CN210502005U

CN210502005U - Teaching board for experiments

Info

Publication number: CN210502005U
Application number: CN201921337130.9U
Authority: CN
Inventors: 冯夫健; 谭棉
Original assignee: Guizhou Minzu University
Current assignee: Guizhou Minzu University
Priority date: 2019-08-16
Filing date: 2019-08-16
Publication date: 2020-05-12
Anticipated expiration: 2029-08-16

Abstract

The utility model discloses a teaching board for experiments, which comprises a first board body for teaching, wherein the bottom end of the first board body is provided with a guide groove and extends along the length direction of the side edge of the bottom end of the first board body; bracing piece and second plate body, the quantity of bracing piece has two, and two bracing pieces parallel arrangement are in the bottom of first plate body, and the one end of two bracing pieces is stretched into in the guide slot and is connected with the guide slot rotation, and the length direction of guide slot is followed to the bracing piece, and the other end of two bracing pieces and the both sides fixed connection of second plate body. The beneficial effects are that: through the combination setting of first plate body and second plate body, the teaching of being convenient for, simple structure, convenient to use.

Description

Teaching board for experiments

Technical Field

The utility model relates to a teaching aid technical field, specific theory is a teaching board for experiments.

Background

With the continuous progress of science and technology, the teaching mode is gradually changed from the traditional way of giving lessons and adding blackboard writing, the multimedia and the like in the current teaching are more and more widely applied, and meanwhile, in order to facilitate students to better understand the content of the teacher, the teaching mode of carrying out the experiment of the content of the teacher on the class is more and more common. However, not all courses are suitable for experimental teaching, and except for individual courses, a school may not have the ability to arrange a dedicated classroom for each subject, so that a teaching board is needed that is convenient to use when performing experiments, and is also convenient to store when performing writing on a blackboard.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that a teaching board for experiments is provided, combines blackboard or blank and table for experiments ingenious for the classroom uses convenient more in a flexible way.

The utility model provides an above-mentioned technical problem's technical scheme as follows: the teaching board comprises a first board body for teaching, wherein the first board body is vertically arranged, the bottom end of the first board body is provided with a guide groove, and the guide groove extends along the length direction of the side edge of the bottom end of the first board body;

the bracing piece that the level set up and the second plate body that the level set up, the quantity of bracing piece has two, two bracing piece parallel arrangement in the bottom of first plate body, two the one end of bracing piece is stretched into in the guide slot with the guide slot rotates to be connected, the bracing piece is followed the length direction of guide slot slides, two the other end of bracing piece with the both sides limit fixed connection of second plate body.

The utility model has the advantages that: the first plate body is used for teaching, and the second plate body is the test table, connects through the mode of bracing piece, and convenient to use accomodates simply.

On the basis of the technical scheme, the utility model discloses can also do following improvement.

Further, the first plate body comprises a large plate body and a small plate body which are integrally formed; the small plate body is arranged on one side of the large plate body, the bottom edge of the small plate body is flush with the bottom edge of the large plate body, the vertical height of the small plate body is 1/3-1/2 of the vertical height of the large plate body, and the guide groove is formed in the bottom end side edge of the large plate body.

The beneficial effect who adopts above-mentioned further scheme is the combination of big plate body and packet board body, and the use of the teaching of being convenient for makes mr write convenient more smoothly.

Further, the length of the second plate body is the same as that of the small plate body, and the sum of the width of the second plate body and the height of the small plate body is the same as that of the large plate body.

The beneficial effects of adopting the above-mentioned further scheme are that simple structure, it is handsome in appearance.

Further, one end of the support rod extending into the guide groove is provided with a spherical part, the guide groove is a strip-shaped groove with a circular arc-shaped vertical section, and the spherical part is arranged in the strip-shaped groove.

The beneficial effects of adopting above-mentioned further scheme are that simple structure, the bracing piece can rotate first plate body relatively, is convenient for accomodate, can adjust experiment table position, convenient to use at any time.

Further, a groove 7 is formed in the bottom of one end, away from the guide groove, of the support rod, an electromagnet of an external power supply is arranged in the groove, a support rod is arranged in the groove, one end of the support rod is hinged in the groove, and a magnet matched with the electromagnet is arranged on the support rod.

The beneficial effects who adopts above-mentioned further scheme are through the cooperation of electro-magnet and magnet for branch is inseparable with being connected of recess when not using, has kept teaching board's pleasing to the eye.

Furthermore, the lower part of the small plate body is provided with a control button for controlling the electromagnet to be turned on or off, and the control button is electrically connected with the electromagnet.

