CN213815108U

CN213815108U - Classroom teaching board

Info

Publication number: CN213815108U
Application number: CN202022630452.1U
Authority: CN
Inventors: 郭子雯; 曾小凌
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-11-14
Filing date: 2020-11-14
Publication date: 2021-07-27
Anticipated expiration: 2030-11-14

Abstract

The utility model discloses a classroom teaching board, which comprises a first plate body, second plate body and third plate body, one side and the top of first plate body and third plate body are equipped with a set of first fixed knot respectively and the fixed knot of second, first plate body rear portion both sides all are equipped with a set of stiffener, the connecting hole has been seted up in stiffener surface running through, the inside gim peg that is equipped with of connecting hole, the position that first plate body rear portion both sides are close to the stiffener and are connected with first plate body all is equipped with the stopper, the fixed connecting block that is equipped with of intermediate position at first plate body rear portion, the connecting block outside is equipped with the mount pad, the connecting block both sides are equipped with assorted fixture block and spout respectively with the inside relative wall of mount pad. The utility model discloses expand three plate body, extend the area of writing that has expanded whole teaching board, the teaching personnel of being convenient for writes more teaching content on the teaching board according to teaching needs, satisfy different teaching conditions and use, improved the result of use.

Description

Classroom teaching board

Technical Field

The utility model relates to a teaching board technical field especially relates to a classroom teaching board.

Background

When studying minority's language, the teaching personnel write the teaching content on the teaching board usually and teach the learning, but present teaching board is mostly only a simple plate body when using, and the teaching content of writing is limited to a monoblock plate body also very is inconvenient when carrying.

To this end, we propose a classroom teaching board to solve the above problems.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a classroom teaching board.

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

the utility model provides a classroom teaching board, includes first plate body, second plate body and third plate body, one side and the top of first plate body and third plate body are equipped with a set of first fixed knot respectively and detain with the second is fixed, first plate body rear portion both sides all are equipped with a set of stiffener, and the stiffener surface runs through and has seted up the connecting hole, the inside locating bolt that is equipped with of connecting hole, the position that first plate body rear portion both sides are close to the stiffener and are connected with first plate body all is equipped with the stopper, the fixed connecting block that is equipped with of intermediate position at first plate body rear portion, and the connecting block outside is equipped with the mount pad, the connecting block both sides are equipped with assorted fixture block and spout respectively with the inside relative wall of mount pad.

Preferably, one side of the first plate body is movably connected with the second plate body through a hinge, the other side of the first plate body is movably connected with the third plate body through a hinge, and the second plate body is located between the first plate body and the third plate body.

Preferably, the first fixing buckle is a limiting fixing buckle, and the second fixing buckle is a portable fixing buckle.

Preferably, the reinforcing rod is arranged at the upper part and the lower part of the two sides of the rear part of the first plate body, the positioning pin penetrates through one end of the surface of the reinforcing rod, and the reinforcing rod is rotatably connected with the rear part of the first plate body through the positioning pin.

Preferably, the connecting hole is far away from the positioning pin, the positioning bolts are movably located inside the connecting hole, and the output ends of the two groups of positioning bolts are respectively in threaded connection with the second plate body and the third plate body.

Preferably, the reinforcing rod is positioned at the top of the limiting block when in a horizontal state.

Preferably, one side that first plate body rear portion is located the connecting block lower part is equipped with the receiver.

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

1. through the three plate bodys that set up, the stiffener, gim peg and stopper, in order to reach and to have the effect of writing more teaching content with three plate body expansion, when needs write more teaching content, untie two hasps, expand second plate body and third plate body in proper order, then outwards rotate two sets of stiffeners, make two sets of stiffeners be located the rear portion of second plate body and third plate body respectively, and the stiffener overlap joint is on the stopper, then be connected with the rear portion of second plate body and third plate body respectively through the screw thread behind the gim peg through-connection hole, be convenient for make the stable expansion of second plate body and third plate body in first plate body both sides, the teaching personnel of being convenient for write more teaching content on the teaching board according to the teaching needs, satisfy different teaching conditions and use, the result of use has been improved.

