CN113658461A - Computer multimedia teaching interactive display system - Google Patents
Computer multimedia teaching interactive display system Download PDFInfo
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- CN113658461A CN113658461A CN202110924081.4A CN202110924081A CN113658461A CN 113658461 A CN113658461 A CN 113658461A CN 202110924081 A CN202110924081 A CN 202110924081A CN 113658461 A CN113658461 A CN 113658461A
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- 230000002452 interceptive effect Effects 0.000 title claims abstract description 19
- 230000007306 turnover Effects 0.000 claims abstract description 6
- 238000004140 cleaning Methods 0.000 claims description 52
- 238000001179 sorption measurement Methods 0.000 claims description 14
- 230000007246 mechanism Effects 0.000 claims description 11
- 230000005540 biological transmission Effects 0.000 claims description 10
- 238000000034 method Methods 0.000 claims description 10
- 239000000428 dust Substances 0.000 claims description 9
- 230000008569 process Effects 0.000 claims description 6
- 230000003321 amplification Effects 0.000 claims description 4
- 238000003199 nucleic acid amplification method Methods 0.000 claims description 4
- 230000001680 brushing effect Effects 0.000 claims description 3
- 238000001914 filtration Methods 0.000 claims description 3
- 239000013589 supplement Substances 0.000 claims description 3
- 230000006872 improvement Effects 0.000 description 10
- 238000010586 diagram Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000007547 defect Effects 0.000 description 2
- 238000010521 absorption reaction Methods 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 230000006870 function Effects 0.000 description 1
- 230000005389 magnetism Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000002441 reversible effect Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 230000001360 synchronised effect Effects 0.000 description 1
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Classifications
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- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09B—EDUCATIONAL OR DEMONSTRATION APPLIANCES; APPLIANCES FOR TEACHING, OR COMMUNICATING WITH, THE BLIND, DEAF OR MUTE; MODELS; PLANETARIA; GLOBES; MAPS; DIAGRAMS
- G09B5/00—Electrically-operated educational appliances
- G09B5/06—Electrically-operated educational appliances with both visual and audible presentation of the material to be studied
- G09B5/065—Combinations of audio and video presentations, e.g. videotapes, videodiscs, television systems
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/10—Cleaning by methods involving the use of tools characterised by the type of cleaning tool
- B08B1/12—Brushes
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B1/00—Cleaning by methods involving the use of tools
- B08B1/20—Cleaning of moving articles, e.g. of moving webs or of objects on a conveyor
-
- G—PHYSICS
- G09—EDUCATION; CRYPTOGRAPHY; DISPLAY; ADVERTISING; SEALS
- G09F—DISPLAYING; ADVERTISING; SIGNS; LABELS OR NAME-PLATES; SEALS
- G09F9/00—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements
- G09F9/30—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements
- G09F9/301—Indicating arrangements for variable information in which the information is built-up on a support by selection or combination of individual elements in which the desired character or characters are formed by combining individual elements flexible foldable or roll-able electronic displays, e.g. thin LCD, OLED
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- Engineering & Computer Science (AREA)
- Physics & Mathematics (AREA)
- General Physics & Mathematics (AREA)
- Theoretical Computer Science (AREA)
- Multimedia (AREA)
- Business, Economics & Management (AREA)
- Educational Administration (AREA)
- Educational Technology (AREA)
- Drawing Aids And Blackboards (AREA)
Abstract
The invention relates to the technical field of computer teaching display, in particular to a computer multimedia teaching interactive display system which comprises a writing display device, a multimedia display device and a camera device, wherein the writing display device comprises a flexible writing board arranged in a rotating and circulating mode, the flexible writing board is used for displaying writing contents, the multimedia display device comprises display screens arranged at two ends of the length direction of the flexible writing board, the display screens are arranged in a turnover and storage mode and comprise a multifunctional display screen positioned at the rotating input end part of the flexible writing board and a compensation display screen positioned at the rotating output end part of the flexible writing board, the camera device comprises a camera rotatably arranged at the top of the writing display device, and the camera is used for shooting the contents on the flexible writing board positioned at the back side of the writing display device and transmitting the contents to the compensation display screen for display.
Description
Technical Field
The invention relates to the technical field of computer teaching display, in particular to a computer multimedia teaching interactive display system.
