CN215621050U - Teaching is with adjustable little blackboard - Google Patents
Teaching is with adjustable little blackboard Download PDFInfo
- Publication number
- CN215621050U CN215621050U CN202121195206.6U CN202121195206U CN215621050U CN 215621050 U CN215621050 U CN 215621050U CN 202121195206 U CN202121195206 U CN 202121195206U CN 215621050 U CN215621050 U CN 215621050U
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- supporting
- teaching
- blackboard
- sliding
- matched
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Abstract
The utility model discloses an adjustable small blackboard for teaching, which comprises the following components: comprises a supporting device, an adjusting mechanism arranged on the supporting device and a blackboard body matched with the adjusting mechanism; the supporting device comprises a supporting platform and supporting leg assemblies symmetrically arranged on two sides of the supporting platform; the adjusting mechanism comprises an angle adjusting mechanism and a sliding mechanism; this device strutting arrangement can make firm the placing of little blackboard, can not take place the slope phenomenon, and the teaching aid that teaching was used commonly can be placed to the thing box of putting on the strutting arrangement. Use convenience very, can carry out angle and height's regulation simultaneously, make in the classroom both sides student can both see the content on the little blackboard clearly, simple structure, convenient operation is worth extensively promoting.
Description
Technical Field
The utility model relates to the technical field of teaching aids, in particular to an adjustable small blackboard for teaching.
Background
Education, educating educators purposely and organically educate the educational development of the educational subjects, develop the human beings with the prior experience and learning, explain various phenomena, problems or behaviors for the human beings, and increase the ability experience, which is basically realized by a relatively mature or rational thinking of the human beings, so that the objects can approach the most basic existence of the human beings. The teaching aid is a Chinese vocabulary, and the Chinese pinyin is a model, a real object, a specimen, an instrument, a chart, a slide show and the like for explaining and explaining something, and comprises teaching equipment, a teaching instrument, practical training equipment, education equipment, experimental equipment, a teaching specimen, a teaching model and the like.
The small blackboard is mainly used as various rule tools for family learning and competition and for propaganda in various units. The small blackboard is one of the most common and flexible teaching aids in all visual teaching aids. The angle of the existing small blackboard cannot be adjusted, so that a plurality of students in a classroom cannot see the contents clearly. Therefore, an adjustable small blackboard for teaching becomes a problem to be solved urgently.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem of an adjustable small blackboard for teaching.
In order to solve the technical problems, the technical scheme provided by the utility model is that an adjustable small blackboard for teaching is provided: comprises a supporting device, an adjusting device arranged on the supporting device and a blackboard body matched with the adjusting device;
the supporting device comprises a supporting platform and supporting leg assemblies symmetrically arranged on two sides of the supporting platform; the supporting leg assembly comprises a front supporting leg and a rear supporting leg which are respectively and rotatably connected with two ends of one side of the supporting platform;
the adjusting device comprises an angle adjusting mechanism and a sliding mechanism; the angle adjusting mechanism comprises an inclined supporting arm arranged on the supporting platform, a rotating arm rotatably connected with the inclined supporting arm and a telescopic pipe matched with the inclined supporting arm and the rotating arm; a groove is formed in the top end of the inclined supporting plate, and one end of the rotating arm is arranged in the groove and connected through a rotating shaft; the bottom end of a lower pipe of the telescopic pipe is rotatably connected with the inclined support plate, and the top end of an upper pipe is rotatably connected with the rotating arm; the outer side wall of the lower telescopic pipe is provided with a limiting bolt; the sliding mechanism comprises a sliding rail arranged at the other end of the rotating arm, a sliding block arranged at the rear end of the blackboard body, a limiting hole arranged on the sliding block and a pin matched with the limiting hole; two sides of the sliding block are provided with sliding channel grooves matched with the sliding rails; one end of the pin penetrates through the sliding rail and extends into the limiting hole, and a baffle is arranged close to the outer side wall of the other end of the pin; and a spring for connecting the baffle and the sliding rail is arranged between the baffle and the sliding rail.
As an improvement, a storage box assembly fixedly connected is arranged between the front supporting legs, and at least 2 storage boxes are arranged in the storage box assembly.
As an improvement, a connecting plate is arranged between the rear supporting legs.
As an improvement, one side of the upper pipe of the telescopic pipe is arranged to be a plane matched with the limiting bolt.
As an improvement, one end of the pin, which is far away from the limiting hole, is provided with a handle.
