Auxiliary display device for quickly confirming position of platform door

Abstract

The utility model discloses an auxiliary display device for quickly confirming the position of a platform door, which belongs to the technical field of display devices and comprises a vertical column. By arranging the four display screens surrounding the stand column, people can check the position information of the station platform at multiple angles without walking to the positions opposite to the display screens, time is saved to a certain degree, and when sunlight or light in a station hall affects light sources of the display screens, the display screens can display the position information of the station platform at multiple angles. When the display screen reflects light and the photosensitive sensor receives strong light, a signal can be transmitted to the PLC, the PLC controls the motor to work, the transmission mechanism drives the sleeve to move longitudinally, the display screen is adjusted to a proper viewing angle, and the display screen is matched with reminding of the voice broadcaster, so that the viewing angle of the display screen is adjusted to a proper range. Therefore, people can quickly confirm the specific information of the station platform.

Description

Technical Field

[0001] The utility model relates to the technical field of display devices, and more specifically, to an auxiliary display device for quickly confirming the position of platform doors. Background Art

[0002] Currently, for bullet trains and subways, dispatching system display screens suspended above the platform are used to display information such as train numbers, train running directions, or running times. Signs indicating the positions of different carriages of the train are provided on the platform floor. People can correspond to the signs on the ground according to the information displayed on the display screen to confirm the specific positions of the platform doors.

[0003] In the actual use of the existing auxiliary display devices for confirming the positions of platform doors, by setting up dispatching system display screens, people coming and going can view them and search according to the corresponding information. However, the display angle of the display screen is limited, and people from all around cannot view it synchronously. Moreover, high-speed railway stations or some subway platforms are not completely enclosed, and are easily affected by factors such as sunlight, resulting in the phenomenon of the display screen reflecting light. It is not easy to adjust the angle of the display screen in a timely manner, so that people need to repeatedly identify to confirm the specific information, affecting the use effect. Therefore, it is urgent to improve the technology of the structure of the auxiliary display device for confirming the positions of platform doors to improve this device. Summary of the Utility Model

[0004] 1. Technical Problems to be Solved

[0005] Aiming at the problems existing in the prior art, the purpose of the utility model is to provide an auxiliary display device for quickly confirming the positions of platform doors. When using the auxiliary display device for quickly confirming the positions of platform doors, by setting up four display screens surrounding the column, people can view the position information of the station platform from multiple angles without having to walk to the position opposite the display screen, saving time to a certain extent. And when sunlight or the light in the platform hall affects the light source of the display screen, causing the display screen to reflect light, when the photosensitive sensor receives relatively strong light, it can transmit the signal to the PLC controller, and the PLC controller controls the motor to work. Through the transmission mechanism, the sleeve moves longitudinally, so that the rotating rod pushes the display screens around the column to rotate, thereby adjusting the display screens to a suitable viewing angle, and with the reminder of the voice announcer, people can more quickly confirm the specific information of the station platform.

[0006] Technical Solutions

[0007] To solve the above problems, the utility model adopts the following technical solutions.

[0008] An auxiliary display device for quickly confirming the position of platform doors, comprising a column, the bottom end of the column is fixedly connected with a base, and four struts are fixedly connected to the outer end of the column. Among them,

[0009] The distances between the four struts are equal. One end of the strut away from the column is rotatably connected with a rotating seat, the other end of the rotating seat is fixedly connected with a bottom plate, and a display screen is embedded in the outer end of the bottom plate. A chute is opened inside the column, a slider is slidably connected inside the chute, opening grooves are opened at the positions of the column corresponding to the bottom plate, the opening grooves are communicated with the chute, and a connecting rod is slidably connected inside the opening grooves;

[0010] A sleeve is sleeved outside the column, the connecting rod is connected between the slider and the sleeve, and a rotating rod is rotatably connected between the sleeve and each of the four bottom plates. A transmission mechanism drives the sleeve to move longitudinally inside the column. A voice broadcaster is detachably installed at the bottom end of the bottom plate, and a photosensitive sensor is arranged at the front end of the display screen.

[0011] Preferably, a plurality of mounting holes are opened at the top end of the base, and internal threads are carved at the inner wall of the mounting holes.

