CN102704360B - Construction method for ballastless track base plate - Google Patents
Construction method for ballastless track base plate Download PDFInfo
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- CN102704360B CN102704360B CN201210199643.4A CN201210199643A CN102704360B CN 102704360 B CN102704360 B CN 102704360B CN 201210199643 A CN201210199643 A CN 201210199643A CN 102704360 B CN102704360 B CN 102704360B
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Abstract
The invention belongs to technical field of ballastless track construction in high-speed railway bridge engineering, and in particular relates to a construction method for a ballastless track base plate. The method solves the problems of long transportation or construction period, high labor, low efficiency, or high cost, high control difficulty, diseconomy in bridge operation, high safety risk and the like in conventional construction under special complex conditions. The method comprises the following steps of: arranging a multifunctional transportation device on a high-speed railway bridge, constructing steel bars and templates, and constructing concrete. The method has the advantages that under the special conditions that two sides of the bridge are provided with wires or span big rivers and the like, the transportation difficulty of the templates, the steel bars and the concrete for the ballastless track base plate is well solved, and the method is suitable for construction of ballastless track base plates of various lines; and use of large machinery is reduced, environment is protected, noise is reduced, construction is quickened, the construction cost is reduced, and high social benefits are gained.
Description
Technical field
The invention belongs to the technical field of Construction of Ballastless Track in high-speed rail bridge engineering, be specifically related to a kind of unballasted track bed plate construction method.
Background technology
At present, high-speed rail bridge non-fragment orbit comprises CTRS I type, CTRS II type, CTRS III type non-fragment orbit, in the bed plate construction of its dissimilar non-fragment orbit, the operation of being all correlated with and constructing at high-speed rail bridge both sides pioneer road, wherein, bed plate side form, bed plate reinforcing bar all adopt lifting mode under bridge to carry out lifting and the transportation of template, reinforcing bar, and bed plate concreting adopts under bridge pump truck to be pumped to bridge floor and builds.In Special complex situation (as both sides all have both wired or while crossing over the specific conditions such as great rivers), high-speed rail bridge both sides all can not arrange sidewalk, while causing the construction of bridge unballasted track bed plate can not adopt common Ground Operation mode, need to take other form of construction work to be correlated with operation to meet unballasted track bed plate template, reinforcing bar and concrete construction.At present, adopt artificial upper bridge to carry out bed plate template, reinforcing bar and concrete construction, it is long in time limit, and labour is large, and efficiency is low, and large-scale a little template etc. is not easy mobile; Adopt bridge operation or large-scale pumping automobile on big machinery, expense is high, and upper bridge difficulty, and it is large that pumping operation is controlled difficulty, and when big machinery is on single line bridge during operation, the scope of operation is little, and security risk is wayward.
Summary of the invention
Goal of the invention of the present invention: in order to solve in Special complex situation, in high-speed rail bridge unballasted track bed plate construction transportation, adopt manually bring long in time limit, labour is large, inefficient problem, and the upper bridge difficulty that adopts big machinery to bring, large-scale pumping automobile, expense is high, it is large that pumping operation is controlled difficulty, on bridge operation uneconomical, the problem such as security risk is large.
The present invention adopts following technical scheme to realize:
A unballasted track bed plate construction method, step is as follows:
1), Multifunctional transporting device is set on high-speed rail bridge,
The shape steel support supporting is thereon installed on existing high ferro protecting wall, on the adjacent surface of shape steel support inside and high ferro protecting wall, roller is installed;
The stressed system of support of trussed construction is installed on shape steel support;
In the stressed system of support, concrete casting system is installed, concrete casting system comprises hopper, and both sides, hopper below arrange discharging opening, and discharging opening place arranges valve, between two discharging openings of hopper inner bottom part, herringbone domatic flow-guiding structure is set;
Supporting installation form reinforcing bar Lift-on/Lift-off System in stressed system, template reinforcing bar Lift-on/Lift-off System comprises crotch, wire rope and Chain block; Multifunctional transporting device setting completes;
2), the construction of reinforcing bar and template,
Reinforcing bar or template are transported to the sidewalk of high-speed rail bridge below, utilize crane by reinforcing bar or template handling to high-speed rail bridge, reinforcing bar or template are bound, hung oneself with the wire rope of template reinforcing bar Lift-on/Lift-off System, fix wire rope, Chain block, promote Multifunctional transporting device, move to construction area, operation cucurbit and wire rope, unload reinforcing bar or template, complete a transportation cycle;
Then carry out the colligation construction of reinforcing bar or the installation of template, complete a construction circulation;
When one section of bed plate enters next section of construction after having constructed, reinforcement construction repeats above-mentioned transportation cycle and construction circulation, and template construction is directly divided into several parts by the side form removing, and whole Transporting is to next section of construction area;
3), concrete construction,
With concrete tank by concrete transportation to sidewalk, then pack batch of concrete into concrete hopper, with crane, concrete hopper is winched to Multifunctional transporting device top, concrete is poured in the hopper of concrete casting injection system of Multifunctional transporting device;
Multifunctional transporting device is moved to construction area, open the valve of hopper both sides, concrete flows into bed plate construction area, carries out concrete vibrating, floating, completes a construction circulation.
The present invention has following beneficial effect: 1. in bridge both sides, all have both wiredly or cross under the specific conditions such as great rivers, solved well unballasted track bed plate template, reinforcing bar and concrete transport difficulty.2. whole construction method, except several points need big machinery, remainder all adopts Multifunctional transporting device to construct, and its flexible structure is convenient, the construction of applicable various circuit tiny fragments of stone, coal, etc. rail bed plates; 3. the method has reduced the use of big machinery, has protected environment, has reduced noise, has formed good social benefit; 4. the method manually coordinates Multifunctional transporting device to carry out the installation of template, the colligation of reinforcing bar and concrete a series of working procedures such as build, vibrate, and more single manual work has been saved the duration, has accelerated speed of application, has reduced construction cost.
Accompanying drawing explanation
Fig. 1 is the structural representation of Multifunctional transporting device,
Fig. 2 is the A-A section of Fig. 1,
Fig. 3 is the stressed system architecture plan view of support,
Fig. 4 is the stressed system architecture elevation of support,
Fig. 5 is job site of the present invention layout schematic diagram,
In figure: 1-hopper, 2-valve, 3-discharging opening, 4-vertical equity truss, the horizontal steel I-beam and channel truss of 5-, 6-steel pipe post and crossbeam, 7-working platform, 8-manually carries out operation area, 9-shape steel support, 10-roller, 11-crotch, 12-wire rope, 13-high ferro protecting wall, 14-high ferro straight wall, 15-bed plate construction area, 16-river or both wired, 17-pioneer road, 18-crane, tank car position, 19-Multifunctional transporting device.
The specific embodiment
By reference to the accompanying drawings the specific embodiment of the present invention is described further.
Unballasted track bed plate construction method, step is as follows:
1), Multifunctional transporting device is set on high-speed rail bridge,
The shape steel support supporting is thereon installed on existing high ferro protecting wall, on the adjacent surface of shape steel support inside and high ferro protecting wall, roller is installed;
The stressed system of support of trussed construction is installed on shape steel support; Support stressed system and comprise vertical equity truss 4, horizontal steel I-beam and channel truss 5, steel pipe post and crossbeam 6, connection between vertical equity truss 4, horizontal steel I-beam and channel truss 5, steel pipe post and crossbeam 6 all adopts and is welded to connect, vertical equity truss 4 is arranged on the shape steel support 9 of walking system, laterally steel I-beam and channel truss 5 is arranged on vertical equity truss 4, steel pipe post and crossbeam 6 are arranged on horizontal steel I-beam and channel truss 5, and template reinforcing bar Lift-on/Lift-off System is installed on horizontal steel I-beam and channel truss 5.
In the stressed system of support, concrete casting system is installed, concrete casting system comprises hopper, and both sides, hopper below arrange discharging opening, and discharging opening place arranges valve, between two discharging openings of hopper inner bottom part, herringbone domatic flow-guiding structure is set;
Supporting installation form reinforcing bar Lift-on/Lift-off System in stressed system, template reinforcing bar Lift-on/Lift-off System comprises crotch, wire rope and Chain block; Multifunctional transporting device setting completes.
Multifunctional transporting device arranges manual working region.Manual working region comprises for controlling the working platform 7 of concreting speed and the artificial implementation operation area 8 of whole conveying arrangement power being provided, working platform 7 is arranged in the stressed system of support of concrete casting system both sides, manually carries out operation area 8 and is arranged in the below and the region between high ferro protecting wall 13 and high ferro straight wall 14 of supporting stressed system both ends.
2) reinforcing bar, template construction,
Within the scope of bed rearrangement bridge, select to arrive two sidewalks of bridge lower position, utilize road surface transport vehicle that reinforcing bar, template are transported to sidewalk place, utilize large-scale crane that reinforcing bar, template are winched to Multifunctional transporting device place, bridge top, large-scale crane carries out type selecting according to lifting weight, bridge height.
During Multifunctional transporting device transportation reinforcing bar, both sides Chain block is loosened, wire rope coordinates crotch that reinforcing bar is tied, operation Chain block is hung oneself reinforcing bar, fixes wire rope, Chain block and reinforcing bar, manually conveying arrangement is promoted, move to construction area, then utilize cucurbit and wire rope, unload reinforcing bar, complete a circulation.
During Multifunctional transporting device transportation side template, both sides Chain block is loosened, wire rope coordinates crotch that template is tied, operation Chain block is hung oneself template, fixes wire rope, Chain block and template, manually conveying arrangement is promoted, move to construction area, then utilize cucurbit and wire rope, unload lower bolster, complete a circulation.
Then manually coordinate conveying arrangement to carry out the colligation construction of reinforcing bar, the installation of template, completes a circulation.When one section of bed plate enters next section of construction after having constructed, reinforcement construction is the same, and template construction can directly be divided into several parts by the side form removing, and integral body moves to next section of construction area.
3) concrete construction,
Utilize concrete tank by concrete transportation to sidewalk place, tank car concrete packs in concrete hopper by the quantity of 1.5 side left and right in batches, then utilize large-scale crane that concrete hopper will be housed and winch to Multifunctional transporting device place on bridge, by the valve open of hopper, due to concrete gravity and mobility, concrete is poured onto in the concrete casting system of Multifunctional transporting device.
Manually conveying arrangement is moved to construction area, workman stands on the job platform of multi-function device, by the valve open in concrete casting system, because open roof is established in Multifunctional transporting device inside, concrete will flow into bed plate construction area automatically, the artificial conveying arrangement that coordinates carries out concrete vibrating, floating, completes a construction circulation.
Method of the present invention has following features:
1. under special circumstances, under bridge, pump truck and crane can be parked in safety and exercisable place and carry out reinforcing bar, template and concrete hanging and send, and utilize Multifunctional transporting device to transport, and have guaranteed in the go to the bottom construction of seat board of Special complex situation.2. whole construction method, except several points need big machinery, remainder all adopts Multifunctional transporting device to construct, and its flexible structure is convenient, the construction of applicable various circuit tiny fragments of stone, coal, etc. rail bed plates; 3. the method has reduced the use of big machinery, has protected environment, has reduced noise, has formed good social benefit; 4. the method manually coordinates Multifunctional transporting device to carry out the installation of template, the colligation of reinforcing bar and concrete a series of working procedures such as build, vibrate, and more single manual work has been saved the duration, has accelerated speed of application, has reduced construction cost.
Claims (1)
1. a unballasted track bed plate construction method, step is as follows:
1), Multifunctional transporting device is set on high-speed rail bridge,
At the upper shape steel support (9) supporting thereon of installing of existing high ferro protecting wall (13), on the adjacent surface of shape steel support (9) inside and high ferro protecting wall (13), roller (10) is installed;
In the upper stressed system of support that trussed construction is installed of shape steel support (9);
In the stressed system of support, concrete casting system is installed, concrete casting system comprises hopper (1), both sides, hopper (1) below arrange discharging opening (3), and discharging opening (3) locates to arrange valve (2), and herringbone domatic flow-guiding structure is set between hopper (1) two discharging openings of inner bottom part (3);
Supporting installation form reinforcing bar Lift-on/Lift-off System in stressed system, template reinforcing bar Lift-on/Lift-off System comprises crotch (11), wire rope (12) and Chain block; Multifunctional transporting device setting completes;
2), the construction of reinforcing bar and template,
Reinforcing bar or template are transported to the sidewalk of high-speed rail bridge below, utilize crane by reinforcing bar or template handling to high-speed rail bridge, reinforcing bar or template are bound, hung oneself with the wire rope (12) of template reinforcing bar Lift-on/Lift-off System, fix wire rope (12), Chain block, promote Multifunctional transporting device, move to construction area, operation Chain block and wire rope, unload reinforcing bar or template, complete a transportation cycle;
Then carry out the colligation construction of reinforcing bar or the installation of template, complete a construction circulation;
When one section of bed plate enters next section of construction after having constructed, reinforcement construction repeats above-mentioned transportation cycle and construction circulation, and template construction is directly divided into several parts by the side form removing, and whole Transporting is to next section of construction area;
3), concrete construction,
With concrete tank, concrete transportation is arrived to sidewalk, then pack batch of concrete into concrete hopper, with crane, concrete hopper is winched to Multifunctional transporting device top, concrete is poured in the hopper (1) of concrete casting injection system of Multifunctional transporting device;
Multifunctional transporting device is moved to construction area, open the valve (2) of hopper (1) both sides, concrete flows into bed plate construction area (15), carries out concrete vibrating, floating, completes a construction circulation.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201210199643.4A CN102704360B (en) | 2012-06-18 | 2012-06-18 | Construction method for ballastless track base plate |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201210199643.4A CN102704360B (en) | 2012-06-18 | 2012-06-18 | Construction method for ballastless track base plate |
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| CN102704360A CN102704360A (en) | 2012-10-03 |
| CN102704360B true CN102704360B (en) | 2014-08-06 |
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| CN201210199643.4A Active CN102704360B (en) | 2012-06-18 | 2012-06-18 | Construction method for ballastless track base plate |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2669195C1 (en) * | 2017-12-28 | 2018-10-09 | Открытое Акционерное Общество "Российские Железные Дороги" | Ballastless path on artificial structure |
Families Citing this family (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN103510436B (en) * | 2013-10-14 | 2015-05-13 | 中铁十九局集团有限公司 | Base plate template rapid transfer device and rapid transfer process thereof |
| CN110306389B (en) * | 2018-12-29 | 2024-03-26 | 常熟市奥斯维车辆科技有限公司 | Lifting combined tool for track traffic prefabricated road bed board |
| CN112878119B (en) * | 2020-04-13 | 2023-01-17 | 北京易科路通铁道设备有限公司 | Construction method of ballast bed base |
| CN112550325A (en) * | 2020-12-16 | 2021-03-26 | 中交第四公路工程局有限公司 | Ballastless track template transport trolley suitable for high-speed railway bridge |
Family Cites Families (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| DE19956474A1 (en) * | 1999-11-24 | 2001-05-31 | Gsg Knape Gleissanierung Gmbh | Method of making a solid carriageway and apparatus for use therein |
| CN101195983B (en) * | 2007-12-29 | 2011-11-23 | 中铁二局股份有限公司 | Unballasted track bed plate construction method |
| EP2334872A4 (en) * | 2008-10-17 | 2014-11-26 | Nam Hun Kang | Method and apparatus for constructing railway for rubber-wheeled automated guideway transit system |
| CN201671065U (en) * | 2010-07-16 | 2010-12-15 | 中铁七局集团第四工程有限公司 | Shuffling device for railroad bridge construction based on the railroad track |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2669195C1 (en) * | 2017-12-28 | 2018-10-09 | Открытое Акционерное Общество "Российские Железные Дороги" | Ballastless path on artificial structure |
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