CN215321658U

CN215321658U - PVC micro-porcelain chalk writing board with edge sealing process

Info

Publication number: CN215321658U
Application number: CN202121354955.9U
Authority: CN
Inventors: 许国山
Original assignee: Jiangsu Shengxiang Electronic Technology Co ltd
Current assignee: Jiangsu Shengxiang Electronic Technology Co ltd
Priority date: 2021-06-17
Filing date: 2021-06-17
Publication date: 2021-12-28
Anticipated expiration: 2031-06-17

Abstract

The utility model discloses a PVC micro-porcelain chalk writing board with edge sealing process, belonging to the technical field of PVC writing boards, and the technical scheme is characterized by comprising a writing board main body, wherein the surface of the writing board main body is movably connected with an edge sealing board, the front side of the writing board main body is fixedly connected with a concave board, the left side and the right side of the concave board are respectively provided with a dust recovery mechanism, and the left side and the right side of the front side of the edge sealing board are respectively and movably connected with an elastic board, so that the problems that the existing chalk writing board is easy to generate a large amount of dust, the dust is accumulated on the surface of the writing board for a long time and is not beneficial to cleaning, the dust is easy to fly due to factors such as wind power and the like, the dust has certain influence on the bodies of students and teachers, the dust is not beneficial to recovery and cleaning, a certain buffer device is absent at the corners of the writing board, and the device can prevent the students from colliding in the situations such as class time and the like, the safety factor of students and teachers is increased.

Description

PVC micro-porcelain chalk writing board with edge sealing process

Technical Field

The utility model relates to the technical field of PVC writing boards, in particular to a PVC micro-porcelain chalk writing board with an edge sealing process.

Background

The writing board has the functions of one board for multiple purposes, has the main functions of projection function, dust-free writing and the like, is mainly used for teaching, 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, the blackboard is generally made of wood boards or ground glass and the like, can be written on by specific writing materials such as chalk and the like, is mostly black, dark green, white or beige, and is PVC (polyvinyl chloride) which is a polymer formed by polymerizing vinyl chloride monomers under the action of peroxides, azo compounds and the like or under the action of light and heat according to a free radical polymerization reaction mechanism.

The chalk clipboard is one of essential display device in the teaching, current chalk clipboard produces a large amount of dusts easily, and the long-time accumulation of dust is unfavorable for the clearance on the clipboard surface, factors such as wind-force all cause the dust to fly upward easily, cause certain influence to student and mr's health, be unfavorable for retrieving and clearing up the dust, and the turning of clipboard lacks certain buffer, prevent that the student from causing the clashing against in the circumstances such as class, increase student and mr's factor of safety.

SUMMERY OF THE UTILITY MODEL

The utility model provides a PVC (polyvinyl chloride) micro-porcelain chalk writing board with an edge sealing process, and aims to solve the problems that a large amount of dust is easily generated in the conventional chalk writing board, the dust is accumulated on the surface of the writing board for a long time and is not beneficial to cleaning, the dust is easily blown up due to factors such as wind power and the like, the body of students and teachers is influenced to a certain extent, the dust is not beneficial to recycling and cleaning, certain buffer devices are absent at corners of the writing board, the students are prevented from colliding with the writing board in the class and other situations, and the safety coefficient of the students and the teachers is increased.

The PVC micro-porcelain chalk writing board with the edge sealing process comprises a writing board main body, wherein the surface of the writing board main body is movably connected with an edge sealing board, the front side of the writing board main body is fixedly connected with a concave board, the left side and the right side of the concave board are both provided with a dust recovery mechanism, and the left side and the right side of the front side of the edge sealing board are both movably connected with an elastic board;

the dust recycling mechanism comprises an L-shaped block, a limiting plate is fixedly connected to the top of the L-shaped block, a recycling groove is formed in the top of the L-shaped block, and recycling holes matched with the recycling groove are formed in the left side and the right side of the inner wall of the concave plate.

