CN216373989U - Sliding type combined blackboard - Google Patents
Sliding type combined blackboard Download PDFInfo
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- CN216373989U CN216373989U CN202122669900.3U CN202122669900U CN216373989U CN 216373989 U CN216373989 U CN 216373989U CN 202122669900 U CN202122669900 U CN 202122669900U CN 216373989 U CN216373989 U CN 216373989U
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Abstract
The utility model discloses a sliding type combined blackboard, wherein the top and the bottom of one side of a blackboard body are both provided with a convex plate, the convex plate is provided with a sliding groove, the top and the bottom of a display screen are both provided with a sliding block, the sliding block is connected with the sliding groove in a sliding manner, the convex plate is also provided with a wheel groove, the wheel groove is arranged on one side of the sliding groove, the sliding block is movably connected with pulleys with uniformly distributed intervals through a rotating shaft, the inner walls of two sides of the sliding groove are provided with positioning grooves, and two sides of the sliding block are provided with positioning blocks; the blackboard comprises a blackboard body and is characterized in that a strip-shaped groove is further formed in the lower end of the blackboard body, a screen plate is arranged on the inner wall of the strip-shaped groove, one side of the strip-shaped groove is connected with a communicating groove, the communicating groove is communicated with the strip-shaped groove, a dust collector is connected to the bottom of the blackboard, the suction end of the dust collector is communicated with the communicating groove, and the output end of the dust collector is connected with a dust collecting box. This application slides when can using, and carries out the blackboard when removing and wipe simultaneously, still has the dust absorption function, has protected the user.
Description
Technical Field
The utility model particularly relates to the technical field of teaching, in particular to a sliding type combined blackboard.
Background
The blackboard is not particularly a black board, is a plane which can be repeatedly written by chalk in the traditional sense, has a hard board surface and is mainly used for teaching, is generally made of wood boards or ground glass and the like, and can be written on by using specific writing materials such as chalk and the like. Mostly black, greenish black, white or beige.
The traditional blackboard usually adopts chalk or a water-based pen to write on the blackboard, and a teacher writes on the blackboard word by word and sentence by sentence, so that the speed board is written on the blackboard, but the speed board is very suitable for the development and analysis of complex mathematical and physical problems, and students have time to slowly digest after writing on the blackboard. At present, projectors or heights are adopted in some classrooms; the display screen is clear in display but expensive in large size. With the technical maturity and the price reduction of the liquid crystal display screen, most schools will prefer the liquid crystal display screen at present. But the projection cloth can be stretched and curled, but the display screen cannot be stored. Because current liquid crystal display is inconvenient removal usually, just so lead to liquid crystal display can block some current blackboard region, be unfavorable for the blackboard-writing. Therefore, there is a need for a sliding type combination blackboard to solve the above problems.
SUMMERY OF THE UTILITY MODEL
In view of the above problems, the present invention is directed to a sliding type combination blackboard which can absorb dust and is convenient to use.
In order to realize the technical purpose, the scheme of the utility model is as follows: a sliding type combined blackboard comprises a blackboard body and a display screen, wherein the top and the bottom of one side of the blackboard body are respectively provided with a convex plate, the convex plates are provided with a sliding groove, the top and the bottom of the display screen are respectively provided with a sliding block, the sliding blocks are connected to the sliding grooves in a sliding manner, the convex plates are also provided with a wheel groove, the wheel groove is arranged on one side of the sliding groove, the sliding blocks are movably connected with pulleys with uniformly distributed intervals through rotating shafts, the pulleys can roll on the wheel groove, the inner walls of the two sides of the sliding groove are provided with positioning grooves, the two sides of each sliding block are provided with positioning blocks, and the positioning blocks can slide in the positioning grooves;
the blackboard is characterized in that a strip-shaped groove is further formed in the lower end of the blackboard body, a screen plate is arranged on the inner wall of the strip-shaped groove, and a communicating groove is connected to one side of the strip-shaped groove and communicated with the strip-shaped groove.
Preferably, the bottom of the blackboard body is connected with a dust collector, the suction end of the dust collector is communicated with the communicating groove, and the output end of the dust collector is connected with a dust collecting box.
Preferably, a rectangular groove is formed in the outer wall of one side of the display screen, an electric pushing cylinder is installed at the axis of the rectangular groove, an installation frame is arranged at the output end of the electric pushing cylinder, an eraser is arranged on one side of the installation frame, and the eraser can be accommodated in the rectangular groove.
