CN210706655U - Portable colleges and universities are teaching aid for english teaching - Google Patents
Portable colleges and universities are teaching aid for english teaching Download PDFInfo
- Publication number
- CN210706655U CN210706655U CN201920952551.6U CN201920952551U CN210706655U CN 210706655 U CN210706655 U CN 210706655U CN 201920952551 U CN201920952551 U CN 201920952551U CN 210706655 U CN210706655 U CN 210706655U
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- teaching
- teaching aid
- universities
- folding
- folded sheet
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Abstract
The utility model relates to a teaching aid technical field just discloses a teaching aid is used in teaching of portable colleges and universities english, has solved and has taken the difficult prosthetic problem in storage space big, damage back, the utility model provides a following technical scheme: the utility model provides a teaching aid is used in teaching of portable colleges and universities english, the folded sheet that sets up including adjusting device and two bilateral symmetry, rotatable coupling between two folded sheets, be provided with two parallel sleeve pipes each other on the folded sheet, all be provided with the fixed orifices that is used for fixed chalk on each sleeve pipe, and each sleeve pipe is the same with the interval between the adjacent sleeve pipe, all be provided with the screw rod on each sleeve pipe, all be provided with two screw thread assorted screw holes with the screw rod on each folded sheet, be provided with the bracing piece that is used for supporting the folded sheet on the folded sheet, rotatable coupling between bracing piece and the folded sheet, adjusting device is located the top of folded sheet, and adjusting device includes "C" type regulation pole, the inside of one of them folded sheet is provided with the cavity.
Description
Technical Field
The utility model relates to a teaching aid technical field specifically is a teaching aid is used in teaching of portable colleges and universities english.
Background
Teaching aid makes the student can be directly perceived, understand all kinds of apparatus that teaching content used and the collective name of the apparatus that the teacher used when giving lessons vividly, for short the teaching aid, the teaching aid can assist the teacher to give the student knowledge transfer fast and good again, the efficiency of teaching is improved, teaching aid is used in current college english teaching, because adopt the adhesion mostly, riveted form is connected, the storage space who occupies is great, and it is very inconvenient to carry, teaching aid is an instrument that english teaching in-process often is used in college english teaching, but teaching aid is used in current college english teaching is because vulnerable position can not dismantle the equipment, make college english teaching aid in case damage will hardly restoreing in advance, influence the teaching arrangement.
SUMMERY OF THE UTILITY MODEL
Technical problem to be solved
Not enough to prior art, the utility model provides a teaching aid is used in teaching of portable colleges and universities english has solved and has occupy the problem that storage space is big, be difficult for restoreing after damaging.
(II) technical scheme
In order to achieve the above object, the utility model provides a following technical scheme: a portable college English teaching aid comprises an adjusting device and two folding plates which are arranged in bilateral symmetry, wherein the two folding plates are rotatably connected, two parallel sleeves are arranged on each folding plate, each sleeve is provided with a fixing hole for fixing chalk, the distance between each sleeve and the adjacent sleeve is the same, each sleeve is provided with a screw rod, each folding plate is provided with two threaded holes matched with the threads of the screw rods, the folding plate is provided with a supporting rod for supporting the folding plate, the supporting rod and the folding plates are rotatably connected, the adjusting device is positioned at the top end of the folding plate and comprises a C-shaped adjusting rod, a cavity is arranged in one folding plate, a through hole communicated with the cavity is formed in the folding plate, one end of the adjusting rod penetrates into the cavity through the through hole and is provided with a stop block capable of rotating in the cavity, and a plurality of adjusting holes matched with the other end of the adjusting rod are formed in the other folding plate.
Preferably, the support rod is provided with a limiting block for limiting the rotation angle of the support rod.
Preferably, the cavity and the stopper are both cylindrical.
Preferably, the folding plate, the sleeve and the supporting rod are all made of wood.
Preferably, the bottom end of the supporting rod is provided with an anti-skid block, and the anti-skid block is made of rubber.
Preferably, the bottom of the rear end of each folding plate is provided with a plurality of mounting holes, and barbs for preventing textbooks or teaching plans from slipping are arranged in each mounting hole.
Preferably, the number of the mounting holes and the number of the barbs are both more than or equal to one.
(III) advantageous effects
Compared with the prior art, the utility model provides a teaching aid is used in teaching of portable colleges and universities english possesses following beneficial effect:
this teaching aid is used in teaching of portable colleges and universities english, rotatable coupling through between the folded sheet, can make and fold each other between the folded sheet, rotatable coupling between bracing piece and the folded sheet, can make the bracing piece fold to the folded sheet, thereby reduced the storage space of this teaching aid, convenient to use person carries, in addition, mutually support through screw rod and screw hole, dismantle and the equipment between the sleeve pipe of being convenient for and the folded sheet, further improvement the portability of this teaching aid, and change and maintenance that can be quick when the sleeve pipe damages, quick prosthetic purpose has been realized.
Drawings
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a right side view of the structure of the present invention;
fig. 3 is a schematic view of a part of an enlarged structure at a in fig. 1 according to the present invention.
In the figure: 1. folding the board; 2. a sleeve; 3. a fixing hole; 4. a screw; 5. a threaded hole; 6. a support bar; 7. adjusting a rod; 8. a cavity; 9. a through hole; 10. a stopper; 11. an adjustment hole; 12. a limiting block; 13. anti-skid blocks; 14. and (6) barb.
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.
Referring to fig. 1-3, the present invention provides a technical solution: a portable college English teaching aid comprises an adjusting device and two folding plates 1 which are arranged in bilateral symmetry, wherein the two folding plates 1 are rotatably connected, as shown in the specific embodiment, the two folding plates 1 are connected through a hinge, so that the folding plates 1 can be folded with each other, the storage space is reduced, and the portable college English teaching aid is convenient for an English teacher to carry, two parallel sleeves 2 are arranged on the folding plates 1, each sleeve 2 is provided with a fixing hole 3 for fixing chalk, the distance between each sleeve 2 and the adjacent sleeve 2 is the same, four sleeves 2 which are arranged in parallel and have the same distance can rapidly draw four lines of grids needed by English writing, each sleeve 2 is provided with a screw rod 4, each folding plate 1 is provided with two threaded holes 5 matched with the threads of the screw rod 4, the sleeves 2 are fixed on the folding plates 1 through the screw rods 4 and the threaded holes 5, when a certain sleeve 2 is in trouble, the sleeve can be quickly replaced, the folding plate 1 is provided with a support rod 6 for supporting the folding plate 1, the support rod 6 and the folding plate 1 are rotatably connected, as shown in the specific embodiment, the support rod 6 and the folding plate 1 are connected through a hinge, the support rod 6 can be folded towards the folding plate 1, the storage space is reduced, and the storage space is convenient for English teachers to carry, the adjusting device is positioned at the top end of the folding plate 1, and comprises a C-shaped adjusting rod 7, a cavity 8 is arranged inside one folding plate 1, a through hole 9 communicated with the cavity 8 is arranged on the folding plate 1, one end of the adjusting rod 7 penetrates into the cavity 8 through the through hole 9 and is provided with a stop block 10 capable of rotating in the cavity 8, the adjusting rod 7 is prevented from falling from the cavity 8 through the stop block 10 and can rotate in the cavity 8, the other folding plate 1 is provided with a plurality of adjusting holes 11 matched with the other, the two folding plates 1 can be adjusted to different included angles by matching the adjusting rod 7 with different adjusting holes 11, the supporting rod 6 is provided with a limiting block 12 for limiting the rotation angle of the supporting rod 6, the stability of the teaching aid in the supporting process can be improved by the limiting block 12, the phenomenon that the teaching aid slips down due to the overlarge rotation angle of the supporting rod 6 is avoided, the cavity 8 and the stop block 10 are cylindrical, the stop block 10 can better rotate in the cavity 8, the folding plates 1, the sleeve 2 and the supporting rod 6 are made of wood, the wood is used for protecting the environment and reducing the overall weight, the bottom end of the supporting rod 6 is provided with an anti-skid block 13, the anti-skid block 13 is made of rubber, the friction between the supporting rod 6 and the teacher's desk can be effectively increased by the anti-skid block 13 made of rubber, the overall stability is improved, the bottom of the rear end of each folding plate 1 is provided with a plurality, the barbs 14 used for preventing the textbook or the teaching plan from slipping are arranged in the mounting holes, the barbs 14 can be detached and mounted through the mounting holes, the textbook or the teaching plan is effectively prevented from slipping from the folding plate 1, the number of the mounting holes and the number of the barbs 14 are more than or equal to one, and the stability of placing the textbook or the teaching plan is improved through the matching arrangement of the barbs 14.
When the teaching aid is used, when a four-line lattice needs to be drawn, a user installs four sleeves 2 on two folding plates 1, then fixes chalks in the sleeves 2, adjusts the included angle of the two folding plates 1 to an angle, inserts an adjusting rod 7 into a corresponding adjusting hole 11, presses the chalks on a blackboard by holding the folding plates 1 with hands to slide, so that a standard four-line lattice can be obtained, when a textbook or a teaching plan needs to be supported, the user pulls the adjusting rod 7 out of the adjusting hole 11, rotates the two folding plates 1 to a proper angle, inserts the adjusting rod 7 into the corresponding adjusting hole 11, rotates a supporting rod 6 to support the teaching aid on a desk, puts the textbook to be used on the teaching aid, when the sleeves 2 need to be replaced, screws the sleeves 2 out of a threaded hole 5, and replaces new sleeves 2, when the teaching aid needs to be stored and carried, the four sleeves 2 are detached from the folding plates 1 and then placed in a storage bag, folding plate 1 is folding each other, and the backup pad is rotatory to pasting folding plate 1 to folding plate 1, place in the storing bag can.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a teaching aid is used in teaching of portable colleges and universities' english which characterized in that: the chalk box comprises an adjusting device and two folding plates (1) which are arranged in bilateral symmetry, the two folding plates (1) are rotatably connected, two parallel sleeves (2) are arranged on each folding plate (1), each sleeve (2) is provided with a fixing hole (3) for fixing chalk, the distance between each sleeve (2) and the adjacent sleeve (2) is the same, each sleeve (2) is provided with a screw rod (4), each folding plate (1) is provided with two threaded holes (5) matched with the threads of the screw rods (4), a supporting rod (6) for supporting the folding plates (1) is arranged on each folding plate (1), the supporting rod (6) and the folding plates (1) are rotatably connected, the adjusting device is positioned at the top ends of the folding plates (1), and the adjusting device comprises a C-shaped adjusting rod (7), the folding device is characterized in that a cavity (8) is arranged inside one of the folding plates (1), a through hole (9) communicated with the cavity (8) is formed in the folding plate (1), one end of the adjusting rod (7) penetrates into the cavity (8) through the through hole (9) and is provided with a stop block (10) capable of rotating in the cavity (8), and a plurality of adjusting holes (11) matched with the other end of the adjusting rod (7) are formed in the other folding plate (1).
2. The teaching aid is used in english teaching of portable colleges and universities of claim 1, characterized in that: the support rod (6) is provided with a limiting block (12) for limiting the rotation angle of the support rod (6).
3. The teaching aid is used in english teaching of portable colleges and universities of claim 1, characterized in that: the cavity (8) and the stop block (10) are both cylindrical.
4. The teaching aid is used in english teaching of portable colleges and universities of claim 1, characterized in that: the folding plate (1), the sleeve (2) and the support rod (6) are all made of wood.
5. The teaching aid is used in english teaching of portable colleges and universities of claim 1, characterized in that: the bottom end of the supporting rod (6) is provided with an anti-skid block (13), and the anti-skid block (13) is made of rubber.
6. The teaching aid is used in english teaching of portable colleges and universities of claim 1, characterized in that: the bottom of the rear end of each folding plate (1) is provided with a plurality of mounting holes, and barbs (14) used for preventing textbooks or teaching plans from slipping are arranged in the mounting holes.
7. The teaching aid is used in english teaching of portable colleges and universities of claim 6, characterized in that: the number of the mounting holes and the number of the barbs (14) are more than or equal to one.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920952551.6U CN210706655U (en) | 2019-06-21 | 2019-06-21 | Portable colleges and universities are teaching aid for english teaching |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920952551.6U CN210706655U (en) | 2019-06-21 | 2019-06-21 | Portable colleges and universities are teaching aid for english teaching |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210706655U true CN210706655U (en) | 2020-06-09 |
Family
ID=70955474
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920952551.6U Expired - Fee Related CN210706655U (en) | 2019-06-21 | 2019-06-21 | Portable colleges and universities are teaching aid for english teaching |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210706655U (en) |
-
2019
- 2019-06-21 CN CN201920952551.6U patent/CN210706655U/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: 20200609 Termination date: 20210621 |