400 and upstream of the dust suction unit 500; the control unit 700 is disposed on the table unit 100, and is connected to the heat dissipation unit 400 and the dust suction unit 500.

Specifically, the shielding unit 300 has a shielding state and an unshielded state, and in the case where the shielding unit 300 is in the shielding state, the shielding unit 300 shields the top of the table unit 100; in a case where the shielding unit 300 is in an unshielded state, the top of the table unit 100 is exposed.

As shown in fig. 3, the table unit 100 includes a table body member 101, a first chamber member 102, a second chamber member 103, a third chamber member 104, a fourth chamber member 105, a fifth chamber member 106, a sixth chamber member 107, a first closing member 108, a second closing member 109, a third closing member 110, and a fourth closing member 111. Wherein, the table element 101 is arranged on a horizontal plane; the first chamber element 102 is disposed inside the table element 101, and is used for placing some elements of the heat dissipation unit 400, the filter unit 600, and the control unit 700; the second chamber component 103 is arranged on the top of the table component 101 and is positioned on the upper part of the first chamber component 102, and is used for placing partial components of the control unit 700; the third chamber component 104 is arranged inside the table component 101 and is arranged at one side of the first chamber component 102, and is used for placing part of components of the control unit 700; the fourth chamber component 105 is arranged inside the table component 101 and at one side of the first chamber component 102, and is used for placing the dust suction unit 500; the fifth chamber component 106 is disposed inside the table component 101 and on one side of the first chamber component 102 for storing articles; the sixth chamber element 107 is arranged on the top of the table element 101 for placing the shielding unit 300; a first closure member 108 is rotatably connected to the first chamber member 102 for closing or exposing the first chamber member 102; the second closing element 109 is slidably connected to the third chamber element 104 for closing or uncovering the third chamber element 104; the third closing element 110 is rotatably connected with the fourth chamber element 105 and is used for closing or exposing the fourth chamber element 105; the fourth closing element 111 is rotatably connected to the fifth chamber element 106 for closing or exposing the fifth chamber element 106.

Wherein, the table element 101 is in an inverted concave shape, namely, composed of a left table body, a horizontal table body and a right table body.

The first chamber element 102 is disposed on the left table body, the second chamber element 103 is disposed on the horizontal table body, the third chamber element 104 is disposed on the horizontal table body, the fourth chamber element 105 is disposed on the horizontal table body, the fifth chamber element 106 is disposed on the right table body, and the sixth chamber element 107 is disposed on the horizontal table body.

In some of these embodiments, the first closure member 108 is a first door, the second closure member 109 is a sliding shelf or sliding drawer, the third closure member 110 is a second door, and the fourth closure member 111 is a third door.

In some of these embodiments, the first closure element 108 is pivotally or hingedly connected to the first chamber element 102.

In some of these embodiments, the second closure element 109 is connected to the third chamber element 104 by a combination of rails and rollers.

In some of these embodiments, the third closure element 110 is pivotally or hingedly connected to the fourth chamber element 105.

In some of these embodiments, the fourth closing element 111 is connected to the fifth chamber element 106 by a hinge or pivot connection.

As shown in fig. 4, the connection unit 200 includes a plurality of first connection members 201 and a plurality of first elastic members 202. Wherein, a plurality of first connecting elements 201 are arranged at intervals at the front part of the table unit 100 and are respectively detachably connected with the shielding unit 300; a plurality of first elastic elements 202 are arranged inside the table unit 100 at intervals and connected with the corresponding first connecting elements 201; the first elastic member 202 has an initial state and a stretched state, and the first connecting member 201 is not connected to the shielding unit 300 with the first elastic member 202 in the initial state; in a state where the first elastic member 202 is in a stretched state, the first connection member 201 is connected with the shielding unit 300.

Specifically, a plurality of first connecting elements 201 are disposed at intervals at the front portion of the table element 101 (the front portion of the horizontal table), and a plurality of first elastic elements 202 are disposed at intervals at the inner portion of the table element 101 (the inner portion of the horizontal table).

