CN114277624A - Construction method for laying two adjacent lines of long steel rail - Google Patents
Construction method for laying two adjacent lines of long steel rail Download PDFInfo
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- CN114277624A CN114277624A CN202210021575.6A CN202210021575A CN114277624A CN 114277624 A CN114277624 A CN 114277624A CN 202210021575 A CN202210021575 A CN 202210021575A CN 114277624 A CN114277624 A CN 114277624A
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- laying
- steel rail
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 86
- 239000010959 steel Substances 0.000 title claims abstract description 86
- 238000010276 construction Methods 0.000 title claims abstract description 19
- 238000000034 method Methods 0.000 claims abstract description 12
- 230000003137 locomotive effect Effects 0.000 claims abstract description 11
- 241001669679 Eleotris Species 0.000 claims abstract description 4
- 238000009434 installation Methods 0.000 claims description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000001514 detection method Methods 0.000 description 1
- 238000003908 quality control method Methods 0.000 description 1
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Abstract
The invention provides a construction method for laying two adjacent lines of a long steel rail, which comprises the following steps: laying a first pair of long steel rails along a first line by using a first pushing vehicle and a tractor; removing the roller and the upper fastener, simultaneously utilizing a second pushing vehicle to enable the long steel rail on the long steel rail train to sequentially pass through rail shifting equipment arranged on the flat car, fixing the end of the long steel rail in a rail bearing groove of a second line, and connecting the long steel rail with the turnout or a pair of paved steel rails; the fastening part for mounting the sleeper fixes the first pair of long steel rails; and driving the long steel rail train to move forwards for alignment by using rail laying equipment, gradually dropping the long steel rail into the rail bearing groove of the second line, and repeatedly executing the steps to lay the long steel rails of the first line and the second line. The method and the device effectively utilize the locomotive alignment time to lay the adjacent line long steel rail, realize the simultaneous laying of the adjacent line long steel rail, save the rail laying time and obviously improve the steel rail laying efficiency.
Description
Technical Field
The invention relates to the technical field of track construction, in particular to a construction method for laying two adjacent lines of long steel rails.
Background
At present, in the rail transit industry, only a step-by-step laying mode of a local line and an adjacent line two-line long steel rail is supported, namely, after the local line is laid or a distance is formed, the adjacent line long steel rail can be laid, the alignment time of a local line long steel rail laying locomotive is not fully utilized, the simultaneous laying of the local line two-line long steel rail is not realized, and the rail construction process is influenced.
Disclosure of Invention
The invention provides a construction method for laying two adjacent lines of long steel rails, solves the technical problem that the two adjacent lines of long steel rails cannot be laid simultaneously, and remarkably improves the rail laying efficiency.
The invention provides a construction method for laying two adjacent lines of a long steel rail, which comprises the following steps:
laying a first pair of long steel rails along a first line by using a first pushing vehicle and a tractor;
removing the roller and the upper fastener, simultaneously utilizing a second pushing vehicle to enable the long steel rail on the long steel rail train to sequentially pass through rail shifting equipment arranged on the flat car, fixing the end of the long steel rail in a line rail bearing groove and connecting the end of the long steel rail with the turnout or the upper pair of paved steel rails;
the fastening part for mounting the sleeper fixes the first pair of long steel rails;
driving the long steel rail train to move forwards for alignment by using rail laying equipment, and gradually dropping the long steel rail into a rail bearing groove of a second line;
and repeatedly executing the steps to realize the laying of the long steel rails of the first line and the second line.
Preferably, the steps of: utilize the equipment of laying the rail to drive long rail train and move the counterpoint forward, fall into the inside support rail groove of second circuit with long rail gradually, specifically do:
and in the process of utilizing the locomotive to drive the flat car, the second pushing car and the long steel rail train to move forwards for alignment, the long steel rails are completely dropped into the rail bearing grooves of the second line, and the first long steel rail laying of the second line is completed.
Preferably, the steps of: after the first pair of long steel rails of the second line is laid, the method further comprises the following steps:
the mounting firmness of the snap fittings on the first and second lines was checked.
Preferably, the rail shifting equipment is a down-slope rail shifter.
Compared with a construction method which can only finish laying the long steel rail of the line or lay a distance behind the long steel rail of the line and can lay the adjacent line steel rail, the method can utilize the alignment time of the locomotive, does not need equipment to change the line, the locomotive moves in the opposite direction along the line, and the laying of the long steel rail of the adjacent line can be finished through the matching of the pushing vehicle and the rail shifting equipment, meanwhile, the simultaneous laying of the two adjacent line long steel rails is realized, the rail laying efficiency is improved, and the rail laying construction cost is reduced.
Drawings
In order to more clearly illustrate the embodiments of the present invention 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 embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
Fig. 1 is a schematic view of double-line laying by applying the construction method of laying two adjacent lines of long steel rails provided by the invention.
The system comprises a first line 1, a second line 2, a long steel rail 3, a first push trolley 4, a second push trolley 5, a rail shifting device 6, a locomotive 7, a flat car 8 and a long steel rail train 9.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, 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 invention.
In order that those skilled in the art will better understand the disclosure, the invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Referring to fig. 1, fig. 1 is a schematic view of a double-track laying operation performed by applying the adjacent two-track laying construction method for a long rail provided by the present invention.
The invention provides a construction method for laying two adjacent lines of a long steel rail, which comprises the following steps:
firstly, laying a first pair of long steel rails 3 along a first line 1 by utilizing a first pushing vehicle 4 in cooperation with a tractor;
step two, dismantling the roller and the upper fastener, simultaneously utilizing a second pushing vehicle 5 to enable the long steel rail 3 on the long steel rail train 9 to sequentially pass through rail shifting equipment 6 arranged on a flat car 8, fixing the end of the long steel rail 3 in a line rail bearing groove and connecting the long steel rail 3 with a turnout or a pair of paved steel rails;
step three, fixing a first pair of long steel rails 3 by installing a fastening part of a sleeper;
and fourthly, driving the long steel rail train 9 to move forwards for alignment by using the rail laying equipment, and gradually dropping the long steel rail 3 into the rail bearing groove of the second line 2.
The steps are repeatedly executed, and the long steel rail 3 laying of the first line 1 and the second line 2 is realized.
Specifically, when the laid track is a double-track, firstly, a first pair of long steel rails 3 of a first line 1 is laid by adopting a first pushing vehicle 4 in cooperation with a towing vehicle; after the first pair of long rails 3 on the first line 1 are paved, the rollers and the fastening parts thereof are dismantled, in the process of dismantling the rollers and the fasteners, the long rails 3 on the long rail train 9 sequentially penetrate through rail shifting equipment 6 arranged on a flat car 8 by utilizing a second pushing vehicle 5, the ends of the long rails 3 are fixed in rail bearing grooves of the second line 2 and are connected with turnouts or a pair of paved rails, and ten fastening parts of left and right sleepers are continuously installed to fix the rails.
The core of this application lies in, the 7 counterpoint time of locomotive are laid to this line length rail 3 of make full use of, at 7 counterpoint in-process of locomotive, lay adjacent line long rail 3 in step, realize that the double line long rail is laid simultaneously.
In step four, also utilize the track laying equipment to drive long rail train 9 and move the counterpoint forward, fall into long rail 3 inside the rail bearing groove of second circuit 2 gradually, specifically do: and in the process of forward movement alignment by utilizing the locomotive 7 to drive the flat car 8, the second pushing car 5 and the long steel rail train 9, simultaneously, the long steel rail 3 falls into the rail bearing groove of the second line 2 until the long steel rail 3 completely falls into the rail bearing groove, and the laying of the first pair of long steel rails 3 of the second line 2 is completed. Thereafter, the laying of the long rails 3 on the first track 1 and the second track 2 is repeated in accordance with the above-described procedure.
After the long steel rails 3 of the double lines are laid, in order to ensure the steel rail laying compliance, quality control and detection are carried out, specifically, the installation firmness degree of each long steel rail 3 and the buckling parts on the first line 1 and the second line 2 is checked one by one, and the long steel rails 3 and the buckling parts are ensured to be installed in place and buckled and fastened.
The rail-pulling device 6 is preferably, but not limited to, a down-slope rail-pulling device.
The construction method for laying the two adjacent lines of the long steel rail effectively utilizes the alignment time of the locomotive 7, simultaneously realizes the simultaneous laying of the two adjacent lines of the long steel rail 3, and solves the technical problem that the two adjacent lines of the long steel rail can not be laid simultaneously in the prior art.
It is noted that, in this specification, relational terms such as first and second, and the like are used solely to distinguish one entity from another entity without necessarily requiring or implying any actual such relationship or order between such entities.
The construction method for laying two adjacent lines of the long steel rail provided by the invention is described in detail above. The principles and embodiments of the present invention are explained herein using specific examples, which are presented only to assist in understanding the method and its core concepts. It should be noted that, for those skilled in the art, it is possible to make various improvements and modifications to the present invention without departing from the principle of the present invention, and those improvements and modifications also fall within the scope of the claims of the present invention.
Claims (4)
1. A construction method for laying two adjacent lines of a long steel rail is characterized by comprising the following steps:
laying a first pair of long steel rails (3) along a first line (1) by using a first pushing vehicle (4) and a tractor;
the roller and the upper fastener are removed, meanwhile, the long steel rail (3) on the long steel rail train (9) sequentially penetrates through rail shifting equipment (6) arranged on the flat car (8) by using a second pushing car (5), and the end of the long steel rail (3) is fixed in a rail bearing groove of a second line (2) and is connected with a turnout or a previous pair of paved steel rails;
the fastener for installing the sleeper fixes the first pair of long steel rails (3);
the long steel rail train (9) is driven by rail laying equipment to move forwards for alignment, and the long steel rail (3) gradually falls into a rail bearing groove of the second line (2);
and repeatedly executing the steps to lay the long steel rails (3) of the first line (1) and the second line (2).
2. The construction method for laying two adjacent lines of the long steel rail according to claim 1, characterized by comprising the following steps: utilize the equipment of laying the rail to drive long rail train (9) and move forward and counterpoint, fall into long rail (3) inside the rail supporting groove of second circuit (2) gradually, specifically do:
and in the process of utilizing the locomotive (7) to drive the flat car (8), the second pushing car (5) and the long steel rail train (9) to move forwards for alignment, all the long steel rails (3) fall into the rail bearing grooves of the second line (2), and the laying of the first pair of long steel rails (3) of the second line (2) is completed.
3. The construction method for laying two adjacent lines of the long steel rail according to claim 2, characterized by comprising the following steps: after the first pair of long rails (3) of the second track (2) has been laid, the method further comprises the steps of:
checking the installation firmness of the fastening parts on the first line (1) and the second line (2).
4. The two-line paving construction method of the long steel rail near the two lines according to any one of claims 1 to 3, characterized in that the rail shifting device (6) is a down-slope rail shifter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210021575.6A CN114277624A (en) | 2022-01-10 | 2022-01-10 | Construction method for laying two adjacent lines of long steel rail |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210021575.6A CN114277624A (en) | 2022-01-10 | 2022-01-10 | Construction method for laying two adjacent lines of long steel rail |
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| Publication Number | Publication Date |
|---|---|
| CN114277624A true CN114277624A (en) | 2022-04-05 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202210021575.6A Pending CN114277624A (en) | 2022-01-10 | 2022-01-10 | Construction method for laying two adjacent lines of long steel rail |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102071606A (en) * | 2010-12-14 | 2011-05-25 | 株洲长远铁路建机股份有限公司 | Multi-sleeper type long rail laying machine set and rail laying method thereof |
| US20130206031A1 (en) * | 2010-11-29 | 2013-08-15 | Etf | Railway track construction method |
| CN108894065A (en) * | 2018-07-18 | 2018-11-27 | 中铁十八局集团有限公司 | A kind of gapless line once pushes the laying method into slot |
| CN109930440A (en) * | 2019-04-11 | 2019-06-25 | 中铁十一局集团第三工程有限公司 | Construction method that equipment is laid a railway track on a kind of adjacent line road and this adjacent line road is laid a railway track |
-
2022
- 2022-01-10 CN CN202210021575.6A patent/CN114277624A/en active Pending
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US20130206031A1 (en) * | 2010-11-29 | 2013-08-15 | Etf | Railway track construction method |
| CN102071606A (en) * | 2010-12-14 | 2011-05-25 | 株洲长远铁路建机股份有限公司 | Multi-sleeper type long rail laying machine set and rail laying method thereof |
| CN108894065A (en) * | 2018-07-18 | 2018-11-27 | 中铁十八局集团有限公司 | A kind of gapless line once pushes the laying method into slot |
| CN109930440A (en) * | 2019-04-11 | 2019-06-25 | 中铁十一局集团第三工程有限公司 | Construction method that equipment is laid a railway track on a kind of adjacent line road and this adjacent line road is laid a railway track |
Non-Patent Citations (4)
| Title |
|---|
| 李浩宇;潘志刚;: "桥上新建双线铁路有砟轨道500 m长轨铺设技术", 铁道建筑技术, no. 11, 20 November 2019 (2019-11-20) * |
| 沪昆铁路客运专线江西有限责任公司主编: "《CRTS2型板式无砟轨道施工作业指南》", 30 June 2014, 中国铁道出版社, pages: 217 - 219 * |
| 闫宏亮;: "无砟轨道长钢轨铺设施工技术", 科学之友, no. 07, 15 July 2013 (2013-07-15) * |
| 闫超;: "双线铁路人工铺设500m长钢轨施工技术", 铁道建筑, no. 12, 20 December 2014 (2014-12-20) * |
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