CN212004903U

CN212004903U - LED display screen teaching meeting all-in-one

Info

Publication number: CN212004903U
Application number: CN202020577657.5U
Authority: CN
Inventors: 邱淑如; 刘宗锴
Original assignee: Shenzhen Severk Century Optoelectronics Co ltd
Current assignee: Shenzhen Severk Century Optoelectronics Co ltd
Priority date: 2020-04-17
Filing date: 2020-04-17
Publication date: 2020-11-24
Anticipated expiration: 2030-04-17

Abstract

The utility model belongs to the technical field of LED display screens, and discloses an LED display screen teaching and meeting all-in-one machine, which comprises a base, a fixed frame is installed at the top of the base, a movable shaft is movably connected in the middle of the inside of the fixed frame through a bearing, a turntable is installed at one end of the movable shaft extending to the outside of the fixed frame, both ends of the top of the turntable are connected with fixed seats, two fixed support columns are arranged at the top of the fixed seats, a connecting column is installed between the two support columns, and a connecting plate is fixed on the side wall of the connecting column. The stability of LED liquid crystal display when removing can be improved greatly.

Description

LED display screen teaching meeting all-in-one

Technical Field

The utility model belongs to the technical field of the LED display screen, concretely relates to LED display screen teaching meeting all-in-one.

Background

The LED display screen is a flat panel display, it is made up of a small LED module panel, LED is the abbreviation of the luminescent diode, it is a display mode through controlling the semiconductor luminescent diode, the diode made of compound of gallium and arsenic, phosphorus, nitrogen, indium, can radiate the visible light when electron and cavity are compounded, therefore can be used for making the luminescent diode, as the pilot lamp in circuit and apparatus, or make up the characters or digital display, and with the technological progress and development of science, it has been applied to teaching industry or various aspects such as the large-scale square or meeting room extensively along with the multimedia integrated machine, make the computer display screen or projector replace the traditional teaching tools such as blackboard and chalk, etc..

But LED display screen teaching meeting all-in-one in the existing market, there are more defects in the in-process of using, for example, the device is inconvenient when using to make corresponding altitude mixture control according to different crowds' height, lead to the inconvenience many times when teaching or meeting use, thereby the application range of device has been influenced greatly, in addition, be difficult to adjust turning to of display screen when using, the direction that changes the display screen through moving the device is not only unstable easily collided with, and waste time and energy, thereby the efficiency of influence teaching and meeting.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a LED display screen teaching meeting all-in-one to solve the inconvenient height-adjusting that proposes in the above-mentioned background art, and be difficult to the problem of turning to of adjusting the display screen.

In order to achieve the above object, the utility model provides a following technical scheme: an LED display screen teaching and meeting all-in-one machine comprises a base, wherein a fixed frame is installed at the top of the base, a movable shaft is movably connected in the middle of the inside of the fixed frame through a bearing, a turntable is installed at one end, extending to the outside of the fixed frame, of the movable shaft, both ends of the top of the turntable are connected with fixed seats, the tops of the two fixed seats are respectively fixed with a support column, a connecting column is installed between the two support columns, a connecting plate is fixed on the side wall of the connecting column, a display screen shell is installed at one side, away from the connecting column, of the connecting plate, the side wall of the display screen shell is connected with an LED liquid crystal display screen, a controller is fixed at one side of the display screen shell, chutes are respectively formed in the two support columns, one end, extending to the, the bottom both ends of spliced pole are close to one side of support column and all install a telescopic cylinder, two the one end that the spliced pole was kept away from to a telescopic cylinder all is connected with the carousel, LED liquid crystal display and controller electric connection.

Preferably, one side that the inside bottom of fixed frame is close to the loose axle is through bolt fixedly connected with driving motor, the second gear is installed to driving motor's output shaft, the outer wall of loose axle just is located fixed with the first gear with second gear engaged with in the inside position department of fixed frame, the movable rod is all installed to the both sides of carousel, the top both ends of fixed frame all seted up with movable rod assorted spacing groove, driving motor and controller electric connection.

Preferably, the bottom of the base is provided with a backing plate, and the side wall of the display screen shell is provided with a heat dissipation groove.

Preferably, the inner wall of the limiting groove is provided with a rubber pad, and the movable rod is of an L-shaped structure.

Preferably, the top of support column is installed the pull ring, and the outer wall of pull ring is provided with the antiskid burr.

Compared with the prior art, the beneficial effects of the utility model are that:

(1) the utility model discloses a cooperation of support column, adjust knob, spliced pole, spout and fishplate bar can make the display screen casing reciprocate to be convenient for highly adjusting LED liquid crystal display, simple and convenient during the operation has improved the application range of device greatly, simultaneously through the support guard action of telescopic cylinder, stability when can improving LED liquid crystal display and remove greatly.

(2) The utility model discloses a cooperation of driving motor, second gear, first gear, loose axle and carousel can make LED liquid crystal display take place to rotate, through the cooperation of movable rod and spacing groove, can guarantee to change the stationarity when LED liquid crystal display rotates to can be fast steady completion turn to, labour saving and time saving not only, and reliable and stable, improved the availability factor of teaching and meeting greatly.

Drawings

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

fig. 2 is a rear view of the present invention;

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

in the figure: 1-a base; 2-fixing the frame; 3-a movable rod; 4-fixing the base; 5-a telescopic cylinder; 6-a controller; 7-a support column; 8-a display screen housing; 9-LED liquid crystal display screen; 10-a turntable; 11-a movable shaft; 12-a chute; 13-adjusting knob; 14-a connecting plate; 15-connecting column; 16-a limiting groove; 17-a first gear; 18-a second gear; 19-driving the motor.

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. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides the following technical solutions: an LED display screen teaching and meeting all-in-one machine comprises a base 1, a fixed frame 2 is installed at the top of the base 1, a movable shaft 11 is movably connected in the middle of the inside of the fixed frame 2 through a bearing, a turntable 10 is installed at one end of the movable shaft 11 extending to the outside of the fixed frame 2, fixing seats 4 are connected with two ends of the top of the turntable 10, supporting columns 7 are fixed at the tops of the two fixing seats 4, a connecting column 15 is installed between the two supporting columns 7, a connecting plate 14 is fixed on the side wall of the connecting column 15, a display screen shell 8 is installed at one side of the connecting plate 14 far away from the connecting column 15, an LED liquid crystal display screen 9 is connected with the side wall of the display screen shell 8, the LED liquid crystal display screen 9 is formed by splicing a plurality of detachable LED modules, partial disassembly and repair can be carried out when partial failure occurs, the working voltage is 24V, the sliding grooves 12 are formed in the two supporting columns 7, one end of each connecting column 15 extending to the inside of each supporting column 7 is connected with the corresponding sliding groove 12, the adjusting knobs 13 are connected between the connecting columns 15 and the corresponding supporting columns 7 in a screwing mode and are loosened by screwing the adjusting knobs 13, then the connecting columns 15 are pushed to slide in the sliding grooves 12, so that the connecting columns 15 can drive the display screen shell 8 to move up and down through the connecting plates 14, the adjusting knobs 13 are screwed to fix after the height is adjusted, further the height adjustment of the LED liquid crystal display 9 is realized, the use range of the device is improved, meanwhile, the stability of the LED liquid crystal display 9 during movement can be greatly improved through the supporting protection of the telescopic cylinders 5, the telescopic cylinders 5 are mounted on the sides, close to the supporting columns 7, of the two ends, far away from the connecting columns 15, of the two telescopic cylinders 5 are, the LED liquid crystal display screen 9 is electrically connected with the controller 6.

Further, one side of the bottom end inside the fixed frame 2, which is close to the movable shaft 11, is fixedly connected with a driving motor 19 through bolts, the driving motor 19 adopts the model of GH-28-750-60S and the rated voltage of 220V, a second gear 18 is installed on an output shaft of the driving motor 19, a first gear 17 which is meshed with the second gear 18 is fixed on the outer wall of the movable shaft 11 and is positioned inside the fixed frame 2, movable rods 3 are installed on both sides of the turntable 10, two ends of the top of the fixed frame 2 are both provided with limiting grooves 16 which are matched with the movable rods 3, the second gear 18 is driven to rotate through the work of the driving motor 19, then the second gear 18 drives the movable shaft 11 to rotate through the first gear 17, so that the turntable 10 rotates, meanwhile, the turntable 10 drives the movable rods 3 on both sides of the turntable 10 to slide in the limiting grooves 16, thereby the turntable 10 drives the LED liquid crystal display 9 to quickly and, not only labour saving and time saving, and reliable and stable has improved the availability factor of teaching and meeting greatly, driving motor 19 and controller 6 electric connection.