The first connection element 201 is L-shaped, i.e. is constituted by a horizontal connection bar and a vertical connection bar. The horizontal connecting rod is connected with the table body element 101 (horizontal table body) in a sliding manner, one end of the horizontal connecting rod is connected with the first elastic element 202, and the other end of the horizontal connecting rod is connected with the vertical connecting rod; the vertical connecting rod is detachably connected with the shielding unit 300.

The first elastic element 202 is a return spring, and one end thereof is connected to the inside of the table element 101 (inside of the horizontal table).

Wherein, with the first elastic element 202 in the initial state, the side of the vertical connecting rod is in close contact with the outer sidewall of the table element 101 (the outer sidewall of the horizontal table); with the first elastic member 202 in a stretched state, the side portion of the vertical connecting rod is separated from the outer sidewall of the table member 101 and connected to the shielding unit 300.

Under the condition that the vertical connecting rod is connected with the shielding unit 300, the resilience of the first elastic element 202 is utilized to improve the connection firmness of the vertical connecting rod and the shielding unit 300.

As shown in fig. 5, the shielding unit 300 includes a rotating member 301, a shielding member 302, a plurality of second connecting members 303, and a second elastic member 304. Wherein the rotating member 301 is disposed on the top of the table unit 100; one end of the shielding element 302 is connected with the rotating element 301, and is used for rolling or unreeling under the action of the rotating element 301; the second connecting elements 303 are arranged at intervals on one side of the shielding element 302 and detachably connected with the connecting unit 200; the second elastic elements 304 are arranged on two sides of the rotating element 301 and connected with the rotating element 301; the second elastic element 304 has an initial state and a stretched state, and when the second elastic element 304 is in the initial state, the shielding element 302 is in the rolling state, that is, the shielding element 302 rotates counterclockwise around the rotating element 301; when the second elastic element 304 is in the stretched state, the shielding element 302 is in the unwinding state and is connected to the connection unit 200.

Specifically, the rotating element 301 is disposed on the top of the table element 101 (the top of the horizontal table), the second connecting elements 303 are detachably connected to the first connecting elements 201, and the second elastic elements 304 are respectively connected to the end of the rotating element 301 and the table element 101 (the horizontal table).

In some of these embodiments, the rotating element 301 is a rotating shaft.

In some of these embodiments, the shield element 302 is a shield flexible cloth.

In some of these embodiments, the second connecting element 303 is composed of a vertical connecting rod, a horizontal connecting frame, one end of the vertical connecting rod is connected with the shielding element 302; the horizontal connection frame is connected to the other end of the vertical connection rod, and the horizontal connection frame is inserted into the vertical connection rod of the first connection element 201.

In some of these embodiments, the second resilient element 304 is a wrap spring.

As shown in fig. 6, the heat dissipating unit 400 includes a first gas delivery element 401 and a grill element 402. Wherein, the first gas delivery element 401 is disposed on the sidewall of the table unit 100 and connected to the control unit 700; the grill member 402 is disposed on the side wall of the table unit 100 upstream and/or downstream of the first gas delivery member 401.

Specifically, the first gas delivery member 401 is disposed on a side wall of the table member 101 (a side wall of the left table), and the grill member 402 is disposed on a side wall of the table member 101 (a side wall of the left table).

More specifically, the first gas delivery member 401 is disposed on the side wall of the first chamber member 102, and the grill member 402 is disposed on the side wall of the first chamber member 102.

In some of these embodiments, the first gas delivery element 401 is one and is disposed on the outside wall of the left table.

In some embodiments, there are two first gas delivery elements 401, one first gas delivery element 401 is disposed on the outer sidewall of the left table, another first gas delivery element 401 is disposed on the inner sidewall of the left table, and the two first gas delivery elements 401 are staggered up and down.

In some of these embodiments, a grill member 402 is disposed outside (upstream or downstream) the first gas delivery member 401 to prevent material outside the table member 101 from damaging the first gas delivery member 401.

In some of these embodiments, the grill members 402 are disposed both outside and inside (i.e., upstream and downstream) the first gas delivery member 401 to prevent substances outside and inside the table member 101 from damaging the first gas delivery member 401.

In some of these embodiments, the first gas delivery element 401 is a first blower.

As shown in fig. 7, the dust suction unit 500 includes a second air delivery member 501 and a dust storage member 502. Wherein, the second gas delivery component 501 is disposed inside the table unit 100 and connected to the control unit 700; the dust storage component 502 is arranged inside the table unit 100, is located at the upstream of the second gas conveying component 501, and is communicated with the second gas conveying component 501; the filter units 600 are disposed upstream and downstream of the dust storage element 502 and both upstream of the second gas conveying element 501.

Specifically, the second gas delivery element 501 is disposed in the inner wall of the fourth chamber element 105 connected to the first chamber element 102 (i.e., the bottom wall of the fourth chamber element 105), and the first chamber element 102 communicates with the fourth chamber element 105; the dust storage member 502 is slidably disposed inside the fourth chamber member 105, and the dust storage member 502 can be taken out from the fourth chamber member 105.

Wherein, the top of the fourth chamber element 105 is provided with a through hole penetrating through the table body element 101, so that the dust on the top of the table body element 101 enters the interior of the dust storage element 502 through the through hole.

In some of these embodiments, the second gas conveying element 501 is a second fan.

In some of these embodiments, the dust storage element 502 is a dust bin.

Wherein the dust storage member 502 includes an air intake hole and an air discharge hole. The air inlet hole is arranged at the top of the dust storage element 502 and corresponds to the through hole; the exhaust hole is disposed at the bottom of the dust storage component 502 and corresponds to the second gas delivery component 501. The filter unit 600 is disposed at the air inlet and the air outlet, respectively.

As shown in fig. 8, the filter unit 600 includes a first filter element 601, a second filter element 602, and a third filter element 603. Wherein, the first filter element 601 is disposed at the upstream and/or downstream of the heat dissipating unit 400; the second filter element 602 is disposed upstream of the dust suction unit 500; the third filter element 603 is disposed upstream of the dust suction unit 500 and downstream of the second filter element 602.

Specifically, a first filter element 601 is disposed upstream and/or downstream of the grill element 402, a second filter element 602 is disposed upstream of the dust storage element 502, and a third filter element 603 is disposed downstream of the dust storage element 502 and upstream of the second gas conveying element 501.

Wherein, the first filter element 601 is used to prevent the substance outside the table element 101 from entering the inside of the table element 101; the second filter element 602 is used to prevent large-sized substances at the top of the table element 101 from entering the interior of the dust storage element 502; the third filter element 603 serves to prevent dust inside the dust storage element 502 from entering the inside of the first chamber element 102 by the action of the second gas transport element 501.

In some of these embodiments, the first filter element 601 is a screen, the second filter element 602 is a screen, and the third filter element 603 is a HEPA screen.

Wherein the pore size of the first filter element 601 and the pore size of the second filter element 602 are both larger than the pore size of the third filter element 603.

As shown in fig. 9, the control unit 700 includes a control element 701, a display element 702, a first input element 703, a second input element 704, an output element 705, and a power supply element 706. Wherein, the control element 701 is disposed inside the table unit 100 and is respectively connected to the heat dissipation unit 400 and the dust collection unit 500; the display element 702 is disposed on the top of the table unit 100 and connected to the control element 701; the first input element 703 is disposed inside the table unit 100 and connected to the control element 701; the second input element 704 is disposed on the top of the table unit 100 and connected to the control element 701; the output device 705 is disposed at the rear of the table unit 100 and connected to the control device 701; the power supply element 706 is disposed inside the table unit 100 and connected to the control element 701.