Background
The multimedia teaching display system has wide application in education and teaching with the advantages of luxuriant pictures and texts, simplicity, easy use and the like, and the multimedia teaching display system can make teaching contents difficult to change into easy and abstract into concrete by only lightly touching icons or characters of a large-screen display with fingers or directly performing handwriting, thereby enhancing teaching interactivity and making teaching more concise and efficient.
The existing multimedia teaching display system generally has the following defects: 1. compared with the traditional teaching blackboard, the large-area display screen is used for replacing the blackboard, so that the cost is too high; 2. when the display screen is combined with the handwriting blackboard, the display range of the blackboard is too small, and once the area is used up, when new content needs to be written, a part of the content needs to be erased; 3. existing multimedia is too bulky.
Patent application No. CN201810015180.9, which discloses a multimedia teaching apparatus, comprising: the base can be supported on the ground in a rolling manner, an upright post is arranged on the base, and a slide rail extending along the vertical direction is arranged on the upright post; the blackboard is arranged on the slide rail; the rod barrel of the first electric push rod is hinged to the base, the extending end of the telescopic rod is hinged to the blackboard, and the telescopic rod stretches and retracts to drive the blackboard to slide along the sliding rail, so that the blackboard is lifted, and the height of the blackboard is adjusted; the teacher desk can be extended or accommodated on the base, and a computer and a sound device are contained in the teacher desk; and the projector is in communication connection with a microcomputer in the teacher desk and is used for projecting images or videos onto the blackboard.
Although the above patent discloses a combined use mode of a multimedia display screen and a blackboard, when the blackboard is used as a handwriting display system, the amount of written content is easily limited due to the area of the blackboard, which causes the content written before to be continuously erased, and causes the student to break the front and back teaching information during the process of receiving the content, and the contact and memory cannot be effectively performed.
Disclosure of Invention
The invention aims to overcome the defects of the prior art and provides a computer multimedia teaching interactive display system, wherein a flexible writing board which is arranged in a rotating mode is used as a handwriting display carrier, a compensation display screen and a camera are matched, when the flexible writing board rotates to rotate a blank part for a teaching worker to write, the camera shoots down the content recorded on the flexible writing board which rotates to the back side and transmits the content to the compensation display screen to display the content for the student, so that the front and back teaching information can be continuous, and the memory and learning efficiency of the student is improved. .
In order to achieve the purpose, the invention provides the following technical scheme:
a computer multimedia teaching interactive display system comprising:
the writing display device comprises a flexible writing board which is arranged in a rotating and circulating mode, and the flexible writing board is used for displaying writing contents;
the multi-media display device comprises display screens arranged at two ends of the flexible writing board in the length direction, the display screens are arranged in a turnover and storage mode and comprise a multifunctional display screen positioned at the rotary input end part of the flexible writing board and a compensation display screen positioned at the rotary output end part of the flexible writing board; and
the camera device comprises a camera which is rotatably installed at the top of the writing display device, and the camera is used for shooting content on the flexible writing board on the back side of the writing display device and transmitting the content to the compensation display screen for displaying.
As an improvement, the writing display device further includes:
the bracket is vertically arranged in a lifting way, and the flexible writing board is wound on the bracket;
the rotary motor is arranged at the top of the bracket, and the bracket drives the flexible writing board to rotate;
the electromagnetic adsorption board, the electromagnetic adsorption board install in on the support, this electromagnetic adsorption board is located in the region that flexible clipboard centers on, when writing, the electromagnetic adsorption board is used for adsorbing fixedly flexible clipboard.
As an improvement, a cleaning mechanism for wiping and cleaning the writing traces on the flexible writing board is arranged on the writing display device.
As an improvement, the cleaning mechanism comprises a cleaning cover, a cleaning roller, a brush roller, an air guide fan and a filter element;
the cleaning cover is arranged close to the multifunctional display screen and covers the flexible writing board to form a cleaning area;
the cleaning roller is rotatably arranged in the cleaning cover and is used for cleaning the flexible writing board;
the brush roll is rotatably arranged on the cleaning cover and is used for brushing and cleaning dust on the cleaning roll;
the air guide fan is arranged at the bottom of the cleaning cover and used for extracting dust under the brush roller;
the filter element is arranged opposite to the air guide fan and used for filtering dust extracted by the air guide fan.
