CN210223183U - Colleges and universities' french grammar tense teaching aid - Google Patents
Colleges and universities' french grammar tense teaching aid Download PDFInfo
- Publication number
- CN210223183U CN210223183U CN201920789443.1U CN201920789443U CN210223183U CN 210223183 U CN210223183 U CN 210223183U CN 201920789443 U CN201920789443 U CN 201920789443U CN 210223183 U CN210223183 U CN 210223183U
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- CN
- China
- Prior art keywords
- square ring
- plate
- sliding
- plates
- ring plate
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- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
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Abstract
Colleges and universities french grammar tense teaching aid. When explaining some difficult French tenses, a teacher writes more content on a blackboard, and the blackboard is hard to wipe. The utility model discloses a: the novel square ring plate injection device comprises a base (6), a square ring plate (1) and a back plate (7) are fixed on the base, sliding plates (5) are arranged in a group of inner cavities (16) of the square ring plate respectively, a group of fixed loop bars (4) are arranged on the square ring plate and located above the sliding plates, vertical plates (8) are fixed on the right sides of the sliding plates, injection release rolls (10) are sleeved on the fixed loop bars, a group of clamping grooves (2) which are right opposite to the sliding plates are formed in the front sides of the square ring plate, blackboard erasers (11) are placed in the clamping grooves, a group of limiting groove plates (9) are fixed on the back plate, limiting wheels (12) which are horizontally arranged are arranged on the limiting groove plates, and sliding strips (14) are arranged at the bottoms of the limiting. The utility model discloses be applied to the grammar tense teaching of colleges and universities.
Description
The technical field is as follows:
the utility model relates to a french teaching aid, concretely relates to colleges and universities french grammar tense teaching aid.
Background art;
the French belongs to Roman language family of Indonesian system, the Roman language family comprises a middle Roman dialect, Catalanya, West Roman and east Roman, and is one of the Roman languages with the largest number of users after Spanish, 8700 million people in the world currently use the French as a mother language and other 2.85 hundred million people use the French, and the French is an official language of a plurality of regions or organizations, therefore, French teaching is generally provided in many colleges and universities, because the French and Chinese have language differences, students have difficulty in understanding the language structure of French, therefore, teachers have difficulty in teaching the content of French tense, teachers write knowledge points on a blackboard in the normal condition when explaining, then write example sentences, analyze the structure, explain the usage, and teachers write contents on a blackboard when explaining some French tenses, the blackboard is hard to wipe.
The utility model is provided;
the utility model aims at providing a colleges and universities french grammar tense teaching aid.
The above purpose is realized by the following technical scheme:
the utility model provides a colleges and universities' french grammar tense teaching aid, its constitution includes: the blackboard eraser comprises a base, wherein a square ring plate and a back plate are fixed on the base, sliding plates are respectively arranged in a group of inner cavities of the square ring plate, a group of fixed loop bars are arranged on the square ring plate and are positioned above the sliding plates, a vertical plate is fixed on the right side of the sliding plates, injection release rolls are sleeved on the fixed loop bars, a group of clamping grooves opposite to the sliding plates are formed in the front side of the square ring plate, and a blackboard eraser is placed in the clamping grooves;
the sliding plate is characterized in that a group of limiting groove plates are fixed on the back plate, limiting wheels which are horizontally arranged are arranged on the limiting groove plates, sliding strips are arranged at the bottoms of the limiting groove plates, on the back plate and on the bottom surface and the side surfaces of the square ring plate, and the sliding strips are located in sliding grooves of the sliding plate.
Colleges and universities french grammar tense teaching aid, spacing recess board on be provided with and receive whitewashed V shaped plate.
Colleges and universities french grammar tense teaching aid, the inner chamber number of square ring board be 8.
Has the advantages that:
1. the utility model discloses a square ring board is last to set up the strip of writing, writes the french sentence on the strip, when needs write on the blackboard, with the sliding plate pulling from a left side right side, the note book is rolled up on fixed loop bar for the note book is being pulled and is being opened, can write the content on the sliding plate at corresponding french sentence and note book, improves teaching efficiency.
2. The utility model discloses writing on the sliding plate and promoting the sliding plate left after full content, the blackboard eraser just cleans the content on the sliding plate, then stimulates the sliding plate right again and continues to write, does not need the teacher to clean, improves the progress of teaching.
3. The utility model discloses set up 8 sliding plates, separate into 8 sliding plate complex forms with the blackboard of writing, can realize that the subregion writes.
Description of the drawings:
FIG. 1 is a front view of the present invention;
fig. 2 is a side view of the present invention;
FIG. 3 is a schematic structural view of a square ring plate;
in the figure: 1. a square ring plate; 2. a card slot; 3. a writing bar; 4. fixing the loop bar; 5. a sliding plate; 6. a base; 7. a back plate; 8. a vertical plate; 9. a limiting groove plate; 10. injecting and releasing the roll; 11. a blackboard eraser; 12. a limiting wheel; 13. a chute; 14. a slide bar; 15. a powder collecting V-shaped plate; 16. an inner cavity.
The specific implementation mode is as follows:
example 1:
the utility model provides a colleges and universities' french grammar tense teaching aid, its constitution includes: a base 6, a square ring plate 1 and a back plate 7 are fixed on the base, the square ring plate is arranged on the left side, the back plate is arranged on the right side, the square ring plate and the back plate are both vertically arranged, a sliding plate 5 is respectively arranged in a group of inner cavities 16 of the square ring plate, a group of fixed loop bars 4 are arranged on the square ring plate, the fixed loop bars are positioned above the sliding plate, each fixed loop bar comprises a top plate adhered on the square ring plate, the top plate is connected with a vertically arranged cylindrical rod through a bearing, the bottom of the cylindrical rod is in threaded connection with a disc, so that the injection release roll can be smoothly pulled out when the injection release roll is pulled, a vertical plate 8 is fixed on the right side of the sliding plate, the fixed loop bars are sleeved with injection release rolls 10, the square ring plate is provided with eight vertically and vertically arranged writing strips 3, the writing strips are written with french sentences, a group of plastic cylinders are adhered on the vertical plate, and the plastic cylinders pass through the injection roll to realize the fixation of the release roll, the front side of the square ring plate is provided with a group of clamping grooves 2 which are opposite to the sliding plate, and a blackboard eraser 11 is arranged in each clamping groove;
a group of limiting groove plates 9 are fixed on the back plate, limiting wheels 12 which are horizontally arranged are arranged on the limiting groove plates, sliding strips 14 are arranged at the bottoms of the limiting groove plates, on the back plate and on the bottom surface and the side surfaces of the square ring plate, and the sliding strips are positioned in sliding grooves 13 of the sliding plates.
Example 2:
according to embodiment 1 colleges and universities' french grammar tense teaching aid, spacing recess board on be provided with and receive powder V shaped plate 15 for collect the chalk dust that drops.
Example 3:
according to embodiment 1 or 2 law grammar tense teaching aid of colleges and universities, the inner chamber number of square ring board be 8.
Claims (3)
1. The utility model provides a colleges and universities' french grammar tense teaching aid, its constitution includes: the base, the base on be fixed with square ring board and backplate, characterized by: sliding plates are respectively arranged in a group of inner cavities of the square ring plate, a group of fixed loop bars are arranged on the square ring plate and are positioned above the sliding plates, vertical plates are fixed on the right sides of the sliding plates, injection and release rolls are sleeved on the fixed loop bars, a group of clamping grooves which are opposite to the sliding plates are arranged on the front sides of the square ring plate, and blackboard erasers are arranged in the clamping grooves;
the sliding plate is characterized in that a group of limiting groove plates are fixed on the back plate, limiting wheels which are horizontally arranged are arranged on the limiting groove plates, sliding strips are arranged at the bottoms of the limiting groove plates, on the back plate and on the bottom surface and the side surfaces of the square ring plate, and the sliding strips are located in sliding grooves of the sliding plate.
2. The teaching aid of french grammar tense teaching in colleges and universities of claim 1, characterized by: and a powder collecting V-shaped plate is arranged on the limiting groove plate.
3. The college french grammar tense teaching aid of claim 2, characterized by: the number of the inner cavities of the square ring plate is 8.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201920789443.1U CN210223183U (en) | 2019-05-29 | 2019-05-29 | Colleges and universities' french grammar tense teaching aid |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201920789443.1U CN210223183U (en) | 2019-05-29 | 2019-05-29 | Colleges and universities' french grammar tense teaching aid |
Publications (1)
Publication Number | Publication Date |
---|---|
CN210223183U true CN210223183U (en) | 2020-03-31 |
Family
ID=69928369
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN201920789443.1U Expired - Fee Related CN210223183U (en) | 2019-05-29 | 2019-05-29 | Colleges and universities' french grammar tense teaching aid |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN210223183U (en) |
-
2019
- 2019-05-29 CN CN201920789443.1U patent/CN210223183U/en not_active Expired - Fee Related
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Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200331 Termination date: 20210529 |