CN215244002U - A demonstration teaching aid for japanese teaching - Google Patents
A demonstration teaching aid for japanese teaching Download PDFInfo
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- CN215244002U CN215244002U CN202023253757.1U CN202023253757U CN215244002U CN 215244002 U CN215244002 U CN 215244002U CN 202023253757 U CN202023253757 U CN 202023253757U CN 215244002 U CN215244002 U CN 215244002U
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- sliding block
- sliding
- plate
- japanese
- teaching aid
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- 229910001220 stainless steel Inorganic materials 0.000 claims description 4
- 239000010935 stainless steel Substances 0.000 claims description 4
- 206010047571 Visual impairment Diseases 0.000 description 1
- 239000002184 metal Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000009897 systematic effect Effects 0.000 description 1
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Abstract
The embodiment of the utility model provides a demonstration teaching aid for japanese teaching, include: writing boards, baseboards; the number of the writing boards is at least 3-6, and the number of the connecting rods is the same as that of the writing boards; two side surfaces of the plurality of writing boards are sequentially connected end to be fixedly connected into a closed regular polygon; a sliding rail is fixedly arranged in the middle of the back of the writing board, one end of a connecting rod is vertically fixed on a first sliding block, the first sliding block is arranged on the sliding rail in a sliding mode, the other end of the connecting rod is vertically fixed on the outer wall of the connecting seat, the outer ring of the bearing is coaxially arranged in the through hole, and the top end of a straight rod is coaxially arranged in the inner ring of the bearing; the bottom end of the straight rod is vertically fixed in the middle of the top surface of the bottom plate, and the four universal wheels are fixedly connected to the bottom surface of the connecting plate; the straight rod is provided with a sliding groove in the up-down direction, one end of the connecting plate is fixed on the second sliding block, the second sliding block is arranged in the sliding groove in a sliding mode, and the other end of the connecting plate is fixed on the bottom face of the writing board.
Description
Technical Field
The utility model relates to the technical field of japanese teaching especially involves and is a demonstration teaching aid for japanese teaching.
Background
Japanese is a language mainly used by great harmony nationalities on the Taoism of Japan, and in the ranking of languages used in the Internet, Japanese is only next to English, Chinese and Spanish, and the ranking is fourth, and the usage is wide internationally, so that the learning population of Japanese is also continuously expanded, students in foreign language specialties can perform systematic professional learning on Japanese in various high schools, and in the course of learning in the class of Japanese, teachers can usually use demonstration board writing books to convey information to students in order to show the class contents more vividly and specifically to the students.
However, in the prior art, the demonstration boards are mostly fixedly connected, sometimes, the teacher needs to erase the written contents before writing on the demonstration board for a long time, and then the teacher needs to write the written contents again, which is inconvenient for the students to continuously watch and understand the written contents intermittently, and meanwhile, the students sitting in the back row can hardly see the written contents on the demonstration board at the lower position, and thus some classroom contents can be easily missed due to visual disturbance.
SUMMERY OF THE UTILITY MODEL
The utility model provides a demonstration teaching aid for japanese teaching, the problem in the above-mentioned background art of its purpose solution. In order to achieve the above purpose, the utility model adopts the following technical scheme:
a demonstration teaching aid for Japanese teaching, includes: the writing board, the connecting rod, the straight rod, the connecting seat, the bearing, the first sliding block, the sliding rail, the connecting plate, the handle, the sliding chute, the bottom plate, the universal wheel and the second sliding block; the number of the writing boards is at least 3-6, and the number of the connecting rods is the same as that of the writing boards; two side surfaces of the plurality of writing boards are sequentially connected end to be fixedly connected into a closed regular polygon; a sliding rail is fixedly arranged in the middle of the back of the writing board and is arranged along the vertical direction, one end of the connecting rod is vertically fixed on the first sliding block, the first sliding block is arranged on the sliding rail in a sliding mode, the other end of the connecting rod is vertically fixed on the outer wall of the connecting seat, and the top end of the straight rod is vertically fixed on the connecting seat; the middle part of the top surface of the bottom plate is provided with a deep hole in the vertical direction, the outer ring of the bearing is coaxially arranged in the deep hole, the bottom end of the straight rod is coaxially arranged in the inner ring of the bearing, and the four universal wheels are fixedly connected to the bottom surface of the bottom plate; the straight rod is provided with a sliding groove in the vertical direction, one end of the connecting plate is fixed to the second sliding block, the second sliding block is arranged in the sliding groove in a sliding mode, the other end of the connecting plate is fixed to the bottom face of the writing board, the handle is rotatably connected to the connecting plate, an ear plate is arranged on the side face of the second sliding block, the ear plate is provided with a threaded hole which penetrates through the ear plate, a screw is in threaded connection with the ear plate, and the screw is used for fixing the position of the second sliding block in the second sliding groove.
Furthermore, four universal wheels are fixed on the bottom surface of the bottom plate in a rectangular mode.
Further, the universal wheel is a lockable universal wheel.
Further, the bottom plate, the straight rod, the connecting plate and the connecting seat are all made of stainless steel.
Further, the connecting seat is cylindrical.
Further, the bottom plate is circular.
Furthermore, the quantity of otic placode is 2, two the otic placode sets up respectively on the both sides face of second slider.
Further, the length of the second sliding chute is greater than that of the sliding rail.
Compared with the prior art, the utility model has the following advantages;
the utility model provides a demonstration teaching aid for Japanese teaching, through setting up regular polygon's board, the mr can write in advance before the class, rotates the board when needing, has reduced the teacher and has write the time in the classroom, has increased the time of lecture, increases available area; set up first slider and slide rail, second slider and spout, otic placode and screw, can adjust the height of demonstration board as required by hand, make things convenient for the student to watch the content on the demonstration board. The universal wheels are arranged, so that the movement is convenient.
In addition to the technical problems addressed by the present invention, the technical features constituting the technical solutions, and the advantages brought by the technical features of the technical solutions described above, the present invention provides other technical problems that can be solved, other technical features included in the technical solutions, and advantages brought by the technical features, and further detailed descriptions will be made in the detailed description of the embodiments.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below.
Fig. 1 is a front view of a demonstration teaching aid for japanese teaching provided by an embodiment of the present invention;
fig. 2 is a left side view of a demonstration teaching aid for japanese teaching provided by an embodiment of the present invention;
fig. 3 is a top view of a demonstration teaching aid for japanese teaching provided by the embodiment of the utility model.
Reference numerals:
1. a writing board; 2. a connecting rod; 3. a straight rod; 4. a connecting seat; 5. a bearing; 6. a first slider; 7. a connecting plate; 8. a handle; 9. a chute; 10. a base plate; 11. a universal wheel.
Detailed Description
In order to make the above objects, features and advantages of the present invention more comprehensible, embodiments of the present invention are described in detail with reference to the accompanying drawings. It is obvious that the described embodiments are only some of the embodiments of the present invention, and not all of them. Based on the embodiments of the present invention, all other embodiments obtained by a person skilled in the art without creative efforts all belong to the protection scope of the present invention.
Referring to fig. 1-3, an embodiment of the present invention provides a demonstration teaching aid for japanese teaching, including: the writing board comprises a writing board 1, a connecting rod 2, a straight rod 3, a connecting seat 4, a bearing 5, a first sliding block 6, a sliding rail, a connecting plate 7, a handle 8, a sliding groove 9, a bottom plate 10, a universal wheel 11 and a second sliding block; the number of the writing boards 1 is at least 3-6, and the number of the connecting rods 2 is the same as that of the writing boards 1; two side surfaces of the plurality of writing boards 1 are sequentially connected end to be fixedly connected into a closed regular polygon; a sliding rail is fixedly arranged in the middle of the back of the writing board 1 and is arranged along the up-down direction, one end of the connecting rod 2 is vertically fixed on the first sliding block 6, the first sliding block 6 is arranged on the sliding rail in a sliding manner, the other end of the connecting rod 2 is vertically fixed on the outer wall of the connecting seat 4, and the top end of the straight rod 3 is vertically fixed on the connecting seat 4; the middle part of the top surface of the bottom plate 10 is provided with a deep hole in the vertical direction, the outer ring of the bearing 5 is coaxially arranged in the deep hole, the bottom end of the straight rod 3 is coaxially arranged in the inner ring of the bearing 5, and four universal wheels 11 are fixedly connected to the bottom surface of the bottom plate 10; the straight rod 3 is provided with a sliding groove 9 in the vertical direction, one end of a connecting plate 7 is fixed on a second sliding block, the second sliding block is arranged in the sliding groove 9 in a sliding mode, the other end of the connecting plate 7 is fixed on the bottom surface of the writing board 1, the handle 8 is rotatably connected onto the connecting plate 7, the side face of the second sliding block is provided with an ear plate, the ear plate is provided with a threaded hole which penetrates through the ear plate, the screw is in threaded connection with the ear plate, and the screw is used for fixing the position of the second sliding block in the second sliding groove 9.
Specifically, four universal wheels 11 are fixed to the bottom surface of the base plate 10 in a rectangular manner.
Specifically, the universal wheel 11 is a lockable universal wheel 11.
