CN213024952U

CN213024952U - Multi-surface teaching display device for middle-position mathematics

Info

Publication number: CN213024952U
Application number: CN202022332475.4U
Authority: CN
Inventors: 周宏明
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-10-19
Filing date: 2020-10-19
Publication date: 2021-04-20
Anticipated expiration: 2030-10-19

Abstract

The utility model belongs to the technical field of the teaching show, a multiaspect teaching display device is used to middle-position mathematics is related to, wherein, including the display box, fixedly connected with slide bar and board in the display box, the work groove has been seted up in the display box, the pivot is worn to be equipped with through the bearing in the work groove, the fixed surface of pivot is connected with the lead screw, work inslot fixedly connected with rotates the motor, the output shaft and the lead screw fixed connection of rotating the motor. Its beneficial effect is, this multiaspect teaching display device is used to middle-position mathematics, through rotating the motor, it drives pivot and lead screw rotation to rotate motor work, the lead screw rotates and drives the screw thread piece, blackboard eraser and slider and removes, thereby automatically, remove the content on the board, the process of artifical erasure has been solved, through the dump bin, the dust that produces when erasing the board is collected, avoid the dust all to concentrate on in the display box, whole device is rational in infrastructure, high durability and convenient use, therefore, the clothes hanger is strong in practicability.

Description

Multi-surface teaching display device for middle-position mathematics

Technical Field

The utility model belongs to the technical field of the teaching show, concretely relates to multiaspect teaching display device is used to middle-position mathematics.

Background

Problems and wrong questions often appear in the process of mathematics learning, teachers need to write some problem solving ideas which are easy to make mistakes or difficult to make mistakes on a blackboard to enable students to watch the problems, and therefore the teaching blackboard has great help for the learning of the students, and therefore a display device needs to be used.

However, the existing display device is single-sided, and due to the limited display range, only a part of students can watch the content at first during display, so that the learning efficiency of the students is greatly influenced.

SUMMERY OF THE UTILITY MODEL

To solve the problems set forth in the background art described above. The utility model provides a multiaspect teaching display device for middle-position mathematics, it has solved the poor technical problem of bandwagon effect.

In order to achieve the above object, the utility model provides a following technical scheme: a multi-surface teaching display device for middle-position mathematics comprises a display box, wherein a slide rod and a writing board are fixedly connected in the display box, a working groove is formed in the display box, a rotating shaft is arranged in the working groove in a penetrating manner through a bearing, the surface of the rotating shaft is fixedly connected with a lead screw, a rotating motor is fixedly connected in the working groove, the output shaft of the rotating motor is fixedly connected with the lead screw, the surface of the slide rod is connected with a slide block in a sliding manner, the surface of the lead screw is connected with a threaded block in a threaded manner, a blackboard eraser is fixedly connected between the threaded block and the slide rod, the bottom of the display box is fixedly connected with a waste box, a through hole is formed between the waste box and the display box, the surfaces of the display box and the waste box are respectively and movably connected with a movable cover and a box door through hinges, the surface of the movable, the display box is characterized in that a connecting plate is connected between the display boxes through bolts and threads, the bottom of the waste box is fixedly connected with a bottom plate through supporting legs, and the bottom of the bottom plate is fixedly connected with universal wheels.

As a further aspect of the present invention: the top fixedly connected with accumulator box of show case, the internal fixedly connected with battery of accumulator box.

As a further aspect of the present invention: the inside of the display box is fixedly connected with an illuminating lamp.

As a further aspect of the present invention: the observation window is made of toughened glass.

As a further aspect of the present invention: the bottom fixedly connected with electric putter of bottom plate, electric putter's bottom fixedly connected with backup pad.

As a further aspect of the present invention: the surface of the display box is fixedly connected with a control switch, and the control switch is electrically connected with all electrical appliances through wires.

Compared with the prior art, the beneficial effects of the utility model are that:

1. this multiaspect teaching display device for middle-position mathematics through rotating the motor, rotates motor work and drives pivot and lead screw rotation, and the lead screw rotates and drives about screw thread piece, blackboard eraser and the slider to automatically wipe the content on the board, solved the process that the manual work was erased, through the dump bin, can collect the dust that produces when erasing the board, avoid the dust all to concentrate on in the show case.

2. This multiaspect display device that imparts knowledge to students for middle-position mathematics through the movable cover, can protect the content on the board, avoids the content on the board to damage because of external factor, through the hinge, can let four show casees freely rotate to can arrange the show case word open or carry out the show on four sides.

3. This multiaspect display device that imparts knowledge to students for middle-position mathematics through the light, can throw light on to the show case, and the light of avoiding in the show case too dark leads to other people to see clearly, through electric putter, electric putter extends and drives the backup pad and move down to can support the bottom of device, increase the stability of device bottom, whole device is rational in infrastructure, convenient to use, the practicality is strong.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

fig. 1 is a schematic structural view of a front view section of the present invention;

FIG. 2 is a front view of the present invention;

FIG. 3 is a schematic three-dimensional structure of the display box of the present invention;

in the figure: 1. a display box; 2. a slide bar; 3. a slider; 4. erasing the blackboard; 5. a writing board; 6. a working groove; 7. a rotating shaft; 8. a thread block; 9. an accumulator case; 10. a storage battery; 11. a screw rod; 12. rotating the motor; 13. an illuminating lamp; 14. a through hole; 15. a waste bin; 16. supporting legs; 17. a base plate; 18. an electric push rod; 19. a universal wheel; 20. a support plate; 21. a box door; 22. a movable cover; 23. an observation window; 24. a control switch; 25. a connecting plate; 26. and (7) a hinge.

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.

Examples

Referring to fig. 1-3, the present invention provides the following technical solutions: a multi-surface teaching display device for middle-position mathematics comprises a display box 1, a slide rod 2 and a writing board 5 are fixedly connected in the display box 1, a working groove 6 is formed in the display box 1, a rotating shaft 7 penetrates through the working groove 6 through a bearing, a screw rod 11 is fixedly connected to the surface of the rotating shaft 7, a rotating motor 12 is fixedly connected in the working groove 6, the rotating motor 12 rotates to drive the rotating shaft 7 and the screw rod 11 to rotate, the screw rod 11 rotates to drive a threaded block 8, a eraser 4 and a slide block 3 to move left and right, so that the content on the writing board 5 is automatically erased, the manual erasing process is solved, an output shaft of the rotating motor 12 is fixedly connected with the screw rod 11, the slide block 3 is slidably connected to the surface of the slide rod 2, the threaded block 8 is connected to the surface of the screw rod 11, the eraser 4 is fixedly connected between the threaded block 8 and the slide rod 2, and a waste material box, the dust generated when the writing board 5 is erased can be collected through the waste box 15, the dust is prevented from being completely concentrated in the display box 1, the through hole 14 is formed between the waste box 15 and the display box 1, the surfaces of the display box 1 and the waste box 15 are movably connected with the movable cover 22 and the box door 21 through the hinge 26, the content on the writing board 5 can be protected through the movable cover 22, the content on the writing board 5 is prevented from being damaged due to external factors, the surface of the movable cover 22 is fixedly connected with the observation window 23, the display boxes 1 are movably connected through the hinge 26, the four display boxes 1 can freely rotate through the hinge 26, so that the display boxes 1 can be arranged in a straight line or displayed in four sides, the connecting plate 25 is connected between the display boxes 1 through the bolt threads, the bottom of the waste box 15 is fixedly connected with the bottom plate 17 through the supporting legs 16, and the bottom of the bottom plate 17 is fixedly connected with the universal wheel 19, the whole device is reasonable in structure, convenient to use and high in practicability.

Specifically, the top fixedly connected with accumulator box 9 of show case 1, fixedly connected with battery 10 in accumulator box 9, fixedly connected with light 13 in the show case 1 through light 13, can throw light on in the show case 1, avoids the light in the show case 1 too dark to lead to other people to see clearly.

Specifically, the material of observation window 23 is toughened glass, the bottom fixedly connected with electric putter 18 of bottom plate 17, electric putter 18's bottom fixedly connected with backup pad 20, through electric putter 18, electric putter 18 extends and drives backup pad 20 and move down to can support the bottom of device, increase the stability of device bottom, the fixed surface of show case 1 is connected with control switch 24, control switch 24 passes through the wire and all uses electrical apparatus electric connection.

The utility model discloses a theory of operation does:

s1, when in use, the device is pushed to a proper position, then the electric push rod 18 is turned on through the control switch 24, the electric push rod 18 extends to drive the supporting plate 20 to move downwards, so that the device is supported on the ground through the supporting plate 20, then the movable cover 22 is opened, and teaching contents to be displayed are written on the writing boards 5 in the four display boxes 1 respectively;

s2, covering the movable cover 22 after writing for display, taking down the connecting plate 25 when the four display boxes 1 need to be arranged in a row, then arranging the four display boxes 1 in a row by the moving device, and then controlling the electric push rod 18 to extend again so as to support the device;

s3, when the content on the writing board 5 needs to be erased, the rotating motor 12 is turned on through the control switch 24, the rotating motor 12 works to drive the rotating shaft 7 and the screw rod 11 to rotate, the screw rod 11 rotates to drive the thread block 8, the eraser 4 and the sliding block 3 to move left and right, so that the content on the writing board 5 is automatically erased, manual erasing is avoided, dust generated during erasing can enter the waste bin 15 through the through hole 14, and the dust in the waste bin 15 is cleaned at any time.

In the description of the present invention, it is to be understood that the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implying any number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.

In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium; either as communication within the two elements or as an interactive relationship of the two elements. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.

In the present application, unless otherwise expressly stated or limited, a first feature may be "on" or "under" a second feature, and the first and second features may be in direct contact, or the first and second features may be in indirect contact via an intermediate. Also, a first feature "on," "above," and "over" a second feature may be directly or obliquely above the second feature, or simply mean that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature may be directly under or obliquely under the second feature, or may simply mean that the first feature is at a lower level than the second feature.

In the description herein, the description of the terms "one embodiment," "some embodiments," "an embodiment," "an example," "a specific example" or "some examples" or the like, means that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above are not necessarily intended to refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples. Furthermore, various embodiments or examples and features of different embodiments or examples described in this specification can be combined and combined by one skilled in the art without contradiction.

While embodiments of the present invention have been shown and described, it is to be understood that the above embodiments are exemplary and should not be construed as limiting the present invention, and that modifications, alterations, substitutions and variations may be made to the above embodiments by those of ordinary skill in the art without departing from the scope of the present invention.

Claims

1. The utility model provides a multiaspect teaching display device for middle-position mathematics, includes show case (1), its characterized in that: fixedly connected with slide bar (2) and tablet (5) in show case (1), work groove (6) have been seted up in show case (1), pivot (7) wear to be equipped with through the bearing in work groove (6), fixed surface of pivot (7) is connected with lead screw (11), fixedly connected with rotates motor (12) in work groove (6), the output shaft and lead screw (11) fixed connection of rotating motor (12), the sliding surface of slide bar (2) is connected with slider (3), the threaded surface of lead screw (11) is connected with thread block (8), fixedly connected with board between thread block (8) and slide bar (2) wipes (4), the bottom fixedly connected with dump bin (15) of show case (1), through-hole (14) have been seted up between dump bin (15) and show case (1), the surface of show case (1) and dump bin (15) is through the equal swing joint of hinge (26) have the movable cover(s), (the board (5) 22) And a box door (21), the fixed surface of removable cover (22) is connected with observation window (23), through hinge (26) swing joint between show case (1), there is connecting plate (25) through bolt threaded connection between show case (1), supporting leg (16) fixedly connected with bottom plate (17) is passed through to the bottom of dump bin (15), the bottom fixedly connected with universal wheel (19) of bottom plate (17).

2. The multi-surface teaching display device for middle-aged mathematics according to claim 1, characterized in that: the top of the display box (1) is fixedly connected with a storage battery box (9), and a storage battery (10) is fixedly connected in the storage battery box (9).

3. The multi-surface teaching display device for middle-aged mathematics according to claim 1, characterized in that: the display box (1) is internally and fixedly connected with an illuminating lamp (13).

4. The multi-surface teaching display device for middle-aged mathematics according to claim 1, characterized in that: the observation window (23) is made of toughened glass.

5. The multi-surface teaching display device for middle-aged mathematics according to claim 1, characterized in that: the bottom of bottom plate (17) fixedly connected with electric putter (18), the bottom fixedly connected with backup pad (20) of electric putter (18).

6. The multi-surface teaching display device for middle-aged mathematics according to claim 1, characterized in that: the surface of the display box (1) is fixedly connected with a control switch (24), and the control switch (24) is electrically connected with all electrical appliances through a wire.