阅读说明：本技术 一种线路检测系统及检测方法、捣固车 (Circuit detection system and method and tamping vehicle ) 是由 *** 赵雪玉 卫明 于 2020-06-15 设计创作，主要内容包括：一种线路检测系统及检测方法、捣固车,系统包括：连接装置、角度测量装置以及与所述角度测量装置连接的偏差检测装置,所述连接装置用于连接车辆的第一检测位置和车辆的第二检测位置,所述第一检测位置比所述第二检测位置先作业；所述角度测量装置位于第一检测位置,用于测量所述连接装置与预先设置的基准线之间的角度；所述偏差检测装置用于根据所述连接装置与基准线之间的角度以及所述第一检测位置和第二检测位置之间的距离检测所述第二检测位置是否偏差。采用本申请中的方案,以作业后的第一检测位置作为基准点来计算未作业的第二检测位置的线路偏差,检测结果准确,且无需多次计算及校正计算值。(A line detection system, a detection method and a tamping car are provided, the system comprises: the device comprises a connecting device, an angle measuring device and a deviation detecting device connected with the angle measuring device, wherein the connecting device is used for connecting a first detecting position of a vehicle and a second detecting position of the vehicle, and the first detecting position works before the second detecting position; the angle measuring device is positioned at a first detection position and used for measuring an angle between the connecting device and a preset datum line; the deviation detecting device is used for detecting whether the second detection position deviates or not according to the angle between the connecting device and the datum line and the distance between the first detection position and the second detection position. By adopting the scheme in the application, the line deviation of the second detection position which is not operated is calculated by taking the first detection position after operation as the reference point, the detection result is accurate, and the calculation value does not need to be calculated and corrected for many times.)

1. A line detection system, comprising: a connecting device, an angle measuring device and a deviation detecting device connected with the angle measuring device,

the connecting device is used for connecting a first detection position of the vehicle and a second detection position of the vehicle, and the first detection position works before the second detection position;

the angle measuring device is positioned at a first detection position and used for measuring an angle between the connecting device and a preset datum line;

the deviation detecting device is used for detecting whether the second detection position deviates or not according to the angle between the connecting device and the datum line and the distance between the first detection position and the second detection position.

2. The system of claim 1,

the first detection position is positioned on a first measuring rod in the vertical direction;

the second detection position is positioned on a second measuring rod in the vertical direction;

the first measuring rod and the second measuring rod are both connected with a vehicle, and the second measuring rod is movably connected in the vertical direction.

3. The system of claim 2,

the height from the first detection position to the bottom of the first measuring rod is the same as the height from the second detection position to the bottom of the second measuring rod;

the angle measuring device is used for measuring the angle between the connecting device and the horizontal line;

the deviation detection device is used for calculating a deviation value of the second detection position according to an angle between the connecting device and a horizontal line and a distance between the first detection position and the second detection position in the horizontal direction.

4. The system of claim 1,

the first detection position is positioned on a first cross beam in the horizontal direction;

the second detection position is positioned on a second cross beam in the horizontal direction;

the first cross beam and the second cross beam are both fixedly connected with the vehicle in the horizontal direction and are parallel to the axle direction.

5. The system of claim 4,

the ratio of the distance from the first detection position to the two ends of the first beam is the same as the ratio of the distance from the second detection position to the two ends of the second beam;

the angle measuring device is used for measuring an angle between the connecting device and a vertical line of the axle;

the deviation detection device is used for calculating the deviation value of the second detection position according to the angle between the connecting device and the vertical line of the axle and the distance between the first detection position and the second detection position and the direction vertical to the axle.

6. The system of claim 5, wherein the first beam and the second beam are the same length, the first detection location is located in the middle of the first beam, and the second detection location is located in the middle of the second beam.

7. The system of claim 3 or 5,

the deviation detection device is further used for detecting whether the line at the second detection position has deviation or not according to the deviation value of the second detection position and the operation standard value of the second detection position.

8. The system of claim 1, wherein the angle measuring device is an angle gauge or an angle sensor.

9. The system of claim 1, wherein the connecting means is a tensioned string.

10. A line detection method, comprising:

determining an angle between the connecting device and a preset reference line; the connecting device is used for connecting a first detection position of the vehicle and a second detection position of the vehicle, and the first detection position works before the second detection position;

and detecting whether the second detection position is deviated or not according to the angle between the connecting device and the reference line and the distance between the first detection position and the second detection position.

11. The method of claim 10,

the first detection position is positioned on a first measuring rod in the vertical direction;

the second detection position is positioned on a second measuring rod in the vertical direction;

the first measuring rod and the second measuring rod are both connected with a vehicle, and the second measuring rod is movably connected in the vertical direction.

12. The method of claim 11,

the height from the first detection position to the bottom of the first measuring rod is the same as the height from the second detection position to the bottom of the second measuring rod;

the determining of the angle between the connecting device and the preset reference line comprises the following steps: measuring an angle between the connecting device and a horizontal line by using an angle measuring device;

the detecting whether the second detection position is deviated or not based on the angle between the connection device and the reference line and the distance between the first detection position and the second detection position includes: and calculating the deviation value of the second detection position according to the angle between the connecting device and the horizontal line and the distance between the first detection position and the second detection position in the horizontal direction.

13. The method of claim 10,

the first detection position is positioned on a first cross beam in the horizontal direction;

the second detection position is positioned on a second cross beam in the horizontal direction;

the first cross beam and the second cross beam are both fixedly connected with the vehicle in the horizontal direction and are parallel to the axle direction.

14. The method of claim 13,

the ratio of the distance from the first detection position to the two ends of the first beam is the same as the ratio of the distance from the second detection position to the two ends of the second beam;

the determining of the angle between the connecting device and the preset reference line comprises the following steps: measuring the angle between the connecting device and the axle vertical line by using an angle measuring device;

the detecting whether the second detection position is deviated or not based on the angle between the connection device and the reference line and the distance between the first detection position and the second detection position includes: and calculating the deviation value of the second detection position according to the angle between the connecting device and the vertical line of the axle and the distance between the first detection position and the second detection position and the direction vertical to the axle.

15. The method of claim 14,

the first beam and the second beam are the same in length, the first detection position is located in the middle of the first beam, and the second detection position is located in the middle of the second beam.

16. The method according to claim 12 or 14,

the method further comprises: and detecting whether the line at the second detection position has deviation or not according to the deviation value of the second detection position and the operation standard value of the second detection position.

17. The method of claim 10,

the determining of the angle between the connecting device and the preset reference line comprises the following steps: the angle between the connection device and a preset reference line is measured by an angle measuring instrument or an angle sensor.

18. The method of claim 10,

the attachment means is a tensioned string.

19. A tamper vehicle comprising a line detection system as claimed in any one of claims 1 to 9 and a vehicle body.

Technical Field

The application relates to a large-scale maintenance machinery technology, in particular to a line detection system, a detection method and a tamping car.

Background

The existing tamping car line longitudinal height detection device is composed of B, C, D detection rods arranged on the left side and the right side of three detection trolleys in figure 1, two steel strings and two height sensors. As shown in fig. 1, the tips of the upright detection rods R and F on the detection trolley at B, D tension a steel string, the M point of which passes through the height sensor feeler lever on the C trolley, so that the height deviation value of the C point relative to the BD reference line can be detected.

As shown in fig. 2, the conventional device for detecting deviation of line direction of a tamping vehicle generally comprises a D, C, B, A total four-point trolley mounted on the tamping vehicle, wherein a point D trolley is mounted at the front end of the vehicle, a point a trolley is mounted at the rear end of the vehicle, a tensioned chord line is connected between the point D trolley and the point a trolley, a chord line between the point D trolley and the point a trolley is respectively provided at a point C, B, and the chord lines between the two trolleys respectively provided with vector sensors H1, H2 and A, D pass through the middle of the forks of the sensors H1 and H2, so that when deviation occurs in the line direction at the point B or C trolley, a deviation signal is output on the corresponding sensor. In the prior art, the three-point measurement is performed by using only D, C, B three-point trolley instead of using the A-point trolley, and the principle is similar to that of the four-point measurement, and the description is omitted here.

Disclosure of Invention

The embodiment of the application provides a line detection system, a detection method and a tamping vehicle, so as to solve the technical problems.

According to a first aspect of embodiments of the present application, there is provided a line detection system including: a connecting device, an angle measuring device and a deviation detecting device connected with the angle measuring device,

the connecting device is used for connecting a first detection position of the vehicle and a second detection position of the vehicle, and the first detection position works before the second detection position;

the angle measuring device is positioned at a first detection position and used for measuring an angle between the connecting device and a preset datum line;

the deviation detecting device is used for detecting whether the second detection position deviates or not according to the angle between the connecting device and the datum line and the distance between the first detection position and the second detection position.

According to a second aspect of the embodiments of the present application, there is provided a line detection method, including:

determining an angle between the connecting device and a preset reference line; the connecting device is used for connecting a first detection position of the vehicle and a second detection position of the vehicle, and the first detection position works before the second detection position;

and detecting whether the second detection position is deviated or not according to the angle between the connecting device and the reference line and the distance between the first detection position and the second detection position.

According to a third aspect of the embodiments of the present application, there is provided a tamper vehicle including the line detection system described above and a vehicle body.

By adopting the line detection system, the detection method and the tamping car provided by the embodiment of the application, the line deviation of the position point (the second detection position) on the line to be repaired is determined by taking a position point (the first detection position) on the standard line as a reference point.

Drawings

The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:

FIG. 1 is a schematic structural diagram of a longitudinal height detection system of a tamping vehicle line;

FIG. 2 is a schematic structural diagram of a transverse height detection system of a tamping vehicle line;

FIG. 3 is a schematic diagram of a line detection system according to an embodiment of the present disclosure;

fig. 4 is a schematic flow chart illustrating an implementation of a line detection method in the second embodiment of the present application;

fig. 5 is a schematic flow chart illustrating implementation of a railway line longitudinal height detection method in the third embodiment of the present application;

FIG. 6 is a schematic structural diagram of a line longitudinal height detection system in the third embodiment of the present application;

fig. 7 is a schematic structural diagram of another line longitudinal height detection system in the third embodiment of the present application;

fig. 8 is a schematic flow chart illustrating implementation of a lateral high-low deviation detection method for a railway line in the fourth embodiment of the present application;

FIG. 9 is a schematic structural diagram of a lateral deviation detecting system in a fourth embodiment of the present application;

FIG. 10 is a schematic diagram illustrating another exemplary lateral deviation detecting system according to a fourth embodiment of the present disclosure;

fig. 11 shows a schematic structural diagram of the tamping vehicle in the fifth embodiment of the application.

Detailed Description

In order to make the technical solutions and advantages of the embodiments of the present application more apparent, the following further detailed description of the exemplary embodiments of the present application with reference to the accompanying drawings makes it clear that the described embodiments are only a part of the embodiments of the present application, and are not exhaustive of all embodiments. It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict.