CN216467057U

CN216467057U - Durable magnetic writing board

Info

Publication number: CN216467057U
Application number: CN202121910001.1U
Authority: CN
Inventors: 颜阮鸿; 颜铭康; 颜远德
Original assignee: Jinjiang Hongshun Children's Products Co ltd
Current assignee: Jinjiang Hongshun Children's Products Co ltd
Priority date: 2021-08-16
Filing date: 2021-08-16
Publication date: 2022-05-10
Anticipated expiration: 2031-08-16

Abstract

The utility model discloses a durable magnetic writing board, which comprises a writing board, wherein a groove is formed in the front surface of the writing board, a magnetic pen is arranged in the groove, a rubber pad fixedly connected with the groove is lapped at the bottom of the magnetic pen, arc-shaped grooves which are symmetrically distributed are formed in the front surface of the writing board and are communicated with the groove, a through groove is formed in an inner cavity of the writing board and is communicated with the groove, a mounting plate is fixedly connected to the inner wall of the right side of the through groove, the mounting plate is U-shaped, sliding columns are fixedly connected to the inner outer wall of the mounting plate, a first spring sleeved with the sliding columns is fixedly connected to the top of a fixing block, the magnetic pen is guaranteed to be clamped and connected in the writing board without abrasion when placed in the writing board, and meanwhile, the magnetic pen is effectively protected through the rubber pad arranged in the groove, so that the phenomenon that the magnetic pen is abraded due to friction when the writing board is shaken is prevented, thereby improving durability of the tablet.

Description

Durable magnetic writing board

Technical Field

The utility model relates to the technical field of writing boards, in particular to a durable magnetic writing board.

Background

The magnetic writing board writes or draws on a writing board core of the writing board through the magnetic pen, magnetic powder in the writing board core is adsorbed to the upper surface of the writing board core through the magnetic pen, so that characters or pictures are displayed on the upper surface of the writing board core, when the characters or the pictures on the upper surface of the writing board core need to be removed, the magnetic powder adsorbed to the upper surface of the writing board core can fall back to the lower surface of the writing board core through the demagnetization mechanism, and the purpose of eliminating the original characters or drawn pictures written by the magnetic pen is achieved.

The magnetic pen is connected through the fixed clamping groove, the surfaces of the magnetic pen and the clamping groove are easily abraded when the magnetic pen and the clamping groove are connected in a clamped mode for a long time, the clamping groove which is long and lasting is gradually reduced in clamping effect of the magnetic pen, the phenomenon that the magnetic pen falls off and is lost is easily caused, the use is influenced, meanwhile, the demagnetizing mechanism of the magnetic writing board is a sliding rod with a magnetic stripe, during use, the stress position is located at one end of the sliding rod, the sliding rod is prone to being clamped, the sliding rod with the magnetic stripe is prone to being damaged, and the magnetic writing board is not convenient to use, and therefore the durability of the writing board is reduced.

SUMMERY OF THE UTILITY MODEL

The present invention is directed to a durable magnetic tablet that solves the problems set forth above in the background art.

In order to achieve the purpose, the utility model provides the following technical scheme:

a durable magnetic writing board comprises a writing board, wherein a groove is formed in the front of the writing board, a magnetic pen is arranged in the groove, a rubber pad fixedly connected with the groove is lapped at the bottom of the magnetic pen, arc-shaped grooves are symmetrically distributed in the front of the writing board and communicated with the groove, a through groove is formed in the inner cavity of the writing board and communicated with the groove, a mounting plate is fixedly connected to the inner wall of the right side of the through groove, the mounting plate is U-shaped, a sliding column is fixedly connected to the outer wall of the inner part of the mounting plate, a fixing block is slidably connected to the outer wall of the sliding column, a first spring sleeved with the sliding column is fixedly connected to the top of the fixing block, a lapping block is fixedly connected to one side of the fixing block far away from the mounting plate, one end of the lapping block, extending out of the through groove, is lapped with the magnetic pen, and a guide groove is formed in the inner cavity of the writing board, and the guide way links to each other the switch-on with leading to the groove, the inner wall sliding connection of guide way has the connecting block, the right side outer wall fixedly connected with push rod of connecting block, the right side of connecting block is equipped with the stopper that cup joints with the push rod, and stopper and guide way fixed connection, one side that the connecting block was kept away from to the stopper is equipped with the butt piece with push rod fixed connection, and the shape of butt piece is triangle-shaped, and butt piece and guide way sliding connection, the slot has been seted up to the outer wall of overlap joint piece, and slot and butt piece looks adaptation.

As a further scheme of the utility model: the front of the writing board is provided with a pressing frame, a magnetic board core is arranged in the pressing frame, the inner cavity of the writing board is provided with symmetrically distributed slide rails, the slide rails are respectively positioned above and below the magnetic board core, the inner wall of each slide rail is connected with a slide block in a sliding manner, and a degaussing rod is fixedly connected between the two slide blocks.

As a still further scheme of the utility model: the degaussing pole both sides are equipped with symmetry branch's bull stick respectively, and the bull stick rotates with the board to be connected, the outer wall fixedly connected with rope cover of bull stick, the both sides of rope cover are equipped with the pivot of symmetric distribution, and the pivot rotates with the board to be connected, the outer wall fixedly connected with runner of pivot.

As a still further scheme of the utility model: one group of the rotating wheels are rotatably connected with a first pull rope, one end of the first pull rope is fixedly connected with the demagnetizing rod, the other end of the first pull rope is fixedly connected with the rope sleeve, the other group of the rotating wheels are fixedly connected with a second pull rope, one end of the second pull rope is fixedly connected with the demagnetizing rod, and the other end of the second pull rope is fixedly connected with the rope sleeve.

As a still further scheme of the utility model: the top of each of the two groups of rope sleeves is fixedly connected with a rotating handle, the outer wall of each rope sleeve is provided with symmetrically distributed annular grooves, one group of annular grooves are connected with the first pull ropes in a winding mode, the other group of annular grooves are connected with the second pull ropes in a winding mode, and the winding direction of the first pull ropes is opposite to that of the second pull ropes.

As a still further scheme of the utility model: the outer wall of the push rod is sleeved with a first spring fixed with the connecting block, the other end of the first spring is fixedly connected with the limiting block, the outer wall of the sliding column is sleeved with a second spring fixedly connected with the fixing block, and the other end of the second spring is fixedly connected with the mounting plate.

As a still further scheme of the utility model: the front of the writing board is provided with a sliding groove, the sliding groove is communicated with the guide groove, a pushing block is arranged in the sliding groove, and the pushing block is fixedly connected with the connecting block.

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

when the utility model is used, the push block is pushed, the connecting block and the guide groove slide to drive the push rod and the limiting block to slide, so that the first spring deforms, the abutting block is triangular, the push rod pushes to slide the inclined plane of the abutting block and the surface of the slot arranged in the overlapping block, the fixed block and the sliding column slide while sliding, and the second spring is abutted by the fixed block and deforms, so that the overlapping block completely enters the through groove, the magnetic pen is placed in the groove at the same time, the push block is released, the first spring resets, the push rod and the limiting block slide, the abutting block is far away from the slot arranged in the overlapping block, the second spring resets due to the elastic effect and abuts against the fixed block, so that the overlapping block extends out of the through groove and is overlapped on the magnetic pen, the magnetic pen is convenient to be clamped, and the magnetic pen can be ensured to reach zero-abrasion clamping when being placed in a writing board, meanwhile, the magnetic pen is effectively protected by the rubber pad arranged in the groove, so that the phenomenon that the magnetic pen is abraded due to friction between the magnetic pen and the groove when the writing board is shaken is avoided, and the durability of the writing board is improved.

The utility model discloses a degaussing pole, when using, change through rotating the handle, it is rotatory to drive the bull stick, thereby make the rope cover take place to rotate, and when the rope cover rotates, because the winding direction of first stay cord is opposite with the winding direction of second stay cord, simultaneously through the direction of two sets of runners, make the rope cover rotate and carry out rolling or unwrapping wire simultaneously to first stay cord and second stay cord, make first stay cord and second stay cord stimulate the degaussing pole and then make the degaussing pole eliminate magnetism to the handwriting on the magnetic sheet core, realized eliminating the handwriting on the magnetic sheet core, connect at degaussing pole both ends through first stay cord and second stay cord, make degaussing pole both ends atress even and then make the degaussing pole can steady removal when removing, avoided the unilateral atress to lead to degaussing the pole card when sliding to die.

