Vehicle-mounted passenger flow density monitoring device

Abstract

The utility model discloses a vehicle-mounted passenger flow density monitoring device, which relates to the technical field of monitoring devices and comprises a monitoring device body, a fixing block is fixedly connected above the monitoring device body, a limiting shaft is fixedly connected to the center of the inside of the fixing block, and a disc is slidably connected to the outer wall of the limiting shaft. Connecting rods are rotatably connected to the periphery of the disc, and the other ends of the connecting rods are rotatably connected with movable blocks. According to the vehicle-mounted passenger flow density monitoring device, a shifting rod is shifted downwards to drive a disc to press a spring to move downwards, so that four sets of hooks are expanded outwards to facilitate clamping of a monitoring device body, the monitoring device can be more conveniently installed and maintained, a first motor and a second motor are arranged to drive a rotating rod and a second bevel gear to rotate, and the monitoring device is more convenient to mount and maintain. The camera can rotate by 90 degrees in the transverse direction and also can rotate by 90 degrees downwards, so that the camera can have a wider visual field, and the passenger flow volume can be monitored more conveniently.

Description

Technical Field

[0001] The utility model relates to the technical field of monitoring devices, in particular to a monitoring device for vehicle-mounted passenger flow density. Background Art

[0002] With the development of the times, people often use public transportation such as buses and subways to assist in travel in daily life. However, when there are many people on the subway, it is inevitable that the passengers are unevenly distributed, resulting in crowded places in some places and loose places in others. At this time, it is necessary to monitor the density of passenger flow to allocate passengers in each car to prevent crowding. At this time, a vehicle-mounted passenger flow density monitoring device will be used. However, there are still some shortcomings in the existing vehicle-mounted passenger flow density monitoring device, such as there is no way to disassemble and assemble more conveniently for maintenance, and it is impossible to make the monitoring angle wider to better monitor the passenger flow. Utility Model Content

[0003] In view of the deficiencies in the prior art, the utility model provides a monitoring device for vehicle passenger flow density, which solves the problems of the monitoring device.

[0004] To achieve the above objectives, the utility model is implemented through the following technical solutions: a monitoring device for on-vehicle passenger flow density, including a monitoring device body, a fixed block fixedly connected to the top of the monitoring device body, a limiting shaft fixedly connected to the inner center of the fixed block, a disc slidably connected to the outer wall of the limiting shaft, a connecting rod rotatably connected to the four sides of the disc, a movable block rotatably connected to the other end of the connecting rod, a column fixedly connected to the lower interior of the monitoring device body, a first motor and a second motor fixedly connected to the interior of the column, and an angle sensor, a wireless signal switch and a control module fixedly connected to one end of the monitoring device body.

[0005] Preferably, a card slot is provided on the top of the monitoring device body, a sliding slot is provided on the bottom of the fixed block, the movable block is slidably connected inside the sliding slot, a hook is fixedly connected to the bottom of the movable block, and a spring is slidably connected to the outer wall of the limit shaft.

[0006] Preferably, one end of the disc is fixedly connected to a lever, one end of the fixed block is provided with a prismatic groove, the lever is arranged inside the prismatic groove, both ends of the bottom of the monitoring device body are fixedly connected to support plates, one end of the support plate is rotatably connected to a rotating rod, and the U-shaped rod is rotatably connected to the outer wall of the rotating rod.

[0007] Preferably, a center hole is opened in the middle of the U-shaped rod, a rotating rod is rotatably connected inside the center hole, an L-shaped connecting rod is fixedly connected to the bottom of the rotating rod, a first bevel gear is fixedly connected to the top of the rotating rod, and a second bevel gear is fixedly connected to one end of the rotating rod, and the second bevel gear is meshed with the first bevel gear.

[0008] Preferably, the first motor and the second motor are oriented in opposite directions, one end of the first motor is fixedly connected to a first output shaft, a first belt is connected between the first output shaft and the rotating rod, one end of the second motor is fixedly connected to a second output shaft, a second belt is connected between the second output shaft and the U-shaped rod.

[0009] Preferably, a camera is fixedly connected to one end of the L-shaped connecting rod, and a plurality of groups of screw holes are provided above the fixing block.

[0010] Beneficial Effects

[0011] The utility model provides a monitoring device for vehicle passenger flow density. Compared with the prior art, it has the following features:

[0012] Beneficial effects:

[0013] 1. The vehicle passenger flow density monitoring device drives the disc compression spring to move downward by pushing the lever downward, so that the four sets of hooks are opened outward to facilitate the clamping of the monitoring device body, which makes it more convenient to install and maintain the monitoring device.

[0014] 2. The vehicle passenger flow density monitoring device drives the rotating rod and the second bevel gear to rotate by arranging the first motor and the second motor, so that the camera can be rotated 90 degrees horizontally and 90 degrees downward, so that the camera can have a wider field of view and more conveniently monitor the passenger flow. BRIEF DESCRIPTION OF THE DRAWINGS

[0015] Figure 1 It is a schematic diagram of the overall structure of the utility model;

[0016] Figure 2 It is a schematic diagram of the internal section of the structure of the utility model;

[0017] Figure 3 The utility model structure Figure 2 Schematic diagram of point A;

[0018] Figure 4 It is a schematic diagram of the upper side cutaway of the structural fixing block of the utility model;

[0019] Figure 5 It is a bottom view schematic diagram of the structural fixing block of the utility model.

[0020] In the figure: 1. monitoring device body; 2. support plate; 3. U-shaped rod; 4. rotating rod; 5. L-shaped connecting rod; 6. camera; 7. fixing block; 8. first motor; 9. first output shaft; 10. first belt; 11. rotating rod; 12. center hole; 13. first bevel gear; 14. second bevel gear; 15. slot; 16. angle sensor; 17. column; 18. wireless signal switch; 19. control module; 20. second belt; 21. second output shaft; 22. second motor; 23. movable block; 24. connecting rod; 25. limit shaft; 26. disc; 27. prismatic groove; 28. lever; 29. ​​sliding groove; 30. hook; 31. screw hole; 32. spring. DETAILED DESCRIPTION

[0021] The following will be combined with the drawings in the embodiments of the utility model to clearly and completely describe the technical solutions in the embodiments of the utility model. Obviously, the described embodiments are only part of the embodiments of the utility model, not all of the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by ordinary technicians in this field without creative work are within the scope of protection of the utility model.

[0022] Embodiment 1

[0023] See also Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5 The utility model provides a technical solution: a monitoring device for on-vehicle passenger flow density, comprising a monitoring device body 1, a fixed block 7 is fixedly connected to the top of the monitoring device body 1, a limit shaft 25 is fixedly connected to the inner center of the fixed block 7, a disc 26 is slidably connected to the outer wall of the limit shaft 25, a connecting rod 24 is rotatably connected to the circumference of the disc 26, and a movable block 23 is rotatably connected to the other end of the connecting rod 24, a column 17 is fixedly connected to the inside of the lower part of the monitoring device body 1, a first motor 8 and a second motor 22 are fixedly connected to the inside of the column 17, and an angle sensor 16, a wireless signal switch 18 and a control module 19 are fixedly connected to one end of the monitoring device body 1.

[0024] A card slot 15 is provided on the top of the monitoring device body 1, a sliding slot 29 is provided at the bottom of the fixed block 7, the movable block 23 is slidably connected inside the sliding slot 29, a hook 30 is fixedly connected to the bottom of the movable block 23, and a spring 32 is slidably connected to the outer wall of the limit shaft 25.

[0025] One end of the disc 26 is fixedly connected to a lever 28, one end of the fixed block 7 is provided with a prismatic groove 27, the lever 28 is arranged inside the prismatic groove 27, both ends of the bottom of the monitoring device body 1 are fixedly connected to support plates 2, one end of the support plate 2 is rotatably connected to a rotating rod 11, and the U-shaped rod 3 is rotatably connected to the outer wall of the rotating rod 11.

[0026] The working principle of the vehicle passenger flow density monitoring device based on the first embodiment is: first, the fixing block 7 is fixed to the position to be monitored by bolts through the four screw holes 31 on the top, and then the lever 28 is pressed and moved downward. At this time, the lever 28 drives the disc 26 to compress the spring 32 and move downward. When the disc 26 moves downward, it drives the four groups of connecting rods 24 to move outward on all sides, driving the movable block 23. At this time, the slot 15 of the monitoring device body 1 is aligned with the hook 30 under the connecting rod 24. Then the lever 28 is released, and the spring 32 is reset to drive the disc 26 to move upward, pulling the center of the movable block 23, so that the hook 30 is stuck in the slot 15. The monitoring device can be installed and fixed more conveniently, and the monitoring device can also be disassembled and maintained more conveniently.

[0027] Embodiment 2

[0028] See also Figure 1 , Figure 2 , Figure 3 , Figure 4 , Figure 5 The utility model proposes a vehicle passenger flow density monitoring device. Compared with the first embodiment, the present embodiment further includes: a center hole 12 is opened in the middle of the U-shaped rod 3, a rotating rod 4 is rotatably connected inside the center hole 12, an L-shaped connecting rod 5 is fixedly connected to the bottom of the rotating rod 4, a first bevel gear 13 is fixedly connected to the top of the rotating rod 4, and a second bevel gear 14 is fixedly connected to one end of the rotating rod 11, and the second bevel gear 14 is meshed with the first bevel gear 13.

[0029] The first motor 8 and the second motor 22 are oriented in opposite directions. One end of the first motor 8 is fixedly connected to the first output shaft 9, and a first belt 10 is connected between the first output shaft 9 and the rotating rod 11. One end of the second motor 22 is fixedly connected to the second output shaft 21, and a second belt 20 is connected between the second output shaft 21 and the U-shaped rod 3.

[0030] One end of the L-shaped connecting rod 5 is fixedly connected to a camera 6 , and a plurality of groups of screw holes 31 are provided above the fixing block 7 .

[0031] The working principle of the vehicle passenger flow density monitoring device based on the second embodiment is: when you want to adjust the monitoring angle, directly start the second motor 22, the second motor 22 rotates and drives the second output shaft 21 to rotate, the second output shaft 21 rotates and drives the U-shaped rod 3 to rotate downward, so that the monitoring angle of the camera 6 can be rotated downward by up to ninety degrees, when you want to rotate left or right, start the first motor 8, the first motor 8 drives the first output shaft 9 to rotate, and then the rotating rod 11 is rotated through the first belt 10, and then the rotating rod 11 rotates and drives the second bevel gear 14 to rotate, the second bevel gear 14 rotates and drives the first bevel gear 13 to rotate, the first bevel gear 13 is fixedly connected to the L-shaped connecting rod 5, which can make the L-shaped connecting rod 5 rotate up to ninety degrees left or right, start the angle sensor 16 to control the start, stop and rotation of the first motor 8 and the second motor 22, the column 17 and the control module 19 can be more convenient for remote control, so that the passenger flow in the car can be monitored more comprehensively.

[0032] The above-mentioned specific embodiments are only several preferred embodiments of the present invention. Based on the technical solution of the present invention and the relevant inspiration of the above-mentioned embodiments, those skilled in the art can make various alternative improvements and combinations to the above-mentioned specific embodiments.

Claims

1. A monitoring device for on-vehicle passenger flow density, comprising a monitoring device body (1), characterized in that: A fixed block (7) is fixedly connected to the upper part of the monitoring device body (1), a limit axis (25) is fixedly connected to the inner center of the fixed block (7), a disc (26) is slidably connected to the outer wall of the limit axis (25), a connecting rod (24) is rotatably connected to the circumference of the disc (26), and a movable block (23) is rotatably connected to the other end of the connecting rod (24), a column (17) is fixedly connected to the lower part of the monitoring device body (1), a first motor (8) and a second motor (22) are fixedly connected to the inside of the column (17), and an angle sensor (16), a wireless signal switch (18) and a control module (19) are fixedly connected to one end of the monitoring device body (1).

2. A vehicle passenger flow density monitoring device according to claim 1, characterized in that: A card slot (15) is provided on the top of the monitoring device body (1), a sliding slot (29) is provided on the bottom of the fixed block (7), the movable block (23) is slidably connected inside the sliding slot (29), a hook (30) is fixedly connected to the bottom of the movable block (23), and a spring (32) is slidably connected to the outer wall of the limit shaft (25).

3. A vehicle passenger flow density monitoring device according to claim 2, characterized in that: One end of the disc (26) is fixedly connected to a lever (28), one end of the fixed block (7) is provided with a prismatic groove (27), the lever (28) is arranged inside the prismatic groove (27), both ends of the bottom of the monitoring device body (1) are fixedly connected to support plates (2), one end of the support plate (2) is rotatably connected to a rotating rod (11), and the U-shaped rod (3) is rotatably connected to the outer wall of the rotating rod (11).

4. A vehicle passenger flow density monitoring device according to claim 3, characterized in that: A central hole (12) is provided in the middle of the U-shaped rod (3); a rotating rod (4) is rotatably connected inside the central hole (12); an L-shaped connecting rod (5) is fixedly connected to the bottom of the rotating rod (4); a first bevel gear (13) is fixedly connected to the top of the rotating rod (4); a second bevel gear (14) is fixedly connected to one end of the rotating rod (11); and the second bevel gear (14) is meshed with the first bevel gear (13).

5. The vehicle passenger flow density monitoring device according to claim 4, characterized in that: The first motor (8) and the second motor (22) are oriented in opposite directions; one end of the first motor (8) is fixedly connected to a first output shaft (9); a first belt (10) is connected between the first output shaft (9) and the rotating rod (11); one end of the second motor (22) is fixedly connected to a second output shaft (21); a second belt (20) is connected between the second output shaft (21) and the U-shaped rod (3).

6. A vehicle passenger flow density monitoring device according to claim 5, characterized in that: One end of the L-shaped connecting rod (5) is fixedly connected to a camera (6), and a plurality of groups of screw holes (31) are provided above the fixing block (7).

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