CN211808680U

CN211808680U - Teaching device for news dissemination

Info

Publication number: CN211808680U
Application number: CN202020292657.0U
Authority: CN
Inventors: 刘新; 谢静
Original assignee: Zhengzhou Railway Vocational and Technical College
Current assignee: Zhengzhou Railway Vocational and Technical College
Priority date: 2020-03-11
Filing date: 2020-03-11
Publication date: 2020-10-30
Anticipated expiration: 2030-03-11

Abstract

The utility model provides a teaching device is used in dissemination of news, include: a double-sided board, a rotating shaft and a telescopic mechanism; the outer side of the double-sided board is provided with a covered edge, and the double-sided board is connected with the covered edge in a riveting mode; the rotating shafts are respectively arranged on the left side and the right side of the wrapping edge and are connected with the wrapping edge in a welding mode; the shaft sleeve is arranged in the middle of the outer side of the rotating shaft and is connected with the rotating shaft through a bearing; the fixed rod is arranged at the rear side of the shaft sleeve and is connected with the shaft sleeve in a welding mode; the telescopic mechanism is arranged between the fixed rod and the fixed frame and is respectively connected with the fixed rod and the fixed frame in a welding mode. Through structurally the improvement, have two-sided use, the advantage that the high-usage and structure are firm to effectual solution the utility model discloses the problem that proposes in one of the prior art is with not enough.

Description

Teaching device for news dissemination

Technical Field

The utility model relates to a teaching aid technical field, more specifically the theory that says so especially relates to a teaching device is used in news propagation.

Background

The teaching blackboard often sees in the teaching operation, is the teaching tool who conveniently writes and show the teaching content, and in the teaching work of news dissemination, the teacher often utilizes traditional teaching mode to write and teach the content of learning and key on the teaching blackboard, consequently is very important to the practical requirement of teaching blackboard.

However, most of the current common teaching blackboards are designed by using a single-sided structure, when teaching contents are more, the traditional teaching blackboards cannot meet the requirements of actual teaching, the written contents are often erased to write new contents, and the written teaching contents cannot be continuously displayed on the blackboards, so that the problem of inconvenient use is caused.

In view of the above, a teaching device for news dissemination is provided to solve the problems and improve the practical value by the technology.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a teaching device is used in dissemination of news to solve the most structure that uses the one-sided formula of the present common teaching blackboard that proposes in the above-mentioned background art and design, when the content of giving lessons is more, traditional teaching blackboard can not satisfy the demand of actual teaching, the content of writing before often needing to erase carries out writing of new content, the teaching content that writes before leading to is unable to continue to present on the blackboard, cause awkward problem and not enough.

In order to achieve the above object, the utility model provides a teaching device is used in dissemination of news is reached by following specific technological means:

a teaching device for dissemination of news, comprising: the device comprises a double-sided board, a covered edge, a limiting hole, a hand groove, a rotating shaft, a shaft sleeve, a fixed rod, a fixed frame, a telescopic mechanism, a movable rod, a fixed plate and a limiting rod; the outer side of the double-sided board is provided with a covered edge, and the double-sided board is connected with the covered edge in a riveting mode; the limiting hole is positioned on the front side of the edge covering, and the limiting hole and the edge covering are of an integrated structure; the hand grooves are respectively positioned at the front side and the rear side of the wrapping edge, and the hand grooves and the wrapping edge are of an integrated structure; the rotating shafts are respectively arranged on the left side and the right side of the wrapping edge and are connected with the wrapping edge in a welding mode; the shaft sleeve is arranged in the middle of the outer side of the rotating shaft and is connected with the rotating shaft through a bearing; the fixed rod is arranged at the rear side of the shaft sleeve and is connected with the shaft sleeve in a welding mode; the fixed frame is arranged at the rear side of the fixed rod, and the fixed frame is movably connected with the fixed rod through a telescopic mechanism; the telescopic mechanism is arranged between the fixed rod and the fixed frame and is respectively connected with the fixed rod and the fixed frame in a welding mode; the movable rod is positioned in the middle of the telescopic mechanism, and the movable rod and the telescopic mechanism are of an integrated structure; the fixed plates are respectively arranged at the front end and the rear end of the movable rod, and the fixed plates are hinged with the movable rod; the limiting rod is arranged inside the fixing frame and is connected with the fixing frame in a welding mode.

As this technical scheme's further optimization, the utility model relates to a teaching device is used in news propagation spacing hole is the circular shape through-hole, and the mode that spacing hole is the rectangle range is equipped with everywhere.

As this technical scheme's further optimization, the utility model relates to a teaching device is used in dissemination of news the hand groove is curved slot-like structure for overlooking, and the hand groove is bilateral symmetry's mode and respectively is equipped with two in bordure front and back both sides.

As the further optimization of this technical scheme, the utility model relates to a teaching device is used in news propagation the pivot is dumbbell column structure, and the mode that the pivot is bilateral symmetry is provided with two places.

As a further optimization of this technical scheme, the utility model relates to a teaching device is used in news propagation telescopic machanism comprises movable rod and fixed plate, and the movable rod is articulated the forming of the mode that the rhombus was arranged by a plurality of bar platelike structures.

