CN221153530U - Education teaching demonstration board - Google Patents
Education teaching demonstration board Download PDFInfo
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- CN221153530U CN221153530U CN202322470431.1U CN202322470431U CN221153530U CN 221153530 U CN221153530 U CN 221153530U CN 202322470431 U CN202322470431 U CN 202322470431U CN 221153530 U CN221153530 U CN 221153530U
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- demonstration board
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- locking
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- 230000008878 coupling Effects 0.000 claims description 5
- 238000010168 coupling process Methods 0.000 claims description 5
- 238000005859 coupling reaction Methods 0.000 claims description 5
- 238000000034 method Methods 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
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Abstract
The application relates to the technical field of teaching aids and discloses an education and teaching demonstration board which comprises a frame, wherein the frame comprises two mutually hinged supporting frames, demonstration components are arranged on the inner sides of the two supporting frames, each demonstration component comprises a double-sided demonstration board rotatably arranged on the inner side of the supporting frame, a connecting component is arranged on the rear side of the double-sided demonstration board in the supporting frame, each connecting component comprises a guide plate slidably arranged on the supporting frame, an adjustable supporting component is arranged on the lower side of each guide plate, and each adjustable supporting component comprises a supporting rod arranged on each guide plate; according to the application, through the matched use of the frame, the demonstration assembly, the adjustable support assembly, the connecting assembly and the locking assembly, the writing of the two double-sided demonstration boards is switched, meanwhile, the single double-sided demonstration board is matched for overturning writing, so that the demonstration area and the utilization rate are improved, and when the suitcase is not used, the suitcase is integrally stored into a suitcase type structure, the integral area is reduced, and the suitcase is convenient to transport.
Description
Technical Field
The application relates to the technical field of teaching aids, in particular to an education and teaching demonstration board.
Background
The utility model discloses a "demonstration board for education and teaching" in CN 212570108U, including the demonstration board, demonstration board outside fixed mounting has demonstration board shell … … the input and the output electric connection of external power source of electric telescopic handle. The drawing plate arranged on the outer side of the vertical rod is pulled leftwards, then the sliding block arranged below the vertical rod slides leftwards in the sliding groove arranged on the outer side of the shell of the demonstration board, and then the cleaning brush below the vertical rod starts to wipe the surface of the demonstration board, so that the aim of quickly erasing characters on the demonstration board is fulfilled;
Aiming at the related technology, the inventor considers that the demonstration board can only be used on one side, and if the demonstration board is required to be rewritten after one side is full, the content needs to be erased, so that frequent erasing and writing are caused in the use process, time and energy are wasted, and the utilization rate is reduced;
the above information disclosed in this background section is only for enhancement of understanding of the background section of the application and therefore it may not form the prior art that is already known to those of ordinary skill in the art.
Disclosure of utility model
In order to solve the problems that the demonstration board can only be used on one side, and if the user wants to rewrite after writing on one side, the user needs to erase the content, so that the user has to erase frequently in the using process, time and energy are wasted, and the utilization rate is reduced, the application provides the education and teaching demonstration board.
The application provides an education and teaching demonstration board which adopts the following technical scheme:
The utility model provides an education and teaching demonstration board, includes the frame, the frame includes two articulated braced frames each other, two the inboard of braced frame all is provided with demonstration subassembly, demonstration subassembly is including rotating the double-sided demonstration board that sets up inboard at the braced frame, the rear side of double-sided demonstration board is provided with coupling assembling in the braced frame, coupling assembling is including sliding the deflector that sets up on the braced frame, the downside of deflector is provided with adjustable supporting component, adjustable supporting component is including installing the bracing piece on the deflector, be provided with locking component on the braced frame.
Preferably, both sides parallel to the support rod on the support frame are provided with sliding grooves, both ends of the guide plate are slidably arranged in the sliding grooves, the lower end of the sliding grooves is provided with limiting holes, locking pins are arranged in the limiting holes, and the top of the support frame is provided with a handle.
Preferably, the middle parts of the two double-sided demonstration boards close to one end of each other are rotationally connected with the corresponding supporting frames, the two double-sided demonstration boards and one end of the supporting frames far away from each other are respectively provided with a connecting hole, and one of the connecting holes is internally provided with a limit bolt.
