CN207512521U - A kind of box road structure of railway engineering thin-walled - Google Patents
A kind of box road structure of railway engineering thin-walled Download PDFInfo
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- CN207512521U CN207512521U CN201721560674.2U CN201721560674U CN207512521U CN 207512521 U CN207512521 U CN 207512521U CN 201721560674 U CN201721560674 U CN 201721560674U CN 207512521 U CN207512521 U CN 207512521U
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Abstract
The utility model discloses a kind of box road structures of railway engineering thin-walled, it is characterized in that, hollow box body is longitudinally continuous including what is be formed by connecting by two abutment walls, bottom plate, top plate, both sides, which are equipped with, above the top plate is longitudinally continuous gear Zha Qiang, between the two gear tiny fragments of stone, coal, etc. walls drainage arrangement is equipped with filled with lathe surface layer, the gear Zha Qiang, abutment wall bottom.It is not easy to control that the utility model solves the problems, such as that Traditional foundations filling compaction quality is influenced by external conditions such as weather, and the same width of the subgrade surface of structure floor space, has saved a large amount of land resource, has avoided excessive earth clearance.In addition hollow thin-walled case structure saves concrete amount up to 55% compared with mass concrete, and effectively save construction investment has apparent technology and economic advantages.
Description
Technical field
The utility model is related to geotechnical engineering field, in particular to a kind of box road structure of railway engineering thin-walled.
Background technology
For existing railway bed mostly using trapezoidal pattern, top is width of the subgrade surface, and both sides use 1：1.5~1：2 side slope
Slope is handled to ground, and in different parts using the filler layered rolling of various criterion, and top is laid with and requires higher bedding
Structure.This trapezoidal roadbed pattern has the advantages that low cost, operation comfort level are high, is domestic and international common road structure
Pattern.But the trapezium structure pattern takes up an area the several times that width is width of the subgrade surface, and more plough is occupied in arable land, forest land area
(woods) ground resource, housing demolition range is larger caused by cities and towns；The exploitation of roadbed filling can also cause the broken of ecological environment
It is bad, it is also easy to produce the Secondary Geological Hazards such as soil erosion；In addition, placement in layers, the construction technology that rolls by Changes in weather influenced compared with
Greatly, construction quality poor controllability.In conclusion the roadbed of slope pattern, need to occupy more land resource, to surrounding enviroment shadow
Loud range is larger, more demanding to the control of construction quality.
Therefore, it is necessary to develop, a kind of floor space is few, it is thin to reduce the railway engineering of roadbed additional stress and settlement after construction
The box road structure of wall.
Invention content
The purpose of this utility model seeks to solve the deficiency of above-mentioned background technology, provide a kind of floor space it is few, reduce
The box road structure of railway engineering diplopore thin-walled of roadbed additional stress and settlement after construction.
The technical solution of the utility model is：A kind of box road structure of railway engineering thin-walled, which is characterized in that including by
What two abutment walls, bottom plate, top plate were formed by connecting is longitudinally continuous hollow box body, and top plate top both sides, which are equipped with, is longitudinally continuous the gear tiny fragments of stone, coal, etc.
Wall, two keep off between tiny fragments of stone, coal, etc. walls filled with lathe surface layer, and the gear Zha Qiang, abutment wall bottom are equipped with drainage arrangement.
Preferably, the bottom plate, top plate top surface be to be sloped downwardly setting from babinet central cross towards two.
Further, drainage arrangement is laterally obliquely installed under including gear Zha Qiang bottoms and is let out on gear Zha Qiang
Water pipe.
Further, the upper tapping pipe is located at side block Zha Qiang and top plate top surface junction and angle of inclination and top plate
The angle of inclination of top surface corresponds to.
Further, drainage arrangement includes the lower sluicing that abutment wall bottom was laterally obliquely installed and ran through abutment wall under
Pipe.
Further, the lower tapping pipe is located at side wall and plate top surface junction and angle of inclination and base top
The angle of inclination in face corresponds to.
Preferably, the top plate both lateral sides extend outward to form inspection platform, and the inspection platform is equipped with protective fence
Bar.
Preferably, the midfeather being connect with bottom plate, top plate is equipped in the middle part of the babinet and forms diplopore body structure.
Preferably, excavation pit on ground, foundation pit is interior to be equipped with plain concrete cushion layer, and the babinet is located at plain concrete
Above bed course and plate top surface is higher than ground.
The beneficial effects of the utility model are：
1. reducing additional stress of the roadbed to ground, post-construction settlement of subgrade is reduced, reinforced concrete structure ensure that roadbed
Long-time stability.
2. it is not easy to control to solve the problems, such as that Traditional foundations filling compaction quality is influenced by external conditions such as weather, and structure
The same width of the subgrade surface of floor space has saved a large amount of land resource, has avoided excessive earth clearance.In addition hollow thin-walled box
Formula structure saves concrete amount up to 55% compared with mass concrete, effectively save construction investment, have apparent technology and
Economic advantages.
Description of the drawings
Fig. 1 is the structure diagram (cross section) of the box road structure of the utility model railway engineering thin-walled
Wherein：On 1- babinet 2- abutment wall 3- bottom plate 4- top plates 5- gear tiny fragments of stone, coal, etc. wall 6- lathes surface layer 7- under tapping pipe 8-
Tapping pipe 9- inspection platform 10- guard rail 11- midfeather 12- foundation pit 13- plain concrete cushion layer 14- grounds.
Specific embodiment
The utility model is described in further detail in the following with reference to the drawings and specific embodiments.
As shown in Figure 1, a kind of box road structure of railway engineering thin-walled provided by the utility model, including by two abutment walls 2,
What bottom plate 3, top plate 4 were formed by connecting is longitudinally continuous hollow box body 1, and 4 top both sides of top plate, which are equipped with, is longitudinally continuous gear tiny fragments of stone, coal, etc. wall 5, and two
It keeps off between tiny fragments of stone, coal, etc. wall 5 filled with lathe surface layer 6, has 6 material of lathe surface layer for graded broken stone, have 6 top surface of lathe surface layer less than gear tiny fragments of stone, coal, etc. wall 5
Top surface.Keep off tiny fragments of stone, coal, etc. wall 5,2 bottom of abutment wall is equipped with drainage arrangement.Bottom plate 3, top plate 4 top surface be from 1 central cross of babinet towards both sides
Setting is tilted down, is inverted V-shaped.Longitudinally extend in the utility model for roadbed length, be laterally width of subgrade direction.
Drainage arrangement includes 5 bottom of gear tiny fragments of stone, coal, etc. wall and is laterally obliquely installed under and runs through the upper tapping pipe 7 of gear tiny fragments of stone, coal, etc. wall 5,
Upper tapping pipe 7 is located at side block tiny fragments of stone, coal, etc. wall 5 and 4 top surface junction of top plate；It is lateral under that drainage arrangement further includes 2 bottom of abutment wall
It is obliquely installed and through the lower tapping pipe 8 of abutment wall 2；Lower tapping pipe 8 is located at side wall 2 and 3 top surface junction of bottom plate.Top plate 4
Coordinate with upper tapping pipe 7, water can be made to be discharged after being left along inclined top plate top surface from upper tapping pipe 7, avoid surface layer of subgrade bed ponding；
Bottom plate 3 coordinates with lower tapping pipe 8, and babinet internal water accumulation can be made to be discharged from lower tapping pipe 8, avoid babinet internal water accumulation.
The angle of inclination of upper 7 angle of inclination of tapping pipe and 4 top surface of top plate can correspondence can not also identical (the present embodiment be
It is corresponding)；The angle of inclination of lower 8 angle of inclination of tapping pipe and 3 top surface of bottom plate can correspondence can not also it is identical (the present embodiment for pair
Should).4 both lateral sides of top plate extend outward to form inspection platform 9, and inspection platform is equipped with guard rail 10.
In the present embodiment：Bottom plate 3, the drainage grade that 4 top surface of top plate is outside 2-4%.Babinet can according to transverse width, by
Power situation etc. selects babinet as single hole or porous, is diplopore body structure in the present embodiment, by 1 middle part of babinet be equipped with bottom plate 3,
The midfeather 11 that top plate 4 connects is formed.When ground soil property is softer, laying plain concrete cushion layer sets case again in foundation pit
Body；When soil property situation is preferable, babinet can be directly set in foundation pit.The present embodiment is excavation pit on ground 14
12, foundation pit 12 is interior to be equipped with plain concrete cushion layer 13.
Babinet 1 is located at 13 top of plain concrete cushion layer and 3 top surface of bottom plate is higher than ground 14, case when first avoiding constructing
Internal water accumulation, the two are conducive to the discharge of completion rear cabinet internal water accumulation.Babinet 1 can be cast in situs or be spelled at the scene after prefabricated
It connects, is cast in situs in the present embodiment.
The work progress of the box road structure of the utility model railway engineering thin-walled is：
12 cutting depth of foundation pit is not less than 1.2m, and bottom tentatively flattens, and is laid with 0.2m thickness plain concrete cushion layer 13, plain coagulation
13 top of soil padding smoothes out；
The reinforcing bar of bottom plate 3 is bound, binds the reinforcing bar of abutment wall 2, midfeather 11, abutment wall 2,11 reinforcing bar of midfeather and bottom plate 3
Reinforcing bar is connected, and buries lower tapping pipe 8, erects the template of 3 top of bottom plate, 2 both sides of abutment wall, 11 both sides of midfeather, 4 lower part of top plate,
The drainage grade of the template-setup outside 4% on 3 top of bottom plate；
Bind the reinforcing bar of top plate 4, inspection platform 9 and gear tiny fragments of stone, coal, etc. wall 5,5 reinforcing bar of gear tiny fragments of stone, coal, etc. wall and abutment wall 2, the reinforcing bar of midfeather 11
It is connected, the connection reinforcing bar of pre-buried guard rail 10 pours the coagulation of bottom plate 3, abutment wall 2, midfeather 11, top plate 4 and inspection platform 9
Soil, the drainage grade of 4 top setting outside 4% of top plate；
Concrete is conserved, the foundation pit 12 after excavation is backfilled, pre-buried upper tapping pipe 7；Erect the mould of gear tiny fragments of stone, coal, etc. wall 5
Plate pours the concrete of gear tiny fragments of stone, coal, etc. wall 5, the concrete for keeping off tiny fragments of stone, coal, etc. wall 5 is conserved, and removes above-mentioned template, and layering is laid with, rolls base
Bed surface layer, assembles guard rail 10.
The utility model, which can ensure, can save railway land range, reduce earth clearance, reduce roadbed additional load and
Settlement after construction deforms, and ensure that the long-time stability and settlement request of roadbed.The diplopore thin wall-type reinforced concrete structure of use,
Stock utilization is high, and easy for construction, quality is more controllable, and economy is high.
Claims (9)
1. a kind of box road structure of railway engineering thin-walled, which is characterized in that including by two abutment walls (2), bottom plate (3), top plate (4)
What is be formed by connecting is longitudinally continuous hollow box body (1), and equipped with gear Zha Qiang (5) is longitudinally continuous, two keep off for both sides above the top plate (4)
Between Zha Qiang (5) drainage arrangement is equipped with filled with lathe surface layer (6), the gear Zha Qiang (5), abutment wall (2) bottom.
2. such as your box road structure of railway engineering thin-walled as described in 1 of claim, which is characterized in that the bottom plate (3), top plate
(4) top surface is to be sloped downwardly setting from babinet (1) central cross towards two.
3. such as your box road structure of railway engineering thin-walled as described in 2 of claim, which is characterized in that drainage arrangement includes the gear tiny fragments of stone, coal, etc.
Wall (5) bottom is laterally obliquely installed and under through the upper tapping pipe (7) of gear Zha Qiang (5).
4. such as your box road structure of railway engineering thin-walled as described in 3 of claim, which is characterized in that the upper tapping pipe (7)
It is corresponding positioned at the angle of inclination of same side block Zha Qiang (5) with top plate (4) top surface junction and angle of inclination and top plate (4) top surface.
5. such as your box road structure of railway engineering thin-walled as described in 2 of claim, which is characterized in that drainage arrangement includes abutment wall
(2) bottom is laterally obliquely installed and under through the lower tapping pipe (8) of abutment wall (2).
6. such as your box road structure of railway engineering thin-walled as described in 5 of claim, which is characterized in that the lower tapping pipe (8)
It is corresponding positioned at the angle of inclination of same side wall (2) with bottom plate (3) top surface junction and angle of inclination and bottom plate (3) top surface.
7. such as your box road structure of railway engineering thin-walled as described in 1 of claim, which is characterized in that the top plate (4) is laterally
Both sides extend outward to form inspection platform (9), and the inspection platform is equipped with guard rail (10).
8. such as your box road structure of railway engineering thin-walled as described in 1 of claim, which is characterized in that in the middle part of the babinet (1)
Diplopore body structure is formed equipped with the midfeather (11) being connect with bottom plate (3), top plate (4).
9. such as your box road structure of railway engineering thin-walled as described in 1 of claim, which is characterized in that ground is opened on (14)
Foundation pit (12) is dug, plain concrete cushion layer (13) is equipped in foundation pit (12), the babinet (1) is above plain concrete cushion layer (13)
And bottom plate (3) top surface is higher than ground (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721560674.2U CN207512521U (en) | 2017-11-16 | 2017-11-16 | A kind of box road structure of railway engineering thin-walled |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721560674.2U CN207512521U (en) | 2017-11-16 | 2017-11-16 | A kind of box road structure of railway engineering thin-walled |
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| CN207512521U true CN207512521U (en) | 2018-06-19 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115075076A (en) * | 2022-07-20 | 2022-09-20 | 中交第二公路勘察设计研究院有限公司 | High-fill less-soil composite roadbed structure and construction method |
-
2017
- 2017-11-16 CN CN201721560674.2U patent/CN207512521U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115075076A (en) * | 2022-07-20 | 2022-09-20 | 中交第二公路勘察设计研究院有限公司 | High-fill less-soil composite roadbed structure and construction method |
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