In order to achieve the effect of positioning the L-shaped block, the PVC micro-porcelain chalk writing board with the edge sealing process is preferably used, the inner cavity of the L-shaped block is movably connected with the trapezoidal plates, one sides of the two trapezoidal plates, which are opposite to each other, are fixedly connected with the moving plate, the moving plate is in contact with the inner wall of the L-shaped block, and the left side and the right side of the inner wall of the concave plate are respectively provided with a clamping groove matched with the trapezoidal plates for use.

In order to achieve the effect of preventing the movable plate from inclining, the PVC micro-porcelain chalk writing plate with the edge sealing process is preferably used, sliding grooves are formed in the top and the bottom of the inner wall of the L-shaped block, a sliding block is movably connected to the inner cavity of each sliding groove, and one side, close to the movable plate, of each sliding block is fixedly connected with the movable plate.

In order to achieve the effect of conveniently cleaning dust in the concave plate, the PVC micro-porcelain chalk writing plate with the edge sealing process is preferably used, the inner cavity of the concave plate is movably connected with the guide block, and the bottom of the guide block is fixedly connected with the brush.

In order to achieve the effect of resetting the trapezoidal plate, the PVC micro-porcelain chalk writing plate with the edge sealing process is preferably used, one sides of the two moving plates, which are opposite to each other, are fixedly connected with springs, and one sides of the springs, which are close to the inner wall of the L-shaped block, are fixedly connected with the inner wall of the L-shaped block.

In order to achieve the effect of connecting the elastic plate and the edge sealing plate, the PVC micro-porcelain chalk writing plate with the edge sealing process is preferably used, the rear side of the elastic plate is fixedly connected with a friction pad, and the left side and the right side of the front side of the edge sealing plate are both provided with friction grooves matched with the friction pad for use.

Compared with the prior art, the utility model has the beneficial effects that:

this take little porcelain chalk of PVC board of banding technology, use through the cooperation that sets up dust recovery mechanism and concave template, concave template is collected the dust, and clear up through brush and guide block, with dust propelling movement to recovery hole department, drop from the recovery hole and get into the accumulator, and the accumulator is convenient for load and unload, be convenient for clear up, the effect of convenient recovery and the interior dust of the concave template of clearance has been reached, the condition that reduces dust and fly upward appears, and through setting up the elastic plate, protect the corner of clipboard main part and banding board, prevent that the student from when appearing colliding with, the elastic plate reduces the impact force degree, reduce the injured condition of student and appear.

Drawings

FIG. 1 is an overall structural view of a PVC micro-porcelain chalk writing board with edge sealing process according to the present invention;

FIG. 2 is a schematic perspective view of the friction groove and female die of the present invention;

FIG. 3 is a perspective view of the elastic plate and friction pad of the present invention;

FIG. 4 is a schematic perspective view of an L-shaped block and recovery tank of the present invention;

FIG. 5 is a perspective view of a guide block and a brush of the present invention;

fig. 6 is a front sectional view of a partial structure of the present invention.

In the figure, 1, a writing board main body; 2. edge sealing plates; 3. a concave plate; 4. a dust recovery mechanism; 401. an L-shaped block; 402. a limiting plate; 403. a recovery tank; 404. a recovery hole; 5. an elastic plate; 6. a trapezoidal plate; 7. moving the plate; 8. a card slot; 9. a chute; 10. a slider; 11. a guide block; 12. a brush; 13. a spring; 14. a friction pad; 15. and (4) rubbing the grooves.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.

In the description of the present invention, it is to be understood that the terms "length", "width", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships illustrated in the drawings, and are used merely for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the devices or elements referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, are not to be construed as limiting the present invention. Further, in the description of the present invention, "a plurality" means two or more unless specifically defined otherwise.

Referring to fig. 1-6, the present invention provides the following technical solutions: a PVC (polyvinyl chloride) micro-porcelain chalk writing board with a sealing edge process comprises a writing board main body 1, wherein a sealing edge plate 2 is movably connected to the surface of the writing board main body 1, a concave board 3 is fixedly connected to the front side of the writing board main body 1, dust recovery mechanisms 4 are arranged on the left side and the right side of the concave board 3, and elastic plates 5 are movably connected to the left side and the right side of the front side of the sealing edge plate 2;

dust recovery mechanism 4 includes L type piece 401, and L type piece 401's top fixedly connected with limiting plate 402, recovery tank 403 has been seted up at L type piece 401's top, and recovery hole 404 that uses with recovery tank 403 cooperation has all been seted up on the left side and the right side of concave type board 3 inner wall.

In this embodiment: through the cooperation that sets up dust recovery mechanism 4 and concave template 3, concave template 3 is collected the dust, and clear up through brush 12 and guide block 11, with dust propelling movement to recovery hole 404 department, drop from recovery hole 404 and get into during the accumulator 403, and accumulator 403 is convenient for load and unload, be convenient for clear up, the effect of convenient recovery and the interior dust of clearance concave template 3 has been reached, the condition that reduces dust and fly upward appears, and through setting up elastic plate 5, protect clipboard main part 1 and the corner of board for edge sealing 2, prevent that the student from when colliding with appearing, elastic plate 5 reduces the impact force degree, reduce the injured condition of student and appear.

As a technical optimization scheme of the utility model, the inner cavity of the L-shaped block 401 is movably connected with trapezoidal plates 6, one opposite sides of the two trapezoidal plates 6 are fixedly connected with a moving plate 7, the moving plate 7 is in contact with the inner wall of the L-shaped block 401, and the left side and the right side of the inner wall of the concave plate 3 are provided with clamping grooves 8 matched with the trapezoidal plates 6 for use.

In this embodiment: through the cooperation that sets up movable plate 7, trapezoidal plate 6 and draw-in groove 8 use, can make the user assemble L type piece 401 with concave type board 3, limiting plate 402 contacts the back with the top of concave type board 3, and trapezoidal plate 6 card is gone into in draw-in groove 8, has played the supporting effect to L type piece 401, prevents that L type piece 401 from breaking away from, and movable plate 7 prevents trapezoidal plate 6 slope.

As a technical optimization scheme of the utility model, the top and the bottom of the inner wall of the L-shaped block 401 are both provided with sliding grooves 9, the inner cavity of each sliding groove 9 is movably connected with a sliding block 10, and one side of each sliding block 10, which is close to the moving plate 7, is fixedly connected with the moving plate 7.

In this embodiment: through the cooperation of the slide block 10 and the slide groove 9, the effect of fixing the movable plate 7 and the trapezoidal plate 6 to enable the movable plate to move only left and right is achieved, the movable plate 7 is prevented from inclining, and friction between the movable plate 7 and the inner wall of the L-shaped block 401 is reduced.

As the technical optimization scheme of the utility model, the inner cavity of the concave plate 3 is movably connected with a guide block 11, and the bottom of the guide block 11 is fixedly connected with a brush 12.

In this embodiment: through the cooperation that sets up guide block 11 and brush 12 and use, played the convenience and cleared up in concave type board 6, brush 12 carries out the propelling movement to recovery hole 404 department to the dust, retrieves.

As a technical optimization scheme of the utility model, the opposite sides of the two moving plates 7 are fixedly connected with springs 13, and one sides of the springs 13 close to the inner wall of the L-shaped block 401 are fixedly connected with the inner wall of the L-shaped block 401.

In this embodiment: through setting up spring 13, played when not atress deformation, drive trapezoidal plate 6 card and go into in draw-in groove 8, prevent the effect that breaks away from draw-in groove 8, increase L type piece 401's stable effect.

As the technical optimization scheme of the utility model, the rear side of the elastic plate 5 is fixedly connected with a friction pad 14, and the left side and the right side of the front side of the edge sealing plate 2 are both provided with friction grooves 15 matched with the friction pad 14 for use.

In this embodiment: through the cooperation of setting up friction pad 14 and friction groove 15, played the convenient equipment effect to elastic plate 5 and edge sealing plate 2, convenient loading and unloading.

The working principle is as follows: firstly, a user pulls the guide block 11 to drive the brush 12 to move in the concave plate 3, dust is cleaned to the position of a recovery hole 404 and enters the recovery groove 403, the user presses the trapezoidal plate 6, the trapezoidal plate 6 drives the movable plate 7 to move, the movable plate 7 drives the slider 10 to move in the chute 9, the movable plate 7 drives the spring 13 to be stressed and deformed, when the trapezoidal plate 6 enters the L-shaped block 401, the limiting plate 402 is pulled to drive the L-shaped block 401 to be separated from the concave plate 3, after the dust in the concave plate 3 is cleaned, the user installs the L-shaped block 401 in the concave plate 3 after the cleaning is finished, when the trapezoidal plate 6 moves to the clamping groove 8, the spring 13 is stressed and deformed to drive the trapezoidal plate 6 to be clamped in the clamping groove 8, the effects of conveniently recovering and cleaning the dust are achieved, the effect of conveniently disassembling the L-shaped block 401 is achieved, the elastic plate 5 is assembled with the edge sealing plate 2 through the friction pad 14 and the friction groove 15, the safety factor of the student in the collision is increased.

The present invention is not limited to the above preferred embodiments, and any modifications, equivalent substitutions and improvements made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims

1. The utility model provides a take little porcelain chalk of PVC of banding technology board of writing, includes clipboard main part (1), its characterized in that: the surface of the writing board main body (1) is movably connected with an edge sealing plate (2), the front side of the writing board main body (1) is fixedly connected with a concave board (3), the left side and the right side of the concave board (3) are respectively provided with a dust recovery mechanism (4), and the left side and the right side of the front side of the edge sealing plate (2) are respectively movably connected with an elastic plate (5);

dust recovery mechanism (4) include L type piece (401), top fixedly connected with limiting plate (402) of L type piece (401), accumulator (403) have been seted up at the top of L type piece (401), recovery hole (404) that use with accumulator (403) cooperation have all been seted up on the left side and the right side of concave die plate (3) inner wall.

2. The PVC micro-porcelain chalk writing board with the edge sealing process according to claim 1, characterized in that: the inner chamber swing joint of L type piece (401) has trapezoidal plate (6), the equal fixedly connected with movable plate (7) in one side that two trapezoidal plates (6) are opposite, movable plate (7) and the inner wall contact of L type piece (401), draw-in groove (8) that use with trapezoidal plate (6) cooperation are all seted up on the left side and the right side of concave plate (3) inner wall.

3. The PVC micro-porcelain chalk writing board with the edge sealing process according to claim 2, characterized in that: the sliding groove (9) is formed in the top and the bottom of the inner wall of the L-shaped block (401), a sliding block (10) is movably connected to the inner cavity of the sliding groove (9), and one side, close to the moving plate (7), of the sliding block (10) is fixedly connected with the moving plate (7).

4. The PVC micro-porcelain chalk writing board with the edge sealing process according to claim 1, characterized in that: the inner cavity of the concave plate (3) is movably connected with a guide block (11), and the bottom of the guide block (11) is fixedly connected with a brush (12).

5. The PVC micro-porcelain chalk writing board with the edge sealing process according to claim 2, characterized in that: and one sides of the two moving plates (7) opposite to each other are fixedly connected with springs (13), and one sides of the springs (13) close to the inner walls of the L-shaped blocks (401) are fixedly connected with the inner walls of the L-shaped blocks (401).

6. The PVC micro-porcelain chalk writing board with the edge sealing process according to claim 1, characterized in that: the rear side fixedly connected with friction pad (14) of elastic plate (5), friction groove (15) that use with friction pad (14) cooperation are all seted up on the left side and the right side of edge banding board (2) front side.