CN112962370B - Track coarse adjustment method - Google Patents
Track coarse adjustment method Download PDFInfo
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- CN112962370B CN112962370B CN202110178731.5A CN202110178731A CN112962370B CN 112962370 B CN112962370 B CN 112962370B CN 202110178731 A CN202110178731 A CN 202110178731A CN 112962370 B CN112962370 B CN 112962370B
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- track
- adjusting
- detection points
- fastener
- detection
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- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
- E01B29/00—Laying, rebuilding, or taking-up tracks; Tools or machines therefor
- E01B29/16—Transporting, laying, removing, or replacing rails; Moving rails placed on sleepers in the track
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
- E01B35/00—Applications of measuring apparatus or devices for track-building purposes
- E01B35/06—Applications of measuring apparatus or devices for track-building purposes for measuring irregularities in longitudinal direction
- E01B35/08—Applications of measuring apparatus or devices for track-building purposes for measuring irregularities in longitudinal direction for levelling
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Machines For Laying And Maintaining Railways (AREA)
Abstract
The application discloses a track rough adjustment method, which comprises the following steps: marking more than two detection points at the top of the rail to be adjusted, wherein the detection points are arranged above the fastener; acquiring the actual coordinates of the detection points; calculating an elevation adjustment value and a direction adjustment value of the detection point based on the design coordinates and the actual coordinates of the detection point; and selecting a reference point, adjusting the elevation of the detection point through a vertical bolt of the fastener and adjusting the direction of the detection point through a transverse bolt of the fastener based on the elevation adjustment value and the direction adjustment value. Compared with the prior art, the track rough adjustment method provided by the application can be used for roughly adjusting the track after the laying of the single track is finished, and the rough adjustment precision is high.
Description
Technical Field
The application relates to the technical field of railway construction, in particular to a track rough adjustment method.
Background
At present, the traditional track coarse adjustment modes include the following three types:
firstly, a line operator with rich experience is used for 'manually looking at a track', the track direction, the height, the flatness and the smoothness of the line are ensured, then a track ruler is used for roughly adjusting the line by combining measured data, the roughly adjusting method is greatly influenced by the experience of the operator, the weather and the like, the geometric dimension deviation of the line after rough adjustment is large, the precision is low, a large amount of manual work is required to be repeatedly operated, and time and labor are consumed; secondly, collecting geometric dimension data of the track by using measuring instruments (such as a total station, a level gauge and the like) after the left strand and the right strand of the track are laid, and further adjusting point by comparing with tools such as a track ruler and the like for design; and thirdly, data acquisition is carried out by using rail inspection trolleys (such as an anglebox trolley and an inertial navigation trolley), and then fine adjustment is carried out by matching with a track scale, the precision of the second coarse adjustment method and the third coarse adjustment method is relatively high, but the operation premise is that the laying of left and right strand steel rails of a track must be finished, and the track scale or the rail inspection trolleys are ensured to have operation conditions.
The bainite heavy rail has short construction period and heavy construction task, and the construction organization must be reasonably arranged. According to the engineering characteristics, firstly, fixing and welding unit rail bars; then laying an extension line 7km secondary rail, diffusing stress and roughly adjusting; simultaneously, dismantling an active 9km secondary rail, replacing and laying a new rail and diffusing stress; secondly, paving a main rail of the extension line, releasing stress and roughly adjusting; and finally, performing secondary rail fine adjustment by contrasting the primary rail. As the technical requirement of the bainite heavy rail is high and far higher than that of domestic high-speed rail and common railway rails, according to the bainite construction condition, after the stress of the extension line is arranged and dispersed in the construction period, the laid secondary rail is roughly adjusted, and the errors of the gauge, the direction and the like of the secondary rail are within 0.5mm when the precise gauge ruler is used for comparing with the precise adjustment of the main rail.
However, the rail rough adjustment method in the prior art can only finish laying the left and right strands of the rail on the premise of being necessary, but cannot meet the requirement of single rail rough adjustment of the auxiliary rail of the bainite heavy rail extension line.
Disclosure of Invention
In order to solve the technical problem, the application provides a track coarse adjustment method which can perform coarse adjustment on a track after single track laying is finished and has high coarse adjustment precision.
The technical scheme provided by the application is as follows:
a track rough adjustment method is characterized by comprising the following steps:
marking more than two detection points at the top of the rail to be adjusted, wherein the detection points are arranged above the fastener;
acquiring the actual coordinates of the detection points;
calculating an elevation adjustment value and a direction adjustment value of the detection point based on the design coordinates and the actual coordinates of the detection point;
and selecting a reference point, and adjusting the detection point through the fastener based on the elevation adjustment value and the direction adjustment value.
Preferably, the rail between two adjacent detection points comprises a fastener, and the rail rough adjustment method further comprises the following steps after the detection points are adjusted,
and magnetic force seats are arranged on the detection points, and the height of the track between every two adjacent detection points is adjusted through a vertical bolt of the fastener by taking a chord line between the two magnetic force seats as a reference.
Preferably, the method also comprises the following steps,
after adjusting the track elevation between two adjacent detection points,
and selecting a direction adjusting reference point at a position corresponding to the detection point on one side of the track, placing the magnetic base on the direction adjusting reference point, and adjusting the track direction deviation between two adjacent direction adjusting reference points by using the chord line between the two magnetic bases as a reference through a transverse bolt of the fastener.
Preferably, the method also comprises the following steps,
before adjusting the track height between two adjacent detection points,
and selecting a direction adjusting reference point at a position, corresponding to the detection point, on one side of the track, placing the magnetic bases on the direction adjusting reference point, and adjusting the track direction deviation between two adjacent direction adjusting reference points through a transverse bolt of the fastener by taking the chord line between the two magnetic bases as a reference.
A measuring device is characterized by comprising a track scale;
the mounting seat is sleeved on the track gauge and can slide along the track gauge;
the mounting seat is used for fixing the track gauge with a reference point.
Preferably, the mounting seat comprises, in combination,
the clamping groove is matched with the track gauge;
a locking member for fixing the track scale and the clamping groove;
the nut is arranged below the clamping groove and matched with the vertical bolt of the fastener.
The track rough adjustment method provided by the invention comprises the steps of firstly marking more than two detection points on the track top of a track to be adjusted, wherein the detection points are arranged above a fastener, so that the detection points can be conveniently adjusted through a vertical bolt and a transverse bolt of the fastener, firstly, obtaining actual coordinates of the detection points, wherein the actual coordinates of the detection points can be measured through a laser tracker, calculating an elevation adjustment value and a direction adjustment value of the detection points to be adjusted based on the measured actual coordinates of the detection points and design coordinates of the detection points, selecting a reference point, adjusting the elevation of the detection points through the vertical bolt of the adjusting fastener based on the elevation adjustment value and the direction adjustment value, and adjusting the direction of the detection points through the transverse bolt of the adjusting fastener. And when the elevation adjustment value of the detection point relative to the reference point is an elevation adjustment value and the adjustment value of the direction of the detection point relative to the reference point is a direction adjustment value, finishing the coarse adjustment of the detection point. From the above, compared with the prior art, the track rough adjustment method provided by the embodiment of the invention can carry out rough adjustment on the track after the laying of the monorail is finished, and the rough adjustment precision is high.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present application, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
Fig. 1 is a flowchart of a method for coarse track adjustment according to an embodiment of the present invention;
FIG. 2 is a schematic structural diagram of a magnetic base track gauge according to an embodiment of the present invention;
FIG. 3 is a schematic view of a magnetic base according to an embodiment of the present invention;
FIG. 4 is a schematic structural diagram of a measuring apparatus according to an embodiment of the present invention;
FIG. 5 is a schematic view of a measuring apparatus according to an embodiment of the present invention;
fig. 6 is a schematic structural diagram of a mounting base according to an embodiment of the present invention.
Wherein: 1. a track scale; 2. a mounting seat; 3. a track; 4. a magnetic base; 5. a string; 21. a nut; 22. a groove; 23. a locking member; 10. a first detection point; 20. a second detection point; 30. a first direction adjustment reference point; 40. the second direction adjusts the reference point.
Detailed Description
In order to make those skilled in the art better understand the technical solutions in the present application, the technical solutions in the embodiments of the present application will be clearly and completely described below, and it is obvious that the described embodiments are only a part of the embodiments of the present application, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present application.
It will be understood that when an element is referred to as being "fixed" or "disposed" to another element, it can be directly on the other element or be indirectly disposed on the other element; when an element is referred to as being "connected to" another element, it can be directly connected to the other element or be indirectly connected to the other element.
It will be understood that the terms "length," "width," "upper," "lower," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used in an orientation or positional relationship indicated in the drawings to facilitate the description of the application and to simplify the description, and are not intended to indicate or imply that the device or element so referred to must have a particular orientation, be constructed in a particular orientation, and be constructed in operation as a limitation of the application.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present application, the meaning of a plurality of or a plurality of is two or more unless specifically limited otherwise.
It should be understood that the structures, ratios, sizes, and the like shown in the drawings are only used for matching the disclosure of the present disclosure to be understood and read by those skilled in the art, and are not used for limiting the practical limitations of the present disclosure, so they do not have the essential technical meaning, and any modifications of the structures, changes of the ratio relationships, or adjustments of the sizes, should still fall within the scope of the technical disclosure of the present disclosure without affecting the function and the achievable purpose of the present disclosure.
Embodiments of the present invention are written in a progressive manner.
As shown in fig. 1-3, an embodiment of the present invention provides a track rough adjustment method, which includes the following steps: the method comprises the following steps: marking more than two detection points at the top of the rail to be adjusted, wherein the detection points are arranged above the fastener; acquiring actual coordinates of a detection point; calculating an elevation adjustment value and a direction adjustment value of the detection point based on the design coordinate and the actual coordinate of the detection point; and selecting a reference point, and adjusting the position of the detection point through a vertical bolt and a transverse bolt of the fastener based on the elevation adjustment value and the direction adjustment value.
As the technical requirement of the bainite heavy rail is high and is far higher than the requirement of domestic high-speed rail and common railway rails, according to the bainite construction condition, after the stress of the extension line is arranged and dispersed in the construction period, the coarse adjustment is carried out on the laid rail, and the errors of the rail gauge, the direction and the like of the rail are ensured to be within 0.5mm when the precise gauge ruler is used for carrying out the fine adjustment. However, the rail rough adjustment method in the prior art can only start to perform rough adjustment on the rail under the condition that the main rail and the auxiliary rail of the rail are already paved, and cannot meet the construction requirements of the bainite heavy rail.
The track rough adjustment method provided by the invention comprises the steps of firstly marking more than two detection points on the track top of a track to be adjusted, wherein the detection points are arranged above a fastener, and are convenient to adjust through a vertical bolt and a transverse bolt of the fastener, firstly, obtaining actual coordinates of the detection points, wherein the actual coordinates of the detection points can be measured through a laser tracker, calculating an elevation adjustment value and a direction adjustment value of the detection points to be adjusted based on the measured actual coordinates of the detection points and design coordinates of the detection points, selecting a reference point, adjusting the elevation of the detection points through a vertical bolt of the adjusting fastener based on the elevation adjustment value and the direction adjustment value, and adjusting the direction of the detection points through a transverse bolt of the adjusting fastener. When the elevation adjustment value of the detection point relative to the reference point is an elevation adjustment value and the adjustment value of the direction of the detection point relative to the reference point is a direction adjustment value, the coarse adjustment of the detection point on the track is completed.
Therefore, compared with the prior art, the track rough adjustment method provided by the embodiment of the invention can be used for roughly adjusting the track after the monorail is paved, and the rough adjustment precision is high.
In the method, if the rail between two adjacent detection points does not contain a fastener, the coarse adjustment of the rail is finished.
If the track between two adjacent detection points contains a fastener, after the detection points are adjusted, the method also comprises the following steps of placing the magnetic base 4 on the detection points, and adjusting the elevation of the track between the two adjacent detection points by using a vertical bolt of the adjusting fastener as a reference with a chord line 5 between the two magnetic bases 4. Specifically, as shown in fig. 2, a first detection point 10 and a second detection point 20 are selected, magnetic bases 4 are respectively placed on the first detection point 10 and the second detection point 20, a measuring piece is used for measuring the distance from a chord line 5 between the two magnetic bases 4 to the rail top of a rail 3 according to the principle of two points and one line, and if the distances from the chord line 5 to the rail top are equal, the height rough adjustment of the rail between two adjacent detection points is completed. Wherein, the measuring part can be a steel ruler or other measuring rulers.
It should be noted that the magnetic base 4 and the string 5 of the present embodiment may be replaced by other measuring tools.
In the above method, if the rail between two adjacent detection points includes a fastener, after the detection points are adjusted, the rail rough adjustment method in an embodiment of the present invention further includes the following steps: after adjusting the height of the track between two adjacent detection points, selecting a direction adjusting reference point at the position, corresponding to the detection points, of one side of the track, placing a magnetic base 4 on the direction adjusting reference point, and adjusting the track direction deviation between the two adjacent direction adjusting reference points through a transverse bolt of a fastener by taking a chord line 5 between the two magnetic bases 4 as a reference. Specifically, a first direction adjusting datum point 30 is selected at a position, corresponding to a first detection point 10, of one side of the track 3, a second direction adjusting datum point 40 is selected at a position, corresponding to a second detection point 20, of the track, two magnetic force seats 4 are placed on the first direction adjusting datum point 30 and the second direction adjusting datum point 40 respectively, a measuring piece is used for measuring the distance from a chord line 5 between the two magnetic force seats 4 to a track surface of the track 3 to be measured, a transverse adjusting bolt of a fastener is adjusted, and if the distances from points on the chord line 5 to the track surface of the track 3 are equal, rough adjustment of the track direction between two adjacent detection points is completed.
In the above method, if the rail between two adjacent detection points includes a fastener, after the detection points are adjusted, the rail rough adjustment method in an embodiment of the present invention further includes the following steps: before adjusting the track elevation between two adjacent detection points, selecting a direction adjusting reference point at the position corresponding to the detection points on one side of the track, placing a magnetic base on the direction adjusting reference point, and adjusting the track direction deviation between the two adjacent direction adjusting reference points by using a transverse bolt of a fastener as a reference by using a chord line between the two magnetic bases. In the method, after the track elevation between two adjacent detection points is adjusted, the square between the two adjacent detection points is adjusted.
As shown in fig. 4 to 6, the present invention further provides a measuring device, which includes a track ruler 1 and a mounting base 2, wherein the mounting base 2 is sleeved on the track ruler 1, the mounting base 2 can slide along the track ruler 1, and the mounting base 2 is used for fixing the track ruler 1 with a reference point.
The gauging rule among the prior art can only be used for under the good prerequisite of double track all laying, measures elevation and direction between the double track, but under the completion prerequisite was laid to the single track, can't utilize the gauging rule to carry out the track measurement.
The embodiment of the invention provides a measuring device which comprises a track gauge 1 and an installation seat 2, wherein the installation seat 2 is sleeved on the track gauge 1, the installation seat 2 can slide along the track gauge 1, and the installation seat 2 is used for fixing the track gauge 1 and a reference point, so that under the condition that a single track is laid, the track gauge and the direction of a track to be adjusted relative to the reference point can be measured through the measuring device, and the adjustment of a detection point is completed by matching with a coarse adjustment method.
In the above structure, in order to ensure the measurement accuracy of the track scale, the track scale 1 in the embodiment of the present invention is preferably a zero-order electron track scale.
In the above structure, the mounting base 2 in the embodiment of the present invention includes a slot 22 configured to cooperate with the track scale 1; a locking member 23 which can slide the track scale 1 in the slot 22 and fix the track scale 1 and the slot 22; and a nut 21 which is arranged below the clamping groove 22 and is matched with the vertical bolt of the fastener. In the use process, the mounting seat 2 is fixed on a vertical bolt of a rail to be laid through the nut 21, so that the mounting seat is more firmly fixed.
In the above structure, the locking member 23 in the embodiment of the present invention is a T-shaped screw, and two locking members are provided, and are respectively provided at both sides of the slot 22.
In the above structure, the slot 22 in the embodiment of the present invention may also be a clip, or may also be another structure that can be sleeved on the track scale 1 and can slide relative to the track scale 1.
The previous description of the disclosed embodiments is provided to enable any person skilled in the art to make or use the present invention. Various modifications to these embodiments will be readily apparent to those skilled in the art, and the generic principles defined herein may be applied to other embodiments without departing from the spirit or scope of the invention. Thus, the present invention is not intended to be limited to the embodiments shown herein but is to be accorded the widest scope consistent with the principles and novel features disclosed herein.
Claims (4)
1. A method of coarse orbit adjustment comprising the steps of:
marking more than two detection points at the top of the rail to be adjusted, wherein the detection points are arranged above the fastener;
acquiring the actual coordinates of the detection points;
calculating an elevation adjustment value and a direction adjustment value of the detection point based on the design coordinates and the actual coordinates of the detection point;
and selecting a reference point, and adjusting the detection point through the fastener based on the elevation adjustment value and the direction adjustment value.
2. The method for coarse adjustment of a rail according to claim 1, wherein said rail between two adjacent detection points comprises a fastener, and said method for coarse adjustment of a rail further comprises the step of, after adjusting said detection points,
and magnetic force seats are arranged on the detection points, and the height of the track between two adjacent detection points is adjusted through a vertical bolt of the fastener by taking a chord line between the two magnetic force seats as a reference.
3. A method of coarse orbital adjustment as set forth in claim 2 further comprising the step of,
after adjusting the track elevation between two adjacent detection points,
and selecting a direction adjusting reference point at a position, corresponding to the detection point, on one side of the track, placing the magnetic bases on the direction adjusting reference point, and adjusting the track direction deviation between two adjacent direction adjusting reference points through a transverse bolt of the fastener by taking the chord line between the two magnetic bases as a reference.
4. A method of coarse orbital adjustment as set forth in claim 2 further comprising the step of,
before adjusting the track elevation between two adjacent detection points,
and selecting a direction adjusting reference point at a position, corresponding to the detection point, on one side of the track, placing the magnetic bases on the direction adjusting reference point, and adjusting the track direction deviation between two adjacent direction adjusting reference points through a transverse bolt of the fastener by taking the chord line between the two magnetic bases as a reference.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110178731.5A CN112962370B (en) | 2021-02-08 | 2021-02-08 | Track coarse adjustment method |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110178731.5A CN112962370B (en) | 2021-02-08 | 2021-02-08 | Track coarse adjustment method |
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| Publication Number | Publication Date |
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| CN112962370A CN112962370A (en) | 2021-06-15 |
| CN112962370B true CN112962370B (en) | 2022-07-15 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202110178731.5A Active CN112962370B (en) | 2021-02-08 | 2021-02-08 | Track coarse adjustment method |
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Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02128001A (en) * | 1988-11-09 | 1990-05-16 | Kumagai Gumi Co Ltd | Construction method and device for straight line rail |
| KR20080077728A (en) * | 2007-02-21 | 2008-08-26 | 최재명 | Ring for holding golf ball mark |
| CN102002899A (en) * | 2010-11-16 | 2011-04-06 | 中铁二十四局集团有限公司 | Double-block type ballastless track screw regulator and track sleeper positioning method |
| CN104313957A (en) * | 2014-09-26 | 2015-01-28 | 中铁三局集团有限公司 | Novel double-block type track panel coarse adjustment method |
| CN111851174A (en) * | 2020-06-29 | 2020-10-30 | 中铁上海工程局集团有限公司 | Subway supporting block short sleeper rail bottom slope transfinite modification fixing device and using method |
-
2021
- 2021-02-08 CN CN202110178731.5A patent/CN112962370B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH02128001A (en) * | 1988-11-09 | 1990-05-16 | Kumagai Gumi Co Ltd | Construction method and device for straight line rail |
| KR20080077728A (en) * | 2007-02-21 | 2008-08-26 | 최재명 | Ring for holding golf ball mark |
| CN102002899A (en) * | 2010-11-16 | 2011-04-06 | 中铁二十四局集团有限公司 | Double-block type ballastless track screw regulator and track sleeper positioning method |
| CN104313957A (en) * | 2014-09-26 | 2015-01-28 | 中铁三局集团有限公司 | Novel double-block type track panel coarse adjustment method |
| CN111851174A (en) * | 2020-06-29 | 2020-10-30 | 中铁上海工程局集团有限公司 | Subway supporting block short sleeper rail bottom slope transfinite modification fixing device and using method |
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| CN112962370A (en) | 2021-06-15 |
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