CN210123595U - Oral english teaching uses multimedia display device based on debate system debate - Google Patents
Oral english teaching uses multimedia display device based on debate system debate Download PDFInfo
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- CN210123595U CN210123595U CN201920994981.4U CN201920994981U CN210123595U CN 210123595 U CN210123595 U CN 210123595U CN 201920994981 U CN201920994981 U CN 201920994981U CN 210123595 U CN210123595 U CN 210123595U
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Abstract
The utility model belongs to the technical field of teaching equipment, especially, be a multimedia display device is used in oral english teaching based on debate, the on-line screen storage device comprises a base, the top fixed mounting of base has multistage push rod motor, and fixed mounting has semi-circular box on the output shaft of multistage push rod motor, and the top fixed mounting of semi-circular box has first display, and the both sides of first display are equipped with two second displays, and fixed mounting has driving motor on the top inner wall of semi-circular box, and fixed mounting has first circular gear on driving motor's the output shaft, and first horizontal pole is installed to semi-circular box internal rotation, and fixed cover is equipped with the circular gear of second on the first horizontal pole. The utility model discloses simple structure, the practicality is strong, can carry out ascending adjustment to the second display as required, after using simultaneously, can also contract it back, practices thrift the space, and the operation is got up simply conveniently.
Description
Technical Field
The utility model relates to a teaching equipment technical field especially relates to a multi-media display device is used in oral english teaching based on debate.
Background
The multimedia is the synthesis of many media, generally include the multiple media forms such as text, sound and picture, in the computer system, the multimedia refers to a kind of man-machine interactive information exchange and spread media which makes up two or more than two kinds of media, the media used includes characters, pictures, photos, sound, animation and film, and the interactive function that the program provides, from the apparatus used the longest in teaching, through retrieving, the patent document with the publication number of authority of CN206757903U, have disclosed a kind of English teaching uses the display device, it solves the display position in the multimedia apparatus in the prior art and can't adjust, the technical problem which influences the student and watches, it includes the display, characterized by that: the display device further comprises a base, the lower portion of the base is connected with the lifting device, the upper portion of the base is provided with a sliding rail, and the display device is supported on the sliding rail through the first I-shaped sliding block.
However, the above-mentioned technology has the disadvantages that the above-mentioned structure can only adjust the display in the direction, and the advantage of using the display screen in two directions is that it is more clear to the students on both sides, but it takes up space when not used, so it provides a multimedia display device for oral english teaching based on debate.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a multimedia display device for oral English teaching based on debate.
In order to achieve the above purpose, the utility model adopts the following technical scheme: a multimedia display device for oral English teaching based on debate and debate in meeting comprises a base, wherein a multi-stage push rod motor is fixedly installed at the top of the base, a semicircular box body is fixedly installed on an output shaft of the multi-stage push rod motor, a first display is fixedly installed at the top of the semicircular box body, two second displays are arranged on two sides of the first display, a driving motor is fixedly installed on the inner wall of the top of the semicircular box body, a first circular gear is fixedly installed on the output shaft of the driving motor, a first cross rod is rotatably installed in the semicircular box body, a second circular gear is fixedly sleeved on the first cross rod and meshed with the first circular gear, a first bar-shaped block is fixedly installed at the top of the semicircular box body and positioned behind the first display, two first I-shaped grooves are formed in the top of the first bar-shaped block, and openings are formed in the inner walls of one sides, far away from each other, of the, the two ends of the first cross rod are fixedly provided with first conical gears, the semicircular box body is internally and rotatably provided with two first round rods, the first round rods are fixedly sleeved with second conical gears, the second conical gears are meshed with the corresponding first conical gears, the top ends of the first round rods extend out of the semicircular box body and are fixedly provided with second bar-shaped blocks, the top parts of the second bar-shaped blocks are provided with second I-shaped grooves, the inner walls of the two second I-shaped grooves on the side close to each other are provided with openings, I-shaped sliding blocks are slidably arranged in the second I-shaped grooves, and the top parts of the I-shaped sliding blocks are fixedly connected with the bottom parts of corresponding second displays.
