CN219912472U

CN219912472U - Teaching display instrument

Info

Publication number: CN219912472U
Application number: CN202320267073.1U
Authority: CN
Inventors: 徐鹏飞; 张廷虎; 吕娟; 孔维萌; 周玲
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-02-13
Filing date: 2023-02-13
Publication date: 2023-10-27
Anticipated expiration: 2033-02-13

Abstract

The utility model relates to the technical field of exhibition instruments and discloses a teaching exhibition instrument, which comprises an exhibition instrument placement box, wherein a positioning seat is fixed in the exhibition instrument placement box, symmetrical first connecting rods are rotationally connected to the positioning seat, the other ends of two groups of first connecting rods are rotationally connected with a first connecting seat and a second connecting seat respectively, and the first connecting seat and the second connecting seat are rotationally connected with a second connecting rod. This teaching show appearance drives first connecting seat and removes along adjusting the lead screw through adjusting the lead screw, is convenient for make folding first connecting rod and second connecting rod expand, adjusts the connecting seat lifting to suitable height, through moving driving worm, the rotation worm wheel that is convenient for cooperate the meshing drives show appearance main part and adjusts elevation angle and depression angle, through moving rotation axis, the angle about the show appearance main part of being convenient for is convenient for adjust to the guarantee student is more convenient to watch the content on the show appearance, and then improves the quality of teaching.

Description

Teaching display instrument

Technical Field

The utility model relates to the technical field of display instruments, in particular to a teaching display instrument.

Background

The teaching of middle and primary schools is generally carried out by teachers in a teaching mode, the teacher has two meanings, namely a social role and a undertaker of the role, the generalized teacher refers to a person who generally teaches knowledge and experiences, the narrowly defined teacher refers to a person who is specially educated and trained, the person who plays an educational role in education (school), a professional who fulfills education and teaching, a teaching and raising person, a societal career constructor and a catcher are cultivated, and the teacher has great diligence and labor intensity in daily work, so that the teaching and exhibiting instrument is a thing which is often required by the teacher in teaching, and can assist the teacher in teaching.

Chinese patent publication No. CN218295222U proposes a teaching demonstration instrument, which not only can transfer the device, but also can fix the device when transferring the device to a proper position, so as to avoid sliding of the device in the teaching process as much as possible, but the demonstration instrument cannot be adjusted after being fixed, if sunlight irradiates the surface of the demonstration instrument during teaching, the surface of the demonstration instrument reflects light, and thus, some students cannot see the teaching content on the demonstration instrument easily, thereby affecting the teaching quality.

Disclosure of Invention

(one) solving the technical problems

Aiming at the defects of the prior art, the utility model provides a teaching display instrument, which solves the problems that the display instrument is inconvenient to flexibly adjust when in use, sunlight irradiates on the surface of the display instrument to easily generate reflection when in teaching, and therefore, students cannot easily see the teaching content on the display instrument, thereby influencing the teaching quality.

(II) technical scheme

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a teaching show appearance, includes that the show appearance places the case, the show appearance is placed the incasement portion and is fixed with the positioning seat, rotate on the positioning seat and be connected with symmetrical first connecting rod, two sets of the first connecting rod other end is rotated respectively and is connected with first linking seat and second linking seat, all rotate on first linking seat and the second linking seat and be connected with the second connecting rod, two sets of rotate between the second connecting rod and be connected with the connecting seat, rotate on the second linking seat and be connected with adjusting screw, first linking seat and adjusting screw threaded connection, install the rotation axis on the connecting seat, be fixed with the mounting bracket on the rotation axis, rotate on the mounting bracket and be connected with the show appearance main part.

Preferably, one end of the adjusting screw rod is inserted with a rotating rod, and the rotating rod is clamped and fixed with the adjusting screw rod.

Preferably, the mounting bracket outside is fixed with the drive box, installs first motor and driving worm in the drive box, and the output and the driving worm one end of first motor are fixed, are fixed with the rotation worm wheel on the show appearance main part outside, rotate worm wheel and driving worm meshing.

Preferably, the connecting seat is provided with a second motor and a rotating shaft, and the output end of the second motor is fixed with one end of the rotating shaft.

Preferably, a group of universal wheels are arranged at four corners of the bottom of the display instrument placement box, and the universal wheels are self-locking universal wheels.

Preferably, the top end of the display instrument placing box is inserted with a sealing cover, and the front surface of the display instrument placing box is fixed with a placing frame.