As this technical scheme's further optimization, the utility model relates to a teaching device is used in dissemination of news the gag lever post is cylindric structure, and the mode that the gag lever post is the rectangle range is provided with everywhere to the gag lever post passes through clearance fit's mode sliding connection with spacing hole.

Because of above-mentioned technical scheme's application, compared with the prior art, the utility model have the following advantage:

1. the utility model relates to a teaching device is used in dissemination of news respectively sets up a pivot through the left and right sides at borduring to the cooperation axle sleeve overturns, can realize writing the face of blackboard and overturn after finishing, continues the purpose of writing again at the face another side, and need not to erase the teaching content before, thereby makes the device play the effect of two-sided use.

2. The utility model relates to a teaching device is used in dissemination of news sets up telescopic machanism through the left and right sides at the device, can carry out the drawing and the shrink operation of face before the face upset with the face upset after to reduce the occupation space of device, thereby make the device play the effect that the high-usage.

3. The utility model relates to a teaching device is used in dissemination of news sets up the gag lever post through the inside at the mount to utilize the cooperation of its and spacing hole, can realize the limit function of face, prevent that it can produce in the use and rock, thereby make the device play the firm effect of structure.

4. The utility model discloses a to above-mentioned device structural improvement, have two-sided use, the advantage that the high-usage and structure are firm to effectual solution the utility model discloses the problem that proposes in background art one with not enough.

Drawings

The accompanying drawings, which are incorporated in and constitute a part of this application, are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification. In the drawings:

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

fig. 2 is a schematic side view of the present invention.

In the figure: the double-sided board comprises a double-sided board 1, a covered edge 2, a limiting hole 3, a hand groove 4, a rotating shaft 5, a shaft sleeve 6, a fixed rod 7, a fixed frame 8, a telescopic mechanism 9, a movable rod 901, a fixed board 902 and a limiting rod 10.

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.

It is to be noted that, in the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely for convenience of description and simplicity of description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.

Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.

Meanwhile, in the description of the present invention, unless otherwise explicitly specified or limited, the terms "connected" and "connected" should be interpreted broadly, and may be, for example, fixedly connected, detachably connected, or integrally connected; the connection can be mechanical connection or electrical connection; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Referring to fig. 1 to 2, the present invention provides a specific technical implementation of a teaching device for news dissemination:

a teaching device for dissemination of news, comprising: the device comprises a double-sided board 1, a covered edge 2, a limiting hole 3, a hand groove 4, a rotating shaft 5, a shaft sleeve 6, a fixed rod 7, a fixed frame 8, a telescopic mechanism 9, a movable rod 901, a fixed board 902 and a limiting rod 10; the outer side of the double-sided board 1 is provided with a covered edge 2, and the double-sided board 1 is connected with the covered edge 2 in a riveting mode; the limiting hole 3 is positioned on the front side of the edge covering 2, and the limiting hole 3 and the edge covering 2 are of an integrated structure; the hand grooves 4 are respectively positioned at the front side and the rear side of the edge covering 2, and the hand grooves 4 and the edge covering 2 are of an integrated structure; the rotating shafts 5 are respectively arranged at the left side and the right side of the edge covering 2, and the rotating shafts 5 are connected with the edge covering 2 in a welding mode; the shaft sleeve 6 is arranged in the middle of the outer side of the rotating shaft 5, and the shaft sleeve 6 is connected with the rotating shaft 5 through a bearing; the fixed rod 7 is arranged at the rear side of the shaft sleeve 6, and the fixed rod 7 is connected with the shaft sleeve 6 in a welding mode; the fixed frame 8 is arranged at the rear side of the fixed rod 7, and the fixed frame 8 is movably connected with the fixed rod 7 through a telescopic mechanism 9; the telescopic mechanism 9 is arranged between the fixed rod 7 and the fixed frame 8, and the telescopic mechanism 9 is respectively connected with the fixed rod 7 and the fixed frame 8 in a welding mode; the movable rod 901 is positioned in the middle of the telescopic mechanism 9, and the movable rod 901 and the telescopic mechanism 9 are of an integrated structure; the fixed plates 902 are respectively arranged at the front end and the rear end of the movable rod 901, and the fixed plates 902 are hinged with the movable rod 901; the limiting rod 10 is arranged inside the fixing frame 8, and the limiting rod 10 is connected with the fixing frame 8 in a welding mode.

Specifically, the limiting holes 3 are circular through holes, and the limiting holes 3 are arranged at four positions in a rectangular arrangement.

Specifically, the hand groove 4 is an arc-shaped groove-shaped structure in plan view, and the hand groove 4 is provided with two positions at the front side and the rear side of the tipping edge 2 in a bilateral symmetry manner.

Specifically, the rotating shaft 5 is a dumbbell-shaped structure, and the rotating shaft 5 is provided with two positions in a bilateral symmetry manner.

Specifically, the telescopic mechanism 9 is composed of a movable rod 901 and a fixed plate 902, and the movable rod 901 is formed by hinging a plurality of strip-shaped plate structures in a diamond arrangement manner.

