CN105421160B - A kind of concrete bedding top surface line type control method - Google Patents
A kind of concrete bedding top surface line type control method Download PDFInfo
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- CN105421160B CN105421160B CN201510736812.7A CN201510736812A CN105421160B CN 105421160 B CN105421160 B CN 105421160B CN 201510736812 A CN201510736812 A CN 201510736812A CN 105421160 B CN105421160 B CN 105421160B
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- top surface
- bedding top
- evener
- concrete
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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
- E01B2/00—General structure of permanent way
- E01B2/006—Deep foundation of tracks
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
- E01B2204/00—Characteristics of the track and its foundations
- E01B2204/08—Deep or vertical foundation
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- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Road Paving Structures (AREA)
- On-Site Construction Work That Accompanies The Preparation And Application Of Concrete (AREA)
Abstract
The present invention discloses a kind of concrete bedding top surface line type control method, including step：1) bottom of evener and leveling platform is processed according to the size of bedding top surface；In the bottom of evener, cylinder is set；2) walking rails are respectively provided with the both sides of bedding top surface；Travelling wheel mechanism I is respectively provided with the two ends of evener, evener is erected on walking rails by travelling wheel mechanism I；Travelling wheel mechanism II is respectively provided with the two ends of leveling platform, leveling platform is erected on walking rails by travelling wheel mechanism II；3) before the concrete initial set of bedding top surface, using evener, in bedding top surface, traveling is controlled and looks for slope to bedding top surface line style repeatedly, carries out wharf's pavement quality using the leveling platform concrete unnecessary to bedding top surface.With personnel's less investment, expenses of labour is saved, slope system easy to control the quality is looked for, apparent mass is good, the advantage such as all fronts gradient unification.
Description
Technical field
The invention is related to a kind of concrete bedding top surface line type control method, for solving concrete bedding top surface slope
The technical barrier such as face and line type control.
Background technology
III type pre-tensioned plate formula non-fragment orbits of Beijing-Shenyang Line for Passenger Transportation the Section in Liaoning Province CRTS, specially engineering is first in extremely frigid zones visitor for this technology
First promote and adopt, it is with high content of technology, it is high to roadbed longitudinal rigidity change uniformity requirement.This line is located at Northeast Cold Area,
Roadbed anti-freeze expansion difficulty is big, therefore this line adopts concrete bedding frozen prevention measures, controls bedding concrete construction quality, from root
The impact to subgrade settlement because of frost heave is solved in sheet, the roadbed quality frozen in deep scope is the basis of Construction of Ballastless Track quality,
Therefore set about in terms of construction technology, technical scheme etc. being optimized and controlling, the quality and line style sedimentation control to non-fragment orbit
System has great significance.The invention is studied for the line type control of concrete bedding top surface, existing at present
Bedding top of concrete construction technology is using manually wiping one's face and plucking, and which has the disadvantage that (1) need to put into a large amount of personnel and be smeared
Surface construction, work efficiency are low；(2) the more difficult control of quality of wiping one's face, anthropic factor are larger.
The content of the invention
A kind of problem and shortage that the invention is present for prior art, there is provided concrete bedding top surface line type control
Method, carries out Linear Control to concrete bedding top surface by using evener and leveling platform, to reach personnel's less investment, section
Expenses of labour is saved, slope system easy to control the quality is looked for, apparent mass is good, the unified purpose of all fronts gradient.
The technical scheme that the invention is adopted for：
A kind of concrete bedding top surface line type control method, comprises the steps：
1) bottom of evener and leveling platform is processed according to the size of bedding top surface；Set in the bottom of evener
Put cylinder；
2) walking rails are respectively provided with the both sides of concrete bedding top surface；Travelling wheel is respectively provided with the two ends of evener
Mechanism I, evener are erected on walking rails by travelling wheel mechanism I, and evener is by travelling wheel mechanism I on walking rails
It is mobile；Travelling wheel mechanism II is respectively provided with the two ends of leveling platform, leveling platform is erected at traveling by travelling wheel mechanism II
On track, leveling platform is moved on walking rails by travelling wheel mechanism II；
3) before the concrete initial set of bedding top surface, using evener bedding top surface repeatedly traveling to bedding top surface line style
Slope is controlled and looks for, and wharf's pavement quality is carried out using the leveling platform concrete unnecessary to bedding top surface.
A kind of described concrete bedding top surface line type control method, step 3) before the concrete initial set of bedding top surface,
Using evener, in bedding top surface, traveling is controlled to bedding top surface line style and looks for slope repeatedly；In evener traveling, utilize
Leveling platform is cleared up in time with the 1-2 names workman concrete unnecessary to bedding top surface, and in last time traveling, is utilized
Leveling platform carries out wharf's pavement quality to bedding top surface.
A kind of described concrete bedding top surface line type control method, the evener have steel truss I, steel truss I
Lower end is provided with link I, and the lower end of link I arranges roller mechanism, and cylinder is arranged on roller mechanism；The two ends of steel truss I
Support frame is respectively equipped with, travelling wheel mechanism I is arranged on the lower end of support frame, and steel truss I passes through support frame and travelling wheel
Mechanism I is erected at the top of bedding top surface.
A kind of described concrete bedding top surface line type control method, laterally setting successively along bedding top surface on roller mechanism
There are three cylinders.
A kind of described concrete bedding top surface line type control method, the top of the support frame is provided with a hole I, steel truss
The end of frame I is provided with a hole II with I corresponding position of silk hole, and the tail end of leading screw from top to bottom sequentially passes through a hole I and silk hole
II, support frame and steel truss I are connected as one.
A kind of described concrete bedding top surface line type control method, the leveling platform have steel truss II, steel truss
II lower end is provided with link II, and the lower end of link II is provided with for carrying the work platformses of personnel；The two ends of steel truss II
Bracing frame is respectively equipped with, travelling wheel mechanism II is arranged on the lower end of bracing frame, and steel truss II passes through bracing frame and travelling wheel mechanism
II top for being erected at bedding top surface.
The invention has the advantages that：
The present invention is by fundamentally solving to mix using the concrete screed supporting with concrete bedding and leveling platform
Solidifying soil matrix bed top surface is domatic and a difficult problem for line type control, economically saves labor hour, makes bedding top surface arrange satisfaction and sets
Meter is required.The present invention sets about from construction technology and equipment, which is optimized and is controlled, the quality and line style to non-fragment orbit
Settlement Control plays important meaning.Replace artificial using equipment, so as to reach concrete bedding top surface workmen's less investment,
Save expenses of labour and make to look for slope quality to be more prone to control, apparent mass is more preferable, the purpose unified to reach all fronts gradient.
By leading screw is arranged on evener, and connect steel truss I and support frame using leading screw so that positioned at steel truss
The cylinder of I lower end has Height Adjustable function, then bedding top surface is being controlled using the vibrating beam formed by cylinder
Make and levelling so that the evener is more flexible and convenient in application.
Description of the drawings
Fig. 1 is the schematic diagram of evener in embodiment.
Side schematic views of the Fig. 2 for evener shown in Fig. 1.
Fig. 3 is the schematic diagram of leveling platform in embodiment.
Wherein, 1- travelling wheels mechanism I, 2- steel truss I, 3- links I, 4- roller mechanisms, 5- cylinders, 6- support frames,
7- leading screws, 8- travelling wheels mechanism II, 9- links II, 10- work platformses, 11- bracing frames, 12- steel truss II.
Specific embodiment
Embodiment
Concrete bedding leading indicator is as follows：
Embankment location --- non-fragment orbit main track subgrade bed gross thickness is 2.7m, is followed successively by the range of bedding from top to bottom
C35 concrete, C20 concrete, mix 5% cement stabilized graded macabam and A, B group filler.Wherein C35 Concrete Thicks 0.5m, C20 coagulations
Soil thickness subtracts 0.5m for maximum frozen depth, mixes 5% cement stabilized graded macabam thickness and subtracts maximum frozen depth for design frost depth.
Hard rock cutting location --- original place layer in the range of 0.2m is cut below the road bed of hard rock bedding location, high pressure is used
After water is rinsed, C35 plain concrete sealings are poured, and configures 12@of φ, 200 glutens.
Soft rock cut location --- adopt concrete bedding, surface layer of subgrade bed to pour 0.5m thickness in the range of design frost depth
C35 concrete, which is lower using C20 concretings, concrete bedding blotter arranged below, thick 0.25m.
Soil property cutting location --- adopt concrete bedding, surface layer of subgrade bed to pour the thick C35 of 0.5m in the range of design frost depth
Concrete, which is lower using C20 concretings, and blotter, thick 0.5m are arranged under concrete bedding.
Top of concrete leading indicator is as follows：
In the range of the 1.25m of wire center both sides, road bed is horizontally disposed with, road bed both sides and line beyond wire center 1.25m
Between arrange 5% transverse drainage slope more than be commonly called as " hexahedro slope ".
One kind comprises the steps to above-mentioned concrete bedding top surface line type control method：
1) bottom of evener and leveling platform is processed according to the size of bedding top surface；Set in the bottom of evener
Put cylinder 5；
2) (guide rail in track is adopted for 120 channel-section steels to be respectively provided with walking rails in the both sides of concrete bedding top surface
43mm steel pipes are reinforced)；Travelling wheel mechanism I 1 is respectively provided with the two ends of evener, evener passes through I 1 frame of travelling wheel mechanism
It is located on walking rails, evener is moved on walking rails by travelling wheel mechanism I 1；Set at the two ends of leveling platform respectively
Travelling wheel mechanism II 8 is put, leveling platform is erected on walking rails by travelling wheel mechanism II 8, and leveling platform passes through travelling wheel
Mechanism II 8 is moved on walking rails；
3) before the concrete initial set of bedding top surface, using evener bedding top surface repeatedly traveling to bedding top surface line style
Slope is controlled and looks for, and wharf's pavement quality is carried out using the leveling platform concrete unnecessary to bedding top surface.Preferably, on bedding top
Before the concrete initial set in face, using evener, in bedding top surface, traveling is controlled to bedding top surface line style and looks for slope repeatedly；
During evener traveling, cleared up with the 1-2 names workman concrete unnecessary to bedding top surface in time using leveling platform, and most
Afterwards during a traveling, the bedding surface in the range of the track centerline both sides 2.9m that adjusts the distance is carried out at plucking using leveling platform
Reason, plucking depth are 1.5～2.0mm.Operation is carried out using the work platformses 10 wide with concrete bedding during plucking operation.Draw
Cant method is that, using special plucking brush artificial hacking, the long 300mm of plucking brush, width 50mm, bristle adopt high-strength nylon yarn, and bristle is long
40mm.Plucking horizontal path direction is carried out, and during a plucking, must not be stopped halfway, it is ensured that plucking effect texture is smooth attractive in appearance.
The lower end that above-mentioned evener has steel truss I 2, steel truss I 2 is provided with link I 3, and the lower end of link I 3 sets
Roller mechanism 4 is put, cylinder 5 is arranged on roller mechanism 4, it is preferable that being laterally sequentially provided with along bedding top surface on roller mechanism 4
Three cylinders 5.Steel truss I 2 is respectively arranged at two ends with support frame 6, and travelling wheel mechanism I 1 is arranged on the lower end of support frame 6,
Steel truss I 2 passes through support frame 6 and travelling wheel mechanism I 1 is erected at the top of bedding top surface.Preferably, the support frame 6
Top be provided with a hole I, the end of steel truss I 2 is provided with a hole II with I corresponding position of silk hole, and the tail end of leading screw 7 is by up to
Under sequentially pass through a hole I and silk hole II, support frame 6 and steel truss I 2 are connected as one, by act on leading screw 7, to steel truss
The height of frame I 2 is adjusted.
The lower end that above-mentioned leveling platform has steel truss II 12, steel truss II 12 is provided with link II 9, link II 9
Lower end is provided with for carrying the work platformses 10 of personnel；Steel truss II 12 is respectively arranged at two ends with bracing frame 11, travelling wheel mechanism
II 8 lower ends for being arranged on bracing frame 11, steel truss II 12 passes through bracing frame 11 and travelling wheel mechanism II 8 is erected at bedding top surface
Top.
Claims (5)
1. a kind of concrete bedding top surface line type control method, it is characterised in that comprise the steps：
1) bottom of evener and leveling platform is processed according to the size of bedding top surface；In the bottom of evener, rolling is set
Cylinder；
2) walking rails are respectively provided with the both sides of concrete bedding top surface；Travelling wheel mechanism is respectively provided with the two ends of evener
I, evener is erected on walking rails by travelling wheel mechanism I, and evener is moved on walking rails by travelling wheel mechanism I
It is dynamic；Travelling wheel mechanism II is respectively provided with the two ends of leveling platform, leveling platform is erected at rail by travelling wheel mechanism II
On road, leveling platform is moved on walking rails by travelling wheel mechanism II；
3) before the concrete initial set of bedding top surface, using evener, in bedding top surface, traveling is carried out to bedding top surface line style repeatedly
Slope is controlled and look for, and wharf's pavement quality is carried out using the leveling platform concrete unnecessary to bedding top surface；Specifically, in evener traveling
When, cleared up with the 1-2 names workman concrete unnecessary to bedding top surface in time using leveling platform, and in last time traveling
When, wharf's pavement quality is carried out to bedding top surface using leveling platform.
2. a kind of concrete bedding top surface line type control method according to claim 1, it is characterised in that the evener
With steel truss I, the lower end of steel truss I is provided with link I, and the lower end of link I arranges roller mechanism, and cylinder is arranged on roller bearing
In mechanism；Steel truss I is respectively arranged at two ends with support frame, and travelling wheel mechanism I is arranged on the lower end of support frame, steel truss I
The top of bedding top surface is erected at by support frame and travelling wheel mechanism I.
3. a kind of concrete bedding top surface line type control method according to claim 2, it is characterised in that on roller mechanism
Three cylinders are sequentially provided with laterally along bedding top surface.
4. a kind of concrete bedding top surface line type control method according to claim 2, it is characterised in that the carriage
The top of frame is provided with a hole I, and the end of steel truss I is provided with a hole II with I corresponding position of silk hole, and the tail end of leading screw is by up to
Under sequentially pass through a hole I and silk hole II, support frame and steel truss I are connected as one.
5. a kind of concrete bedding top surface line type control method according to claim 1, it is characterised in that the leveling is put down
Platform has a steel truss II, and the lower end of steel truss II is provided with link II, and the lower end of link II is provided with for carrying the work of personnel
Make platform；Steel truss II is respectively arranged at two ends with bracing frame, and travelling wheel mechanism II is arranged on the lower end of bracing frame, steel truss II leads to
Cross bracing frame and travelling wheel mechanism II is erected at the top of bedding top surface.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510736812.7A CN105421160B (en) | 2015-11-03 | 2015-11-03 | A kind of concrete bedding top surface line type control method |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201510736812.7A CN105421160B (en) | 2015-11-03 | 2015-11-03 | A kind of concrete bedding top surface line type control method |
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| CN105421160A CN105421160A (en) | 2016-03-23 |
| CN105421160B true CN105421160B (en) | 2017-03-29 |
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| CN109057358A (en) * | 2018-09-30 | 2018-12-21 | 中国水利水电第五工程局有限公司 | A kind of roller type panel concrete pressing surface finishing device |
| CN111648169A (en) * | 2020-05-26 | 2020-09-11 | 中铁六局集团有限公司 | Elastic supporting block type integral ballast bed rapid construction method |
| CN112176873A (en) * | 2020-09-23 | 2021-01-05 | 江苏港通路桥集团有限公司 | Cast-in-place box girder roughness control and napping device |
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| Publication number | Priority date | Publication date | Assignee | Title |
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| JPS59154201A (en) * | 1983-02-18 | 1984-09-03 | 住友ゴム工業株式会社 | Pavement of track surface of box shaped track for suspensiontype monorail |
| KR101114442B1 (en) * | 2011-06-16 | 2012-02-24 | 강남훈 | Method for manufacturing concrete block having three dimensions solid shape and method for laying concrete track using concrete block manufactured by the same method |
| CN202450419U (en) * | 2012-02-29 | 2012-09-26 | 青岛路桥建设集团有限公司 | Slurry extraction and leveling tool for concrete top surface |
| CN202705826U (en) * | 2012-06-15 | 2013-01-30 | 中铁四局集团第五工程有限公司 | Top face elevation controller of plate-type ballastless track base plate |
| CN203530795U (en) * | 2013-10-14 | 2014-04-09 | 中铁十九局集团有限公司 | Ballastless track bed bedplate concrete leveling device |
| CN104975567B (en) * | 2015-06-25 | 2017-02-22 | 刘玉华 | Full-cross-section concrete bridge deck pavement device and method |
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