CN216311090U

CN216311090U - Multimedia intelligent teaching delivery screen

Info

Publication number: CN216311090U
Application number: CN202123041531.XU
Authority: CN
Inventors: 栗苏; 张丽丽
Original assignee: Zhoukou Vocational and Technical College
Current assignee: Zhoukou Vocational and Technical College
Priority date: 2021-12-06
Filing date: 2021-12-06
Publication date: 2022-04-15
Anticipated expiration: 2031-12-06

Abstract

A multimedia intelligent teaching throwing screen belongs to the field of teaching articles and aims to solve the problem that students are tired due to difficulty in adjusting the height and the angle of a screen; the base is rectangular and blocky, a cylindrical rotating hole is formed in the middle of the top end face of the base, limiting holes are formed in the left side and the right side of the rotating hole, drawer grooves are formed in the left side and the right side of the front end face of the base, and a storage drawer is connected in each drawer groove in a sliding mode; the protection plate is hung on the front side of the throwing display screen; this screen is put in multimedia intelligence teaching improves storing ability through set up two storage drawers in the base, so that place some smart devices, avoid smart devices to drop, improve the protectiveness to smart devices, also can increase the space of depositing articles for study, rotation through control lever control rotary rod, thereby change lifting support's height, so that increase the convenience when watching the input display screen, reduce the tiredness that the study personnel watched the input display screen, prevent the cervical vertebra fatigue.

Description

Multimedia intelligent teaching delivery screen

Technical Field

The utility model relates to the technical field of teaching supplies, in particular to a multimedia intelligent teaching releasing screen.

Background

Along with the rapid development of science and technology, more and more multimedia teaching equipment drops into student's study, the screen is put in to the multimedia is exactly the most frequently used instrument in the multimedia teaching equipment, the screen is put in to the multimedia does not can directly play a large amount of teaching file screens, but install the small-size intelligence connection on student's study table and put in the screen, teacher's end passes through internet access with student's end, better make things convenient for student's study, the screen is put in current multimedia intelligence teaching and is using, because screen height and the unable regulation of angle, screen height or angle often and student's visual height difference, in long-time study, student's fatigue degree is higher, very easily cause the burden to student's cervical vertebra, and because the student can touch the screen, lead to oil stain and dust on the screen and pile up, very easily influence the effect of puting in of screen.

Therefore, the screen is researched and improved aiming at the existing structure and deficiency, and the screen is provided for multimedia intelligent teaching, so that the aim of higher practical value is fulfilled.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a multimedia intelligent teaching throwing screen, which solves the problems that in the using process of the existing multimedia intelligent teaching throwing screen in the background technology, the height and the angle of the screen can not be adjusted, the height or the angle of the screen is often different from the visual height of students, the fatigue of the students is high, the students are easy to burden the cervical vertebrae in long-time learning, and the throwing effect of the screen is easy to be influenced because the students touch the screen, oil stains and dust are accumulated on the screen.

The purpose and the effect of the multimedia intelligent teaching release screen are achieved by the following specific technical means:

a multimedia intelligent teaching release screen comprises a base;

the base is rectangular and blocky, a cylindrical rotating hole is formed in the middle of the top end face of the base, limiting holes are formed in the left side and the right side of the rotating hole, drawer grooves are formed in the left side and the right side of the front end face of the base, and a storage drawer is connected in each drawer groove in a sliding mode; the control rod is rotatably connected to the middle of the front side of the base; the rotary rod is rotatably connected in the rotary hole, the top of the rotary rod is in threaded connection with a lifting support, the right side wall of the lifting support is in sliding connection with a pressing control block, and the lifting support is rotatably connected with a throwing display screen; and the front side of the throwing display screen is connected with a protection plate in a hanging manner.

Furthermore, the welding of the centre department of rotary rod has driven worm wheel, and the welding has the spacing ring on the position that the rotary rod is close to the top, and the spacing ring rotates to be connected in changeing the hole, has seted up the screw hole in the terminal surface of top of rotary rod.

Furthermore, the front end of the control rod is provided with a plum blossom-shaped rotating handle, the rear end of the control rod is welded with a driving worm, and the driving worm is meshed with and connected to the right side of a driven worm wheel of the rotating rod.

Further, the lifting support is the U type, and department is cylindricly in the middle of the top of lifting support, and department's welding has the threaded rod in the middle of the bottom of lifting support, and threaded rod threaded connection has the gag lever post in the screw hole of rotary rod, and the welding of the lifting support bottom of the threaded rod left and right sides has the gag lever post, and gag lever post sliding connection is in spacing hole, and the right side wall front side of lifting support has opened the control spout, and sliding connection has the press control piece in the control spout.

Furthermore, the middle of the left side wall and the right side wall of the releasing display screen is provided with a rotating shaft, the releasing display screen is rotatably connected to the left side wall and the right side wall of the lifting support through the rotating shaft, and the right side wall of the rotating shaft on the right side of the releasing display screen is welded with an angle adjusting gear.

Furthermore, the pressing control block is in a rectangular frame shape, the middle of the inner wall of the rear side of the pressing control block is provided with an engaging tooth block, the outer wall of the rear side of the pressing control block is connected with two springs, and the rear ends of the springs are connected with the rear side wall of the control chute.

Further, the guard plate is the rectangle ya keli panel, and the top symmetry of guard plate is provided with two L type couples, and the couple articulates at the input display screen top.

Compared with the prior structure, the utility model has the following beneficial effects:

1. according to the utility model, the storage capacity is improved by arranging the two storage drawers in the base, so that some intelligent equipment can be placed conveniently, the intelligent equipment is prevented from falling, the protection performance of the intelligent equipment is improved, the space for storing study articles can be increased, the rotation of the rotary rod is controlled by the control rod, and the height of the lifting support is changed, so that the convenience for watching and putting in a display screen is increased, the fatigue of a learner for watching and putting in the display screen is reduced, and the cervical vertebra fatigue is prevented.

2. According to the utility model, the protection plate is hung on the front side of the throwing display screen to prevent the throwing display screen from being touched and prevent dust from attaching to the throwing display screen, so that the influence of dust, oil stain and the like on the display picture of the throwing display screen is reduced, the picture of the throwing display screen can be better presented, meanwhile, the protection plate can be better disassembled, and the protection plate can be convenient for cleaning operation.

Drawings

FIG. 1 is a schematic right front side axial view of the present invention;

FIG. 2 is a schematic view of the overall split structure of the present invention;

FIG. 3 is an enlarged view of the structure at A of FIG. 2 according to the present invention;

FIG. 4 is a cross-sectional view of the base and the rotating rod of the present invention;

fig. 5 is a sectional structure diagram of the right side wall of the lifting bracket of the utility model.

In the drawings, the corresponding relationship between the component names and the reference numbers is as follows:

1. a base; 101. hole turning; 102. a limiting hole; 103. a drawer slot; 2. a storage drawer; 3. a control lever; 301. a drive worm; 4. rotating the rod; 401. a driven worm gear; 402. a limiting ring; 403. a threaded hole; 5. a protection plate; 501. hooking; 6. a lifting support; 601. a threaded rod; 602. a limiting rod; 603. controlling the chute; 7. putting a display screen; 701. a rotating shaft; 702. an angle adjusting gear; 8. pressing the control block; 801. a meshing tooth block; 802. a spring.

Detailed Description

The embodiments of the present invention will be described in further detail with reference to the drawings and examples. The following examples are intended to illustrate the utility model but are not intended to limit the scope of the utility model.

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, are only for convenience in describing and simplifying the description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed in a particular orientation, and be operated, and thus, should not be construed as limiting the utility model. 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.

In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as being fixed or detachable or integrally connected; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.

Example (b):

as shown in figures 1 to 5:

the utility model provides a multimedia intelligent teaching throwing screen, which comprises: a base 1;

the base 1 is rectangular, a cylindrical rotating hole 101 is formed in the middle of the top end face of the base 1, limiting holes 102 are formed in the left side and the right side of the rotating hole 101, drawer grooves 103 are formed in the left side and the right side of the front end face of the base 1, and a storage drawer 2 is connected in the drawer grooves 103 in a sliding mode; the control rod 3 is rotatably connected to the middle of the front side of the base 1;

rotary rod

4, 4 top threaded connection of rotary rod has lifting support 6, it is connected with input display screen 7 to rotate on lifting support 6, when using, improve storing ability through set up two storage drawers 2 in base 1, so as to place some smart machine, avoid the smart machine to drop, improve the protectiveness to the smart machine, also can increase the space of depositing study article, rotation through 3 control rotary rod 4 of control lever, thereby change lifting support 6's height, so as to increase the convenience when watching input display screen 7, reduce the tiredness that the study personnel watched input display screen 7, prevent the cervical vertebra fatigue.

