CN214613375U - Inverted trapezoidal box type tray structure, roadbed structure and track structure - Google Patents
Inverted trapezoidal box type tray structure, roadbed structure and track structure Download PDFInfo
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- CN214613375U CN214613375U CN202120641069.8U CN202120641069U CN214613375U CN 214613375 U CN214613375 U CN 214613375U CN 202120641069 U CN202120641069 U CN 202120641069U CN 214613375 U CN214613375 U CN 214613375U
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- trapezoidal box
- inverted trapezoidal
- roadbed
- roof
- bottom plate
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Abstract
The utility model provides a fall trapezoidal box tray structure, roadbed structure and track structure, fall trapezoidal box tray structure including the bottom plate that is on a parallel with the horizontal plane, with roof and the connection that the bottom plate is parallel and the interval sets up the pterygoid lamina of roof and bottom plate, the roof is used for supporting external building structure, the roof edge be provided with certainly the roof is buckled and is extended and be used for laminating backplate mutually with external building structure. The inverted trapezoidal box type tray structure can effectively bear the load transmitted by the upper structure, ensures the stability and safety of the upper structure under the load action on the basis of ensuring the safe use of the adjacent existing structure, and reduces the occupied area of the foundation.
Description
Technical Field
The utility model relates to a construction field, a concretely designs novel down trapezoidal box tray structure and uses this roadbed structure form and the track structure of down trapezoidal box tray.
Background
The roadbed is a foundation of a track or a road surface and is an earth structure formed by excavation or filling. The roadbed mainly has the functions of providing necessary conditions for track or road surface laying and train or traveling operation, bearing static load and dynamic load of track and locomotive vehicle or road surface and traffic load, and transmitting and diffusing the load to the deep part of the foundation. On the longitudinal section, the roadbed must ensure the required elevation of the line; on the plane, the roadbed, the bridge and the tunnel are connected to form a complete through line. In civil engineering, the subgrade occupies an important position in the aspects of construction quantity, floor area and investment.
The conventional roadbed is mainly a regular trapezoid slope, has wide occupation range, large sedimentation deformation and difficult sedimentation control, can cause larger deformation of adjacent structures and even influence safety and use, and particularly easily causes deformation overrun of the existing high-speed railway, functional defects of railway equipment and even threatens railway operation safety when the conventional roadbed is close to important structures such as the existing high-speed railway. At present, the construction measures of the roadbed paralleling the existing important structures mainly adopt retaining structures such as row pile retaining walls, cantilever type retaining walls, pile foundation joist retaining walls, U-shaped structures and the like. However, for the limited conditions of two sides, the retaining wall foundation cannot root, the height of the cantilever is high, the shearing force and bending moment applied to the side walls on two sides due to the cantilever are large, and if a U-shaped structure is adopted, the existing side slope needs to be excavated and conflicts with the foundation of the existing structure easily.
Therefore, it is necessary to provide a new structure to solve the above problems.
SUMMERY OF THE UTILITY MODEL
The not enough of prior art more than, the utility model provides a new box tray roadbed structure and roadbed structure form of falling trapezoidal to can solve to the two sides of parallel existing important structures limited, the unable problem of rooting of barricade basis.
In order to solve the technical problem, the utility model provides a novel box tray roadbed structure of falling trapezoidal, including the bottom plate that is on a parallel with the horizontal plane, with roof and the connection that the bottom plate is parallel and the interval sets up the pterygoid lamina of roof and bottom plate, the roof is used for supporting external building structure, the roof edge be provided with certainly the roof is buckled to extend and is used for laminating the backplate mutually with external building structure.
Preferably, the wing plate comprises a first wing plate and a second wing plate which are respectively positioned at two sides of the bottom plate, and a hollow space is enclosed among the first wing plate, the second wing plate, the top plate and the bottom plate.
Preferably, the first wing plate and the second wing plate are symmetrically arranged relative to the central position of the bottom plate.
Preferably, the cross section of the hollow space encloses an isosceles trapezoid.
Preferably, the edge of the top plate exceeds the edge of the wing plate.
Preferably, the included angle between the guard plate and the top plate is an obtuse angle, and holes are formed in the guard plate at intervals.
In order to solve the problem, the utility model also provides a roadbed structure form, including falling trapezoidal box tray structure, support at least one pile foundation and the setting of falling trapezoidal box tray structure are in the roadbed packing on the falling trapezoidal box tray structure, the box tray structure of falling trapezoidal is as above novel box tray roadbed structure of falling trapezoidal, the roof butt supports the lower surface of road bed, the backplate butt is in the both sides of road bed.
Preferably, the inverted trapezoidal box-type tray structure is filled with roadbed filling.
Preferably, the pile foundation is a plurality of, sets up bottom plate bottom is used for supporting the box tray structure of trapezoidal form falls.
In order to solve the problems, the utility model also provides a track structure, including falling trapezoidal box tray structure, support at least one pile foundation, the setting of falling trapezoidal box tray structure are in the last road bed and the setting of falling trapezoidal box tray structure are in track on the road bed, it is as above to fall trapezoidal box tray structure novel fall trapezoidal box tray roadbed structure.
Compared with the prior art, this novel trapezoidal box tray roadbed structure that falls adopts trapezoidal box structure, including the bottom plate that is on a parallel with the horizontal plane, with roof and the pterygoid lamina of connecting roof and bottom plate that the bottom plate is parallel and the interval set up, the roof is used for supporting external building structure, sets up the backplate of laminating mutually with external building structure at the edge of roof simultaneously, has guaranteed superstructure stability and safety under the loading effect to can effectively reduce the peripheral structures displacement that newly-built roadbed engineering arouses, solve the problem that two side barricade bases can't take root, reduced the influence to existing structures operation during the construction. Compared with the prior roadbed technology, the method is more reliable, has less construction interference and has obvious social and economic benefits.
Drawings
The present invention will be described in detail with reference to the accompanying drawings. The foregoing and other aspects of the invention will become more apparent and more readily appreciated from the following detailed description, taken in conjunction with the accompanying drawings. In the drawings:
fig. 1 is a schematic structural view of the inverted trapezoidal box type pallet roadbed structure of the utility model;
fig. 2 is a schematic structural view of an inverted trapezoidal box type tray roadbed structure at another angle of the present invention;
FIG. 3 is a cross-sectional view of the inverted trapezoidal box type pallet roadbed structure of the present invention;
fig. 4 is a usage status diagram of the inverted trapezoidal box type pallet roadbed structure of the utility model.
Detailed Description
The following detailed description of the embodiments of the present invention will be made with reference to the accompanying drawings.
The embodiments/examples set forth herein are specific embodiments of the present invention and are presented for illustrative purposes only, and are not intended to be construed as limitations on the scope of the invention. In addition to the embodiments described herein, those skilled in the art will be able to employ other technical solutions which are obvious based on the disclosure of the claims and the specification of the present application, and these technical solutions include those which make any obvious replacement or modification of the embodiments described herein, and all of which are within the scope of the present invention.
Referring to fig. 1, the present invention provides a novel inverted trapezoidal box-type tray roadbed structure, which includes a bottom plate 11, wing plates 12, a top plate 14 and a guard plate 13.
The base plate 11 is a planar structure parallel to the horizontal plane. The top plate 14 is a planar structure parallel to and spaced apart from the bottom plate 11 for supporting an external building structure. The wing plates 12 are disposed between the bottom plate 11 and the top plate 12, and are bent and extended obliquely upward from both sides of the bottom plate 11 to support the top plate 14. The angle between the wing 12 and the base plate 11 is obtuse. Specifically, in the present embodiment, the wing plate 12 includes a first wing plate 121 and a second wing plate 122 respectively provided on both sides of the base plate 11. A hollow space is enclosed among the first wing plate, the second wing plate, the top plate and the bottom plate. In practical application, the inner part can be added with support to improve the bearing capacity of the inverted trapezoidal box type pallet structure.
The first wing plate 121 and the second wing plate 122 are all at obtuse angles with the bottom plate 11, and the angles are all the same. Preferably, the first wing panel 121 and the second wing panel 122 are symmetrically disposed on two sides of the bottom plate relative to the central position of the bottom plate, and the first wing panel 121, the second wing panel 122, the top plate 13 and the bottom plate 11 form an isosceles trapezoid structure, that is, the cross section of the hollow space is an isosceles trapezoid. Therefore, the stress on two sides of the inverted trapezoidal box type tray structure can be ensured to be uniform, and the maximum bearing capacity can be ensured.
Further, the edge of the top plate 14 exceeds the edge of the wing plates 12, that is, the first wing plate 121 and the second wing plate 122 are supported on the inner surface of the top plate 14, so that the supporting force-receiving area of the top plate 14 can be increased, and the pile foundation structure can support a larger external building.
The guard plate 13 is arranged at the edge of the top plate 14, is formed by bending and extending from the edge of the top plate 14 to the upper part and is used for being attached to an external building structure. Further, the included angle between the guard plate 13 and the top plate 14 is also an obtuse angle, so that the bottom of the external building structure is avoided. The top plate 14 may be provided with the guard plates 13 on both sides, or may be provided with a guard plate only on one side. Specifically, in the present embodiment, the guard plates 13 are provided for both sides. The guard plates 13 are provided with holes at intervals.
As shown in fig. 3, the cross-sectional view of the inverted trapezoidal box pallet structure of the present invention is shown, wherein N1-N19 are steel bars. In the actual construction process, the peripheral shape of the inverted trapezoidal box-type tray structure is formed by welding reinforcing steel bars, and then the inverted trapezoidal box-type tray structure is formed by pouring.
The utility model also provides an use the above-mentioned roadbed structure form of falling trapezoidal box tray structure. As shown in fig. 3, the roadbed structure form includes the utility model discloses a down trapezoidal box pallet structure 2, support down trapezoidal box pallet structure 2 at least one pile foundation 1, set up roadbed 3 on down trapezoidal box pallet structure 2 and set up track 4 on roadbed 3. Wherein, the box tray structure 2 of the trapezoidal form of falling extends to existing railway direction, and is concrete, and the roof corresponds with existing railway foundation, and the track on road bed 3 and the road bed 3 is accomplished with existing road bed and existing track and is met, forms complete road bed structure.
Wherein the top plate 14 is attached to the bottom surface of the roadbed, and the guard plate 13 is attached to the side surface of the roadbed, thereby realizing the fixation of the roadbed. Furthermore, roadbed filling is filled on the inverted trapezoidal box type tray structure. And the load transmission on the roadbed is realized.
The utility model discloses a track structure's work progress as follows:
the first step is as follows: constructing a pile foundation;
the second step is that: constructing an inverted trapezoidal box type tray structure and connecting the tray structure and the pile foundation into a whole;
the third step: filling the roadbed filling on the upper part;
the fourth step: and (6) paving a rail.
Compared with the prior art, this novel trapezoidal box tray roadbed structure that falls adopts trapezoidal box structure, including the bottom plate that is on a parallel with the horizontal plane, with roof and the pterygoid lamina of connecting roof and bottom plate that the bottom plate is parallel and the interval set up, the roof is used for supporting external building structure, sets up the backplate of laminating mutually with external building structure at the edge of roof simultaneously, has guaranteed superstructure stability and safety under the loading effect to can effectively reduce the peripheral structures displacement that newly-built roadbed engineering arouses, solve the problem that two side barricade bases can't take root, reduced the influence to existing structures operation during the construction. Compared with the prior roadbed technology, the method is more reliable, has less construction interference and has obvious social and economic benefits.
It should be noted that the above-mentioned embodiments described with reference to the drawings are only intended to illustrate the present invention and not to limit the scope of the present invention, and those skilled in the art should understand that modifications or equivalent substitutions made on the present invention without departing from the spirit and scope of the present invention should be included in the scope of the present invention. Furthermore, unless the context indicates otherwise, words that appear in the singular include the plural and vice versa. Additionally, all or a portion of any embodiment may be utilized with all or a portion of any other embodiment, unless stated otherwise.
Claims (10)
1. The utility model provides a novel box tray structure of falling trapezoidal, its characterized in that, including the bottom plate that is on a parallel with the horizontal plane, with roof and the connection that the bottom plate is parallel to and the interval sets up the pterygoid lamina of roof and bottom plate, the roof is used for supporting external building structure, the roof edge be provided with certainly the roof is buckled and is extended and be used for laminating the backplate mutually with external building structure.
2. The novel inverted trapezoidal box pallet structure of claim 1, wherein said flaps comprise a first flap and a second flap on either side of said bottom plate, said first flap, said second flap, said top plate and said bottom plate defining a hollow space therebetween.
3. The novel inverted trapezoidal box pallet structure of claim 2, wherein said first and second flaps are symmetrically disposed with respect to a central location of said floor.
4. The new inverted trapezoidal box pallet structure of claim 3, wherein said hollow space has a cross-section that encloses an isosceles trapezoid.
5. The new inverted trapezoidal box pallet structure of claim 4, wherein the edges of said top deck extend beyond the edges of said flaps.
6. The novel inverted trapezoidal box pallet structure of claim 1, wherein the included angle between said guard plate and said top plate is an obtuse angle, and said guard plate is provided with holes at intervals.
7. A roadbed structure, comprising an inverted trapezoidal box-type tray structure, at least one pile foundation for supporting the inverted trapezoidal box-type tray structure, and a roadbed arranged on the inverted trapezoidal box-type tray structure, wherein the inverted trapezoidal box-type tray structure is the novel inverted trapezoidal box-type tray roadbed structure disclosed by any one of claims 1-6, the top plate is supported on the lower surface of the roadbed, and the guard plates are supported on two sides of the roadbed.
8. The roadbed structure of claim 7, wherein the inverted trapezoidal box-type tray structure is filled with roadbed filling.
9. The roadbed structure of claim 7, wherein the pile foundation is provided in plurality at the bottom of the bottom plate for supporting the inverted trapezoidal box-type tray structure.
10. A track structure comprising an inverted trapezoidal box pallet structure, at least one pile foundation supporting the inverted trapezoidal box pallet structure, a roadbed disposed on the inverted trapezoidal box pallet structure, and a track disposed on the roadbed, wherein the inverted trapezoidal box pallet structure is as claimed in any one of claims 1 to 6.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120641069.8U CN214613375U (en) | 2021-03-30 | 2021-03-30 | Inverted trapezoidal box type tray structure, roadbed structure and track structure |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120641069.8U CN214613375U (en) | 2021-03-30 | 2021-03-30 | Inverted trapezoidal box type tray structure, roadbed structure and track structure |
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| CN214613375U true CN214613375U (en) | 2021-11-05 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114482600A (en) * | 2022-01-17 | 2022-05-13 | 中铁工程设计咨询集团有限公司 | Single-channel stress compensation type high-speed rail station widening structure and construction method thereof |
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2021
- 2021-03-30 CN CN202120641069.8U patent/CN214613375U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114482600A (en) * | 2022-01-17 | 2022-05-13 | 中铁工程设计咨询集团有限公司 | Single-channel stress compensation type high-speed rail station widening structure and construction method thereof |
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