CN214164570U - Blackboard convenient to clean for pupils - Google Patents
Blackboard convenient to clean for pupils Download PDFInfo
- Publication number
- CN214164570U CN214164570U CN202022775510.XU CN202022775510U CN214164570U CN 214164570 U CN214164570 U CN 214164570U CN 202022775510 U CN202022775510 U CN 202022775510U CN 214164570 U CN214164570 U CN 214164570U
- Authority
- CN
- China
- Prior art keywords
- blackboard
- frame
- convenient
- blackboard body
- installation frame
- 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.)
- Expired - Fee Related
Links
- 210000001747 pupil Anatomy 0.000 title claims abstract description 23
- 238000009434 installation Methods 0.000 claims abstract description 41
- 238000012423 maintenance Methods 0.000 claims description 10
- 229910000831 Steel Inorganic materials 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 239000010959 steel Substances 0.000 description 2
- 229910000851 Alloy steel Inorganic materials 0.000 description 1
- 239000011248 coating agent Substances 0.000 description 1
- 238000000576 coating method Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 239000005337 ground glass Substances 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002023 wood Substances 0.000 description 1
Images
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- Drawing Aids And Blackboards (AREA)
Abstract
The utility model discloses a pupil uses blackboard convenient to clearance, include the installation frame, be located the inside blackboard body of this installation frame and accept the board, the installation frame is rectangular long strip structure, the blackboard body is rectangular long strip structure equally, the blackboard body includes the frame and is located the inside clipboard of frame, the height dimension of installation frame is greater than the height dimension of this blackboard body, the installation frame passes through crab-bolt and concrete wall fixed connection, the installation recess has all vertically been seted up to the inside installation recess that all vertically of installation frame both sides, and the both ends frame of blackboard body all extends to the installation recess in, and two installation recess inner walls all have electronic guide rail through the mounting screw, and equal sliding connection has the slider support on every electronic guide rail. This be convenient for pupil uses blackboard convenient to clearance not only has elevation structure, and the pupil of being convenient for wipes the blackboard, and has location structure, the location of being convenient for go up and down, prevents to go up and down to incline, improves stability.
Description
Technical Field
The utility model belongs to the technical field of the blackboard, concretely relates to student uses blackboard convenient to clearance.
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, and is mostly black, dark green, white or beige. The surface of the color-coated steel plate is a high-quality alloy steel plate coated with a wear-resistant coating, so that the color-coated steel plate is wear-resistant, does not fall off or fade, and is durable.
The blackboard is a tool in campus teaching, and this embodiment takes pupil's blackboard as an example, and pupil is in the health growth stage, and every student's height is different, and when the student cleaned the blackboard, if the blackboard is higher, it was more difficult for pupil, was not convenient for clear up.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a pupil uses blackboard convenient to clearance 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 blackboard convenient to clean for pupils comprises an installation frame, a blackboard body and a bearing plate, wherein the blackboard body and the bearing plate are positioned in the installation frame;
the blackboard body includes the frame and is located the inside clipboard of frame, the height dimension of installation frame is greater than the height dimension of this blackboard body, the installation frame passes through crab-bolt and concrete wall fixed connection, the inside mounting groove that vertically has all been seted up in installation frame both sides, and the both ends frame of blackboard body all extends to the mounting groove in, and two mounting groove inner walls all have electronic guide rail through the mounting screw, equal sliding connection has the slider support on every electronic guide rail, and the another side of two slider supports passes through the screw to be connected with the frame of this blackboard body, vertically is provided with the locating lever in two mounting grooves, and two locating levers all vertically pass the frame of blackboard body.
Preferably, maintenance windows are arranged on two sides of the frame of the blackboard body, and the inner walls of the two maintenance windows are fixedly provided with the dismounting plates through screws.
Preferably, one side of the bottom end of the installation frame, which faces away from the wall, is integrally connected with the receiving plate, and one end, which is far away from the installation frame, of the receiving plate is vertically and upwards provided with a baffle plate.
Preferably, a rectangular convex plate is fixedly installed on the back face of the writing board of the blackboard body through screws, and the outer wall of the rectangular convex plate is abutted to the inner wall of the frame of the blackboard body.
Preferably, a junction box is installed at the corner of the outer side of the bottom end of one side face of the installation frame through a bolt, and a power button is arranged on the outer wall of the junction box.
The utility model discloses a technological effect and advantage: the blackboard convenient for cleaning for the pupils is provided with an installation frame, a blackboard body, an electric guide rail, a sliding block support and a positioning rod, wherein the electric guide rail runs in an installation groove and drives the sliding block support to slide on the electric guide rail; by arranging the maintenance window, the dismounting plate and the bearing plate, the maintenance window and the dismounting plate are convenient for overhauling the electric guide rail, and the bearing plate is convenient for placing the eraser and the chalk; this be convenient for pupil uses blackboard convenient to clearance not only has elevation structure, and the pupil of being convenient for wipes the blackboard, and has location structure, the location of being convenient for go up and down, prevents to go up and down to incline, improves stability.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a partial cross-sectional view of the mounting frame of the present invention;
FIG. 3 is a schematic view of the positioning rod of the present invention;
fig. 4 is a schematic view of the rectangular convex plate structure of the present invention.
In the figure: 1. a mounting frame; 2. a blackboard body; 3. a bearing plate; 4. a baffle plate; 5. disassembling the plate; 6. a junction box; 7. installing a groove; 8. an electric rail; 9. a slider support; 10. positioning a rod; 11. a rectangular convex plate.
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.
The utility model provides a blackboard convenient for cleaning for pupils, which is shown in figures 1-4 and comprises an installation frame 1, a blackboard body 2 and a bearing plate 3, wherein the blackboard body 2 and the bearing plate 3 are positioned in the installation frame 1, the installation frame 1 is in a rectangular strip-shaped structure, and the blackboard body 2 is also in a rectangular strip-shaped structure;
the blackboard body 2 comprises a frame and a writing board positioned in the frame, the height of the installation frame 1 is larger than that of the blackboard body 2, the installation frame 1 is fixedly connected with a concrete wall through an anchor bolt, installation grooves 7 are vertically formed in the two sides of the installation frame 1, the frames at the two ends of the blackboard body 2 extend into the installation grooves 7, electric guide rails 8 are installed on the inner walls of the two installation grooves 7 through screws, a sliding block support 9 is connected to each electric guide rail 8 in a sliding manner, the other side of each sliding block support 9 is connected with the frame of the blackboard body 2 through screws, positioning rods 10 are vertically arranged in the two installation grooves 7, the two positioning rods 10 vertically penetrate through the frames of the blackboard body 2, the electric guide rails 8 run in the installation grooves 7 to drive the sliding block supports 9 to slide on the electric guide rails 8, the slide block support 9 drives the blackboard body 2 to move up and down, and the blackboard body 2 moves on the positioning rod 10 in a positioning mode.
Specifically, maintenance window has all been seted up to blackboard body 2's frame both sides, and two maintenance window inner walls all have dismantlement board 5 through screw fixed mounting, and maintenance window and dismantlement board 5 are convenient for overhaul electronic guide rail 8.
Specifically, one side integrated into one piece that installation frame 1 bottom was faced away from the wall is connected with this and accepts board 3, it upwards is provided with baffle 4 perpendicularly to accept the one end that board 3 kept away from this installation frame 1, accepts board 3 and is convenient for place blackboard eraser and chalk, and baffle 4 prevents that blackboard eraser, chalk or other instruments from dropping.
Specifically, there is rectangle flange 11 at the clipboard back of blackboard body 2 through screw fixed mounting, just the outer wall of rectangle flange 11 and blackboard body 2's frame inner wall counterbalance contact, blackboard body 2 is when going up and down, and rectangle flange 11 supports blackboard body 2's clipboard between blackboard 2 behind one's back and the wall, and it is sunken when preventing to write.
Specifically, a terminal box 6 is installed at a corner of the outer side of the bottom end of one side face of the installation frame 1 through a bolt, and a power button is arranged on the outer wall of the terminal box 6.
Theory of operation, this be convenient for blackboard for pupil of clearance, during the use, pupil cleans blackboard body 2 in the clearance, if blackboard body 2 is too high, electronic guide rail 8 operation is opened to accessible power button, electronic guide rail 8 moves in mounting groove 7, it slides on electronic guide rail 8 to drive slider support 9, slider support 9 drives blackboard body 2 lifting movement, blackboard body 2 is the location removal on locating lever 10 simultaneously, rectangle flange 11 supports blackboard body 2's clipboard between blackboard 2 behind one's back and the wall, it is sunken when preventing to write, maintenance window and dismantlement board 5 are convenient for overhaul electronic guide rail 8, accept board 3 and be convenient for place blackboard eraser and chalk, baffle 4 prevents the blackboard eraser, chalk or other instruments drop. This be convenient for pupil uses blackboard convenient to clearance not only has elevation structure, and the pupil of being convenient for wipes the blackboard, and has location structure, the location of being convenient for go up and down, prevents to go up and down to incline, improves stability.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.
Claims (5)
1. The utility model provides a pupil uses blackboard convenient to clearance, includes installation frame (1), is located inside blackboard body (2) of this installation frame (1) and accepts board (3), its characterized in that: the mounting frame (1) is of a rectangular strip-shaped structure, and the blackboard body (2) is also of a rectangular strip-shaped structure;
the blackboard body (2) comprises a frame and a writing board positioned in the frame, the height of the installation frame (1) is larger than that of the blackboard body (2), the installation frame (1) is fixedly connected with a concrete wall through an anchor bolt, mounting grooves (7) are longitudinally formed in the two sides of the mounting frame (1), frames at the two ends of the blackboard body (2) extend into the mounting grooves (7), electric guide rails (8) are mounted on the inner walls of the two mounting grooves (7) through screws, two slider supports (9) are slidably connected to each electric guide rail (8), the other sides of the two slider supports (9) are connected with the frames of the blackboard body (2) through screws, positioning rods (10) are longitudinally arranged in the two mounting grooves (7), and the two positioning rods (10) longitudinally penetrate through the frame of the blackboard body (2).
2. A blackboard for pupils convenient to clean as claimed in claim 1, wherein: maintenance window has all been seted up to the frame both sides of blackboard body (2), and two maintenance window inner walls all have through screw fixed mounting dismantlement board (5).
3. A blackboard for pupils convenient to clean as claimed in claim 2, wherein: one side integrated into one piece of installation frame (1) bottom dorsad wall is connected with this and accepts board (3), it is provided with baffle (4) perpendicularly upwards to accept the one end that this installation frame (1) was kept away from in board (3).
4. A blackboard for pupils convenient to clean as claimed in claim 1, wherein: the blackboard is characterized in that a rectangular convex plate (11) is fixedly mounted on the back face of the writing board of the blackboard body (2) through screws, and the outer wall of the rectangular convex plate (11) is in contact with the inner wall of the frame of the blackboard body (2) in an abutting mode.
5. A blackboard for pupils convenient to clean as claimed in claim 1, wherein: a junction box (6) is installed at the corner of the outer side of the bottom end of one side face of the installation frame (1) through a bolt, and a power button is arranged on the outer wall of the junction box (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022775510.XU CN214164570U (en) | 2020-11-26 | 2020-11-26 | Blackboard convenient to clean for pupils |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022775510.XU CN214164570U (en) | 2020-11-26 | 2020-11-26 | Blackboard convenient to clean for pupils |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214164570U true CN214164570U (en) | 2021-09-10 |
Family
ID=77602535
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022775510.XU Expired - Fee Related CN214164570U (en) | 2020-11-26 | 2020-11-26 | Blackboard convenient to clean for pupils |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN214164570U (en) |
-
2020
- 2020-11-26 CN CN202022775510.XU patent/CN214164570U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210910 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |