CN213601437U - Education and teaching demonstration board - Google Patents

Abstract

The utility model discloses an education and teaching demonstration board, including support frame and the fixed frame of fixed mounting in the support frame top, the middle left side fixed mounting of fixed frame has left mainboard, and right side fixed mounting has right mainboard in the middle of it, the front side of right side mainboard is equipped with the subplate, the subplate flushes with left mainboard surface, and the tip fixed mounting of subplate has the handle, be equipped with the auxiliary device that can stimulate the subplate slip rotation between subplate and the fixed frame, this education and teaching demonstration board sets up rotatable subplate at the front side of right mainboard, and the subplate is not time spent and flushes with left mainboard, can satisfy the teacher and need the demand that the whole demonstration board carries out the writing on use, when the teacher needs the associated lecture of writing content around, only need stimulate the handle, with the subplate pulling target in place after rotate can right, the operation is simple and straight, the practicality is higher.

Description

Education and teaching demonstration board

Technical Field

The utility model relates to an education apparatus technical field specifically is an education and teaching demonstration board.

Background

The teaching is a unique talent culture activity of human beings, which is formed by the teaching of teachers and the learning of students, through the activity, the teachers purposefully, planishing and organized guide the students to study actively and consciously and accelerate the mastering of basic knowledge and basic skills of cultural science, and promote the comprehensive improvement of the multi-aspect quality of the students, so that the students become people required by the society.

Teacher generally all can use the demonstration board to carry out blackboard writing teaching in the classroom at the teaching in-process, but current demonstration board is in the use, fix on the wall body, when the teaching content of blackboard writing on the demonstration board needs to be answered around, the teacher need come back to walk before the demonstration board, be used for pointing out the explanation key point, the explanation of teacher is thought is interrupted easily in the process of walking, also influence the student and to the relevant understanding of blackboard writing content around simultaneously, patent number CN210777339U among the prior art, the name is: human education specialty teaching demonstration board has proposed a human education specialty teaching demonstration board, including the support with install in the demonstration board body at support top, rotate on the demonstration board body and be equipped with relative its additional demonstration board of controlling the rotation, and be corresponding to the pivot on the additional demonstration board, be equipped with locating component in the bottom of demonstration board body to constitute the location to the additional demonstration board in the rotation. Human education specialty teaching demonstration board, through set up the working area of the improvement demonstration board that additional demonstration board can be showing on the demonstration board body to do benefit to the embodiment that the teacher carried out teaching content. And fix a position additional demonstration board through setting up locating component, can be convenient for improve the convenience of use of teacher when using additional demonstration board, its regulative mode is simple, convenient to use.

When the device is used, a teacher can conveniently carry out the associated explanation of the front and back blackboard writing, but when the teacher needs to carry out the whole demonstration board to carry out the image-text blackboard writing, the additional demonstration board can cause the separation effect on the whole content, the normal blackboard writing of the teacher is influenced, and the understanding obstacle of students is caused. Therefore, an education and teaching demonstration board is provided.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an education and teaching demonstration board to solve the problem of proposing in the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an education and teaching demonstration board, includes support frame and the fixed frame of fixed mounting in the support frame top, the middle left side fixed mounting of fixed frame has left mainboard, and its middle right side fixed mounting has right mainboard, the front side of right side mainboard is equipped with the subplate, the subplate flushes with left mainboard surface, and the tip fixed mounting of subplate has the handle, be equipped with the auxiliary device that can stimulate the subplate slip rotation between subplate and the fixed frame.

Preferably, auxiliary device is including setting up the spout in fixed frame top and bottom, be equipped with the guide that leads to the removal of subplate in the spout, the afterbody of spout is equipped with and can lets the subplate carry out the rotating member of rotation, be equipped with the clearance between subplate and the right mainboard, be equipped with in the clearance and carry out spacing locating part to the subplate rotation.

Preferably, the guide piece comprises a sliding block fixedly installed at the top of the auxiliary plate, the sliding block is slidably installed in a sliding groove, a longitudinal cylindrical groove is formed in the tail of the sliding groove, a guide column is arranged in the longitudinal cylindrical groove, and a square groove with a single side opened is formed in the bottom of the guide column, so that the guide is convenient for the auxiliary plate to slide.

Preferably, the rotating part comprises a longitudinal cylindrical groove arranged at the tail of the sliding groove, a rotating bearing is fixedly mounted at the top of the longitudinal cylindrical groove, an inner ring of the rotating bearing is fixedly connected with the rotating block, a connecting column is fixedly connected below the rotating block, and the bottom of the connecting column is fixedly mounted at the top of the guide column, so that the auxiliary plate can be driven to rotate conveniently.

Preferably, the limiting part comprises a supporting block fixedly installed at the bottom of the gap, a damping shaft is fixedly installed above the supporting block, the middle of the damping shaft is rotatably connected with a limiting rod, the tail part of the limiting rod is hinged to the connecting block, a T-shaped block is fixedly connected to the tail part of the connecting block, a T-shaped groove is formed in the inner wall of the auxiliary plate, and the T-shaped block is slidably installed in the T-shaped groove and is convenient for limiting the rotation of the auxiliary plate.

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

the utility model discloses set up rotatable subplate at the front side of right mainboard, the subplate is not the time spent and flushes with left mainboard, can satisfy the teacher and need whole face demonstration board and carry out the demand that the blackboard writing used, when the associated lecture of blackboard writing content around the teacher needs, only need stimulate the handle, with the subplate pull right target in place after rotate can, the operation is simple and straight, the practicality is higher.

Drawings

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

FIG. 2 is a schematic structural view of the auxiliary plate and the fixing frame outside the auxiliary plate of the present invention;

FIG. 3 is a schematic view of the expansion state of the auxiliary plate and the connecting member thereof;

FIG. 4 is an enlarged view of a portion A of FIG. 2 according to the present invention;

fig. 5 is a partially enlarged view of a portion B in fig. 3 according to the present invention.

In the figure: 1-a support frame; 2-fixing the frame; 3-a left main board; 4-right main board; 5-auxiliary board; 6-a handle; 7-an auxiliary device; 8-a chute; 9-a guide; 10-a rotating member; 11-gap; 12-a limit piece; 13-a slide block; 14-a cylindrical groove; 15-a guide post; 16-square groove; 17-a rotational bearing; 18-a rotating block; 19-connecting column; 20-a support block; 21-a damping shaft; 22-a limiting rod; 23-connecting blocks; a 24-T block; 25-T type groove.

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.

Referring to fig. 1-5, the present invention provides a technical solution: the utility model provides an education and teaching demonstration board, includes support frame 1 and fixed frame 2 of fixed mounting in support frame 1 top, the middle left side fixed mounting of fixed frame 2 has left mainboard 3, and its middle right side fixed mounting has right mainboard 4, the front side of right mainboard 4 is equipped with subplate 5, subplate 5 flushes with 3 surfaces of left mainboard, and the tip fixed mounting of subplate 5 has handle 6, be equipped with between subplate 5 and the fixed frame 2 and can stimulate the auxiliary device 7 of subplate 5 slip rotation.

Auxiliary device 7 is including setting up spout 8 at 2 tops of fixed frame and bottom, be equipped with the guide 9 that leads to the removal of subplate 5 in the spout 8, the afterbody of spout 8 is equipped with and lets subplate 5 carry out rotatory rotating member 10, be equipped with clearance 11 between subplate 5 and the right mainboard 4, be equipped with in the clearance 11 and carry out spacing locating part 12 to the rotation of subplate 5.

The guide part 9 comprises sliding blocks 13 fixedly installed at the top and the bottom of the auxiliary plate 5, the sliding blocks 13 are slidably installed in the sliding grooves 8, longitudinal cylindrical grooves 14 are formed in the tail portions of the sliding grooves 8, guide columns 15 are arranged in the longitudinal cylindrical grooves 14, square grooves 16 with single-side openings are formed in the bottoms of the guide columns 15, the handles 6 are pulled to drive the sliding blocks 13 above and below the auxiliary plate 5 to slide along the direction of the sliding grooves 8, and the sliding blocks 13 slide into the square grooves 16 in the bottoms of the guide columns 15, so that the sliding of the auxiliary plate 5 is guided conveniently.

The rotating part 10 comprises a longitudinal cylindrical groove 14 arranged at the tail of the sliding groove 8, a rotating bearing 17 is fixedly mounted at the top of the longitudinal cylindrical groove 14, an inner ring of the rotating bearing 17 is fixedly connected with a rotating block 18, a connecting column 19 is fixedly connected below the rotating block 18, the bottom of the connecting column 19 is fixedly mounted at the top of the guide column 15, and the auxiliary plate 5 is rotated after the auxiliary plate slides in place, so that the rotating block 18 fixedly mounted above the connecting column 19 at the top of the guide column 15 rotates under the action of a bearing, and the auxiliary plate 5 is conveniently driven to rotate.

