CN210166969U

CN210166969U - History teaching show teaching aid

Info

Publication number: CN210166969U
Application number: CN201920362343.0U
Authority: CN
Inventors: 单长桂; 刘乃香
Original assignee: Linyi University
Current assignee: Linyi University
Priority date: 2019-03-20
Filing date: 2019-03-20
Publication date: 2020-03-20
Anticipated expiration: 2029-03-20

Abstract

The utility model provides a history teaching show teaching aid, including support frame, back shaft and show subassembly, the support frame includes vertical support tube and T shape pole, and the upper portion at vertical support tube is put to T shape pole cover, and the horizontal fixed setting of back shaft is on T shape pole, and the show subassembly includes three magnetism show board, and three magnetism show board sets gradually at the front end of back shaft, and magnetism show board realizes the location through corresponding fixed stop gear, and fixed stop gear includes locating piece, bracing piece and roof pressure spring. Utilize this show teaching aid can show several pictures simultaneously to the mr combines several pictures to impart knowledge to students simultaneously, thereby does benefit to and improves the quality of teaching.

Description

History teaching show teaching aid

Technical Field

The utility model relates to a history teaching show teaching aid.

Background

In history teaching, if teachers always lay and directly perform classroom teaching, students inevitably feel boring and dislike and have insufficient learning interest, and some teachers often perform history knowledge teaching by means of some history pictures in order to improve the interest of the students in learning history knowledge. On current class, do not have the instrument of special show picture, the mr when the show instrument, can only hold with the hand and watch for students, teaching of this kind of mode is not convenient for, for example, in history teaching, need demonstrate the historical geography picture relevant with historical knowledge simultaneously sometimes, historical personage picture and historical relic picture, if do not have suitable show instrument, the mr has not the way and shows several pictures simultaneously for the student with the hand and watch, the mr can only show the picture by turns, thereby influence the teaching continuity, influence the teaching quality then.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a history teaching show teaching aid utilizes this show teaching aid can show several pictures simultaneously to the mr combines several pictures to impart knowledge to students simultaneously, thereby does benefit to and improves the quality of teaching.

The utility model provides a technical scheme that its technical problem adopted is: a history teaching display teaching aid comprises a support frame, a support shaft and a display assembly, wherein the support frame comprises a vertical support tube and a T-shaped rod, three support legs are arranged at the lower part of the vertical support tube, the T-shaped rod is sleeved at the upper part of the vertical support tube and can freely rotate along the axis of the vertical support tube, the support shaft is transversely and fixedly arranged on the T-shaped rod, the display assembly comprises three magnetic display boards, a connecting rod is arranged at the lower part of each magnetic display board, a lantern ring is arranged on the connecting rod, the three magnetic display boards are sequentially arranged at the front end of the support shaft from front to back through corresponding lantern rings, a circle of movable positioning teeth are arranged on each lantern ring, a plurality of magnets are arranged on the magnetic display boards, and a support plate positioned under the support shaft is arranged on the T-shaped rod, be provided with three groups in the backup pad with the fixed stop gear of three lantern ring one-to-one, fixed stop gear includes locating piece, bracing piece and roof pressure spring, the bracing piece cover is put in the backup pad, sets up a limiting plate at the bracing piece lower extreme, the locating piece sets up upper end of the support bar be provided with on the locating piece can with the fixed tooth that the activity location tooth meshed, the roof pressure spring cover is put on the bracing piece, and the roof pressure spring card is put between locating piece and backup pad.

Preferably, three telescopic rods are arranged on the rear side face of the magnetic display board, one telescopic rod is located at the upper end of the magnetic display board, the other two telescopic rods are oppositely arranged at the left end and the right end of the magnetic display board, each telescopic rod is sleeved in one guide frame, the guide frames are fixedly arranged on the rear side face of the magnetic display board, a positioning bolt used for jacking and positioning the telescopic rods is arranged on each guide frame, and a fixed magnet is arranged on each telescopic rod.

Further, a traveling wheel is arranged at the lower end of each supporting leg.

Preferably, a weight block is provided at the rear end of the support shaft.

Furthermore, a guide rod penetrating through the supporting plate is arranged on each positioning block.

