CN213070477U

CN213070477U - Vehicle-mounted LED display screen

Info

Publication number: CN213070477U
Application number: CN202022472136.6U
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 vehicle-mounted LED display screen, which relates to the technical field of LED display screens and comprises a fixed bottom box, a connecting plate and a display main screen, wherein the display main screen is fixedly connected with the fixed bottom box through the connecting plate, two sides of the front side of the connecting plate are provided with parallel tracks, the front side of the interior of the parallel tracks is uniformly provided with first magnetic sheets, two sides of the back side of the display main screen are provided with fixed shafts, the surfaces of the fixed shafts are hinged with rotating shafts, one side surface of the rotating shafts, which is close to the connecting plate, is uniformly provided with second magnetic sheets which are magnetically attracted with the first magnetic sheets, one end of the rotating shafts, which is close to the display main screen, is provided with a control switch, the display main screen and the connecting plate are adopted to complete the fixation of the display main screen through magnetic attraction, the rotating shafts are rotated through the, fixing after the height adjustment is completed, the adaptation of the main display screen to the watching heights of various crowds is effectively guaranteed, and the use performance of the main display screen is improved.

Description

Vehicle-mounted LED display screen

Technical Field

The utility model relates to a LED display screen technical field especially relates to an on-vehicle LED display screen.

Background

Along with the radio technology development, the rate of utilization of on-vehicle wireless LED display screen is higher and higher, a with the on-vehicle wireless LED display screen of wireless LED display screen fixation on the back of seat, everyone uses a wireless LED display screen, but because the seat on the car now can angle regulation and distance, on-vehicle wireless LED display screen changes angle and distance along with the activity of seat, makes the back watch the user and use wireless LED display screen very inconvenient.

According to the vehicle-mounted wireless LED display screen disclosed by the Chinese patent No. CN210591655U, the movable ball is moved to the caliber of the embedded groove, then the movable ball and the embedded rod are rotated and the embedded rod is clamped in the clamping groove, at the moment, the first sliding groove is communicated with the second sliding groove, at the moment, the second bearing is moved into the second sliding groove, the direction of pulling the inside of the wireless LED display screen is changed, the effect of changing the distance and the angle between the wireless LED display screen and a user can be achieved, the supporting and fixing effects of four movable mechanisms are utilized, the stability of the wireless LED display screen reaching the proper distance and angle is ensured, the use experience of the wireless LED display screen is improved, when all the second bearings are clamped in the first sliding groove, then the movable ball is inserted into the bottom of the embedded groove, the four second bearings are respectively clamped in the first sliding grooves of the first fixed bottom plate and the second fixed bottom plate, the adhesion effect of primary and secondary sticking and the clamping effect of the first sliding groove, the fixing effect of the back plate and the wireless LED display screen is ensured.

However, when the vehicle-mounted LED display screen is designed, the angle of the display screen is adjustable only by adopting the manner of the snap fit, the method is complex to adjust, and the display screen is easy to be electrically connected, which is not beneficial to use.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the shortcoming that exists among the prior art, and the on-vehicle LED display screen that proposes.

In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides an on-vehicle LED display screen, includes fixed end box, connecting plate and display main screen, the display main screen passes through connecting plate and fixed end box fixed connection, the positive both sides of connecting plate are equipped with parallel track, the inside positive even array of parallel track is equipped with first magnetic sheet, display main screen back both sides are equipped with the fixed axle, the fixed axle surface is equipped with the rotation axis, and the rotation axis is articulated with the fixed axle, the rotation axis is close to a side surface even array of connecting plate and is equipped with the second magnetic sheet, and second magnetic sheet and first magnetic sheet magnetism inhale fixedly, the rotation axis is close to display main screen one end and is equipped with control switch, and control switch offsets with the display main screen bottom surface.

Preferably, a rotary hole is formed in the top of the connecting plate, a rotary rack is arranged on the circumferential array of the inner wall of the rotary hole, a rotary rod is arranged in the rotary hole, a fixed rack meshed with the rotary rack is arranged on the surface of the rotary rod, two ends of the rotary rod are fixedly connected with the inside of the fixed bottom box, telescopic rods are fixedly arranged on the back of the connecting plate close to two sides of the edge of the top of the connecting plate, and one ends of the telescopic rods, far away from the connecting plate, are fixedly welded with the inside.

Preferably, fixed end box one side is equipped with the earphone chamber, the earphone chamber includes bluetooth headset and spring wire, earphone intracavity wall is equipped with the earphone couple, earphone couple bottom is equipped with the spring wire, the fixed bluetooth headset that is equipped with of spring wire one end, and bluetooth headset passes through spring wire and display main screen electric connection, the earphone chamber is close to fixed end box's side department and is equipped with the sliding plate, the fixed promotion handle that is equipped with in sliding plate side, the sliding plate top position has been seted up with the sliding plate correspondence to fixed end box side, the sliding plate tip embedding sliding tray is interior.

Preferably, the fixed bottom box is openly seted up square groove, connecting plate and display main screen all are located square groove, the fixed bottom box back is close to bottom edge central point and puts and be equipped with power source, the fixed bottom box openly corresponds the position with power source and is equipped with switch, switch and display main screen electric connection.

Preferably, the inside lithium cell that is equipped with in one side that earphone chamber was kept away from to fixed end box, fixed end box side is equipped with the charging wire, the charging wire tip is equipped with the interface that charges, the one end that the interface that charges was kept away from to the charging wire runs through fixed end box side and lithium cell electric connection.

Preferably, the width of the parallel tracks is the same as the depth of the front face of the connecting plate, and the diameter of the rotating shaft is 1/3 of the width of the parallel tracks.

Advantageous effects

The utility model discloses in, the magnetism of the rotation axis that adopts the display main screen back to set up and the second magnetic sheet is inhaled with the magnetism of the first magnetic sheet in the parallel track of connecting plate surface and is accomplished the fixed of display screen, thereby it drives second magnetic sheet and first magnetic sheet dislocation magnetism through control switch and inhale and reduce or break off, thereby adjust the height that shows the main screen, resetting through the accuracy control switch, accomplish fixed after the altitude mixture control, effectively ensure to show the main screen and to multiple crowd's the adaptation of watching the height, improve the performance that shows the main screen.

Drawings

FIG. 1 is a front cross-sectional view of a vehicle LED display screen;

FIG. 2 is a schematic perspective view of a vehicle-mounted LED display screen;

FIG. 3 is a side cross-sectional view of a vehicle LED display screen;

FIG. 4 is a rear structure view of a main display screen of a vehicle-mounted LED display screen.

Illustration of the drawings:

1. fixing the bottom box; 2. a square groove; 3. a power interface; 4. a lithium battery; 5. a charging wire; 6. a charging interface; 7. an earphone cavity; 701. the earphone is hooked; 702. a spring wire; 703. a Bluetooth headset; 704. a sliding groove; 705. a sliding plate; 706. pushing the handle; 8. a connecting plate; 9. parallel tracks; 10. a first magnetic sheet; 11. a telescopic rod; 12. rotating the hole; 13. rotating the rack; 14. rotating the rod; 15. fixing a rack; 16. displaying a main screen; 17. a fixed shaft; 18. a rotating shaft; 19. a second magnetic sheet; 20. a control switch; 21. and a power switch.

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 vehicle-mounted LED display screen comprises a fixed bottom box 1, a connecting plate 8 and a display screen, wherein a main display screen 16 is fixedly connected to the fixed bottom box 1 through the connecting plate 8, parallel tracks 9 are arranged on two sides of the front surface of the connecting plate 8, first magnetic sheets 10 are uniformly arranged on the front surface inside the parallel tracks 9 in an array manner, fixed shafts 17 are arranged on two sides of the back surface of the main display screen 16, a rotating shaft 18 is arranged on the surface of each fixed shaft 17, the rotating shaft 18 is hinged to the corresponding fixed shaft 17, second magnetic sheets 19 are uniformly arranged on the surface of one side, close to the connecting plate 8, of the rotating shaft 18, the second magnetic sheets 19 are fixed to the first magnetic sheets 10 in the parallel tracks 9 on the surface of the connecting plate 8 in a magnetic manner, a control switch 20 is arranged at one end, close to the main display screen 16, of the rotating shaft 18 is abutted against the bottom surface of the main display screen, the rotating angle of the rotating shaft 18 is enabled to drive the second magnetic sheet 19 and the first magnetic sheet 10 to be reduced or disconnected through the control switch 20 by dislocation magnetic attraction, so that the height of the main display screen 16 is adjusted, the main display screen is reset through the accuracy control switch 20 to complete fixation after height adjustment, the adaptation of the main display screen 16 to the viewing height of various crowds is effectively guaranteed, the service performance of the main display screen 16 is improved, the top of the connecting plate 8 is provided with a rotating hole 12, a rotating rack 13 is arranged on a circumferential array of the inner wall of the rotating hole 12, a rotating rod 14 is arranged in the rotating hole 12, a fixed rack 15 meshed with the rotating rack 13 is arranged on the surface of the rotating rod 14, two ends of the rotating rod 14 are fixedly connected with the inside of the fixed bottom box 1, telescopic rods 11 are fixedly arranged on two sides of the back of the connecting plate 8, one end of, the connecting board 8 rotates outwards, the rotating rack 13 in the rotating hole 12 at the top of the connecting board 8 rotates around the fixed rack 15 on the surface of the rotating rod 14 in a meshing manner, so that the display main screen 16 connected with the connecting board 8 is driven to rotate together with the connecting board 8, meanwhile, the telescopic rod 11 at the back of the connecting board 8 generates outward pulling force due to the rotation of the connecting board 8, so that the telescopic rod 11 extends, so that the connecting board 8 and the display main screen 16 with rotating angles are synchronously supported, the stability of the connecting board 8 and the display main screen 16 after rotating angles is kept, the earphone cavity 7 is arranged at one side of the fixed bottom box 1, the earphone cavity 7 comprises a Bluetooth earphone 703 and a spring wire 702, the inner wall of the earphone cavity 7 is provided with an earphone hook 701, the bottom of the earphone hook 701 is provided with the spring wire 702, one end of the spring wire 702 is fixedly provided with the Bluetooth, a sliding plate 705 is arranged on the side surface of the earphone cavity 7 close to the fixed bottom box 1, a pushing handle 706 is fixedly arranged on the side surface of the sliding plate 705, a sliding groove 704 is arranged on the side surface of the fixed bottom box 1 corresponding to the top position of the sliding plate 705, the end part of the sliding plate 705 is embedded into the sliding groove 704, the earphone cavity 7 is arranged, so that the display main screen 16 is matched with the Bluetooth earphone 703 for use, the Bluetooth earphone 703 is prevented from being lost through a spring wire 702 matched with the Bluetooth earphone 703, a square groove 2 is arranged on the front surface of the fixed bottom box 1, the connecting plate 8 and the display main screen 16 are both positioned in the square groove 2, a power interface 3 is arranged on the back surface of the fixed bottom box 1 close to the center position of the bottom edge, a power switch 21 is arranged on the front surface of the fixed bottom box 1 corresponding to the power interface 3, the power switch 21 is electrically connected with the display main screen, fixed end box 1 is kept away from the inside lithium cell 4 that is equipped with in one side of earphone chamber 7, fixed end box 1 side is equipped with charging wire 5, charging wire 5 tip is equipped with the interface 6 that charges, charging wire 5 is kept away from the one end of interface 6 that charges and is run through fixed end box 1 side and lithium cell 4 electric connection, parallel rail 9's width is the same with the positive degree of depth of through connection board 8, the diameter of rotation axis 18 is 1/3 of parallel rail 9 width, through lithium cell 4 and the setting of interface 6 that charges, can make the user charge to electronic equipment, and convenient to use.

