CN111179671A - English translation teaching board - Google Patents
English translation teaching board Download PDFInfo
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- CN111179671A CN111179671A CN202010043859.6A CN202010043859A CN111179671A CN 111179671 A CN111179671 A CN 111179671A CN 202010043859 A CN202010043859 A CN 202010043859A CN 111179671 A CN111179671 A CN 111179671A
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- display screen
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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
- G09B7/00—Electrically-operated teaching apparatus or devices working with questions and answers
- G09B7/02—Electrically-operated teaching apparatus or devices working with questions and answers of the type wherein the student is expected to construct an answer to the question which is presented or wherein the machine gives an answer to the question presented by a student
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- Electrically Operated Instructional Devices (AREA)
Abstract
The invention discloses an English translation teaching board which comprises a base, wherein a first vertical supporting rod and a second vertical supporting rod are respectively fixed at the left end and the right end of the base, a recorder, a first display screen and a second display screen are sequentially fixed on the first vertical supporting rod from top to bottom, a rotary disc is arranged on the second vertical supporting rod, a plurality of selection areas are arranged on the rotary disc, a recording display, an electronic tag and a magnet are arranged on the selection areas, the magnet and the electronic tag are positioned at the edge of the rotary disc, an indicating arrow is arranged on one side, facing the rotary disc, of the second display screen, a reader is arranged behind the indicating arrow, a solenoid coil is arranged behind one side, facing the rotary disc, of the second display screen, and the solenoid coil is electrically connected with a first power supply device. The method and the device hide and display the English Chinese answer above English according to English to be translated by students, receive the voice answer of the students, detect Chinese in the voice answer, and display the Chinese in the voice answer and the Chinese consistent with the Chinese in the Chinese answer.
Description
Technical Field
The invention relates to the field of teaching boards, in particular to an English translation teaching board.
Background
In the teaching of english translation, all have the teacher to explain on the podium usually, the student listens the content that the teacher did the teaching in the seat, and in the time after class, the teacher can leave the theme of some translations for the student, lets the student accomplish, later when next class, the translation homework that leaves on class on the last time of explanation makes the student study the translation of english like this. Therefore, when a teacher gives a lecture, students do not have any interest at all when learning, and meanwhile, one translation subject cannot give any prompt of correct translation or wrong translation and cannot give a certain incentive to the students when the students translate, so that the students are difficult to draw up the interest of learning when practicing translation.
Disclosure of Invention
The present invention is directed to solve the problems of the prior art, and provides an english translation teaching board, which conceals and displays the chinese answer of english above english according to english to be translated by a student, receives the phonetic answer of the student, detects chinese in the phonetic answer, and displays the chinese in the phonetic answer and the chinese in the chinese answer that are the same.
Therefore, the invention provides an English translation teaching board, which comprises a base, wherein a first vertical supporting rod and a second vertical supporting rod are respectively fixed at the left end and the right end of the base, a recorder for receiving student voices, a first display screen for displaying Chinese answers and a second display screen for displaying English questions are sequentially fixed on the first vertical supporting rod from top to bottom, a rotating shaft is fixed on the second vertical supporting rod and is connected to the center of a rotating disc through a bearing, a gyroscope is arranged on the rotating disc, a plurality of selection areas are arranged on the rotating disc, each selection area is provided with an input display for inputting questions, an electronic tag for storing contents input by the input display and a magnet, the magnet and the electronic tag are positioned at the edge of the rotating disc, and an indicating arrow head for indicating the selection areas is arranged on one side, facing the rotating disc, of the second display screen, the back of the indication arrow is provided with a reader for reading the content stored in the electronic tag, the second display screen faces the back of one side of the turntable and is provided with a solenoid coil, the position of the solenoid coil corresponds to the position of the magnet, the solenoid coil is electrically connected with a first power supply device through a relay, the first power supply device and a first central processing unit are respectively arranged on the first vertical supporting rod, the first central processing unit is respectively in signal connection with the sound recorder, the first display screen, the second display screen, the gyroscope, the relay and the reader, the first power supply device is respectively in electrical connection with the first central processing unit, the sound recorder, the first display screen, the second display screen, the gyroscope, the relay and the reader, the second vertical supporting rod is provided with a second central processing unit and a second power supply device, and the second central processing unit is respectively in electrical connection with the gyroscope, the first central processing unit, the second central processing unit is, The recording display in each selected area is in signal connection with the electronic tag, and the second power supply device is respectively and electrically connected with the second central processing unit, the gyroscope, the recording display and the electronic tag.
