CN215096621U

CN215096621U - Portable writing board for Chinese education

Info

Publication number: CN215096621U
Application number: CN202120300561.9U
Authority: CN
Inventors: 薛乃菡
Original assignee: Individual
Current assignee: Individual
Priority date: 2021-02-02
Filing date: 2021-02-02
Publication date: 2021-12-10
Anticipated expiration: 2031-02-02

Abstract

The utility model discloses a portable clipboard is used in chinese education, including the blackboard, install the handle on the blackboard, one side of blackboard is equipped with adjustment mechanism, the last two L templates that are equipped with of adjustment mechanism, one side of blackboard is rotated and is connected with two sleeve pipes, and two L templates are corresponding with two sleeve pipes respectively, and the slide bar has been cup jointed in two intraductal all slides of cover, and the lower extreme of two slide bars is fixed with the diaphragm jointly, be equipped with the opening on the diaphragm, all be equipped with the recess on the relative lateral wall in the opening, be fixed with the montant jointly on the relative lateral wall in the recess, the movable block has been cup jointed in the slip on the montant, rotates jointly between two movable blocks and is connected with the pivot. The utility model discloses conveniently adjust to can be as required with its extension or shrink, its volume of control and area that can be fine conveniently carry and transport, the while can be fine carry out the fixed stay, the mr of being convenient for carries out the blackboard writing, promotes the teaching quality.

Description

Portable writing board for Chinese education

Technical Field

The utility model relates to a teaching aid technical field especially relates to a portable clipboard is used in chinese education.

Background

The writing board is often needed to be used for writing on a blackboard in Chinese education, so that specific characters and poems are conveniently explained, students can conveniently understand the writing board, and the writing board is a common writing board which is often used in the Chinese education.

But when carrying out outdoor course, the inconvenient blackboard writing that carries on of general clipboard, the great blank of student or mr transport is write under the general condition, and the blank divides two kinds, one does not have the base, and inconvenient installation is fixed, still one kind has the base, but its different environment of adaptation that can not be fine to inconvenient carrying influences the teaching quality, for this reason, we have proposed a chinese education and have solved above-mentioned problem with portable clipboard.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a portable writing board for Chinese education.

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

a portable writing board for Chinese education comprises a blackboard, wherein a handle is installed on the blackboard, an adjusting mechanism is arranged on one side of the blackboard, two L-shaped boards are arranged on the adjusting mechanism, one side of the blackboard is connected with two sleeves in a rotating mode, the two L-shaped boards correspond to the two sleeves respectively, a sliding rod is sleeved in the two sleeves in a sliding mode, the lower ends of the two sliding rods are fixed with a transverse plate together, an opening is formed in the transverse plate, grooves are formed in opposite side walls in the opening, vertical rods are fixed on opposite side walls in the grooves together, moving blocks are sleeved on the vertical rods in a sliding mode, a rotating shaft is connected between the two moving blocks in a rotating mode, springs are sleeved on the vertical rods, the two ends of each spring are fixed at the top of each groove and the upper end of each moving block respectively, a rotating plate is sleeved on each rotating shaft in a rotating mode, and one side of the lower end of each rotating plate is arranged in an arc shape, a U-shaped rod is jointly fixed between the two sleeves.

Preferably, adjustment mechanism rotates jointly on two fixed plates including fixing two fixed plates in blackboard one side and has cup jointed positive and negative tooth screw rod, the fixed carousel that is equipped with on the positive and negative tooth screw rod, the carousel is located between two fixed plates, the equal screw thread in both ends of positive and negative tooth screw rod has cup jointed the screw sleeve, and two L templates are fixed respectively in two screw sleeve's one end.

Preferably, a connecting rod is fixed on one side of the lower end of the fixing plate, a connecting piece is fixed on the lower end of the threaded sleeve, and the connecting piece is sleeved on the connecting rod in a sliding mode.

Preferably, a fastening bolt is mounted on the sleeve, and one end of the fastening bolt is abutted to one side of the sliding rod.

Preferably, a screw rod is sleeved on the U-shaped rod in a threaded manner, and one end of the screw rod is abutted to the other side of the blackboard.

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

1. the carrying is convenient through the handle, and the rotation is convenient through the fastening bolt and the sleeve, so that the volume can be reduced, the placement is convenient, and the carrying burden can be reduced;

2. through the matching of the L-shaped plate and the rotating plate, the fixing can be well carried out, various environments can be used, the stability of the blackboard is improved, a teacher can write conveniently, and meanwhile, the stability of the blackboard can be further ensured through the rotation of the screw rod, so that the writing is facilitated;

to sum up, the utility model discloses conveniently adjust to can extend it or shrink as required, its volume of control and area that can be fine conveniently carry and transport, the while can be fine carry out the fixed stay, the mr of being convenient for carries out the blackboard writing, promotes the teaching quality.