Preferably, a column casing is arranged on the periphery of the inner wall of one side of the rectangular groove, a column rod is connected to the inside of the column casing in a sliding mode, and one side of the column rod is fixedly connected to the mounting frame.
Preferably, infrared sensors are arranged on two sides of the display screen, infrared receivers are arranged on two sides of the blackboard body, and the infrared receivers can receive infrared rays of the infrared sensors.
Preferably, buffer layers are arranged on two sides of the display screen.
The blackboard eraser has the beneficial effects that (1) through the arranged sliding block, the display screen slides along the sliding groove formed between the convex plates through the sliding block, so that the position of the display screen can be timely adjusted according to different writing positions of the blackboard body, the positioning block slides along the positioning groove, the stability of the display screen when sliding along the convex plates is improved, the blackboard eraser is reasonable in structure and convenient to adjust, the buffer layers or the infrared sensors are arranged on two sides of the display screen, the display screen can be prevented from colliding with the blackboard body or the collision force is reduced, the display screen can be better protected, and the service life of the display screen is prolonged.
(2) Through the electric push cylinder who sets up, the electric push cylinder passes through the mounting bracket and promotes the blackboard eraser and laminate mutually with the blackboard body for when the display screen removes about the blackboard eraser can write the content to the blackboard body and erase, promoted the blackboard body and write the efficiency of erasing of content, and when the electric push cylinder passes through the mounting bracket and drives the blackboard eraser and hold the inside of going into the rectangular channel, can effectually avoid erasing the content of writing on the blackboard body when the blackboard eraser removes, novel structure, reasonable in design, the practicality is strong.
(3) Through the dust collector who sets up, be linked together between dust collector suction end and the intercommunication groove for the dust collector can clear up the dust of erasing, and the dust collector inhales the inside of dust collection box with the dust and conveniently carries out unified processing.
Drawings
FIG. 1 is a schematic structural diagram of the present application;
FIG. 2 is a partial schematic structural view of the present application;
FIG. 3 is a schematic view of a rectangular slot structure of the present application;
fig. 4 is a schematic view of a communication groove structure of the present application.
The notation is as follows: 1. a blackboard body; 2. a convex plate; 3. a display screen; 4. a strip-shaped groove; 5. a screen plate; 6. a chute; 7. positioning a groove; 8. a slider; 9. positioning blocks; 10. a wheel groove; 11. a pulley; 12. a rectangular groove; 13. an electric pushing cylinder; 14. a column casing; 15. a post rod; 16. a mounting frame; 17. erasing the blackboard; 18. a communicating groove; 19. a vacuum cleaner; 20. a dust collecting box.
Detailed Description
The utility model is described in further detail below with reference to the figures and specific embodiments.
As shown in fig. 1-4, the specific embodiment of the utility model is a sliding type combined blackboard, wherein the outer sides of the top and the bottom of a blackboard body 1 are respectively provided with a convex plate 2 for blocking protection, the convex plate 2 is provided with a sliding groove 6, the top and the bottom of a display screen 3 are respectively provided with a sliding block 8 for sliding (the back of the display screen is also provided with a flexible video line and a power line), the sliding block 8 is nested and installed in the sliding groove 6, the convex plate 2 is provided with a wheel groove 10, the wheel groove 10 is arranged on one side of the sliding groove 6, and the sliding block 8 is movably connected with pulleys 11 with uniformly distributed intervals through a rotating shaft. The pulley 11 can roll on the pulley groove 10, the positioning grooves 7 are formed in the inner walls of the two sides of the sliding groove 6, the positioning blocks 9 are arranged on the two sides of the sliding block 8, the positioning blocks 9 can slide in the positioning grooves 7, the display screen 3 slides along the sliding groove 6 formed in the convex plate 2 through the sliding block 8, so that the position of the display screen 3 can be timely adjusted according to different writing positions of the blackboard body 1, the positioning blocks 9 slide along the positioning grooves 7, the stability of the display screen 3 during sliding along the convex plate 2 is improved, when the sliding block 8 slides along the sliding groove 6, the pulley 11 slides along the pulley groove 10, and the smoothness of the display screen 3 during sliding adjustment is improved;
in order to protect the display screen and avoid frequent movement and damage, a through hole is further formed in the sliding groove 6 at the top, a locking mechanism is arranged on the through hole, a lock hole is formed in the top of the display screen 3, and a lock tongue of the locking mechanism can penetrate through the through hole to enter the lock hole to fix the display screen. When the position of the display screen is determined, the locking mechanism extends out of the bolt for fixing; when the lock needs to be moved, the locking structure is released, and the lock tongue is retracted.
Through the board book elaborately designed by the teacher, the students can enjoy the eyes, are full of interests, activate knowledge, deepen understanding and deepen memory, and the board book is an important means for improving the non-intelligence factors of the students. Many teachers are used to use the chalk for writing on the blackboard, and the hand feeling of the chalk is superior to that of the water-based pen. But chalk dust can influence the display effect of display, traditional blackboard eraser causes the dust to fly upward all around easily, so strip groove 4 has still been seted up to blackboard body 1 lower extreme, be provided with otter board 5 on the inner wall of strip groove 4, otter board 5 can play fine guard action to strip groove 4, avoid great object to carry out the inside of strip groove 4, strip groove 4 one side is connected with intercommunication groove 18, intercommunication groove 18 communicates in strip groove 4, intercommunication groove 18 is the back taper strip structure, concentrate when being convenient for the dust to get into the inside of intercommunication groove 18, blackboard body 1 bottom is connected with dust catcher 19, be linked together between the suction end of dust catcher 19 and the intercommunication groove 18, the output of dust catcher 19 is connected with dust collection box 20, can make dust catcher 19 can clear up the dust of erasing, and dust catcher 19 conveniently carries out the unified processing with the inside of dust suction dust collection box 20. Dust can be avoided flying apart through dust catcher unified processing, further reduces the influence to display effect, also can be better the guarantee student and mr's healthy.
All be provided with column casing 14 around the inner wall of rectangular channel 12 one side, the inside sliding connection of column casing 14 has a post 15, and 15 one side fixed connection of post are in mounting bracket 16, and post 15 slides along column casing 14 for mounting bracket 16 drives can be more stable when eraser 17 removes.
In order to reduce the both ends of avoiding the display screen to collide blackboard body in the use, all be provided with infrared sensor on 3 both sides of display screen, 1 both sides of blackboard body all are provided with infrared receiver, and infrared receiver can accept infrared sensor's infrared ray, is favorable to protecting the display screen (responds to the screen position in advance and sends the warning), reduces the collision probability. In order to reduce the collision force received by the display screen, buffer layers are arranged on two sides of the display screen 3.
The working principle is as follows: when the sliding type combined blackboard is used, the display screen 3 slides along the sliding grooves 6 formed between the convex plates 2 through the sliding blocks 8, so that the position of the display screen 3 can be timely adjusted according to different writing positions of the blackboard body 1, the positioning blocks 9 slide along the positioning grooves 7, the stability of the display screen 3 when sliding along the convex plates 2 is improved, when the sliding blocks 8 slide along the sliding grooves 6, the pulleys 11 slide along the wheel grooves 10, the smoothness of the display screen 3 when sliding and adjusting is improved, the electric pushing cylinder 13 pushes the eraser 17 to be attached to the blackboard body 1 through the mounting rack 16, so that the eraser 17 can erase the writing contents on the blackboard body 1 when the display screen 3 moves left and right, the erasing efficiency of the writing contents on the blackboard body 1 is improved, when the electric pushing cylinder 13 drives the eraser 17 to be accommodated in the rectangular groove 12 through the mounting rack 16, the erasing contents written on the blackboard body 1 when the eraser 17 moves can be effectively avoided, the suction end of the dust collector 19 is communicated with the communicating groove 18, so that the dust collector 19 can clean the erased dust, and the dust collector 19 sucks the dust into the dust collecting box 20 for uniform treatment
This application is through the slider that sets up, the display screen slides along the spout of seting up between the flange through the slider, make the position of display screen in time adjust according to the difference that blackboard body write the position, and the locating piece slides along the constant head tank, stability when having promoted the display screen and sliding along the flange, and is rational in infrastructure, and it is convenient to adjust, be fit for promoting, be provided with buffer layer or infrared sensor in the display screen both sides, can prevent that the display screen from colliding the dynamics of blackboard body or reduction collision, can protect the display screen better, promote the life of display screen.
This application is through the electric push cylinder that sets up, and the electric push cylinder passes through the mounting bracket and promotes the blackboard eraser and laminate mutually with the blackboard body for when the display screen removes about the blackboard eraser can write the content to the blackboard body and erase, promoted the blackboard body and write the efficiency of erasing of content, and when the electric push cylinder passes through the mounting bracket and drives the inside that the blackboard eraser holds into the rectangular channel, can effectually avoid erasing the content of writing on the blackboard body when the blackboard eraser removes, novel structure, reasonable in design, the practicality is strong.
This application is linked together through the dust catcher that sets up between dust catcher suction end and the intercommunication groove for the dust catcher can clear up the dust of erasing, and the dust catcher is convenient unified the processing with the inside of dust suction dust collection box.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the present invention, and any minor modifications, equivalent replacements and improvements made to the above embodiment according to the technical spirit of the present invention should be included in the protection scope of the technical solution of the present invention.
Claims (6)
1. The utility model provides a slidingtype combination blackboard which characterized in that: the blackboard comprises a blackboard body (1) and a display screen (3), wherein the top and the bottom of one side of the blackboard body (1) are respectively provided with a convex plate (2), the convex plate (2) is provided with a sliding groove (6), the top and the bottom of the display screen (3) are respectively provided with a sliding block (8), the sliding block (8) is connected with the sliding groove (6) in a sliding manner, the convex plate (2) is also provided with a wheel groove (10), the wheel groove (10) is arranged on one side of the sliding groove (6), the sliding block (8) is movably connected with pulleys (11) with uniformly distributed intervals through a rotating shaft, the pulleys (11) can roll on the wheel groove (10), the inner walls of two sides of the sliding groove (6) are provided with positioning grooves (7), two sides of the sliding block (8) are provided with positioning blocks (9), and the positioning blocks (9) can slide in the positioning grooves (7);
the blackboard is characterized in that a strip-shaped groove (4) is further formed in the lower end of the blackboard body (1), a screen plate (5) is arranged on the inner wall of the strip-shaped groove (4), a communicating groove (18) is connected to one side of the strip-shaped groove (4), and the communicating groove (18) is communicated with the strip-shaped groove (4).
2. The slide type combination blackboard according to claim 1, characterized in that: the blackboard is characterized in that a dust collector (19) is connected to the bottom of the blackboard body (1), the suction end of the dust collector (19) is communicated with the communicating groove (18), and the output end of the dust collector (19) is connected with a dust collecting box (20).
3. The slide type combination blackboard according to claim 1, characterized in that: rectangular channel (12) have been seted up on display screen (3) one side outer wall, the axle center department of rectangular channel (12) installs electric push cylinder (13), the output of electric push cylinder (13) is provided with mounting bracket (16), mounting bracket (16) one side is provided with eraser (17), eraser (17) can hold the inside in rectangular channel (12).
4. The slide type combination blackboard according to claim 3, characterized in that: all be provided with column casing (14) around rectangular channel (12) one side inner wall, the inside sliding connection of column casing (14) has post (15), post (15) one side fixed connection in mounting bracket (16).
5. The slide type combination blackboard according to claim 1, characterized in that: all be provided with infrared sensor on display screen (3) both sides, blackboard body (1) both sides all are provided with infrared receiver, infrared receiver can accept infrared sensor's infrared ray.
6. The slide type combination blackboard according to claim 1, characterized in that: and buffer layers are arranged on two sides of the display screen (3).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122669900.3U CN216373989U (en) | 2021-11-03 | 2021-11-03 | Sliding type combined blackboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122669900.3U CN216373989U (en) | 2021-11-03 | 2021-11-03 | Sliding type combined blackboard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216373989U true CN216373989U (en) | 2022-04-26 |
Family
ID=81250151
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122669900.3U Active CN216373989U (en) | 2021-11-03 | 2021-11-03 | Sliding type combined blackboard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216373989U (en) |
-
2021
- 2021-11-03 CN CN202122669900.3U patent/CN216373989U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: 510000 northwest, 1st floor, building 6, No.62, Nanxiang 1st Road, Huangpu District, Guangzhou City, Guangdong Province (office use only) Patentee after: Guangzhou Hongtu Digital Technology Co.,Ltd. Address before: 510663 northwest, 1st floor, building 6, No. 62, Nanxiang 1st Road, Huangpu District, Guangzhou City, Guangdong Province (office use only) Patentee before: GUANGZHOU HONGTU EDUCATION NETWORK TECHNOLOGY Co.,Ltd. |
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| CP03 | Change of name, title or address |