Further, the electronic tag is an active RFID electronic tag with a working frequency of 13.56M, and the reader is an RFID reader for identifying the active RFID electronic tag with the working frequency of 13.56M.
Further, each of the plurality of selection areas on the rotating disc is a sector selection area with different areas.
Furthermore, two magnets are arranged in the selected area, the two magnets are respectively positioned on the left side and the right side of the electronic tag, and the magnets are positioned on the edge of the fan-shaped selected area.
Furthermore, the turntable is located behind the second display screen.
Further, the turntable is located behind the second display screen.
The English translation teaching board provided by the invention has the following beneficial effects:
1. according to English to be translated by a student, hiding and displaying a Chinese answer of the English above the English, receiving a voice answer of the student, detecting Chinese in the voice answer, and displaying the Chinese in the voice answer and the Chinese consistent with the Chinese in the Chinese answer;
2. the rotary disc rotates, and the questions to be translated are randomly selected, so that psychological expectation can be given to students, and the pleasure of teaching can be increased;
3. use the active RFID electronic tags of operating frequency section at 13.56M, support the repeated erasing to rewrite for teaching board can be many times used, simultaneously, uses RFID electronic tags, for the camera shooting discernment among the prior art, the data that obtain are more accurate.
Drawings
FIG. 1 is a schematic view of an overall structure of an English translation teaching board provided by the present invention;
fig. 2 is a schematic view of a structural connection relationship on the back of a second display screen of the english translation teaching board provided by the present invention.
Description of reference numerals:
1. a sound recorder; 2. a first display screen; 3. a second display screen; 4. a first vertical strut; 5. a base; 6. a second vertical strut; 7. inputting into a display; 8. a turntable; 9. a magnet; 10. an electronic tag; 11. a rotating shaft; 12. an arrow is indicated; 13. a reader; 14. a solenoid coil.
Detailed Description
Several embodiments of the present invention will be described in detail below with reference to the drawings, but it should be understood that the scope of the present invention is not limited to the embodiments.
In the present application, the type and structure of components that are not specified are all the prior art known to those skilled in the art, and those skilled in the art can set the components according to the needs of the actual situation, and the embodiments of the present application are not specifically limited.
Example 1
The present embodiment provides an english translation teaching board, which is implemented by the basic necessary technical features to solve the problems presented in the technical background section of this document.
Specifically, as shown in fig. 1-2, an embodiment of the present invention provides an english translation teaching board, which includes a base 5, a first vertical supporting rod 4 and a second vertical supporting rod 6 are respectively fixed at the left end and the right end of the base 5, a recorder 1 for receiving student voices, a first display screen 2 for displaying chinese answers, and a second display screen 3 for displaying english questions are sequentially fixed on the first vertical supporting rod 6 from top to bottom, a rotating shaft 11 is fixed on the second vertical supporting rod 6, the rotating shaft 11 is connected to the center of a rotating disk 8 through a bearing, so that the rotating disk 8 can rotate around the rotating shaft 11, a gyroscope is disposed on the rotating disk 8, a plurality of selection areas are disposed on the rotating disk 8, each selection area is provided with an entry display 7 for entering a question, an electronic tag 10 for storing content entered by the entry display 7, and a magnet 9, the magnet 9 and the electronic tag 10 are located at the edge of the rotary disc 8, the second display screen 3 faces one side of the rotary disc 8 and is provided with an indication arrow 12 used for indicating the selected area, a reader 13 used for reading the content stored in the electronic tag 10 is arranged behind the indication arrow 12, a solenoid 14 is arranged behind one side of the second display screen 3 facing the rotary disc 8, the position of the solenoid 14 corresponds to the position of the magnet 8, the solenoid 14 is electrically connected with a first power supply device through a relay, the first power supply device and the first central processing unit are respectively arranged on the first vertical supporting rod 4, the first central processing unit is respectively in signal connection with the sound recorder 1, the first display screen 2, the second display screen 3, the gyroscope, the relay and the reader 13, and the first power supply device is respectively in signal connection with the first central processing unit, Recorder 1, first display screen 2, second display screen 3, gyroscope, relay and reader 13 electricity are connected, be equipped with second central processing unit and second power supply unit on the vertical branch 6 of second, second central processing unit respectively with gyroscope, each type display 7 and electronic tags 10 signal connection in the election district, second power supply unit respectively with second central processing unit, gyroscope, type display 7 and electronic tags 10 electricity are connected.