Drawings

Fig. 1 is a front view of a portable writing board for Chinese education according to the present invention;

fig. 2 is a rear view of a portable writing board for Chinese education according to the present invention;

fig. 3 is a schematic structural view of a spring and a moving block of the portable writing board for Chinese education according to the present invention;

fig. 4 is a schematic view of the connection structure of the transverse plate and the rotating plate of the portable writing board for Chinese education according to the present invention;

in the figure: 1 handle, 2 blackboards, 3U-shaped rods, 4 sliding rods, 5 rotating plates, 6 sleeves, 7 fastening bolts, 8 transverse plates, 9 fixing plates, 10 positive and negative threaded rods, 11L-shaped plates, 12 threaded sleeves, 13 connecting pieces, 14 connecting rods, 15 rotating discs, 16 threaded rods, 17 grooves, 18 rotating shafts, 19 moving blocks, 20 springs, 21 vertical rods and 22 gaps.

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.

Referring to fig. 1-4, a portable clipboard is used in chinese education, includes blackboard 2, installs handle 1 on blackboard 2, and the staff can drive blackboard 2 through handle 1 and remove, and one side of blackboard 2 is equipped with adjustment mechanism, is equipped with two L templates 11 on the adjustment mechanism, and two L templates 11 of messenger that can be fine through adjustment mechanism move.

The utility model discloses in, adjustment mechanism is including fixing two fixed plates 9 in 2 one sides of blackboard, positive and negative tooth screw rod 10 has been cup jointed in common rotation on two fixed plates 9, fixed cover is equipped with carousel 15 on the positive and negative tooth screw rod 10, the staff can drive positive and negative tooth screw rod 10 through carousel 15 and rotate, be convenient for provide power for adjusting, carousel 15 is located between two fixed plates 9, threaded sleeve 12 has been cup jointed to the equal screw thread in both ends of positive and negative tooth screw rod 10, two L templates 11 are fixed respectively in the one end of two threaded sleeve 12, positive and negative tooth screw rod 10's rotation energy makes two threaded sleeve 12 reverse movements, thereby the fine drive L template 11 that can remove.

The utility model discloses in, one side of blackboard 2 is rotated and is connected with two sleeve pipes 6, sleeve pipe 6 can rotate, through the removal of L template 11, the joint sleeve pipe 6 that can be fine, two L templates 11 are corresponding with two sleeve pipes 6 respectively, rotate sleeve pipe 6 and through the removal of L template 11, the position of positioning sleeve pipe 6 that can be fine to be convenient for fix a position as required, when needs support, sleeve pipe 6 and 2 misplacements of blackboard, when needs carry, make sleeve pipe 6 and 2 conflicts of blackboard.

The utility model discloses in, slide bar 4 has all been cup jointed in two sleeve pipes 6 to the equal slip, installs fastening bolt 7 on the sleeve pipe 6, and fastening bolt 7's one end and one side of slide bar 4 are inconsistent, and the removal of the slide bar 4 of being convenient for can be fixed fast through fastening bolt 7 simultaneously.

In the utility model, the lower ends of two slide bars 4 are jointly fixed with a transverse plate 8, the slide bars 4 can be well moved through the transverse plate 8, the transverse plate 8 is provided with a notch 22, the opposite side walls in the notch 22 are both provided with grooves 17, the opposite side walls in the grooves 17 are jointly fixed with vertical bars 21, the vertical bars 21 are slidably sleeved with moving blocks 19, a rotating shaft 18 is jointly and rotatably connected between the two moving blocks 19, the vertical bars 21 are sleeved with springs 20, two ends of the springs 20 are respectively fixed at the top parts in the grooves 17 and the upper ends of the moving blocks 19, a rotating plate 5 is rotatably sleeved on the rotating shaft 18, one side of the lower end of the rotating plate 5 is in an arc shape, the rotating plate 5 can be parallel or staggered with the two slide bars 4 through rotation, when the rotating plate 5 rotates, the moving blocks 19 can be well moved on the vertical bars 21, and the springs 20 can be well contracted when moving, and the moving block 19 is pushed to be stable, so that the position of the rotating plate 5 can be well fixed, and the supporting force is ensured.