Drawings

FIG. 1 is a front view of a durable magnetic tablet.

FIG. 2 is a rear view of a durable magnetic tablet.

FIG. 3 is an enlarged view of FIG. 1 taken at A in a durable magnetic tablet.

FIG. 4 is a side view of a recess in a durable magnetic tablet.

FIG. 5 is a schematic diagram of a cord sleeve in a durable magnetic tablet.

In the figure: the writing board comprises a writing board 1, a rotating handle 2, a push block 3, a sliding groove 4, a magnetic pen 5, a rubber pad 6, an arc-shaped groove 7, a groove 8, a pressing frame 9, a magnetic board core 10, a degaussing rod 11, a sliding block 12, a sliding rail 13, a rotating wheel 14, a rotating shaft 15, a first pull rope 16, a rotating rod 17, a rope sleeve 18, a second pull rope 19, a connecting block 20, a guide groove 21, a limiting block 22, a push rod 23, a butting block 24, a through groove 25, a lapping block 26, a sliding column 27, an installing plate 28 and a fixing block 29.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1, 3 and 4, in an embodiment of the present invention, a durable magnetic tablet includes a tablet 1, a recess 8 is formed in a front surface of the tablet 1, a magnetic pen 5 is disposed in the recess 8, a rubber pad 6 fixedly connected to the recess 8 is overlapped at a bottom of the magnetic pen 5, arc-shaped grooves 7 are symmetrically formed in the front surface of the tablet 1, the arc-shaped grooves 7 are communicated with the recess 8, a through groove 25 is formed in an inner cavity of the tablet 1, the through groove 25 is communicated with the recess 8, a mounting plate 28 is fixedly connected to a right inner wall of the through groove 25, the mounting plate 28 is U-shaped, a sliding column 27 is fixedly connected to an inner outer wall of the mounting plate 28, a fixing block 29 is slidably connected to an outer wall of the sliding column 27, a first spring sleeved with the sliding column 27 is fixedly connected to a top of the fixing block 29, a lap joint block 26 is fixedly connected to a side of the fixing block 29 away from the mounting plate 28, one end of the lap joint block 26 extending out of the through groove 25 is overlapped with the magnetic pen 5, guide way 21 has been seted up to the inner chamber of board 1, and guide way 21 links to each other the switch-on with logical groove 25, the inner wall sliding connection of guide way 21 has connecting block 20, connecting block 20's right side outer wall fixedly connected with push rod 23, connecting block 20's right side is equipped with the stopper 22 that cup joints with push rod 23, and stopper 22 and guide way 21 fixed connection, one side that connecting block 20 was kept away from to stopper 22 is equipped with the butt piece 24 with push rod 23 fixed connection, and the shape of butt piece 24 is triangle-shaped, and butt piece 24 and guide way 21 sliding connection, the slot has been seted up to the outer wall of overlap piece 26, and slot and 24 looks adaptations of butt piece.

Referring to fig. 1-2, in the embodiment of the present invention, a pressing frame 9 is disposed on the front surface of a tablet 1, a magnetic core 10 is disposed in the pressing frame 9, symmetrically-distributed slide rails 13 are disposed in an inner cavity of the tablet 1, the slide rails 13 are respectively disposed above and below the magnetic core 10, slide blocks 12 are slidably connected to inner walls of the slide rails 13, and a degaussing rod 11 is fixedly connected between the two sets of slide blocks 12.

Referring to fig. 2, in the embodiment of the present invention, two sides of the degaussing rod 11 are provided with symmetrically-arranged rotating rods 17, the rotating rods 17 are rotatably connected with the tablet 1, the outer wall of the rotating rods 17 is fixedly connected with the rope sleeve 18, two sides of the rope sleeve 18 are provided with symmetrically-distributed rotating shafts 15, the rotating shafts 15 are rotatably connected with the tablet 1, and the outer wall of the rotating shafts 15 is fixedly connected with the rotating wheel 14.