Further, the backing plate is installed to the bottom of base 1, can improve base 1's stability through the backing plate, and the radiating groove has been seted up to the lateral wall of display screen casing 8.

Specifically, the inner wall of the limiting groove 16 is provided with a rubber pad, the rubber pad has an anti-skid function, and the movable rod 3 is of an L-shaped structure.

Specifically, the pull ring is installed at the top of support column 7, and the pull ring plays the effect of moving the device, and the outer wall of pull ring is provided with the anti-skidding burr.

The utility model discloses a theory of operation and use flow: when the utility model is used, firstly, the device is moved to a use place, the power is switched on to electrify the inside of the device, then the LED liquid crystal display 9 is started through the controller 6 to enable the device to work normally, then the driving motor 19 is started through the controller 6 to enable the device to work to drive the second gear 18 to rotate, then the second gear 18 drives the movable shaft 11 to rotate through the first gear 17, the turntable 10 is enabled to rotate, meanwhile, the turntable 10 drives the movable rods 3 at the two sides of the turntable 10 to slide in the limiting groove 16, thereby the turntable 10 drives the LED liquid crystal display 9 to quickly and stably complete steering, time and labor are saved, the device is stable and reliable, the use efficiency of teaching and meeting is greatly improved, in addition, the adjusting knob 13 is screwed to be loosened, then the connecting column 15 is pushed to slide in the sliding groove 12, thereby, the connecting column 15 can drive the display shell 8 to move up and down, simultaneously through the support protection of telescopic 5, stability when can improving LED liquid crystal display 9 greatly and remove, screw up adjust knob 13 after the height-adjusting and fix, and then realized LED liquid crystal display 9's altitude mixture control, convenience simple to use has improved the application range of device.

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. The utility model provides a LED display screen teaching meeting all-in-one which characterized in that: the LED display screen comprises a base (1), a fixed frame (2) is installed at the top of the base (1), a movable shaft (11) is movably connected to the middle of the inside of the fixed frame (2) through a bearing, the movable shaft (11) extends to one end of the outside of the fixed frame (2) to install a turntable (10), both ends of the top of the turntable (10) are connected with fixing seats (4), two supporting columns (7) are fixed at the top of the fixing seats (4), a connecting column (15) is installed between the two supporting columns (7), a connecting plate (14) is fixed on the side wall of the connecting column (15), a display screen shell (8) is installed on one side, away from the connecting column (15), of the connecting plate (14), the side wall of the display screen shell (8) is connected with an LED liquid crystal display screen (9), and a controller (6) is, two spout (12) have all been seted up to the inside of support column (7), spliced pole (15) extend to the inside one end of support column (7) and are connected with spout (12), and close soon between spliced pole (15) and support column (7) and be connected with adjust knob (13), a flexible section of thick bamboo (5) are all installed, two to one side that the bottom both ends of spliced pole (15) are close to support column (7) the one end that spliced pole (15) were kept away from in flexible section of thick bamboo (5) all is connected with carousel (10), LED liquid crystal display (9) and controller (6) electric connection.

2. The LED display screen teaching conference all-in-one machine of claim 1, which is characterized in that: one side that the inside bottom of fixed frame (2) is close to loose axle (11) is through bolt fixedly connected with driving motor (19), second gear (18) are installed to the output shaft of driving motor (19), the outer wall of loose axle (11) just is located fixed frame (2) inside position department and is fixed with first gear (17) with second gear (18) engaged with, movable rod (3) are all installed to the both sides of carousel (10), the top both ends of fixed frame (2) all seted up with movable rod (3) assorted spacing groove (16), driving motor (19) and controller (6) electric connection.

3. The LED display screen teaching conference all-in-one machine of claim 1, which is characterized in that: the base plate is installed to the bottom of base (1), the radiating groove has been seted up to the lateral wall of display screen casing (8).

4. The LED display screen teaching conference all-in-one machine of claim 2, characterized in that: the inner wall of the limiting groove (16) is provided with a rubber pad, and the movable rod (3) is of an L-shaped structure.

5. The LED display screen teaching conference all-in-one machine of claim 1, which is characterized in that: the pull ring is installed at the top of support column (7), and the outer wall of pull ring is provided with the antiskid burr.