The beneficial effect who adopts above-mentioned further scheme is that the break-make electricity of control button control electro-magnet can control the connection compactness of branch and recess to be convenient for the teacher to the operation of branch.

Furthermore, a supporting spring is arranged in the groove, one end of the supporting spring is fixedly connected with the groove bottom of the groove, and the other end of the supporting spring is used for being abutted to the rod body of the supporting rod.

The beneficial effects of adopting above-mentioned further scheme are that through supporting spring's setting for the electro-magnet outage magnetic force disappears the back, and the extrusion force that supporting spring received disappears, and the resilience force that utilizes supporting spring can make branch by being ejecting in the recess, thereby is convenient for the teacher to taking of branch, is even if in the teacher to the receiving and releasing of second plate body.

Drawings

FIG. 1 is a schematic structural view of the present invention;

FIG. 2 is a view of the structure of the support bar and the support rod;

in the drawings, the components represented by the respective reference numerals are listed below:

1. the novel electric iron comprises a first plate body, 2, a guide groove, 3, a large plate body, 4, a small plate body, 5, a support rod, 6, a second plate body, 7, a groove, 8, an electromagnet, 9, a support rod, 10, a control button, 11 and a support spring.

Detailed Description

In the description of the present invention, it should be noted that the terms "upper", "lower", "front", "rear", "left", "right", "inner", "outer", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the designated device or element must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention. Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "mounted", "connected" and "connected" are to be interpreted broadly, e.g. as a fixed connection, a detachable connection or an integral connection; the connection can be mechanical connection or circuit connection; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art. In addition, in the description of the present invention, "a plurality" means two or more unless otherwise specified.

In order to make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are some, but not all embodiments of the present invention. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative efforts belong to the protection scope of the present invention.

As shown in fig. 1, the utility model provides a teaching board for experiments includes: the teaching board comprises a first board body 1 for teaching, wherein the first board body 1 is vertically arranged, a guide groove 2 is arranged at the bottom end of the first board body 1, the guide groove 2 extends along the length direction of the side edge of the bottom end of the first board body 1, and the first board body 1 comprises a large board body 3 and a small board body 4 which are integrally formed; the small plate body 4 is arranged on one side of the large plate body 1, the bottom edge of the small plate body 4 is flush with the bottom edge of the large plate body 3, the vertical height of the small plate body 4 is 1/3-1/2 of the vertical height of the large plate body 3, and the guide groove 2 is arranged on the side edge of the bottom end of the large plate body 3. The length of the second plate body 6 is the same as the length of the small plate body 4, and the sum of the width of the second plate body 6 and the height of the small plate body 4 is the same as the height of the large plate body 3. Bracing piece 5 and second plate body 6, the quantity of bracing piece 5 has two, and two bracing pieces 5 parallel arrangement are in the bottom of first plate body 1, and the one end of two bracing pieces 5 stretches into in the guide slot 2 and rotates with guide slot 2 and be connected, and bracing piece 5 slides along the length direction of guide slot 2, the other end of two bracing pieces 5 and the both sides fixed connection of second plate body 6.

In the above-mentioned scheme, connect guide slot 2 and second plate body 6 through bracing piece 5, make the teacher give lessons in the tradition when needs writing on blackboard, blackboard or blank that completion are constituteed jointly to second plate body 6 and first plate body 1 supplies the teacher to use, and when needs are tested, second plate body 6 can form the desktop of the first plate body 1 of perpendicular to under bracing piece 5's support and drive, in order to supply the teacher to use, and bracing piece 5 can slide along guide slot 2, thereby make things convenient for the position of teacher's adjustment experiment table.

In a preferred scheme, the one end that bracing piece 5 stretched into in the guide slot 2 is equipped with the ball portion, and guide slot 2 is the bar groove that vertical cross-section is circular-arc, and the ball portion is established in the bar groove.

In the above scheme, one end of the support rod 5 is arranged to be a spherical part, so that the support rod 5 rotates relative to the guide groove 2, the guide groove 2 is horizontally provided with a strip-shaped groove for the spherical part to slide, and the side edge of the guide groove 2 is provided with a limit opening, so that the support rod 5 can only be turned upwards and forms an angle of 0-90 degrees with the first plate body 1.

As shown in fig. 2, in a preferred embodiment, a groove 7 is formed in the bottom of one end of the support rod 5, which is far away from the guide groove 2, an electromagnet 8 of an external power supply is arranged in the groove 7, a support rod 9 is arranged in the groove 7, one end of the support rod 9 is hinged in the groove 7, and a magnet matched with the electromagnet 8 is arranged on the support rod 9. The lower part of the small plate body 4 is provided with a control button 10 for controlling the electromagnet 8 to be turned on or off, and the control button 10 is electrically connected with the electromagnet 8.

In the above scheme, through the cooperation of electro-magnet 8 and magnet for branch 9 is inseparable with being connected of recess 7 when not using, has kept the pleasing to the eye of teaching board, and switches on or off through control button 10 control electro-magnet 8, can control the connection compactness of branch 9 and recess 7, thereby is convenient for the teacher to the operation of branch 9. Wherein the one end of branch 9 and the articulated of the roof of recess 7 can be established the epaxial go-between of commentaries on classics through common pivot and cover and realize, transversely set up the pivot in recess 7 promptly, the go-between setting is served at one of branch 9, and the go-between cover is established in the pivot, can realize that the go-between rotates in the pivot, in addition, has multiple articulated mode in addition among the prior art, for example hinge etc. all can be used to the connection of branch 9 and recess 7, does not do not describe here any more.

In a preferable scheme, a supporting spring 11 is arranged in the groove 7, one end of the supporting spring 11 is fixedly connected with the bottom of the groove 7, and the other end of the supporting spring 11 is used for abutting against the rod body of the supporting rod 9.

In the above scheme, through supporting spring 11's setting for 8 outage magnetic forces of electro-magnets disappear the back, and the extrusion force that supporting spring 11 received disappears, and the resilience force that utilizes supporting spring 11 can make branch by being ejecting in recess 7, thereby is convenient for the teacher to taking of branch, is even in the teacher to the receiving and releasing of second plate body.

While the embodiments of the invention have been described above, it is not intended to be limited to the details shown, or described, but rather to cover all modifications, which would come within the scope of the appended claims, and all changes which come within the meaning and range of equivalency of the art are therefore intended to be embraced therein.

Claims

1. The utility model provides a teaching board for experiments which characterized in that: the method comprises the following steps:

the teaching board comprises a first board body (1) for teaching, wherein the first board body (1) is vertically arranged, a guide groove (2) is formed in the bottom end of the first board body (1), and the guide groove (2) extends along the length direction of the side edge of the bottom end of the first board body (1);

bracing piece (5) that the level set up and second plate body (6) that the level set up, the quantity of bracing piece (5) has two, two bracing piece (5) parallel arrangement in the bottom of first plate body (1), two the one end of bracing piece (5) is stretched into in guide slot (2) with guide slot (2) rotate and connect, bracing piece (5) are followed the length direction of guide slot (2) slides, two the other end of bracing piece (5) with the both sides limit fixed connection of second plate body (6).

2. An experimental teaching board according to claim 1, wherein: the first plate body (1) comprises a large plate body (3) and a small plate body (4) which are integrally formed; the chopping block body (4) is arranged on one side of the large plate body (3), the bottom edge of the chopping block body (4) is flush with the bottom edge of the large plate body (3), the vertical height of the chopping block body (4) is 1/3-1/2 of the vertical height of the large plate body (3), and the guide groove (2) is formed in the bottom end side edge of the large plate body (3).

3. An experimental teaching board according to claim 2, wherein: the length of the second plate body (6) is the same as that of the small plate body (4), and the sum of the width of the second plate body (6) and the height of the small plate body (4) is the same as that of the large plate body (3).

4. An experimental teaching board according to claim 3, wherein: the utility model discloses a bracing piece, including guide slot (2), bracing piece (5) stretch into one end in guide slot (2) is equipped with the ball portion, guide slot (2) are circular-arc bar groove for vertical cross-section, the ball portion is established in the bar inslot.

5. An experimental teaching board according to claim 4, wherein: the utility model discloses a novel support of a motor vehicle, including guide slot (2), bracing piece (5), recess (7) are kept away from the bottom of guide slot (2) one end is equipped with recess (7), be equipped with external power supply's electro-magnet (8) in recess (7), be equipped with branch (9) in recess (7), the one end of branch (9) articulates in recess (7), be equipped with the cooperation on branch (9) the magnet of electro-magnet (8).

6. An experimental teaching board according to claim 5, wherein: the lower part of the small plate body (4) is provided with a control button (10) for controlling the electromagnet (8) to be turned on or turned off, and the control button (10) is electrically connected with the electromagnet (8).

7. An experimental teaching board according to claim 6, wherein: the supporting rod is characterized in that a supporting spring (11) is arranged in the groove (7), one end of the supporting spring (11) is fixedly connected with the bottom of the groove (7), and the other end of the supporting spring (11) is used for being abutted to the rod body of the supporting rod (9).