CN211928786U

CN211928786U - Multi-functional university's chinese mr is with teaching aid

Info

Publication number: CN211928786U
Application number: CN202021083781.2U
Authority: CN
Inventors: 李慧
Original assignee: Luliang University
Current assignee: Luliang University
Priority date: 2020-06-12
Filing date: 2020-06-12
Publication date: 2020-11-13
Anticipated expiration: 2030-06-12

Abstract

The utility model relates to a chinese teaching aid technical field just discloses a multi-functional university's chinese teacher uses teaching aid, the on-line screen storage device comprises a base, the mounting groove has been seted up at the base top, fixed mounting has quantity to be two electric telescopic handle in the mounting groove, two electric telescopic handle's output shaft all with the underframe fixed connection who is located the base top, underframe top fixedly connected with fixed blackboard, underframe top fixedly connected with is located the left display screen of fixed blackboard. This multi-functional university's chinese teacher uses teaching aid has solved and often can impart knowledge to students through multimedia equipment when carrying out university's chinese teaching at present, but the unable height-adjusting of current multimedia equipment leads to the teacher of different heights to be not convenient for blackboard writing on the blackboard, can lead to the chalk dust to fly away when erasing the content above the blackboard simultaneously, produces the problem of influence to teacher and student's healthy.

Description

Multi-functional university's chinese mr is with teaching aid

Technical Field

The utility model relates to a chinese teaching aid technical field specifically is a multi-functional university's chinese teacher uses teaching aid.

Background

The teaching aid is characterized in that Chinese is a teaching subject in a basic education course system, the teaching content is language culture, the operation form is language culture, the capability of the Chinese is the basis for learning other subjects and science, and is an important human society subject.

At present often can impart knowledge to students through multimedia equipment when carrying out university's chinese teaching, but the unable height-adjusting of current multimedia equipment leads to the teacher of different heights to be not convenient for blackboard writing on the blackboard, can lead to the chalk dust to fly away when erasing the content on the blackboard simultaneously, produces the influence to teacher and student's healthy, so proposed a multi-functional university's chinese mr and solved the above-mentioned problem that proposes with the teaching aid.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

The not enough to prior art, the utility model provides a multi-functional university's chinese teacher uses teaching aid, possess the teacher teaching of the different heights of convenient adaptation, reduce the advantage that chalk dust drifted away, solved and often can impart knowledge to students through multimedia equipment when carrying out university's chinese teaching at present, but the unable height-adjusting of current multimedia equipment, the teacher that leads to different heights is not convenient for blackboard writing on the blackboard, can lead to chalk dust to drift away when erasing the content on the blackboard simultaneously, produce the problem of influence to teacher and student's healthy.

(II) technical scheme

For the teacher's teaching of realizing above-mentioned different heights of convenient adaptation, reduce the purpose that chalk dust is wafted, the utility model provides a following technical scheme: a multifunctional teaching aid for college Chinese teachers comprises a base, wherein a mounting groove is formed in the top of the base, two first electric telescopic rods are fixedly mounted in the mounting groove, output shafts of the two first electric telescopic rods are fixedly connected with a lower frame positioned at the top of the base, a fixed blackboard is fixedly connected to the top of the lower frame, a display screen positioned on the left side of the fixed blackboard is fixedly connected to the top of the lower frame, the tops of the fixed blackboard and the display screen are fixedly connected with an upper frame, a side baffle positioned on the right side of the fixed blackboard is fixedly connected between the lower frame and the upper frame, a movable blackboard positioned on the front side of the display screen is slidably connected between the lower frame and the upper frame, a first groove positioned on the front side of the fixed blackboard is formed in one side of the opposite surface of the lower frame and the opposite surface of the upper frame, a second groove positioned on the front side of the first, the utility model discloses a blackboard, including first recess, second recess, movable blackboard, the equal fixedly connected with in activity blackboard top and bottom inserts the slider in the second recess, the top fixed mounting has the lead screw slip table in the first recess, lead screw slip table bottom sliding connection has the connecting rod that is located between fixed blackboard and the movable blackboard, the equal fixedly connected with blackboard brush in both sides around the connecting rod, the third recess has been seted up at activity blackboard top, fixed mounting has second electric telescopic handle in the third recess, the spacing fixture block of second electric telescopic handle's output shaft fixedly connected with, underframe right side fixedly connected with collects the box, collect the box right side and seted up the ventilation hole, ventilation hole female connection has the cartridge filter, the fan that fixedly connected with is located the.

