CN209928688U

CN209928688U - Three-dimensional concatenation formula rotation type teaching board is used in chinese teaching

Info

Publication number: CN209928688U
Application number: CN201822151725.7U
Authority: CN
Inventors: 肖惠芳
Original assignee: Individual
Current assignee: Individual
Priority date: 2018-12-21
Filing date: 2018-12-21
Publication date: 2020-01-10
Anticipated expiration: 2028-12-21

Abstract

The utility model discloses a three-dimensional splicing rotary teaching board for Chinese teaching, which comprises a U-shaped seat and a writing board, the inner side surfaces of the front and rear outer ends of the writing board are connected with a spring and a square sliding block through a sliding chute in a sliding way, the outer end surface of the square sliding block is fixedly connected with a round sliding pin, the outer side surface of the round sliding pin is connected with the inner side surface of the front end and the rear end of the U-shaped seat in a sliding way through round holes, the outer side surface of the outer end of the round sliding pin is connected with a nut through threads, the outer side surfaces of the upper end and the lower end of the nut are fixedly connected with a twist grip, the outer end surface of the U-shaped seat is fixedly connected with a pointed clamping strip, the inner side surface of the pointed clamping strip is fixedly connected with a round pin, this three-dimensional concatenation formula rotation type teaching board is used in chinese teaching, but rotation regulation, only need change the clipboard when changing can, can not cause unnecessary waste, can flourish classroom atmosphere.

Description

Three-dimensional concatenation formula rotation type teaching board is used in chinese teaching

Technical Field

The utility model relates to a teaching board technical field specifically is a chinese teaching is with three-dimensional concatenation formula rotation type teaching board.

Background

When a pupil goes into a Chinese or math classroom, a teacher can use a teaching board, the teaching board generally comprises a supporting seat and a writing board which are integrated, and the teaching board can not be adjusted in a rotating mode;

the old writing board that needs to be changed after the long-time use of second, but current teaching board all is whole the whole changes of intercommunication supporting seat, can cause unnecessary waste, still can not activate classroom atmosphere when the mr goes in class.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a chinese teaching is with three-dimensional concatenation formula rotation type teaching board to solve the problem that proposes in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: a three-dimensional splicing type rotary teaching board for Chinese teaching comprises a U-shaped seat and a writing board, wherein the inner side surfaces of the front and rear outer ends of the writing board are connected with a spring and a square sliding block in a sliding mode through sliding grooves, the outer end surface of the square sliding block is fixedly connected with a circular sliding pin, the outer side surface of the circular sliding pin is connected with the inner side surfaces of the front and rear ends of the U-shaped seat in a sliding mode through a round hole, and the outer side surface of the outer end of the circular sliding pin is connected with a nut through threads;

the outer side surfaces of the upper end and the lower end of the nut are fixedly connected with a twist handle, the outer end surface of the U-shaped seat is fixedly connected with a pointed clamping strip, and the inner side surface of the pointed clamping strip is fixedly connected with a round pin.

Preferably, the outer side surface at the center of the round pin is slidably connected with the inner side surface of the rotating plate through a round opening.

Preferably, the outer surface of the rotating plate is provided with a dividing line.

Preferably, the outer side surface of the upper end of the back of the writing board is fixedly connected with a bevel U-shaped round rod, and the outer side surface of the bevel U-shaped round rod is connected with an abacus bead in a sliding manner.

Preferably, the outer side surface of the lower end of the U-shaped seat is fixedly connected with a placing shell.

Compared with the prior art, the beneficial effects of the utility model are that: this three-dimensional concatenation formula rotation type teaching board is used in chinese teaching, through adopting circular sliding pin joint structure with clipboard and U-shaped seat concatenation together, through the nut location, rotatable regulation, but clipboard under convenient to detach only need change when changing the clipboard can, can not cause unnecessary extravagant, through add on changeing the board and establish the box line, can write class student's name on changeing the board, rotatable commentaries on classics board is asked at random when asking, can flourish classroom atmosphere.