Specifically, the control element 701 is disposed inside the first chamber element 102 and is connected to the first gas delivery element 401 and the second gas delivery element 501 respectively; the display element 702 is disposed inside the second chamber element 103; the first input element 703 is arranged at the second closing element 109; the second input element 704 is arranged on the top of the table element 101; the output element 705 is arranged at the rear part of the desk element 101; the power supply element 706 is disposed inside the first chamber element 102.

In some embodiments, the control component 701 is a server host, the display component 702 is a display, the first input component 703 is a keyboard and mouse, the second input component 704 is a microphone, and the output component 705 is a microphone.

Further, the control unit 700 further includes a key element 707, and the key element 707 is disposed on the surface of the table unit 100, and is connected to the control element 701 for activating the control element 701, the heat dissipating unit 400, and the dust suction unit 500.

Specifically, the key element 707 is disposed on an outer surface of the table element 101. Preferably, the left table body is arranged on the outer surface of the left table body.

The key element 707 includes a first key assembly, a second key assembly, and a third key assembly, where the first key assembly (including a plurality of first sub-keys for starting, stopping, and adjusting) is used to control the control element 701, the display element 702, the first input element 703, the second input element 704, and the output element 705, the second key assembly (including a plurality of second sub-keys for starting, stopping, and adjusting) is used to control the first gas delivery element 401, and the third key assembly (including a plurality of third sub-keys for starting, stopping, and adjusting) is used to control the second gas delivery element 501.

Further, the intelligent multimedia teaching apparatus further comprises a storage unit 800, wherein the storage unit 800 is disposed at the top of the table unit 100 and used for placing articles.

As shown in fig. 10, the storage unit 800 includes several storage cavity elements 801, and several storage cavity elements 801 are disposed at intervals on the top of the table unit 100 for placing different articles.

Specifically, several storage cavity elements 801 are disposed at intervals on the top of the table element 101.

In some of these embodiments, the storage compartment element 801 is removably disposed on top of the table element 101.

The using method of the utility model is as follows:

the second connecting element 303 is separated from the first connecting element 201, and the shielding element 302 is rolled up by the rotating element 301 under the action of the second elastic element 304;

actuating the key element 707 to activate the control element 701;

the user uses the first input element 703, the second input element 704 and the output element 705 to teach;

actuating the key element 707 to activate the first gas delivery element 401 to dissipate heat from the control element 701;

after the teaching is finished, the key element 707 is actuated to close the control element 701 and the first gas delivery element 401;

pulling the shielding element 302 to connect the second connecting element 303 with the first connecting element 201 to close the top of the table element 101;

actuating the key element 707 to activate the second gas delivery element 501 to clean the top of the table element 101;

after a certain time, the key element 707 is actuated to close the second gas delivery element 501; alternatively, the second gas delivery element 501 is automatically turned off based on a preset on-time.

The utility model has the advantages that the top of the table unit is shielded by the shielding unit to form a sealed space, and the top of the table unit is always kept in a clean state by performing dust collection operation on the top of the table unit through the dust collection unit; the control unit is subjected to heat dissipation and ventilation by the heat dissipation unit, so that the working efficiency is improved, and the service life is prolonged; utilize the filter unit to filter gas, prevent that foreign matter from getting into the inside of table unit.

While the utility model has been described with reference to a preferred embodiment, it will be understood by those skilled in the art that various changes in form and detail may be made therein without departing from the spirit and scope of the utility model.

Claims (10)

1. An intelligent multimedia teaching device, comprising:

a table unit disposed on a horizontal plane;

a connection unit provided at a front portion of the table unit;

the shielding unit is arranged at the top of the rear part of the table unit, is detachably connected with the connecting unit and is used for shielding the top of the table unit;

the heat dissipation unit is arranged on one side of the table unit and used for dissipating heat inside the table unit;

the dust collection unit is arranged on one side of the table unit and used for adsorbing dust on the top of the table unit;

the filtering unit is arranged at the upstream and/or downstream of the heat dissipation unit and the upstream of the dust collection unit;

and the control unit is arranged on the table unit and is connected with the heat dissipation unit and the dust collection unit.

2. The intelligent multimedia teaching device of claim 1, wherein the table unit comprises:

a table element disposed at the horizontal plane;

the first chamber element is arranged inside the table body element and used for placing part of elements of the heat dissipation unit, the filtering unit and the control unit;

a second chamber element disposed on top of the table element for placing a part of the elements of the control unit;

a third chamber element arranged inside the table element for housing a part of the elements of the control unit;

a fourth chamber element disposed inside the table body element for placing the dust suction unit;

a fifth chamber element disposed inside the table element for storing articles;

a sixth chamber element disposed on top of the table element for placing the shielding unit;

a first closing element, which is rotatably connected to the first chamber element, for closing or exposing the first chamber element;

a second closure element in sliding connection with the third chamber element for closing or uncovering the third chamber element;

a third closing element, which is rotatably connected to the fourth chamber element, for closing or exposing the fourth chamber element;

a fourth closing element in rotational connection with the fifth chamber element for closing or exposing the fifth chamber element.

3. The intelligent multimedia teaching device according to claim 1, wherein the connection unit comprises:

the first connecting elements are arranged at the front part of the table unit at intervals and are respectively detachably connected with the shielding unit;

the first elastic elements are arranged inside the table unit at intervals and are connected with the corresponding first connecting elements;

wherein the first elastic element has an initial state and a stretched state, and the first connecting element is not connected to the shielding unit with the first elastic element in the initial state; the first connecting member is connected with the shielding unit in a state where the first elastic member is in the stretched state.

4. The intelligent multimedia teaching device according to claim 1, wherein the shielding unit comprises:

a rotating member disposed at a top of the table unit;

one end of the shielding element is connected with the rotating element and performs winding or unwinding action under the rotating action of the rotating element;

the second connecting elements are arranged on one side of the shielding element at intervals and are detachably connected with the connecting unit;

the second elastic elements are arranged at two ends of the rotating element and connected with the rotating element;

wherein the second elastic element has an initial state and a stretched state, and the shielding element is in a rolled state when the second elastic element is in the initial state; and under the condition that the second elastic element is in the stretching state, the shielding element is in an unwinding state.

5. The intelligent multimedia teaching device according to claim 1, wherein the heat dissipation unit comprises:

the first gas conveying element is arranged on the side wall of the table unit and is connected with the control unit;

a grill element disposed in a side wall of the table unit upstream and/or downstream of the first gas delivery element.

6. The intelligent multimedia teaching device according to claim 1, wherein the dust suction unit comprises:

the second gas conveying element is arranged inside the table unit and is connected with the control unit;

a dust storage element disposed inside the table unit and upstream of the second gas conveying element;

wherein the filter units are disposed upstream and downstream of the dust storage element and both upstream of the second gas conveying element.

7. The intelligent multimedia teaching device according to claim 1, wherein the filtering unit comprises:

a first filter element disposed upstream and/or downstream of the heat dissipation unit;

a second filter element disposed upstream of the dust suction unit;

a third filter element disposed upstream of the dust suction unit and downstream of the second filter element.

8. The intelligent multimedia teaching device according to claim 1, wherein the control unit comprises:

the control element is arranged inside the table unit and is respectively connected with the heat dissipation unit and the dust collection unit;

the display element is arranged on the top of the table unit and is connected with the control element;

the first input element is arranged inside the table unit and is connected with the control element;

a second input element disposed on the top of the table unit and connected to the control element;

the output element is arranged at the rear part of the table unit and is connected with the control element;

and the power supply element is arranged in the table unit and is connected with the control element.

9. The intelligent multimedia teaching device according to claim 1, further comprising:

and the object placing unit is arranged at the top of the table unit and used for placing objects.

10. The intelligent multimedia teaching device according to claim 9, wherein the placement unit comprises:

a plurality of put thing chamber component, a plurality of put thing chamber component interval sets up.

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