Power mechanism of intelligent detection trolley for railway signal equipment

Abstract

The utility model relates to a power mechanism of an intelligent detection trolley for railway signal equipment, which comprises a shell, a console, a power box, a driving motor, wheels, a brake and a control circuit, the shell is provided with a groove, a partition plate is arranged in the groove, the console is fixedly arranged at the upper end of the partition plate, the power box is arranged at the lower end of the partition plate, and the power box is arranged in the middle of the groove. A battery, a driving motor and a control circuit are arranged in the power box; the control circuit is electrically connected with the brake and the driving motor, and the input end of the control circuit is connected with the console. The wheels are arranged at the bottom of the shell and rotationally connected with the shell, and an axle is arranged between the two wheels and is in transmission connection with an output shaft of the driving motor through a gear. The control console, the control circuit, the driving motor and the brake are arranged, a control instruction is input through the control console, the control circuit controls the driving motor and the brake to achieve movement of the trolley on the steel rail, driving is similar to automobile driving, and the operation comfort and the detection efficiency are improved.

Description

Technical Field

[0001] The utility model relates to the technical field of railway track detection, in particular to a power mechanism of an intelligent detection trolley for railway signal equipment. Background Art

[0002] The "Railway Signal Equipment Intelligent Inspection Cart" is a lightweight electric-driven rail vehicle, equipped with a tooling equipment of the railway signal equipment intelligent inspection system. During operation, the status and parameters of railway signal equipment such as track circuits, compensation capacitors, and transponders are inspected during travel, and the installation position, electrical performance, and functional status of the equipment under test can be intelligently analyzed and compared according to the line design data and signal equipment installation standards. It can accurately locate ground signal equipment with abnormal installation positions or status, and assist on-site technicians in quickly handling and resolving them. It greatly improves the work efficiency of on-site implementation, reduces the risk of equipment abnormalities, and lays a solid foundation for railway safety production.

[0003] Since technicians are required to work on site, most of the existing intelligent detection carts for railway signal equipment are manually operated, or move automatically with technicians. Multiple technicians walk beside the rails, which is a heavy workload. In addition, the detection cart is heavy. Before and after the operation, multiple technicians are required to lift the detection cart to get on or off the track, which is inconvenient to operate.

[0004] Therefore, there is an urgent need for a power mechanism similar to car driving, which enables technicians to conduct inspections by riding in a small car and improve inspection efficiency. Summary of the invention

[0005] The utility model solves the problem that the existing inspection trolley cannot be driven by technicians. A power mechanism of an intelligent inspection trolley for railway signal equipment is proposed, which is equipped with a console, a control circuit, a drive motor and a brake. The control command is input through the console, and the control circuit controls the drive motor and the brake to realize the movement of the trolley on the rail, which is similar to driving a car, improves the comfort of operation and improves the inspection efficiency.

[0006] In order to achieve the above-mentioned purpose, the utility model provides a power mechanism of an intelligent detection trolley for railway signal equipment, including a housing, a console, a power box, a drive motor, wheels, a brake and a control circuit. The housing is provided with a groove, a partition is provided in the groove, the upper end of the partition is fixedly provided with a console, the lower end of the partition is provided with a power box, the power box is provided in the middle of the groove, and a battery, a drive motor and a control circuit are provided in the power box;

[0007] The control circuit is electrically connected to the brake and the drive motor respectively, and the input end of the control circuit is connected to the control console;

[0008] The wheels are arranged at the bottom of the housing and are rotatably connected to the housing. A wheel axle is arranged between the two wheels, and the wheel axle is transmission-connected to the output shaft of the driving motor through gears.

[0009] Furthermore, the console includes a protective cover, a display screen, a speed adjustment switch, a forward and reverse switch and a key switch. The protective cover is a hollow triangular prism structure, and the display screen, speed adjustment switch, forward and reverse switch and key switch are embedded on the side of the protective cover away from the side wall of the groove.

[0010] The control console is set up to facilitate the work of technicians, and provides hardware operating components for speed adjustment, driving direction control and starting, which is easy to operate.

[0011] Furthermore, the control circuit includes a controller and a driver, the input end of the controller is connected to the speed adjustment switch, forward and reverse switch and key switch, the output end of the controller is connected to the input end of the driver, the output end of the driver is connected to the control end of the drive motor, and the display screen is communicatively connected to the controller.

[0012] Setting up the controller and driver provides the hardware circuit basis for realizing driving control.

[0013] Further, the brake comprises a hydraulic brake, a proportional solenoid valve and a pedal switch, the output end of the pedal switch is connected to the controller, and the output end of the controller is electrically connected to the control end of the proportional solenoid valve;

[0014] The hydraulic brake is connected to a hydraulic oil tank through a valve port of a proportional solenoid valve, and a brake shoe of the hydraulic brake is arranged close to the wheel axle.

[0015] It simulates the car foot brake to achieve the deceleration and braking of the power mechanism, with a simple structure and easy operation.

[0016] Furthermore, the power box is a square structure with one side open and the interior hollow, a box door is hinged at the open position of the power box, and a charging port is provided at the top of the power box;

[0017] The battery is connected to a charger, a charging head of the charger is arranged in a charging port, and the battery is electrically connected to a control circuit, a display screen and a drive motor.

[0018] A power box is set up to provide protection for hardware such as batteries, chargers, control circuits, and drive motors.

[0019] Furthermore, the shell is a D-shaped structure, a groove is arranged on the straight section of the shell, and a lighting lamp is arranged on the curved end of the shell. The lighting lamp is fixed to the shell, and the lighting lamp is electrically connected to the output end of the controller.

[0020] Furthermore, a video recorder is arranged above the lighting lamp, a power supply end of the video recorder is electrically connected to the battery, and the video recorder is fixed to the curved end of the shell.

[0021] Furthermore, mounting grooves are respectively provided on both sides of the bottom of the shell, and the mounting grooves are square grooves. Connecting holes are provided on the mounting grooves, and latches are provided in the connecting holes.

[0022] The power mechanism is used as the front of the vehicle, and the track detection device is connected at the rear. A square groove, a connection hole and a latch are provided to facilitate the connection with the track detection device at the rear.

[0023] Through the above technical solution, the beneficial effects of the utility model are:

[0024] The utility model realizes the driving of the track inspection trolley. A shell, a control console, a power box, a drive motor, wheels, brakes and a control circuit are provided. During operation, the control console's adjustment switch, forward and reverse switch and key switch output operation signals, and the control circuit controls the drive motor to rotate the wheels to realize the movement of the trolley on the rail. A brake is provided, and the brake is combined with the control circuit to realize the deceleration and braking of the trolley. The driving information can be viewed through the display screen. Provides a hardware basis for driving. The power mechanism is equivalent to a locomotive, and the technician can drive the power mechanism like driving a car. Compared with walking under the track to control the trolley or letting the trolley move with the technician, the technician's working comfort is improved, and the operation is simple, which improves the efficiency of detection. BRIEF DESCRIPTION OF THE DRAWINGS

[0025] Figure 1 This is one of the structural schematic diagrams of the power mechanism of the intelligent detection trolley of railway signal equipment of the utility model;

[0026] Figure 2 This is the second structural schematic diagram of the power mechanism of the intelligent detection trolley for railway signal equipment of the utility model;

[0027] Figure 3 This is a circuit schematic diagram of a power mechanism of an intelligent detection trolley for railway signal equipment of the utility model;

[0028] Figure 4 It is a schematic diagram of the mechanism of an intelligent detection trolley for railway signal equipment based on a power mechanism;

[0029] Figure 5 This is the third structural schematic diagram of the power mechanism of the intelligent detection trolley for railway signal equipment of the utility model.

[0030] Figure numbers: 1 is a housing, 2 is a control console, 3 is a power box, 4 is a drive motor, 5 is a wheel, 6 is a brake, 7 is a partition, 8 is a display screen, 9 is a speed adjustment switch, 10 is a forward and reverse switch, 11 is a key switch, 12 is a controller, 13 is a driver, 14 is a proportional solenoid valve, 15 is a pedal switch, 16 is a lighting lamp, 17 is a video recorder, 18 is a mounting slot, 19 is a connecting hole, and 20 is a latch. DETAILED DESCRIPTION

[0031] The utility model is further described below in conjunction with the accompanying drawings and specific embodiments:

[0032] Example 1

[0033] like Figures 1 to 5 As shown, a power mechanism of an intelligent detection trolley for railway signal equipment includes a housing 1, a console 2, a power box 3, a drive motor 4, wheels 5, a brake 6 and a control circuit. The housing 1 is provided with a groove, a partition 7 is provided in the groove, the console 2 is fixedly provided at the upper end of the partition 7, the power box 3 is provided at the lower end of the partition 7, the power box 3 is provided in the middle of the groove, and a battery, a drive motor 4 and a control circuit are provided in the power box 3;

[0034] The control circuit is electrically connected to the brake 6 and the drive motor 4 respectively, and the input end of the control circuit is connected to the control console 2;

[0035] The wheels 5 are disposed at the bottom of the housing 1 and are rotatably connected to the housing 1 . A wheel axle is disposed between two wheels 5 , and the wheel axle is transmission-connected to an output shaft of the driving motor 4 via gears.

[0036] The console 2 includes a protective cover, a display screen 8, a speed adjustment switch 9, a forward and reverse switch 10 and a key switch 11. The protective cover is a hollow triangular prism structure, and the display screen 8, the speed adjustment switch 9, the forward and reverse switch 10 and the key switch 11 are embedded on one side of the protective cover away from the side wall of the groove.

[0037] The control circuit includes a controller 12 and a driver 13, the input end of the controller 12 is connected to the speed adjustment switch 9, the forward and reverse switch 10 and the key switch 11, the output end of the controller 12 is connected to the input end of the driver 13, the output end of the driver 13 is connected to the control end of the drive motor 4, and the display screen 8 is communicatively connected to the controller 12.

[0038] The brake 6 includes a hydraulic brake, a proportional solenoid valve 14 and a pedal switch 15, wherein the output end of the pedal switch 15 is connected to the controller 12, and the output end of the controller 12 is electrically connected to the control end of the proportional solenoid valve 14;

[0039] The hydraulic brake is connected to a hydraulic oil tank via a valve port of a proportional solenoid valve 14, and the brake pads of the hydraulic brake are arranged close to the wheel axle.

[0040] The power box 3 is a square structure with one side open and the inside hollow. A box door is hinged at the open position of the power box 3, and a charging port is provided at the top of the power box 3;

[0041] The battery is connected to a charger, a charging head of the charger is arranged in a charging port, and the battery is electrically connected to a control circuit, a display screen 8 and a drive motor 4 .

[0042] The housing 1 is a D-shaped structure, a groove is arranged on the straight section of the housing 1 , and a lighting lamp 16 is arranged on the curved end of the housing 1 . The lighting lamp 16 is fixed to the housing 1 and is electrically connected to the output end of the controller 12 .

[0043] A video recorder 17 is disposed above the lighting lamp 16 . The power supply end of the video recorder 17 is electrically connected to the battery. The video recorder 17 is fixed to the curved end of the housing 1 .

[0044] The bottom of the housing 1 is provided with mounting grooves 18 on both sides, each of which is a square groove. A connecting hole 19 is provided on the mounting groove 18 , and a latch 20 is provided in the connecting hole 19 .

[0045] In this embodiment, the power supply outputs DC24V or DC5V current. The controller 12 is a PLC controller, the driver 13 is a frequency converter, and the display screen 8 is an HMI module.

[0046] During operation, the technicians lift the power mechanism onto the rails, so that the wheels 5 fit into the rails, and then Figure 4 As shown, the detection device is fixedly assembled into a detection trolley through a mounting groove 18, a connecting hole 19, a latch 20 and a power mechanism. Since the detection trolley can be disassembled, the detection trolley is more labor-saving when going on and off the road, and is easy to operate.

[0047] During operation, the technician sits on the inspection trolley. Insert the key into the key switch 11, turn the key to turn on the key switch 11, close the key switch 11, and power on the port connecting the key switch 11 and the controller 12. The controller 12 is powered on and works, and the display screen 8 is always on. In this embodiment, the display screen 8 is used to display the gear position, vehicle speed, and driving direction. Then, the gear position is selected through the speed adjustment switch 9. The adjustment switch 9 is a rotary switch, and the initial position is 0 gear, and the drive motor 4 is not powered. After the gear position is selected, the controller 12 uses the PWM control method to output a control signal corresponding to the gear position, and the controller 12 controls the driver 13 to power on the drive motor 4. The output shaft of the drive motor 4 is provided with a gear, and meshes with the gear on the wheel axle. The rotation of the drive motor 4 drives the wheel axle to rotate. When the wheel axle rotates, the wheel 5 rotates, and the trolley moves.

[0048] When deceleration is required, the pedal switch 15 is pressed, and the pedal switch 15 outputs an electrical signal to the controller 12. The controller 12 controls the drive motor 4 to cut off the power through the driver 13. At the same time, the controller 12 controls the valve port of the proportional solenoid valve 14 to open, and the hydraulic brake of the brake 6 is connected to the hydraulic oil tank. The brake pad of the hydraulic brake contacts the wheel axle, and the wheel 5 is braked. The pedal switch 15 outputs different electrical signals according to different pressures, so that the controller 12 uses PWM control to control the valve port opening of the proportional solenoid valve 14 to achieve smooth deceleration and braking.

[0049] When the traveling direction of the detection vehicle needs to be changed, the connection contact of the forward and reverse switch 10 is changed. The forward and reverse switch 10 is a rotary switch. When the forward and reverse switch 10 is rotated, the electrical signal received by the controller 12 changes. The controller 12 controls the drive motor 4 to reverse through the driver 13, and the detection vehicle moves in the opposite direction.

[0050] The embodiments described above are only preferred embodiments of the present invention and are not intended to limit the scope of implementation of the present invention. Therefore, any equivalent changes or modifications made based on the structures, features and principles described in the patent scope of the present invention should be included in the patent application scope of the present invention.

Claims

1. A power mechanism of an intelligent detection trolley for railway signal equipment, characterized in that: The invention comprises a housing (1), a control console (2), a power box (3), a drive motor (4), a wheel (5), a brake (6) and a control circuit, wherein the housing (1) is provided with a groove, a partition (7) is provided in the groove, the control console (2) is fixedly provided at the upper end of the partition (7), the power box (3) is provided at the lower end of the partition (7), the power box (3) is provided in the middle of the groove, and a battery, a drive motor (4) and a control circuit are provided in the power box (3); The control circuit is electrically connected to the brake (6) and the drive motor (4) respectively, and the input end of the control circuit is connected to the control console (2); The wheels (5) are arranged at the bottom of the housing (1) and are rotationally connected to the housing (1); a wheel axle is arranged between the two wheels (5); the wheel axle is transmission-connected to the output shaft of the drive motor (4) via gears.

2. The power mechanism of the intelligent detection trolley for railway signal equipment according to claim 1 is characterized in that: The console (2) comprises a protective cover, a display screen (8), a speed regulating switch (9), a forward / reverse switch (10) and a key switch (11); the protective cover is a hollow triangular prism-shaped structure; the display screen (8), the speed regulating switch (9), the forward / reverse switch (10) and the key switch (11) are embedded in a side of the protective cover away from the side wall of the groove.

3. The power mechanism of the intelligent detection trolley for railway signal equipment according to claim 2 is characterized in that: The control circuit comprises a controller (12) and a driver (13); an input end of the controller (12) is connected to the speed regulating switch (9), the forward and reverse switch (10) and the key switch (11); an output end of the controller (12) is connected to an input end of the driver (13); an output end of the driver (13) is connected to a control end of the drive motor (4); and the display screen (8) is communicatively connected to the controller (12).

4. The power mechanism of the intelligent detection trolley for railway signal equipment according to claim 3 is characterized in that: The brake (6) comprises a hydraulic brake, a proportional solenoid valve (14) and a pedal switch (15), wherein an output end of the pedal switch (15) is connected to the controller (12), and an output end of the controller (12) is electrically connected to a control end of the proportional solenoid valve (14); The hydraulic brake is connected to a hydraulic oil tank via a valve port of a proportional solenoid valve (14), and a brake shoe of the hydraulic brake is arranged close to the wheel axle.

5. The power mechanism of the intelligent detection trolley for railway signal equipment according to claim 3 is characterized in that: The power box (3) is a square structure with one side open and a hollow interior. A box door is hingedly connected to the open position of the power box (3), and a charging port is provided at the top of the power box (3); The battery is connected to a charger, the charging head of the charger is arranged in the charging port, and the battery is electrically connected to the control circuit, the display screen (8) and the drive motor (4).

6. The power mechanism of the intelligent detection vehicle for railway signal equipment according to claim 3 is characterized in that: The housing (1) is of a D-shaped structure; a groove is provided on a straight section of the housing (1); a lighting lamp (16) is provided on a curved end of the housing (1); the lighting lamp (16) is fixed to the housing (1); and the lighting lamp (16) is electrically connected to an output end of a controller (12).

7. The power mechanism of the intelligent detection trolley for railway signal equipment according to claim 6 is characterized in that: A video recorder (17) is arranged above the lighting lamp (16); a power supply end of the video recorder (17) is electrically connected to the battery; the video recorder (17) is fixed to the curved end of the housing (1).

8. The power mechanism of the intelligent detection vehicle for railway signal equipment according to claim 1 is characterized in that: The bottom sides of the housing (1) are respectively provided with mounting grooves (18), the mounting grooves (18) being square grooves, the mounting grooves (18) being provided with connection holes (19), and the connection holes (19) being provided with latch pins (20).

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