As an improvement, the number of the limiting holes is not less than 6.
Compared with the prior art, the utility model has the advantages that: this device strutting arrangement can make firm the placing of little blackboard, can not take place the slope phenomenon, and the teaching aid that teaching was used commonly can be placed to the thing box of putting on the strutting arrangement. Use convenience very, can carry out angle and height's regulation simultaneously, make in the classroom both sides student can both see the content on the little blackboard clearly, simple structure, convenient operation is worth extensively promoting.
Drawings
FIG. 1 is a first schematic structural view of an adjustable small blackboard for teaching according to the present invention.
FIG. 2 is a schematic structural diagram II of an adjustable small blackboard for teaching of the present invention.
FIG. 3 is a third schematic structural view of an adjustable small blackboard for teaching of the present invention.
FIG. 4 is a fourth schematic structural view of an adjustable small blackboard for teaching of the present invention.
FIG. 5 is a partially enlarged view of circle A in FIG. 3 of an adjustable small blackboard for teaching of the present invention.
As shown in the figure: 1. the blackboard comprises a supporting device, 2, an adjusting device, 3, a blackboard body, 4, a supporting platform, 5, a supporting leg assembly, 6, a front supporting leg, 7, a rear supporting leg, 8, an angle adjusting mechanism, 9, a sliding mechanism, 10, an inclined supporting arm, 11, a rotating arm, 12, a telescopic pipe, 13, a groove, 14, a limiting bolt, 15, a sliding rail, 16, a sliding block, 17, a limiting hole, 18, a pin, 19, a sliding channel groove, 20, a baffle, 21, a spring, 22, a storage box assembly, 23, a connecting plate, 24 and a handle.
Detailed Description
The adjustable small blackboard for teaching of the present invention will be further described in detail with reference to the accompanying drawings.
With reference to the attached figures 1-5, an adjustable small blackboard for teaching comprises a supporting device 1, an adjusting device 2 arranged on the supporting device 1 and a blackboard body 3 matched with the adjusting device 2;
the supporting device 1 comprises a supporting platform 4 and supporting leg assemblies 5 symmetrically arranged on two sides of the supporting platform 4; the supporting leg assembly 5 comprises a front supporting leg 6 and a rear supporting leg 7 which are respectively rotatably connected with two ends of one side of the supporting platform 4;
the adjusting device 2 comprises an angle adjusting mechanism 8 and a sliding mechanism 9; the angle adjusting mechanism 8 comprises an inclined supporting arm 10 arranged on the supporting platform 4, a rotating arm 11 rotatably connected with the inclined supporting arm and a telescopic pipe 12 matched with the inclined supporting arm and the rotating arm; a groove 13 is formed in the top end of the inclined supporting plate, and one end of the rotating arm 11 is arranged in the groove 13 and connected through a rotating shaft; the bottom end of a lower pipe of the telescopic pipe 12 is rotatably connected with the inclined support plate, and the top end of an upper pipe is rotatably connected with the rotating arm 11; the outer side wall of the lower pipe of the telescopic pipe 12 is provided with a limit bolt 14; the sliding mechanism 9 comprises a slide rail 15 arranged at the other end of the rotating arm 11, a slide block 16 arranged at the rear end of the blackboard body 3, a limiting hole 17 arranged on the slide block 16 and a pin 18 matched with the limiting hole 17; two sides of the sliding block 16 are provided with sliding channel grooves 19 matched with the sliding rails 15; one end of the pin 18 penetrates through the slide rail 15 and extends into the limiting hole 17, and a baffle plate 20 is arranged on the outer side wall close to the other end; and a spring 21 for connecting the baffle plate 20 and the slide rail 15 is arranged between the baffle plate and the slide rail.
Be provided with fixed connection's storage box subassembly 22 between the preceding supporting leg 6, storage box is no less than 2 in the storage box subassembly 22.
A connecting plate 23 is arranged between the rear supporting legs 7.
The upper pipe side of the telescopic pipe 12 is arranged to be a plane matched with the limit bolt 14.
The end of the pin 18 far away from the limiting hole 17 is provided with a handle 24.
The number of the limiting holes 17 is not less than 6.
