CN217078489U - Anti-settling foundation structure - Google Patents
Anti-settling foundation structure Download PDFInfo
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- CN217078489U CN217078489U CN202220754964.5U CN202220754964U CN217078489U CN 217078489 U CN217078489 U CN 217078489U CN 202220754964 U CN202220754964 U CN 202220754964U CN 217078489 U CN217078489 U CN 217078489U
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- corrugated plate
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Abstract
The utility model discloses an anti-settling foundation structure, which belongs to the technical field of building foundations and is arranged at the bottom of a channel or a culvert, wherein the anti-settling foundation structure is a corrugated plate combined foundation and a gravel layer above the corrugated plate combined foundation from bottom to top, and a corrugated steel pipe is arranged on the gravel layer to form the channel or the culvert; the corrugated plate combination foundation is laid along the length direction of the corrugated steel pipes, the width of the corrugated plate combination foundation is larger than the diameter of the corrugated steel pipes, and the two sides of the corrugated plate combination foundation extend to the outside of the retaining walls on the two sides of the corrugated steel pipes. The utility model lays a corrugated plate combined foundation at the bottom of the channel or the culvert, lays a gravel layer on the corrugated plate combined foundation, and finally installs a corrugated steel pipe on the gravel layer to form the channel or the culvert; corrugated plate combination basis of laying along corrugated steel pipe's length direction can improve foundation structure's resistance to deformation ability and whole bearing capacity, prevents that uneven settlement from appearing in passageway or culvert, and then improves the engineering quality.
Description
Technical Field
The utility model belongs to the technical field of the building basis, especially, relate to a prevent subsiding foundation structure.
Background
The corrugated steel plate is a novel building material, has good ductility and strong anti-deformation capability, and also has the advantages of quick and convenient installation, short construction period, low cost, environmental protection and the like, so that the culvert, the tunnel, the underground passage and the underground pipeline which are made of the corrugated steel plate material in a large amount have become a trend in traffic engineering and municipal engineering. At present, the steel buckled plate mainly plays bearing structure effect in building engineering and traffic engineering, generally utilizes the resistance to compression of steel buckled plate, tensile resistance to deformation ability preparation domes, becomes the supporting framework of culvert, tunnel, underpass and underground piping, but, the culvert basis still adopts reinforced concrete structure at present, and firstly this kind of foundation structure construction period is longer, receives environmental impact factor more moreover. Wherein, because the uneven settlement of ground often leads to many highway diseases, causes very big harm to the engineering.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that a prevent subsiding foundation structure is provided, the anti deformability and the whole bearing capacity on basis can be improved, engineering quality is ensured.
In order to solve the technical problem, the utility model discloses the technical scheme who takes is:
an anti-settling foundation structure is arranged at the bottom of a channel or a culvert, the anti-settling foundation structure sequentially comprises a corrugated plate combined foundation and a gravel layer above the corrugated plate combined foundation from bottom to top, and corrugated steel pipes are arranged on the gravel layer to form the channel or the culvert; corrugated plate combination basis is laid along corrugated steel pipe's length direction, corrugated plate combination basis's width is greater than corrugated steel pipe's diameter, and the outside retaining wall that corrugated plate combination basis's both sides extended to corrugated steel pipe both sides.
Preferably, buckled plate combination basis is longitude and latitude steel bottom plate, including upper and lower double-deck buckled plate, is radial buckled plate and latitudinal direction buckled plate respectively, the ripple direction mutually perpendicular of radial buckled plate and latitudinal direction buckled plate, radial buckled plate and latitudinal direction buckled plate connect fixedly as an organic whole.
Preferably, the radial corrugated plate and the latitudinal corrugated plate are connected through a bolt; or the radial corrugated plate and the latitudinal corrugated plate are fixedly connected through rivet welding.
Preferably, the corrugated cross-sectional shapes of the radial corrugated plate and the latitudinal corrugated plate are trapezoids or arcs.
Preferably, the corrugated plate combination foundation is a reinforced concrete bottom plate and comprises corrugated plates and concrete above the corrugated plates from bottom to top, the bottom corrugated plates are single-layer corrugated plates, and the corrugation direction of the single-layer corrugated plates is perpendicular to the length direction of the corrugated steel pipe; and shear nails embedded in concrete are arranged in the grooves at the tops of the single-layer corrugated plates and are vertically arranged.
Preferably, the shear force nail is evenly arranged along the length direction of the groove of the single-layer corrugated plate, a mounting hole matched with the shear force nail is formed in the single-layer corrugated plate, and the shear force nail is fixed in the mounting hole.
Preferably, the shear nails are in threaded fit with the mounting holes, and the shear nails are fixed in the mounting holes through fastening nuts on the inner side and the outer side of the single-layer corrugated plate; or the shear nails are welded and fixed in the grooves of the single-layer corrugated plate.
Preferably, sleeves are arranged in the grooves of the single-layer corrugated plate at intervals, and internal threads matched with the shear nails are arranged in the sleeves.
Preferably, the lower half part of the inner wall of the corrugated steel pipe is provided with an inner lining plate, and the inner lining plate is fixed on the inner wall of the corrugated steel pipe through a plurality of connecting pieces.
Preferably, the lining plate is an arc corrugated plate, and the corrugation direction of the lining plate is consistent with the circumferential direction of the corrugated steel pipe.
Adopt the produced beneficial effect of above-mentioned technical scheme to lie in: compared with the prior art, the corrugated plate combined foundation is laid at the bottom of the channel or the culvert, the gravel layer is laid on the corrugated plate combined foundation, and finally the corrugated steel pipe is arranged on the gravel layer to form the channel or the culvert; corrugated plate combination basis of laying along corrugated steel pipe's length direction can improve foundation structure's resistance to deformation ability and whole bearing capacity, prevents that uneven settlement from appearing in passageway or culvert, and then improves the engineering quality.
Drawings
The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.
Fig. 1 is a schematic structural diagram of an anti-settling foundation structure provided by an embodiment of the present invention;
FIG. 2 is a cross-sectional view A-A of the corrugated board assembly base of FIG. 1;
fig. 3 is a schematic structural diagram of an anti-settling foundation structure according to another embodiment of the present invention;
FIG. 4 is a side view of the anti-settling foundation structure and corrugated steel pipe of FIG. 1 after construction;
in the figure: 1-gravel layer, 2-corrugated steel pipe, 3-retaining wall, 4-radial corrugated plate, 5-latitudinal corrugated plate, 6-bolt, 7-concrete, 8-single-layer corrugated plate, 9-shear nail, 10-inner lining plate, 11-connecting piece and 12-roadbed.
Detailed Description
The technical solutions in the embodiments of the present invention are clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1 and 3, the anti-settling foundation structure provided by the present invention is disposed at the bottom of a channel or a culvert, the anti-settling foundation structure is a corrugated plate combined foundation and a gravel layer 1 above the corrugated plate combined foundation in sequence from bottom to top, and a corrugated steel pipe 2 is disposed on the gravel layer 1 to form the channel or the culvert; corrugated plate combination basis is laid along corrugated steel pipe 2's length direction, corrugated plate combination basis's width is greater than corrugated steel pipe 2's diameter, and the both sides of corrugated plate combination basis extend to 3 outsides of retaining wall of corrugated steel pipe 2 both sides. The bottom double arrow in figures 1, 3 indicates the direction of the course of the roadbed at the top of the tunnel or culvert.
As shown in fig. 1 and 2, the buckled plate combination basis is longitude and latitude steel bottom plate, including upper and lower double-deck buckled plate, is radial buckled plate 4 and latitudinal direction buckled plate 5 respectively, the ripple direction mutually perpendicular of radial buckled plate 4 and latitudinal direction buckled plate 5, radial buckled plate 4 and latitudinal direction buckled plate 5 fixed connection are as an organic whole. The double-headed arrows in fig. 2 indicate the longitudinal direction of the corrugated steel pipe. The upper and lower double-layer corrugated plates with mutually vertical corrugated directions are connected into a whole, so that the deformation resistance of the foundation is improved.
When the corrugated plate is specifically manufactured, the corrugated cross-sectional shapes of the radial corrugated plate 4 and the latitudinal corrugated plate 5 are trapezoidal or arc-shaped, and the corrugated shapes are not limited to the above two shapes and can also adopt corrugations with other shapes. The radial corrugated plate 4 and the latitudinal corrugated plate 5 are connected through bolts 6 as shown in figures 1 and 2. Or, the radial corrugated plate 4 and the latitudinal corrugated plate 5 are fixedly connected through rivet welding. Adopt the buckled plate combination of this structure, convenient processing preparation has intensity height, light in weight, the advantage of the construction of being convenient for simultaneously, can reduce the post-construction settlement of corrugated steel culvert with the local great stress dispersion that the inhomogeneous settlement of high and cold many years frozen soil and soft soil foundation produced, has avoided the pavement to destroy the emergence of subsidence, the disease of depositing water in tunnel or culvert middle part.
In another embodiment of the present invention, as shown in fig. 3, the corrugated plate combination foundation is a reinforced concrete bottom plate, which includes corrugated plates and concrete 7 above the corrugated plates from bottom to top, the bottom corrugated plates are single-layer corrugated plates 8, and the corrugation direction of the single-layer corrugated plates 8 is perpendicular to the length direction of the corrugated steel pipe 2; and shear nails 9 embedded in the concrete 7 are arranged in grooves at the tops of the single-layer corrugated plates 8, and the shear nails 9 are vertically arranged. Wherein, the shear force nail 9 is evenly arranged along the groove length direction of the single-layer corrugated plate 8, be equipped with on the single-layer corrugated plate 8 with shear force nail 9 complex mounting hole, shear force nail 9 is fixed in the mounting hole. Adopt the shear force nail to make buckled plate and concrete be connected and form a whole, wait to lay the gravel above the concrete curing reaches the back of requiring, install corrugated steel pipe on the gravel.
During manufacturing, the shear nails 9 are in threaded fit with the mounting holes, and the shear nails 9 are fixed in the mounting holes through fastening nuts on the inner side and the outer side of the single-layer corrugated plate 8; or the shear nails 9 are welded and fixed in the grooves of the single-layer corrugated plate. Simultaneously, the individual layer buckled plate needs to be formed by the concatenation of polylith buckled plate, and the edge of two adjacent individual layer buckled plates passes through bolted connection to be fixed together.
In an embodiment of the present invention, a sleeve (not shown) is disposed at an interval inside the groove of the single-layer corrugated plate 8, and an internal thread engaged with the shear pin 9 is disposed inside the sleeve. When the shear bolt is installed, the shear bolt is screwed in the sleeve.
The above-mentioned structure loading board of constituteing by buckled plate and concrete has intensity height, construction convenience's advantage, can reduce the post-construction settlement of corrugated steel culvert with the great stress dispersion of local that the differential settlement of high and cold many years frozen soil and soft soil foundation produced, has avoided the pavement to destroy the settlement to and the emergence of the disease of tunnel or culvert middle part ponding. The structure is particularly suitable for areas with lower foundation bearing capacity, such as high and cold frozen soil areas, soft base areas, swamp areas and the like.
In order to improve the overall strength of the corrugated steel pipe, as shown in fig. 1 and 3, an inner lining plate 10 is disposed on the lower half portion of the inner wall of the corrugated steel pipe 2, and the inner lining plate 10 is fixed on the inner wall of the corrugated steel pipe 2 by a plurality of connecting members 11. The lining plate 10 is an arc corrugated plate, and the corrugation direction of the lining plate 10 is consistent with the circumferential direction of the corrugated steel pipe 2.
To sum up, the utility model has the advantages of simple structure is compact, bearing capacity is strong, not only can regard as the foundation slab of tunnel or culvert, can also regard as the bearing basis of other buildings, or the loading board below the road, can prevent the inhomogeneous settlement of tunnel, culvert or other buildings, possesses very high bearing capacity and anti deformability.
In the above description, numerous specific details are set forth in order to provide a thorough understanding of the present invention, however, other ways of implementing the invention may be devised different from those described herein, and similar developments may be made by those skilled in the art without departing from the spirit and scope of the invention.
Claims (10)
1. The utility model provides an anti-settlement foundation structure, sets up in the bottom of passageway or culvert, its characterized in that: the anti-settling foundation structure sequentially comprises a corrugated plate combined foundation and a gravel layer above the corrugated plate combined foundation from bottom to top, and corrugated steel pipes are arranged on the gravel layer to form a channel or a culvert; corrugated plate combination basis is laid along corrugated steel pipe's length direction, corrugated plate combination basis's width is greater than corrugated steel pipe's diameter, and the revetment outside that corrugated plate combination basis's both sides extended to corrugated steel pipe both sides.
2. The anti-settling infrastructure of claim 1, wherein: the buckled plate combination basis is longitude and latitude steel bottom plate, including upper and lower double-deck buckled plate, is radial buckled plate and latitudinal direction buckled plate respectively, the ripple direction mutually perpendicular of radial buckled plate and latitudinal direction buckled plate, radial buckled plate and latitudinal direction buckled plate fixing is as an organic whole.
3. The anti-settling infrastructure of claim 2, wherein: the radial corrugated plate and the latitudinal corrugated plate are connected through a bolt; or the radial corrugated plate and the latitudinal corrugated plate are fixedly connected through rivet welding.
4. The anti-settling infrastructure of claim 2, wherein: the corrugated cross-sectional shapes of the radial corrugated plate and the latitudinal corrugated plate are trapezoidal or arc.
5. The anti-settling infrastructure of claim 1, wherein: the corrugated plate combined foundation is a reinforced concrete bottom plate and comprises corrugated plates and concrete above the corrugated plates from bottom to top, the bottom corrugated plates are single-layer corrugated plates, and the corrugation direction of the single-layer corrugated plates is perpendicular to the length direction of the corrugated steel pipe; and shear nails embedded in concrete are arranged in the grooves at the tops of the single-layer corrugated plates and are vertically arranged.
6. The anti-settling infrastructure of claim 5, wherein: the shear force nail is evenly arranged along the length direction of the groove of the single-layer corrugated plate, a mounting hole matched with the shear force nail is formed in the single-layer corrugated plate, and the shear force nail is fixed in the mounting hole.
7. The anti-settling infrastructure of claim 6, wherein: the shear nail is in threaded fit with the mounting hole and is fixed in the mounting hole through fastening nuts on the inner side and the outer side of the single-layer corrugated plate; or the shear nails are welded and fixed in the grooves of the single-layer corrugated plate.
8. The anti-settling infrastructure of claim 5, wherein: the corrugated plate is characterized in that sleeves are arranged in the grooves of the single-layer corrugated plate at intervals, and internal threads matched with the shear nails are arranged in the sleeves.
9. The anti-settling infrastructure of any one of claims 1-8, wherein: and the lower half part of the inner wall of the corrugated steel pipe is provided with a lining plate, and the lining plate is fixed on the inner wall of the corrugated steel pipe through a plurality of connecting pieces.
10. The anti-settling infrastructure of claim 9, wherein: the lining plate is an arc-shaped corrugated plate, and the corrugation direction of the lining plate is consistent with the circumferential direction of the corrugated steel pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220754964.5U CN217078489U (en) | 2022-04-02 | 2022-04-02 | Anti-settling foundation structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220754964.5U CN217078489U (en) | 2022-04-02 | 2022-04-02 | Anti-settling foundation structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217078489U true CN217078489U (en) | 2022-07-29 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220754964.5U Active CN217078489U (en) | 2022-04-02 | 2022-04-02 | Anti-settling foundation structure |
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| Country | Link |
|---|---|
| CN (1) | CN217078489U (en) |
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2022
- 2022-04-02 CN CN202220754964.5U patent/CN217078489U/en active Active
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