CN213070476U

CN213070476U - Multifunctional LED display screen for commerce

Info

Publication number: CN213070476U
Application number: CN202022472116.9U
Authority: CN
Inventors: 韩歌
Original assignee: Shandong Liangbifa Photoelectric Technology Co ltd
Current assignee: SHANDONG YUNFEI PHOTOELECTRIC TECHNOLOGY Co.,Ltd.
Priority date: 2020-10-30
Filing date: 2020-10-30
Publication date: 2021-04-27
Anticipated expiration: 2030-10-30

Abstract

The utility model provides a commercial multifunctional LED display screen, which relates to the technical field of display devices and comprises a display screen main body and a bearing base, wherein the bottom of the display screen main body is provided with the bearing base, the top surface inside the bearing base is fixedly provided with a first telescopic rod, the bottom of the first telescopic rod is fixedly provided with a second telescopic rod, one end of the second telescopic rod, which is far away from the first telescopic rod, is provided with a fixed shaft, the fixed shaft is vertical to the second telescopic rod, two sides of the surface of the fixed shaft are respectively provided with a rotating part, the top of the rotating part is provided with a pneumatic cylinder, the end part of a movable shaft of the pneumatic cylinder is fixedly provided with a projection lens, the bearing base at the bottom of the display screen main body is internally provided with the projection lens driven by the pneumatic cylinder, the influence in the display screen main body can be projected to a larger screen surface through the projection lens, the display, the manufacturing cost of the display screen is effectively saved, and the display range of the image of the display screen is improved.

Description

Multifunctional LED display screen for commerce

Technical Field

The utility model relates to a display device technical field especially relates to a multi-functional LED display screen is used in commercial affairs.

Background

The LED screen is a display screen which is used for controlling the display mode of a semiconductor light-emitting diode, is made of gallium, arsenic, phosphorus, nitrogen and indium compounds, can radiate visible light when electrons and holes are compounded, can be used for making the light-emitting diode, can be used as an indicator lamp in circuits and instruments, or can be used for forming character or digital display, is used for emitting red light by a gallium arsenide phosphide diode, emitting green light by a gallium phosphide diode, emitting yellow light by a silicon carbide diode and emitting blue light by an indium gallium nitride diode, and is used for displaying various information such as characters, figures, images, animation, quotation, videos, video signals and the like by controlling the display mode of the semiconductor light-emitting diode and consisting of a plurality of light-emitting diodes and displaying characters by the on and off of the lamps.

According to the Chinese patent No. CN109949715A, the multifunctional LED display screen comprises at least one display screen unit; two adjacent display screen units are hinged; each display screen unit comprises a base, a main frame arranged on the base and a display screen main body arranged on the main frame; a power supply module and an LED controller are arranged in the base; the multifunctional LED display screen provided by the invention can be placed on the ground at a target position for use by arranging the base, does not need to carry out complicated installation work, and is very convenient to use and move; the power supply module and the LED controller are arranged in the base, and the weight of the bottom of the multifunctional LED display screen is increased, so that the multifunctional LED display screen is not prone to overturning when placed at a target position.

However, when the number of people on the display screen is large, the display area of the display screen is limited, and the display screen cannot be clearly observed by people in front of and behind the display screen due to the fact that the number of people on the display screen is large, and the display screen is not beneficial to use of the display screen.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a multifunctional LED display screen for business.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a multi-functional LED display screen is used in commercial affairs, includes display screen main part and bearing base, display screen main part bottom is equipped with the bearing base, the fixed first telescopic link that is equipped with of the inside top surface of bearing base, the fixed second telescopic link that is equipped with in first telescopic link bottom, the one end that first telescopic link was kept away from to the second telescopic link is equipped with the fixed axle, and the fixed axle is perpendicular with the second telescopic link, fixed axle surface both sides all are equipped with the rotating member, the rotating member top is equipped with the pneumatic cylinder, and the rotating member top fixed connection of pneumatic cylinder bottom surface and fixed axle both sides, the loose axle end fixing of pneumatic cylinder is equipped with projection.

Preferably, the bearing base openly is equipped with the folded sheet, and folded sheet tip and bearing base top edge fixed connection, the fixed movable pulley that is equipped with in fixed axle bottom both ends, the inside bottom surface of bearing base has seted up the spacing groove near the marginal both sides of folded sheet, and the spacing inslot wall is the same with the movable pulley outer wall profile.

Preferably, the wheel groove has all been seted up to the outside bottom surface four corners of bearing base, the wheel inslot is equipped with the removal wheel, and removes the center pin and the wheel groove lateral wall of wheel and fix, and removes inside the wheel 1/2 embedding wheel groove.

