CN209869842U - Blackboard with hidden grids - Google Patents
Blackboard with hidden grids Download PDFInfo
- Publication number
- CN209869842U CN209869842U CN201821997214.0U CN201821997214U CN209869842U CN 209869842 U CN209869842 U CN 209869842U CN 201821997214 U CN201821997214 U CN 201821997214U CN 209869842 U CN209869842 U CN 209869842U
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- frame
- plate
- blackboard
- grid
- grooves
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Abstract
The utility model relates to a hidden grid blackboard belongs to teaching articles for use technical field. The technical problems that a blackboard in the prior art is not provided with hidden lattices and is inconvenient to teach are solved. The utility model relates to a hidden grid blackboard, which comprises an outer frame, a field plate, a four-line plate and a blank plate; the outer frame is provided with a first sliding chute and a second sliding chute; the field-shaped plate comprises a first back plate and a first panel, a plurality of field-shaped grid grooves are formed in the surface of the first back plate, the first panel is made of blackboard paint, and the upper end and the lower end of the field-shaped plate are respectively embedded into the first sliding grooves; the four-line board comprises a second back board and a second panel, a plurality of four-line grid grooves are formed in the surface of the second back board, the second panel is made of blackboard paint, and the upper end and the lower end of the four-line board are respectively embedded into the second sliding grooves; the blank board is fixed at the left half side of the inner frame of the outer frame. The hidden grid blackboard does not affect the use of a plane blackboard, can directly draw a field grid or a four-line grid when letters, pinyin or Chinese characters need to be taught, and is convenient for teaching.
Description
Technical Field
The utility model belongs to the technical field of the teaching articles for use, concretely relates to hidden grid blackboard.
Background
When a teacher teaches a student of a very small age to enter a course and learn letters, pinyin or Chinese characters, the student is required to understand where the student writes in the pinyin lattice or the field lattice. The blackboard in the prior art is generally a plane blackboard, a teacher needs to draw grids on the blackboard by taking a long ruler, or the blackboard is pasted with a picture for teaching, which is not convenient.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the technical problem that the blackboard in the prior art does not have hidden check, and the teaching is inconvenient, providing a hidden check blackboard.
The utility model provides a technical scheme as follows that above-mentioned technical problem took.
The hidden-grid blackboard comprises an outer frame, a field plate, a four-line plate and a blank plate;
the outer frame comprises a left frame, an upper frame, a lower frame and a right frame, and the left frame, the upper frame, the lower frame and the right frame are connected end to form a rectangular frame or a square frame; the right sides of the upper frame and the lower frame are respectively provided with a first sliding chute and a second sliding chute, and the first sliding chute and the second sliding chute of the upper frame are arranged opposite to the first sliding chute and the second sliding chute of the lower frame;
the field plate is rectangular or square, the length of the field plate is one fourth of the length of the inner frame of the outer frame, and the width of the field plate is slightly larger than the width of the inner frame of the outer frame; the grid-shaped plate comprises a first back plate and a first face plate, the first back plate is made of smooth wood, a plurality of grid-shaped groove grooves are formed in the surface of the first back plate, each grid-shaped groove consists of three grooves in the horizontal direction and three grooves in the vertical direction, and the depth of each grid-shaped groove is 1.0-1.3 mm; the first panel is made of blackboard paint, the blackboard paint is coated on the surface of the first back plate, the thickness of the first back plate is 0.3-0.5mm, and the blackboard paint on the surface of the grid groove is set to be a frosted surface to form a grid; the upper end and the lower end of the field plate are respectively embedded into the first sliding groove, and the field plate can slide in the first sliding groove;
the four-line board is rectangular or square, the length of the four-line board is one fourth of the length of the inner frame of the outer frame, and the width of the four-line board is slightly larger than that of the inner frame of the outer frame; the four-line board comprises a second back board and a second panel, the second back board is made of smooth wood, a plurality of four-line grid grooves are formed in the surface of the second back board, each four-line grid groove is composed of four horizontal grooves, and the depth of each four-line grid groove is 1.2-1.8 mm; the second panel is made of blackboard paint, the second panel is coated on the surface of the second back plate, the thickness of the second panel is 0.3-0.5mm, and the blackboard paint on the surface of the four-line grid groove is provided with a frosted surface to form the four-line grid; the upper end and the lower end of the four-wire plate are respectively embedded into the second sliding groove, and the four-wire plate can slide in the second sliding groove;
the blank board is rectangular or square, the length of the blank board is half of the length of the inner frame of the outer frame, and the width of the blank board is matched with the width of the inner frame of the outer frame; the blank board comprises a third back board and a third panel, the third back board is made of smooth wood, and the third panel is made of blackboard paint and is coated on the surface of the third back board; the blank board is fixed at the left half side of the inner frame of the outer frame.
