CN211427625U

CN211427625U - Teaching aid is used in college english teaching

Info

Publication number: CN211427625U
Application number: CN202020151091.XU
Authority: CN
Inventors: 岳娜
Original assignee: Shaanxi Xueqian Normal University
Current assignee: Shaanxi Xueqian Normal University
Priority date: 2020-02-03
Filing date: 2020-02-03
Publication date: 2020-09-04
Anticipated expiration: 2030-02-03

Abstract

The utility model relates to a teaching aid for college English teaching, which belongs to the technical field of English teaching aids and comprises a rolling device, an information display frame, a base plate and a bracket, wherein the rolling device is fixedly arranged on the base plate through the bracket, the information display frame is fixedly arranged on the surface of the rolling device, the rolling device comprises a first rolling column, a second rolling column, a third rolling column, a first connecting disc, a second connecting disc, a bearing and a central shaft, a first foil sheet is fixedly arranged on one side of the first rolling column, a second foil sheet and a third foil sheet are respectively and fixedly arranged on two sides of the second rolling column, a fourth foil sheet is fixedly arranged on one side of the third rolling column, a first connecting disc channel is arranged in the first connecting disc, a second connecting disc channel is arranged in the second connecting disc, a battery box, an indicator light and a switch are fixedly arranged on the base plate, the teaching effect of the utility model is good, and the teaching, the learning efficiency and interest of students are improved.

Description

Teaching aid is used in college english teaching

Technical Field

The utility model relates to an english teaching aid technical field, in particular to teaching aid is used in college english teaching.

Background

English is the official language of the european union and many international organizations and countries of the english and federal, and is also the most widely used language in the world, and has the third most native language users in the world, more than 70% of mails in the world are in english or in english addresses, most of international data are published in english, and most of international meetings use english as the first general language, so it is very necessary to learn english.

College english is as requiring higher english teaching, and the requirement to student's word volume has improved some again. College english teachers also often need to perform word dictation tests to help students remember and master words when giving lessons. However, each dictation test takes a lot of time, and the learning efficiency is not good because students learn passively. Therefore, it is necessary to design a teaching aid for college english teaching to solve the above problems.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a teaching aid is used in college english teaching to the word dictation test who proposes consumes more time in solving above-mentioned background art, student's lower problem of learning efficiency.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a teaching aid is used in college english teaching, includes rolling device, information display frame, bed plate and support, the rolling device passes through support fixed mounting be in on the bed plate, information display frame fixed mounting be in the rolling device surface, the rolling device includes first rolling post, second rolling post, third rolling post, first connection pad, second connection pad, bearing and center pin, first rolling post one side is fixed and is provided with first electric foil, second rolling post both sides are fixed second electric foil and the third electric foil of being provided with respectively, third rolling post one side is fixed and is provided with fourth electric foil, first connection pad passageway has been seted up in the first connection pad, second connection pad passageway has been seted up in the second connection pad, fixed battery case, pilot lamp and the switch of being provided with on the bed plate, the battery in the battery case in proper order with switch, The indicator light and the rolling device form a series circuit.

Preferably, when the rolling device is not rotated, the first electric foil and the second electric foil are electrically connected through the first land channel, and the third electric foil and the fourth electric foil are electrically connected through the second land channel.

Preferably, the first connecting disc and the second connecting disc are made of insulating materials.

Preferably, the first rolling column, the second rolling column and the third rolling column are all made of conductive materials, and insulating layers are coated on the outer surfaces of the first rolling column, the second rolling column and the third rolling column.

Preferably, the rolling device is connected with a lead inside the bracket through an electric slip ring.

Preferably, the switch is a push switch.

Preferably, the rolling device is electrically connected with the indicator light, and the fourth electrical foil, the third rolling column, the third electrical foil, the second rolling column, the second electrical foil, the first rolling column and the first electrical foil are sequentially and electrically connected inside the rolling device.

The utility model discloses a technological effect and advantage:

1. the utility model discloses a connection or disconnection of a plurality of electric foil pieces influence the bright or dark of pilot lamp, and the student can the self-checking word grasp the condition, has saved the time that the mr listened to and writes the test in class, and audio-visual pilot lamp shows the interest in learning that can increase the student simultaneously, improves learning efficiency.

2. The utility model discloses install the push type switch, when not using this device, can the disconnect-type switch, when preventing to communicate between the each electric foil piece, consume the unnecessary electric quantity.

Drawings

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

Fig. 2 is a schematic structural diagram of the rolling device of the present invention.

Fig. 3 is a top view of the structure of the present invention.

Fig. 4 is a cross-sectional view of the base plate of the present invention.

In the figure: 1. a rolling device; 2. an information display frame; 3. a base plate; 4. a support; 5. a first rolling column; 6. a second rolling column; 7. a third rolling column; 8. a first splice tray; 9. a second connecting disc; 10. a bearing; 11. a central shaft; 12. a first electrical foil; 13. a second electrical foil; 14. a third electrical foil; 15. a fourth electrical foil; 16. a first splice tray passage; 17. a second land channel; 18. a battery case; 19. an indicator light; 20. a switch; 21. an electrical slip ring.

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.

The utility model provides a teaching aid is used in college english teaching as shown in fig. 1-4, including rolling device 1, information display frame 2, bed plate 3 and support 4.

Referring to fig. 1 and 3, the rolling device 1 is fixedly mounted on the base plate 3 through the bracket 4, the information display frame 2 is fixedly mounted on the outer surface of the rolling device 1, and the base plate 3 is fixedly provided with the battery box 18, the indicator light 19 and the switch 20. The rolling device 1 is connected with the lead wires inside the bracket 4 through an electric slip ring 21. The battery in the battery box 18 forms a series circuit with the switch 20, the indicator light 19, the third rolling column 7, the fourth electric foil 15, the third electric foil 14, the second rolling column 6, the second electric foil 13, the first electric foil 12 and the first rolling column 5 in sequence. The switch 20 ensures that the switch is opened to reduce power waste when the device is not in use.

As shown in fig. 2, the rolling device 1 includes a first rolling column 5, a second rolling column 6, a third rolling column 7, a first connection disc 8, a second connection disc 9, a bearing 10 and a central shaft 11, a first electric foil 12 is fixedly disposed on one side of the first rolling column 5, a second electric foil 13 and a third electric foil 14 are respectively fixedly disposed on two sides of the second rolling column 6, a fourth electric foil 15 is fixedly disposed on one side of the third rolling column 7, a first connection disc channel 16 is disposed in the first connection disc 8, a second connection disc channel 17 is disposed in the second connection disc 9, a student pastes a single word paper, a phonetic symbol paper and a Chinese meaning paper on the surfaces of the first rolling column 5, the second rolling column 6 and the third rolling column 7, respectively, and rotates the second rolling column 6 and the third rolling column 7 according to contents in the first rolling column 5 part rotated to the information display frame 2 to adjust english words, english words and chinese words, Phonetic symbol content matches with Chinese meaning.

When the rolling device 1 is not rotated, the first foil 12 and the second foil 13 are electrically connected through the first land channel 16, and the third foil 14 and the fourth foil 15 are electrically connected through the second land channel 17. The inner parts of the first rolling column 5, the second rolling column 6 and the third rolling column 7 are all made of conducting materials, the outer surfaces of the first rolling column 5, the second rolling column 6 and the third rolling column 7 are all coated with insulating layers, and the first connecting disc 8 and the second connecting disc 9 are all made of insulating materials. When the first electrical foil 12 and the second electrical foil 13 are connected and the third electrical foil 14 and the fourth electrical foil 15 are connected, the electrical circuit forms a path, otherwise the electrical circuit is open.

As shown in fig. 4, the battery box 18 is located inside the base plate 3 for supplying power to the whole circuit, and when the circuit is closed, the indicator lamp 19 is on; when the circuit is broken, the indicator lamp 19 is turned off.

The utility model discloses the theory of operation: before the device is used, a teacher makes words to be learned, corresponding phonetic symbols and Chinese meanings into three paper slips, adjusts the first rolling column 5, the second rolling column 6 and the third rolling column 7 until the indicator lamp 19 is lightened, respectively pastes the word paper slips, the phonetic symbol paper slips and the Chinese meaning paper slips on the surfaces of the first rolling column 5, the second rolling column 6 and the third rolling column 7, ensures that the English words, the phonetic symbols and the Chinese meanings in the information display frame 2 are in one-to-one correspondence, and rotates the three rolling columns to disorder the word correspondence sequence.

When the device is used, students rotate the second rolling post 6 and the third rolling post 7 according to English words in the given information display frame 2 to adjust English words, phonetic symbol contents and Chinese meanings to be matched, when the contents in the information display frame 2 are correctly matched, the first electric foil piece 12 is electrically connected with the second electric foil piece 13, the third electric foil piece 14 is electrically connected with the fourth electric foil piece 15, a circuit forms a passage, the indicator lamp 19 is on, and the students can learn and test the next word; if one item of content is matched incorrectly, the circuit is not broken, the indicator lamp 19 is not on, and the student does not know the word content. The device can be used for the teacher to test the students in class and for the students to learn by themselves at ordinary times.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.

Claims

1. The utility model provides a teaching aid is used in college english teaching, includes rolling device (1), information display frame (2), bed plate (3) and support (4), its characterized in that: the rolling device (1) is fixedly arranged on the base plate (3) through the support (4), the information display frame (2) is fixedly arranged on the outer surface of the rolling device (1), the rolling device (1) comprises a first rolling column (5), a second rolling column (6), a third rolling column (7), a first connecting disc (8), a second connecting disc (9), a bearing (10) and a central shaft (11), a first electric foil (12) is fixedly arranged on one side of the first rolling column (5), a second electric foil (13) and a third electric foil (14) are fixedly arranged on two sides of the second rolling column (6) respectively, a fourth electric foil (15) is fixedly arranged on one side of the third rolling column (7), a first connecting disc channel (16) is arranged in the first connecting disc (8), a second connecting disc channel (17) is arranged in the second connecting disc (9), a battery box (18), an indicator light (19) and a switch (20) are fixedly arranged on the base plate (3), and batteries in the battery box (18) sequentially form a series circuit with the switch (20), the indicator light (19) and the rolling device (1).

2. A teaching aid for college english teaching according to claim 1, characterized in that: when the rolling device (1) is not rotated, the first electric foil (12) and the second electric foil (13) are electrically connected through the first land channel (16), and the third electric foil (14) and the fourth electric foil (15) are electrically connected through the second land channel (17).

3. A teaching aid for college English teaching according to claim 1, characterized in that the first connecting disc (8) and the second connecting disc (9) are made of insulating materials.

4. A teaching aid for college english teaching according to claim 1, characterized in that: the inner parts of the first rolling column (5), the second rolling column (6) and the third rolling column (7) are all made of conductive materials, and insulating layers are coated on the outer surfaces of the first rolling column (5), the second rolling column (6) and the third rolling column (7).

5. A teaching aid for college english teaching according to claim 1, characterized in that: the rolling device (1) is connected with a lead inside the bracket (4) through an electric slip ring (21).

6. A teaching aid for college english teaching according to claim 1, characterized in that: the switch (20) is a push switch.

7. A teaching aid for college english teaching according to claim 1, characterized in that: the rolling device (1) is electrically connected with the indicator lamp (19), and the fourth electric foil (15), the third rolling column (7), the third electric foil (14), the second rolling column (6), the second electric foil (13), the first rolling column (5) and the first electric foil (12) are sequentially and electrically connected inside the rolling device (1).