Specifically, the bottom plate 10, the straight rod 3, the connecting rod 2, the connecting plate 7 and the connecting seat 4 are all made of stainless steel.
Specifically, the connecting seat 4 is cylindrical.
Specifically, the bottom plate 10 is circular.
Specifically, the number of the lug plates is 2, and the two lug plates are respectively arranged on two side surfaces of the second sliding block.
Specifically, the length of the second sliding chute 9 is greater than that of the sliding rail.
It should be noted that the universal wheels 11 may be bolted to the base plate 10. Under general conditions, the utility model is placed on one side of a classroom, students on the other side can see the student, and some places on the other side reflect light, and the students on the other side can see the content by slowly rotating the student on the other side, so that the problem of light reflection is avoided. If the back of the writing board is made of metal, one end of the connecting rod 2 is welded on the back of the writing board; if the back of the tablet is plastic, a stainless steel sheet may be fixed to the back of the tablet by rivets, and then one end of the connecting rod 2 is welded to the back of the tablet.
When the height is adjusted, the handle 8 is turned out, the handle 8 is lifted by loosening the screw, the writing board is moved to a proper position up and down, the screw is screwed, and the height position of the writing board is fixed.
When the writing board rotates, the bottom end of the texture rotates through the bearing 5, so that the writing board rotates left and right.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not depart from the spirit and scope of the present invention.
Claims (8)
1. A demonstration teaching aid for Japanese teaching, which is characterized by comprising: the writing board, the connecting rod, the straight rod, the connecting seat, the bearing, the first sliding block, the sliding rail, the connecting plate, the handle, the sliding chute, the bottom plate, the universal wheel and the second sliding block; the number of the writing boards is at least 3-6, and the number of the connecting rods is the same as that of the writing boards; two side surfaces of the plurality of writing boards are sequentially connected end to be fixedly connected into a closed regular polygon; a sliding rail is fixedly arranged in the middle of the back of the writing board and is arranged along the vertical direction, one end of the connecting rod is vertically fixed on the first sliding block, the first sliding block is arranged on the sliding rail in a sliding mode, the other end of the connecting rod is vertically fixed on the outer wall of the connecting seat, and the top end of the straight rod is vertically fixed on the connecting seat; the middle part of the top surface of the bottom plate is provided with a deep hole in the vertical direction, the outer ring of the bearing is coaxially arranged in the deep hole, the bottom end of the straight rod is coaxially arranged in the inner ring of the bearing, and the four universal wheels are fixedly connected to the bottom surface of the bottom plate; the straight rod is provided with a sliding groove in the vertical direction, one end of the connecting plate is fixed to the second sliding block, the second sliding block is arranged in the sliding groove in a sliding mode, the other end of the connecting plate is fixed to the bottom face of the writing board, the handle is rotatably connected to the connecting plate, an ear plate is arranged on the side face of the second sliding block, the ear plate is provided with a threaded hole which penetrates through the ear plate, a screw is in threaded connection with the ear plate, and the screw is used for fixing the position of the second sliding block in the second sliding groove.
2. A demonstration teaching aid for japanese teaching according to claim 1 wherein four universal wheels are fixed on the bottom surface of the base plate in a rectangular manner.
3. A demonstration teaching aid for japanese teaching according to claim 1 wherein the universal wheels are lockable universal wheels.
4. A demonstration teaching aid for japanese teaching according to claim 1, wherein the bottom plate, the straight rod, the connecting plate and the connecting seat are made of stainless steel.
5. A demonstration teaching aid for japanese teaching according to claim 1 wherein the connecting socket is cylindrical.
6. A presentation teaching aid for japanese teaching according to claim 1 wherein the base plate is circular.
7. A demonstration teaching aid for japanese teaching according to claim 1, wherein the number of the ear plates is 2, and two of the ear plates are respectively provided on both side surfaces of the second slider.
8. A presentation teaching aid for japanese teaching according to claim 1 wherein the length of the second slide way is greater than the length of the slide way.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023253757.1U CN215244002U (en) | 2020-12-29 | 2020-12-29 | A demonstration teaching aid for japanese teaching |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202023253757.1U CN215244002U (en) | 2020-12-29 | 2020-12-29 | A demonstration teaching aid for japanese teaching |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215244002U true CN215244002U (en) | 2021-12-21 |
Family
ID=79488761
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202023253757.1U Expired - Fee Related CN215244002U (en) | 2020-12-29 | 2020-12-29 | A demonstration teaching aid for japanese teaching |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215244002U (en) |
-
2020
- 2020-12-29 CN CN202023253757.1U patent/CN215244002U/en not_active Expired - Fee Related
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20211221 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |