CN212529149U

CN212529149U - Mobile teaching whiteboard convenient to use

Info

Publication number: CN212529149U
Application number: CN202020585681.3U
Authority: CN
Inventors: 姚杰
Original assignee: Shaoxing Zaifeng Intelligent Technology Co ltd
Current assignee: Shaoxing Zaifeng Intelligent Technology Co ltd
Priority date: 2020-04-17
Filing date: 2020-04-17
Publication date: 2021-02-12
Anticipated expiration: 2030-04-17

Abstract

The utility model relates to a teaching aid technical field discloses a removal teaching blank convenient to use, including the table, the bottom plate, the support frame, the bottom fixedly connected with universal wheel of bottom plate, the top of table is equipped with the blank, and the bottom of blank is opened at the upper surface of table has the spacing groove, and the inside one side of spacing groove is the perpendicular, and the another side is the oblique section of inclination 30 degrees, and the both ends fixedly connected with of blank bottom rotates the post, rotates the inside both ends of post and spacing groove and articulates. The utility model discloses a connecting plate and the erasing cotton of connecting plate one side through the blank top make the content on the blank can once only be clear away, through erasing the convex structure that the cotton middle part is hunched slightly, through the effort of the extension spring between slider and the connecting plate when using, make and erase the cotton and can closely laminate on the blank, then the pulling handle lets erase cotton downstream, can clear away the content on the blank completely.

Description

Mobile teaching whiteboard convenient to use

Technical Field

The utility model relates to a teaching apparatus technical field specifically is a removal teaching blank convenient to use.

Background

A whiteboard is a generally white writing surface made of a metal plate material. The whiteboard has the similar function as a blackboard, is a writing tool capable of being repeatedly erased and written, is usually used for teaching, conference discussion or personal and family note taking, and the whiteboard needs to be written by a special whiteboard pen. Because the white board pen contains chemical raw materials, the white board pen smells and has a taste.

When the existing white board is full, the existing white board needs to be erased a little bit, and the efficiency is low.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a removal teaching blank convenient to use 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 movable teaching whiteboard convenient to use comprises a table plate, wherein a bottom plate is arranged at the bottom of the table plate, the bottom plate is fixedly connected with the table plate through a support frame, universal wheels are fixedly connected at the bottom of the bottom plate, a whiteboard is arranged above the table plate, a limiting groove is formed in the bottom of the whiteboard on the upper surface of the table plate, one side of the limiting groove is a vertical surface, the other side of the limiting groove is an oblique section with an inclination angle of 30 degrees, rotating columns are fixedly connected with the two ends of the bottom of the whiteboard and are hinged with the two ends of the limiting groove, sliding grooves are formed in the two sides of the whiteboard, an erasing mechanism is arranged at the top of the whiteboard and comprises a connecting plate, erasing cotton is arranged on one side of the connecting plate close to the whiteboard, the shape of the erasing cotton is arc-shaped like the middle of a bulge, sliding blocks are arranged on the two sides of the top of the whiteboard, one, two the slider is close to the one end of blank and is opened there is spacing hole, two the one end in spacing hole is at the spacing post of both ends fixedly connected with of blank, two slider non-adjacent one side fixedly connected with handle, two open at the middle part of handle has the through-hole, the both ends of blank and two fixedly connected with extension spring between the arch of slider back, extension spring's middle part runs through into the through-hole in handle middle part.

Preferably, the upper surface of the table plate is provided with two article placing grooves, the two article placing grooves are one large and one small, the two support frames are arranged, and the two support frames are X-shaped.

Preferably, the number of the universal wheels is four, and the four universal wheels are fixedly connected to four corners of the bottom plate respectively.

Preferably, the sliding grooves on the two sides of the whiteboard extend from the top of the whiteboard to the bottom of the whiteboard.

Preferably, it is close to one side fixedly connected with joint of connecting plate to erase the cotton, the material of joint is rubber, the circular draw-in groove joint of joint and connecting plate one end, joint and draw-in groove are equipped with five groups altogether, and evenly arrange on the connecting plate with erase the cotton.

Preferably, the inside activity in the spacing hole of the spacing post on the slider at blank both ends, the material that the slider is close to spacing post one end is silica gel.

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

(1) the utility model can remove the content on the white board at one time through the connecting plate at the top of the white board and the erasing cotton at one side of the connecting plate, and can tightly attach the erasing cotton on the white board through the arc-shaped structure with a slightly arched middle part of the erasing cotton by the acting force of the extension spring between the slider and the connecting plate when in use, and then the erasing cotton moves downwards by pulling the handle, so that the content on the white board can be completely removed, and the efficiency is improved without erasing a little;

(2) the utility model discloses a through spacing downthehole swing joint of spacing post on the slider on the connecting plate, make the topmost of spacing post and the inner wall bottom in spacing hole be in unsettled state to let to erase the cotton and leave sufficient compression space, thereby reach good the effect of erasing, pass through the through-hole with extension spring from the handle middle part, thereby avoid extension spring to press from both sides hand portion.

Drawings

Fig. 1 is a front view of the present invention;

fig. 2 is a side view of the present invention;

FIG. 3 is a top view of the erasing mechanism of the present invention;

FIG. 4 is a partial enlarged view of FIG. 3A;

FIG. 5 is a cross-sectional view of the handle of the present invention;

fig. 6 is a connection structure diagram of the connection board and the erasing cotton of the present invention.

In the figure: 1 table, 2 bottom plates, 3 support frames, 4 universal wheels, 5 white boards, 6 limiting grooves, 7 rotating columns, 8 sliding grooves, 9 erasing mechanisms, 91 connecting plates, 92 erasing cotton, 93 sliding blocks, 94 limiting columns, 95 extension springs and 96 handles.

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.

Referring to fig. 1-6, the present invention provides a technical solution: a convenient-to-use movable teaching white board comprises a table board 1, wherein a bottom board 2 is arranged at the bottom of the table board 1, the bottom board 2 is fixedly connected with the table board through a support frame 3, two article placing grooves are formed in the upper surface of the table board 1, one large article placing groove and one small article placing groove are formed in the upper surface of the table board, two support frames 3 are arranged, the shape of each support frame 3 is X-shaped, universal wheels 4 are fixedly connected to the bottom of the bottom board 2, four universal wheels 4 are arranged, the four universal wheels 4 are respectively and fixedly connected to four corners of the bottom board 2, a white board 5 is arranged above the table board 1, a limiting groove 6 is formed in the upper surface of the table board 1 at the bottom of the white board 5, one surface inside the limiting groove 6 is a vertical surface, the other surface of the limiting groove is an oblique section with an inclination angle of 30 degrees, rotating columns 7 are fixedly connected to two ends of, the sliding grooves 8 on two sides of the white board 5 extend from the top of the white board 5 to the bottom of the white board 5, the top of the white board 5 is provided with an erasing mechanism 9, the erasing mechanism 9 comprises a connecting plate 91, one side of the connecting plate 91, which is close to the white board 5, is provided with erasing cotton 92, the erasing cotton 92 is in the shape of a circular arc with a convex middle part, one side of the erasing cotton 92, which is close to the connecting plate 91, is fixedly connected with a clamping joint, the clamping joint is made of rubber, the clamping joint is clamped with a circular clamping groove at one end of the connecting plate 91, the clamping joint and the clamping groove are provided with five groups and are uniformly arranged on the connecting plate 91 and the erasing cotton 92, two sides of the top of the white board 5 are provided with sliding blocks 93, one ends of the two sliding blocks 93 are slidably connected with the sliding grooves 8 on two sides of the white board 5, one ends of the two sliding blocks 93, which are close, the content on the white board 5 can be cleared at one time, the erasing cotton 92 can be tightly attached to the white board 5 by the acting force of the extension spring 95 between the sliding block 93 and the connecting plate 91 through the slightly arched arc-shaped structure of the middle part of the erasing cotton 92 when in use, then the erasing cotton 92 is downwards moved by pulling the handle 96, the content on the white board 5 can be completely cleared away, the erasing at a little is not needed, the efficiency is improved, the limit posts 94 at the two ends of the white board 5 move in the limit holes on the sliding block 93, the material of one end of the sliding block 93 close to the limit posts 94 is silica gel, the handle 96 is fixedly connected to one side of the two sliding blocks 93 which is not adjacent, the through holes are arranged in the middle parts of the two handles 96, the extension spring 95 is fixedly connected between the two ends of the white board 5 and the bulges at the back parts of the two sliding blocks 93, the middle part of the extension spring 95 penetrates into the through hole in the middle part, make the topmost of spacing post 94 and the inner wall bottom of spacing hole be in unsettled state to let erase cotton 92 and leave sufficient compression space, thereby reach good effect of erasing, pass through the through-hole with extension spring 95 from handle 96 middle part, thereby avoid extension spring 95 to press from both sides to the hand.