Wherein, the rotary rod 4 is rotatably connected in the rotary hole 101, the middle of the rotary rod 4 is welded with a driven worm wheel 401, the position of the rotary rod 4 close to the top is welded with a limit ring 402, the limit ring 402 is rotatably connected in the rotary hole 101, the top end surface of the rotary rod 4 is provided with a threaded hole 403, the front end of the control rod 3 is provided with a quincunx rotary handle, the rear end of the control rod 3 is welded with a driving worm 301, the driving worm 301 is meshed with the right side of the driven worm wheel 401 of the rotary rod 4, when in use, the control rod 3 is rotated to drive the driven worm wheel 401 meshed with the driving worm 301 to rotate, so that the rotary rod 4 is driven by the driven worm wheel 401 to rotate, the height of the lifting support 6 is controlled by the threaded connection of the rotary rod 4, so that the lifting support 6 lifts the display screen 7, the visual height of the display screen 7 is equal to that of a learner, and the fatigue degree when the display screen 7 is thrown for long time watching is reduced, the cervical vertebra of the study personnel is better protected.

Wherein, lifting support 6 is the U type, department is cylindricly in the middle of lifting support 6's the top, department's welding has threaded rod 601 in the middle of lifting support 6's the bottom, threaded rod 601 threaded connection is in the screw hole 403 of

rotary rod

4, 6 bottom welding of lifting support of the threaded rod 601 left and right sides have gag lever post 602, gag lever post 602 sliding connection is in spacing hole 102, control spout 603 has been seted up to the right side wall front side of lifting support 6, sliding connection has the press control piece 8 in the control spout 603, when using, lifting support 6 is through pivoted rotary rod 4 control height, lifting support 6 prevents the rotation through gag lever post 602, keep the stability when lifting support 6 goes up and down, avoid lifting support 6 to appear the slope phenomenon.

Wherein, a protection plate 5 is hung at the front side of the throwing display screen 7, a rotating shaft 701 is arranged between the left side wall and the right side wall of the throwing display screen 7, the throwing display screen 7 is rotatably connected in the left side wall and the right side wall of the lifting bracket 6 through the rotating shaft 701, an angle adjusting gear 702 is welded on the right side wall of the rotating shaft 701 at the right side of the throwing display screen 7, the protection plate 5 is a rectangular acrylic plate, two L-shaped hooks 501 are symmetrically arranged at the top of the protection plate 5, the hooks 501 are hung at the top of the throwing display screen 7, when in use, the display screen 7 is prevented from being touched and dropped by hanging a protective plate 5 on the front side of the dropped display screen 7, and prevent dust from attaching to the drop display screen 7, reduce the influence of dust and oil stain on the display picture of the drop display screen 7, the picture of puting in display screen 7 can be better presented, and guard plate 5 also can be better dismantlement simultaneously, also can be convenient for the cleaning operation of guard plate 5.

The pressing control block 8 is in a rectangular frame shape, the middle of the inner wall of the rear side of the pressing control block 8 is provided with an engaging tooth block 801, the outer wall of the rear side of the pressing control block 8 is connected with two springs 802, the rear end of each spring 802 is connected with the rear side wall of the control chute 603, when the pressing control block 8 is pressed backwards in use, the engaging tooth block 801 of the inner wall of the rear side of the pressing control block 8 is disengaged from the angle adjusting gear 702, so that the inclination angle of the dropping display screen 7 is changed, a learner can better watch the dropping display screen 7, the adaptability of the dropping display screen 7 is increased, when the pressing control block 8 is loosened, the springs 802 automatically reset the pressing control block 8, the engaging tooth block 801 and the angle adjusting gear 702 are meshed together, and the angle fixing of the dropping display screen 7 is completed.

