CN209798563U - Anti structure of floating of assembled culvert - Google Patents
Anti structure of floating of assembled culvert Download PDFInfo
- Publication number
- CN209798563U CN209798563U CN201920294216.1U CN201920294216U CN209798563U CN 209798563 U CN209798563 U CN 209798563U CN 201920294216 U CN201920294216 U CN 201920294216U CN 209798563 U CN209798563 U CN 209798563U
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- steel
- culvert
- corrugated
- culvert pipe
- floating structure
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Abstract
The utility model relates to an anti structure of floating of assembled culvert sets up in steel ripple culvert pipe below, steel ripple culvert pipe is assembled by four culvert boards and is formed, culvert board concatenation department sets up the butt joint rib, butt joint rib department adopts the bolt to fix, include polylith steel sheet, stay cord and lay the backfill layer in steel ripple culvert pipe below, the steel sheet sets up in backfilling the in situ, stay cord one end connecting steel sheet, steel ripple culvert pipe is connected to the other end. Through the in-process of carrying out the layering filling on the basis of steel ripple culvert pipe below, set up the steel sheet and be connected the steel ripple culvert pipe of steel sheet and top through the stay cord in the backfill layer, the utility model discloses have that the construction is simple, the cycle is short and make the steel ripple culvert have the effect of anti floating function.
Description
Technical Field
The utility model belongs to the technical field of the technique of culvert construction and specifically relates to an anti structure of floating of assembled culvert is related to.
Background
At present, the steel corrugated culvert pipe is widely applied all over the world, is mainly applied to the engineering which needs to provide supports, shelters and the like to replace small-span bridges, river channels and water channels, has the advantages of high structural strength, light weight, easy forming processing, convenient construction and the like, and has obvious social benefit and economic benefit.
at present, the steel corrugated culvert pipe comprises four culvert plates, the four culvert plates are mutually spliced to form a box-shaped steel corrugated culvert pipe, the steel corrugated culvert pipe is placed on a foundation, butt-joint ribs protruding outwards are arranged at the splicing positions of the adjacent culvert plates, bolt holes are arranged on the butt-joint ribs at intervals, and the mutually spliced culvert plates are fixed by screwing bolts into the bolt holes. The steel corrugated culvert pipe can enable water flow to well pass through, is convenient to construct and low in manufacturing cost. However, because the steel corrugated culvert is light in weight, when the underground water level is high, the steel corrugated culvert is large in buoyancy, and the steel corrugated culvert is easy to float upwards. At present, anti-floating treatment that generally goes on steel corrugated culvert pipe is for setting up anti-floating pile or anti-floating anchor rod in steel corrugated culvert pipe below, but this kind of mode needs operations such as drilling, grout, and the construction cycle is long, and the construction is loaded down with trivial details.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing an assembled culvert anti-floating structure, this structure have the construction simply, the cycle is short and make the steel ripple culvert have the advantage of anti-floating function.
The above utility model discloses an above-mentioned utility model purpose can realize through following technical scheme:
The utility model provides an assembled culvert anti-floating structure, sets up in steel ripple culvert pipe below, steel ripple culvert pipe is assembled by four pieces of culvert boards and is formed, culvert board concatenation department sets up butt joint rib, butt joint rib department adopts the bolt to fix, includes polylith steel sheet, stay cord and lays the backfill layer in steel ripple culvert pipe below, the steel sheet sets up in backfilling the in situ, steel sheet is connected to stay cord one end, and steel ripple culvert pipe is connected to the other end.
By adopting the technical scheme, the steel plate is arranged below the steel corrugated culvert pipe and then is connected with the steel corrugated culvert pipe, so that the steel corrugated culvert pipe and a foundation below the steel corrugated culvert pipe are connected into a whole, and the stability and the anti-floating capacity of the steel corrugated culvert pipe are improved; the steel plate is arranged in the backfill layer when the backfill layer carries out layered backfill, and the structure has the advantages of simple construction, short period and anti-floating function of the corrugated steel culvert. The problem that the steel corrugated culvert is easy to float upwards when the water volume is large due to the light weight of the steel corrugated culvert pipe is solved.
the utility model discloses further set up to: the steel plates are arranged at intervals along the four edges of the culvert plate arranged at the lowest part.
Through adopting above-mentioned technical scheme, set up the steel sheet along the four sides of containing the board, what make the steel sheet can be even carries out decurrent pulling force to steel corrugated culvert pipe, makes steel corrugated culvert pipe more stable, and anti ability of floating is stronger.
The utility model discloses further set up to: the steel plate top surface sets firmly the connecting plate that a pair of interval set up in steel sheet central point, two seted up corresponding screw on the connecting plate respectively, the both ends of stay cord are provided with the pull ring respectively, the pull ring sets up between the connecting plate, insert the fixing bolt who passes the pull ring in the screw.
Through adopting above-mentioned technical scheme, when the installation, insert the pull ring and establish between adjacent connecting plate, then fix the stay cord on the steel sheet through fixing bolt, it is more convenient to operate.
The utility model discloses further set up to: and the pull ring far away from the steel plate is attached to the butt joint rib close to the backfill layer and is fixed through a bolt.
Through adopting above-mentioned technical scheme, the bolt fastening is passed through in the upper end of stay cord and is located the butt joint rib of culvert board, has avoided the corrugated steel culvert pipe to avoid carrying out the atress in the position that avoids abstaining from, can prevent that corrugated steel pipe structure from easily forming the problem of organ effect.
The utility model discloses further set up to: the steel plate is buried at the position of 0.8-1.2m below the corrugated steel culvert pipe.
Through adopting above-mentioned technical scheme, set up the steel sheet and can prevent steel corrugated culvert pipe come-up well in this position, set up simultaneously under this degree of depth, the laying of the steel sheet of being convenient for.
The utility model discloses further set up to: the backfill layer is formed by paving and rolling broken stones or plain soil.
Through adopting above-mentioned technical scheme, rubble and plain soil can form stable steel ripple culvert pipe support basis after rolling.
The utility model discloses further set up to: the pull rope is an anti-corrosion steel wire rope or a steel strand.
Through adopting above-mentioned technical scheme, wire rope and steel strand wires's tensile strength is strong, when preventing to receive the ascending buoyancy of steel corrugated culvert pipe, the stay cord is broken by the stretch-break, and corrosion protection can prevent that the stay cord from being corroded the problem of rust breakage in backfilling the in situ simultaneously.
The utility model discloses further set up to: and the adjacent steel plates are connected through a steel bar, and two ends of the steel bar are respectively welded on the steel plates at the two ends.
Through adopting above-mentioned technical scheme, connect the steel sheet as whole through the reinforcing bar, increase the wholeness of steel sheet to improve the anti buoyancy that the steel sheet provided steel ripple culvert pipe.
the utility model discloses further set up to: the reinforcing steel bars are multiple.
through adopting above-mentioned technical scheme, set up multichannel reinforcing bar, can be stable connect adjacent steel sheet, overall stability when further improving the steel sheet and receiving ascending power.
To sum up, the utility model discloses a beneficial technological effect does:
1. The steel plates are embedded in the backfill layer below the steel corrugated culvert pipes, and then the steel plates are connected with the steel corrugated culvert pipes above the steel corrugated culvert pipes in a pulling manner by using the pulling ropes, so that when the steel corrugated culvert pipes are subjected to buoyancy, the steel plates can generate downward pulling force on the steel corrugated culvert pipes, and the steel corrugated culvert pipes have anti-floating performance;
2. Through utilizing the reinforcing bar to draw adjacent steel sheet and connect as whole, increase the wholeness of steel sheet to improve the anti ability of floating of steel corrugated culvert pipe.
Drawings
Fig. 1 is a schematic structural diagram of the present invention;
FIG. 2 is a schematic view of the structure of the steel plate inside the protruded backfill layer of the present invention;
FIG. 3 is an enlarged schematic view of portion A of FIG. 2;
FIG. 4 is a schematic view of the connection between the protruding pulling rope and the abutting rib of the present invention;
Fig. 5 is an enlarged schematic view of a portion B in fig. 4.
In the figure, 1, a steel corrugated culvert pipe; 11. culvert plates; 12. a butt-joint rib; 13. a bolt; 14. a nut; 2. a steel plate; 21. a connecting plate; 22. fixing the bolt; 3. pulling a rope; 31. a pull ring; 4. a backfill layer; 5. and (5) reinforcing steel bars.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
the first embodiment is as follows:
referring to fig. 1, for the utility model discloses an anti structure of floating of assembled culvert sets up in the below of steel corrugated culvert pipe 1, and the rectangle is personally submitted to steel corrugated culvert pipe 1's transversal, assembles the formation by four culvert boards 11. The culvert plate 11 is integrally formed with butt joint ribs 12 facing the outer side of the corrugated steel culvert pipe 1 at the splicing position, screw holes are formed in the butt joint ribs 12, and bolts 13 and nuts 14 are adopted for fixing. Referring to fig. 2, the anti structure of floating of assembled culvert includes polylith steel sheet 2, stay cord 3 and lays at backfill layer 4 of steel corrugated culvert pipe 1 below, and steel sheet 2 buries underground in backfill layer 4, and 3 one ends of stay cord are connected on steel sheet 2, and the other end is connected in the butt joint rib 12 department of steel corrugated culvert pipe 1, links together steel sheet 2 and steel corrugated culvert pipe 1 to play anti purpose of floating.
The backfill layer 4 is formed by filling and rolling broken stones or plain soil in layers, a soft soil foundation below the steel corrugated culvert pipe 1 is excavated before construction, and then the backfill layer 4 is replaced, so that the strength and stability of the foundation below the steel corrugated culvert pipe 1 are enhanced, the backfill layer 4 is filled in layers, each layer is 30-50cm, one layer is filled, one layer is rolled, and the degree of compaction is not lower than the design requirement.
referring to fig. 2 and 3, the size of the steel plate 2 is 1m × 1m square, and the size of the steel plate 2 may be increased or decreased according to the requirement of the on-site corrugated steel culvert 1 for resisting buoyancy. The steel plates 2 are buried at the position of 0.8-1.2m below the corrugated steel culvert pipe 1, the steel plates 2 are arranged right below four angular positions of a culvert plate 11 at the lowest part of the corrugated steel culvert pipe 1, and the number of the steel plates 2 can be additionally arranged along the four sides of the culvert plate 11 at intervals according to the requirement of the corrugated steel culvert pipe 1 on pulling resistance. A pair of connecting plates 21 arranged at intervals are fixedly welded on the top surface of the steel plate 2 at the center of the steel plate 2, the connecting plates 21 are perpendicular to the plane of the steel plate 2, and screw holes corresponding to the positions are respectively arranged on the connecting plates 21. The pull rope 3 is an anticorrosive steel wire rope or a steel strand, pull rings 31 are fixedly arranged at two ends of the pull rope 3 respectively, the pull rings 31 are placed between the connecting plates 21, then fixing bolts 22 penetrating through the pull rings 31 are inserted into screw holes to be screwed, and the pull rope 3 is fixed on the steel plate 2. Referring to fig. 4 and 5, a pull ring 31 at one end of the pull rope 3 far away from the steel plate 2 is attached to the abutting rib 12 near the lower part, and then the bolt 13 is passed through the pull ring 31 and the abutting rib 12 to fix the culvert plate 11 and the pull rope 3 together.
Referring to fig. 2, further, in order to increase the anti-floating performance of corrugated steel culvert 1, connect multichannel reinforcing bar 5 between adjacent steel sheet 2, the both ends of reinforcing bar 5 weld respectively on steel sheet 2, and reinforcing bar 5 connects steel sheet 2 of corrugated steel culvert 1 below as whole, increases steel sheet 2's wholeness to reinforcing corrugated steel culvert 1's anti-floating performance.
The construction process is as follows:
Firstly, paying off and positioning the position of the corrugated steel culvert 1 to be arranged, marking the position, and excavating the marked position. And backfilling broken stone or plain soil after excavation is finished, backfilling in layers during backfilling, laying one layer when the thickness of each layer is 30cm, and then rolling one layer. When the steel plate is paved to a position 1.0m away from the designed top elevation of the backfill layer 4, the steel plate 2 is paved on the backfill layer 4, the pull rope 3 is fixed on the steel plate 2, then the backfill layer 4 above the steel plate 2 is backfilled and rolled in a layering mode, the pull rope 3 extends out of the backfill layer 4 during backfilling, and then the backfill layer is filled to the designed top elevation. The corrugated steel culvert 1 is spliced and installed, when the butt ribs 12 are fixed by the bolts 13, the pull rings 31 are attached to the butt ribs 12 of the corrugated steel culvert, then the bolts 13 are inserted to fix the pull rings 31, and the bolts 13 fix the culvert plates 11 which are spliced with each other.
Example two:
The utility model discloses an anti structure of floating of assembled culvert and construction method thereof, including following step:
S1, paying off and marking the position according to the position of the steel corrugated culvert arranged on the site, and excavating the marked position to excavate the soft soil foundation. Then, filling the backfill layer 4, wherein the filling material is broken stone or plain soil, the filling height of each layer is 30-50cm, and then rolling is carried out, and the compaction degree is not lower than the design requirement;
S2, arranging the steel plate 2 on the backfill layer 4 at a position which is about 1m away from the top layer and is filled in the backfill layer 4, and connecting the pull rope 3 on the steel plate 2;
S3, performing layered filling and rolling on the backfill layer 4 above the steel plate 2, and extending the pull rope 3 out of the backfill layer 4 in the filling process until the top surface elevation is designed;
S4, splicing and mounting the corrugated steel culvert 1, and when the butt ribs 12 are fixed by the bolts 13, the pull ring 31 is attached to the butt ribs 12 of the corrugated steel culvert 1, then the bolts 13 are inserted to fix the pull ring 31, and the bolts 13 fix the culvert plates 11 spliced with each other.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (9)
1. The utility model provides an assembled culvert anti-floating structure, sets up in steel ripple culvert pipe (1) below, steel ripple culvert pipe (1) is assembled by four culvert boards (11) and is formed, culvert board (11) concatenation department sets up butt joint rib (12), butt joint rib (12) department adopts bolt (13) to fix its characterized in that: the steel corrugated culvert pipe comprises a plurality of steel plates (2), a pull rope (3) and a backfill layer (4) paved below the steel corrugated culvert pipe (1), wherein the steel plates (2) are arranged in the backfill layer (4), one end of the pull rope (3) is connected with the steel plates (2), and the other end of the pull rope is connected with the steel corrugated culvert pipe (1).
2. the fabricated culvert anti-floating structure of claim 1, wherein: the steel plates (2) are arranged at intervals along four sides of a culvert plate (11) located at the lowest part of the corrugated steel culvert pipe (1).
3. The fabricated culvert anti-floating structure of any one of claims 1-2, wherein: the steel plate (2) top surface sets firmly connecting plate (21) that a pair of interval set up in steel plate (2) central point, two corresponding screw has been seted up on connecting plate (21) respectively, the both ends of stay cord (3) are provided with pull ring (31) respectively, pull ring (31) set up between connecting plate (21), insert fixing bolt (22) that pass pull ring (31) in the screw.
4. the fabricated culvert anti-floating structure of claim 3, wherein: and a pull ring (31) far away from the steel plate (2) is attached to the butt joint rib (12) close to the backfill layer (4) and is fixed through a bolt (13).
5. the fabricated culvert anti-floating structure of claim 1, wherein: the steel plate (2) is buried at a position 0.8-1.2m deep below the corrugated steel culvert pipe (1).
6. the fabricated culvert anti-floating structure of claim 1, wherein: the backfill layer (4) is formed by paving and rolling broken stones or plain soil.
7. the fabricated culvert anti-floating structure of claim 1, wherein: the pull rope (3) is an anti-corrosion steel wire rope or a steel strand.
8. The fabricated culvert anti-floating structure of claim 1, wherein: and the adjacent steel plates (2) are connected through a steel bar (5), and two ends of the steel bar (5) are respectively welded on the steel plates (2) at two ends.
9. the fabricated culvert anti-floating structure of claim 8, wherein: the reinforcing steel bars (5) are multiple in number.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920294216.1U CN209798563U (en) | 2019-03-07 | 2019-03-07 | Anti structure of floating of assembled culvert |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920294216.1U CN209798563U (en) | 2019-03-07 | 2019-03-07 | Anti structure of floating of assembled culvert |
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| Publication Number | Publication Date |
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| CN209798563U true CN209798563U (en) | 2019-12-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920294216.1U Active CN209798563U (en) | 2019-03-07 | 2019-03-07 | Anti structure of floating of assembled culvert |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109826116A (en) * | 2019-03-07 | 2019-05-31 | 北京市市政二建设工程有限责任公司 | A kind of fabricated culvert float Structure and its construction method |
-
2019
- 2019-03-07 CN CN201920294216.1U patent/CN209798563U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109826116A (en) * | 2019-03-07 | 2019-05-31 | 北京市市政二建设工程有限责任公司 | A kind of fabricated culvert float Structure and its construction method |
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