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 an on-vehicle LED display screen, includes fixed end box (1), connecting plate (8) and demonstration main screen (16), its characterized in that: show main screen (16) and fixed end box (1) fixed connection through connecting plate (8), connecting plate (8) openly both sides are equipped with parallel track (9), the inside front even array of parallel track (9) is equipped with first magnetic sheet (10), show main screen (16) back both sides and be equipped with fixed axle (17), fixed axle (17) surface is equipped with rotation axis (18), and rotation axis (18) and fixed axle (17) are articulated, the even array of a side surface that rotation axis (18) are close to connecting plate (8) is equipped with second magnetic sheet (19), and second magnetic sheet (19) and first magnetic sheet (10) magnetism are inhaled fixedly, rotation axis (18) are close to show main screen (16) one end and are equipped with control switch (20), and control switch (20) and show main screen (16) bottom surface counterbalance.

2. The vehicle-mounted LED display screen according to claim 1, characterized in that: rotatory hole (12) have been seted up at connecting plate (8) top, rotatory hole (12) inner wall circumference array is equipped with rotating rack (13), be equipped with rotary rod (14) in rotatory hole (12), rotary rod (14) surface is equipped with fixed rack (15) with rotating rack (13) meshing, rotary rod (14) both ends all with fixed end box (1) inside fixed connection, connecting plate (8) back is close to top edge both sides and is fixed telescopic link (11) that is equipped with, connecting plate (8) was kept away from in telescopic link (11) one end and fixed end box (1) inside weld fixed.

3. The vehicle-mounted LED display screen according to claim 1, characterized in that: the earphone comprises a fixed bottom box (1), and is characterized in that an earphone cavity (7) is arranged on one side of the fixed bottom box (1), the earphone cavity (7) comprises a Bluetooth earphone (703) and a spring wire (702), an earphone hook (701) is arranged on the inner wall of the earphone cavity (7), the spring wire (702) is arranged at the bottom of the earphone hook (701), the Bluetooth earphone (703) is fixedly arranged at one end of the spring wire (702), the Bluetooth earphone (703) is electrically connected with a display main screen (16) through the spring wire (702), a sliding plate (705) is arranged at the side, close to the fixed bottom box (1), of the earphone cavity (7), a pushing handle (706) is fixedly arranged on the side of the sliding plate (705), a sliding groove (704) is formed in the position, corresponding to the top, of the side of the fixed bottom box (1) and the sliding plate (705), and the end of.

4. The vehicle-mounted LED display screen according to claim 1, characterized in that: square recess (2) have openly been seted up to fixed end box (1), connecting plate (8) and demonstration main screen (16) all are located square recess (2), fixed end box (1) back is close to bottom edge central point and puts and be equipped with power source (3), fixed end box (1) openly corresponds the position with power source (3) and is equipped with switch (21), switch (21) and demonstration main screen (16) electric connection.

5. The vehicle-mounted LED display screen of claim 3, wherein: fixed end box (1) is kept away from the inside lithium cell (4) that is equipped with in one side of earphone chamber (7), fixed end box (1) side is equipped with charging wire (5), charging wire (5) tip is equipped with interface (6) that charge, charging wire (5) are kept away from the one end of interface (6) that charges and are run through fixed end box (1) side and lithium cell (4) electric connection.

6. The vehicle-mounted LED display screen according to claim 1, characterized in that: the width of the parallel track (9) is the same as the depth penetrating the front face of the connecting plate (8), and the diameter of the rotating shaft (18) is 1/3 of the width of the parallel track (9).