The specific implementation process of the adjustable small blackboard for teaching provided by the utility model is as follows: when the blackboard eraser is used, the front supporting leg 6 and the rear supporting leg 7 in the supporting component are rotatably connected with the supporting platform 4 to be opened, the blackboard eraser is stably fixed on the ground, the length of the telescopic pipe 12 is adjusted to drive the rotating arm 11 to rotate to a proper angle in the groove 13 at the top end of the inclined supporting arm 10, the limiting bolt 14 is rotated to limit the plane on the side surface of the telescopic pipe 12, so that the inclination angle of the blackboard body 3 is changed, meanwhile, the height of the blackboard body 3 is adjusted through the sliding connection of the sliding rail 15 and the sliding block 16, the pin 18 is reset by the spring 21, the height of the blackboard body 3 is limited by the limiting hole 17, and the content of characters or pictures recorded on a small blackboard cannot be seen by students at the height or at the angle.
The present invention and its embodiments have been described above, and the description is not intended to be limiting, and the drawings are only one embodiment of the present invention, and the actual structure is not limited thereto. In summary, those skilled in the art should appreciate that they can readily use the disclosed conception and specific embodiments as a basis for designing or modifying other structures for carrying out the same purposes of the present invention without departing from the spirit and scope of the utility model as defined by the appended claims.
Claims (6)
1. The utility model provides a teaching is with adjustable little blackboard which characterized in that: comprises a supporting device (1), an adjusting device (2) arranged on the supporting device (1) and a blackboard body (3) matched with the adjusting device (2);
the supporting device (1) comprises a supporting platform (4) and supporting leg assemblies (5) symmetrically arranged on two sides of the supporting platform (4); the supporting leg assembly (5) comprises a front supporting leg (6) and a rear supporting leg (7) which are respectively rotatably connected with two ends of one side of the supporting platform (4);
the adjusting device (2) comprises an angle adjusting mechanism (8) and a sliding mechanism (9); the angle adjusting mechanism (8) comprises an inclined supporting arm (10) arranged on the supporting platform (4), a rotating arm (11) rotatably connected with the inclined supporting arm and a telescopic pipe (12) matched with the inclined supporting arm and the rotating arm; a groove (13) is formed in the top end of the inclined supporting plate, and one end of the rotating arm (11) is arranged in the groove (13) and connected through a rotating shaft; the bottom end of a lower pipe of the telescopic pipe (12) is rotatably connected with the inclined support plate, and the top end of an upper pipe is rotatably connected with the rotating arm (11); the outer side wall of the lower pipe of the telescopic pipe (12) is provided with a limit bolt (14); the sliding mechanism (9) comprises a sliding rail (15) arranged at the other end of the rotating arm (11), a sliding block (16) arranged at the rear end of the blackboard body (3), a limiting hole (17) arranged on the sliding block (16) and a pin (18) matched with the limiting hole (17); two sides of the sliding block (16) are provided with sliding channel grooves (19) matched with the sliding rail (15); one end of the pin (18) penetrates through the sliding rail (15) and extends into the limiting hole (17), and a baffle plate (20) is arranged on the outer side wall close to the other end of the pin; and a spring (21) for connecting the baffle plate (20) and the sliding rail (15) is arranged between the baffle plate and the sliding rail.
2. The small adjustable blackboard for teaching as claimed in claim 1, which is characterized in that: be provided with fixed connection's storage box subassembly (22) between preceding supporting leg (6), storage box is no less than 2 in storage box subassembly (22).
3. The small adjustable blackboard for teaching as claimed in claim 1, which is characterized in that: and a connecting plate (23) is arranged between the rear supporting legs (7).
4. The small adjustable blackboard for teaching as claimed in claim 1, which is characterized in that: one side of the upper pipe of the telescopic pipe (12) is arranged to be a plane matched with the limiting bolt (14).
5. The small adjustable blackboard for teaching as claimed in claim 1, which is characterized in that: and a handle (24) is arranged at one end of the pin (18) far away from the limiting hole (17).
6. The small adjustable blackboard for teaching as claimed in claim 1, which is characterized in that: the number of the limiting holes (17) is not less than 6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121195206.6U CN215621050U (en) | 2021-05-31 | 2021-05-31 | Teaching is with adjustable little blackboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121195206.6U CN215621050U (en) | 2021-05-31 | 2021-05-31 | Teaching is with adjustable little blackboard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215621050U true CN215621050U (en) | 2022-01-25 |
Family
ID=79940536
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121195206.6U Expired - Fee Related CN215621050U (en) | 2021-05-31 | 2021-05-31 | Teaching is with adjustable little blackboard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215621050U (en) |
-
2021
- 2021-05-31 CN CN202121195206.6U patent/CN215621050U/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: 20220125 |