The utility model has the advantages that: the utility model has simple structure and convenient use; three magnetic display boards are utilized to display three pictures at the same time, so that a teacher can conveniently combine the three pictures to perform history teaching at the same time, the continuity of teaching is facilitated, and the teaching quality is improved; the lantern ring and the positioning mechanism can be used for enabling the three magnetic display boards to be mutually positioned and staggered, and meanwhile, the T-shaped rod can freely rotate in the vertical supporting pipe, so that pictures on the three magnetic display boards can be conveniently displayed to students at the best angle; the supporting legs are provided with walking wheels, so that the position of the whole device on the platform can be conveniently adjusted; after the telescopic rod is stretched out, the movable magnet can be adsorbed on the fixed magnet arranged on the telescopic rod, so that the supporting range of the magnetic display board can be enlarged, and the large-size pictures can be conveniently placed on the magnetic support board.

Drawings

In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings needed to be used in the description of the embodiments or the prior art will be briefly described below, and it is obvious that the drawings in the following description are some of the preferred embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.

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

FIG. 2 is a schematic view of a magnetic display board;

FIG. 3 is an enlarged view of FIG. 1 at A;

in the figure: 11 vertical support tubes, 12T-shaped rods, 121 support plates, 13 support legs, 131 walking wheels, 2 support shafts, 3 magnetic display plates, 31 connecting rods, 32 lantern rings, 321 movable positioning teeth, 33 guide frames, 34 telescopic rods, 35 positioning bolts, 4 magnets, 5 balancing weights, 61 positioning blocks, 611 fixing teeth, 62 support rods, 621 limiting plates, 63 jacking springs and 64 guide rods.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the following specific embodiments and accompanying drawings 1 to 3, and it is obvious that the described embodiments are only a part of the preferred embodiments of the present invention, and not all embodiments. Those skilled in the art can make similar variations without departing from the spirit of the invention, and therefore the invention is not limited by the specific embodiments disclosed below.

The utility model provides a history teaching display teaching aid (as shown in figure 1), which comprises a support frame, a support shaft 2 and a display component, wherein the support frame comprises a vertical support tube 11 and a T-shaped rod 12, three support legs 13 are arranged at the lower part of the vertical support tube 11, the T-shaped rod 12 is sleeved at the upper part of the vertical support tube 11, the T-shaped rod 12 can freely rotate along the axis of the vertical support tube 11, the support shaft 2 is transversely and fixedly arranged on the T-shaped rod 12, the display component comprises three magnetic display boards 3, a connecting rod 31 is arranged at the lower part of the magnetic display boards 3, a lantern ring 32 is arranged on the connecting rod 31, the three magnetic display boards 3 are sequentially arranged at the front end of the support shaft 2 from front to back through the corresponding lantern rings 32, and the magnetic display boards 3 can freely rotate around the support shaft 2 through the lantern rings 32, each lantern ring 32 is provided with a circle of movable positioning teeth 321, the magnetic display board 3 is provided with a plurality of movable magnets 4, in the practical application process, corresponding pictures can be fixed on the magnetic display board 3 through the movable magnets 4, the T-shaped rod 12 is provided with a supporting plate 121 positioned right below the supporting shaft 2, three groups of fixed limiting mechanisms which correspond to the three lantern rings 32 one by one are arranged on the supporting plate 121, each fixed limiting mechanism comprises a positioning block 61, a supporting rod 62 and a jacking spring 63, the supporting rod 62 is sleeved on the supporting plate 121, the lower end of the supporting rod 62 is provided with a limiting plate 621, the positioning block 61 is arranged at the upper end of the supporting rod 62, the positioning block 61 is provided with a fixing tooth 611 which can be meshed with the movable positioning teeth 321, and the jacking spring 63 is sleeved on the supporting rod 62, and the top pressure spring 63 is clamped between the positioning block 61 and the supporting plate 121, the fixed teeth 611 are engaged with the movable positioning teeth 321 under the top pressure of the top pressure spring 63, so that the lantern ring 32 can be prevented from rotating, and then the magnetic display board 3 is positioned, when the placing angle of the magnetic display board 3 needs to be adjusted, the corresponding supporting rod 62 is pulled down, so that the fixed teeth 611 are separated from the movable positioning teeth 321, then the magnetic display board 3 is rotated, and after the supporting rod 62 is released after the magnetic display board 3 is rotated to the proper position, the fixed teeth 611 are engaged with the movable positioning teeth 321 again, and then the fixed teeth 611 are repositioned, and in order to facilitate the fixed teeth 611 to be accurately matched with the movable positioning teeth 321, a guide rod 64 penetrating through the supporting plate 121 is arranged on each positioning block 611.

In the practical application process, in order to facilitate the magnetic display board 3 to support some large-sized pictures, three telescopic rods 34 are arranged on the rear side surface of the magnetic display board 3, wherein one telescopic rod 34 is positioned at the upper end of the magnetic display board 3, the other two telescopic rods 34 are oppositely arranged at the left end and the right end of the magnetic display board 3, each telescopic rod 34 is sleeved in one guide frame 33, the guide frames 33 are fixedly arranged on the rear side surface of the magnetic display board 3, a positioning bolt 35 for jacking and positioning the telescopic rods 34 is arranged on the guide frames 33, a fixed magnet is arranged on the telescopic rods 34, when the telescopic rods 34 are required to assist in supporting the edges of the pictures, firstly, the corresponding positioning bolts 35 are loosened, then the telescopic rods 34 are pushed out, the telescopic rods are pushed out to the proper position, then the positioning bolts 35 are screwed, and then the positioning of the telescopic rods 34 is realized, the movable magnet 4 is adsorbed with the fixed magnet, and the pressing and fixing of the picture can be completed.

For the convenience of the utility model, each of the lower ends of the supporting legs 13 is provided with a walking wheel 131, and further, for the convenience of keeping the basic balance of the stress of the supporting shaft 2, a balancing weight 5 is arranged at the rear end of the supporting shaft 2.

In the present invention, "left", "right", "front" and "rear" are all relative positions used for describing positional relationships, and therefore cannot be interpreted as limiting the protection range as absolute positions.

In addition to the technical features described in the specification, the technology is known to those skilled in the art.

The above description is provided for the preferred embodiments and examples of the present invention with reference to the accompanying drawings, but the present invention is not limited to the above embodiments and examples, and it will be apparent to those skilled in the art that various modifications and variations can be made without departing from the spirit of the present invention, and these modifications and variations should be construed as the protection scope of the present invention.

Claims

1. A history teaching display teaching aid is characterized by comprising a support frame, a support shaft and a display assembly, wherein the support frame comprises a vertical support tube and a T-shaped rod, three support legs are arranged at the lower part of the vertical support tube, the T-shaped rod is sleeved on the upper part of the vertical support tube and can freely rotate along the axis of the vertical support tube, the support shaft is transversely and fixedly arranged on the T-shaped rod, the display assembly comprises three magnetic display boards, a connecting rod is arranged at the lower part of each magnetic display board, a sleeve ring is arranged on the connecting rod, the three magnetic display boards are sequentially arranged at the front end of the support shaft from front to back through corresponding sleeve rings, a circle of movable positioning teeth are arranged on each sleeve ring, a plurality of movable magnets are arranged on each magnetic display board, and a support plate positioned under the support shaft is arranged on the T-shaped rod, be provided with three groups in the backup pad with the fixed stop gear of three lantern ring one-to-one, fixed stop gear includes locating piece, bracing piece and roof pressure spring, the bracing piece cover is put in the backup pad, sets up a limiting plate at the bracing piece lower extreme, the locating piece sets up upper end of the support bar be provided with on the locating piece can with the fixed tooth that the activity location tooth meshed, the roof pressure spring cover is put on the bracing piece, and the roof pressure spring card is put between locating piece and backup pad.

2. The history teaching display teaching aid of claim 1, wherein three telescopic rods are arranged on the rear side surface of the magnetic display board, one telescopic rod is positioned at the upper end of the magnetic display board, the other two telescopic rods are oppositely arranged at the left end and the right end of the magnetic display board, each telescopic rod is sleeved in a guide frame, the guide frames are fixedly arranged on the rear side surface of the magnetic display board, a positioning bolt for jacking and positioning the telescopic rods is arranged on each guide frame, and a fixed magnet is arranged on each telescopic rod.

3. A history teaching aid according to claim 2 wherein a travelling wheel is provided at the lower end of each support leg.

4. A history teaching aid according to claim 1 wherein a weight is provided at the rear end of the support shaft.

5. A history teaching aid according to claim 1 wherein a guide rod is provided on each of the positioning blocks and extends through the support plate.