Drawings

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

FIG. 2 is a schematic view of the back of the overall structure of the present invention;

FIG. 3 is a side view of the partial structure of the round sliding pin and the square sliding block of the present invention;

FIG. 4 is a top sectional view of the connection between the rotating plate and the pointed clamping strip of the present invention;

FIG. 5 is an enlarged view of the point A of the present invention;

fig. 6 is a top view of the connection relationship between the U-shaped folding angle rod and the writing board of the present invention.

In the figure: 1U-shaped seat, 2 writing boards, 3 sliding grooves, 4 springs, 5 square sliding blocks, 6 round sliding pins, 7 round holes, 8 nuts, 9 twisting handles, 10 pointed clamping strips, 11 round pins, 12 round openings, 13 rotating plates, 14 dividing lines, 15 bevel U-shaped round rods, 16 abacus beads and 17 placing shells.

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.

In the description of the present invention, it is to be understood that the terms "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like indicate orientations or positional relationships based on those shown in the drawings, and are merely for convenience of description of the present invention, and do not indicate or imply that the device or element so referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.

Referring to fig. 1-6, the present invention provides a technical solution: a three-dimensional splicing type rotary teaching board for Chinese teaching comprises a U-shaped seat 1 and a writing board 2, wherein the inner side surfaces of the front and rear outer ends of the writing board 2 are connected with a spring 4 and a square sliding block 5 in a sliding mode through a sliding groove 3, the outer end surface of the square sliding block 5 is fixedly connected with a circular sliding pin 6, the outer side surface of the circular sliding pin 6 is connected with the inner side surfaces of the front and rear ends of the U-shaped seat 1 in a sliding mode through a round hole 7, and the outer side surface of the outer end of the circular sliding pin 6 is connected with a nut;

the outer side surfaces of the upper end and the lower end of the nut 8 are fixedly connected with a knob 9, the outer end surface of the U-shaped seat 1 is fixedly connected with a pointed clamping strip 10, and the inner side surface of the pointed clamping strip 10 is fixedly connected with a round pin 11.

The outer side surface of the center of the round pin 11 is connected with the inner side surface of the rotating plate 13 in a sliding way through the round opening 12, when in use, after the round sliding pin 6 is extruded inwards, the writing board 2 is placed on the inner end surface of the U-shaped seat 1, at the moment, the square sliding block 5 is bounced outwards through the spring 4 to drive the round sliding pin 6 to be bounced and clamped into the round holes 7 at the two ends of the U-shaped seat 1, the writing board 2 is conveniently and quickly spliced for use, then, the outer end of the round sliding pin 6 at the front end is provided with the nut 8, the writing board 2 can be positioned by screwing the nut 8 through the knob 9, the writing board 2 can be randomly rotated for angle adjustment during use, a teacher can conveniently use the writing board, when in disassembly, the nut 8 is firstly taken down, the screwdriver is used for pressing the round sliding pin 6 inwards to be separated from the round holes 7, the writing board 2 can be taken down, the disassembly is convenient, when in replacement, only the writing board 2, is convenient to use.

The outer surface of the rotating plate 13 is provided with the dividing lines 14, so that the names of class students can be written at the dividing lines 14 of the rotating plate 13 when questions are asked in a classroom, a teacher can rotate the rotating plate 13, the tips of the tip clamping strips 10 point to who shouts to answer the questions when the rotating plate 13 stops, and classroom atmosphere can be activated.

The outer side surface of the upper end of the back of the writing board 2 is fixedly connected with a bevel U-shaped round rod 15, the outer side surface of the bevel U-shaped round rod 15 is connected with an abacus bead 16 in a sliding mode, when the writing board is used, the front of the writing board 2 can be used for Chinese teaching, the writing board 2 is turned over, at the moment, the back of the writing board 2 can be used for mathematical teaching, the bevel U-shaped round rod 15 is arranged on the back of the writing board 2, the abacus bead 16 slides on the bevel U-shaped round rod 15, after the writing board 2 is turned over, the bevel U-shaped round rod 15 and the abacus bead 16 are also turned over, at the moment, the bevel U-shaped round rod 15 and the abacus bead 16 can be used for abacus teaching, and thousands, can be written on the writing board 2 on one side of the corresponding bevel U-shaped round rod 15, and the abacus beads can be conveniently watched by pupils.

