CN210865245U

CN210865245U - Chinese teaching display device

Info

Publication number: CN210865245U
Application number: CN201922146862.6U
Authority: CN
Inventors: 石阳
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-12-04
Filing date: 2019-12-04
Publication date: 2020-06-26
Anticipated expiration: 2029-12-04

Abstract

The utility model relates to a teaching articles for use technical field just discloses a chinese language teaching display device. The display device comprises a display board, wherein fixed blocks are bolted to two sides of the display board, a shell is arranged on the front side of the display board, and connecting rods are fixedly connected to two sides of the shell. The utility model discloses a setting of show board, fixed block, casing, connecting rod, slider, spout, wiping board, round hole, fixed plate, air-blower, connecting piece, dust bag and spring pipe can be inhaled the filtration to the chalk dust that scatters, can not be inhaled by the human body, has avoided the human body to suffer the injury to this display device has been improved the security healthy to the user.

Description

Chinese teaching display device

Technical Field

The utility model relates to a teaching articles for use technical field specifically is a chinese language teaching display device.

Background

The Chinese literature is also called white language literature, is a literature in a written language form based on the current northern dialect, and is relative to the works written in the ancient Chinese literature. After the Chinese language teaching demonstration device is clear, the status of the Chinese language is formally established due to the generation of four famous works, in the period of five or four movements, the Chinese language movement enables the Chinese language and the official language to be combined, and leads to the beginning of using the national language, namely the current Mandarin Chinese, the modern Chinese is formed, the Chinese language teaching demonstration device is required to be used in the teaching, a user can write the teaching content on the demonstration device by using chalk, when the user needs to erase the content on the current demonstration device, a large amount of chalk dust can be scattered, and after the chalk dust is sucked by the human body, the injury can be caused to the human body, so that the practicability of the current demonstration device is reduced, and in order to solve the problems, the Chinese language teaching demonstration device is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a chinese language teaching display device possesses and can inhale filterable advantage to scattering chalk dust, has solved the user and need erased the content on the current display device, can scatter a large amount of chalk dust, is inhaled the back when the chalk dust by the human body, can produce the injury to the human body to the problem of current display device practicality has been reduced.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a chinese language teaching display device, includes the show board, the both sides of show board are all bolted to have the fixed block, the front of show board is provided with the casing, the equal fixedly connected with connecting rod in both sides of casing, one side bolt of connecting rod has the slider, the spout with slider looks adaptation is seted up to the inside of fixed block, the inner wall and the slider sliding connection of spout, the back fixedly connected with of casing wipes the board, a plurality of round hole has been seted up at the back of casing, the bottom bolt of show board has the fixed plate, the bottom bolt of fixed plate has the air-blower, the play tuber pipe intercommunication of air-blower has the connecting piece, the bottom threaded connection of connecting piece has the dust collecting bag, the air-supply line intercommunication of air-blower has the spring pipe, the other end and the casing intercommunication of spring pipe.

Preferably, the outside bolt of fixed block has the axis of rotation, the surface of axis of rotation has cup jointed the bracing piece, one side of bracing piece is provided with adjusting bolt, adjusting bolt's one end runs through bracing piece and axis of rotation threaded connection.

Preferably, the bottom of show board is provided with the bottom plate, the equal fixedly connected with sleeve pipe in both sides at bottom plate top, sheathed tube inside cup joints with the bracing piece, sheathed tube one side threaded connection has spacing bolt.

Preferably, the front surface of the shell is bolted with a handle, and the surface of the handle is adhered with an anti-slip sleeve.

Preferably, both sides of the bottom plate are bolted with universal wheels, and the universal wheels are provided with locking devices.

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

1. the utility model can suck and filter scattered chalk dust, the dust can not be sucked by human body, and the human body is prevented from being injured, thereby improving the safety of the display device to the health of the user;

2. the display device can facilitate the user to adjust the inclination angle of the display board;

3. the display device can facilitate users to adjust the height of the display board.

Drawings

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

FIG. 2 is an enlarged view of a portion A of FIG. 1;

FIG. 3 is an enlarged view of a portion of the structure shown at B in FIG. 1;

fig. 4 is a perspective view of the present invention.

In the figure: 1. a display board; 2. a fixed block; 3. a housing; 4. a connecting rod; 5. a slider; 6. a chute; 7. wiping the board; 8. a circular hole; 9. a fixing plate; 10. a blower; 11. a connecting member; 12. a dust collection bag; 13. a spring tube; 14. a handle; 15. a base plate; 16. a sleeve; 17. a rotating shaft; 18. adjusting the bolt; 19. a universal wheel; 20. a support bar; 21. and a limiting bolt.

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, 2, 3 and 4, a chinese language teaching display device includes a display board 1, fixed blocks 2 are bolted on both sides of the display board 1, a housing 3 is disposed on the front surface of the display board 1, connecting rods 4 are fixedly connected on both sides of the housing 3, a slider 5 is bolted on one side of each connecting rod 4, a chute 6 adapted to the slider 5 is disposed inside the fixed block 2, the inner wall of the chute 6 is slidably connected to the slider 5, a wiping plate 7 is fixedly connected to the back surface of the housing 3, a plurality of round holes 8 are disposed on the back surface of the housing 3, a fixed plate 9 is bolted on the bottom of the display board 1, an air blower 10 is bolted on the bottom of the fixed plate 9, an air outlet pipe of the air blower 10 is communicated with a connecting member 11, a dust collecting bag 12 is connected to the bottom of the connecting member 11 by screw threads, an air inlet pipe of the connecting member 10 is communicated with a spring pipe 13, through show board 1, fixed block 2, casing 3, connecting rod 4, slider 5, spout 6, wipe board 7, round hole 8, fixed plate 9, air-blower 10, connecting piece 11, dust bag 12 and spring tube 13's setting, when having solved the user and need to wipe the content on the current display device, can scatter a large amount of chalk dust, after the chalk dust is inhaled by the human body, can cause the injury to the human body, thereby the problem of current display device practicality has been reduced, this display device can inhale the filtration to the chalk dust that scatters, and can not be inhaled by the human body, avoided the human body to suffer the injury, thereby the security of this display device to user health has been improved.

Referring to fig. 1, a rotating shaft 17 is bolted to the outer side of the fixing block 2, a support rod 20 is sleeved on the surface of the rotating shaft 17, an adjusting bolt 18 is arranged on one side of the support rod 20, one end of the adjusting bolt 18 penetrates through the support rod 20 and is in threaded connection with the rotating shaft 17, and the rotating shaft 17, the adjusting bolt 18 and the support rod 20 are arranged, so that a user can conveniently adjust the inclination angle of the display board 1.

Referring to fig. 1 and 3, a bottom plate 15 is disposed at the bottom of the display board 1, sleeves 16 are fixedly connected to both sides of the top of the bottom plate 15, the sleeves 16 are sleeved with support rods 20, a limit bolt 21 is connected to one side of each sleeve 16 through a thread, and the height of the display board 1 can be adjusted by a user through the support rods 20, the sleeves 16 and the limit bolt 21.

Referring to fig. 1, a handle 14 is bolted to the front surface of the housing 3, an anti-slip cover is adhered to the surface of the handle 14, and the handle 14 is provided to facilitate a user to pull the housing 3.

Referring to fig. 1, the universal wheels 19 are bolted to both sides of the bottom plate 15, the universal wheels 19 are provided with locking devices, and the display device can be moved conveniently by a user through the universal wheels 19.

The working principle is as follows: the user uses the chalk to write in the front of show board 1, when the user need wipe the content on the show board 1, at first start air-blower 10, promote casing 3 through the cooperation of handle 14 afterwards, make casing 3 drive through the cooperation of slider 5 and spout 6 and wipe board 7 motion, thereby make and wipe the content on the show board 1 of board 7 and wipe, the chalk dust that drops when wiping, can be inhaled through the cooperation of round hole 8 and spring pipe 13 by air-blower 10, the inside of dust bag 12 is arranged into through the cooperation of play tuber pipe and connecting piece 11 afterwards, the air after the filtration can be discharged through dust bag 12, the user can also take off dust bag 12 through the cooperation of connecting piece 11 and clear up.

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. 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 chinese language teaching display device, includes show board (1), its characterized in that: the dust collection and display device is characterized in that fixed blocks (2) are bolted on two sides of the display board (1), a shell (3) is arranged on the front side of the display board (1), connecting rods (4) are fixedly connected on two sides of the shell (3), a sliding block (5) is bolted on one side of each connecting rod (4), a sliding groove (6) matched with the sliding block (5) is formed in the fixed block (2), the inner wall of the sliding groove (6) is in sliding connection with the sliding block (5), a wiping plate (7) is fixedly connected on the back side of the shell (3), a plurality of round holes (8) are formed in the back side of the shell (3), a fixed plate (9) is bolted on the bottom of the display board (1), an air blower (10) is bolted on the bottom of the fixed plate (9), a connecting piece (11) is communicated with an air outlet pipe of the air blower (10), and a dust collection bag (12, an air inlet pipe of the air blower (10) is communicated with a spring pipe (13), and the other end of the spring pipe (13) is communicated with the shell (3).

2. The chinese teaching display device of claim 1, wherein: the outer side of fixed block (2) has bolted connection axis of rotation (17), bracing piece (20) have been cup jointed on the surface of axis of rotation (17), one side of bracing piece (20) is provided with adjusting bolt (18), the one end of adjusting bolt (18) runs through bracing piece (20) and axis of rotation (17) threaded connection.

3. The chinese teaching display device of claim 1, wherein: the bottom of show board (1) is provided with bottom plate (15), the equal fixedly connected with sleeve pipe (16) in both sides at bottom plate (15) top, the inside and bracing piece (20) of sleeve pipe (16) cup joint, one side threaded connection of sleeve pipe (16) has stop bolt (21).

4. The chinese teaching display device of claim 1, wherein: the front surface of the shell (3) is bolted with a handle (14), and the surface of the handle (14) is adhered with an anti-slip sleeve.

5. The chinese teaching display device of claim 3, wherein: and universal wheels (19) are bolted to two sides of the bottom plate (15), and locking devices are mounted on the universal wheels (19).