CN209912156U

CN209912156U - Multimedia demonstration equipment

Info

Publication number: CN209912156U
Application number: CN201920085097.9U
Authority: CN
Inventors: 胡雪光; 江南
Original assignee: Shaoguan Runxunda Information Technology Co ltd
Current assignee: Shaoguan Runxunda Information Technology Co ltd
Priority date: 2019-01-18
Filing date: 2019-01-18
Publication date: 2020-01-07
Anticipated expiration: 2029-01-18

Abstract

The utility model discloses a multimedia presentation equipment, wipe including frame main part, cavity, left push-and-pull clipboard, right push-and-pull clipboard, flat panel display, spout, slider, axle sleeve and fluff, wherein, the frame main part is equipped with the open-ended cuboid structure for the one side, the cavity sets up in the inside of frame main part, the spout is provided with two and sets up respectively in the top and the bottom that the frame main part corresponds the cavity, slider and spout sliding fit, be provided with the connecting axle on the slider, the top and the bottom of left push-and-pull clipboard and right push-and-pull clipboard are equipped with the lower connecting axle that corresponds the setting from top to bottom with last connecting axle, go up through the axle sleeve connection between connecting axle and the lower connecting axle. The utility model discloses a multi-angle demonstration makes the teaching quality obtain the guarantee, cleans dull and stereotyped display screen through the pappus, labour saving and time saving, and convenient to use can play the effect of protection to dull and stereotyped display screen simultaneously, prevents effectively that the accident of dull and stereotyped display screen from damaging.

Description

Multimedia demonstration equipment

Technical Field

The utility model relates to a multimedia device technical field specifically is a multimedia presentation equipment.

Background

With the progress of science and technology, multimedia devices are increasingly applied to various scenes such as office and teaching. At present, there is a combination formula demonstration equipment that multimedia equipment and traditional clipboard combined, and multimedia equipment is during ordinary clipboard is located to multimedia equipment such as whiteboard or touch all-in-one, and the user can push and pull the clipboard as required and switch over the use of display screen and clipboard, improves the vividness and the authenticity of demonstration process to satisfy different users' demonstration demand. Although current multimedia presentation equipment can satisfy certain demonstration demand, in practical application, the student that is located multimedia classroom inside both sides is difficult to see the teaching content on the clipboard clearly because the visual angle problem, influences the teaching quality, and because the dust that the chalk write the production spreads in the air, easily makes the display screen of one side not full of the dust, needs to clear up often, wastes time and energy.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The utility model provides a not enough to prior art, the utility model provides a multimedia presentation equipment has solved current multimedia presentation equipment in practical application, and the student that is located both sides in the multimedia classroom is difficult to see the teaching content on the clipboard clearly because the visual angle problem, influences the teaching quality, and because the chalk writes the dust that produces and spreads in the air, easily makes the display screen of one side not full of dust, need clear up often, the problem that wastes time and energy.

(II) technical scheme

In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a multimedia demonstration device comprises a frame main body, a cavity, a left push-pull writing board, a right push-pull writing board, a flat panel display screen, a sliding chute, a sliding block, a shaft sleeve and a soft brush, wherein the frame main body is of a cuboid structure with an opening formed in one surface, the cavity is arranged inside the frame main body, the sliding chute is provided with two sliding shafts which are respectively arranged at the top and the bottom of the corresponding cavity of the frame main body, the sliding block is in sliding fit with the sliding chute, an upper connecting shaft is arranged on the sliding block, lower connecting shafts which are vertically arranged corresponding to the upper connecting shaft are arranged at the top and the bottom of the left push-pull writing board and the right push-pull writing board, the upper connecting shaft is connected with the lower connecting shaft through the shaft sleeve, a first sliding bearing and a second sliding bearing which are matched with the upper connecting shaft and the lower connecting shaft are respectively arranged inside the, the soft eraser is bonded to the back faces of the left-push writing board and the right-push writing board, when the left-push writing board and the right-push writing board move towards the middle of the sliding groove, the soft eraser is in contact with the surface of the flat panel display screen, a clamping groove is formed in the side wall, close to the right-push writing board, of the left-push writing board, and a clamping block clamped with the clamping groove is formed in the side wall, close to the left-push writing board, of the right-push writing board.

Furthermore, the frame main body, the sliding groove and the sliding block are all made of aluminum alloy materials.

Further, the length of the frame main body is greater than the sum of the lengths of the left-push writing board, the right-push writing board and the flat panel display screen, and the length of the flat panel display screen is greater than the lengths of the left-push writing board and the right-push writing board and less than the sum of the lengths of the left-push writing board and the right-push writing board.

Furthermore, a first magnet is arranged on the clamping groove, a second magnet corresponding to the first magnet is arranged on the clamping block, and the first magnet and the second magnet are opposite magnets.

Furthermore, pushing blocks are arranged at the ends, close to the left push-pull writing board and the right push-pull writing board, of the left push-pull writing board and the right push-pull writing board, and finger grooves used for exerting force on hands are formed in the pushing blocks.

Furthermore, the bottom end of the side wall of the frame main body is provided with a placing box for placing teaching tools.

(III) advantageous effects

The utility model provides a multimedia demonstration device, which is provided with a left-push writing board and a right-push writing board for teachers to write and teach, through the matching of a chute and a sliding block, the left-push writing board and the right-push writing board can be moved conveniently, through the combination arrangement of an upper connecting shaft, a lower connecting shaft and a shaft sleeve, the left-push writing board and the right-push writing board can be rotated for a certain angle, thereby being convenient for teaching and demonstrating students at two sides in a multimedia classroom, the teaching quality can be ensured through multi-angle demonstration, through arranging a soft hair wiper at the back of the left-push writing board and the right-push writing board, after the teaching work is finished, the flat display screen can be cleaned through the soft hair wiper when the left-push writing board and the right-push writing board move to the middle part of the chute, the time and the labor are saved, the use is convenient, through arranging a clamping groove and a clamping block on the corresponding side wall of the left, the left push-pull writing board and the right push-pull writing board are clamped after the teaching work is finished, so that the joint is prevented from loosening, the flat panel display screen can be protected, and the flat panel display screen is effectively prevented from being accidentally damaged; the utility model discloses a multi-angle demonstration makes the teaching quality obtain the guarantee, cleans dull and stereotyped display screen through the pappus, labour saving and time saving, and convenient to use can play the effect of protection to dull and stereotyped display screen simultaneously, prevents effectively that the accident of dull and stereotyped display screen from damaging.

Drawings

Fig. 1 is a front view of the present invention;

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

FIG. 3 is a schematic view of the connection structure of the middle shaft sleeve with the upper connecting shaft and the lower connecting shaft;

FIG. 4 is a side view of the middle and left push-pull tablet of the present invention;

fig. 5 is a side view of the middle-right push-pull writing board of the present invention.

In the figure: 1. a frame body; 2. a cavity; 3. pushing and pulling the writing board leftwards; 4. pushing and pulling the writing board right; 5. a flat panel display screen; 6. a chute; 7. a slider; 8. an upper connecting shaft; 9. a lower connecting shaft; 10. a shaft sleeve; 11. A first sliding bearing; 12. a second sliding bearing; 13. softening the fur; 14. a card slot; 15. a first magnet; 16. a clamping block; 17. a second magnet; 18. a push block; 19. and (4) placing the box.

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.

As shown in fig. 1-5, the utility model provides a technical solution: a multimedia demonstration device comprises a frame main body 1, a cavity 2, a left push-pull writing board 3, a right push-pull writing board 4, a flat panel display 5, a sliding chute 6, a sliding block 7, a shaft sleeve 10 and a soft brush 13, wherein the frame main body 1 is of a cuboid structure with an opening on one surface, the cavity 2 is arranged inside the frame main body 1, the sliding chute 6 is provided with two lower connecting shafts 9 which are respectively arranged at the top and the bottom of the frame main body 1 corresponding to the cavity 2, the sliding block 7 is in sliding fit with the sliding chute 6, the sliding block 7 is provided with an upper connecting shaft 8, the top and the bottom of the left push-pull writing board 3 and the right push-pull writing board 4 are provided with a lower connecting shaft 9 which is vertically arranged corresponding to the upper connecting shaft 8, the upper connecting shaft 8 is connected with the lower connecting shaft 9 through the shaft sleeve 10, the inside of the shaft sleeve 10 is respectively provided with a first sliding bearing 11, the flat panel display 5 is arranged in the middle of the cavity 2 and is arranged on the rear side of the sliding groove 6, the soft eraser 13 is bonded on the back sides of the left-hand push-pull writing board 3 and the right-hand push-pull writing board 4, when the left-hand push-pull writing board 3 and the right-hand push-pull writing board 4 move towards the middle of the sliding groove 6, the soft eraser 13 is in contact with the surface of the flat panel display 5, a clamping groove 14 is formed in the side wall, close to the right-hand push-pull writing board 4, of the left-hand push-pull writing board 3, and a clamping block 16 is arranged on the side wall, close to the left-hand push-.

In one embodiment, the frame body 1, the sliding groove 6 and the sliding block 7 are made of aluminum alloy materials; the aluminum alloy has low density, high strength similar to or superior to that of high quality steel, good plasticity, capacity of being machined into various shapes and excellent corrosion resistance.

In one embodiment, the length of the frame body 1 is greater than the sum of the lengths of the left-push writing board 3, the right-push writing board 4 and the flat panel display 5, so as to prevent the left-push writing board 3 and the right-push writing board 4 from shielding the flat panel display 5, the length of the flat panel display 5 is greater than the lengths of the left-push writing board 3 and the right-push writing board 4 and less than the sum of the lengths of the left-push writing board 3 and the right-push writing board 4, and when the frame body is used, the whole flat panel display 5 can be protected after the left-push writing board 3 and the right-push writing board 4 are clamped.

In one embodiment, a first magnet 15 is disposed on the card slot 14, a second magnet 17 disposed corresponding to the first magnet 15 is disposed on the card block 16, and the first magnet 15 and the second magnet 17 are opposite magnets; the looseness of the connection part is effectively prevented through the characteristic that magnets attract oppositely.

In one embodiment, the near ends of the left-push writing board 3 and the right-push writing board 4 are both provided with a push block 18, and the push block 18 is provided with a finger slot for exerting force on the hand; the push block 18 is arranged to facilitate the pushing of the left push-pull writing board 3 and the right push-pull writing board 4, and the finger grooves are arranged to facilitate the application of force to hands.

In one embodiment, the bottom end of the side wall of the frame body 1 is provided with a placing box 19 for placing teaching aids; teaching aids to be used are placed through the placing box 19, such as: chalk, chalk eraser, etc.

During the use, the teacher can write on left-hand push-and-pull clipboard 3 and right-hand push-and-pull clipboard 4, cooperation flat panel display screen 5 carries out the lively demonstration of multimedia teaching to the student, promote left-hand push-and-pull clipboard 3 and the rotatory certain angle of right-hand push-and-pull clipboard 4, make the student that is located each position in the classroom can both see teaching content clearly, be convenient for student's note and understand, after teaching work, remove to both joint into a whole to spout 6 middle parts through promoting left-hand push-and-pull clipboard 3 and right-hand push-and-pull clipboard 4, at the in-process that removes, wipe 13 through the soft hair that sets up at left-hand push-and-pull clipboard 3 and right-hand push-and-pull clipboard 4 back and clean flat panel display screen 5 screens, flat panel display screen 5.

To sum up can, the utility model discloses a multi-angle demonstration makes the teaching quality obtain the guarantee, wipes 13 through the fluff and cleans 5 screens of flat panel display, labour saving and time saving, and convenient to use can play the effect of protection to flat panel display 5 simultaneously, effectively prevents the unexpected damage of flat panel display 5.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. A multimedia presentation device, characterized by: the multifunctional writing board comprises a frame main body (1), a cavity (2), a left-push writing board (3), a right-push writing board (4), a flat panel display screen (5), a sliding groove (6), a sliding block (7), a shaft sleeve (10) and a soft brush wiper (13), wherein the frame main body (1) is of a cuboid structure with an opening formed in one surface, the cavity (2) is arranged inside the frame main body (1), the sliding groove (6) is provided with two lower connecting shafts (9) which are respectively arranged at the top and the bottom of the frame main body (1) corresponding to the cavity (2), the sliding block (7) is in sliding fit with the sliding groove (6), the sliding block (7) is provided with an upper connecting shaft (8), the top and the bottom of the left-push writing board (3) and the right-push writing board (4) are provided with lower connecting shafts (9) which vertically correspond to the upper connecting shaft (8), and the upper connecting shaft (8) and the lower connecting, a first sliding bearing (11) and a second sliding bearing (12) which are matched with the upper connecting shaft (8) and the lower connecting shaft (9) are respectively arranged in the shaft sleeve (10), the flat panel display screen (5) is arranged in the middle of the cavity (2) and at the rear side of the sliding chute (6), the soft brush (13) is adhered to the back surfaces of the left push-pull writing board (3) and the right push-pull writing board (4), when the left push-pull writing board (3) and the right push-pull writing board (4) move to the middle part of the sliding chute (6), the soft brush (13) is contacted with the surface of the flat panel display screen (5), a clamping groove (14) is arranged on the side wall of the left push-pull writing board (3) close to the right push-pull writing board (4), and a clamping block (16) clamped with the clamping groove (14) is arranged on the side wall of the right push-pull writing board (4) close to the left push-pull writing board (3).

2. A multimedia presentation device according to claim 1, characterized in that: the frame main body (1), the sliding groove (6) and the sliding block (7) are all made of aluminum alloy materials.

3. A multimedia presentation device according to claim 1, characterized in that: the length of the frame body (1) is greater than the sum of the lengths of the left-push writing board (3), the right-push writing board (4) and the flat panel display screen (5), and the length of the flat panel display screen (5) is greater than the lengths of the left-push writing board (3) and the right-push writing board (4) and less than the sum of the lengths of the left-push writing board (3) and the right-push writing board (4).

4. A multimedia presentation device according to claim 1, characterized in that: the clamping groove (14) is provided with a first magnet (15), the clamping block (16) is provided with a second magnet (17) corresponding to the first magnet (15), and the first magnet (15) and the second magnet (17) are opposite magnets.

5. A multimedia presentation device according to claim 1, characterized in that: push blocks (18) are arranged at the ends, close to the left push-pull writing board (3) and the right push-pull writing board (4), of the left push-pull writing board and the right push-pull writing board, and finger grooves used for exerting force on hands are formed in the push blocks (18).

6. A multimedia presentation device according to claim 1, characterized in that: the bottom end of the side wall of the frame main body (1) is provided with a placing box (19) for placing teaching aids.