Furthermore, four corners of the outer frame are rounded corners.
Furthermore, the plurality of grid grooves are distributed in an array.
Further, the plurality of four-line grid grooves are distributed in an array.
Compared with the prior art, the beneficial effects of the utility model are that:
the hidden grid blackboard of the utility model can directly draw the field grid or the four-line grid when the letters, the pinyin or the Chinese characters need to be taught under the condition of ensuring that the use of the plane blackboard is not influenced by the arrangement of the structure, the depth of the groove and the thickness of the layer, thereby being convenient for teaching; the corners are rounded corners, so that the safety of a user is guaranteed.
Drawings
FIG. 1 is a schematic structural view of the hidden blackboard of the present invention;
FIG. 2 is a schematic structural view of the upper frame and the lower frame of the hidden blackboard of the present invention;
FIG. 3 is a schematic structural view of a square board of the hidden blackboard of the present invention;
FIG. 4 is a schematic structural view of a four-line board of the hidden blackboard according to the present invention;
in the figure, 1-1, a left frame, 1-2, an upper frame, 1-3, a lower frame, 1-4, a right frame, 1-5, a first sliding groove, 1-6, a second sliding groove, 2, a grid plate, 2-1, a grid, 3, a four-line plate, 3-1, a four-line grid, 4 and a blank plate.
Detailed Description
The present invention will be further described with reference to the accompanying drawings.
As shown in figure 1, the hidden grid blackboard of the present invention comprises an outer frame, a field plate 2, a four-line plate 3 and a blank plate 4.
The outer frame comprises a left frame 1-1, an upper frame 1-2, a lower frame 1-3 and a right frame 1-4, wherein the left frame 1-1, the upper frame 1-2, the lower frame 1-3 and the right frame 1-4 are connected end to form a rectangular frame or a square frame. The right sides of the upper frame 1-2 and the lower frame 1-3 are respectively provided with a first sliding chute 1-5 and a second sliding chute 1-6, and the first sliding chute 1-5 and the second sliding chute 1-6 of the upper frame 1-2 are arranged opposite to the first sliding chute 1-5 and the second sliding chute 1-6 of the lower frame 1-3. The lengths of the first sliding chute 1-5 and the second sliding chute 1-6 are half of the length of the outer frame. Preferably, four corners of the outer frame are rounded.
The matts 2 are rectangular or square, the length of the matts is one fourth of the length of the inner frame of the outer frame, and the width of the matts is slightly larger than that of the inner frame of the outer frame. The field-shaped plate 2 comprises a first back plate and a first panel, the first back plate is made of smooth wood, a plurality of field-shaped lattice grooves are formed in the surface of the first back plate, each field-shaped lattice groove is composed of three grooves in the horizontal direction and three grooves in the vertical direction, preferably, the plurality of field-shaped lattice grooves are distributed in an array mode, and the depth of each field-shaped lattice groove is 1.0-1.3 mm; the first panel is made of blackboard paint, the blackboard paint is coated on the surface of the first back plate, the thickness of the first back plate is 0.3-0.5mm, and the blackboard paint on the surface of the grid groove is set to be a frosted surface to form a grid 2-1. The upper end and the lower end of the field plate 2 are respectively embedded into the first sliding grooves 1-5, and the field plate 2 can slide in the first sliding grooves 1-5.
The four-line board 3 is rectangular or square, the length of the four-line board is one fourth of the length of the inner frame of the outer frame, and the width of the four-line board is slightly larger than that of the inner frame of the outer frame. The four-line plate 3 comprises a second back plate and a second panel, the second back plate is made of smooth wood, a plurality of four-line grid grooves are formed in the surface of the second back plate, each four-line grid groove is composed of four horizontal grooves, preferably the four-line grid grooves are distributed in an array mode, and the depth of each four-line grid groove is 1.2-1.8 mm; the second panel is made of blackboard paint, the blackboard paint is coated on the surface of the second back plate, the thickness of the second back plate is 0.3-0.5mm, and the blackboard paint on the surface of the four-line grid groove is provided with a frosted surface to form a four-line grid 3-1. The upper end and the lower end of the four-line plate 3 are respectively embedded into the second sliding grooves 1-6, and the four-line plate 3 can slide in the second sliding grooves 1-6.
The blank plate 4 is rectangular or square, the length of the blank plate is half of the length of the inner frame of the outer frame, and the width of the blank plate is matched with the width of the inner frame of the outer frame. The blank board 4 comprises a third back board and a third panel, the third back board is made of smooth wood, and the third panel is made of blackboard paint and coated on the surface of the third back board. The blank plate 4 is fixed to the left half side of the inner frame of the outer frame.
Claims (4)
1. The hidden grid blackboard is characterized by comprising an outer frame, a field plate (2), a four-line plate (3) and a blank plate (4);
the outer frame comprises a left frame (1-1), an upper frame (1-2), a lower frame (1-3) and a right frame (1-4), and the left frame (1-1), the upper frame (1-2), the lower frame (1-3) and the right frame (1-4) are connected end to form a rectangular frame or a square frame; the right sides of the upper frame (1-2) and the lower frame (1-3) are respectively provided with a first sliding chute (1-5) and a second sliding chute (1-6), and the first sliding chute (1-5) and the second sliding chute (1-6) of the upper frame (1-2) are arranged opposite to the first sliding chute (1-5) and the second sliding chute (1-6) of the lower frame (1-3);
the Chinese character tian-shaped plate (2) is rectangular or square, the length of the Chinese character tian-shaped plate is one fourth of the length of the inner frame of the outer frame, and the width of the Chinese character tian-shaped plate is slightly larger than the width of the inner frame of the outer frame; the field-shaped plate (2) comprises a first back plate and a first panel, the first back plate is made of smooth wood, a plurality of field-shaped lattice grooves are formed in the surface of the first back plate, each field-shaped lattice groove consists of three grooves in the horizontal direction and three grooves in the vertical direction, and the depth of each field-shaped lattice groove is 1.0-1.3 mm; the first panel is made of blackboard paint, the blackboard paint is coated on the surface of the first back plate, the thickness of the first back plate is 0.3-0.5mm, and the blackboard paint on the surface of the grid groove is set to be a frosted surface to form a grid (2-1); the upper end and the lower end of the field plate (2) are respectively embedded into the first sliding grooves (1-5), and the field plate (2) can slide in the first sliding grooves (1-5);
the four-line board (3) is rectangular or square, the length of the four-line board is one fourth of the length of the inner frame of the outer frame, and the width of the four-line board is slightly larger than the width of the inner frame of the outer frame; the four-line board (3) comprises a second back board and a second panel, the second back board is made of smooth wood, a plurality of four-line grid grooves are formed in the surface of the second back board, each four-line grid groove is composed of four horizontal grooves, and the depth of each four-line grid groove is 1.2-1.8 mm; the second panel is made of blackboard paint, the second panel is coated on the surface of the second back plate, the thickness of the second panel is 0.3-0.5mm, and the blackboard paint on the surface of the four-line grid groove is provided with a frosted surface to form a four-line grid (3-1); the upper end and the lower end of the four-wire plate (3) are respectively embedded into the second sliding grooves (1-6), and the four-wire plate (3) can slide in the second sliding grooves (1-6);
the blank plate (4) is rectangular or square, the length of the blank plate is half of the length of the inner frame of the outer frame, and the width of the blank plate is matched with the width of the inner frame of the outer frame; the blank plate (4) comprises a third back plate and a third panel, the third back plate is made of smooth wood, and the third panel is made of blackboard paint and coated on the surface of the third back plate; the blank plate (4) is fixed at the left half side of the inner frame of the outer frame.
2. The privacy blackboard of claim 1, wherein the four corners of the outer frame are rounded.
3. The hiding blackboard of claim 1, wherein the plurality of grid grooves are distributed in an array.
4. The privacy blackboard of claim 1, wherein the plurality of four-line grid grooves are distributed in an array.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821997214.0U CN209869842U (en) | 2018-11-30 | 2018-11-30 | Blackboard with hidden grids |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821997214.0U CN209869842U (en) | 2018-11-30 | 2018-11-30 | Blackboard with hidden grids |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209869842U true CN209869842U (en) | 2019-12-31 |
Family
ID=68945837
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821997214.0U Expired - Fee Related CN209869842U (en) | 2018-11-30 | 2018-11-30 | Blackboard with hidden grids |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209869842U (en) |
-
2018
- 2018-11-30 CN CN201821997214.0U patent/CN209869842U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: Room 625, floor 6, building a, Science Park building, No. 2499, Weishan Road, Changchun hi tech Development Zone, 130000, Jilin Province Patentee after: Jilin Shenzhou Intelligent System Co.,Ltd. Address before: Room 625, floor 6, building a, Science Park building, No. 2499, Weishan Road, Changchun hi tech Development Zone, 130000, Jilin Province Patentee before: Jilin Shenzhou Education Technology Co.,Ltd. |
|
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20191231 |