As an improvement, the bottom of the writing display device is provided with a turnover folding pedal, and when the pedal is turned over to be horizontally placed, the pedal is used for a writer to walk.
As an improvement, the pedal, the display screen and the camera are driven by a driving device arranged at the bottom of the writing display device to rotate, store and unfold.
As an improvement, the driving device comprises an electric pushing cylinder, a horizontal gear, a horizontal rack, a vertical gear and a belt transmission set;
the electric pushing cylinder pushes the writing display device to move;
the horizontal gear is respectively arranged at the bottom of a rotating shaft which drives the display screen and the camera to rotate;
the horizontal racks and the horizontal gears are arranged in a one-to-one correspondence manner, and the horizontal racks are matched with the horizontal gears to drive the display screen and the camera to rotate and store in the pushing process of the electric pushing cylinder;
the vertical gears are arranged on two sides below the pedal and are in transmission connection with a rotating shaft of the pedal through a belt transmission set;
the vertical racks and the vertical gears are arranged in a one-to-one correspondence mode, and the vertical racks and the vertical gears are matched to drive the pedals to turn over.
As an improvement, the bottom of the display screen is provided with an elastically adjustable supporting arm, and the bottom of the supporting arm is provided with a roller.
As an improvement, a light supplement lamp which rotates synchronously with the camera is arranged below the camera and used for illuminating the flexible writing board.
As an improvement, the method further comprises the following steps: the sound amplifying device comprises a microphone and a loudspeaker;
the microphone is connected with the camera through a rotating arm, the microphone and the camera are respectively arranged at two ends of the rotating arm, and the microphone synchronously rotates along with the camera;
the loudspeaker is arranged at the top of the corresponding display screen and used for diffusing the sound transmitted by the microphone.
The invention has the beneficial effects that:
(1) according to the invention, the flexible writing board which is arranged in a rotating way is used as a handwriting display carrier, and the compensation display screen and the camera are matched, so that when the flexible writing board rotates to rotate a blank part for a teaching worker to write, the camera shoots down the content recorded on the flexible writing board which rotates to the back side and transmits the content to the compensation display screen to display the content to a student, so that the front and back teaching information can be continuous, and the memory and learning efficiency of the student is improved;
(2) the pedal, the display screen and the camera can be synchronously driven to rotate, extend or store by using the driving device, so that the occupied space of the computer multimedia teaching interactive display system is greatly reduced, and the pedal, the display screen and the camera are sequentially reset in the storage process, so that the danger can be greatly reduced;
(3) according to the invention, the flexible writing board is arranged in a rotating and circulating manner, so that a teaching worker can write in teaching only by standing at one position of the pedal, the whole process does not need to walk back and forth, and the cleaning mechanism can automatically clean the flexible writing board, so that the labor intensity of the teaching worker is greatly reduced.
In conclusion, the invention has the advantages of wide adaptability, various functions, contribution to students to learning and memory and the like, and is particularly suitable for the technical field of computer teaching display.
Drawings
FIG. 1 is a schematic structural view of the present invention in a contracted state;
FIG. 2 is a structural diagram illustrating the unfolded state of the present invention;
FIG. 3 is an enlarged view of the structure at A in FIG. 2;
FIG. 4 is a schematic view of a backside structure of the present invention;
FIG. 5 is a schematic perspective view of the cleaning mechanism of the present invention;
FIG. 6 is a schematic view of a fracture structure of the cleaning mechanism of the present invention;
FIG. 7 is a schematic structural diagram of an electromagnetic absorption plate according to the present invention;
fig. 8 is a schematic diagram of the structure of the flexible writing board of the present invention.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like, indicate orientations and positional relationships based on those shown in the drawings, and are used only for convenience of description and simplicity of description, and do not indicate or imply that the equipment or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be considered as limiting the present invention.
Furthermore, 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 implicitly indicating the 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 defined otherwise.
Examples
As shown in fig. 1 and 8, a computer multimedia teaching interactive display system includes:
the writing display device 1 comprises a flexible writing board 11 which is arranged in a rotating cycle mode, wherein the flexible writing board 11 is used for displaying writing contents;
the multimedia display device 2 comprises display screens 21 arranged at two ends of the flexible writing board 11 in the length direction, the display screens 21 are arranged in an overturning and accommodating manner, and the display screens 21 comprise a multifunctional display screen 211 positioned at the rotary input end part 111 of the flexible writing board 11 and a compensation display screen 212 positioned at the rotary output end part 112 of the flexible writing board 11; and
the camera device 3, the camera device 3 includes a camera 31 rotatably mounted on the top of the writing display device 1, and the camera 31 is used for shooting the content on the flexible writing board 11 on the back side of the writing display device 1 and transmitting the content to the compensation display screen 212 for displaying.
Further, the writing display device 1 further includes:
the bracket 12 is vertically arranged through an electric push rod, and the flexible writing board 11 is wound on the bracket 12;
a rotary motor 13, wherein the rotary motor 13 is arranged on the top of the bracket 12, and the bracket 12 drives the flexible writing board 11 to rotate;
the electromagnetic adsorption plate 14 is mounted on the support 12, the electromagnetic adsorption plate 14 is located in an area surrounded by the flexible writing board 11, and when writing is performed, the electromagnetic adsorption plate 14 is used for adsorbing and fixing the flexible writing board 11.
Further, a cleaning mechanism 15 for wiping and cleaning the writing traces on the flexible writing board 11 is attached to the writing display device 1.
Furthermore, the cleaning mechanism 15 includes a cleaning cover 151, a cleaning roller 152, a brush roller 153, a wind guiding fan 154 and a filter element 155;
the cleaning cover 151 is arranged close to the multifunctional display screen 211, and the cleaning cover 151 is covered on the flexible writing board 11 to form a cleaning area 150;
the cleaning roller 152 is rotatably mounted in the cleaning cover 151, and the cleaning roller 152 is used for cleaning the flexible writing board 11;
the brush roller 153 is rotatably mounted on the cleaning cover 151, and the brush roller 153 is used for brushing off and cleaning dust on the cleaning roller 152;
the air guiding fan 154 is installed at the bottom of the cleaning cover 151, and the air guiding fan 154 is used for extracting dust brushed by the brush roller 153;
the filter element 155 is disposed opposite to the air guiding fan 154, and the filter element 155 is used for filtering dust extracted by the air guiding fan 154.
In order to reduce the occupied space, the bottom of the writing and displaying device 1 is provided with a turning and folding pedal 16, and the pedal 16 is used for a writer to walk when being turned to be horizontally placed.
More preferably, the pedal 16, the display screen 21, and the camera 31 are rotatably housed and deployed by a driving device 4 attached to the bottom of the writing display device 1.
Specifically, the driving device 4 comprises an electric pushing cylinder 41, a horizontal gear 42, a horizontal rack 43, a vertical rack 44, a vertical gear 45 and a belt transmission set 46;
the electric pushing cylinder 41 pushes the writing display device 1 to move;
the horizontal gear 42 is respectively installed at the bottom of the rotating shaft 421 which drives the display screen 21 and the camera 31 to rotate;
the horizontal racks 43 and the horizontal gears 42 are arranged in a one-to-one correspondence manner, and the horizontal racks 43 are matched with the horizontal gears 42 to drive the display screen 21 and the camera 31 to rotate and store in the pushing process of the electric pushing cylinder 41;
the vertical gears 45 are arranged at two sides below the pedals 16, and the vertical gears 45 are in transmission connection with the rotating shaft 451 of the pedals 16 through a belt transmission set 46;
the vertical racks 44 and the vertical gears 45 are arranged in a one-to-one correspondence manner, and the vertical racks 44 and the vertical gears 45 are matched to drive the pedals 16 to turn.
In order to facilitate the turning of the display screen 21, an elastically adjustable supporting arm 22 is mounted at the bottom of the display screen 21, and a roller 23 is mounted at the bottom of the supporting arm 22.
In order to improve the image capturing clarity of the camera 31, a supplementary lighting lamp 32 rotating synchronously with the camera 31 is installed below the camera 31, and the supplementary lighting lamp 32 is used for illuminating the flexible writing board 11.
Preferably, the computer multimedia teaching interactive display system further comprises:
a sound amplification device 5, wherein the sound amplification device 5 comprises a microphone 51 and a loudspeaker 52;
the microphone 51 is connected with the camera 31 through a rotating arm 511, the microphone 51 and the camera 31 are respectively arranged at two ends of the rotating arm 511, and the microphone 51 rotates synchronously with the camera 31;
the microphone 52 is installed on the top of the corresponding display screen 21, and the microphone 52 is used for diffusing the sound transmitted by the microphone 51.
Working procedure
It should be noted that, at the beginning, the footboard 16 overturns and is vertical state of accomodating, and the display screen 21 upset of both sides is and is the state of overlapping with flexible clipboard 11, protects the display surface of display screen 21, and camera 31 is located flexible clipboard 11 directly over, and writing display device 1 just draws close with the wall body, is the shrink state, and at this moment, occupation space minimizing.
When in work, the bracket 12 is pushed forwards by the pushing of the electric pushing cylinder 41, and through the vertical rack 44, the vertical gear 45 and the belt transmission set 46, the pedal 16 is turned to be in a horizontal state for the teaching staff to walk, and correspondingly, through the matching of the horizontal gear 42 and the horizontal rack 43, the display screen 21 is turned over to be in a horizontal state, the display surfaces of the display screens 21 at the two sides are opposite to students, meanwhile, the camera 31 rotates to the back side of the flexible writing board 11, the back side of the flexible writing board 11 is photographed in real time, and the image signal is transmitted to the compensation display screen 212, it should be emphasized here that the compensation display screen 212 is located at the position of the rotation output end 112 of the flexible writing board 11, and the information that the flexible writing board 11 rotates back to the back side appears on the compensation display screen 212 in a seamless manner, which is greatly beneficial to the consistency of reading and the smoothness of memory of students.
In addition, carry out the in-process of writing by hand to flexible clipboard 11 at the teaching personnel, flexible clipboard 11 can be adsorbed by electromagnetic adsorption board 14 fixedly, guarantees the travelling comfort that the teaching personnel wrote by hand, and flexible clipboard 11 carries out the gyration transportation in-process again, and electromagnetic adsorption board 14 loses magnetism again, loses the adsorption efficiency to flexible clipboard 11.
It should be further noted that the cleaning mechanism 15 for the flexible writing board 11 is located at the back side of the rotation input end 111 of the flexible writing board 11, which is just the most end position of the rotation of the flexible writing board 11, so as to utilize the writing area of the flexible writing board 11 to the maximum, and the cleaning roller 152 and the brush roller 153 in the cleaning mechanism 15 are engaged with the gear set through the motor to achieve synchronous reverse rotation.
Meanwhile, in order to improve the effect of students on class, the microphone device 5 is provided, the microphone 51 and the camera 31 can be synchronously rotated to extend and store, and the microphone 52 and the display screen 21 can be synchronously rotated to extend and store.
In addition, the camera 31 and the microphone 51 are each provided with a lifter, preferably an electric push rod, which drives the lifting in the vertical direction.
The above description is only for the purpose of illustrating the preferred embodiments of the present invention and is not to be construed as limiting the invention, and any modifications, equivalents and improvements made within the spirit and principle of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. A computer multimedia teaching interactive display system, comprising:
the writing display device (1), the writing display device (1) comprises a flexible writing board (11) which is arranged in a rotating and circulating mode, and the flexible writing board (11) is used for displaying writing contents;
the multi-media display device (2) comprises display screens (21) arranged at two ends of the flexible writing board (11) in the length direction, the display screens (21) are arranged in a turnover and storage mode, and the display screens (21) comprise a multifunctional display screen (211) positioned at the rotary input end part (111) of the flexible writing board (11) and a compensation display screen (212) positioned at the rotary output end part (112) of the flexible writing board (11); and
the camera device (3), camera device (3) including rotate install in write the camera (31) at display device (1) top, this camera (31) are used for shooing and are located write the content on the flexible clipboard (11) of display device (1) dorsal side, and transmit to show on compensation display screen (212).
2. A computer multimedia teaching interactive display system according to claim 1, characterized in that said writing display device (1) further comprises:
the bracket (12) is vertically arranged in a lifting way, and the flexible writing board (11) is wound on the bracket (12);
the rotary motor (13), the said rotary motor (13) is mounted to the top of the said support (12), the said support (12) drives the said flexible writing board (11) to rotate and set up;
the electromagnetic adsorption plate (14), electromagnetic adsorption plate (14) install in on support (12), this electromagnetic adsorption plate (14) are located the region that flexible writing board (11) surround, when writing, electromagnetic adsorption plate (14) are used for adsorbing fixedly flexible writing board (11).
