CN105672062B - A kind of Straddle type monorail support rail system and its construction method - Google Patents
A kind of Straddle type monorail support rail system and its construction method Download PDFInfo
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- CN105672062B CN105672062B CN201610063462.7A CN201610063462A CN105672062B CN 105672062 B CN105672062 B CN 105672062B CN 201610063462 A CN201610063462 A CN 201610063462A CN 105672062 B CN105672062 B CN 105672062B
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- pile
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- subgrade
- bent cap
- roadbed body
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- 238000010276 construction Methods 0.000 title claims abstract description 49
- 229910000831 Steel Inorganic materials 0.000 claims description 19
- 239000010959 steel Substances 0.000 claims description 19
- 230000003014 reinforcing effect Effects 0.000 claims description 6
- 239000004567 concrete Substances 0.000 claims description 5
- 238000007493 shaping process Methods 0.000 claims description 5
- 239000002689 soil Substances 0.000 claims description 5
- 238000005266 casting Methods 0.000 claims description 3
- 238000005553 drilling Methods 0.000 claims description 3
- 238000011065 in-situ storage Methods 0.000 claims description 3
- 239000011150 reinforced concrete Substances 0.000 claims description 3
- 238000001035 drying Methods 0.000 claims 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims 2
- 230000015271 coagulation Effects 0.000 claims 1
- 238000005345 coagulation Methods 0.000 claims 1
- 230000008901 benefit Effects 0.000 abstract description 12
- 230000000694 effects Effects 0.000 abstract description 4
- 239000000463 material Substances 0.000 abstract description 4
- 230000009286 beneficial effect Effects 0.000 abstract 1
- 230000009194 climbing Effects 0.000 description 1
- 238000005056 compaction Methods 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000007689 inspection Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 210000003205 muscle Anatomy 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 230000000007 visual effect Effects 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
- E01B25/00—Tracks for special kinds of railways
- E01B25/08—Tracks for mono-rails with centre of gravity of vehicle above the load-bearing rail
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
- E01B1/00—Ballastway; Other means for supporting the sleepers or the track; Drainage of the ballastway
- E01B1/002—Ballastless track, e.g. concrete slab trackway, or with asphalt layers
-
- E—FIXED CONSTRUCTIONS
- E01—CONSTRUCTION OF ROADS, RAILWAYS, OR BRIDGES
- E01B—PERMANENT WAY; PERMANENT-WAY TOOLS; MACHINES FOR MAKING RAILWAYS OF ALL KINDS
- E01B25/00—Tracks for special kinds of railways
- E01B25/08—Tracks for mono-rails with centre of gravity of vehicle above the load-bearing rail
- E01B25/10—Mono-rails; Auxiliary balancing rails; Supports or connections for rails
Landscapes
- Engineering & Computer Science (AREA)
- Architecture (AREA)
- Civil Engineering (AREA)
- Structural Engineering (AREA)
- Mechanical Engineering (AREA)
- Machines For Laying And Maintaining Railways (AREA)
Abstract
The invention discloses a kind of Straddle type monorail support rail system and its construction method, the support rail system includes：Track girder is installed on roadbed body, the bottom layer of subgrade being layed on roadbed body, the bedding top layer being layed on bottom layer of subgrade, the pile being embedded in roadbed body and bottom layer of subgrade and the bent cap for being arranged at pile top, bent cap.It is beneficial in that：The Straddle type monorail support rail system of the present invention uses the support rail system that roadbed body is combined with pile, take full advantage of the supporting role of roadbed body between pile, the stress effect of road structure can be improved, compared to existing overhead system track girder, while single-line railway beam span is improved, overhead track girder, elevated structure bridge pier and basic material consumption are effectively reduced, structure stress is both improved, investment is saved again, with significant Social benefit and economic benefit.
Description
Technical field
The present invention relates to a kind of Straddle type monorail support rail system and its construction method, belong to technical field of transportation.
Background technology
With movement of population and economic development, China urban traffic congestion is on the rise, and transport structure is single, to environment shadow
The problems such as ringing big is become increasingly conspicuous, and these traffic problems are solved at all, existing transport structure form must be just adjusted.And conduct
The Monorail PC Track Girders of medium-heavy road traffic have the advantages that strong adaptability, noise are low, radius of turn is small, climbing capacity is strong, are symbols
The traffic form of China's city demand is closed, with certain development prospect.Single track support rail form is usually overhead form, with accounting for
Ground area is small, the advantages of can make full use of city space, good visual effect, but overhead track beam span it is smaller, basic and
Bridge pier quantity is more, and quantities is big, and cost is higher, it is therefore necessary to carry out technological improvement.
The content of the invention
To solve the deficiencies in the prior art, it is an object of the invention to provide a kind of Straddle type monorail support rail system and its apply
Work method, can effectively reduce overhead track girder, elevated structure bridge pier and basis while single-line railway beam span is improved
Material usage.
In order to realize above-mentioned target, the present invention is adopted the following technical scheme that：
The present invention discloses a kind of Straddle type monorail support rail system first, including：Roadbed body, it is layed on roadbed body
Bottom layer of subgrade, the bedding top layer being layed on bottom layer of subgrade, the pile that is embedded in roadbed body and bottom layer of subgrade and set
It is placed on the bent cap on pile top, the bent cap and track girder is installed.
Preferably, foregoing pile is steel-pipe pile, and the bent cap is made up of shaped steel.
It is highly preferred that foregoing pile is concrete-pile, the bent cap is made up of armored concrete.
More preferably, the section of foregoing roadbed body, bottom layer of subgrade and bedding top layer is trapezoidal.
In addition, the invention also discloses a kind of foregoing construction method of Straddle type monorail support rail system, for stake
Post is steel-pipe pile, and bent cap is the support rail system of shaped steel, is comprised the following steps：
S1, roadbed body are filled：Carry out construction survey, setting-out and build to carry out cross section at sidewalk, basic body of first satisfying the need
Overall with, it is longitudinal layered fill, complete one layer and unload after soil, coordinated with bull-dozer land leveller to fill out paving pave it is smooth, then
Carry out watering and dry work, then be compacted with vibrated roller, be finally to carry out road surface, side slope re-shaping exercise；
S2, bottom layer of subgrade construction：Construction method is identical with the construction method that roadbed body is filled；
S3, pile construction：Directly steel-pipe pile is squeezed into roadbed body surface, and pile top is fixedly connected with bent cap,
The bent cap is that two shaped steel are connected and composed by Interal fixation；
S4, the construction of bedding top layer：Construction method is identical with the construction method that roadbed body is filled；
S5, the progress attachment rail beam on bent cap, the track girder are steel box-girder form.
And be concrete-pile for pile, bent cap is the support rail system of armored concrete, is comprised the following steps：
S1, roadbed body are filled：Carry out construction survey, setting-out and build to carry out cross section at sidewalk, basic body of first satisfying the need
Overall with, it is longitudinal layered fill, complete one layer and unload after soil, coordinated with bull-dozer land leveller to fill out paving pave it is smooth, then
Carry out watering and dry work, then be compacted with vibrated roller, be finally to carry out road surface, side slope re-shaping exercise；
S2, bottom layer of subgrade construction：Construction method is identical with the construction method that roadbed body is filled；
S3, pile construction：Pile is concrete-pile, squeezes into steel pile casting, drilling, descending reinforcing cage, pours a diameter of 1.0m's
Concrete-pile rod structure, it is reserved connect a batch reinforcing bar, in pile top cast-in-situ steel reinforced concrete bent cap；
S4, the construction of bedding top layer：Construction method is identical with the construction method that roadbed body is filled；
S5, the progress attachment rail beam on bent cap, the track girder are steel box-girder form.
The present invention is advantageous in that：The Straddle type monorail support rail system of the present invention is mutually tied using roadbed body with pile
The support rail system of conjunction, takes full advantage of the supporting role of roadbed body between pile, can improve the stress effect of road structure, phase
Than existing overhead system track girder, while single-line railway beam span is improved, overhead track girder, overhead knot are effectively reduced
Structure bridge pier and basic material consumption, both improve structure stress, and investment is saved again, with significant social benefit and economic effect
Benefit.
Brief description of the drawings
Fig. 1 is a kind of structural representation of Straddle type monorail support rail system of the present invention.
The implication of reference in figure：1st, roadbed body, 2, bottom layer of subgrade, 3, pile, 4, bent cap, 5, bedding top layer, 6,
Track girder.
Embodiment
Make specific introduce to the present invention below in conjunction with the drawings and specific embodiments.
Referring to Fig. 1, Straddle type monorail support rail system of the invention includes：Roadbed body 1, it is layed on roadbed body 1
Bottom layer of subgrade 2, the bedding top layer 5 being layed on bottom layer of subgrade 2, the pile 3 being embedded in roadbed body 1 and bottom layer of subgrade 2 with
And the bent cap 4 on the top of pile 3 is arranged at, the section of roadbed body 1, bottom layer of subgrade 2 and bedding top layer 5 is trapezoidal, in bent cap 4
On track girder 6 is installed.In practice of construction, pile 3 is steel-pipe pile or concrete-pile, and bent cap 4 is accordingly by shaped steel or reinforcing bar
Concrete is made.
In order to preferably implement the present invention, the construction method of the Straddle type monorail support rail system is also disclosed, is specifically included
Following steps：
S1, roadbed body 1 are filled：Carry out progress at construction survey, setting-out and build sidewalk, basic body of first satisfying the need 1 cross-section
Face overall with, it is longitudinal layered fill, complete one layer and unload after soil, coordinated with bull-dozer land leveller to fill out paving pave it is smooth, so
Watering is carried out afterwards and dries work, then is compacted with vibrated roller, is finally to carry out road surface, side slope re-shaping exercise；Work above
Inspected for acceptance into rear by standard inspection, it is substandard to do up on request until qualified.
S2, bottom layer of subgrade 2 are constructed：Construction method is identical with the construction method that roadbed body 1 is filled, and is a difference in that bedding
Degree of compaction standard is higher；
S3, pile 3 are constructed：Two schemes construction can be divided into,（1）, directly squeeze into steel-pipe pile on the surface of roadbed body 1, and
The top of pile 3 is set to be fixedly connected with bent cap 4, bent cap 4 is that two shaped steel are connected and composed by Interal fixation；（2）, pile 3 be
Concrete-pile, squeezes into steel pile casting, drilling, descending reinforcing cage, the structure of concrete pile 3 for pouring a diameter of 1.0m, reserved connects a batch steel
Muscle, in the top cast-in-situ steel reinforced concrete bent cap 4 of pile 3；
S4, bedding top layer 5 are constructed：Construction method is identical with the construction method that roadbed body 1 is filled；
S5, the progress attachment rail beam 6 on bent cap 4, the track girder 6 is steel box-girder form.
To sum up, Straddle type monorail support rail system of the invention uses the support rail system that roadbed body 1 is combined with pile 3,
The supporting role of 3 roadbed bodies 1 of pile is taken full advantage of, the stress effect of road structure can be improved, compared to existing height
Posture track girder 6, while single-line railway 6 span of beam is improved, effectively reduces overhead track girder 6, elevated structure bridge pier
And basic material consumption, structure stress is both improved, investment is saved again, with significant Social benefit and economic benefit.
The basic principles, principal features and advantages of the present invention have been shown and described above.The technical staff of the industry should
Understand, the invention is not limited in any way for above-described embodiment, it is all to be obtained by the way of equivalent substitution or equivalent transformation
Technical scheme, all falls within protection scope of the present invention.
Claims (2)
1. a kind of construction method of Straddle type monorail support rail system, it is characterised in that the Straddle type monorail support rail system includes：
Roadbed body, the bottom layer of subgrade being layed on roadbed body, the bedding top layer being layed on bottom layer of subgrade, it is embedded in roadbed body
With the pile in bottom layer of subgrade and it is arranged on the bent cap on pile top, the bent cap track girder is installed；The roadbed sheet
The section of body, bottom layer of subgrade and bedding top layer is trapezoidal；The pile is steel-pipe pile, and the bent cap is made up of shaped steel；
Construction method comprises the following steps：
S1, roadbed body are filled：Carry out construction survey, setting-out and build sidewalk, carry out at basic body of first satisfying the need cross section overall with,
It is longitudinal layered to fill, complete one layer and unload after soil, coordinate land leveller pave smooth to filling out paving with bull-dozer, then spilt
Water drying work, then be compacted with vibrated roller, it is finally to carry out road surface, side slope re-shaping exercise；
S2, bottom layer of subgrade construction：Construction method is identical with the construction method that roadbed body is filled；
S3, pile construction：Directly steel-pipe pile is squeezed into roadbed body surface, and pile top is fixedly connected with bent cap, it is described
Bent cap is that two shaped steel are connected and composed by Interal fixation；
S4, the construction of bedding top layer：Construction method is identical with the construction method that roadbed body is filled；
S5, the progress attachment rail beam on bent cap, the track girder are steel box-girder form.
2. a kind of construction method of Straddle type monorail support rail system, it is characterised in that the Straddle type monorail support rail system includes：
Roadbed body, the bottom layer of subgrade being layed on roadbed body, the bedding top layer being layed on bottom layer of subgrade, it is embedded in roadbed body
With the pile in bottom layer of subgrade and it is arranged on the bent cap on pile top, the bent cap track girder is installed；The roadbed sheet
The section of body, bottom layer of subgrade and bedding top layer is trapezoidal；The pile is concrete-pile, and the bent cap is by armored concrete system
Into；
Construction method comprises the following steps：
S1, roadbed body are filled：Carry out construction survey, setting-out and build sidewalk, carry out at basic body of first satisfying the need cross section overall with,
It is longitudinal layered to fill, complete one layer and unload after soil, coordinate land leveller pave smooth to filling out paving with bull-dozer, then spilt
Water drying work, then be compacted with vibrated roller, it is finally to carry out road surface, side slope re-shaping exercise；
S2, bottom layer of subgrade construction：Construction method is identical with the construction method that roadbed body is filled；
S3, pile construction：Pile is concrete-pile, squeezes into steel pile casting, drilling, descending reinforcing cage, the coagulation for pouring a diameter of 1.0m
Native pile structure, it is reserved connect a batch reinforcing bar, in pile top cast-in-situ steel reinforced concrete bent cap；
S4, the construction of bedding top layer：Construction method is identical with the construction method that roadbed body is filled；
S5, the progress attachment rail beam on bent cap, the track girder are steel box-girder form.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610063462.7A CN105672062B (en) | 2016-01-29 | 2016-01-29 | A kind of Straddle type monorail support rail system and its construction method |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201610063462.7A CN105672062B (en) | 2016-01-29 | 2016-01-29 | A kind of Straddle type monorail support rail system and its construction method |
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| CN105672062A CN105672062A (en) | 2016-06-15 |
| CN105672062B true CN105672062B (en) | 2017-09-15 |
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Families Citing this family (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106283972B (en) * | 2016-09-15 | 2017-10-31 | 中铁第四勘察设计院集团有限公司 | Medium-and low-speed maglev traffic engineering single line embankment location pile foundation combined type support rail girder construction |
| CN106283969B (en) * | 2016-09-15 | 2017-11-17 | 中铁第四勘察设计院集团有限公司 | Medium-and low-speed maglev traffic engineering two-wire excavation location independence pier stud type support rail girder construction |
| CN106283966B (en) * | 2016-09-15 | 2018-01-02 | 中铁第四勘察设计院集团有限公司 | Medium-and low-speed maglev single line embankment location independence pier stud type support rail beam transition section structure |
| CN106283968B (en) * | 2016-09-15 | 2017-10-31 | 中铁第四勘察设计院集团有限公司 | Medium-and low-speed maglev two-wire embankment location pile foundation is combined framing type support rail girder construction |
| CN109720985A (en) * | 2019-01-28 | 2019-05-07 | 上海隧道工程有限公司 | Track bearing system and construction method for gantry crane operation |
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|---|---|---|---|---|
| RU2052007C1 (en) * | 1988-02-29 | 1996-01-10 | Петр Степанович Лобов | Railway track and method for its construction |
| CN201713742U (en) * | 2010-05-14 | 2011-01-19 | 中铁第一勘察设计院集团有限公司 | Buried type continuous pile-board structure |
| CN201924250U (en) * | 2011-01-30 | 2011-08-10 | 中铁第四勘察设计院集团有限公司 | Pile foundation for treating railway short-embankment deep and thick soft soil groundwork |
| CN102425082A (en) * | 2011-09-09 | 2012-04-25 | 中铁二院工程集团有限责任公司 | Subgrade strengthening structure for highly karstified station turnout zone on high-speed railway |
| CN202323568U (en) * | 2011-11-16 | 2012-07-11 | 中铁二院昆明勘察设计研究院有限责任公司 | Pipe pile network/beam structure strengthening high-speed railway soft soil subgrade |
| CN202849876U (en) * | 2012-09-01 | 2013-04-03 | 中铁二院工程集团有限责任公司 | Overhead-type roadbed pile board structure for high speed railway |
| CN204000470U (en) * | 2014-02-28 | 2014-12-10 | 中铁第四勘察设计院集团有限公司 | The U-shaped waterproof construction of high stake |
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2016
- 2016-01-29 CN CN201610063462.7A patent/CN105672062B/en active Active
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| RU2052007C1 (en) * | 1988-02-29 | 1996-01-10 | Петр Степанович Лобов | Railway track and method for its construction |
| CN201713742U (en) * | 2010-05-14 | 2011-01-19 | 中铁第一勘察设计院集团有限公司 | Buried type continuous pile-board structure |
| CN201924250U (en) * | 2011-01-30 | 2011-08-10 | 中铁第四勘察设计院集团有限公司 | Pile foundation for treating railway short-embankment deep and thick soft soil groundwork |
| CN102425082A (en) * | 2011-09-09 | 2012-04-25 | 中铁二院工程集团有限责任公司 | Subgrade strengthening structure for highly karstified station turnout zone on high-speed railway |
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| CN105672062A (en) | 2016-06-15 |
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