Preferably, the flexible length of first electric telescopic handle output shaft is greater than thirty centimetres, the base front side is opened and is equipped with the mounting hole that is linked together with the mounting groove, fixed mounting has the charging base who is located the mounting hole rear side in the mounting groove, charging base top swing joint has quantity to be two bluetooth microphone, go up frame top fixedly connected with quantity be two and with the bluetooth speaker of bluetooth microphone looks adaptation.

Preferably, the fixed blackboard is fixedly connected with the display screen, the fixed blackboard and the display screen are equal in width and height, and the sum of the lengths of the fixed blackboard and the display screen is smaller than the length of the lower frame.

Preferably, the lower frame is as wide as the upper frame, the side baffle is as wide as the lower frame, a controller is fixedly mounted on the front side of the side baffle, and the first electric telescopic rod, the screw rod sliding table, the second electric telescopic rod and the exhaust fan are electrically connected with the controller.

Preferably, the length of first recess equals the length of fixed blackboard, fixed blackboard is isometric with the activity blackboard, first recess is located fixed blackboard dead ahead, distance between activity blackboard and the connecting rod etc. and the width of blackboard brush, distance etc. between fixed blackboard and the connecting rod and the width of blackboard brush.

Preferably, the length of second recess is greater than the length sum of fixed blackboard and display screen, the height that highly equals fixed blackboard of blackboard brush, the output shaft threaded connection of lead screw slip table has screw-nut, screw-nut and connecting rod fixed connection.

Preferably, the collection box left side has been seted up into the sediment hole, first recess is linked together with the cartridge filter through advancing the sediment hole, the collection box front side is opened and is equipped with the maintenance mouth that is linked together with the ventilation hole, it is connected with the maintenance door that is located the maintenance mouth to collect box front side rotation.

(III) advantageous effects

Compared with the prior art, the utility model provides a multi-functional university's chinese teacher is with teaching aid possesses following beneficial effect:

the multifunctional teaching tool for college Chinese teachers is characterized in that the first electric telescopic rod is arranged, so that teachers can adjust the heights of the fixed blackboard and the display screen according to heights of the teachers, the teachers can conveniently write on the fixed blackboard, the Bluetooth microphone and the Bluetooth sound box are arranged, the teachers can conveniently teach, students can conveniently interact with the teachers, the movable blackboard can be moved to the front side of the display screen to be protected when the movable blackboard is not taught by arranging the movable blackboard, the second electric telescopic rod and the limiting clamping block are arranged, the movable blackboard can only slide left and right when the limiting clamping block is located in the second groove, the back of the movable blackboard can rotate around the sliding block when the limiting clamping block is retracted into the third groove under the driving of the second electric telescopic rod, and therefore the teachers can write out problems to be lifted in the movable blackboard in advance, the convenience is interactive with the student at the teaching in-process, through setting up the lead screw slip table, connecting rod and blackboard brush, make the teacher can drive the blackboard brush through control lead screw slip table and erase fixed blackboard and activity blackboard, its chalk dust that drops then gets into the cartridge filter under the drive of extraction fan and collect, thereby reached the teacher's teaching of convenient adaptation different heights, reduce the purpose that chalk dust is wandering, thereby effectual solved and often can impart knowledge to students through multimedia equipment when carrying out college chinese teaching at present, but the unable height-adjusting of current multimedia equipment, the teacher that leads to different heights is not convenient for blackboard writing on the blackboard, can lead to chalk dust to wander away when erasing the content above the blackboard simultaneously, the problem that produces the influence to teacher and student's health.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a partial cross-sectional view of the present invention;

FIG. 3 is a partial cross-sectional view of the right side view of the present invention;

fig. 4 is a partially enlarged schematic view of a portion a shown in fig. 3 according to the present invention;

fig. 5 is a partially enlarged schematic view of the point B shown in fig. 2 according to the present invention.