2. Through mount pad and the connecting block that sets up, in order to reach and to have the effect of carrying out erection joint with this teaching board and outside support frame, when needs support the teaching board and use, pass through the bolt with the mount pad and support with the peripheral hardware and be connected, then mention the teaching board, make the connecting block at teaching board rear portion insert inside the mount pad by the top of mount pad, because mount pad inner wall and connecting block surface are equipped with assorted spout and the fixture block that is the slope respectively, the slope is towards the teaching board downwards, and then the mount pad butt is at the teaching board rear portion when the teaching board passes through connecting block and mount pad joint, make can realize being connected of teaching board and mount pad under the condition such as need not using the bolt, further make the dismouting more convenient.

Drawings

Fig. 1 is a schematic view of an overall structure of a classroom teaching board according to the present invention;

FIG. 2 is a rear view of the overall structure of FIG. 2;

FIG. 3 is an expanded view of FIG. 1;

FIG. 4 is a rear view of FIG. 3;

fig. 5 is a disassembled view of the mounting seat and the connecting block in fig. 2.

In the figure: 1. a first plate body; 2. a hinge; 3. a second plate body; 4. a third plate body; 5. a first fixing buckle; 6. a second fixing buckle; 7. a reinforcing bar; 8. positioning pins; 9. connecting holes; 10. Positioning bolts; 11. a limiting block; 12. a storage box; 13. a mounting seat; 131. a chute; 14. Connecting blocks; 141. and (7) clamping blocks.

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. 1-5, a classroom teaching board, one side of a first board body 1 is movably connected with a second board body 3 through a hinge 2, the other side of the first board body 1 is movably connected with a third board body 4 through a hinge 2, so that the second board body 3 and the second board body 3 are conveniently unfolded with respect to the two sides of the first board body 1, the second board body 3 is positioned between the first board body 1 and the third board body 4, one side and the top of the first board body 1 and the third board body 4 are respectively provided with a group of first fixing buckles 5 and second fixing buckles 6, the first fixing buckles 5 are limiting fixing buckles, the second fixing buckles 6 are portable fixing buckles, the first fixing buckles 5 and the second fixing buckles 6 are mortise lock catches, the teaching board is conveniently lifted while the first board body 1, the second board body 3 and the third board body 4 are limited, two sides of the rear part of the first board body 1 are both provided with a group of reinforcing rods 7, the reinforcing rods 7 are arranged on two sides of the rear part of the first board body 1, one end of the surface of the reinforcing rod 7 is provided with a positioning pin 8 in a penetrating way, the reinforcing rod 7 is rotatably connected with the rear part of the first plate body 1 through the positioning pin 8, the surface of the reinforcing rod 7 is provided with a connecting hole 9 in a penetrating way, a positioning bolt 10 is arranged in the connecting hole 9, the positioning bolts 10 with different length specifications are selected according to actual conditions when in use, the connecting hole 9 is far away from the positioning pin 8, the positioning bolts 10 are movably arranged in the connecting hole 9, the output ends of the two groups of positioning bolts 10 are respectively in threaded connection with the second plate body 3 and the third plate body 4, the reinforcing rod 7 and the positioning bolts 10 play a role in stably limiting the unfolded second plate body 3 and the unfolded third plate body 4 at two sides of the first plate body 1, the positions, close to the reinforcing rod 7, connected with the first plate body 1, at two sides of the rear part of the first plate body 1 are both provided with limiting blocks 11, the reinforcing rod 7 is positioned at the top of the limiting blocks 11 when being in a horizontal state, the limiting blocks 11 play a role in overlapping and preventing the reinforcing rod 7 from rotating excessively, one side that first plate body 1 rear portion is located the connecting block 14 lower part is equipped with receiver 12, receiver 12 plays and accomodates the effect of placing gim peg 10, the fixed connecting block 14 that is equipped with in intermediate position at first plate body 1 rear portion, and the connecting block 14 outside is equipped with

mount pad

13, 14 both sides of connecting block and the inside relative wall of mount pad 13 are equipped with assorted fixture block 141 and spout 131 respectively, the teaching board of being convenient for carries out erection joint with outside assorted support frame.

The working principle of the utility model is that when a teaching person unfolds and uses the device, the mounting seat 13 is mounted with a matched supporting frame prepared outside through a bolt in advance, the first plate body 1 slides downwards from the top of the mounting seat 13 through the connecting block 14 at the rear part of the first plate body 1, so that the connecting block 14 at the rear part of the teaching plate is inserted into the mounting seat 13 from the top of the mounting seat 13, the inclined chute 131 is clamped with the clamping block 141 in a matching way, then the user unlocks the limitation of the first fixing buckle 5 and the second fixing buckle 6 at the outer sides of the first plate body 1 and the third plate body 4, unfolds the second plate body 3 and the third plate body 4 sequentially through the hinge 2, and then respectively rotates the two groups of reinforcing rods 7 outwards by taking the positioning pin 8 as a rotating point, so that the two groups of reinforcing rods 7 are respectively positioned at the rear parts of the second plate body 3 and the third plate body 4 and are lapped on the limiting block 11, then run through behind the connecting hole 9 on stiffener 7 surface through the gim peg 10 and be connected with the rear portion of second plate body 3 and third plate body 4 respectively through the screw thread, and then make the stable expansion of second plate body 3 and third plate body 4 arrange first plate body 1 both sides in, then the teaching personnel can write more required teaching contents on the teaching board according to the teaching needs, satisfy different teaching conditions and use.

The utility model discloses in, above the mounting means, the connected mode or the mode that sets up of all parts are common mechanical system to the concrete structure, model and the coefficient index of all parts thereof are its from taking the technique, as long as can reach all can implementing of its beneficial effect, so do not add at much and give unnecessary detail.

The above embodiments are preferred embodiments of the present invention, but the embodiments of the present invention are not limited to the above embodiments, and any other changes, modifications, substitutions, combinations, and simplifications which do not depart from the spirit and principle of the present invention should be equivalent replacement modes, and all are included in the scope of the present invention.

In the present invention, unless otherwise specified, the terms "up, down, left, right, front, back, inside, outside, vertical and horizontal" and the like used in the terms refer to the orientation of the terms in the conventional usage, or are colloquially understood by those skilled in the art, and are not to be construed as limiting the terms, and the terms "first", "second", and "third" do not refer to a specific number or order and are used merely for name differentiation, and the terms "include", or any other variation thereof are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that includes a list of elements includes not only those elements but also other elements not expressly listed or inherent to such process, method, article, or apparatus.

Claims

1. A classroom teaching board, which is characterized by comprising a first board body (1), a second board body (3) and a third board body (4), one side and the top of the first plate body (1) and the third plate body (4) are respectively provided with a group of first fixing buckles (5) and second fixing buckles (6), two sides of the rear part of the first plate body (1) are respectively provided with a group of reinforcing rods (7), a connecting hole (9) is arranged on the surface of the reinforcing rod (7) in a penetrating way, a positioning bolt (10) is arranged inside the connecting hole (9), the positions of the two sides of the rear part of the first plate body (1), which are close to the reinforcing rod (7) and connected with the first plate body (1), are provided with limit blocks (11), a connecting block (14) is fixedly arranged in the middle of the rear part of the first plate body (1), and the outside of connecting block (14) is equipped with mount pad (13), connecting block (14) both sides and the inside relative wall of mount pad (13) are equipped with assorted fixture block (141) and spout (131) respectively.

2. A classroom teaching board as claimed in claim 1, wherein one side of the first board body (1) is movably connected to the second board body (3) by a hinge (2), the other side of the first board body (1) is movably connected to the third board body (4) by a hinge (2), and the second board body (3) is located between the first board body (1) and the third board body (4).

3. A classroom teaching board as claimed in claim 1, wherein the first fastener (5) is a restraining fastener and the second fastener (6) is a carrying fastener.

4. A classroom teaching board as claimed in claim 1, wherein the reinforcing rods (7) are vertically arranged on both sides of the rear portion of the first board body (1), a positioning pin (8) is arranged at one end of the surface of the reinforcing rods (7) in a penetrating manner, and the reinforcing rods (7) are rotatably connected with the rear portion of the first board body (1) through the positioning pin (8).

5. A classroom teaching board as claimed in claim 1, wherein the connecting holes (9) are spaced apart from the pins (8), the pins (10) are movably located inside the connecting holes (9), and the output ends of the two sets of pins (10) are respectively threadedly connected to the second board body (3) and the third board body (4).

6. A classroom teaching board as claimed in claim 1, wherein the reinforcement bar (7) is positioned on top of the stop block (11) when in a horizontal position.

7. A classroom teaching board as claimed in claim 1, wherein a receiving box (12) is provided at a rear portion of the first board body (1) at a side of a lower portion of the connecting block (14).