The surface of the outer side of the lower end of the U-shaped seat 1 is fixedly connected with a placing shell 17, and some chalks can be placed on the placing shell 17, so that a teacher can take the chalk conveniently.

The utility model discloses when concrete implementation: when in use, the writing board 2 is placed on the surface of the inner end of the U-shaped seat 1 after the circular sliding pin 6 is inwards extruded, the square sliding block 5 is outwards bounced through the spring 4 to drive the circular sliding pin 6 to bounce and be clamped into the round holes 7 at the two ends of the U-shaped seat 1, the writing board 2 is conveniently and quickly spliced for use, the nut 8 is arranged at the outer end of the circular sliding pin 6 at the front end, the writing board 2 can be positioned by screwing the nut 8 through the knob 9, the writing board 2 can be randomly rotated to adjust the angle during use, a teacher can conveniently use the writing board, the nut 8 is firstly taken down during disassembly, the circular sliding pin 6 is inwards pressed by a screwdriver to be separated from the round holes 7, the writing board 2 can be taken down, the disassembly is convenient, during replacement, only the writing board 2 needs to be replaced without communicating the U-shaped seat 1, the use is convenient, during classroom questioning, class student names can be written at each dividing line 14 of the rotating board 13, the rotatable commentaries on classics board 13 of mr, the pointed end department of tip holding strip 10 points to who just shout who answers the problem when changeing board 13 and stopping, can flourish classroom atmosphere, when using, 2 front of clipboards can be used to the chinese teaching, upset clipboard 2, at this moment 2 backs of clipboards can be used to mathematical education, dog-ear U-shaped pole 15 is established at the clipboard 2 backs, it has abacus pearl 16 to slide on dog-ear U-shaped pole 15, behind upset clipboard 2, dog-ear U-shaped pole 15, abacus pearl 16 also overturns, this moment dog-ear U-shaped pole 15, abacus pearl 16 is at the lower extreme of clipboard 2, stir abacus pearl 16 and can carry out the arithmetic teaching, on clipboard 2 of dog-ear U-shaped pole 15 one side that corresponds, can write one by one, ten, hundred, thousand, be convenient for pupil to watch.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a chinese teaching is with three-dimensional concatenation formula rotation type teaching board, includes U-shaped seat (1), clipboard (2), its characterized in that: the inner side surfaces of the front and rear outer ends of the writing board (2) are slidably connected with a spring (4) and a square sliding block (5) through a sliding chute (3), the outer end surface of the square sliding block (5) is fixedly connected with a circular sliding pin (6), the outer side surface of the circular sliding pin (6) is slidably connected with the inner side surfaces of the front and rear ends of the U-shaped seat (1) through a round hole (7), and the outer side surface of the outer end of the circular sliding pin (6) is connected with a nut (8) through a thread;

the outer side surfaces of the upper end and the lower end of the nut (8) are fixedly connected with a twist handle (9), the outer end surface of the U-shaped seat (1) is fixedly connected with a tip holding strip (10), and the inner side surface of the tip holding strip (10) is fixedly connected with a round pin (11).

2. The rotary three-dimensional split-joint teaching board for Chinese teaching according to claim 1, wherein: the outer side surface of the round pin (11) at the center is connected with the inner side surface of the rotating plate (13) in a sliding way through a round opening (12).

3. The rotary three-dimensional split-joint teaching board for Chinese teaching according to claim 2, wherein: and dividing lines (14) are arranged on the outer surface of the rotating plate (13).

4. The rotary three-dimensional split-joint teaching board for Chinese teaching according to claim 1, wherein: the outer side surface of the upper end of the back of the writing board (2) is fixedly connected with a bevel U-shaped round rod (15), and the outer side surface of the bevel U-shaped round rod (15) is connected with an abacus bead (16) in a sliding manner.

5. The rotary three-dimensional split-joint teaching board for Chinese teaching according to claim 1, wherein: the outer side surface of the lower end of the U-shaped seat (1) is fixedly connected with a placing shell (17).