In the figure: the blackboard eraser comprises a base 1, a mounting groove 2, a first electric telescopic rod 3, a lower frame 4, a fixed blackboard 5, a display screen 6, an upper frame 7, a side baffle 8, a movable blackboard 9, a first groove 10, a second groove 11, a sliding block 12, a screw rod sliding table 13, a connecting rod 14, a blackboard eraser 15, a third groove 16, a second electric telescopic rod 17, a limiting clamping block 18, a collecting box 19, a vent hole 20, a filter cartridge 21 and a suction fan 22.

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. 1-5, a multifunctional teaching aid for college Chinese teachers comprises a base 1, wherein the top of the base 1 is provided with a mounting groove 2, the front side of the base 1 is provided with a mounting hole communicated with the mounting groove 2, a charging base is fixedly arranged in the mounting groove 2 and is positioned at the rear side of the mounting hole, the top of the charging base is movably connected with two Bluetooth microphones, the mounting groove 2 is fixedly provided with two first electric telescopic rods 3, the extension length of the output shaft of each first electric telescopic rod 3 is greater than thirty centimeters, the output shafts of the two first electric telescopic rods 3 are fixedly connected with a lower frame 4 positioned at the top of the base 1, the top of the lower frame 4 is fixedly connected with a fixed blackboard 5, the top of the lower frame 4 is fixedly connected with a display screen 6 positioned at the left side of the fixed blackboard 5, the fixed blackboard 5 is fixedly connected with the display screen 6, the fixed, the sum of the lengths of the fixed blackboard 5 and the display screen 6 is less than the length of the lower frame 4, the tops of the fixed blackboard 5 and the display screen 6 are fixedly connected with the upper frame 7, the top of the upper frame 7 is fixedly connected with two Bluetooth sound boxes which are matched with Bluetooth microphones, the lower frame 4 is as wide as the upper frame 7, a side baffle 8 positioned at the right side of the fixed blackboard 5 is fixedly connected between the lower frame 4 and the upper frame 7, the width of the side baffle 8 is equal to the width of the lower frame 4, a controller is fixedly arranged at the front side of the side baffle 8, a movable blackboard 9 positioned at the front side of the display screen 6 is slidably connected between the lower frame 4 and the upper frame 7, a first groove 10 positioned at the front side of the fixed blackboard 5 is respectively arranged at one side of the opposite surfaces of the lower frame 4 and the upper frame 7, the length of the first groove 10 is equal to the length, the first groove 10 is positioned right in front of the fixed blackboard 5, one side of the opposite surface of the lower frame 4 and the upper frame 7 is provided with a second groove 11 positioned at the front side of the first groove 10, the length of the second groove 11 is greater than the sum of the lengths of the fixed blackboard 5 and the display screen 6, the top and the bottom of the movable blackboard 9 are fixedly connected with a slide block 12 inserted into the second groove 11, a screw rod sliding table 13 is fixedly arranged in the first groove 10 at the top, the bottom of the screw rod sliding table 13 is slidably connected with a connecting rod 14 positioned between the fixed blackboard 5 and the movable blackboard 9, an output shaft of the screw rod sliding table 13 is in threaded connection with a screw rod nut, the screw rod nut is fixedly connected with the connecting rod 14, blackboard brushes 15 are fixedly connected at the front side and the rear side of the connecting rod 14, the height of the blackboard brushes 15 is equal to the height of the fixed blackboard 5, the distance between the movable blackboard 9 and the connecting rod 14 is equal to the width, third recess 16 has been seted up at activity blackboard 9 top, fixed mounting has second electric telescopic handle 17 in the third recess 16, the spacing fixture block 18 of output shaft fixedly connected with of second electric

telescopic handle

17, 4 right sides fixedly connected with of underframe collect box 19, collect box 19 left sides and seted up into the cinder hole, collect box 19 right sides and seted up ventilation hole 20, collect box 19 front side and seted up the maintenance mouth that is linked together with ventilation hole 20, it has the maintenance door that is located the maintenance mouth to collect box 19 front side rotation, ventilation hole 20 female connection has cartridge filter 21, first recess 10 is linked together with cartridge filter 21 through advancing the cinder hole, fixedly connected with has exhaust fan 22 that is located cartridge filter 21 right side in the ventilation hole 20, first electric telescopic handle 3, lead screw slip table 13, second electric telescopic handle 17 and exhaust fan 22 all are connected with the controller electricity.

When in use, the first electric telescopic rod 3 is arranged, so that a teacher can adjust the heights of the fixed blackboard 5 and the display screen 6 according to the height of the teacher, the teacher can conveniently write on the fixed blackboard 5, the Bluetooth microphone and the Bluetooth sound box are arranged, the teacher can conveniently teach, meanwhile, students can conveniently interact with the teacher, the movable blackboard 9 can move to the front side of the display screen 6 to protect the display screen when not teaching by arranging the movable blackboard 9, the movable blackboard 9 can only slide left and right when the limiting fixture block 18 is positioned in the second groove 11 by arranging the second electric telescopic rod 17 and the limiting fixture block 18, the movable blackboard 9 can rotate around the slide block 12 when the limiting fixture block 18 is retracted into the third groove 16 under the driving of the second electric telescopic rod 17, so that the teacher can write problems to be proposed in the back of the movable blackboard 9 in advance, the convenience is interactive with the student at the teaching in-process, through setting up lead screw slip table 13, connecting rod 14 and blackboard brush 15 for the teacher can drive blackboard brush 15 through control lead screw slip table 13 and erase fixed blackboard 5 and activity blackboard 9, and the chalk dust that it dropped then gets into the cartridge filter 21 and collects under the drive of suction fan 22, thereby has reached the teacher's teaching of convenient adaptation different heights, reduces the purpose that chalk dust is wandering.

In conclusion, the multifunctional teaching tool for college language teachers can enable teachers to adjust the heights of the fixed blackboard 5 and the display screen 6 according to heights of the teachers, facilitate the teachers to write on the fixed blackboard 5 conveniently, facilitate the teachers to teach and interact with the teachers conveniently by arranging the Bluetooth microphone and the Bluetooth sound box, enable the movable blackboard 9 to move to the front side of the display screen 6 to protect the display screen when the teachers do not teach conveniently by arranging the movable blackboard 9, enable the movable blackboard 9 to slide left and right when the limiting fixture block 18 is located in the second groove 11 by arranging the second electric telescopic rod 17 and the limiting fixture block 18, enable the movable blackboard 9 to rotate around the sliding block 12 when the limiting fixture block 18 is retracted into the third groove 16 under the driving of the second electric telescopic rod 17, and enable the teachers to write problems to be proposed in the back of the movable blackboard 9 in advance, the convenience is interactive with the student at the teaching in-process, through setting up lead screw slip table 13, connecting rod 14 and blackboard brush 15, make the teacher can drive blackboard brush 15 through control lead screw slip table 13 and erase fixed blackboard 5 and activity blackboard 9, its chalk dust that drops then gets into the collection in cartridge filter 21 under the drive of suction fan 22, thereby the teacher teaching of convenient adaptation different heights has been reached, reduce the purpose that chalk dust is wandering, thereby effectual solved and often can impart knowledge to students through multimedia equipment when carrying out college chinese teaching at present, but the unable height-adjusting of current multimedia equipment, the teacher that leads to different heights is not convenient for blackboard writing on the blackboard, can lead to chalk dust to wander when erasing the content on the blackboard simultaneously, produce the problem of influence to teacher and student's healthy.