Preferably, the lower side of bracing piece slides and is provided with the sleeve, telescopic lower extreme is provided with the bottom plate, bracing piece and telescopic upper end are provided with the locking hole that is parallel with the deflector direction, the lower extreme of bracing piece is provided with a plurality of and deflector direction vertically joint hole, one of them the downthehole screw thread of joint is provided with positioning bolt.
Preferably, the outside of bracing piece all is provided with teaching aid rack on the deflector.
Preferably, the locking assembly comprises a rotating plate which is rotatably arranged on one of the supporting frames, locking bolts are arranged on the rotating plate in a threaded mode, and locking holes matched with the locking bolts are formed in the supporting frames.
In summary, the application has the following beneficial technical effects:
1. Through the cooperation of the frame and the demonstration assembly, two folded supporting frames are utilized to provide two double-sided demonstration boards, the teaching demonstration area is increased, meanwhile, the limiting bolts are coaxial with the rotation axes on the double-sided demonstration boards, the double-sided demonstration boards can be rapidly rotated, double-sided demonstration of the double-sided demonstration boards is realized, one side of the double-sided demonstration boards can be directly turned over for continuous use without erasing after the writing is full; compared with the prior art, the two-sided demonstration boards can be switched in writing, and meanwhile, the single-sided demonstration board is matched for overturning writing, so that the demonstration area and the utilization rate are improved, when the limiting bolt is not coaxial with the rotation axis on the two-sided demonstration boards, the two-sided demonstration boards can be limited, and the situation that the two-sided demonstration boards are not stressed during writing and the writing is influenced is avoided;
2. through the cooperation of frame, adjustable supporting component, coupling assembling, locking subassembly, when not using, accomodate into a suitcase style structure as a whole, reduce whole area, convenient transportation, during the use, can adjust bracing piece and telescopic relative distance that stretches out as required, adaptation is different uses highly, and teaching aid rack can also be unified accomodate the teaching aid, avoids the teaching aid to lose.
Drawings
FIG. 1 is a schematic perspective view of a first perspective view of an embodiment of the application;
FIG. 2 is a schematic perspective view of a second perspective view of an embodiment of the application;
FIG. 3 is a perspective view of a third perspective view of an embodiment of the application;
Fig. 4 is a schematic perspective view of a fourth perspective view of an embodiment of the application.
Reference numerals illustrate: 1. a frame; 101. a support frame; 102. a chute; 103. a locking pin; 2. a presentation component; 201. double-sided demonstration boards; 202. a limit bolt; 3. an adjustable support assembly; 301. a support rod; 302. a sleeve; 303. a bottom plate; 304. positioning bolts; 4. a connection assembly; 401. a guide plate; 402. teaching aid rack; 5. a locking assembly; 501. a rotating plate; 502. a locking bolt; 6. a handle.
Detailed Description
The application is described in further detail below with reference to fig. 1-4.
The embodiment of the application discloses an education and teaching demonstration board. Referring to fig. 1 to 4, an educational teaching demonstration board comprises a frame 1, wherein the frame 1 comprises two support frames 101 hinged with each other, demonstration components 2 are mounted on the inner sides of the two support frames 101, the demonstration components 2 comprise double-sided demonstration boards 201 rotatably mounted on the inner sides of the support frames 101, connecting components 4 are mounted on the rear sides of the double-sided demonstration boards 201 in the support frames 101, the connecting components 4 comprise guide plates 401 slidably mounted on the support frames 101, adjustable support components 3 are mounted on the lower sides of the guide plates 401, the adjustable support components 3 comprise support rods 301 mounted on the guide plates 401, and locking components 5 are mounted on the support frames 101;
Through adopting above-mentioned technical scheme, through two double-sided demonstration boards 201 realization writing switch, cooperation single double-sided demonstration board 201 can overturn simultaneously and write, improves demonstration area and utilization ratio, when spacing bolt 202 and the axis of rotation on the double-sided demonstration board 201 are not coaxial, can carry out spacingly to double-sided demonstration board 201, avoid double-sided demonstration board 201 not atress when writing, influence writing.
