Urban rail transit monorail self-walking limit detector

Abstract

The utility model discloses a monorail self-walking limit detector for urban rail transit. The monorail self-walking limit detector comprises a vehicle body frame, a power supply module, a detection part, a walking part and a control part, the vehicle body frame is used for mounting and connecting the power supply module, the detection part, the walking part and the control part; the detection part comprises a radar detection module and an attitude detection module; the walking part comprises a motor, walking wheels, guide wheels and anti-tilting wheels, the walking wheels comprise two driving wheels and one driven wheel, the guide wheels are four vertical cylindrical shafts, and the anti-tilting wheels are four inclined cylindrical shafts; and the control part comprises a walking driving control module and a data processing and analyzing module. The device can automatically run in the whole process, can greatly save labor cost, is small in size, and runs on a single track.

Description

Technical Field

[0001] The utility model relates to the technical field of rail transit measurement, and specifically relates to a single-rail self-propelled clearance detector for urban rail transit. Background Art

[0002] The spatial dimension determined by comprehensively comparing factors such as vehicle contour dimensions and performance, line characteristics, equipment installation, and construction methods is called the clearance. The clearance is an index to ensure the safe and stable operation of urban rail transit within a specific space, and is also an important index for the construction, completion acceptance, and daily operation and maintenance of urban rail transit projects. Clearance detection can effectively avoid the occurrence of foreign object intrusion accidents and ensure the safety of vehicle personnel.

[0003] Traditional clearance detection requires full manual control during operation, which consumes a large amount of manpower, has low efficiency, a long operation cycle, and cannot meet the needs of detecting new lines and daily operation monitoring under the background of the continuous growth of urban rail transit mileage. Moreover, it requires double-rail support, has a large volume, and is inconvenient to transfer. Content of the Utility Model

[0004] The purpose of the utility model is to provide a single-rail self-propelled clearance detector for urban rail transit, so as to solve the problems of low working efficiency, long operation cycle, large volume, inconvenient transfer, and limited measurement points of existing detection equipment.

[0005] To achieve the above purpose, the utility model provides the following technical solution: A single-rail self-propelled clearance detector for urban rail transit, comprising a vehicle body frame, a power supply module, a detection part, a walking part, and a control part. The vehicle body frame is used to install and connect the power supply module, the detection part, the walking part, and the control part;

[0006] The walking part is composed of a motor, walking wheels, guide wheels, and anti-tilting wheels. Among them, the walking wheels include 2 driving wheels and 1 driven wheel, the guide wheels are 4 vertical cylindrical shafts, and the anti-tilting wheels are 4 inclined cylindrical shafts. The walking part receives signals from the control part to make the detector travel and prevent the detector from tipping over;

[0007] The detection part includes a radar detection module and an attitude detection module.

[0008] The present invention can operate automatically throughout the process, can greatly save labor costs, and has a small volume and runs on a single rail.

[0009] Preferably, the power supply module is installed above the rear part of the vehicle body frame, and the power supply module supplies power to the motor, the control part, and the detection part.

[0010] Preferably, the detection part is located in the middle of the frontmost part of the vehicle body frame and includes a radar detection module and an attitude detection module. The radar detection module detects the distance from the object to the radar, and the attitude detection module detects the real-time attitude of the detector.

[0011] Preferably, the traveling wheels include a driving wheel and a driven wheel;

[0012] Preferably, there are 2 driving wheels in total. The 2 driving wheels are installed on both sides of the lower part of the rear of the detector and are located on both sides above the track when the detector is running. Both of the 2 driving wheels are correspondingly connected to the motor to drive the detector to run;

[0013] The driven wheel (6) is installed at the front of the detector and is located in the middle above the track when the detector is running; the driven wheel can support the weight of the detector and rotates depending on the driving force of the driving wheel.

[0014] Preferably, 4 guiding wheels and 4 anti-tilting wheels are each installed. The 4 guiding wheels are symmetrically distributed on both sides of the front part and both sides of the rear part of the vehicle body frame, and the 4 anti-tilting wheels are symmetrically distributed on both sides of the lower part of the front part and both sides of the lower part of the rear part of the vehicle body frame;

[0015] The guiding wheels control the detector to run along the direction of the track without deviation during running, and the anti-tilting wheels can prevent the detector from tipping over during running.

[0016] Compared with the prior art, the beneficial effects of the present utility model are as follows:

[0017] 1. The whole process of this detector runs automatically, improving the detection efficiency, shortening the operation cycle, and saving a large amount of labor costs.

[0018] 2. This detector is small in size, runs on a single track, and is convenient for transfer.

[0019] 3. This detector is based on 360° laser scanning technology, which is a non-contact non-destructive measurement, and has good stability and anti-interference ability.

[0020] 4. It realizes continuous full-section contour scanning measurement of the line, obtains the clearance state data within the entire measurement section, marks the intrusion positions, and quantitatively records the intrusion degree and safety margin. Description of the Drawings

[0021] The drawings are used to provide further understanding of the present utility model, and constitute a part of the specification. Together with the embodiments of the present utility model, they are used to explain the present utility model, and do not constitute a limitation to the present utility model. In the drawings:

[0022] Figure 1 is the structural schematic diagram of the present utility model;

[0023] Figure 2 is the front view of the present utility model;

[0024] Figure 3 is the side view of the present utility model.

[0025] In the figure: 1, vehicle body frame; 2, control unit; 3, power supply module; 4, driving wheel; 5, motor; 6, driven wheel; 7, guiding wheel; 8, anti-tipping wheel; 9, detection unit. Specific embodiments

[0026] To make the purpose, technical solutions and advantages of the embodiments of the present utility model clearer, the technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are part of the embodiments of the present utility model, rather than all of the embodiments. Based on the embodiments in the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts belong to the scope of protection of the present utility model. Therefore, the following detailed description of the embodiments of the present utility model provided in the drawings is not intended to limit the scope of the present utility model to be protected, but merely represents the selected embodiments of the present utility model.

[0027] Please refer to Figures 1 - 3 , in an embodiment of the present utility model, a single-track self-propelled clearance detector for urban rail transit includes a vehicle body frame 1, a power supply module 3, a detection unit 9, a traveling unit, and a control unit 2. The vehicle body frame 1 is used to install and connect the power supply module 3, the detection unit 9, the traveling unit, and the control unit 2;

[0028] The traveling unit is composed of a motor 5, traveling wheels, guiding wheels 7, and anti-tipping wheels 8. Among them, the traveling wheels include 2 driving wheels 4 and 1 driven wheel 6. The guiding wheels 7 are 4 vertical cylindrical shafts, and the anti-tipping wheels 8 are 4 inclined cylindrical shafts. The traveling unit receives signals from the control unit to make the detector travel and prevent the detector from tipping over;

[0029] The detection unit 9 includes a radar detection module and an attitude detection module;

[0030] The control unit 2 includes a traveling control and drive module and a data processing and analysis module, which controls the detector to travel, collects and processes data;

[0031] The power supply module 3 is installed above the rear of the vehicle body frame 1, and the power supply module 3 supplies power to the motor 5, the control unit 2, and the detection unit 9;

[0032] The detection unit 9 is located in the middle of the front of the vehicle body frame 1 and includes a radar detection module and an attitude detection module. The radar detection module detects the distance from the object to the radar, and the attitude detection module detects the real-time attitude of the detector.

[0033] The traveling wheels include a driving wheel 4 and a driven wheel 6;

[0034] There are two driving wheels 4 in total. The two driving wheels 4 are installed on both sides of the lower part at the rear of the detector. When the detector is traveling, they are on both sides above the track. Both of the two driving wheels 4 are correspondingly connected to a motor 5 for driving the detector to travel;

[0035] The driven wheel 6 is installed at the front of the detector. When the detector is traveling, it is in the middle above the track; the driven wheel can support the weight of the detector and rotate depending on the driving force of the driving wheel.

[0036] The positions where the three traveling wheels are installed provide sufficient support for the detector during travel, enabling it to travel smoothly.

[0037] There are 4 guiding wheels 7 and 4 anti-tipping wheels 8 respectively. The 4 guiding wheels 7 are symmetrically distributed on both sides of the front part and both sides of the rear part of the vehicle body frame 1. The 4 anti-tipping wheels 8 are symmetrically distributed on both sides of the lower part of the front part and both sides of the lower part of the rear part of the vehicle body frame 1;

[0038] The guiding wheels 7 control the detector to travel along the direction of the track without deviation during travel, and the anti-tipping wheels 8 can prevent the detector from tipping over during travel.

[0039] The control unit 2 controls the traveling unit. The driving component of the traveling unit drives the motor 5 to make the self-propelled clearance detector travel according to a predetermined trajectory and speed, and collect real-time speed data to calculate the traveling distance; the control unit 2 controls the operating state of the detection unit 9 and collects the distance data between the surrounding objects and the radar and the real-time attitude data of the detector; the control unit 2 performs displacement correction on the distance data between the surrounding objects and the radar to obtain the distance data based on the center line of the track, combines attitude correction to form cross-section clearance data, and performs three-dimensional splicing of the cross-section clearance data according to the traveling distance of the self-propelled clearance detector.

[0040] The vehicle body frame 1 is used to fix the above modules in a certain manner and position, and connect the power supply module 3 and data to ensure the effective operation of each module and the stable transmission of data.

[0041] Finally, it should be noted that the above are only the preferred embodiments of the present invention and are not used to limit the present invention. Although the present invention has been described in detail with reference to the foregoing embodiments, those skilled in the art can still modify the technical solutions recorded in the foregoing embodiments, or perform equivalent substitution on some of the technical features. Any modification, equivalent substitution, improvement, etc. made within the spirit and principle of the present invention shall be included in the protection scope of the present invention.

Claims

1. An urban rail transit single-track self-propelled clearance detector, comprising a vehicle body frame (1), a power supply module (3), a detection part (9), a walking part, and a control part (2), characterized in that: The vehicle body frame (1) is used to mount and connect the power module (3), the detection unit (9), the traveling unit, and the control unit (2); The traveling unit is composed of a motor (5), traveling wheels, guide wheels (7), and anti-tipping wheels (8). Among them, the traveling wheels include 2 driving wheels (4) and 1 driven wheel (6). The guide wheels (7) are 4 vertical cylindrical shafts, and the anti-tipping wheels (8) are 4 inclined cylindrical shafts; The detection unit (9) includes a radar detection module and an attitude detection module.

2. The single-rail self-propelled clearance detector for urban rail transit according to claim 1, wherein: The power module (3) is installed above the rear part of the vehicle body frame (1), and the power module (3) supplies power to the motor (5), the control unit (2), and the detection unit (9).

3. The single-rail self-propelled clearance detector for urban rail transit according to claim 2, wherein: The detection unit (9) is located in the middle of the front of the vehicle body frame (1), and includes a radar detection module and an attitude detection module.

4. The single-track self-propelled clearance detector for urban rail transit according to claim 3, characterized in that: The traveling wheels include driving wheels (4) and driven wheels (6); There are two driving wheels (4) in total. The two driving wheels (4) are installed on both sides of the lower part of the rear of the detector, and the two driving wheels (4) are respectively connected to the motor (5); The driven wheel (6) is installed at the front of the detector.

5. The single-rail self-propelled clearance detector for urban rail transit according to claim 4, characterized in that: There are 4 guide wheels (7) and 4 anti-tipping wheels (8) respectively. The 4 guide wheels (7) are symmetrically distributed on both sides of the front part and both sides of the rear part of the vehicle body frame (1), and the 4 anti-tipping wheels (8) are symmetrically distributed on both sides of the lower part of the front part and both sides of the lower part of the rear part of the vehicle body frame (1).

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