[0012] Preferably, a threaded rod is rotatably connected inside the chute, the threaded rod penetrates through the slider, a through hole is opened at the bottom end of the column close to the chute, the threaded rod extends into the through hole and is rotatably connected with the through hole. A groove is opened at the bottom end of the column close to the through hole, a driven gear is fixedly connected to the bottom end of the threaded rod, the driven gear is located inside the groove and is rotatably connected with the groove, a driving gear is meshed with the side end of the driven gear, a connecting shaft is fixedly connected to the middle of the side end of the driving gear, the connecting shaft extends outside the column and is rotatably connected with the column, and a motor is fixedly connected to the end of the connecting shaft. The motor is hung outside the column.

[0013] Preferably, the threaded rod and the slider are threadedly connected, and a threaded hole is opened at one end of the slider corresponding to the threaded rod.

[0014] Preferably, both the driven gear and the driving gear are conical reversing gears, and the driven gear and the driving gear have the same size.

[0015] Preferably, the photosensitive sensor is arranged parallel to the display screen, and the model of the photosensitive sensor is a patch type LXD / GB5-A1DPZ photosensitive sensor.

[0016] Beneficial effects

[0017] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0018] (1) In this utility model, by setting four display screens surrounding the column, people can view the platform position information from multiple angles without having to walk to the position opposite the display screen, saving time to a certain extent. When sunlight or the light in the platform hall affects the light source of the display screen and causes the display screen to reflect light, when the photosensitive sensor receives relatively strong light, it can transmit the signal to the PLC controller, and the PLC controller controls the motor to work. The motor drives the sleeve to move longitudinally through the transmission mechanism, so that the rotating rod pushes the display screens around the column to rotate, thereby adjusting the display screens to a suitable viewing angle. Combined with the reminder of the voice announcer, people can confirm the specific information of the platform more quickly.

[0019] (2) In this utility model, the control terminal is connected to the train dispatching system. When the train is about to arrive at the station, according to the data of the train dispatching system, the central processor controls the display screen and the voice announcer, so that the current train number, each platform number, the increasing direction of the platform number, and the decreasing direction of the carriage number are displayed on the display screen, so that people can confirm the specific platform position information. When the reflection phenomenon occurs, the photosensitive sensor transmits the received signal to the PLC controller, and the PLC controller controls the motor to work. The motor drives the driving gear to rotate, and the driving gear drives the driven gear to rotate through the meshing structure formed with the driven gear. The driven gear drives the threaded rod to rotate, so that the threaded rod drives the sleeve to move longitudinally through the threaded connection formed with the slider, thereby adjusting the angle of the display screen. Brief Description of the Drawings

[0020] Figure 1 is a three-dimensional structural schematic diagram of the present utility model;

[0021] Figure 2 is a front sectional structural schematic diagram of the present utility model;

[0022] Figure 3 is of the present utility model Figure 2 partial enlarged structural schematic diagram at A in;

[0023] Figure 4 is a process structural schematic diagram of the present utility model.

[0024] 1. Column; 2. Base; 3. Mounting hole; 4. Support pillar; 5. Rotating seat; 6. Base plate; 7. Display screen; 8. Slide groove; 9. Slide block; 10. Open slot; 11. Connecting rod; 12. Sleeve; 13. Rotating rod; 14. Threaded rod; 15. Through hole; 16. Groove; 17. Driven gear; 18. Driving gear; 19. Connecting shaft; 20. Motor; 21. Voice announcer; 22. Photosensitive sensor. Detailed Description of the Preferred Embodiment

[0025] The following will clearly and completely describe the technical solutions in the embodiments of the present utility model in conjunction with the accompanying drawings in the embodiments of the present utility model; obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all the embodiments. All other embodiments obtained by those of ordinary skill in the art based on the embodiments of the present utility model without creative efforts shall fall within the protection scope of the present utility model.

[0026] Embodiment

[0027] Please refer to Figures 1-4 , an auxiliary display device for quickly confirming the position of platform doors, including a column 1. A base 2 is fixedly connected to the bottom end of the column 1. Four struts 4 are fixedly connected to the outer end of the column 1. Among them,

[0028] the distances between the four struts 4 are equal. The end of the strut 4 away from the column 1 is rotatably connected to a rotating seat 5. The other end of the rotating seat 5 is fixedly connected to a bottom plate 6. A display screen 7 is embedded in the outer end of the bottom plate 6. A chute 8 is opened inside the column 1. A slider 9 is slidably connected inside the chute 8. Open slots 10 are opened at the positions of the column 1 corresponding to the bottom plate 6. The open slots 10 are communicated with the chute 8. A connecting rod 11 is slidably connected inside the open slots 10;

[0029] A sleeve 12 is sleeved outside the column 1. The connecting rod 11 is connected between the slider 9 and the sleeve 12. Rotating rods 13 are rotatably connected between the sleeve 12 and the four bottom plates 6. The sleeve 12 is longitudinally moved inside the column 1 by a transmission mechanism. A voice announcer 21 is detachably installed at the bottom end of the bottom plate 6. A photosensitive sensor 22 is provided at the front end of the display screen 7.

[0030] By providing four display screens 7 surrounding the column 1, people can view the position information of the station platform from multiple angles without having to walk to the position opposite the display screen 7, saving time to a certain extent. And when the sunlight or the light in the platform hall affects the light source of the display screen 7 and causes the display screen 7 to reflect light, when the photosensitive sensor 22 receives relatively strong light, it can transmit a signal to the PLC controller and control the motor 20 to work through the PLC controller. The sleeve 12 is longitudinally moved through the transmission mechanism, so that the rotating rod 13 pushes the display screens 7 around the column 1 to rotate, thereby adjusting the display screens 7 to a suitable viewing angle, and cooperating with the reminder of the voice announcer 21, enabling people to quickly confirm the specific information of the station platform.

[0031] Please refer to Figures 1-3, a plurality of mounting holes 3 are provided at the top end of the base 2, internal threads are chiseled at the inner wall of the mounting holes 3, a threaded rod 14 is rotatably connected inside the chute 8, the threaded rod 14 penetrates through the slider 9, a through hole 15 is provided at the bottom end of the column 1 close to the chute 8, the threaded rod 14 extends into the through hole 15 and forms a rotational connection with the through hole 15, a groove 16 is provided at the bottom end of the column 1 close to the through hole 15, a driven gear 17 is fixedly connected to the bottom end of the threaded rod 14, the driven gear 17 is located inside the groove 16 and forms a rotational connection with the groove 16, a driving gear 18 is meshed with the side end of the driven gear 17, a connecting shaft 19 is fixed in the middle of the side end of the driving gear 18, the connecting shaft 19 extends to the outside of the column 1 and forms a rotational connection with the column 1, and a motor 20 is fixedly connected to the end of the connecting shaft 19, and the motor 20 is hung outside the column 1.

[0032] When the motor 20 works, it drives the driving gear 18 to rotate. The driving gear 18 drives the driven gear 17 to rotate through the meshing structure formed with the driven gear 17. The driven gear 17 drives the threaded rod 14 to rotate. As a result, the threaded rod 14 drives the sleeve 12 to move longitudinally through the threaded connection formed with the slider 9, so that the rotating rod 13 pushes the display screens 7 around the column 1 to rotate, thereby adjusting the display screens 7 to a suitable viewing angle.

[0033] Please refer to Figures 1-2 , the threaded rod 14 forms a threaded connection with the slider 9. A threaded hole is provided at one end of the slider 9 corresponding to the threaded rod 14. Both the driven gear 17 and the driving gear 18 are tapered reversing gears, and the driven gear 17 and the driving gear 18 have the same size. The photosensitive sensor 22 is arranged in parallel with the display screen 7, and the model of the photosensitive sensor 22 is the patch type LXD / GB5-A1DPZ photosensitive sensor.

[0034] When the sunlight or the light in the platform hall affects the light source of the display screen 7, causing the display screen 7 to reflect light, when the photosensitive sensor 22 receives relatively strong light, it can transmit a signal to the PLC controller, and control the motor 20 to work through the PLC controller, and drive the sleeve 12 to move longitudinally through the transmission mechanism, so as to achieve the purpose of adjusting the angle of the display screen 7.

[0035] Working principle: When the auxiliary display device for quickly confirming the position of the platform screen door is in use, first, the control terminal is connected to the train dispatching system. When the train is about to arrive at the station, according to the data of the train dispatching system, the central processor controls the display screen 7 and the voice broadcaster 21, so that the current train number, each platform number, the increasing direction of the platform number, and the decreasing direction of the car number are displayed on the display screen 7, so that people can confirm the specific platform position information. By setting four display screens 7 surrounding the column 1, people can view the platform position information of the station from multiple angles without walking to the position opposite to the display screen 7, saving time to a certain extent;

[0036] When the sunlight or the light in the platform hall affects the light source of the display screen 7, causing the display screen 7 to reflect light, when the photosensitive sensor 22 receives relatively strong light, it can transmit the signal to the PLC controller, and control the motor 20 to work through the PLC controller. The driving mechanism drives the sleeve 12 to move longitudinally, so that the rotating rod 13 pushes the display screen 7 around the column 1 to rotate, so as to adjust the display screen 7 to a suitable viewing angle, and cooperate with the reminder of the voice broadcaster 21, so that people can quickly confirm the specific information of the station platform.

[0037] Although the embodiments of the present invention have been shown and described, for those of ordinary skill in the art, it can be understood that various changes, modifications, substitutions and variations can be made to these embodiments without departing from the principle and spirit of the present invention. The scope of the present invention is defined by the appended claims and their equivalents.

Claims

1. An auxiliary display device for quickly confirming the position of a platform door, comprising a column (1), characterized in that: The bottom end of the column (1) is fixedly connected to a base (2), and the outer end of the column (1) is fixedly connected to four pillars (4), wherein: The distances between the four pillars (4) are equal; one end of the pillar (4) away from the column (1) is rotatably connected to a rotating seat (5); the other end of the rotating seat (5) is fixedly connected to a bottom plate (6); a display screen (7) is embedded at the outer end of the bottom plate (6); a slide groove (8) is provided inside the column (1); a slider (9) is slidably connected inside the slide groove (8); an open groove (10) is provided at a position of the column (1) corresponding to the bottom plate (6); the open groove (10) is connected to the slide groove (8); and a connecting rod (11) is slidably connected inside the open groove (10); The column (1) is provided with a sleeve (12) on the outside, the connecting rod (11) is connected between the slider (9) and the sleeve (12), the sleeve (12) and the four bottom plates (6) are rotatably connected with a rotating rod (13), the column (1) drives the sleeve (12) to move longitudinally through a transmission mechanism, the bottom end of the bottom plate (6) is detachably provided with a voice announcer (21), and the front end of the display screen (7) is provided with a light-sensitive sensor (22).

2. The auxiliary display device for quickly confirming the platform door position according to claim 1, characterized in that: A plurality of mounting holes (3) are provided at the top of the base (2), and internal threads are bored on the inner walls of the mounting holes (3).

3. The auxiliary display device for quickly confirming the platform door position according to claim 1, characterized in that: The transmission mechanism comprises a threaded rod (14), a through hole (15), a groove (16), a driven gear (17), a driving gear (18), a connecting shaft (19) and a motor (20); the interior of the slide groove (8) is rotatably connected to the threaded rod (14); the threaded rod (14) passes through the slider (9); the column (1) is provided with a through hole (15) at the bottom end near the slide groove (8); the threaded rod (14) extends into the interior of the through hole (15) and is rotatably connected to the through hole (15); the column (1) is provided with a groove (16) at the bottom end near the through hole (15) 6), the bottom end of the threaded rod (14) is fixedly connected to a driven gear (17), the driven gear (17) is located in the groove (16) and is rotatably connected to the groove (16), the side end of the driven gear (17) is meshingly connected to a driving gear (18), a connecting shaft (19) is fixed to the middle of the side end of the driving gear (18), the connecting shaft (19) extends to the outside of the column (1) and is rotatably connected to the column (1), the end of the connecting shaft (19) is fixedly connected to a motor (20), and the motor (20) is hung on the outside of the column (1).

4. The auxiliary display device for quickly confirming the platform door position according to claim 3, characterized in that: The threaded rod (14) and the slider (9) are threadedly connected, and a screw hole is formed at one end of the slider (9) corresponding to the threaded rod (14).

5. The auxiliary display device for quickly confirming the platform door position according to claim 3, characterized in that: The driven gear (17) and the driving gear (18) are both bevel reversing gears, and the driven gear (17) and the driving gear (18) have the same size.

6. The auxiliary display device for quickly confirming the platform door position according to claim 1, characterized in that: The photosensor (22) is arranged in parallel with the display screen (7), and the model of the photosensor (22) is a patch type LXD / GB5-A1DPZ photosensor.

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