The specific use mode and function of the embodiment are as follows:

when the multimedia intelligent teaching screen is used, the control rod 3 is rotated, the control rod 3 drives the driven worm wheel 401 which is in meshed connection to rotate through the driving worm 301, thereby driving the rotating rod 4 to rotate through the driven worm wheel 401, controlling the height of the lifting bracket 6 through the threaded connection of the rotating rod 4, so that the lifting bracket 6 can lift and drop the display screen 7, by pushing the press control block 8 backward, the engagement tooth block 801 on the inner wall on the rear side of the press control block 8 is disengaged from the angle adjusting gear 702, thereby changing the inclination angle of the drop display screen 7, facilitating the learner to better watch the drop display screen 7, when the pressing control block 8 is loosened, the spring 802 automatically resets the pressing control block 8, so that the meshing tooth block 801 and the angle adjusting gear 702 are meshed together to complete the fixing of the angle of the drop display screen 7, and then the protection plate 5 is hung on the front side of the drop display screen 7.

In summary, although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the technical solutions described in the foregoing embodiments or equivalent substitutions for some technical features, and any modifications, equivalents, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.

Claims

1. A multimedia intelligent teaching delivery screen, comprising: a base (1);

the method is characterized in that: the base (1) is rectangular and blocky, a cylindrical rotating hole (101) is formed in the middle of the top end face of the base (1), limiting holes (102) are formed in the left side and the right side of the rotating hole (101), drawer grooves (103) are formed in the left side and the right side of the front end face of the base (1), and a storage drawer (2) is connected in each drawer groove (103) in a sliding mode; the control rod (3), the control rod (3) is rotatably connected to the middle of the front side of the base (1); the rotary rod (4) is rotatably connected in the rotary hole (101), the top of the rotary rod (4) is in threaded connection with a lifting support (6), a pressing control block (8) is slidably connected in the right side wall of the lifting support (6), and a throwing display screen (7) is rotatably connected on the lifting support (6); and the front side of the throwing display screen (7) is hung with a protection plate (5).

2. The screen of claim 1, wherein: the welding of the centre department of rotary rod (4) has driven worm wheel (401), and the welding has spacing ring (402) on rotary rod (4) are close to the position at top, and spacing ring (402) rotate to be connected in changeing hole (101), has seted up screw hole (403) in the top terminal surface of rotary rod (4).

3. The screen of claim 1, wherein: the front end of control lever (3) is provided with the plum blossom form and changes the handle, and the rear end welding of control lever (3) has drive worm (301), and drive worm (301) meshing is connected on driven worm wheel (401) right side of rotary rod (4).

4. The screen of claim 1, wherein: lifting support (6) are the U type, department is cylindricly in the middle of the top of lifting support (6), department's welding has threaded rod (601) in the middle of the bottom of lifting support (6), threaded rod (601) threaded connection is in screw hole (403) of rotary rod (4), the welding of lifting support (6) bottom of the threaded rod (601) left and right sides has gag lever post (602), gag lever post (602) sliding connection is in spacing hole (102), the right side wall front side of lifting support (6) is opened and is equipped with control spout (603), sliding connection has in control spout (603) and presses down control block (8).

5. The screen of claim 1, wherein: the middle of the left side wall and the right side wall of the releasing display screen (7) is provided with a rotating shaft (701), the releasing display screen (7) is rotatably connected to the left side wall and the right side wall of the lifting support (6) through the rotating shaft (701), and the right side wall of the right side rotating shaft (701) of the releasing display screen (7) is welded with an angle adjusting gear (702).

6. The screen of claim 4, wherein: the pressing control block (8) is in a rectangular frame shape, the middle of the inner wall of the rear side of the pressing control block (8) is provided with an engaging tooth block (801), the outer wall of the rear side of the pressing control block (8) is connected with two springs (802), and the rear ends of the springs (802) are connected with the rear side wall of the control sliding groove (603).

7. The screen of claim 1, wherein: protection plate (5) are rectangle ya keli panel, and the top symmetry of protection plate (5) is provided with two L type couples (501), and couple (501) articulate at input display screen (7) top.