Specifically, the limiting rod 10 is of a cylindrical structure, four positions of the limiting rod 10 are arranged in a rectangular arrangement mode, and the limiting rod 10 is in sliding connection with the limiting hole 3 in a clearance fit mode.

The method comprises the following specific implementation steps:

at first, fix a device or a plurality of the device through the mode side by side according to the wall area in classroom the place ahead, in teaching process, use the chalk to carry out the writing of teaching content on the face of double sided board 1 can, when the first face of double sided board 1 finishes using, utilize both hands to insert the hand groove 4 of this face both sides and the mode of outside stretching, extend the face to suitable position, then upset double sided board 1, promote double sided board 1 again, make it place back the inside of mount 8, can carry out the use of second face, when placing double sided board 1 in, need to guarantee spacing hole 3 and gag lever post 10 looks block, in order to prevent that the face from producing in the use and rocking, thereby make the device possess the effect that the structure is firm when two-sided use, its practical value is greatly improved.

In summary, the following steps: according to the teaching device for spreading the news, the rotating shafts are respectively arranged on the left side and the right side of the edge covering and are matched with the shaft sleeves to turn over, so that the purposes of turning over after the board surface of the blackboard is completely written and continuing writing on the other side of the board surface can be achieved, the previous teaching contents do not need to be erased, and the device has the effect of double-sided use; by arranging the telescopic mechanisms on the left side and the right side of the device, the stretching and shrinking operation of the board surface can be performed before and after the board surface is turned over, so that the occupied space of the device is reduced, and the device has the function of high utilization rate; through the inside at the mount set up the gag lever post to utilize its cooperation with spacing hole, can realize the limit function of face, prevent that it can produce in the use and rock, thereby make the device play the firm effect of structure.

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

1. A teaching device for dissemination of news, comprising: the device comprises a double-sided board (1), a binding (2), a limiting hole (3), a hand groove (4), a rotating shaft (5), a shaft sleeve (6), a fixed rod (7), a fixed frame (8), a telescopic mechanism (9), a movable rod (901), a fixed plate (902) and a limiting rod (10); the method is characterized in that: the outer side of the double-sided board (1) is provided with a covered edge (2), and the double-sided board (1) is connected with the covered edge (2) in a riveting mode; the limiting hole (3) is positioned on the front side of the wrapping edge (2), and the limiting hole (3) and the wrapping edge (2) are of an integrated structure; the hand grooves (4) are respectively positioned at the front side and the rear side of the wrapping edge (2), and the hand grooves (4) and the wrapping edge (2) are of an integrated structure; the rotating shafts (5) are respectively arranged on the left side and the right side of the edge covering (2), and the rotating shafts (5) are connected with the edge covering (2) in a welding mode; the shaft sleeve (6) is arranged in the middle of the outer side of the rotating shaft (5), and the shaft sleeve (6) is connected with the rotating shaft (5) through a bearing; the fixing rod (7) is arranged on the rear side of the shaft sleeve (6), and the fixing rod (7) is connected with the shaft sleeve (6) in a welding mode; the fixing frame (8) is arranged at the rear side of the fixing rod (7), and the fixing frame (8) is movably connected with the fixing rod (7) through a telescopic mechanism (9); the telescopic mechanism (9) is arranged between the fixed rod (7) and the fixed frame (8), and the telescopic mechanism (9) is respectively connected with the fixed rod (7) and the fixed frame (8) in a welding mode; the movable rod (901) is positioned in the middle of the telescopic mechanism (9), and the movable rod (901) and the telescopic mechanism (9) are of an integrated structure; the fixed plates (902) are respectively arranged at the front end and the rear end of the movable rod (901), and the fixed plates (902) are hinged with the movable rod (901); the limiting rod (10) is arranged inside the fixing frame (8), and the limiting rod (10) is connected with the fixing frame (8) in a welding mode.

2. The teaching apparatus for dissemination of news according to claim 1, wherein: the limiting holes (3) are round through holes, and the limiting holes (3) are arranged in four positions in a rectangular arrangement mode.

3. The teaching apparatus for dissemination of news according to claim 1, wherein: the hand groove (4) is of an arc-shaped groove-shaped structure in a overlooking mode, and the hand groove (4) is arranged at two positions on the front side and the rear side of the wrapping edge (2) in a bilateral symmetry mode.

4. The teaching apparatus for dissemination of news according to claim 1, wherein: the rotating shaft (5) is of a dumbbell-shaped structure, and the rotating shaft (5) is arranged at two positions in a bilateral symmetry mode.

5. The teaching apparatus for dissemination of news according to claim 1, wherein: the telescopic mechanism (9) is composed of a movable rod (901) and a fixed plate (902), and the movable rod (901) is formed by hinging a plurality of strip-shaped plate-shaped structures in a diamond arrangement mode.

6. The teaching apparatus for dissemination of news according to claim 1, wherein: the limiting rod (10) is of a cylindrical structure, four positions of the limiting rod (10) are arranged in a rectangular arrangement mode, and the limiting rod (10) is in sliding connection with the limiting hole (3) in a clearance fit mode.