Preferably, two arc blocks are fixedly mounted on the inner wall of the bottom of the semicircular box body, an arc groove is formed in the top of each arc block, a second round rod is slidably mounted in the arc groove, and the top end of the second round rod extends out of the semicircular box body and is fixedly connected with the bottom of the second strip block.
Preferably, the first cross rod is rotatably sleeved with two supporting blocks, and the bottoms of the supporting blocks are fixedly connected with the inner wall of the bottom of the semicircular box body.
Preferably, the bottom end of the first round rod is rotatably sleeved with a rotating block, and the bottom of the rotating block is fixedly connected with the inner wall of the bottom of the semicircular box body.
Preferably, two first through holes are formed in the inner wall of the top of the semicircular box body, a bearing is arranged in each first through hole, the outer ring of each bearing is fixedly connected with the inner wall of each first through hole, and the inner ring of each bearing is fixedly connected with the corresponding first round rod.
Preferably, two arc-shaped through holes are formed in the top of the semicircular box body and are in sliding connection with the corresponding second round rods.
Compared with the prior art, the beneficial effects of the utility model are that: firstly, the device is matched with a base, a multi-stage push rod motor, a semicircular box body, a first display, a second display, a driving motor, a first circular gear, a first cross rod, a second circular gear, a first bar-shaped block, a first I-shaped groove, a first conical gear, a first round rod, a second conical gear, a second bar-shaped block, a second I-shaped groove, an I-shaped slide block, an arc-shaped block and a second round rod, when multimedia equipment needs to be used, the multistage push rod motor is started, the output shaft of the multistage push rod motor drives the semicircular box body to move, so that the semicircular box body rises, when the semicircular box body rises to a certain height, the two second displays are pulled to move, so that the two second displays are far away from each other, the second displays drive the I-shaped sliding block to move, and when the I-shaped sliding block moves from the first I-shaped groove to the corresponding second I-shaped groove;
then starting a driving motor, wherein the driving motor drives first circular gears to rotate, the first circular gears drive second circular gears to rotate, the second circular gears drive first transverse rods to rotate, the first transverse rods drive two first bevel gears to rotate, the first bevel gears drive corresponding second bevel gears to rotate, and the second bevel gears drive corresponding first circular rods to rotate;
at the moment, the first round rod is taken as the center of a circle, the first round rod drives the second bar block to rotate, under the mutual matching of the arc-shaped block, the arc-shaped groove, the second round rod and the arc-shaped through hole, the second bar block realizes fan-shaped rotation, the second bar block drives the corresponding I-shaped slide block to rotate, and the I-shaped slide block drives the corresponding second display to rotate;
and when the two second displays need to be retracted, the driving motors are turned off, and the two second displays are reversely operated to slide the I-shaped sliding blocks into the corresponding first I-shaped grooves, so that the multimedia equipment is used.
The utility model discloses simple structure, the practicality is strong, can carry out ascending adjustment to the second display as required, after using simultaneously, can also contract it back, practices thrift the space, and the operation is got up simply conveniently.
Drawings
Fig. 1 is a schematic front view of the present invention;
FIG. 2 is a schematic cross-sectional view of portion A of FIG. 1;
FIG. 3 is an enlarged schematic view of portion B of FIG. 2;
FIG. 4 is an enlarged schematic view of a portion C of FIG. 2;
FIG. 5 is an enlarged schematic view of a portion D of FIG. 2;
fig. 6 is an assembly view of a second bar, a second i-shaped groove and i-shaped slide according to the present invention;
fig. 7 is an assembly view of the middle semicircular box body, the first bar-shaped block, the first i-shaped groove, the second bar-shaped block, the second i-shaped groove and the i-shaped slider according to the present invention.
In the figure: 1. a base; 2. a multi-stage push rod motor; 3. a semicircular box body; 4. a first display; 5. a second display; 6. a drive motor; 7. a first circular gear; 8. a first cross bar; 9. a second circular gear; 10. a first bar; 11. a first drum groove; 12. a first bevel gear; 13. a first round bar; 14. a second bevel gear; 15. a second bar block; 16. a second drum groove; 17. an I-shaped slide block; 18. an arc-shaped block; 19. a second round bar.
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 to 7, the present invention provides a technical solution: a multimedia display device for oral English teaching based on debate and debate includes a base 1, a multistage push rod motor 2 is fixedly installed on the top of the base 1, a semicircular box 3 is fixedly installed on the output shaft of the multistage push rod motor 2, a first display 4 is fixedly installed on the top of the semicircular box 3, two second displays 5 are arranged on two sides of the first display 4, a driving motor 6 is fixedly installed on the inner wall of the top of the semicircular box 3, a first circular gear 7 is fixedly installed on the output shaft of the driving motor 6, a first cross rod 8 is rotatably installed in the semicircular box 3, a second circular gear 9 is fixedly sleeved on the first cross rod 8, the second circular gear 9 is meshed with the first circular gear 7, a first bar 10 is fixedly installed on the top of the semicircular box 3, the first bar 10 is located behind the first display 4, two first I-shaped grooves 11 are formed on the top of the first bar 10, the inner walls of the two sides, far away from each other, of the first i-shaped grooves 11 are provided with openings, the two ends of the first cross rod 8 are fixedly provided with first conical gears 12, the semicircular box body 3 is rotatably provided with two first round rods 13, the first round rods 13 are fixedly sleeved with second conical gears 14, the second conical gears 14 are meshed with the corresponding first conical gears 12, the top ends of the first round rods 13 extend to the outside of the semicircular box body 3 and are fixedly provided with second bar-shaped blocks 15, the top parts of the second bar-shaped blocks 15 are provided with second i-shaped grooves 16, the inner walls of the two sides, near to each other, of the second i-shaped grooves 16 are provided with openings, i-shaped sliders 17 are slidably mounted in the second i-shaped grooves 16, and the top parts of the i-shaped sliders 17 are fixedly connected with the bottoms;
two arc-shaped blocks 18 are fixedly arranged on the inner wall of the bottom of the semicircular box body 3, an arc-shaped groove is formed in the top of each arc-shaped block 18, a second round rod 19 is arranged in the arc-shaped groove in a sliding mode, the top end of each second round rod 19 extends out of the semicircular box body 3 and is fixedly connected with the bottom of each second strip-shaped block 15, two supporting blocks are rotatably sleeved on each first cross rod 8, the bottoms of the supporting blocks are fixedly connected with the inner wall of the bottom of the semicircular box body 3, a rotating block is rotatably sleeved at the bottom end of each first round rod 13, the bottom of each rotating block is fixedly connected with the inner wall of the bottom of the semicircular box body 3, two first through holes are formed in the inner wall of the top of the semicircular box body 3, a bearing is arranged in each first through hole, the outer ring of each bearing is fixedly connected with the inner wall of the corresponding first round rod 13, two arc-shaped through holes are, through the base 1, the multistage push rod motor 2, the semicircular box 3, the first display 4, the second display 5, the driving motor 6, the first circular gear 7, the first cross bar 8, the second circular gear 9, the first bar-shaped block 10, the first I-shaped groove 11, the first bevel gear 12, the first circular bar 13, the second bevel gear 14, the second bar-shaped block 15, the second I-shaped