CN213007276U - Wall-mounted teaching blackboard - Google Patents
Wall-mounted teaching blackboard Download PDFInfo
- Publication number
- CN213007276U CN213007276U CN202021827704.3U CN202021827704U CN213007276U CN 213007276 U CN213007276 U CN 213007276U CN 202021827704 U CN202021827704 U CN 202021827704U CN 213007276 U CN213007276 U CN 213007276U
- Authority
- CN
- China
- Prior art keywords
- blackboard
- rail frame
- slide rail
- block
- turnover
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Active
Links
Images
Landscapes
- Drawing Aids And Blackboards (AREA)
Abstract
The utility model discloses a wall-mounted teaching blackboard, which relates to the technical field of blackboards, and comprises an upper slide rail frame, wherein the upper slide rail frame is of a cuboid plate-shaped structure, the surface of the upper slide rail frame is provided with an arc-shaped groove and a straight groove in a penetrating way, the bottom of a turnover blackboard block is provided with a plurality of groups of blackboard sliders, the top of the turnover blackboard block is connected with a sliding turnover device, when the turnover blackboard block is overturned, the connecting slider is transversely pushed by an electric push rod, when the connecting slider is positioned at the position of the fillet of the arc-shaped groove, a rotating rocker arm applies force to the turnover blackboard block, the free switching of the two surfaces of the blackboard block is realized, when the blackboard needs to be cleaned, a folding telescopic baffle is extended out, the folding telescopic baffles at the two sides cover the blackboard face, the blackboard face brush at the inner side of the folding telescopic baffle is used for cleaning the blackboard, and the dust, the function of dust-proof blackboard cleaning is achieved.
Description
Technical Field
The utility model relates to a blackboard technical field specifically is a wall-hanging teaching blackboard.
Background
The blackboard is not particularly a black board, is a plane which can be repeatedly written by chalk in the traditional sense, is hard, and is mainly used for teaching. The blackboard is generally made of wood board or ground glass, and can be written on by using specific writing materials such as chalk. Mostly black, greenish black, white or beige. The types of blackboards also become complicated and diversified, and the surface shape is divided into a plane board and an arc panel, the structure is divided into a support movable board, a push-pull board, a lifting board and a magnetic blackboard, and the purpose is divided into a teaching blackboard, an office whiteboard, a billboard and a display board.
The blackboard that uses in the classroom usually is mostly wall-hanging blackboard, writes in daily teaching, for the convenience of student note taking, and the teacher generally remains the characters a period after writing finishing, but the blackboard size is limited, and the content of writing is also limited, simultaneously, writes on the blackboard after, often needs the blackboard eraser to erase the chalk word, can raise a large amount of dusts at the erasing in-process, is unfavorable for human health.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a wall-hanging teaching blackboard to solve the problem of proposing among the above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme:
a wall-mounted teaching blackboard comprises an overturning blackboard block, an upper slide rail frame, a lower slide rail frame, a side edge mounting frame and a sliding blackboard block, wherein the upper slide rail frame is of a cuboid plate-shaped structure, the surface of the upper slide rail frame is provided with an arc-shaped groove and a straight groove in a penetrating manner, a plurality of groups of blackboard sliders are arranged at the bottom of the overturning blackboard block, a sliding overturning device is connected to the top of the overturning blackboard block and comprises a mounting plate, the mounting plate is fixedly mounted on one side of the top end of the upper slide rail frame, an electric push rod is mounted on the surface of the mounting plate, one end of the electric push rod, which is far away from the mounting plate, is connected with a connecting slider, the connecting slider is connected to the upper slide rail frame in a sliding manner, a through hole is formed in the inside of the connecting slider, a connecting rod is arranged in the through hole, and a connecting pin is fixed on the lower end face of one end of the rocker arm, which is far away from the connecting rod, and the connecting pin is rotatably connected with the top of the turnover blackboard block.
Furthermore, a rotating handle is fixedly arranged at one end of the connecting rod, which is far away from the rocker arm.
Furthermore, a plurality of blackboard sliding blocks are arranged on the upper end surface and the lower end surface of each of the turnover blackboard block and the sliding blackboard block.
Further, the lower slide rail frame is of a cuboid plate-shaped structure, a plurality of sliding grooves are formed in the surface of the lower slide rail frame, and blackboard sliding blocks are connected into the sliding grooves of the lower slide rail frame and the upper slide rail frame in a sliding mode.
Furthermore, a plurality of wall hanging supports are installed on the back of the lower sliding rail frame and the back of the upper sliding rail frame.
Further, the side mounting bracket is cuboid shell column structure, the internally mounted of side mounting bracket has folding telescopic baffle, one side that folding telescopic baffle front end is close to the upset blackboard plate is provided with the face brush, the face brush contacts with the face of upset blackboard plate.
Furthermore, a dust suction fan is arranged on the inner wall of the side mounting frame, and one side, far away from the turnover blackboard block, of the dust suction fan is connected with a dust collection box through an exhaust pipe.
Compared with the prior art, the beneficial effects of the utility model are that: when the turnover blackboard block is turned over, the connecting slide block is transversely pushed by the electric push rod, and the turnover blackboard block is driven to move rightwards along the slide grooves of the upper slide rail frame and the lower slide rail frame, when the connecting slide block is positioned at the fillet position of the arc-shaped groove, the connecting rod is rotated by rotating the handle, and the rocker arm which is rotationally connected with the connecting rod is driven to apply force to the turnover blackboard block through the connecting pin, the blackboard slide block at the upper end and the lower end of the turnover blackboard block is temporarily separated from the chute, and returns to the chute again after completing the turning motion, thereby realizing the free switching of the two surfaces of the blackboard block, when the blackboard needs to be erased, the folding retractable baffle plates are extended out, the folding retractable baffle plates on the two sides shield the blackboard surface, meanwhile, the blackboard is wiped by the board brush on the inner side of the folding telescopic baffle, and the dust which is wiped down is sucked into the dust collection box through the dust collection fan to be collected, so that the function of preventing dust and wiping the blackboard is achieved.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic top view of the present invention.
Fig. 3 is a schematic perspective view of the upper slide rail frame of the present invention.
Fig. 4 is a schematic structural view of the middle sliding turnover device of the present invention.
In the figure: 1-slide turning device, 11-mounting plate, 12-electric push rod, 13-connecting slide block, 14-connecting rod, 15-rocker arm, 16-connecting pin, 17-rotating handle, 2-turning blackboard block, 21-blackboard slide block, 3-upper slide rail frame, 31-arc groove, 32-straight groove, 4-lower slide rail frame, 5-side mounting frame, 51-folding telescopic baffle, 52-board brush, 6-dust collecting box, 61-dust collecting fan, 7-middle connecting block, 8-slide blackboard block, and 9-wall hanging support.
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 1:
referring to fig. 1 to 4, in the embodiment of the present invention, a wall-mounted teaching blackboard comprises a turnover blackboard block 2, an upper slide rail frame 3, a lower slide rail frame 4, a side edge mounting frame 5 and a sliding blackboard block 8, wherein the upper slide rail frame 3 is of a rectangular plate-shaped structure, an arc-shaped groove 31 and a straight groove 32 are formed on the surface of the upper slide rail frame 3, a plurality of blackboard sliders 21 are arranged at the bottom of the turnover blackboard block 2, a sliding turnover device 1 is connected to the top of the turnover blackboard block 2, the sliding turnover device 1 comprises a mounting plate 11, the mounting plate 11 is fixedly mounted on one side of the top end of the upper slide rail frame 3, an electric push rod 12 is mounted on the surface of the mounting plate 11, one end of the electric push rod 12, which is far away from the mounting plate 11, is connected to a connecting slider 13, the connecting slider 13 is slidably connected to the upper, and a connecting rod 14 is arranged in the through hole in a penetrating manner, one end of the connecting rod 14 penetrates through an arc-shaped groove 31 arranged at the top of the upper slide rail frame 3 and is rotatably connected with a rocker arm 15, a connecting pin 16 is fixed on the lower end face of the rocker arm 15 far away from one end of the connecting rod 14, and the connecting pin 16 is rotatably connected with the top of the turnover blackboard plate 2.
When the turnover blackboard block 2 is turned over, firstly, the connecting slide block 13 is transversely pushed through the electric push rod 12, the turnover blackboard block 2 is driven to move rightwards along the sliding grooves of the upper sliding rail frame 3 and the lower sliding rail frame 4, when the connecting slide block 13 is positioned at the fillet position of the arc-shaped groove 31, the connecting rod 14 is rotated through the rotating handle 17, the rocker arm 15 which is rotatably connected with the connecting rod is driven to apply force to the turnover blackboard block 2 through the connecting pin 16, the blackboard slide blocks 21 at the upper end and the lower end of the turnover blackboard block 2 are temporarily separated from the sliding grooves, and the turnover blackboard block returns to the sliding grooves again after the turnover movement is completed, so that the free switching of.
And a rotating handle 17 is fixedly arranged at one end of the connecting rod 14 far away from the rocker arm 15, so that the blackboard plate 2 can be conveniently turned over.
The upper end face and the lower end face of the turnover blackboard block 2 and the sliding blackboard block 8 are both provided with a plurality of blackboard sliding blocks 21.
Lower slide rail frame 4 is cuboid platelike structure, and is provided with the multichannel spout on the surface of lower slide rail frame 4, all sliding connection has blackboard slider 21 in the spout of lower slide rail frame 4 and last slide rail frame 3.
And a plurality of wall hanging brackets 9 are arranged on the back surfaces of the lower slide rail frame 4 and the upper slide rail frame 3.
Example 2:
referring to fig. 1 to 4, on the basis of embodiment 1, the side mounting bracket 5 is a rectangular parallelepiped shell structure, a foldable telescopic baffle 51 is installed inside the side mounting bracket 5, a board brush 52 is disposed at one side of the front end of the foldable telescopic baffle 51, which is close to the turnover blackboard block 2, and the board brush 52 contacts with the board surface of the turnover blackboard block 2. When the blackboard needs to be erased, the folding telescopic baffle 51 is extended out, the blackboard surface is covered by the folding telescopic baffles 51 at the two sides, and meanwhile, the blackboard is erased by the blackboard surface brush 52 at the inner side of the folding telescopic baffle 51, so that the function of preventing dust and erasing the blackboard is achieved.
The inner wall of the side mounting frame 5 is provided with a dust suction fan 61, and one side of the dust suction fan 61 far away from the turnover blackboard plate 2 is connected with a dust collection box 6 through an exhaust pipe. The dust collection fan 61 is provided to work in cooperation with the foldable retractable baffle 51 and the panel brush 52, and dust collected by wiping is sucked into the dust collection box 6 for collection.
The utility model discloses a theory of operation is: when the turnover blackboard block 2 is turned over, firstly, the connecting slide block 13 is transversely pushed by the electric push rod 12, and the turnover blackboard block 2 is driven to move rightwards along the chutes of the upper slide rail frame 3 and the lower slide rail frame 4, when the connecting slide block 13 is positioned at the fillet position of the arc chute 31, the connecting rod 14 is rotated by the rotating handle 17, and the rocker arm 15 which is rotatably connected with the connecting rod is driven to apply force to the turnover blackboard block 2 through the connecting pin 16, the blackboard slide block 21 at the upper end and the lower end of the turnover blackboard block 2 is temporarily separated from the chute, and returns to the chute after the turnover movement is completed, so that the free switching of two surfaces of the blackboard block is realized, when the blackboard needs to be cleaned, the folding telescopic baffle 51 is extended, the folding telescopic baffles 51 at the two sides cover the blackboard surface, meanwhile, the blackboard is cleaned by the blackboard brush 52 at the inner side of the folding telescopic baffle 51, and the dust, the dust which is wiped and dropped is sucked into the dust collection box 6 for collection, thereby playing the function of dust prevention and blackboard cleaning.
The utility model discloses the standard part that uses all can purchase from the market, and dysmorphism piece all can be customized according to the description with the record of drawing of description, and the concrete connection mode of each part all adopts conventional means such as ripe bolt, rivet, welding among the prior art, and machinery, part and equipment all adopt prior art, and conventional model, including circuit connection adopts conventional connection mode among the prior art, does not detailed here again.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.
Claims (7)
1. A wall-mounted teaching blackboard comprises a turnover blackboard block (2), an upper slide rail frame (3), a lower slide rail frame (4), a side mounting frame (5) and a sliding blackboard block (8), and is characterized in that the upper slide rail frame (3) is of a cuboid plate-shaped structure, the surface of the upper slide rail frame (3) is provided with an arc-shaped groove (31) and a straight groove (32) in a penetrating manner, the bottom of the turnover blackboard block (2) is provided with a plurality of groups of blackboard sliders (21), the top of the turnover blackboard block (2) is connected with a sliding turnover device (1), the sliding turnover device (1) comprises a mounting plate (11), the mounting plate (11) is fixedly mounted on one side of the top end of the upper slide rail frame (3), an electric push rod (12) is mounted on the board of the mounting plate (11), one end of the electric push rod (12) far away from the mounting plate (11) is connected, connecting block (13) sliding connection is on last slide rail frame (3), the inside of connecting block (13) is provided with the through-hole, and runs through in the through-hole and be provided with connecting rod (14), the one end of connecting rod (14) runs through arc wall (31) and the swivelling joint has rocking arm (15) that last slide rail frame (3) top set up, the lower terminal surface that connecting rod (14) one end was kept away from in rocking arm (15) is fixed with connecting pin (16), connecting pin (16) are connected with the top rotation of upset blackboard plate (2).
2. A wall-mounted teaching blackboard according to claim 1, wherein the end of the connecting rod (14) remote from the rocker arm (15) is fixedly provided with a rotating handle (17).
3. A wall hanging type teaching blackboard according to claim 1, wherein a plurality of blackboard sliders (21) are arranged on the upper and lower end faces of the turnover blackboard plate (2) and the sliding blackboard plate (8).
4. A wall-mounted teaching blackboard according to claim 1, wherein the lower slide rail frame (4) is of a rectangular plate structure, a plurality of sliding grooves are formed in the surface of the lower slide rail frame (4), and blackboard sliding blocks (21) are connected in the sliding grooves of the lower slide rail frame (4) and the upper slide rail frame (3) in a sliding mode.
5. A wall-mounted teaching blackboard according to claim 4, wherein a plurality of wall-mounted brackets (9) are mounted on the back of the lower rail frame (4) and the back of the upper rail frame (3).
6. A wall-hanging teaching blackboard according to claim 1, wherein the side mounting bracket (5) is a cuboid shell-shaped structure, the inside of the side mounting bracket (5) is provided with a folding telescopic baffle (51), one side of the front end of the folding telescopic baffle (51) close to the turnover blackboard block (2) is provided with a board brush (52), and the board brush (52) contacts with the board of the turnover blackboard block (2).
7. A wall-mounted teaching blackboard according to claim 6, wherein the inner wall of the side mounting rack (5) is provided with a dust suction fan (61), and one side of the dust suction fan (61) far away from the turnover blackboard block (2) is connected with a dust collection box (6) through an exhaust duct.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021827704.3U CN213007276U (en) | 2020-08-27 | 2020-08-27 | Wall-mounted teaching blackboard |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021827704.3U CN213007276U (en) | 2020-08-27 | 2020-08-27 | Wall-mounted teaching blackboard |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213007276U true CN213007276U (en) | 2021-04-20 |
Family
ID=75472084
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021827704.3U Active CN213007276U (en) | 2020-08-27 | 2020-08-27 | Wall-mounted teaching blackboard |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213007276U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114571898A (en) * | 2022-03-29 | 2022-06-03 | 重庆师范大学 | Multimedia-based intelligent blackboard with switching structure for education |
-
2020
- 2020-08-27 CN CN202021827704.3U patent/CN213007276U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114571898A (en) * | 2022-03-29 | 2022-06-03 | 重庆师范大学 | Multimedia-based intelligent blackboard with switching structure for education |
| CN114571898B (en) * | 2022-03-29 | 2023-08-04 | 重庆师范大学 | Blackboard with switching structure for intelligent education |
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN212124682U (en) | Mobilizable blackboard for ideological education teaching | |
| CN209756561U (en) | Based on college english teaching is with erasing integral type blackboard | |
| CN109198881A (en) | A kind of multi-media desk with dedusting function | |
| CN213007276U (en) | Wall-mounted teaching blackboard | |
| CN208938412U (en) | A kind of math teaching board device | |
| CN210515692U (en) | Be used for innovation entrepreneurship course teaching device | |
| CN109572280A (en) | A kind of multifunction magnetic blackboard | |
| CN215552162U (en) | Multimedia push-and-pull blackboard | |
| CN209912156U (en) | Multimedia demonstration equipment | |
| CN213241553U (en) | Electrician and electronic training device | |
| CN105904890B (en) | A kind of dust-removing blackboard eraser | |
| CN213814640U (en) | Teaching board for mathematics classroom teaching | |
| CN212933806U (en) | Economics teaching appurtenance of giving lessons | |
| CN211808677U (en) | Blackboard for English teaching | |
| CN205486921U (en) | English teaching device | |
| CN210200021U (en) | Multifunctional teaching board for Chinese teaching | |
| CN112192973A (en) | Multifunctional mathematics teaching board | |
| CN208515234U (en) | A kind of interaction clipboard based on bluetooth connection | |
| CN213344751U (en) | Book placing rack for teaching | |
| CN211892637U (en) | English teaching is with high efficiency teaching board | |
| CN212708667U (en) | Teaching board for information technology service teaching | |
| CN214042620U (en) | Economics teaching show board | |
| CN212666993U (en) | Convenient blackboard | |
| CN211075300U (en) | Novel education and teaching device | |
| CN208630171U (en) | A kind of historical teaching Multifunctional blackboard |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |