CN214123172U

CN214123172U - Mathematical teaching device using computer multimedia

Info

Publication number: CN214123172U
Application number: CN202022934724.7U
Authority: CN
Inventors: 马雨博
Original assignee: China University of Geosciences Beijing
Current assignee: China University of Geosciences Beijing
Priority date: 2020-12-10
Filing date: 2020-12-10
Publication date: 2021-09-03
Anticipated expiration: 2030-12-10

Abstract

The utility model discloses an utilize computer multimedia's mathematical education device, the on-line screen storage device comprises a base, the lower extreme of base is provided with the gyro wheel, the equal fixed mounting in the top left and right sides of base has the cylinder, the hydraulic stem is installed to the upper end of cylinder, the front end of hydraulic stem is provided with the teaching board, one side of teaching board is provided with the projection curtain, one side of projection curtain is provided with the stay cord. An utilize computer multimedia's mathematical education device, belong to mathematical education device technical field, can conveniently remove in the use, also can adjust the device's height, the teacher's of being convenient for teaching has improved teacher's efficiency of giving lessons, also has the function of writing, utilizes the projection curtain, makes things convenient for student's study, has increased student's interest in learning, also can deposit the learning tool simultaneously, conveniently writes, can receive and release the projection curtain simultaneously, has increased the practicality.

Description

Mathematical teaching device using computer multimedia

Technical Field

The utility model relates to a mathematical education device technical field, in particular to utilize computer multimedia's mathematical education device.

Background

The teaching device is in the teaching process, according to the characteristics of teaching target and teaching object, through the teaching design, reasonable selection and application modern teaching media to with the organic combination of traditional teaching means, participate in the overall process of teaching jointly, act on the student with multiple media information, form reasonable teaching process structure, reach the teaching effect of optimization, multimedia teaching is in fact ancient and has been, the teacher is teaching with the help of text, sound, picture all the time. The present multimedia mathematical education device of computer is inconvenient in the use to remove, also can not height-adjusting, can not reduce mr's efficiency of giving lessons inconvenient to inconvenient mr teaching, also does not make things convenient for student's study, has reduced student's interest in learning, and the mathematics mr need carry the mathematics instrument when going to school simultaneously, and is comparatively inconvenient, and traditional mathematical education device occupies great space, is unfavorable for the teaching.

SUMMERY OF THE UTILITY MODEL

A primary object of the present invention is to provide a mathematical education apparatus using computer multimedia, which can effectively solve the problems of the background art.

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

a mathematical teaching device utilizing computer multimedia comprises a base, wherein rollers are arranged at the lower end of the base, air cylinders are fixedly arranged on the left side and the right side of the top of the base, hydraulic rods are arranged at the upper ends of the air cylinders, a teaching board is arranged at the front end of each hydraulic rod, a projection screen is arranged on one side of each teaching board, a pull rope is arranged on one side of the projection screen, a support column is arranged at the lower end of the base in a welding mode, the rollers are fixedly arranged at the bottom of the support column, the rollers are provided with brake pads, the air cylinders are fixedly arranged at the upper end of the base through screws, the air cylinders can control the hydraulic rods to move up and down, the teaching boards are fixedly arranged on the hydraulic rods through screws, a tool box is fixedly arranged at the front ends of the teaching boards, and a powder box is fixedly arranged on one side of the tool box;

preferably, the lower end of the projection screen is fixedly connected with a lower pull rod, the upper end of the projection screen is provided with a protection box, one side of the protection box is fixedly provided with an outer cover, a connecting rotating rod is movably arranged in the protection box, one end of the connecting rotating rod is fixedly provided with a gear, the gear is movably connected with a pull rope, a clamping bead is arranged on the pull rope, the gear and the clamping bead are mutually meshed, the gear is positioned in the outer cover, the other end of the connecting rotating rod is movably provided with a connecting rod, and grooves are formed in two sides of the connecting rod; a spring is arranged in the groove, one end of the spring is fixed to the bottom of the groove through a baffle, and a marble is fixedly arranged at the other end of the spring through the baffle;

preferably, one side of the upper end of the teaching board is provided with a connecting device, the connecting device is positioned on the back of the upper end of the teaching board, and the connecting device is movably connected with the connecting rod;

preferably, connecting device includes fixed plate, spacing hole, connector, the fixed plate is the integrated into one piece structure with the connector, the inboard of connector is provided with spacing hole, the marble can move about to get into spacing hole, the fixed plate passes through screw fixed connection together with the teaching board.