groove 16, the I-shaped slider 17, the arc-shaped block 18 and the second circular bar 19, when the multimedia device is needed, the multistage push rod motor 2 is started first, the output shaft of the multistage push rod motor 2 drives the semicircular box 3 to move, so that the semicircular box 3 rises, when the semicircular box 3 rises to a certain height, the two second displays 5 are pulled to move, so that the two second displays 5 are far away from each other, the second display 5 drives the I-shaped slider 17 to move, when the I-shaped slider 17 moves from the first I-shaped groove 11 to the corresponding second I-shaped groove 16, then the driving motor 6 is started, the driving motor 6 drives the first circular gear 7 to rotate, the first circular gear 7 drives the second circular gear 9 to rotate, the second circular gear 9 drives the first cross bar 8 to rotate, the first cross bar 8 drives the two first bevel gears 12 to rotate, the first bevel gears 12 drive the corresponding second bevel gears 14 to rotate, the second bevel gears 14 drive the corresponding first circular bars 13 to rotate, at the moment, the first circular bars 13 drive the second bar-shaped blocks 15 to rotate by taking the first circular bars 13 as the circle center, under the mutual matching of the arc-shaped blocks 18, the arc-shaped grooves, the second circular bars 19 and the arc-shaped through holes, the second bar-shaped blocks 15 realize sector rotation, the second bar-shaped blocks 15 drive the corresponding I-shaped sliding blocks 17 to rotate, the I-shaped sliding blocks 17 drive the corresponding second display 5 to rotate, after the second display 5 rotates to a required angle, the driving motor 6 is closed, when the two second displays 5 need to be contracted, reverse operation can, with I-shaped slider 17 smooth nearly correspond in the first I-shaped recess 11 can to accomplish this multimedia device's use work, the utility model discloses simple structure, the practicality is strong, can carry out ascending adjustment to second display 5 as required, after using simultaneously, can also contract it back, practice thrift the space, it is simple convenient that the operation gets up.
The working principle is as follows: when the multimedia device is needed, the multi-stage push rod motor 2 is started, the output shaft of the multi-stage push rod motor 2 drives the semicircular box 3 to move, so that the semicircular box 3 rises, when the semicircular box 3 rises to a certain height, the two second displays 5 are pulled to move, so that the two second displays 5 are away from each other, the second displays 5 drive the I-shaped sliding blocks 17 to move, when the I-shaped sliding blocks 17 move from the first I-shaped grooves 11 to the corresponding second I-shaped grooves 16, the driving motor 6 is started, the driving motor 6 drives the first circular gear 7 to rotate, the first circular gear 7 drives the second circular gear 9 to rotate, the second circular gear 9 drives the first cross rod 8 to rotate, the first cross rod 8 drives the two first conical gears 12 to rotate, the first conical gear 12 drives the corresponding second conical gear 14 to rotate, and the second conical gear 14 drives the corresponding first circular rod 13 to rotate, at this time, the first round bar 13 is used as a circle center, the first round bar 13 drives the second bar block 15 to rotate, under the mutual matching of the arc-shaped block 18, the arc-shaped groove, the second round bar 19 and the arc-shaped through hole, the second bar block 15 realizes fan-shaped rotation, the second bar block 15 drives the corresponding I-shaped slider 17 to rotate, the I-shaped slider 17 drives the corresponding second display 5 to rotate, after the second display 5 rotates to a required angle, the driving motor 6 is closed, when the two second displays 5 need to be retracted, the reverse operation is performed, and the I-shaped slider 17 slides close to the corresponding first I-shaped groove 11, so that the use work of the multimedia device is completed.