It is to be noted that 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. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

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

1. The utility model provides a multi-functional university's chinese teacher is with teaching aid, includes base (1), its characterized in that: the utility model discloses a blackboard with the adjustable blackboard comprises a base (1), the mounting groove (2) has been seted up at base (1) top, fixed mounting has in mounting groove (2) quantity to be two first electric telescopic handle (3), two the output shaft of first electric telescopic handle (3) all with be located underframe (4) fixed connection at base (1) top, underframe (4) top fixedly connected with fixed blackboard (5), underframe (4) top fixedly connected with is located left display screen (6) of fixed blackboard (5), fixed blackboard (5) and display screen (6) top all with upper frame (7) fixed connection, fixedly connected with is located side shield (8) on fixed blackboard (5) right side between underframe (4) and upper frame (7), sliding connection has movable blackboard (9) that is located display screen (6) front side between underframe (4) and upper frame (7), the blackboard eraser is characterized in that a first groove (10) located on the front side of a fixed blackboard (5) is formed in one side of the opposite surface of a lower frame (4) and an upper frame (7), a second groove (11) located on the front side of the first groove (10) is formed in one side of the opposite surface of the lower frame (4) and the upper frame (7), a sliding block (12) inserted into the second groove (11) is fixedly connected to the top and the bottom of a movable blackboard (9), a lead screw sliding table (13) is fixedly installed in the first groove (10), a connecting rod (14) located between the fixed blackboard (5) and the movable blackboard (9) is slidably connected to the bottom of the lead screw sliding table (13), a blackboard eraser (15) is fixedly connected to the front side and the rear side of the connecting rod (14), a third groove (16) is formed in the top of the movable blackboard (9), and a second electric telescopic rod (17) is fixedly installed in the third, the output shaft of second electric telescopic handle (17) is fixedly connected with spacing fixture block (18), underframe (4) right side fixedly connected with collects box (19), collect box (19) right side and seted up ventilation hole (20), ventilation hole (20) female connection has cartridge filter (21), fixedly connected with is located suction fan (22) on cartridge filter (21) right side in ventilation hole (20).

2. A multifunctional teaching aid for university chinese teachers as claimed in claim 1, wherein: the flexible length of first electric telescopic handle (3) output shaft is greater than thirty centimetres, base (1) front side is opened and is equipped with the mounting hole that is linked together with mounting groove (2), fixed mounting has the charging base who is located the mounting hole rear side in mounting groove (2), charging base top swing joint has quantity to be two bluetooth microphone, go up frame (7) top fixedly connected with quantity be two and with the bluetooth speaker of bluetooth microphone looks adaptation.

3. A multifunctional teaching aid for university chinese teachers as claimed in claim 1, wherein: the fixed blackboard (5) is fixedly connected with the display screen (6), the fixed blackboard (5) and the display screen (6) are equal in width and height, and the sum of the lengths of the fixed blackboard (5) and the display screen (6) is smaller than the length of the lower frame (4).

4. A multifunctional teaching aid for university chinese teachers as claimed in claim 1, wherein: the lower frame (4) is as long as the upper frame (7) in equal width, the width of side shield (8) is equal to the width of lower frame (4), side shield (8) front side fixed mounting has the controller, first electric telescopic handle (3), lead screw slip table (13), second electric telescopic handle (17) and induced draft fan (22) all are connected with the controller electricity.

5. A multifunctional teaching aid for university chinese teachers as claimed in claim 1, wherein: the length of first recess (10) equals the length of fixed blackboard (5), fixed blackboard (5) are isometric with activity blackboard (9), first recess (10) are located fixed blackboard (5) dead ahead, distance between activity blackboard (9) and connecting rod (14) etc. and the width of blackboard brush (15), distance between fixed blackboard (5) and connecting rod (14) etc. and the width of blackboard brush (15).

6. A multifunctional teaching aid for university chinese teachers as claimed in claim 1, wherein: the length of second recess (11) is greater than the length sum of fixed blackboard (5) and display screen (6), the height that highly equals fixed blackboard (5) of blackboard brush (15), the output shaft threaded connection of lead screw slip table (13) has screw-nut, screw-nut and connecting rod (14) fixed connection.

7. A multifunctional teaching aid for university chinese teachers as claimed in claim 1, wherein: collect box (19) left side and seted up into the sediment hole, first recess (10) are linked together through advancing sediment hole and cartridge filter (21), collect box (19) front side and open the maintenance mouth that is equipped with and ventilate hole (20) and be linked together, it has the maintenance door that is located the maintenance mouth to collect box (19) front side rotation.