In the present embodiment, the operation principle is as follows:
the teacher uses the supporting pen of typewriting display 7 to input the english title that will translate on typewriting display 7, typeeing display 7 at each option and all writing respectively, after typeeing on typewriting display 7 and finishing, the teacher rotates carousel 8, at this moment, second central processing unit receives the numerical value of gyroscope, when the numerical value of gyroscope takes place the transform, second central processing unit clears away the data of all electronic tags 10 in the carousel 8, second central processing unit acquires the title of typeeing on typewriting display 7, and write in this title into with should typeeing in electronic tags 10 of the same option of display 7 and save.
Meanwhile, the first central processing unit receives the numerical value of the gyroscope, determines the variation numerical value of the gyroscope according to the received numerical value before and after, when the variation numerical value of the gyroscope is smaller than the set variation numerical value, the first central processing unit controls the relay to enable the solenoid coil 14 to be electrified to generate magnetic force, the magnet 8 is attracted through the magnetic force, the rotating disc 8 stops rotating at the moment, the numerical value of the gyroscope at the moment is zero, at the moment, when the numerical value of the gyroscope is zero, the reader 13 is used for reading the content in the electronic tag 10, the first central processing unit obtains the content read by the reader 13 and displays the read content on the second display screen 3, meanwhile, the first central processing unit translates the read English subjects through the built-in translator to obtain Chinese answers, and displays the Chinese answers on the first display screen 2 in the same color as the first display screen 2, and decompose the Chinese answer, get each word of the Chinese answer separately, at this moment, the sound recorder 1 receives student's pronunciation, and convert student's pronunciation into the characters through the speech converter, and decompose the characters that convert, get each Chinese character of student's pronunciation separately, compare each Chinese character of student's pronunciation in each word of the Chinese answer separately, the unanimous word in will comparing, use the colour different from first display screen 2 to show on first display screen 2, when the Chinese answer shows that the word of first display screen 2 is all inconsistent with the colour of first display screen 2, show the successful word pattern through second display screen 3, afterwards, first central processing unit clears up the demonstration on first display screen 2 and the first display screen 2.
Example 2
The present embodiment is based on example 1 and optimizes the implementation scheme in example 1, so that the present embodiment is more stable and better in performance during the operation process, but the present embodiment is not limited to the implementation manner described in the present embodiment.
Specifically, in this embodiment, the electronic tag 10 is an active RFID electronic tag with an operating frequency of 13.56M, and the reader 13 is an RFID reader for identifying the active RFID electronic tag with an operating frequency of 13.56M.
The electronic tag 10 is an active RFID electronic tag with a working frequency of 13.56M, the working frequency range is stable, data can be read, written and erased, and meanwhile, the identification distance of the active RFID electronic tag with the working frequency of 13.56M is small, about 10cm, so that the use of the invention can be well satisfied. For the reader 13 for identifying the electronic tag 10, an RFID reader cooperating with an active RFID electronic tag having an operating frequency of 13.56M is used.
In this embodiment, each of the plurality of selection areas on the rotating disk 8 is a sector selection area with different areas. The selection areas with different areas are used, so that the probability of each selection area being selected is inconsistent, and when a teacher inputs a title, the input title can be determined according to the area of the selection areas, for example, the smaller the area is, the greater the difficulty of the title is.
Further, two magnets 9 are arranged in the selected area, the two magnets 9 are respectively located on the left side and the right side of the electronic tag 10, and the magnets 9 are located on the edge of the fan-shaped selected area. Through setting up two magnet 9, like this, when spiral 14 produced magnetic force, just can be so that two magnet 9 are located spiral 14 upper and lower sides respectively, and like this, the electronic tags just can be located spiral 14 middle, and the electronic tags 10 can be nearest with the distance of reading ware 13, and the reading effect is better.
Further, the rotating disc 8 is located behind the second display screen 3. Behind the second display 3, the solenoid 14 and the magnet 9 can be made easier when magnetically attracted.
In this embodiment, the rotating disc 8 is located behind the second display 3. Behind the second display 3, the solenoid 14 and the magnet 9 can be made easier when magnetically attracted.
In summary, the invention discloses an english translation teaching board, which comprises a base, wherein a first vertical supporting rod and a second vertical supporting rod are respectively fixed at the left end and the right end of the base, a recorder for receiving the voice of students, a first display screen for displaying chinese answers, and a second display screen for displaying english questions are sequentially fixed on the first vertical supporting rod from top to bottom, a rotating shaft is fixed on the second vertical supporting rod, the rotating shaft is connected to the center of a turntable through a bearing, a plurality of selection areas are arranged on the turntable, each selection area is provided with an input display for inputting a question, an electronic tag for storing the content input by the input display, and a magnet, the magnet and the electronic tag are positioned at the edge of the turntable, one side of the second display screen facing the turntable is provided with an indicating arrow for indicating the selection area, a reader for reading the content stored in the electronic tag is arranged behind the indicating arrow, the back of the second display screen towards one side of the turntable is provided with a spiral coil, the position of the spiral coil corresponds to the position of the magnet, the spiral coil is electrically connected with a first power supply device through a relay, the first power supply device and the first central processing unit are respectively arranged on the first vertical supporting rod, the first central processing unit is respectively connected with a sound recorder, a first display screen, a second display screen, the relay and a reader through signals, the first power supply device is respectively connected with the first central processing unit, the sound recorder, the first display screen, the second display screen, the relay and the reader through signals, the second central processing unit and the second power supply device are arranged on the second vertical supporting rod, the second central processing unit is respectively connected with a recording display and an electronic tag signal in each selected area, and the second power supply device is respectively electrically connected with the second central processing unit, the recording display and the electronic tag. The method and the device hide and display the English Chinese answer above English according to English to be translated by students, receive the voice answer of the students, detect Chinese in the voice answer, and display the Chinese in the voice answer and the Chinese consistent with the Chinese in the Chinese answer.
The above disclosure is only for a few specific embodiments of the present invention, however, the present invention is not limited to the above embodiments, and any variations that can be made by those skilled in the art are intended to fall within the scope of the present invention.
Claims (6)
1. The English translation teaching board comprises a base (5) and is characterized in that a first vertical supporting rod (4) and a second vertical supporting rod (6) are fixed at the left end and the right end of the base (5) respectively, a recorder (1) used for receiving student voices, a first display screen (2) used for displaying Chinese answers and a second display screen (3) used for displaying English questions are sequentially fixed on the first vertical supporting rod (6) from top to bottom, a rotating shaft (11) is fixed on the second vertical supporting rod (6), the rotating shaft (11) is connected to the center of a rotating disc (8) through a bearing, a gyroscope is arranged on the rotating disc (8), a plurality of selection areas are arranged on the rotating disc (8), each selection area is provided with an electronic tag (10) used for inputting a question input display (7) and an electronic tag (9) used for storing contents input by the input display (7), magnet (9) and electronic tags (10) are located the edge of carousel (8), second display screen (3) orientation one side of carousel (8) is equipped with and is used for instructing the instruction arrow point (12) of selection district, and the back of instructing arrow point (12) is equipped with and is used for reading reader (13) of the content that stores in electronic tags (10), second display screen (3) orientation the back of carousel (8) one side is equipped with solenoid (14), the position of solenoid (14) with the position of magnet (8) is corresponding, solenoid (14) are connected through relay and first power supply unit electricity, and first power supply unit and first central processing unit locate respectively on first vertical branch (4), first central processing unit respectively with sound recorder (1), first display screen (2), second display screen (3), Gyroscope, relay and reader (13) signal connection, first power supply unit respectively with first central processing unit, phonograph (1), first display screen (2), second display screen (3), gyroscope, relay and reader (13) electricity are connected, be equipped with second central processing unit and second power supply unit on vertical branch of second (6), second central processing unit respectively with gyroscope, each type display (7) and electronic tags (10) signal connection in the selected area, second power supply unit respectively with second central processing unit, gyroscope, type display (7) and electronic tags (10) electricity are connected.
2. The english translation teaching board according to claim 1, characterized in that the electronic tag (10) is an active RFID electronic tag having an operating frequency of 13.56M, and the reader (13) is an RFID reader for recognizing the active RFID electronic tag having an operating frequency of 13.56M.
3. An english translation teaching board according to claim 1, wherein each of the plurality of selection areas on the rotary disk (8) is a sector selection area having a different area.
4. The english translation teaching board according to claim 3, wherein two magnets (9) are provided in said selection area, two magnets (9) are respectively provided on the left and right sides of said electronic tag (10), and said magnets (9) are provided on the edge of said fan-shaped selection area.
5. An English translation teaching board according to claim 4, wherein the rotary disk (8) is located behind the second display screen (3).
6. An english translation teaching board according to claim 1, characterized in that said rotary disc (8) is located behind said second display screen (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010043859.6A CN111179671B (en) | 2020-01-15 | 2020-01-15 | English translation teaching board |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010043859.6A CN111179671B (en) | 2020-01-15 | 2020-01-15 | English translation teaching board |
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| CN111179671A true CN111179671A (en) | 2020-05-19 |
| CN111179671B CN111179671B (en) | 2021-11-05 |
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| CN202010043859.6A Active CN111179671B (en) | 2020-01-15 | 2020-01-15 | English translation teaching board |
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Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202601021U (en) * | 2012-04-28 | 2012-12-12 | 上海理工大学 | Synchronous English translation exercise device |
| CN203102641U (en) * | 2013-04-03 | 2013-07-31 | 齐齐哈尔大学 | English conceptual metaphor teaching demonstration device |
| CN203588486U (en) * | 2013-12-17 | 2014-05-07 | 冯亚娜 | English teaching tool |
| CN203982614U (en) * | 2014-07-24 | 2014-12-03 | 哈尔滨理工大学 | A kind of English tense teaching demonstration teaching aid |
| CN106056993A (en) * | 2016-08-16 | 2016-10-26 | 渤海大学 | Novel English teaching equipment |
| CN206259051U (en) * | 2016-11-18 | 2017-06-16 | 黄明远 | A kind of Historical knowledge memory disc |
| CN206558009U (en) * | 2017-02-22 | 2017-10-13 | 广州市沃迩德文化教育咨询服务有限公司 | A kind of instructional device of English Translation |
| CN107610534A (en) * | 2017-08-28 | 2018-01-19 | 刘昊昀 | A kind of monogram formula combines learning device into syllables |
| CN207097260U (en) * | 2017-05-26 | 2018-03-13 | 奚晓丹 | A kind of rotating disc type memorizing english wordses instructional device |
| CN108010397A (en) * | 2017-11-14 | 2018-05-08 | 央建商学院（深圳）有限公司 | A kind of learning aids and its learning method |
| CN209708325U (en) * | 2019-03-05 | 2019-11-29 | 哈尔滨师范大学 | A kind of English Major writes from memory trained turntable |
-
2020
- 2020-01-15 CN CN202010043859.6A patent/CN111179671B/en active Active
Patent Citations (11)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202601021U (en) * | 2012-04-28 | 2012-12-12 | 上海理工大学 | Synchronous English translation exercise device |
| CN203102641U (en) * | 2013-04-03 | 2013-07-31 | 齐齐哈尔大学 | English conceptual metaphor teaching demonstration device |
| CN203588486U (en) * | 2013-12-17 | 2014-05-07 | 冯亚娜 | English teaching tool |
| CN203982614U (en) * | 2014-07-24 | 2014-12-03 | 哈尔滨理工大学 | A kind of English tense teaching demonstration teaching aid |
| CN106056993A (en) * | 2016-08-16 | 2016-10-26 | 渤海大学 | Novel English teaching equipment |
| CN206259051U (en) * | 2016-11-18 | 2017-06-16 | 黄明远 | A kind of Historical knowledge memory disc |
| CN206558009U (en) * | 2017-02-22 | 2017-10-13 | 广州市沃迩德文化教育咨询服务有限公司 | A kind of instructional device of English Translation |
| CN207097260U (en) * | 2017-05-26 | 2018-03-13 | 奚晓丹 | A kind of rotating disc type memorizing english wordses instructional device |
| CN107610534A (en) * | 2017-08-28 | 2018-01-19 | 刘昊昀 | A kind of monogram formula combines learning device into syllables |
| CN108010397A (en) * | 2017-11-14 | 2018-05-08 | 央建商学院（深圳）有限公司 | A kind of learning aids and its learning method |
| CN209708325U (en) * | 2019-03-05 | 2019-11-29 | 哈尔滨师范大学 | A kind of English Major writes from memory trained turntable |
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| CN111179671B (en) | 2021-11-05 |
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