Referring to fig. 2, both sides of the supporting frame 101 parallel to the supporting rods 301 are provided with sliding grooves 102, both ends of the guide plate 401 are slidably mounted in the sliding grooves 102, the lower end of the sliding groove 102 is provided with a limiting hole, a locking pin 103 is mounted in the limiting hole, and the top of the supporting frame 101 is provided with a handle 6;
Through adopting above-mentioned technical scheme, when not using, accomodate as a suitcase style structure with whole, reduce whole area, convenient transportation, carry out spacing locking through deflector 401 that locking pin 103 moved to the spout 102 bottom, locking pin 103 is removable round pin axle.
Referring to fig. 4, the middle parts of the two double-sided demonstration boards 201 close to each other are rotatably connected with the corresponding supporting frames 101, the two double-sided demonstration boards 201 and the supporting frames 101 are provided with connecting holes at the ends far away from each other, and a limit bolt 202 is arranged in one connecting hole;
Through adopting above-mentioned technical scheme, when spacing bolt 202 and the axis of rotation on the two-sided demonstration board 201 are coaxial, can the two-sided demonstration board 201 of fast turn, realize two-sided demonstration board 201 two-sided demonstration, can not need erase after one side is written fully, directly overturn the another side and continue to use, when spacing bolt 202 and the axis of rotation on the two-sided demonstration board 201 are not coaxial, can carry out spacing to the two-sided demonstration board 201, avoid two-sided demonstration board 201 not atress when writing, influence writing.
Referring to fig. 3, a sleeve 302 is slidingly installed below a supporting rod 301, a bottom plate 303 is installed at the lower end of the sleeve 302, locking holes parallel to the direction of a guide plate 401 are formed at the upper ends of the supporting rod 301 and the sleeve 302, a plurality of clamping holes perpendicular to the direction of the guide plate 401 are formed at the lower end of the supporting rod 301, and a positioning bolt 304 is installed in one of the clamping holes in a threaded manner;
Through adopting above-mentioned technical scheme, when accomodating for bottom plate 303 is parallel with deflector 401, gets into the inboard of carriage 101, and when expanding the use, the locking of release positioning bolt 304 is rotatory 90 and moves down to suitable position with sleeve 302, and the locking is through positioning bolt 304 with sleeve 302 and bracing piece 301 locking again, adapts to the height of different uses.
Referring to fig. 2, teaching aid holders 402 are installed on the outer sides of the support rods 301 on the guide plates 401;
Through adopting above-mentioned technical scheme, teaching aid rack 402 can also unify accomodate the teaching aid, avoids the teaching aid to lose.
Referring to fig. 1, the locking assembly 5 includes a rotating plate 501 rotatably mounted on one of the support frames 101, a locking bolt 502 is mounted on the rotating plate 501 in a threaded manner, and a locking hole for the locking bolt 502 to be matched with is formed in the support frame 101;
By adopting the above technical scheme, the distance from the locking hole to the rotation axis of the rotation plate 501 is always the same when the two support frames 101 are unfolded and when the support frames 101 are folded.
The embodiment of the application provides an education and teaching demonstration board, which has the implementation principle that: when in use, the locking bolt 502 is released to lock the supporting frame 101, the supporting frame 101 is unfolded, then the locking bolt 502 is locked with the locking hole, then the guide plate 401 is moved to the bottom of the sliding groove 102, the guide plate 401 which is moved to the bottom of the sliding groove 102 through the locking pin 103 is subjected to limit locking, then the locking of the positioning bolt 304 is released, the sleeve 302 is rotated by 90 degrees and is moved down to a proper position, then the sleeve 302 is locked with the supporting rod 301 through the positioning bolt 304, the two-sided demonstration board is adapted to different use heights, after the single-sided writing of the two-sided demonstration board 201 is finished, the limiting bolt 202 is coaxial with the rotation axis on the two-sided demonstration board 201, the two-sided demonstration board 201 can be rapidly rotated, the two-sided demonstration of the two-sided demonstration board 201 is realized, after finishing rotating, when the rotation axis on the spacing bolt 202 and the double-sided demonstration board 201 is not coaxial, the double-sided demonstration board 201 can be limited, the double-sided demonstration board 201 is prevented from being stressed when writing, writing is prevented from being influenced, erasure is avoided after one side of writing is full, the other side of the double-sided demonstration board is directly turned over for continuous use, the teaching aid is uniformly stored in the teaching aid storage rack 402, the teaching aid is prevented from being lost, after the teaching aid is used, locking of the positioning bolt 304 is released, locking holes are aligned, the supporting rod 301 and the sleeve 302 are locked by the positioning bolt 304, locking of the guide plate 401 by the locking pin 103 is released, the bottom plate 303 is completely stored in the supporting frame 101, locking of the supporting frame 101 by the locking bolt 502 is released, and the supporting frame 101 is locked after being folded.
The last points to be described are: first, in the description of the present application, it should be noted that, unless otherwise specified and defined, the terms "mounted," "connected," and "connected" are to be construed broadly, and may be mechanical or electrical, or may be a direct connection between two elements, and "upper," "lower," "left," "right," etc. are merely used to indicate relative positional relationships, which may be changed when the absolute position of the object being described is changed;
Secondly: in the drawings of the disclosed embodiments, only the structures related to the embodiments of the present disclosure are referred to, and other structures can refer to the common design, so that the same embodiment and different embodiments of the present disclosure can be combined with each other under the condition of no conflict;
Finally: the foregoing description of the preferred embodiments of the utility model is not intended to limit the utility model to the precise form disclosed, and any such modifications, equivalents, and alternatives falling within the spirit and principles of the utility model are intended to be included within the scope of the utility model.
The above embodiments are not intended to limit the scope of the present application, so: all equivalent changes in structure, shape and principle of the application should be covered in the scope of protection of the application.
Claims (6)
1. An education teaching demonstration board, includes frame (1), its characterized in that: the frame (1) includes two articulated braced frame (101) each other, two the inboard of braced frame (101) all is provided with demonstration subassembly (2), demonstration subassembly (2) are including rotating double-sided demonstration board (201) that set up inboard braced frame (101), the rear side of double-sided demonstration board (201) is provided with coupling assembling (4) in braced frame (101), coupling assembling (4) are including sliding deflector (401) that set up on braced frame (101), the downside of deflector (401) is provided with adjustable supporting component (3), adjustable supporting component (3) are including installing bracing piece (301) on deflector (401), be provided with locking component (5) on braced frame (101).
2. An educational teaching demonstration board according to claim 1 wherein: both sides on the supporting frame (101) parallel to the supporting rods (301) are provided with sliding grooves (102), both ends of the guide plates (401) are slidably arranged in the sliding grooves (102), the lower ends of the sliding grooves (102) are provided with limiting holes, locking pins (103) are arranged in the limiting holes, and the top of the supporting frame (101) is provided with a handle (6).
3. An educational teaching demonstration board according to claim 2 wherein: two the middle part that two face demonstration boards (201) are close to one end each other all rotates with corresponding braced frame (101) to be connected, two face demonstration boards (201), braced frame (101) are kept away from one another one end all is provided with the connecting hole, one of them be provided with spacing bolt (202) in the connecting hole.
4. An educational teaching demonstration board according to claim 3 wherein: the lower side sliding of bracing piece (301) is provided with sleeve (302), the lower extreme of sleeve (302) is provided with bottom plate (303), the upper end of bracing piece (301) and sleeve (302) is provided with the locking hole parallel with deflector (401) direction, the lower extreme of bracing piece (301) is provided with a plurality of and deflector (401) direction vertically joint hole, one of them the downthehole screw thread of joint is provided with positioning bolt (304).
5. An educational teaching demonstration board according to claim 4 wherein: the outside of bracing piece (301) on deflector (401) all is provided with teaching aid rack (402).
6. An educational teaching demonstration board according to claim 5 wherein: the locking assembly (5) comprises a rotating plate (501) which is rotatably arranged on one of the supporting frames (101), locking bolts (502) are arranged on the rotating plate (501) in a threaded mode, and locking holes matched with the locking bolts (502) are formed in the supporting frames (101).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322470431.1U CN221153530U (en) | 2023-09-12 | 2023-09-12 | Education teaching demonstration board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322470431.1U CN221153530U (en) | 2023-09-12 | 2023-09-12 | Education teaching demonstration board |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN221153530U true CN221153530U (en) | 2024-06-18 |
Family
ID=91532909
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322470431.1U Active CN221153530U (en) | 2023-09-12 | 2023-09-12 | Education teaching demonstration board |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN221153530U (en) |
-
2023
- 2023-09-12 CN CN202322470431.1U patent/CN221153530U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |