CN204455724U - For the integral structure of Deep Thick Soft Ground Area roadbed track - Google Patents
For the integral structure of Deep Thick Soft Ground Area roadbed track Download PDFInfo
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- CN204455724U CN204455724U CN201520004373.6U CN201520004373U CN204455724U CN 204455724 U CN204455724 U CN 204455724U CN 201520004373 U CN201520004373 U CN 201520004373U CN 204455724 U CN204455724 U CN 204455724U
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- sleeper
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Abstract
The utility model discloses a kind of integral structure for Deep Thick Soft Ground Area roadbed track, at least comprise the embedded gripper shoe of sleeper, the upper surface of the embedded gripper shoe of described sleeper is embedded with two parallel prefabricated sleeper blocks, and described prefabricated sleeper block is provided with track structure rail and fastener; Being provided with the anti-fan's stream reinforcing bar for connecting prefabricated sleeper block described in two in the embedded gripper shoe of described sleeper, in the embedded gripper shoe of described sleeper, being also provided with plate reinforcing bar; The bottom at the middle part of the embedded gripper shoe of described sleeper is arranged at intervals with span centre brace summer, and the Soft Soil Area below described span centre brace summer is provided with the span centre preformed pile for supporting described span centre brace summer; The bottom of the end of the embedded gripper shoe of described sleeper is provided with across end brace summer, the described Soft Soil Area across end brace summer bottom be provided with for support described across end brace summer across end preformed pile; Described span centre brace summer and be describedly respectively arranged with span centre beam reinforcing bar and across end carriage reinforcing bar across in end brace summer; Described span centre beam reinforcing bar and described plate reinforcing bar are crisscross arranged.It is less that the utility model has foundation settlement, the beneficial effect that tram operates steadily.
Description
Technical field
The utility model relates to streetcar track transportation building technical field, particularly relates to a kind of integral structure for Deep Thick Soft Ground Area roadbed track.
Background technology
Modern tram is as the track traffic of middle freight volume, and the advantage such as, ride comfort low with low-carbon (LC), environmental protection, construction and maintenance cost, has adapted to the demand of key transportation network of the Xincheng District of big and medium-sized cities, development zone and the cities of secondary grade well.According to working as preplanning, will more than 1000 kilometers to modern domestic tram mileage open to traffic before the year two thousand twenty, development prospect is wide.
Existing tram generally adopts solid concrete roabed, and adopt rigidity pile-plank embankment to support, top road bed board and lower support plate adopt two-layer reinforced concrete structure respectively, then be superimposed together, the overall height of railway roadbed is about up to being about 700mm, and structure stress is generally separately considered.But during actual use, the interlaminar action between road bed board and gripper shoe is between slip and consolidation, and therefore theoretical calculation model must relatively be guarded, and causes rail rectangular structure thing gross thickness larger.This huge structural system, not only increase the weight put on ground, easily cause the differential settlement of ground, and too increase the relocation of services amount of the intensive existing road section of underground utilities, significantly add engineering cost, also extend construction period simultaneously, affect the normal operation of existing traffic.
In addition, after building up, not only maintenance is difficult for solid concrete roabed structure, and easily causes track irregularity due to the differential settlement of ground, and then affects the comfort level of traveller's, even causes the generation of electric car derailment accident.
Therefore, those skilled in the art are devoted to develop a kind of lightweight, volume is little, foundation settlement is controlled structure for Deep Thick Soft Ground Area roadbed track.
Utility model content
Because the above-mentioned defect of prior art, the utility model proposes a kind of span centre brace summer and the embedded gripper shoe one of sleeper, the integral structure for Deep Thick Soft Ground Area roadbed track lightweight, volume is little, foundation settlement is controlled.
For achieving the above object, the utility model provides a kind of integral structure for Deep Thick Soft Ground Area roadbed track, at least comprise the embedded gripper shoe of sleeper, the upper surface of the embedded gripper shoe of described sleeper is embedded with two parallel prefabricated sleeper blocks, and described prefabricated sleeper block is provided with track structure rail and fastener; Being provided with the anti-fan's stream reinforcing bar for connecting prefabricated sleeper block described in two in the embedded gripper shoe of described sleeper, in the embedded gripper shoe of described sleeper, being also provided with plate reinforcing bar; The bottom at the middle part of the embedded gripper shoe of described sleeper is arranged at intervals with span centre brace summer, and the Soft Soil Area below described span centre brace summer is provided with the span centre preformed pile for supporting described span centre brace summer; The bottom of the end of the embedded gripper shoe of described sleeper is provided with across end brace summer, the described Soft Soil Area across end brace summer bottom be provided with for support described across end brace summer across end preformed pile; Described span centre brace summer and be describedly respectively arranged with span centre beam reinforcing bar and across end carriage reinforcing bar across in end brace summer; Described span centre beam reinforcing bar and described plate reinforcing bar are crisscross arranged.
Further, also comprise the pave-load layer on the top being arranged at the embedded gripper shoe of described sleeper and be arranged at the plain concrete bed course of described span centre brace summer bottom.
Further, described span centre preformed pile is hollow shell pill.
Further, described pave-load layer adopts bituminous concrete, lawn greening or pattern face brick.
Further, the longitudinal pitch between multiple described span centre preformed pile is 5m.
The beneficial effects of the utility model:
Integral structure for Deep Thick Soft Ground Area roadbed track of the present utility model, because prefabricated sleeper block embeds in the embedded gripper shoe of sleeper, and by embedded for sleeper gripper shoe and span centre brace summer formed by integrally casting shaping, overcome in prior art the problem that must increase structure under rail in order to the relative motion of offsetting between road bed board and the embedded gripper shoe of sleeper, raw material are saved, shorten construction period, reduce construction cost.
In addition, adopt structure of the present utility model, structural bearing capacity and settlement calculation consider inter-pile soil effect, steel concrete consumption can be reduced, also reduce the amplitude of uneven settlement of foundation, reduce vertical, level that tram produces because of uneven settlement of foundation to acceleration, the comfort level that improve tram passenger and the safety taken.
Simultaneously, due to the change of support structure structure under rail, the overall height of the embedded gripper shoe of sleeper and brace summer is relatively low, in work progress, need not in order to meet the requirement for height of structure under rail and change row to a large amount of shallow embedding pipeline, reduce construction period, simplify difficulty of construction, improve economic benefit.
Be described further below with reference to the technique effect of accompanying drawing to design of the present utility model, concrete structure and generation, to understand the purpose of this utility model, characteristic sum effect fully.
Accompanying drawing explanation
Fig. 1 is the horizontal broken section structural representation in the utility model embodiment one in the middle part of the embedded gripper shoe of sleeper.
Fig. 2 is the vertical structure schematic diagram of the utility model embodiment one.
Fig. 3 is the structural representation of the embedded gripper shoe endpoint node of sleeper of the utility model embodiment one.
Detailed description of the invention
As shown in Figure 1 to Figure 3, the utility model proposes a kind of integral structure for Deep Thick Soft Ground Area roadbed track.
In the utility model, three parts are divided into name it embedded for sleeper gripper shoe 1, i.e. two ends of the embedded gripper shoe of sleeper and the middle part of the embedded gripper shoe of sleeper.The part names being wherein positioned at two ends of the embedded gripper shoe of sleeper 1 is the end of the embedded gripper shoe of sleeper, and is the middle part of the embedded gripper shoe of sleeper by the part names outside the end of embedded for sleeper gripper shoe.
In embodiment one, as shown in Figure 2, integral structure for Deep Thick Soft Ground Area roadbed track comprises the embedded gripper shoe 1 of sleeper, span centre brace summer 2 below the middle part being arranged at intervals at the embedded gripper shoe 1 of sleeper, and two are parallelly arranged at span centre brace summer 2 bottom, for supporting the span centre preformed pile 3 of span centre brace summer 2.
Also comprise the below of the end 11 being arranged at the embedded gripper shoe 1 of sleeper across end brace summer 2 ˊ and two parallel be arranged at across end brace summer 2 ˊ bottom across end preformed pile 3 ˊ.The end 11 of the embedded gripper shoe of sleeper of adjacent segment is passed through across end preformed pile 3 ˊ and is arranged at being connected across end brace summer 2 ˊ across end preformed pile 3 ˊ top.Wherein, the longitudinal pitch between multiple span centre preformed pile 3 is preferably 4-6m.
The upper surface of the embedded gripper shoe of sleeper 1 is embedded with two parallel prefabricated sleeper blocks 4, and prefabricated sleeper block 4 is provided with track structure rail and fastener, and rail is arranged at span centre preformed pile 3 and the corresponding position across end preformed pile 2 ˊ top.The anti-fan's stream reinforcing bar 13 for connecting two parallel prefabricated sleeper blocks 4 is provided with in the embedded gripper shoe of sleeper 1.
In order to strengthen span centre brace summer 2 and the intensity across end brace summer 2 ˊ, be respectively arranged with span centre beam reinforcing bar within it and across end carriage reinforcing bar.
The plate reinforcing bar 12 for improving the embedded gripper shoe intensity of sleeper is also provided with in the embedded gripper shoe of sleeper 1.In order to improve the bond strength between brace summer and the embedded gripper shoe of sleeper, the span centre beam reinforcing bar be arranged in span centre brace summer and plate reinforcing bar are crisscross arranged, colligation is shaping, and by shaping to span centre brace summer 2 and sleeper embedded gripper shoe 1 formed by integrally casting.
In the present embodiment, because prefabricated sleeper block embeds in the embedded gripper shoe of sleeper, and by embedded for sleeper gripper shoe and span centre brace summer formed by integrally casting shaping, overcome in prior art the problem that must increase structure under rail in order to the relative motion of offsetting between road bed board and the embedded gripper shoe of sleeper, raw material are saved, shorten construction period, reduce construction cost.
In order to ensure that an above-mentioned body structure and town road better merge, be equipped with in the upper end of the embedded gripper shoe 1 of sleeper as the bituminous concrete of pave-load layer 5, lawn greening or pattern face brick etc.
In other embodiments, also hollow shell pill can be adopted across end preformed pile 3 ˊ.
In other embodiments, span centre preformed pile 3 and also can only have a group across end preformed pile 3 ˊ, and be arranged at the below in the middle of two rail.
The Specific construction step of adjacent two sections of the integral structure for Deep Thick Soft Ground Area roadbed track of the present utility model is as follows:
Step one, the span centre preformed pile 3 and across end preformed pile 3 ˊ of constructing in Soft Soil Area 7.
Step 2, constructs across the plain concrete bed course 6 of end brace summer bottom.
Step 3, colligation be used for across end brace summer across reinforcing bar in end carriage, and to be formed across end brace summer 2 ˊ with concreting.
Step 4, carries out staggered colligation by reinforcing bar 12 in the plate in reinforcing bar in the span centre beam of span centre brace summer 2 and the embedded gripper shoe of span centre sleeper 1.Prefabricated tie block 4 is connected by anti-fan's stream reinforcing bar 13, and is positioned on the good bar construction of colligation.
Step 5, smart bar track, then by shaping to span centre brace summer 2 and sleeper embedded gripper shoe 1 formed by integrally casting.The end 11 of the embedded gripper shoe of the sleeper after building is arranged at across on end preformed pile.
Step 6, according to same order, construction second segment, and end 11 and 11 ˊ of embedded for the sleeper of adjacent two sections gripper shoe is arranged at first paragraph across on end preformed pile 3 ˊ.A deformation joint is left between end 11 ˊ of the wherein end 11 of the embedded gripper shoe of the sleeper of first paragraph and the embedded gripper shoe of sleeper of second segment.The end of the embedded gripper shoe of sleeper and across holding the Bituminous hemp fiber adopting 5cm thick between precast beam 2 ˊ to fill.Each section is laid successively according to above-mentioned steps.
Step 7, the embedded gripper shoe of the sleeper laid lays pave-load layer 5, completes roadbed track.
Integral structure for Deep Thick Soft Ground Area roadbed track of the present utility model, because prefabricated sleeper block embeds in the embedded gripper shoe of sleeper, and by embedded for sleeper gripper shoe and span centre brace summer formed by integrally casting shaping, overcome in prior art the problem that must increase structure under rail in order to the relative motion of offsetting between road bed board and the embedded gripper shoe of sleeper, raw material are saved, shorten construction period, reduce construction cost.
In addition, adopt structure of the present utility model, structural bearing capacity and settlement calculation consider inter-pile soil effect, steel concrete consumption can be reduced, while saving material, also reduce the amplitude of uneven settlement of foundation, reduce vertical, level that tram produces because of uneven settlement of foundation to acceleration, the comfort level that improve tram passenger and the safety taken.
Simultaneously, due to the change of support structure structure under rail, the overall height of the embedded gripper shoe of sleeper and brace summer is relatively low, in work progress, need not in order to meet the requirement for height of structure under rail and change row to a large amount of shallow embedding pipeline, reduce construction period, simplify difficulty of construction, improve economic benefit.
More than describe preferred embodiment of the present utility model in detail.Should be appreciated that those of ordinary skill in the art just can make many modifications and variations according to design of the present utility model without the need to creative work.Therefore, all technician in the art according to design of the present utility model on the basis of existing technology by the available technical scheme of logical analysis, reasoning, or a limited experiment, all should by the determined protection domain of claims.
Claims (5)
1. the integral structure for Deep Thick Soft Ground Area roadbed track, it is characterized in that, at least comprise the embedded gripper shoe of sleeper, the upper surface of the embedded gripper shoe of described sleeper is embedded with two parallel prefabricated sleeper blocks, and described prefabricated sleeper block is provided with track structure rail and fastener; Being provided with the anti-fan's stream reinforcing bar for connecting prefabricated sleeper block described in two in the embedded gripper shoe of described sleeper, in the embedded gripper shoe of described sleeper, being also provided with plate reinforcing bar; The bottom at the middle part of the embedded gripper shoe of described sleeper is arranged at intervals with span centre brace summer, and the Soft Soil Area below described span centre brace summer is provided with the span centre preformed pile for supporting described span centre brace summer; The bottom of the end of the embedded gripper shoe of described sleeper is provided with across end brace summer, the described Soft Soil Area across end brace summer bottom be provided with for support described across end brace summer across end preformed pile; Described span centre brace summer and be describedly respectively arranged with span centre beam reinforcing bar and across end carriage reinforcing bar across in end brace summer; Described span centre beam reinforcing bar and described plate reinforcing bar are crisscross arranged.
2., as claimed in claim 1 for the integral structure of Deep Thick Soft Ground Area roadbed track, it is characterized in that, also comprise the pave-load layer on the top being arranged at the embedded gripper shoe of described sleeper and be arranged at the plain concrete bed course of described span centre brace summer bottom.
3., as claimed in claim 2 for the integral structure of Deep Thick Soft Ground Area roadbed track, it is characterized in that, described span centre preformed pile is hollow shell pill.
4. as claimed in claim 2 for the integral structure of Deep Thick Soft Ground Area roadbed track, it is characterized in that, described pave-load layer adopts bituminous concrete, lawn greening or pattern face brick.
5. the integral structure for Deep Thick Soft Ground Area roadbed track as described in any one of Claims 1-4, is characterized in that, the longitudinal pitch between multiple described span centre preformed pile is 5m.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201520004373.6U CN204455724U (en) | 2015-01-04 | 2015-01-04 | For the integral structure of Deep Thick Soft Ground Area roadbed track |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201520004373.6U CN204455724U (en) | 2015-01-04 | 2015-01-04 | For the integral structure of Deep Thick Soft Ground Area roadbed track |
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| CN204455724U true CN204455724U (en) | 2015-07-08 |
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| CN201520004373.6U Active CN204455724U (en) | 2015-01-04 | 2015-01-04 | For the integral structure of Deep Thick Soft Ground Area roadbed track |
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Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106283969A (en) * | 2016-09-15 | 2017-01-04 | 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 detached pier pillar support rail girder construction |
| CN108221504A (en) * | 2018-01-03 | 2018-06-29 | 上海市城市建设设计研究总院（集团）有限公司 | The construction method of soft clay area tramcar assembled roadbed track plank bed |
| CN108316061A (en) * | 2018-01-31 | 2018-07-24 | 周兆弟 | A kind of installation method of track beam and its track foundation construction method |
| CN108330745A (en) * | 2018-02-09 | 2018-07-27 | 上海市城市建设设计研究总院（集团）有限公司 | The implementation of soft clay area tramcar assembled sub-rail foundation |
| CN108330744A (en) * | 2018-01-31 | 2018-07-27 | 周兆弟 | A kind of track foundation construction method |
| CN108842529A (en) * | 2018-08-28 | 2018-11-20 | 上海市城市建设设计研究总院（集团）有限公司 | The rapid splicing structure in streetcar track basis and construction method |
| CN113818289A (en) * | 2021-10-29 | 2021-12-21 | 同济大学 | Full-prefabricated assembled tramcar pile plate roadbed structure and installation method |
| CN114808557A (en) * | 2022-03-22 | 2022-07-29 | 上海市城市建设设计研究总院（集团）有限公司 | Fixing structure and construction method of tramcar anti-creeping reinforcing mesh |
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2015
- 2015-01-04 CN CN201520004373.6U patent/CN204455724U/en active Active
Cited By (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106283969A (en) * | 2016-09-15 | 2017-01-04 | 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 detached pier pillar support rail girder construction |
| CN108221504A (en) * | 2018-01-03 | 2018-06-29 | 上海市城市建设设计研究总院（集团）有限公司 | The construction method of soft clay area tramcar assembled roadbed track plank bed |
| CN108316061A (en) * | 2018-01-31 | 2018-07-24 | 周兆弟 | A kind of installation method of track beam and its track foundation construction method |
| CN108330744A (en) * | 2018-01-31 | 2018-07-27 | 周兆弟 | A kind of track foundation construction method |
| CN108330745A (en) * | 2018-02-09 | 2018-07-27 | 上海市城市建设设计研究总院（集团）有限公司 | The implementation of soft clay area tramcar assembled sub-rail foundation |
| CN108330745B (en) * | 2018-02-09 | 2020-06-09 | 上海市城市建设设计研究总院（集团）有限公司 | Implementation method of tramcar assembled under-rail foundation in soft soil area |
| CN108842529A (en) * | 2018-08-28 | 2018-11-20 | 上海市城市建设设计研究总院（集团）有限公司 | The rapid splicing structure in streetcar track basis and construction method |
| CN113818289A (en) * | 2021-10-29 | 2021-12-21 | 同济大学 | Full-prefabricated assembled tramcar pile plate roadbed structure and installation method |
| CN114808557A (en) * | 2022-03-22 | 2022-07-29 | 上海市城市建设设计研究总院（集团）有限公司 | Fixing structure and construction method of tramcar anti-creeping reinforcing mesh |
| CN114808557B (en) * | 2022-03-22 | 2023-09-01 | 上海市城市建设设计研究总院（集团）有限公司 | Fixing structure and construction method of tramcar anti-vage reinforcing mesh |
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