CN210911782U

CN210911782U - Multi-purpose formula teaching clipboard

Info

Publication number: CN210911782U
Application number: CN201921892731.6U
Authority: CN
Inventors: 董智宇
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-11-05
Filing date: 2019-11-05
Publication date: 2020-07-03
Anticipated expiration: 2029-11-05

Abstract

The utility model belongs to the technical field of teaching equipment, in particular to a multi-purpose teaching writing board, which comprises two writing boards, wherein a hinge is arranged between the two writing boards, the two writing boards are both provided with a positioning groove, the back surfaces of the two writing boards are provided with a storage frame, the article placing frame is provided with a first hinge buckle and a square hole, the article placing frame is hinged with a door leaf, the square hole is hinged with a first telescopic rod, the storage frame is hinged with a bracket, the bracket comprises a bracket mounting seat hinged with a first hinge buckle, the bracket mounting seat is matched with the positioning groove, the bracket mounting seat is provided with a limiting ring, the bracket mounting seat is articulated with three second telescopic rods, the couple is installed to the second telescopic link, the couple articulates there is the third telescopic link, the third telescopic link is provided with the rings that match with the couple, the third telescopic link is provided with the round hole that matches with first telescopic link.

Description

Multi-purpose formula teaching clipboard

Technical Field

The utility model belongs to the technical field of the teaching equipment, concretely relates to multi-purpose formula teaching clipboard.

Background

The writing board is used as the existing main teaching equipment, is a main tool for teachers to teach and also is a main way for students to learn knowledge in daily teaching, mainly takes a fixed blackboard as a main part, so that the teaching place is limited, the enthusiasm of the students can be improved along with the diversification of education in outdoor education, or frequent place replacement is frequently faced in speech and training, the writing board which can be transported in a portable way and is convenient and beautiful to install is needed, and the writing board can meet various education environments; therefore, the traditional blackboard is improved, can be folded and is convenient to carry, and meanwhile has good supporting stability.

SUMMERY OF THE UTILITY MODEL

To the problem that the above-mentioned background art provided, the utility model aims at: aims to provide a multipurpose teaching writing board. In order to realize the technical purpose, the utility model discloses a technical scheme as follows:

the utility model provides a multi-purpose formula teaching clipboard, includes two tablets, two install hinge page or leaf between the tablet, two the tablet all is provided with the constant head tank, two the back mounted of tablet has puts the thing frame, it is provided with first hinge and detains and the square hole to put the thing frame, it has articulated the door page or leaf to put the thing frame, the square hole articulates there is first telescopic link, it has articulated the support to put the thing frame, the support includes to detain articulated support mounting seat with first hinge, support mounting seat and constant head tank match, support mounting seat is provided with the spacing ring, support mounting seat articulates there is three second telescopic link, the couple is installed to the second telescopic link, the couple articulates there is the third telescopic link, the third telescopic link is provided with the rings that match with the couple, the third telescopic link is provided with the round hole that matches with first telescopic link.

The hinge is further limited to comprise two identical auxiliary hinges which are provided with positioning grooves and are hinged with connecting rods, positioning rods are arranged between the connecting rods, the connecting rods are connected with sliding rods matched with the positioning grooves, and the hinge has good stability and can ensure that the writing board is seamlessly connected after being opened and cannot be damaged when being closed.

The support is further limited to be a triangular support frame, and the design is to enable the support to have a good supporting effect.

The angle between the writing board and the horizontal plane is further limited, and the design is more suitable for the writing habit of human beings and is convenient for writing.

The writing board is further limited to be provided with a chalk placing groove, and the chalk placing groove is designed to enable chalk to be stored orderly.

Adopt the utility model discloses technical scheme has following beneficial effect:

1. the utility model discloses in articulate two boards together through hinge page or leaf, close two boards, such design more conveniently carries, and the first telescopic link of articulated and support can shrink and place in putting the thing frame of board installation, and the closed door page or leaf can prevent to fall out putting the article that the thing frame was accomodate.

2. The utility model discloses in the constant head tank that sets up on the board, the spacing ring that sets up on the support mounting seat can guarantee board installation stability to turn over still to support with first telescopic link down in order to prevent that the board from, guarantee the stability of board.

Drawings

The present invention can be further illustrated by the non-limiting examples given in the accompanying drawings;

fig. 1 is a first schematic structural view of a multipurpose teaching writing board according to an embodiment of the present invention;

fig. 2 is a schematic structural diagram of a multipurpose teaching writing board according to an embodiment of the present invention;

fig. 3 is an enlarged schematic structural view of a position a of the multi-purpose teaching writing board according to the embodiment of the present invention;

fig. 4 is a schematic structural view of a writing board of a multi-purpose teaching writing board according to an embodiment of the present invention;

fig. 5 is a schematic view of a hinge structure of a multi-purpose teaching writing board according to an embodiment of the present invention.

The main element symbols are as follows:

the chalk box comprises a writing board 1, a positioning groove 101, a chalk placing groove 102, a hinge leaf 2, an auxiliary hinge leaf 201, a limiting hole 202, a connecting rod 203, a positioning rod 204, a sliding rod 205, an object placing frame 3, a first hinge buckle 301, a square hole 302, a door leaf 4, a first telescopic rod 5, a support 6, a support mounting seat 601, a limiting ring 602, a second telescopic rod 603, a hook 604, a third telescopic rod 7, a hanging ring 701 and a round hole 702.

Detailed Description

In order to make the present invention better understood by those skilled in the art, the technical solutions of the present invention are further described below with reference to the accompanying drawings and examples.

As shown in the figures 1 and 2, respectively, fig. 3, fig. 4 and fig. 5 show, a multi-purpose teaching writing board, including two writing boards 1, install hinge page 2 between two writing boards 1, two writing boards 1 all are provided with constant head tank 101, the back mounted of two writing boards 1 has puts thing frame 3, it is provided with first hinge and detains 301 and square hole 302 to put thing frame 3, it articulates to put thing frame 3 has door leaf 4, square hole 302 articulates there is first telescopic link 5, it articulates to put thing frame 3 has support 6, support 6 includes and detains 301 articulated support mounting seat 601 with first hinge, support mounting seat 601 matches with constant head tank 101, support mounting seat 601 is provided with spacing ring 602, support mounting seat 601 articulates there is three second telescopic link 603, couple 604 is installed to second telescopic link 603, couple 604 articulates there is third telescopic link 7, third telescopic link 7 is provided with rings 701 that matches with couple 604, third telescopic link 7 is provided with the round hole 702 that matches with first telescopic link 5.

In this embodiment, when the multi-purpose teaching writing board is used, the door leaf 4 is opened, the bracket 6 is taken out of the storage frame 3 by rotating the bracket mounting seat 601, and is positioned by the positioning groove 101, so as to ensure the writing angle of the writing board 1; the second telescopic rod 603 is opened, and is limited by the limiting ring 602, so that the angle of the second telescopic rod is prevented from being too large; the length of the second telescopic rod 603 is adjusted, so that the height of the writing board 1 is adjusted; the third telescopic rod 7 is arranged on the hook 604, and then the first telescopic rod 5 is arranged on the round hole 702 of the third telescopic rod 7, so that the whole teaching writing board is fixed; and then can be used for writing teaching.

Preferably, the hinge 2 comprises two identical auxiliary hinges 201, the two auxiliary hinges 201 are both provided with a positioning groove 202, the two auxiliary hinges 201 are both hinged with a connecting rod 203, a positioning rod 204 is arranged between the two connecting rods 203, and the two connecting rods 203 are connected with a sliding rod 205 matched with the positioning groove 202, so that the hinge 2 has good stability, the writing board 1 can be ensured to be seamlessly connected after being opened, the writing board 1 cannot be damaged when being closed, and the specification and the size of the hinge 2 can be actually selected according to specific conditions.

The support 6 is preferably a triangular support, and this design is to make the support 6 have a good supporting effect, and actually, the opening angle of the triangular support can be selected according to specific situations.

The angle between the writing board 1 and the horizontal plane is preferably 85 degrees, the design is more suitable for the writing habit of human beings, the writing is convenient, and the angle between the writing board 1 and the horizontal plane can be actually selected according to specific situations.

The writing board 1 is preferably provided with the chalk placement groove 102, and this design is designed to store the chalk in order, and the length of the chalk placement groove 102 may be selected according to the length of the chalk.

The above embodiments are merely illustrative of the principles and effects of the present invention, and are not to be construed as limiting the invention. Modifications and variations can be made to the above-described embodiments by those skilled in the art without departing from the spirit and scope of the present invention. Accordingly, it is intended that all equivalent modifications or changes which may be made by those skilled in the art without departing from the spirit and technical spirit of the present invention be covered by the claims of the present invention.

Claims

1. The utility model provides a multi-purpose teaching clipboard, includes two clipboards (1), its characterized in that: hinge leaves (2) are installed between the two writing boards (1), the two writing boards (1) are provided with positioning grooves (101), the back surfaces of the two writing boards (1) are provided with object placing frames (3), the object placing frames (3) are provided with first hinge buckles (301) and square holes (302), the object placing frames (3) are hinged to door leaves (4), the square holes (302) are hinged to first telescopic rods (5), the object placing frames (3) are hinged to supports (6), the supports (6) comprise support mounting seats (601) hinged to the first hinge buckles (301), the support mounting seats (601) are matched with the positioning grooves (101), the support mounting seats (601) are provided with limiting rings (602), the support mounting seats (601) are hinged to three second telescopic rods (603), hooks (604) are installed on the second telescopic rods (603), and the hooks (604) are hinged to third telescopic rods (7), the third telescopic rod (7) is provided with a hanging ring (701) matched with the hook (604), and the third telescopic rod (7) is provided with a round hole (702) matched with the first telescopic rod (5).

2. A multi-purpose teaching writing board according to claim 1, wherein: the hinge (2) comprises two identical auxiliary hinges (201), the two auxiliary hinges (201) are provided with limiting holes (202), the two auxiliary hinges (201) are hinged with connecting rods (203), a positioning rod (204) is arranged between the two connecting rods (203), and the two connecting rods (203) are connected with sliding rods (205) matched with the limiting holes (202).

3. A multi-purpose teaching writing board according to claim 2, wherein: the support (6) is a triangular support frame.

4. A multi-purpose teaching writing board according to claim 3, wherein: the angle between the writing board (1) and the horizontal plane is 85 degrees.

5. A multi-purpose teaching writing board according to claim 4, wherein: the writing board (1) is provided with a chalk placing groove (102).