Referring to fig. 2, in the embodiment of the present invention, the outer wall of one set of wheels 14 is rotatably connected with a first pull rope 16, one end of the first pull rope 16 is fixedly connected with the demagnetizing rod 11, the other end of the first pull rope 16 is fixedly connected with a rope sleeve 18, the outer wall of the other set of wheels 14 is fixedly connected with a second pull rope 19, one end of the second pull rope 19 is fixedly connected with the demagnetizing rod 11, and the other end of the second pull rope 19 is fixedly connected with the rope sleeve 18.

Referring to fig. 5, in the embodiment of the present invention, the rotating handle 2 is fixedly connected to the top of each of the two sets of rope sleeves 18, the outer wall of each rope sleeve 18 is provided with symmetrically distributed annular grooves, one of the annular grooves is wound and connected with the first pulling rope 16, the other annular groove is wound and connected with the second pulling rope 19, and the winding direction of the first pulling rope 16 is opposite to the winding direction of the second pulling rope 19.

Referring to fig. 3, in the embodiment of the present invention, a first spring fixed to the connecting block 20 is sleeved on an outer wall of the push rod 23, and another end of the first spring is fixedly connected to the limiting block 22, and a second spring fixedly connected to the fixing block 29 is sleeved on an outer wall of the sliding column 27, and another end of the second spring is fixedly connected to the mounting plate 28.

Referring to fig. 1, in the embodiment of the present invention, a sliding groove 4 is formed on the front surface of a tablet 1, the sliding groove 4 is communicated with a guiding groove 21, a pushing block 3 is disposed in the sliding groove 4, and the pushing block 3 is fixedly connected to a connecting block 20.

The working principle of the utility model is as follows: when in use, the pushing block 3 is pushed, the connecting block 20 slides with the guide groove 21 to drive the pushing rod 23 and the limiting block 22 to slide, so that the first spring deforms, the abutting block 24 is triangular, the pushing rod 23 pushes to slide the inclined plane of the abutting block 24 and the surface of the slot formed in the overlapping block 26, while sliding, the fixing block 29 and the sliding column 27 slide, and the second spring is abutted by the fixing block 29 and deforms, so that the overlapping block 26 completely enters the through groove 25, meanwhile, the magnetic pen 5 is placed in the groove 8, the pushing block 3 is released, the first spring resets, the pushing rod 23 and the limiting block 22 slide, while the abutting block 24 is far away from the slot formed in the overlapping block 26, the second spring resets due to the elastic action and abuts against the fixing block 29, so that the overlapping block 26 extends out of the through groove 25 and is overlapped on the magnetic pen 5, being convenient for to the joint of magnetism pen 5, having guaranteed that magnetism pen 5 reaches the joint of zero wearing and tearing when placing in board 1, simultaneously through the rubber pad 6 that sets up in the recess 8, effectually protect magnetism pen 5, prevent that board 1 from receiving when rocking, magnetism pen 5 and recess 8 take place the phenomenon that the friction caused wearing and tearing to improve board 1's durability.

When in use, the rotating handle 2 is rotated, the rotating handle 2 drives the rotating rod 17 to rotate, so that the rope sleeve 18 rotates, and when the rope sleeve 18 rotates, since the winding direction of the first cord 16 is opposite to the winding direction of the second cord 19, by the guidance of the two sets of pulleys 14, so that the rope sleeve 18 rotates to simultaneously wind or unwind the first pulling rope 16 and the second pulling rope 19, the first pull rope 16 and the second pull rope 19 pull the demagnetization rod 11, so that the demagnetization rod 11 demagnetizes and erases the handwriting on the magnetic plate core 10, thereby realizing the erasure of the handwriting on the magnetic plate core 10, connect demagnetization pole 11 both ends through first stay cord 16 and second stay cord 19 for the even and then make demagnetization pole 11 can the steady movement when removing in demagnetization pole 11 both ends atress, avoided the unilateral atress to lead to the demagnetization pole 11 card when sliding dead.

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 various changes in the embodiments and/or modifications of the utility model can be made, and equivalents and modifications of some features of the utility model can be made without departing from the spirit and scope of the utility model.

Claims

1. A durable magnetic tablet comprising a tablet (1) characterized in that: the writing board is characterized in that a groove (8) is formed in the front of the writing board (1), magnetic pens (5) are arranged in the groove (8), rubber pads (6) fixedly connected with the groove (8) are lapped at the bottoms of the magnetic pens (5), arc-shaped grooves (7) which are symmetrically distributed are formed in the front of the writing board (1), the arc-shaped grooves (7) are communicated with the groove (8), a through groove (25) is formed in the inner cavity of the writing board (1), the through groove (25) is communicated with the groove (8), a mounting plate (28) is fixedly connected to the inner wall of the right side of the through groove (25), the mounting plate (28) is U-shaped, a sliding column (27) is fixedly connected to the outer wall of the mounting plate (28), a fixing block (29) is slidably connected to the outer wall of the sliding column (27), and a first spring which is sleeved with the sliding column (27) is fixedly connected to the top of the fixing block (29), one side fixedly connected with overlap joint piece (26) of mounting panel (28) is kept away from to fixed block (29), overlap joint piece (26) stretch out the one end and the magnetism pen (5) looks overlap joint that lead to groove (25), guide way (21) have been seted up to the inner chamber of board (1), and guide way (21) link to each other with leading to groove (25) and put through, the inner wall sliding connection of guide way (21) has connecting block (20), the right side outer wall fixed connection of connecting block (20) has push rod (23), the right side of connecting block (20) is equipped with stopper (22) that cup joints with push rod (23), and stopper (22) and guide way (21) fixed connection, the one side that connecting block (20) was kept away from to stopper (22) is equipped with butt piece (24) with push rod (23) fixed connection, and the shape of butt piece (24) is triangle-shaped, and butt piece (24) and guide way (21) sliding connection, the outer wall of the lapping block (26) is provided with a slot, and the slot is matched with the abutting block (24).

2. A durable magnetic tablet as recited in claim 1, wherein: the front of the writing board (1) is provided with a pressing frame (9), a magnetic board core (10) is arranged in the pressing frame (9), the inner cavity of the writing board (1) is provided with symmetrically distributed sliding rails (13), the sliding rails (13) are respectively positioned above and below the magnetic board core (10), the inner wall of each sliding rail (13) is slidably connected with a sliding block (12), and the sliding blocks (12) are two groups of demagnetization rods (11) fixedly connected between the sliding blocks (12).

3. A durable magnetic tablet as recited in claim 2, wherein: degaussing pole (11) both sides are equipped with symmetry branch maybe bull stick (17), and bull stick (17) rotate with board (1) and be connected, the outer wall fixedly connected with rope cover (18) of bull stick (17), the both sides of rope cover (18) are equipped with symmetric distribution's pivot (15), and pivot (15) rotate with board (1) and be connected, the outer wall fixedly connected with runner (14) of pivot (15).

4. A durable magnetic tablet as recited in claim 3, wherein: the outer wall of one group of the rotating wheels (14) is rotatably connected with a first pull rope (16), one end of the first pull rope (16) is fixedly connected with the demagnetization rod (11), the other end of the first pull rope (16) is fixedly connected with the rope sleeve (18), the outer wall of the other group of the rotating wheels (14) is fixedly connected with a second pull rope (19), one end of the second pull rope (19) is fixedly connected with the demagnetization rod (11), and the other end of the second pull rope (19) is fixedly connected with the rope sleeve (18).

5. A durable magnetic tablet as recited in claim 3, wherein: the top of each of the two groups of rope sleeves (18) is fixedly connected with a rotating handle (2), the outer wall of each rope sleeve (18) is provided with symmetrically distributed annular grooves, one group of annular grooves are wound and connected with the first pull ropes (16), the other group of annular grooves are wound and connected with the second pull ropes (19), and the winding direction of the first pull ropes (16) is opposite to the winding direction of the second pull ropes (19).

6. A durable magnetic tablet as recited in claim 1, wherein: the outer wall of the push rod (23) is sleeved with a first spring fixed with the connecting block (20), the other end of the first spring is fixedly connected with the limiting block (22), the outer wall of the sliding column (27) is sleeved with a second spring fixedly connected with the fixing block (29), and the other end of the second spring is fixedly connected with the mounting plate (28).

7. A durable magnetic tablet as recited in claim 1, wherein: the front surface of the writing board (1) is provided with a sliding groove (4), the sliding groove (4) is communicated with a guide groove (21), a push block (3) is arranged in the sliding groove (4), and the push block (3) is fixedly connected with a connecting block (20).