The working principle is as follows: when the utility model is used, the pulling handle moves downwards to drive the connecting plate at the top of the white board and the erasing cotton at one side of the connecting plate, so that the content on the white board can be removed at one time, the erasing cotton can be tightly attached to the white board through the arc structure with a slightly arched middle part of the erasing cotton and the acting force of the tension spring between the slider and the connecting plate when in use, then the pulling handle is pulled to lead the erasing cotton to move downwards, so that the content on the white board can be completely removed, the efficiency is improved without some erasing, the limit post on the connecting plate is movably connected in the limit hole on the slider, the topmost end of the limit post and the bottom of the inner wall of the limit hole are in a suspended state, thereby leading the erasing cotton to leave enough compression space, thereby achieving good erasing effect, the tension spring passes through the through hole in the middle of the pulling handle, thereby avoiding the tension spring from, when the erasing cotton is pulled down to the top, the erasing cotton can be removed, and the cleaning and the replacement are convenient.

To sum up, the utility model can remove the content on the white board 5 at one time through the connecting board 91 at the top of the white board 5 and the erasing cotton 92 at one side of the connecting board 91, and can remove the content on the white board 5 at one time through the arc structure of the middle part of the erasing cotton 92 which is slightly arched, when in use, the erasing cotton 92 can be tightly attached to the white board 5 through the acting force of the tension spring 95 between the sliding block 93 and the connecting board 91, then the handle 96 is pulled to make the erasing cotton 92 move downwards, thereby completely removing the content on the white board 5, without any point erasing, the efficiency is improved, the limit post 94 on the connecting board 91 is movably connected in the limit hole on the sliding block 93, so that the top end of the limit post 94 and the bottom of the inner wall of the limit hole are in a suspension state, thereby the erasing cotton 92 is left with enough compression space, thereby achieving good erasing effect, the tension spring 95, thereby avoiding the tension spring 95 from pinching the hand.

Claims

1. The utility model provides a removal teaching blank convenient to use, includes table (1), the bottom of table (1) is equipped with bottom plate (2), through support frame (3) fixed connection, its characterized in that between bottom plate (2) and the table: the bottom fixedly connected with universal wheel (4) of bottom plate (2), the top of table (1) is equipped with blank (5), the bottom of blank (5) is opened at the upper surface of table (1) has spacing groove (6), the inside one side of spacing groove (6) is the perpendicular, and the another side is the inclined plane at inclination 30 degrees, the both ends fixedly connected with of blank (5) bottom rotates post (7), it is articulated with the inside both ends of spacing groove (6) to rotate post (7), open the both sides of blank (5) has spout (8), the top of blank (5) is equipped with erases mechanism (9), it includes connecting plate (91) to erase mechanism (9), one side that connecting plate (91) are close to blank (5) is equipped with erases cotton (92), the shape of erasing cotton (92) is the bellied circular-arc in middle part, the both sides at blank (5) top are equipped with slider (93), two the one end of slider (93) and spout (8) sliding connection of blank (5) both sides, two slider (93) are close to the one end of blank (5) and are opened there is spacing hole, two the one end in spacing hole is at the spacing post (94) of both ends fixedly connected with of blank (5), two slider (93) non-adjacent one side fixedly connected with handle (96), two open at the middle part of handle (96) has the through-hole, the both ends and two of blank (5) fixedly connected with extension spring (95) between the arch at slider (93) back, the through-hole at handle (96) middle part is run through in the middle part of extension spring (95).

2. A mobile teaching whiteboard convenient to use according to claim 1, wherein: the table is characterized in that two article placing grooves are formed in the upper surface of the table plate (1), the two article placing grooves are large and small, the number of the support frames (3) is two, and the support frames (3) are X-shaped.

3. A mobile teaching whiteboard convenient to use according to claim 1, wherein: the universal wheels (4) are four in number, and the four universal wheels (4) are fixedly connected to four corners of the bottom plate (2) respectively.

4. A mobile teaching whiteboard convenient to use according to claim 1, wherein: the sliding grooves (8) on the two sides of the white board (5) extend from the top of the white board (5) to the bottom of the white board (5).

5. A mobile teaching whiteboard convenient to use according to claim 1, wherein: it is close to one side fixedly connected with joint of connecting plate (91) to erase cotton (92), the material of joint is rubber, the circular draw-in groove joint of joint and connecting plate (91) one end, joint and draw-in groove are equipped with five groups altogether, and evenly arrange on connecting plate (91) and erase cotton (92).

6. A mobile teaching whiteboard convenient to use according to claim 1, wherein: the inside activity in spacing hole of spacing post (94) on slider (93) at whiteboard (5) both ends, slider (93) are close to the material of spacing post (94) one end and are silica gel.