CN213814783U

CN213814783U - Online education is with board of calling roll with protective structure

Info

Publication number: CN213814783U
Application number: CN202021912599.3U
Authority: CN
Inventors: 李毅; 吕绍阳
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-09-04
Filing date: 2020-09-04
Publication date: 2021-07-27
Anticipated expiration: 2030-09-04

Abstract

The utility model discloses an online education is with board of calling roll with protective structure, including box and controller, the top of one side is equipped with the engine inside the box, the output of engine is equipped with the commentaries on classics rod, the both sides of commentaries on classics rod outside are equipped with the belt, the bilateral symmetry of box inside bottom is equipped with the spout, and four groups the inboard of spout is equipped with the slider rather than mutual adaptation, the bottom of slider is equipped with the liter telescopic link, the bottom of liter telescopic link is equipped with the bottom rather than interconnect, the intermediate position department at bottom top sets up the board of calling roll; the utility model discloses the device is through the motor, change mutually supporting between rod, belt, telescopic link and the slider, uses the controller can go up and down to the roll call board, reaches the effect that expandes to accomodate, breaks away from the human consumption, uses more intelligently, and the box passes through the sucking disc and can adsorb on arbitrary wall, has solved the vexation that lasts handheld roll call board when calling name when teaching.

Description

Online education is with board of calling roll with protective structure

Technical Field

The utility model relates to a board technical field that calls roll for online education specifically is a board that calls roll for online education with protective structure.

Background

As the name suggests, online education is a teaching mode taking a network as a medium, and students and teachers can develop teaching activities even if the students and the teachers are separated by ten thousand miles through the network; in addition, by means of the network courseware, students can learn at any time and any place, the limitation of time and space is broken really, network distance education is the most convenient and inexhaustible learning mode for staff with busy work and unfixed learning time, and teachers need to check the attendance conditions of students by using calling boards before teaching.

However, in the existing device, a teacher generally holds a roll call board by hand, and the roll call board can not be fixed by the teacher, so that the roll call is time-consuming and labor-consuming; the roll call board is inconvenient to store after the roll call is finished, is easy to lose and damage, and causes inconvenience to attendance records; when roll call is performed in a network course, a teacher is inconvenient to communicate with students, the conditions of wrong and missed roll call are easily caused, the teacher dictates roll call, and the students may not clearly hear the roll call and have errors.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a roll call board with a protective structure for online education, which solves the problems that the prior device proposed in the background art is generally a roll call board held by a teacher, the roll call is carried out by the teacher, the roll call is not fixed, and the roll call is time-consuming and labor-consuming; the roll call board is inconvenient to store after the roll call is finished, is easy to lose and damage, and causes inconvenience to attendance records; when roll call is carried out in a network course, a teacher is inconvenient to communicate with students, the conditions of wrong and missed roll call are easily caused, the teacher dictates roll call, and the students may not clearly hear the roll call sometimes, so that the problem of error occurs.

In order to achieve the above object, the utility model provides a following technical scheme: a roll call board with a protection structure for online education comprises a box body and a controller, wherein an engine is arranged at the top of one side in the box body, a rotating rod is arranged at the output end of the engine, belts are arranged on two sides of the outer side of the rotating rod, sliding grooves are symmetrically arranged on two sides of the bottom in the box body, sliding blocks which are matched with the sliding grooves are arranged on the inner sides of four groups of sliding grooves, lifting rods are arranged at the bottom of the sliding blocks, a bottom cover which is connected with the lifting rods is arranged at the bottom of the lifting rods, a roll call board is arranged at the middle position of the top of the bottom cover, a display screen is arranged at the middle position of one end of the roll call board, a sound box is arranged at the middle position of two sides of one end of the roll call board, two groups of roll call grooves and LED lamps are arranged at the top and the bottom of one end of the roll call board, the belts are connected with the roll call board, inserting rods are arranged at four corners of one end of the back in the box body, four groups the back one end of inserted bar is equipped with rather than interconnect's sucking disc, the four corners department in the box outside is equipped with the bolt of mutually supporting with the inserted bar, the controller is electric connection through signal of telecommunication and engine and point name board.

Preferably, a lifting rope is arranged in the middle of the top of the box body.

Preferably, two groups of magnetic blocks are arranged at the middle positions of two sides of the top of the bottom cover and the middle positions of two sides of the bottom inside the box body.

Preferably, a protective sleeve is arranged on the outer side of the box body.

Preferably, the controller is provided with anti-skid lines on the outer side.

Preferably, the motor cabin is arranged on the outer side of the engine, and the silencing cotton is arranged inside the motor cabin.

Compared with the prior art, the beneficial effects of the utility model are that: 1. through the mutual matching among the motor, the rotating rod, the belt, the telescopic rod and the sliding block, the calling board can be lifted by using the controller, the effect of unfolding and containing is achieved, the labor consumption is avoided, and the calling board is more intelligent to use; 2. the box body can be adsorbed on any wall through the sucking disc, the trouble that the roll call board is continuously held by hands during roll call during teaching is solved, the length of the sucking disc can be adjusted through the bolt and the inserting rod, the length can be adjusted according to the use condition, the distance can be adjusted, the length can be adjusted on the uneven wall body, the fixing time can be more stable, the box body can achieve a protection effect on the roll call board, the damage of the roll call board is avoided, and the service life is prolonged; 3. the power back is opened to the board of calling roll through, and LED lamp, business card groove, stereo set and display screen can carry out automatic calling roll, and the controller in the teacher's hand records student's the condition of attendance, need not a calling roll of teacher during the calling roll, need not reuse paper and pen to its record, make the teacher lighter of calling roll.

Drawings

FIG. 1 is a front sectional expanded view of the present invention;

fig. 2 is a front view cross-sectional view of the present invention;

fig. 3 is a back view of the present invention;

fig. 4 is a side view of the present invention.

In the figure: 1. a bottom cover; 2. lifting and shrinking the rod; 3. an LED lamp; 4. sounding; 5. a slider; 6. a box body; 7. a belt; 8. an engine; 9. a business card slot; 10. pointing a name board; 11. a display screen; 12. rotating the stick; 13. a chute; 14. inserting a rod; 15. a suction cup; 16. a bolt; 17. and a controller.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-4, the present invention provides an embodiment: a roll call board with a protective structure for online education comprises a box body 6 and a controller 17, wherein an engine 8 is arranged at the top of one side in the box body 6, a rotating rod 12 is arranged at the output end of the engine 8, belts 7 are arranged on two sides of the outer side of the rotating rod 12, sliding grooves 13 are symmetrically arranged on two sides of the bottom in the box body 6, sliding blocks 5 matched with the sliding blocks are arranged on the inner sides of four groups of sliding grooves 13, a lifting and contracting rod 2 is arranged at the bottom of the sliding block 5, a bottom cover 1 connected with the lifting and contracting rod 2 is arranged at the bottom of the lifting and contracting rod, a roll call board 10 is arranged at the middle position of the top of the bottom cover 1, a display screen 11 is arranged at the middle position of one end of the roll call board 10, a sound box 4 is arranged at the middle position of two sides of one end of the roll call board 10, two groups of roll call grooves 9 and LED lamps 3 are arranged at the top and the bottom of one end of the roll call board 10, the belts 7 are connected with the roll call board 10, inserting rods 14 are arranged at four corners of one end of the back in the box body 6, one end of the back of each of the four groups of inserted bars 14 is provided with a sucker 15 which is connected with the inserted bars, four corners of the outer side of the box body 6 are provided with bolts 16 which are matched with the inserted bars 14, and the controller 17 is electrically connected with the engine 8 and the point name board 10 through electric signals.

Furthermore, a lifting rope is arranged in the middle of the top of the box body 6, and the carrying is convenient.

Furthermore, two groups of magnetic blocks are arranged at the middle positions of two sides of the top of the bottom cover 1 and the middle positions of two sides of the bottom inside the box body 6, so that the reinforcing and fixing effects are enhanced.

Further, the outside of box 6 is provided with the protective sheath, reinforcing protective effect.

Furthermore, the controller 17 is provided with anti-slip lines on the outer side, so that the hand-held anti-slip device is not easy to slip off.

Further, the motor cabin is arranged on the outer side of the engine 8, and silencing cotton is arranged inside the motor cabin, so that the motor is protected, and noise is reduced.

The working principle is as follows: when the device is used, the device can be fixed on a wall surface through the sucking disc 15, the length of the sucking disc 15 is changed by adjusting through the bolt 16 and the inserted rod 14, and the fixing distance and the stability are improved; after the fixing, the controller 17 controls the rotating rod 12 to rotate by the engine 8 so as to control the belt 7 to roll up and unfold, and the calling board 10 can be lifted up and down through the matching between the lifting and retracting rod 2 and the sliding block 5; when in roll calling, the roll calling board 10 is started through the controller 17, the display screen 11 and the sound box 4 start to roll calling in sequence, and according to the attendance condition of students, a teacher controls the color of the LED lamp 3 to record attendance through the controller; when the magnetic blocks are adsorbed together, the device storage stability is enhanced, and storage is completed.

It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Claims

1. The utility model provides a board of calling roll for online education with protective structure, includes box (6) and controller (17), its characterized in that: an engine (8) is arranged at the top of one side in the box body (6), a rotating rod (12) is arranged at the output end of the engine (8), belts (7) are arranged on two sides of the outer side of the rotating rod (12), sliding grooves (13) are symmetrically arranged on two sides of the bottom in the box body (6), sliding blocks (5) which are matched with the sliding grooves (13) are arranged on the inner sides of the four groups of sliding grooves (13), a lifting and contracting rod (2) is arranged at the bottom of the sliding blocks (5), a bottom cover (1) which is connected with the lifting and contracting rod (2) is arranged at the bottom of the lifting and contracting rod, a point name plate (10) is arranged at the middle position of the top of the bottom cover (1), a display screen (11) is arranged at the middle position of one end of the point name plate (10), a sound box (4) is arranged at the middle position of two sides of one end of the point name plate (10), two groups of name plate grooves (9) and an LED lamp (3) are arranged at the top and the bottom of one end of the point name plate (10), belt (7) and point name board (10) interconnect, the four corners department of the inside back one end of box (6) is equipped with inserted bar (14), four groups the back one end of inserted bar (14) is equipped with rather than interconnect's sucking disc (15), the four corners department in box (6) outside is equipped with and mutually supports bolt (16) with inserted bar (14), controller (17) are electric connection through signal of telecommunication and engine (8) and point name board (10).

2. The roll call board for online education having a guard structure according to claim 1, wherein: a lifting rope is arranged in the middle of the top of the box body (6).

3. The roll call board for online education having a guard structure according to claim 1, wherein: two groups of magnetic blocks are arranged at the middle positions of two sides of the top of the bottom cover (1) and the middle positions of two sides of the bottom inside the box body (6).

4. The roll call board for online education having a guard structure according to claim 1, wherein: and a protective sleeve is arranged on the outer side of the box body (6).

5. The roll call board for online education having a guard structure according to claim 1, wherein: and anti-skid grains are arranged on the outer side of the controller (17).

6. The roll call board for online education having a guard structure according to claim 1, wherein: the motor storehouse is arranged on the outer side of the engine (8), and silencing cotton is arranged inside the motor storehouse.