Preferably, the central point that the display screen main part openly is close to the bottom edge puts and is equipped with the display switch, and display switch and display screen main part electric connection, the display screen main part back corresponds the position with the display switch and is equipped with power socket.

Preferably, the rotating member is engaged with the fixed shaft through insections, and the threshold of the rotation angle of the fixed shaft and the rotating member is 90 degrees.

Preferably, a gap of 1mm-2mm is formed between the inner rod and the outer rod of the first telescopic rod, the surface and the inner wall of the first telescopic rod are both subjected to smooth polishing treatment, and the inner rod and the outer rod of the first telescopic rod are connected in a sliding mode.

Preferably, the horizontal central axis of the opened projection lens coincides with the horizontal central axis of the display screen main body, and the vertical central axis of the projection lens coincides with the vertical central axis of the display screen main body in the space on the front side of the display screen main body.

Advantageous effects

The utility model discloses in, be equipped with pneumatic cylinder driven projection lens in the bearing base of adoption display screen main part bottom, can make the influence in the display screen main part see through projection lens projection to bigger curtain surface, can effectively increase the demonstration breadth of display screen, even the guarantee also can have wider display effect under the less condition of display screen main part, effectual saving display screen manufacturing cost improves the demonstration breadth of display screen image.

Drawings

FIG. 1 is a side cross-sectional view of a multi-functional commercial LED display screen;

FIG. 2 is a schematic diagram of a three-dimensional structure of a multifunctional commercial LED display screen;

FIG. 3 is an enlarged view taken at A in FIG. 2;

fig. 4 is a bottom three-dimensional structure diagram of a multifunctional commercial LED display screen.

Illustration of the drawings:

1. a display screen main body; 2. a power outlet; 3. a display switch; 4. a load-bearing base; 5. a wheel groove; 6. a moving wheel; 7. folding the board; 8. a first telescopic rod; 9. a second telescopic rod; 10. a fixed shaft; 11. a rotating member; 12. a pneumatic cylinder; 13. a projection lens; 14. a sliding wheel; 15. a limiting groove.

Detailed Description

In order to make the technical means, the creation features, the achievement purposes and the functions of the present invention easy to understand, the present invention will be further explained below with reference to the following embodiments and the accompanying drawings, but the following embodiments are only the preferred embodiments of the present invention, and not all embodiments are included. Based on the embodiments in the implementation, other embodiments obtained by those skilled in the art without any creative work belong to the protection scope of the present invention.

Specific embodiments of the present invention will be described below with reference to the accompanying drawings.

The specific embodiment is as follows:

referring to fig. 1-4, a multifunctional LED display screen for business use comprises a display screen main body 1 and a bearing base 4, the bearing base 4 is disposed at the bottom of the display screen main body 1, a first telescopic rod 8 is fixedly disposed on the top surface inside the bearing base 4, a second telescopic rod 9 is fixedly disposed at the bottom of the first telescopic rod 8, a fixed shaft 10 is disposed at one end of the second telescopic rod 9 away from the first telescopic rod 8, the fixed shaft 10 is perpendicular to the second telescopic rod 9, rotating members 11 are disposed on both sides of the surface of the fixed shaft 10, a pneumatic cylinder 12 is disposed at the top of the rotating member 11, the bottom surface of the pneumatic cylinder 12 is fixedly connected to the tops of the rotating members 11 on both sides of the fixed shaft 10, a projection lens 13 is fixedly disposed at the end of the movable shaft of the pneumatic cylinder 12, a folding plate 7 is disposed on the front surface of the bearing base 4, the, the inner bottom surface of the bearing base 4 near the two sides of the edge of the folding plate 7 is provided with a limit groove 15, and the inner wall of the limit groove 15 has the same profile with the outer wall of the sliding wheel 14, through the arrangement of the bearing base 4, when the display screen main body 1 is not enough to adapt to the display requirement of the space, through the upward folding of the folding plate 7, the fixed shaft 10 in the bearing base 4 is lifted, the interlocked first telescopic rod 8 is contracted upwards, the sliding wheel 14 at the bottom of the fixed shaft 10 is separated from the limit groove 15, the second telescopic rod 9 is extended through the outward pulling of the fixed shaft 10, the fixed shaft 10 is pulled out from the bearing base 4, through the rotating part 11 on the surface of the fixed shaft 10, the rotating part 11 drives the pneumatic cylinder 12 to rotate 90 degrees, then the movable end of the pneumatic cylinder 12 extends when the pneumatic cylinder 12 operates, the projection lens 13 fixed with the end of the pneumatic cylinder 12 moves upwards along with the movable end of the pneumatic cylinder 12, until the central line of the projection lens 13 coincides with the central line of the display screen main body 1, the horizontal central axis of the opened projection lens 13 coincides with the horizontal central axis of the display screen main body 1, the vertical central axis of the projection lens 13 coincides with the vertical central axis of the display screen main body 1 in the space of the front surface of the display screen main body 1, the pneumatic cylinder 12 stops the remote rotation, the display image of the display screen main body 1 is projected to the surface of the curtain through the projection lens 13 to expand the display image width, the projection lens 13 driven by the pneumatic cylinder 12 is arranged in the bearing base 4 at the bottom of the display screen main body 1, the influence in the display screen main body 1 can be projected to the surface of the larger curtain through the projection lens 13, the display width of the display screen can be effectively increased, the wider display effect can be achieved even if the display screen main body 1 is smaller, and the manufacturing cost of the display screen can be effectively saved, the display range of the display screen image is improved, four corners of the outer bottom surface of the bearing base 4 are respectively provided with a wheel groove 5, a moving wheel 6 is arranged in the wheel groove 5, the central shaft of the moving wheel 6 is fixed with the side wall of the wheel groove 5, the position movement of the whole device is completed through the moving wheel 6, the labor is saved, the rotating part 11 is meshed with the fixed shaft 10 through the insection, the threshold value of the rotating angle of the fixed shaft 10 and the rotating part 11 is 90 degrees, a gap of 1mm-2mm is arranged between the inner rod and the outer rod of the first telescopic rod 8, the surface and the inner wall of the first telescopic rod 8 are both subjected to smooth polishing treatment, the inner rod and the outer rod of the first telescopic rod 8 are in sliding connection, the display switch 3 is arranged at the central position, close to the bottom edge, of the front surface of the display screen main body 1, the display switch 3 is electrically connected, external wires through power socket 2 provide the power supply to display screen main part 1, ensure the normal operating of display screen equipment.

In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.

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 preferred examples of the present invention, and is not intended to limit the present invention, and that the present invention can have various changes and modifications without departing from the spirit and scope of the present invention, and these changes and modifications all fall into the scope of the claimed invention. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides a multi-functional LED display screen is used in commercial affairs, includes display screen main part (1) and bearing base (4), its characterized in that: display screen main part (1) bottom is equipped with bearing base (4), the fixed first telescopic link (8) that is equipped with of inside top surface of bearing base (4), first telescopic link (8) bottom is fixed and is equipped with second telescopic link (9), the one end that first telescopic link (8) were kept away from in second telescopic link (9) is equipped with fixed axle (10), and fixed axle (10) are perpendicular with second telescopic link (9), fixed axle (10) surface both sides all are equipped with rotating member (11), rotating member (11) top is equipped with pneumatic cylinder (12), and rotating member (11) top fixed connection of pneumatic cylinder (12) bottom surface and fixed axle (10) both sides, the loose axle end fixing of pneumatic cylinder (12) is equipped with projection lens (13).

2. The multifunctional commercial LED display screen of claim 1, wherein: bearing base (4) openly are equipped with folded sheet (7), and folded sheet (7) tip and bearing base (4) top edge fixed connection, fixed axle (10) bottom both ends are fixed and are equipped with movable pulley (14), spacing groove (15) have been seted up to the marginal both sides that the inside bottom surface of bearing base (4) is close to folded sheet (7), and spacing groove (15) inner wall is the same with movable pulley (14) outer wall profile.

3. The multifunctional commercial LED display screen of claim 1, wherein: race (5) have all been seted up to bearing base (4) outside bottom surface four corners, be equipped with in race (5) and remove wheel (6), and the center pin that removes wheel (6) is fixed with race (5) lateral wall, and removes inside wheel (6)1/2 embedding race (5).

4. The multifunctional commercial LED display screen of claim 1, wherein: display screen main part (1) openly is close to the central point of bottom edge and puts and be equipped with display switch (3), and display switch (3) and display screen main part (1) electric connection, display screen main part (1) back corresponds the position with display switch (3) and is equipped with power socket (2).

5. The multifunctional commercial LED display screen of claim 1, wherein: the rotating piece (11) is meshed with the fixed shaft (10) through the insections, and the threshold value of the rotating angle of the fixed shaft (10) and the rotating piece (11) is 90 degrees.

6. The multifunctional commercial LED display screen of claim 1, wherein: a gap of 1mm-2mm is formed between the inner rod and the outer rod of the first telescopic rod (8), the surface and the inner wall of the first telescopic rod (8) are subjected to smooth polishing treatment, and the inner rod and the outer rod of the first telescopic rod (8) are connected in a sliding mode.

7. The multifunctional commercial LED display screen of claim 1, wherein: the horizontal central axis of the opened projection lens (13) coincides with the horizontal central axis of the display screen main body (1), and the vertical central axis of the projection lens (13) coincides with the vertical central axis of the display screen main body (1) in the space on the front side of the display screen main body (1).