CN214624089U

CN214624089U - Novel demonstration teaching aid for writing of application

Info

Publication number: CN214624089U
Application number: CN202120803162.4U
Authority: CN
Inventors: 辛欣; 付延宇; 徐春锋
Original assignee: Liaoning University of Technology
Current assignee: Liaoning University of Technology
Priority date: 2021-04-20
Filing date: 2021-04-20
Publication date: 2021-11-05
Anticipated expiration: 2031-04-20

Abstract

The utility model discloses a novel use literary composition writing demonstration teaching aid, comprising a base plate, the spacing sliding sleeve of top surface both sides fixedly connected with of bottom plate, first spout has been seted up to the top surface of spacing sliding sleeve, the top surface middle part fixed mounting of bottom plate has the motor, the output fixedly connected with threaded rod of motor, the one end fixedly connected with stopper of motor output is kept away from to the threaded rod, the surface threaded connection of threaded rod has the thread bush. Through the setting of spacing sliding sleeve, motor, threaded rod, thread bush and bracing piece isotructure, reached the effect of being convenient for adjust the teaching aid height, avoided appearing the user and demonstrated the comparatively inconvenient bad condition of a grain, through collecting vat, second spout, wipe board, handle and wipe the cotton mutually supporting of board, reached the effect of being convenient for clean the chalk dust, alleviateed work load and the work burden of using, satisfied the user demand, it is comparatively convenient to use.

Description

Novel demonstration teaching aid for writing of application

Technical Field

The utility model relates to a teaching aid technical field especially relates to a novel use writing demonstration teaching aid.

Background

The teaching aid is a complete scientific and technological medium, is an indispensable device in teenager scientific and technological activities, and comprises teaching equipment, teaching instruments, practical training equipment, education equipment, experimental equipment, teaching specimens, teaching models and the like.

The demonstration teaching aid is used in current applied writing of characters is highly fixed mostly, lacks the altitude mixture control structure, is difficult to adjust demonstration teaching aid to suitable height according to user's self height, and the user is comparatively inconvenient in the demonstration in-process, and accomplishes the back at the demonstration, and it is great to clean work load, has increased work burden, is difficult to satisfy the user demand, and it is comparatively inconvenient to use.

SUMMERY OF THE UTILITY MODEL

Not enough to prior art, the utility model provides a novel applied writing demonstrates teaching aid has solved current applied writing demonstrates teaching aid and is difficult to height-adjusting and cleans comparatively inconvenient problem.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a novel demonstration teaching aid for applied writing comprises a bottom plate, wherein limiting sliding sleeves are fixedly connected to two sides of the top surface of the bottom plate, first sliding grooves are formed in the top surface of each limiting sliding sleeve, a motor is fixedly mounted in the middle of the top surface of the bottom plate, a threaded rod is fixedly connected to the output end of the motor, a limiting block is fixedly connected to one end, away from the output end of the motor, of the threaded rod, threaded sleeves are connected to the surfaces of the threaded rods in a threaded mode, connecting rods are fixedly connected to two side surfaces of each threaded sleeve, a supporting rod is fixedly connected to one end, away from the threaded rod, of each connecting rod, a lower connecting plate is fixedly connected to the top surface of each supporting rod, a collecting groove is formed in the top surface of each lower connecting plate, a second sliding groove is formed in the top surface of each lower connecting plate and is located in front of the collecting groove, the number of the second sliding grooves is two, demonstration plates are fixedly connected to the top surfaces of the lower connecting plates, the demonstration board is characterized in that an upper connecting plate is fixedly connected to the top surface of the demonstration board, a wiping board is slidably connected between the top surface of the inner wall of the second sliding groove and the bottom surface of the demonstration board, a handle is fixedly connected to the middle of the front side of the wiping board, wiping board cotton is fixedly connected to the back side of the wiping board, and trundles are fixedly connected to the bottom surface of the bottom board.

Preferably, the number of the limiting sliding sleeves is two, and the supporting rod is connected with the first sliding groove in a sliding mode.

Preferably, the surface of the threaded rod is provided with a section of thread, and the connecting rod is made of stainless steel.

Preferably, the collecting tank is located under the wiping cotton, and the collecting tank is located right in front of the bottom surface of the demonstration board.

Preferably, wipe the board and adopt the PP material to make, and wipe the size of plate slightly less than the demonstration plate size.

Preferably, the wiping board cotton is made of flannelette, and the wiping board cotton is in contact with the surface of the demonstration board.

Compared with the prior art, the beneficial effects of the utility model are that:

the novel demonstration teaching aid for the application writing, wherein a user moves the device to a proper position, the trundles are locked, the motor is started to drive the threaded rod to rotate, the threaded sleeve and the connecting rod are driven to move upwards or downwards, the connecting rod drives the supporting rod, the lower connecting plate, the demonstration board and the upper connecting plate to move upwards or downwards, and after the proper height of the demonstration board is adjusted according to the height of the user, the teaching demonstration can be carried out, so that the adjusting process is realized, the effect of conveniently adjusting the height of the demonstration aid is achieved by arranging the structures such as the limiting sliding sleeve, the motor, the threaded rod, the threaded sleeve and the supporting rod, the effect of conveniently adjusting the height of the demonstration aid is avoided, the phenomenon that the user is inconveniently demonstrating the problem is avoided, the effect of conveniently wiping chalk dust is achieved by the mutual matching of the collecting tank, the second sliding groove, the wiping plate, the handle and the wiping plate cotton, the workload and the use requirements are reduced, the use is more convenient.

Drawings

FIG. 1 is a front sectional view of the structure of the present invention;

FIG. 2 is a side sectional view of the demonstration board structure of the present invention;

fig. 3 is a front view of the structure of the present invention.

In the figure: 1 bottom plate, 2 spacing sliding sleeves, 3 first spout, 4 motors, 5 threaded rods, 6 stopper, 7 thread bush, 8 connecting rods, 9 bracing pieces, 10 lower connecting plates, 11 collecting vat, 12 second spout, 13 demonstration board, 14 upper connecting plates, 15 wipe the board, 16 handles, 17 wipe the board cotton, 18 truckles.

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.

Example (b): referring to fig. 1-3, a novel demonstration teaching aid for applied writing, comprising a bottom plate 1, two limiting sliding sleeves 2 fixedly connected to two sides of the top surface of the bottom plate 1, two limiting sliding sleeves 2, a first sliding groove 3 formed on the top surface of the limiting sliding sleeves 2, a motor 4 fixedly mounted in the middle of the top surface of the bottom plate 1, a threaded rod 5 fixedly connected to the output end of the motor 4, a section of thread formed on the surface of the threaded rod 5, a limiting block 6 fixedly connected to the end of the threaded rod 5 away from the output end of the motor 4, a threaded sleeve 7 connected to the surface of the threaded rod 5, a connecting rod 8 fixedly connected to two side surfaces of the threaded sleeve 7, the connecting rod 8 made of stainless steel, a supporting rod 9 fixedly connected to the end of the connecting rod 8 away from the threaded rod 5, the supporting rod 9 slidably connected to the first sliding groove 3, and a lower connecting plate 10 fixedly connected to the top surface of the supporting rod 9, the top surface of the lower connecting plate 10 is provided with a collecting tank 11, the collecting tank 11 is positioned under the wiping board cotton 17, the collecting tank 11 is positioned right ahead of the bottom surface of the demonstration board 13, the top surface of the lower connecting plate 10 is provided with a second chute 12, the second chute 12 is positioned in front of the collecting tank 11, the number of the second chutes 12 is two, the top surface of the lower connecting plate 10 is fixedly connected with the demonstration board 13, the top surface of the demonstration board 13 is fixedly connected with an upper connecting plate 14, a wiping board 15 is slidably connected between the top surface and the bottom surface of the inner wall of the two second chutes 12, the wiping board 15 is made of PP material, the size of the wiping board 15 is slightly smaller than that of the demonstration board 13, the middle part of the front surface of the wiping board 15 is fixedly connected with a handle 16, the back surface of the wiping board 15 is fixedly connected with the wiping board cotton 17, the wiping board cotton 17 is made of flannelette material, the wiping board 17 is in contact with the surface of the demonstration board 13, the bottom surface of the bottom board 1 is fixedly connected with a caster 18, through the setting of spacing sliding sleeve 2, motor 4, threaded rod 5, thread bush 7 and bracing piece 9 isotructure, the effect of being convenient for adjust the teaching aid height has been reached, avoided appearing the user and demonstrated the comparatively inconvenient bad condition of doing all can, through collecting vat 11, second spout 12, wipe board 15, handle 16 and wipe mutually supporting of board cotton 17, reached the effect of being convenient for clean the chalk dust, the work load and the work burden of using have been alleviateed, and the user demand is satisfied, and it is comparatively convenient to use.

When in use: the user removes the device to suitable position, with truckle 18 locking, motor 4 starts, it is rotatory to drive threaded rod 5, it upwards or the lapse to drive thread bush 7 and connecting rod 8, connecting rod 8 drives bracing piece 9, lower connecting plate 10, demonstration board 13 and upper junction plate 14 upwards or the lapse, adjust the suitable high back of demonstration board 13 according to user's height, can demonstrate in the teaching, thereby accommodation process has been realized, after treating the demonstration, pulling handle 16, drive and wipe board 15 and wipe board cotton 17 and move to the left in second spout 12, wipe board cotton 17 and wipe the chalk word on demonstration board 13 surface, some chalk dust can fall into in collecting vat 11, thereby the process of wiping has been realized.

In conclusion, the user moves the device to a proper position, the caster wheel 18 is locked, the motor 4 is started to drive the threaded rod 5 to rotate, the threaded sleeve 7 and the connecting rod 8 are driven to move upwards or downwards, the connecting rod 8 drives the supporting rod 9, the lower connecting plate 10, the demonstration board 13 and the upper connecting plate 14 to move upwards or downwards, the demonstration can be performed after the proper height of the demonstration board 13 is adjusted according to the height of the user, so that the adjustment process is realized, the effect of conveniently adjusting the height of the demonstration tool is achieved through the arrangement of the structures such as the limiting sliding sleeve 2, the motor 4, the threaded rod 5, the threaded sleeve 7 and the supporting rod 9, the problem that the user is inconvenient to demonstrate is avoided, the effect of conveniently wiping dust is achieved through the mutual matching of the collecting groove 11, the second chute 12, the wiping plate 15, the handle 16 and the wiping plate cotton 17, and the workload and the work burden of the use are reduced, satisfy the user demand, it is comparatively convenient to use, has solved current application writing of characters and has demonstrated teaching aid and be difficult to height-adjusting and clean comparatively inconvenient problem.

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

1. A novel demonstration teaching aid for writing of an application script comprises a bottom plate (1) and is characterized in that two sides of the top surface of the bottom plate (1) are fixedly connected with a limiting sliding sleeve (2), a first sliding groove (3) is formed in the top surface of the limiting sliding sleeve (2), a motor (4) is fixedly mounted in the middle of the top surface of the bottom plate (1), a threaded rod (5) is fixedly connected with the output end of the motor (4), a limiting block (6) is fixedly connected with one end, far away from the output end of the motor (4), of the threaded rod (5), a threaded sleeve (7) is connected with a surface thread of the threaded rod (5), connecting rods (8) are fixedly connected with two side surfaces of the threaded sleeve (7), supporting rods (9) are fixedly connected with one ends, far away from the threaded rod (5), of the connecting rods (8) are fixedly connected with lower connecting plates (10), collecting vat (11) have been seted up to the top surface of lower junction plate (10), second spout (12) have been seted up to the top surface of lower junction plate (10), and second spout (12) are located the place ahead of collecting vat (11), and the quantity of second spout (12) is two, top surface fixedly connected with demonstration board (13) of lower junction plate (10), the top surface fixedly connected with upper junction plate (14) of demonstration board (13), two sliding connection has between the inner wall top surface of second spout (12) and the bottom surface and wipes board (15), wipe positive middle part fixedly connected with handle (16) of board (15), wipe the back fixedly connected with of board (15) and wipe board cotton (17), the bottom surface fixedly connected with truckle (18) of bottom plate (1).

2. A novel practical writing demonstration teaching aid according to claim 1, wherein the number of the limiting sliding sleeves (2) is two, and the supporting rod (9) is connected with the first sliding groove (3) in a sliding manner.

3. A novel practical writing demonstration teaching aid according to claim 1, wherein the surface of the threaded rod (5) is provided with a section of thread, and the connecting rod (8) is made of stainless steel.

4. A novel applied writing demonstration teaching aid according to claim 1, characterized in that the collecting groove (11) is located right below the wiping cotton (17), and the collecting groove (11) is located right in front of the bottom surface of the demonstration board (13).

5. A novel practical writing demonstration teaching aid according to claim 1, wherein the wiping plate (15) is made of PP, and the size of the wiping plate (15) is slightly smaller than that of the demonstration plate (13).

6. A novel practical writing demonstration teaching aid according to claim 1, wherein the wiping board cotton (17) is made of flannelette, and the wiping board cotton (17) is in contact with the surface of the demonstration board (13).