Culture education teaching device capable of synchronously live broadcasting
Technical Field
The invention relates to the technical field of teaching devices, in particular to a cultural education teaching device capable of realizing synchronous live broadcast.
Background
Along with the development of science and technology, when giving lessons the teaching, mr's teaching mode no longer only limits in the teaching mode under the traditional form, under the holding of adding of network, the mode of teaching also begins to become diversified, and more students also begin to be keen in open teaching, and current teaching device, be not convenient for carry out the live teaching, equipment part branching is more, carry the trouble, and display panel's height and angle are fixed unadjustable, thereby can cause the influence to the effect of giving lessons, for this reason we propose a culture education teaching device that can broadcast in step and be used for solving above-mentioned problem.
Disclosure of Invention
The invention aims to provide a culture education teaching device capable of realizing synchronous live broadcast, and aims to solve the problems in the background technology.
In order to achieve the purpose, the invention provides the following technical scheme: a culture education teaching device capable of realizing synchronous live broadcast comprises a box body, wherein an electric push rod is fixedly connected to the inner bottom wall of the box body, a telescopic rod is arranged at one end of the electric push rod, a connecting seat is arranged at one end, away from the electric push rod, of the telescopic rod, and a display screen is arranged on one surface, opposite to the telescopic rod, of the connecting seat;
an end cover is arranged on one side of the box body, resistance sliders are fixedly connected to two sides of the bottom surface of the end cover, and cleaning cotton is arranged on the bottom surface of the end cover;
the lateral wall lower part fixedly connected with fixing base of box, the lateral wall of fixing base runs through and is provided with the fixed pin, the inside sliding connection of fixing base has the carriage release lever, and the lateral wall of carriage release lever runs through and is provided with the pinhole, and the pinhole cooperatees with the fixed pin, the one end fixedly connected with limiting plate of carriage release lever, the bottom fixedly connected with universal wheel of carriage release lever.
Preferably, the inner side wall of the box body is fixedly connected with a partition plate, and the height of the partition plate is lower than the size height of the box body and higher than the size height of the electric push rod.
Preferably, one side of the display screen, which is close to the connecting seat, is provided with a rotating sleeve, the side wall of the connecting seat is provided with a fastening bolt in a penetrating manner, one end of the side wall of the fastening bolt is fixedly connected with a first handle, and the rotating sleeve is rotatably connected with the fastening bolt.
Preferably, the outer fixed surface of box is connected with the second handle, the inside wall fixedly connected with protection of box fills up, the protection is filled up the upper end four corners department that is located the box, just the protection is filled up and is laminated with the display screen mutually.
Preferably, one end of the box body is provided with a resistance slide rail, the cross section of the resistance slide block is trapezoidal, the position of the resistance slide block corresponds to the position of the resistance slide rail, and the size of the resistance slide block is matched with the resistance slide rail.
Preferably, the fixed plate that is equipped with of cotton one side of clearance, the lateral wall of fixed plate runs through and is provided with fastening screw, just the fixed plate passes through fastening screw and end cover connection.
Preferably, the universal wheels are respectively positioned on two sides of the outer side wall of the box body, the number of the universal wheels is four, and the two universal wheels (15) form a group.
Compared with the prior art, the invention has the beneficial effects that:
1. when the portable electronic device is used, the display screen can be lifted by controlling the first electric push rod, and meanwhile, the angle of the display screen can be adjusted by screwing the first handle, so that students can conveniently watch and study the portable electronic device;
2. the universal wheels can be lifted by lifting the second handle, the universal wheels are lifted when teaching is carried out, the device is placed stably to prevent the screen from shaking to influence viewing, and the universal wheels can be moved conveniently when the device needs to be carried;
3. after the display screen is used, the screen of the display screen can be cleaned through the cleaning cotton arranged so as to be used next time.
Drawings
FIG. 1 is a first oblique view of the present invention;
FIG. 2 is a second oblique view of the present invention;
FIG. 3 is a schematic view of the end cap of the present invention;
FIG. 4 is an enlarged view of the invention at A;
FIG. 5 is an enlarged view of the invention at B.
In the figure: 1. a box body; 2. a partition plate; 3. an electric push rod; 4. a telescopic rod; 5. a connecting seat; 6. fastening a bolt; 7. a first handle; 8. rotating the sleeve; 9. a display screen; 10. a protective pad; 11. a second handle; 12. a fixed seat; 13. a travel bar; 14. a limiting plate; 15. a universal wheel; 16. a fixing pin; 17. an end cap; 18. a resistance slider; 19. a resistance slide rail; 20. cleaning cotton; 21. and (7) fixing the plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Referring to fig. 1-5, the present invention provides a technical solution: a culture education and teaching device capable of realizing synchronous live broadcast comprises a box body 1, wherein an electric push rod 3 is fixedly connected to the inner bottom wall of the box body 1, a telescopic rod 4 is arranged at one end of the electric push rod 3, a connecting seat 5 is arranged at one end, away from the electric push rod 3, of the telescopic rod 4, a display screen 9 is arranged on one side, opposite to the telescopic rod 4, of the connecting seat 5, and the electric push rod 3 can control the lifting of the telescopic rod 4 so as to control the lifting of the display screen 9;
an end cover 17 is arranged on one side of the box body 1, two sides of the bottom end of the end cover 17 are fixedly connected with resistance sliding blocks 18, the resistance sliding blocks 18 can move in a resistance sliding rail 19, cleaning cotton 20 is arranged at the bottom end of the end cover 17, and the cleaning cotton 20 can clean the screen of the display screen 9 when the end cover 17 moves so as to be used next time;
the lateral wall lower part fixedly connected with fixing base 12 of box 1, the lateral wall of fixing base 12 runs through and is provided with fixed pin 16, and the inside sliding connection of fixing base 12 has carriage release lever 13, and the lateral wall of carriage release lever 13 runs through and is provided with the pinhole, and fixed pin 16 cooperatees with the pinhole, the one end fixedly connected with limiting plate 14 of carriage release lever 13, the bottom fixedly connected with universal wheel 15 of carriage release lever 13.
As an embodiment of the invention, the inner side wall of the box body 1 is fixedly connected with a partition board 2, and the height of the partition board 2 is lower than the size height of the box body 1 and higher than the size height of the electric push rod 3, thereby being convenient for storing the display screen 9.
As an embodiment of the invention, one side of the display screen 9 close to the connecting seat 5 is provided with a rotating sleeve 8, the side wall of the connecting seat 5 is provided with a fastening bolt 6 in a penetrating way, one end of the side wall of the fastening bolt 6 is fixedly connected with a first handle 7, the rotating sleeve 8 is rotatably connected with the fastening bolt 6, and the tightness between the rotating sleeve 8 and the connecting seat 5 can be adjusted by screwing the first handle 7, so that the angle of the display screen 9 can be adjusted.
As an embodiment of the invention, the outer surface of the box body 1 is fixedly connected with a second handle 11, the inner side wall of the box body 1 is fixedly connected with a protective pad 10, the protective pad 10 is positioned at four corners of the upper end of the box body 1, the protective pad 10 is attached to the display screen 9, and the protective pad 10 is used for protecting the display screen 9.
As an embodiment of the invention, one end of the box body 1 is provided with a resistance slide rail 19, the cross section of the resistance slide block 18 is trapezoidal, the position of the resistance slide block 18 corresponds to the position of the resistance slide rail 19, the size of the resistance slide block 18 is matched with the resistance slide rail 19, and the resistance slide block 18 can move in the resistance slide rail 19.
In one embodiment of the present invention, a fixing plate 21 is fixed to one surface of the cleaning cotton 20, and a fastening screw is inserted through a side wall of the fixing plate 21, and the fixing plate 21 and the end cap 17 can be attached and detached by screwing the fastening screw.
As an embodiment of the present invention, the universal wheels 15 are respectively located at two sides of the outer sidewall of the box body 1, and the number of the universal wheels 15 is four, and two of the universal wheels 15 are a group, and the universal wheels 15 are convenient for moving the box body 1 after use.
The working principle is as follows: when the invention is used, a user lifts one side of the box body 1 through the second handle 11 to enable the universal wheels 15 to contact with the ground, and simultaneously, the fixing pins 16 are matched with the pin holes which are arranged on the side wall of the moving rod 13 in a penetrating way, so that the falling universal wheels 15 are fixed, and the box body 1 is prevented from moving through the universal wheels 15;
when the box body is moved to a designated place, the second handle 11 is lifted, the fixing pin 16 is pulled out, the box body 1 is made to fall to the ground, then the electric push rod 3 is started, the telescopic rod 4 starts to move, the display screen 9 is driven to move upwards, after the angle of the display screen 9 is adjusted, the first handle 7 is screwed, and the angle-adjusted display screen 9 is fixed through the fastening bolt 6;
after the use, reverse twist and move the first in command 7, make display screen 9 keep flat, then start electric putter 3, make telescopic link 4 fall back, and then make display screen 9 whereabouts, the top of 9 bottoms of display screen after falling back and baffle 2 contacts, the four corners and the protection pad 10 of display screen 9 laminate mutually, then, make resistance slider 18 slide in resistance slide rail 19, and then make end cover 17 close, the clearance cotton 20 that end cover 17 bottom set up can clear up the screen of display screen 9 when closed, so that use next time.
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.