The utility model discloses in, be fixed with U type pole 3 between two sleeve pipes 6 jointly, be convenient for promote two sleeve pipes 6 through U type pole 3 and rotate jointly, the quick adjustment of being convenient for.

The utility model discloses in, screw rod 16 has been cup jointed to the screw thread on the U type pole 3, and the one end of screw rod 16 and blackboard 2's opposite side are inconsistent, help injecing blackboard 2's position, make blackboard 2 be in between sleeve pipe 6 and the screw rod 16, guarantee its stability.

The utility model discloses in, lower extreme one side of fixed plate 9 is fixed with connecting rod 14, and threaded sleeve 12's lower extreme is fixed with connecting piece 13, and connecting piece 13 slides and cup joints on connecting rod 14, the stability that further assurance L template 11 removed to be convenient for fix with 6 joints of sleeve pipe.

In the utility model, when in use, the rotary disc 15 is rotated to rotate the positive and negative tooth screw rods 10, two L-shaped plates 11 can be rotated, the two L-shaped plates 11 move relatively, the distance between the two L-shaped plates 11 is contracted to facilitate the rotation of the sleeve 6, the synchronous rotation of the two sleeve 6 can be ensured through the U-shaped rod 3 when the sleeve 6 rotates, the screw rod 16 is abutted to one side of the blackboard 2 through the rotary screw rod 16 after the rotation is finished, the two L-shaped plates 11 are separated through the rotary disc 15, the two sleeve 6 can be well clamped, the stability of the blackboard 2 is further ensured, meanwhile, the slide rod 4 can be well extended and contracted through the moving transverse plate 8, the height of the blackboard 2 can be well adjusted, the stability of the fixing bolt 7 is ensured through the rotation, the bottom in the abutting opening 22 at one end of the rotary plate 5 is rotated through the rotation of the rotary plate 5, and through the matching of the spring 20 and the moving block 19, the rotating plate 5 can be well fixed and stably supported, and the blackboard writing is convenient to carry out.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The utility model provides a portable clipboard is used in chinese education, includes blackboard (2), its characterized in that: install handle (1) on blackboard (2), one side of blackboard (2) is equipped with adjustment mechanism, the last two L template (11) that are equipped with of adjustment mechanism, one side of blackboard (2) is rotated and is connected with two sleeve pipes (6), and two L template (11) are corresponding with two sleeve pipes (6) respectively, and equal slip has cup jointed slide bar (4) in two sleeve pipes (6), and the lower extreme of two slide bar (4) is fixed with diaphragm (8) jointly, be equipped with opening (22) on diaphragm (8), all be equipped with recess (17) on the relative lateral wall in opening (22), be fixed with montant (21) on the relative lateral wall in recess (17) jointly, slip has cup jointed movable block (19) on montant (21), and rotate jointly between two movable block (19) and be connected with pivot (18), the cover is equipped with spring (20) on montant (21), the two ends of the spring (20) are respectively fixed at the top in the groove (17) and the upper end of the moving block (19), the rotating shaft (18) is rotatably sleeved with the rotating plate (5), one side of the lower end of the rotating plate (5) is arranged in an arc shape, and the U-shaped rod (3) is jointly fixed between the two sleeves (6).

2. A portable writing board for Chinese education according to claim 1, wherein: adjustment mechanism has cup jointed positive and negative tooth screw rod (10) including fixing two fixed plate (9) in blackboard (2) one side, common rotation on two fixed plate (9), fixed cover is equipped with carousel (15) on positive and negative tooth screw rod (10), carousel (15) are located between two fixed plate (9), threaded sleeve (12) have been cup jointed to the equal screw thread in both ends of positive and negative tooth screw rod (10), and the one end at two threaded sleeve (12) is fixed respectively in two L templates (11).

3. A portable writing board for Chinese education according to claim 2, wherein: a connecting rod (14) is fixed on one side of the lower end of the fixing plate (9), a connecting piece (13) is fixed on the lower end of the threaded sleeve (12), and the connecting piece (13) is sleeved on the connecting rod (14) in a sliding mode.

4. A portable writing board for Chinese education according to claim 1, wherein: and a fastening bolt (7) is installed on the sleeve (6), and one end of the fastening bolt (7) is abutted against one side of the sliding rod (4).

5. A portable writing board for Chinese education according to claim 1, wherein: a screw rod (16) is sleeved on the U-shaped rod (3) in a threaded manner, and one end of the screw rod (16) is abutted to the other side of the blackboard (2).