CN218038344U

CN218038344U - Announcing device

Info

Publication number: CN218038344U
Application number: CN202222112455.5U
Authority: CN
Inventors: 叶津凌; 夏广杰; 张飞
Original assignee: Jiangxi Vocational and Technical College of Communication
Current assignee: Jiangxi Vocational and Technical College of Communication
Priority date: 2022-08-11
Filing date: 2022-08-11
Publication date: 2022-12-13
Anticipated expiration: 2032-08-11

Abstract

The utility model discloses a device of explaining, its structure includes folded sheet one and folded sheet two, through will turning over folded sheet one and two folded sheet through the hinge with left handle and right handle, take out fixing bolt again, two messenger draw posts two stretch, and it is fixed with the screw hole to drive two downward fixing bolt that pass through of stand, it is rotatory through dwang one to pull up stand one afterwards, later the pulling draws a post one and makes it elongate, support through backup pad one, it explains the teaching in order to make things convenient for mr to the student to have solved current research travel, all need use one kind to explain the device, but present explain the device greatly because of the area size, be difficult for carrying on the portable, and when explaining in the field, to explaining the device difficult stabilizing support, also can not be according to adjusting on the spot, lead to the problem of the effect of explaining in the influence.

Description

Announcing device

Technical Field

The utility model relates to a teaching apparatus technical field especially relates to a device of explaining.

Background

It is said that reading ten thousand books and running ten thousand miles. In recent years, with the vigorous advance of quality education in China, how to make quality education put into practice is a new subject provided for each education unit, and therefore, "research and study travel" is provided, wherein the research and study travel is that schools organize students to go out of schools in a collective travel and centralized food and lodging mode according to regional characteristics, the age characteristics of the students and the requirements of teaching contents of various disciplines, so that the vision field is expanded and the knowledge is enriched in different lives from ordinary lives, the sense of closeness to the nature and culture is deepened, and the experience of collective life mode and social public moral is increased.

The announcement, also called as a lecture or a speech, refers to a language intercourse activity which uses vocal language as a main means and physical language as an auxiliary means to clearly and completely release own insights and advices, clarify the affairs or express emotions and perform propaganda and encouragement in public places.

And for the convenience mr explains the teaching to the student in current research travel, all need use a device of explaining to this will need the thing of explaining to draw on the device of explaining, so that the student watches, with this purpose that reaches the teaching, but present device of explaining is because of the area size is great, is difficult for carrying, and when field explanation, to explaining the device difficult stable support that carries on, also can not be according to adjusting on the spot, leads to influencing the effect of explaining.

SUMMERY OF THE UTILITY MODEL

Technical problem to be solved

In order to overcome prior art not enough, present provide a device of explaining to solve current research travel for the convenience mr to explain the teaching to the student, all need use a device of explaining, but present device of explaining is because of the area size is great, is difficult for carrying, and when field explanation, is difficult for stabilizing the support to explaining the device, also can not be according to adjustment on the spot, leads to influencing the problem of explaining the effect.

(II) technical scheme

The utility model discloses a following technical scheme realizes: the utility model provides a explaining device, which comprises a first folding plate and a second folding plate, wherein the first folding plate and the second folding plate are connected through a hinge, and one side of the first folding plate and one side of the second folding plate are provided with a drawing board;

a stretching groove is formed in the inner side of the side ends of the first folding plate and the second folding plate, a second upright post is arranged in the stretching groove, the top end of the second upright post is connected with a moving block, a threaded hole is formed in the moving block, through holes are formed in the upper end and the lower end of the stretching groove, fixing bolts are arranged at the outer ends of the through holes and connected with the threaded hole, a second stretching post is arranged in the second upright post, the second stretching post penetrates through the stretching groove and is connected with a rotary ball, a second supporting plate is arranged at the lower end of the rotary ball, a rotary groove is formed in the upper end of the second supporting plate, and the rotary ball is connected with the rotary groove;

the inner ends of the first folding plate and the second folding plate are provided with rotating grooves, a first upright post is arranged inside the rotating grooves, a rotating cylinder is arranged at the top end of the first upright post, a first rotating rod is arranged inside the rotating cylinder and connected with the rotating grooves, a first stretching post is arranged inside the first upright post, a first supporting plate is arranged at the bottom end of the first stretching post, a rotating table is arranged at the upper end of the first supporting plate, and the first supporting plate is connected with the rotating table through a second rotating rod;

the top ends of the first stretching column and the second stretching column are provided with spring plates, the outer ends of the spring plates are provided with plug columns, the bottom ends of the first upright column and the second upright column are provided with plug holes, and the side ends of the first stretching column and the second stretching column are provided with limiting blocks.

Furthermore, a placing groove is formed in two side ends of the first folding plate and the second folding plate, a collecting plate is arranged inside the placing groove, and a lifting groove is formed in the outer end of the collecting plate.

Furthermore, a second fixed sliding groove is formed in the placing groove, a second fixed sliding block is arranged at the side end of the collecting plate, and the second fixed sliding groove is connected with the second fixed sliding block in a sliding mode.

Furthermore, two side ends of the first folding plate and the second folding plate are respectively provided with a right handle and a left handle, an embedding block is arranged at the side end of the left handle, an embedding groove is arranged at the side end of the right handle, and the embedding block is connected with the embedding block.

Furthermore, a first fixed sliding groove is formed in the side end of the stretching groove, a first fixed sliding block is arranged on the side end of the moving block, and the first fixed sliding block is connected with the first fixed sliding groove in a sliding mode.

Furthermore, a concave hand groove is formed in the first folding plate and the second folding plate.

Furthermore, a plugging layer is arranged on the end face of the side inside the rotating groove.

Furthermore, friction layers are arranged on the bottom end surfaces of the first supporting plate and the second supporting plate.

(III) advantageous effects

Compared with the prior art, the utility model, following beneficial effect has:

1. the utility model discloses a will pass through the hinge with left handle and right handle and will overturn folded sheet one and two of folded sheet, take out fixing bolt again, two messenger draw posts of pulling backup pad are elongated, and it is fixed with the screw hole to drive two downwards fixing bolt that pass through of stand, it is rotatory through dwang one to pull up stand one afterwards, later pulling draws post one to make it elongate, support through backup pad one, it is according to regional characteristic to have solved current research trip, student's age characteristics and each subject teaching content needs, organize the student through collective trip, concentrate the mode of food and residence and walk out the campus, and for convenience the mr to explain the teaching to the student, all need use one to explain the device, but present explanation device is great because of area size, be difficult for carrying, and when explaining in the field, be difficult for carrying stable support to explaining the device, also can not be according to adjusting on the spot, lead to influencing the problem of explaining the effect.

2. Through at inside standing groove and the collecting board of setting up of folded sheet one and folded sheet two, be convenient for place some teaching tools through the collecting board, avoid teaching tool to take the difficulty, comparatively loaded down with trivial details problem.

Drawings

Other features, objects and advantages of the invention will become more apparent upon reading of the detailed description of non-limiting embodiments with reference to the following drawings:

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

FIG. 2 is a schematic view of the front internal structure of the present invention;

FIG. 3 is a schematic side view of the internal structure of the present invention;

in the figure: the folding plate I-1, the folding plate II-2, the hinge-3, the concave hand groove-4, the left handle-5, the right handle-6, the embedding groove-7, the embedding block-8, the placing groove-9, the collecting plate-10, the lifting groove-11, the rotating groove-12, the upright post I-13, the rotating cylinder-14, the plugging layer-15, the stretching post I-16, the support plate I-17, the rotating table-18, the through hole-19, the fixing bolt-110, the support plate II-111, the friction layer-112, the rotating rod I-113, the limiting block-114, the spring plate-115, the plugging post-116, the rotating rod II-117, the plug hole-118, the stretching groove-119, the upright post II-120, the moving block-121, the threaded hole-122, the stretching post II-123, the rotating ball-124, the rotating groove-125, the fixing slide block I-126, the fixing slide groove I-128, the drawing board-128, the fixing slide block II-129 and the fixing slide block II-130.

Detailed Description

In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention will be further described in detail with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.

Referring to fig. 1, 2 and 3, the utility model provides a propaganda device, which comprises a first folding plate 1 and a second folding plate 2, wherein the first folding plate 1 is connected with the second folding plate 2 through a hinge 3, one side of the first folding plate 1 is provided with a drawing board 128, the first folding plate 1 is connected with the second folding plate 2 through the hinge 3, so that the problem of inconvenient movement due to overlarge device is avoided, and the students can conveniently travel out of the campus in a collective travel and centralized food and lodging mode according to the regional characteristics, the age characteristics of the students and the teaching content requirements of various subjects;

a stretching groove 119 is formed in the side ends of the first folding plate 1 and the second folding plate 2, a second upright post 120 is arranged in the stretching groove 119, the top end of the second upright post 120 is connected with a moving block 121, a threaded hole 122 is formed in the moving block 121, through holes 19 are formed in the upper end and the lower end of the stretching groove 119, a fixing bolt 110 is arranged at the outer end of each through hole 19 and connected with the corresponding threaded hole 122, a second stretching post 123 is arranged in the second upright post 120, the second stretching post 123 penetrates through the stretching groove 119 and is connected with a rotating ball 124, a second supporting plate 111 is arranged at the lower end of the rotating ball 124, a rotating groove 125 is formed in the upper end of the second supporting plate 111, the rotating ball 124 is connected with the rotating groove 125, the second upright post 120 is pulled downwards by pulling the second stretching post 123, the second stretching post 123 is pulled out, then the fixing bolt 110 is fixed with the threaded hole 122 through the through hole 19, and then is in contact with the ground for supporting through the second supporting plate 111;

the inner ends of the first folding plate 1 and the second folding plate 2 are provided with a rotating groove 12, a first upright post 13 is arranged in the rotating groove 12, the top end of the first upright post 13 is provided with a rotating cylinder 14, a first rotating rod 113 is arranged in the rotating cylinder 14 and connected with the rotating groove 12, a first stretching post 16 is arranged in the first upright post 13, the bottom end of the first stretching post 16 is provided with a first support plate 17, the upper end of the first support plate 17 is provided with a rotating table 18, the first support plate 17 is connected with the rotating table 18 through a second rotating rod 117, the first upright post 13 is lifted from the rotating groove 12 and rotates with the first rotating rod 113 through the rotating cylinder 14, and the first stretching post 16 is pulled to stretch and extend and is supported by the first support plate 17 in contact with the ground, and the first folding plate 1 and the second folding plate 2 are supported and erected under the cooperation of the second support plate 111, so that the problems that the conventional explaining device is not easy to support and cannot be adjusted on site and the explaining effect is affected are solved;

the top ends of the first stretching column 16 and the second stretching column 123 are provided with spring plates 115, the outer ends of the spring plates 115 are provided with plugs 116, the bottom ends of the first upright column 13 and the second upright column 120 are provided with plug holes 118, the side ends of the first stretching column 16 and the second stretching column 123 are provided with limiting blocks 114, and the plugs 116 and the plug holes 118 are elastically moved by the spring plates 115 to be connected, so that the first stretching column 16 and the second stretching column 123 are fixed, and the problem that the support cannot be carried out is avoided.

Wherein, folded sheet one 1 is equipped with standing groove 9 with two 2 sides of folded sheet, and standing groove 9 is inside to be equipped with collecting plate 10, and collecting plate 10 outer end is equipped with carries groove 11, is convenient for place some teaching tools through collecting plate 10, avoids teaching tool to take the difficulty, comparatively loaded down with trivial details problem.

Wherein, standing groove 9 is inside to be equipped with fixed spout two 129, and the collection board 10 side is equipped with fixed slider two 130, and fixed spout two 129 and fixed slider two 130 sliding connection are connected with fixed slider two 130 through fixed spout two 129, avoid the whole pulling of collection board 10, lead to the problem that inside teaching aid dropped.

Wherein, one 1 of folded sheet and two 2 sides of folded sheet are equipped with right handle 6 and left handle 5 respectively, and 5 sides of left handle are equipped with

inlays piece

8, and 6 sides of right handle are equipped with inlays groove 7, and inlays piece 8 and be connected with inlaying piece 8, are convenient for spur folded sheet 1 and two 2 of folded sheet to remove through right handle 6 and left handle 5 to be connected with inlaying groove 7 through inlaying piece 8, avoid the problem that folded sheet 1 and two 2 of folded sheet scatter easily.

The first fixed sliding groove 127 is arranged at the side end of the stretching groove 119, the first fixed sliding block 126 is arranged at the side end of the moving block 121, the first fixed sliding block 126 is in sliding connection with the first fixed sliding groove 127, and the problem that the fixing bolt 110 is inconvenient to fix due to the fact that the second upright post 120 is completely pulled out of the stretching groove 119 is solved through the first fixed sliding block 126 and the first fixed sliding groove 127.

Wherein, folded sheet one 1 and two 2 inside concave hand grooves 4 that are equipped with of folded sheet are through concave hand grooves 4 convenience of customers take folded sheet one 1 and two 2 of folded sheet, then will stretch a post 16 and stretch a post two 123 and stretch and support for it is more convenient to work.

Wherein, the inside side end face in rotation groove 12 is equipped with the tight layer of stopper 15, fixes stand 13 through tight layer of stopper 15, avoids stand 13 can the autogiration, causes the inconvenience of taking, uses inconvenient problem.

The friction layer 112 is arranged on the bottom end surfaces of the first support plate 17 and the second support plate 111, and the friction force between the friction layer 112 and the ground is increased, so that the support is more stable.

The working principle is as follows: the user firstly pulls the left handle 5 and the right handle 6 to separate the embedded groove 7 from the embedded block 8, the first folding plate 1 and the second folding plate 2 rotate under the action of the hinge 3, then takes the concave hand groove 4 out, takes the fixing bolt 110 out, pulls the second supporting plate 111 to pull the second upright post 120 through the second stretching post 123 to drive the moving block 121 to move downwards, the moving block 121 falls down and then penetrates through the through hole 19 and the threaded hole 122 to be connected and fixed through the fixing bolt 110, then the second stretching post 123 stretches downwards, and fixes the second stretching post 123 through the spring plate 115 and the plug 116, then contacts the second supporting plate 111 with the ground, then takes the first upright post 13 out of the first rotating groove 12 and rotates through the rotating cylinder 14 and the first rotating rod 113, then pulls the first supporting plate 17 to drive the first stretching post 16 to pull downwards, then fixes the second supporting plate 115 and the plug 116 through the spring plate 115, then acts on the first supporting plate 17 to contact with the ground, thereby taking the first folding plate 1 and the second folding plate 2 up, and then pulls the lifting plate 11 to collect the teaching aid for use.

The foregoing shows and describes the general principles, essential features, and advantages of the invention. It should be understood by those skilled in the art that the present invention is not limited by the above embodiments, and the description in the above embodiments and the description is only the preferred embodiments of the present invention, and is not intended to limit the present invention, and that there may be various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall within the scope of the present invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The propaganda device is characterized by comprising a first folding plate (1) and a second folding plate (2), wherein the first folding plate (1) and the second folding plate (2) are connected through a hinge (3), and one side of the first folding plate (1) and one side of the second folding plate (2) are provided with a drawing board (128);

a stretching groove (119) is formed in the side ends of the first folding plate (1) and the second folding plate (2), a second upright post (120) is arranged in the stretching groove (119), the top end of the second upright post (120) is connected with a moving block (121), a threaded hole (122) is formed in the moving block (121), through holes (19) are formed in the upper end and the lower end of the stretching groove (119), fixing bolts (110) are arranged at the outer ends of the through holes (19) and connected with the threaded hole (122), a second stretching column (123) is arranged in the second upright post (120), the second stretching column (123) penetrates through the stretching groove (119) and is connected with a rotating ball (124), a second support plate (111) is arranged at the lower end of the rotating ball (124), a rotating groove (125) is formed in the upper end of the second support plate (111), and the rotating ball (124) is connected with the rotating groove (125);

the inner ends of the first folding plate (1) and the second folding plate (2) are provided with rotating grooves (12), a first upright post (13) is arranged inside the rotating grooves (12), a rotating cylinder (14) is arranged at the top end of the first upright post (13), a first rotating rod (113) is arranged inside the rotating cylinder (14) and connected with the rotating grooves (12), a first stretching post (16) is arranged inside the first upright post (13), a first supporting plate (17) is arranged at the bottom end of the first stretching post (16), a rotating table (18) is arranged at the upper end of the first supporting plate (17), and the first supporting plate (17) is connected with the rotating table (18) through a second rotating rod (117);

the top ends of the first stretching column (16) and the second stretching column (123) are provided with spring plates (115), the outer ends of the spring plates (115) are provided with plug columns (116), the bottom ends of the first upright column (13) and the second upright column (120) are provided with plug holes (118), and the side ends of the first stretching column (16) and the second stretching column (123) are provided with limiting blocks (114).

2. An announcement device according to claim 1, wherein: the foldable plate is characterized in that a placing groove (9) is formed in the side ends of the first foldable plate (1) and the second foldable plate (2), a collecting plate (10) is arranged inside the placing groove (9), and a lifting groove (11) is formed in the outer end of the collecting plate (10).

3. An announcement device according to claim 2, wherein: a second fixed sliding groove (129) is formed in the placing groove (9), a second fixed sliding block (130) is arranged at the side end of the collecting plate (10), and the second fixed sliding groove (129) is in sliding connection with the second fixed sliding block (130).

4. An announcement device according to claim 1, wherein: the folding plate is characterized in that a right handle (6) and a left handle (5) are respectively arranged at the first folding plate (1) and the second folding plate (2) side ends, an embedding block (8) is arranged at the left handle (5) side end, an embedding groove (7) is arranged at the right handle (6) side end, and the embedding block (8) is connected with the embedding block (8).

5. An announcement device according to claim 1, wherein: a first fixed sliding groove (127) is formed in the side end of the stretching groove (119), a first fixed sliding block (126) is arranged in the side end of the moving block (121), and the first fixed sliding block (126) is in sliding connection with the first fixed sliding groove (127).

6. An announcement device according to claim 1, wherein: the first folding plate (1) and the second folding plate (2) are internally provided with a concave hand groove (4).

7. An announcement device according to claim 1, wherein: and a plugging layer (15) is arranged on the end surface of the inner side of the rotating groove (12).

8. An announcement device according to claim 1, wherein: and a friction layer (112) is arranged on the bottom end surface of the first support plate (17) and the second support plate (111).