Compared with the prior art, the utility model discloses following beneficial effect has:

in the utility model, the mathematical teaching device using computer multimedia facilitates the carrying and moving of the whole device through the arrangement of the roller; the height of the device can be adjusted by arranging the air cylinder, so that the device is convenient for teachers to teach, and the teaching efficiency of the teachers is improved; by arranging the projection screen, the teaching board and the tool box, the learning interest of students is increased, and meanwhile, the teaching tools can be stored, so that the writing is convenient; the mathematical teaching device can fold and fold the projection screen device, and reduces the occupation of space.

Drawings

Fig. 1 is a schematic structural view of a mathematical education apparatus using computer multimedia according to the present invention;

FIG. 2 is a rear view of the mathematical education apparatus using computer multimedia according to the present invention;

FIG. 3 is a schematic structural view of a pull rope and a gear in the mathematical education device using computer multimedia according to the present invention;

FIG. 4 is a schematic structural view of a connection device in a mathematical education apparatus using computer multimedia according to the present invention;

FIG. 5 is a schematic view of the structure of the connecting rotating rod of the mathematical education apparatus using computer multimedia according to the present invention;

fig. 6 is the utility model relates to an utilize the cross-sectional view of connecting rod and connector in the mathematical education device of computer multimedia.

In the figure: 1. a base; 2. a cylinder; 3. a hydraulic lever; 4. a teaching board; 5. a roller; 6. a connector; 7. a protection box; 8. a projection screen; 9. pulling a rope; 10. a lower pull rod; 11. a housing; 12. a tool box; 13. A support pillar; 14. a powder wiping box; 15. a connecting device; 16. a fixing plate; 17. a limiting hole; 18. a marble; 19. a gear; 20. clamping the beads; 21. a connecting rod; 22. a groove; 23. a baffle plate; 24. a spring; 25. Is connected with the rotating rod.

Detailed Description

In order to make the technical means, creation features, achievement purposes and functions of the present invention easy to understand, the present invention is further described below with reference to the following embodiments.

In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "both ends", "one end", "the other end" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the device or element to which the reference is made must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" 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 "mounted," "disposed," "connected," and the like are to be construed broadly, and for example, "connected" may be either fixedly connected or detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

As shown in fig. 1-6, a mathematical education device using computer multimedia comprises a base 1, rollers 5 are arranged at the lower end of the base 1, cylinders 2 are fixedly arranged at the left and right sides of the top of the base 1, hydraulic rods 3 are arranged at the upper ends of the cylinders 2, a teaching board 4 is arranged at the front end of the hydraulic rods 3, a projection screen 8 is arranged at one side of the teaching board 4, a pull rope 9 is arranged at one side of the projection screen 8, a support column 13 is arranged at the lower end of the base 1 in a welding manner so that the teaching device can be conveniently moved in the using process, the rollers 5 are fixedly arranged at the bottom of the support column 13, the rollers 5 are provided with brake pads, in order to adjust the height of the device and facilitate teacher's teaching, the cylinders 2 are fixedly arranged at the upper end of the base 1 through screws, the cylinders 2 can control the hydraulic rods 3 to move up and down, the hydraulic rods 3 are fixedly provided with the teaching board 4 through screws, a tool box 12 is fixedly arranged at the front end of the teaching board 4, and a powder box 14 is fixedly arranged at one side of the tool box 12;

in this embodiment, in order to accommodate the projection screen 8, the lower end of the projection screen 8 is fixedly connected with a lower pull rod 10, the upper end of the projection screen 8 is provided with a protection box 7, one side of the protection box 7 is fixedly provided with an outer cover 11, a connecting rotating rod 25 is movably arranged in the protection box 7, one end of the connecting rotating rod 25 is fixedly provided with a gear 19, the gear 19 is movably connected with a pull rope 9, the pull rope 9 is provided with a clamping bead 20, the gear 19 is meshed with the clamping bead 20, the gear 19 is positioned in the outer cover 11, the other end of the connecting rotating rod 25 is movably provided with a connecting rod 21, and two sides of the connecting rod 21 are provided with grooves 22; a spring 24 is arranged in the groove 22, one end of the spring 24 is fixed to the bottom of the groove 22 through a baffle 23, and the other end of the spring 24 is fixedly provided with a marble 18 through the baffle 23;

in the embodiment, in order to movably connect the device, the upper end side of the teaching board 4 is provided with a connecting device 15, the connecting device 15 is positioned on the back of the upper end of the teaching board 4, and the connecting device 15 is movably connected with the connecting rod 21;

in addition, in order to realize the movable structure, the connecting device 15 comprises a fixing plate 16, a limiting hole 17 and a connector 6, the fixing plate 16 and the connector 6 are of an integrally formed structure, the limiting hole 17 is arranged on the inner side of the connector 6, a marble 18 can movably enter the limiting hole 17, and the fixing plate 16 and the teaching board 4 are fixedly connected together through screws.