It should be noted that the device structure and the accompanying drawings of the present invention mainly describe the principle of the present invention, and in the technology of this design principle, the settings of the power mechanism, the power supply system, the control system, etc. of the device are not completely described, and the details of the power mechanism, the power supply system, and the control system can be clearly known on the premise that those skilled in the art understand the principle of the present invention.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. The utility model provides a multi-media display device is used in oral english teaching based on debate, includes base (1), its characterized in that: the multi-stage push rod type display screen is characterized in that a multi-stage push rod motor (2) is fixedly mounted at the top of a base (1), a semicircular box body (3) is fixedly mounted on an output shaft of the multi-stage push rod motor (2), a first display (4) is fixedly mounted at the top of the semicircular box body (3), two second displays (5) are arranged on two sides of the first display (4), a driving motor (6) is fixedly mounted on the inner wall of the top of the semicircular box body (3), a first circular gear (7) is fixedly mounted on the output shaft of the driving motor (6), a first cross rod (8) is rotatably mounted in the semicircular box body (3), a second circular gear (9) is fixedly sleeved on the first cross rod (8), the second circular gear (9) is meshed with the first circular gear (7), a first bar-shaped block (10) is fixedly mounted at the top of the semicircular box body (3), and the first bar-shaped block (10, the top of the first bar-shaped block (10) is provided with two first I-shaped grooves (11), the inner wall of one side, away from each other, of each of the two first I-shaped grooves (11) is provided with an opening, two ends of the first cross rod (8) are fixedly provided with first conical gears (12), two first round rods (13) are rotatably arranged in the semicircular box body (3), the first round rods (13) are fixedly sleeved with second conical gears (14), the second conical gears (14) are meshed with the corresponding first conical gears (12), the top ends of the first round rods (13) extend out of the semicircular box body (3) and are fixedly provided with second bar-shaped blocks (15), the top of the second bar-shaped blocks (15) is provided with second I-shaped grooves (16), the inner wall of one side, close to each other, of the two second I-shaped grooves (16) is provided with an opening, and I-shaped sliding blocks (17) are slidably arranged, the top of the I-shaped sliding block (17) is fixedly connected with the bottom of the corresponding second display (5).
2. The multimedia display device for oral english teaching according to claim 1, wherein: two arc blocks (18) are fixedly mounted on the inner wall of the bottom of the semicircular box body (3), an arc groove is formed in the top of each arc block (18), a second round rod (19) is slidably mounted in the arc groove, and the top end of each second round rod (19) extends out of the semicircular box body (3) and is fixedly connected with the bottom of each second strip block (15).
3. The multimedia display device for oral english teaching according to claim 1, wherein: the first cross rod (8) is rotatably sleeved with two supporting blocks, and the bottoms of the supporting blocks are fixedly connected with the inner wall of the bottom of the semicircular box body (3).
4. The multimedia display device for oral english teaching according to claim 1, wherein: the bottom of the first round rod (13) is rotatably sleeved with a rotating block, and the bottom of the rotating block is fixedly connected with the inner wall of the bottom of the semicircular box body (3).
5. The multimedia display device for oral english teaching according to claim 1, wherein: two first through holes are formed in the inner wall of the top of the semicircular box body (3), a bearing is arranged in each first through hole, the outer ring of each bearing is fixedly connected with the inner wall of each first through hole, and the inner ring of each bearing is fixedly connected with the corresponding first round rod (13).
6. The multimedia display device for oral english teaching according to claim 2, wherein: two arc-shaped through holes are formed in the top of the semicircular box body (3), and the arc-shaped through holes are connected with the corresponding second round rods (19) in a sliding mode.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920994981.4U CN210123595U (en) | 2019-06-28 | 2019-06-28 | Oral english teaching uses multimedia display device based on debate system debate |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201920994981.4U CN210123595U (en) | 2019-06-28 | 2019-06-28 | Oral english teaching uses multimedia display device based on debate system debate |
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| CN210123595U true CN210123595U (en) | 2020-03-03 |
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| CN201920994981.4U Active CN210123595U (en) | 2019-06-28 | 2019-06-28 | Oral english teaching uses multimedia display device based on debate system debate |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111955909A (en) * | 2020-08-26 | 2020-11-20 | 贵阳职业技术学院 | Multimedia teaching device that chinese teaching used |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111955909A (en) * | 2020-08-26 | 2020-11-20 | 贵阳职业技术学院 | Multimedia teaching device that chinese teaching used |
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