(III) beneficial effects

Compared with the prior art, the utility model provides a teaching demonstration instrument, which has the following beneficial effects:

1. this teaching show appearance drives first connecting seat and removes along adjusting the lead screw through adjusting the lead screw, is convenient for make folding first connecting rod and second connecting rod expand, adjusts the connecting seat lifting to suitable height, through moving driving worm, the rotation worm wheel that is convenient for cooperate the meshing drives show appearance main part and adjusts elevation angle and depression angle, through moving rotation axis, the angle about the show appearance main part of being convenient for is convenient for adjust to the guarantee student is more convenient to watch the content on the show appearance, and then improves the quality of teaching.

2. This teaching show appearance places case and closing cap through the show appearance, is convenient for play the effect of depositing the protection to it when not using the show appearance main part, has the rotary rod through adjusting the one end grafting of lead screw, and the rotary rod is solid with adjusting the lead screw card, is convenient for conveniently pull out the rotary rod when not using, reduces the space that occupies to conveniently peg graft and rotate with the rotary rod when using and adjust.

3. This teaching show appearance, place the bottom four corners of case through the show appearance and all install a set of universal wheel, the universal wheel is auto-lock universal wheel, is convenient for adjust the position of teaching show appearance, and avoids its displacement when using, places the front of case and is fixed with the rack through the show appearance, is convenient for place article, through first motor and second motor, is convenient for drive worm and rotation axis respectively, improves operating efficiency.

Drawings

FIG. 1 is a schematic diagram of the structure of the present utility model;

FIG. 2 is a schematic view of the internal structure of the display device placement box of the present utility model;

fig. 3 is a schematic view of the internal structure of the driving case of the present utility model.

In the figure: 1. a display instrument placing box; 2. a closing cap; 3. a universal wheel; 4. a positioning seat; 5. a first link; 6. a second link; 7. a first adaptor; 8. a second adaptor; 9. adjusting a screw rod; 10. a rotating rod; 11. a connecting seat; 12. a mounting frame; 13. driving the box body; 14. driving a worm; 15. rotating the worm wheel; 16. a display main body; 17. a placing rack; 18. and (3) rotating the shaft.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

Referring to fig. 1-3, the present utility model provides a technical solution: the utility model provides a teaching show appearance, including show appearance placing box 1, show appearance placing box 1 inside is fixed with positioning seat 4, the rotation is connected with symmetrical first connecting rod 5 on the positioning seat 4, the other end of two sets of first connecting rods 5 rotates respectively and is connected with first connecting seat 7 and second connecting seat 8, all rotate on first connecting seat 7 and the second connecting seat 8 and be connected with second connecting rod 6, rotate between two sets of second connecting rods 6 and be connected with connecting seat 11, rotate on the second connecting seat 8 and be connected with adjusting screw 9, first connecting seat 7 and adjusting screw 9 threaded connection, when needs use the show appearance teaching, drive adjusting screw 9 through rotatory rotary rod 10 and rotate, and make first connecting seat 7 follow adjusting screw 9 and remove, thereby folding first connecting rod 5 and second connecting rod 6 expand, and then drive connecting seat 11 and lift up the height and adjust, install rotation axis 18 on the connecting seat 11, be fixed with mounting bracket 12 on the rotation axis 18, rotate on the mounting bracket 12 and be connected with show appearance main part 16, the angle about the convenient rotation show appearance main part 16.

Specifically, in order to facilitate the installation and the disassembly of the rotary rod 10, one end of the adjusting screw rod 9 is inserted with the rotary rod 10, the rotary rod 10 is clamped with the adjusting screw rod 9, the rotary rod 10 is conveniently pulled out when not in use, and the rotary rod 10 is conveniently rotated when in use.

Specifically, in order to be convenient for adjust the front and back angle of show appearance main part 16, the mounting bracket 12 outside is fixed with drive box 13, install first motor and drive worm 14 in the drive box 13, the output of first motor is fixed with drive worm 14 one end, be fixed with on the show appearance main part 16 outside and rotate worm wheel 15, rotate worm wheel 15 and drive worm 14 meshing, drive worm 14 operation through first motor to by the rotation worm wheel 15 of meshing drive show appearance main part 16 regulation elevation angle and depression angle.

Specifically, in order to be convenient for adjust the angle about the show appearance main part 16, install second motor and rotation axis 18 on the connecting seat 11, the output of second motor is fixed with the one end of rotation axis 18, drives the mounting bracket 12 rotation angle on the rotation axis 18 through the second motor.

Specifically, in order to be convenient for remove teaching show appearance, a set of universal wheel 3 is all installed in the bottom four corners of case 1 is placed to the show appearance, and universal wheel 3 is the auto-lock universal wheel, conveniently adjusts the position of teaching show appearance, and avoids its displacement when using.

Specifically, for the protection of the display instrument main body 16 of being convenient for, the closing cap 2 is pegged graft on display instrument placement box 1 top, and for the article of being convenient for placement, the front of display instrument placement box 1 is fixed with rack 17.

Working principle: when the teaching display instrument is used for teaching, the teacher pushing device moves to a proper position, the rotary rod 10 is clamped and fixed on the adjusting screw rod 9, the adjusting screw rod 9 is driven to rotate through the adjusting rotary rod 10, the first connecting seat 7 is driven to move along the adjusting screw rod 9, so that the folded first connecting rod 5 and the folded second connecting rod 6 are unfolded, the connecting seat 11 is driven to be lifted to a proper height, the driving worm 14 can be driven to operate through the first motor according to requirements when the teaching display instrument is used, the display instrument main body 16 is driven to adjust the elevation angle and the depression angle through the rotating worm wheel 15 which is matched with the meshing, meanwhile, the rotary shaft 18 can be driven to operate through the second motor, the left and right angles of the display instrument main body 16 are adjusted, and therefore students can conveniently watch contents on the display instrument, and teaching efficiency is improved.

To sum up, this teaching show appearance, drive first connecting seat 7 along adjusting screw 9 through adjusting screw 9 and remove, be convenient for make folding first connecting rod 5 and second connecting rod 6 expand, adjust connecting seat 11 lifting to suitable height, through moving drive worm 14, be convenient for cooperate the rotation worm wheel 15 of meshing to drive show appearance main part 16 and adjust the angle of elevation and dip, through moving rotation axis 18, be convenient for adjust the angle about show appearance main part 16, thereby the guarantee student is more convenient to watch the content on the show appearance, and then improve the quality of teaching, place case 1 and closing cap 2 through the show appearance, be convenient for play the effect of depositing the protection to it when not using show appearance main part 16, through adjusting screw 9's one end grafting has rotary rod 10, rotary rod 10 and adjusting screw 9 card are solid, be convenient for conveniently pull out rotary rod 10 when not using, reduce the space that occupies, and be convenient for peg graft and rotate and adjust through the bottom four corners of show appearance place case 1 and all install a set of universal wheel 3, universal wheel 3 is the auto-lock universal wheel, be convenient for adjust the position of teaching appearance, and motor when using, and the motor is convenient for use, place the appearance through its place case 1, avoid the displacement through the first and drive worm 17, the front side of rotation axis 17 is convenient for place 17, the improvement, the front is placed through the first and is convenient for put forward and is placed by the drive and is placed by the rotation axis 17.

The electrical components are all connected with an external main controller and 220V mains supply, and the main controller can be conventional known equipment for controlling a computer and the like.

Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a teaching show appearance, places case (1) including the show appearance, show appearance is placed case (1) inside and is fixed with positioning seat (4), its characterized in that: the positioning seat (4) is rotationally connected with a symmetrical first connecting rod (5), two groups of first connecting rods (5) are respectively rotationally connected with a first connecting seat (7) and a second connecting seat (8), the first connecting seat (7) and the second connecting seat (8) are rotationally connected with a second connecting rod (6), two groups of second connecting rods (6) are rotationally connected with a connecting seat (11), the second connecting seat (8) is rotationally connected with an adjusting screw (9), the first connecting seat (7) is in threaded connection with the adjusting screw (9), a rotating shaft (18) is installed on the connecting seat (11), a mounting frame (12) is fixed on the rotating shaft (18), and a display instrument main body (16) is rotationally connected on the mounting frame (12).

2. A teaching demonstration instrument according to claim 1 wherein: one end of the adjusting screw rod (9) is inserted with a rotating rod (10), and the rotating rod (10) is clamped and fixed with the adjusting screw rod (9).

3. A teaching demonstration instrument according to claim 1 wherein: the display device is characterized in that a driving box body (13) is fixed on the outer side of the mounting frame (12), a first motor and a driving worm (14) are installed in the driving box body (13), the output end of the first motor is fixed with one end of the driving worm (14), a rotating worm wheel (15) is fixed on the outer side of the display device body (16), and the rotating worm wheel (15) is meshed with the driving worm (14).

4. A teaching demonstration instrument according to claim 1 wherein: the connecting seat (11) is provided with a second motor and a rotating shaft (18), and the output end of the second motor is fixed with one end of the rotating shaft (18).

5. A teaching demonstration instrument according to claim 1 wherein: a group of universal wheels (3) are arranged at four corners of the bottom of the display instrument placement box (1), and the universal wheels (3) are self-locking universal wheels.

6. A teaching demonstration instrument according to claim 1 wherein: the top end of the display instrument placing box (1) is inserted with a sealing cover (2), and the front surface of the display instrument placing box (1) is fixed with a placing frame (17).