It should be noted that, the utility model relates to an utilize computer multimedia's mathematical education device, when specifically using, through promoting mathematical education device, push down suitable position under the effect of gyro wheel 5, under connecting device 15's effect, utilize cylinder 2 and hydraulic stem 3 can adjust the use height of teaching device, will protect box 7 from the back of teaching board 4 through connecting device 15 and remove to openly, spur stay cord 9, put suitable position in protecting box 7 with projection curtain 8, put into tool holder 12 with the teaching tool can. Through support column 13 and gyro wheel 5 on the base 1, conveniently remove in the use, utilize cylinder 2 and hydraulic stem 3 can adjust the use height of teaching device, be fit for the height of mr's height, the teaching of being convenient for carries out multimedia teaching through teaching board 4 and projection curtain 8, makes things convenient for mr's teaching, makes things convenient for the student to observe and study, utilizes toolbox 12, chalk dust box 14 can deposit teaching tool.

The basic principles and the main features of the invention and the advantages of the invention have been shown and described above. It will be understood by those skilled in the art that the present invention is not limited to the above embodiments, and that the foregoing embodiments and descriptions are provided only to illustrate the principles of the present invention without departing from the spirit and scope of the present invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. A mathematical education apparatus using computer multimedia, characterized in that: comprises a base (1), rollers (5) are arranged at the lower end of the base (1), cylinders (2) are fixedly arranged on the left side and the right side of the top of the base (1), hydraulic rods (3) are arranged at the upper ends of the cylinders (2), a teaching board (4) is arranged at the front end of each hydraulic rod (3), a projection screen (8) is arranged on one side of the teaching board (4), a pull rope (9) is arranged on one side of the projection screen (8), a support column (13) is arranged at the lower end of the base (1) in a welding mode, the rollers (5) are fixedly arranged at the bottom of the support column (13), the rollers (5) are provided with brake pads, the cylinders (2) are fixedly arranged at the upper end of the base (1) through screws, the cylinders (2) can control the hydraulic rods (3) to move up and down, the hydraulic rods (3) are fixedly provided with the teaching board (4) through screws, the teaching board is characterized in that a tool box (12) is fixedly mounted at the front end of the teaching board (4), and a powder wiping box (14) is fixedly mounted on one side of the tool box (12).

2. The mathematical education apparatus using computer multimedia as claimed in claim 1, wherein: the lower extreme fixedly connected with lower pull rod (10) of projection curtain (8), the upper end of projection curtain (8) is provided with protection box (7), protection box (7) one side fixed mounting has dustcoat (11), the inside movable mounting of protection box (7) has connection bull stick (25), the one end fixed mounting of connecting bull stick (25) has gear (19), gear (19) swing joint stay cord (9), be provided with card pearl (20) on stay cord (9), gear (19) and card pearl (20) intermeshing, gear (19) are located inside dustcoat (11), the other end movable mounting of connecting bull stick (25) has connecting rod (21), connecting rod (21) both sides are provided with recess (22), the inside of recess (22) is equipped with a spring (24), the one end of spring (24) is passed through baffle (23) and is fixed to the bottom of recess (22), the other end is fixedly provided with a marble (18) through a baffle (23).

3. The mathematical education apparatus using computer multimedia as claimed in claim 2, wherein: one side of the upper end of the teaching board (4) is provided with a connecting device (15), the connecting device (15) is positioned on the back of the upper end of the teaching board (4), and the connecting device (15) is movably connected with a connecting rod (21).

4. A mathematical education apparatus using computer multimedia as claimed in claim 3, wherein: connecting device (15) are including fixed plate (16), spacing hole (17), connector (6), fixed plate (16) and connector (6) are integrated into one piece structure, the inboard of connector (6) is provided with spacing hole (17), marble (18) can the activity get into spacing hole (17), fixed plate (16) and teaching board (4) are in the same place through screw fixed connection.