3. A computer multimedia teaching interactive display system according to claim 1, wherein:
the writing display device (1) is provided with a cleaning mechanism (15) used for wiping and cleaning writing traces on the flexible writing board (11).
4. A computer multimedia teaching interactive display system according to claim 3, wherein:
the cleaning mechanism (15) comprises a cleaning cover (151), a cleaning roller (152), a brush roller (153), an air guide fan (154) and a filter element (155);
the cleaning cover (151) is arranged close to the multifunctional display screen (211), and the cleaning cover (151) is covered on the flexible writing board (11) to form a cleaning area (150);
the cleaning roller (152) is rotatably arranged in the cleaning cover (151), and the cleaning roller (152) is used for cleaning the flexible writing board (11);
the brush roller (153) is rotatably arranged on the cleaning cover (151), and the brush roller (153) is used for brushing off and cleaning dust on the cleaning roller (152);
the air guide fan (154) is arranged at the bottom of the cleaning cover (151), and the air guide fan (154) is used for extracting dust brushed by the brush roller (153);
the filter element (155) is arranged opposite to the air guide fan (154), and the filter element (155) is used for filtering dust extracted by the air guide fan (154).
5. A computer multimedia teaching interactive display system according to claim 1, wherein:
the bottom of the writing display device (1) is provided with a turnover folding pedal (16), and when the pedal (16) is turned over to be placed horizontally, the pedal is used for a writer to walk.
6. The interactive display system for computer multimedia teaching of claim 5, wherein:
the pedal (16), the display screen (21) and the camera (31) are driven by a driving device (4) arranged at the bottom of the writing display device (1) to rotate, store and unfold.
7. The interactive display system for computer multimedia teaching of claim 6, wherein:
the driving device (4) comprises an electric pushing cylinder (41), a horizontal gear (42), a horizontal rack (43), a vertical rack (44), a vertical gear (45) and a belt transmission group (46);
the electric pushing cylinder (41) pushes the writing display device (1) to move;
the horizontal gear (42) is respectively arranged at the bottom of a rotating shaft (421) which drives the display screen (21) and the camera (31) to rotate;
the horizontal racks (43) and the horizontal gears (42) are arranged in a one-to-one correspondence manner, the horizontal racks (43) are matched with the horizontal gears (42), and the display screen (21) and the camera (31) are driven to rotate and store in the pushing process of the electric pushing cylinder (41);
the vertical gears (45) are arranged on two sides below the pedals (16), and the vertical gears (45) are in transmission connection with the rotating shafts (451) of the pedals (16) through belt transmission sets (46);
the vertical racks (44) and the vertical gears (45) are arranged in a one-to-one correspondence mode, and the vertical racks (44) and the vertical gears (45) are matched to drive the pedals (16) to turn.
8. A computer multimedia teaching interactive display system according to claim 1, wherein:
the bottom of the display screen (21) is provided with an elastic adjusting supporting arm (22), and the bottom of the supporting arm (22) is provided with a roller (23).
9. A computer multimedia teaching interactive display system according to claim 1, wherein:
a light supplement lamp (32) rotating synchronously with the camera is installed below the camera (31), and the light supplement lamp (32) is used for illuminating the flexible writing board (11).
10. The computer multimedia teaching interactive display system of claim 1, further comprising:
a sound amplification device (5), wherein the sound amplification device (5) comprises a microphone (51) and a loudspeaker (52);
the microphone (51) is connected with the camera (31) through a rotating arm (511), the microphone (51) and the camera (31) are respectively arranged at two ends of the rotating arm (511), and the microphone (51) rotates synchronously with the camera (31);
the loudspeaker (52) is arranged on the top of the corresponding display screen (21), and the loudspeaker (52) is used for diffusing the sound transmitted by the microphone (51).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110924081.4A CN113658461A (en) | 2021-08-12 | 2021-08-12 | Computer multimedia teaching interactive display system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110924081.4A CN113658461A (en) | 2021-08-12 | 2021-08-12 | Computer multimedia teaching interactive display system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN113658461A true CN113658461A (en) | 2021-11-16 |
Family
ID=78479550
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110924081.4A Withdrawn CN113658461A (en) | 2021-08-12 | 2021-08-12 | Computer multimedia teaching interactive display system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN113658461A (en) |
-
2021
- 2021-08-12 CN CN202110924081.4A patent/CN113658461A/en not_active Withdrawn
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