The limiting part 12 comprises a supporting block 20 fixedly installed at the bottom of the gap 11, a damping shaft 21 is fixedly installed above the supporting block 20, the middle of the damping shaft 21 is rotatably connected with a limiting rod 22, the tail of the limiting rod 22 is hinged to a connecting block 23, the tail of the connecting block 23 is fixedly connected with a T-shaped block 24, a T-shaped groove 25 is formed in the inner wall of the auxiliary plate 5, the T-shaped block 24 is slidably installed in the T-shaped groove 25, the T-shaped block 24 slides along the T-shaped groove 25, the auxiliary plate 5 is rotated after the T-shaped block slides in place, the limiting rod 22 rotates around the damping shaft 21 in the rotating process, and after the limiting rod rotates to a proper position, the limiting rod 22 keeps the auxiliary plate 5 stable and fixed under the effect of the damping shaft 21, and the auxiliary plate 5 is convenient.

The working principle is as follows: pulling handle 6, the slider 13 that drives the subplate 5 from top to bottom slides along 8 directions of spout, slide to the square inslot 16 of guide post 15 bottom to slider 13 in, the slip in-process, T type piece 24 in the locating part 12 also slides along T type groove 25, slide and rotate subplate 5 after reaching the target position, make guide post 15 top spliced pole 19 top fixed mounting's rotatory piece 18 rotatory under the bearing effect, gag lever post 22 rotates round damping shaft 21 in rotatory process, after rotating to suitable position, gag lever post 22 keeps subplate 5 stable motionless under the effect of damping shaft 21, after subplate 5 uses, rotate it back to left mainboard 3 parallel position, reverse promotion resets can.

It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus.

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 (5)

1. The utility model provides an education and teaching demonstration board, includes support frame (1) and fixed frame (2) of fixed mounting in support frame (1) top, the centre left side fixed mounting of fixed frame (2) has left mainboard (3), and its middle right side fixed mounting has right mainboard (4), its characterized in that: the front side of right side mainboard (4) is equipped with subplate (5), subplate (5) flush with left mainboard (3) surface, and the tip fixed mounting of subplate (5) has handle (6), be equipped with between subplate (5) and fixed frame (2) and can stimulate subplate (5) slip rotatory auxiliary device (7).

2. An educational teaching demonstration board according to claim 1 wherein: auxiliary device (7) are including setting up spout (8) at fixed frame (2) top and bottom, be equipped with guide (9) that lead the removal of subplate (5) in spout (8), the afterbody of spout (8) is equipped with and can lets subplate (5) carry out rotatory rotating member (10), be equipped with clearance (11) between subplate (5) and right mainboard (4), be equipped with in clearance (11) and carry out spacing locating part (12) to subplate (5) rotation.

3. An educational teaching demonstration board according to claim 2 wherein: the guide piece (9) comprises a sliding block (13) fixedly mounted at the top of the auxiliary plate (5), the sliding block (13) is slidably mounted in a sliding groove (8), a longitudinal cylindrical groove (14) is formed in the tail of the sliding groove (8), a guide column (15) is arranged in the longitudinal cylindrical groove (14), and a square groove (16) with a single-side opening is formed in the bottom of the guide column (15).

4. An educational teaching demonstration board according to claim 2 wherein: the rotating part (10) comprises a longitudinal cylindrical groove (14) arranged at the tail of the sliding groove (8), a rotating bearing (17) is fixedly mounted at the top of the longitudinal cylindrical groove (14), an inner ring of the rotating bearing (17) is fixedly connected with a rotating block (18), a connecting column (19) is fixedly connected below the rotating block (18), and the bottom of the connecting column (19) is fixedly mounted at the top of the guide column (15).

5. An educational teaching demonstration board according to claim 2 wherein: locating part (12) are including supporting shoe (20) of fixed mounting in clearance (11) bottom, the top fixed mounting of supporting shoe (20) has damping axle (21), the middle swivelling joint of damping axle (21) all has limiting rod (22), the afterbody of limiting rod (22) articulates on connecting block (23), the afterbody fixedly connected with T type piece (24) of connecting block (23), be equipped with T type groove (25) on the inner wall of subplate (5), T type piece (24) slidable mounting is in T type groove (25).

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