CN212771792U - Abrupt slope road bed widens restoration structure - Google Patents
Abrupt slope road bed widens restoration structure Download PDFInfo
- Publication number
- CN212771792U CN212771792U CN202021524041.8U CN202021524041U CN212771792U CN 212771792 U CN212771792 U CN 212771792U CN 202021524041 U CN202021524041 U CN 202021524041U CN 212771792 U CN212771792 U CN 212771792U
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- roadbed
- anchor
- widening
- barricade
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- 230000008439 repair process Effects 0.000 claims abstract description 12
- 229910000831 Steel Inorganic materials 0.000 claims description 76
- 239000010959 steel Substances 0.000 claims description 76
- 239000002689 soil Substances 0.000 claims description 15
- 238000010276 construction Methods 0.000 abstract description 24
- 230000008901 benefit Effects 0.000 abstract description 6
- 230000007613 environmental effect Effects 0.000 abstract description 6
- 238000002360 preparation method Methods 0.000 abstract description 5
- 238000000926 separation method Methods 0.000 abstract 1
- 238000004873 anchoring Methods 0.000 description 4
- 239000000463 material Substances 0.000 description 4
- 238000006073 displacement reaction Methods 0.000 description 3
- 230000009286 beneficial effect Effects 0.000 description 2
- 238000009826 distribution Methods 0.000 description 2
- 230000008093 supporting effect Effects 0.000 description 2
- 238000006424 Flood reaction Methods 0.000 description 1
- 239000000956 alloy Substances 0.000 description 1
- 229910045601 alloy Inorganic materials 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 210000001503 joint Anatomy 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000000087 stabilizing effect Effects 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 239000010902 straw Substances 0.000 description 1
- 230000007704 transition Effects 0.000 description 1
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Abstract
The utility model relates to a road bed engineering field, especially a repair construction is widened to abrupt slope road bed, including the barricade of the vertical setting of road along the line, the barricade encloses with the abrupt slope road bed and becomes to be used for filling and expands wide road bed, the barricade is piled up by a plurality of cubic units and forms, one side that the barricade deviates from and expands wide road bed is connected with the wire net, one side butt that the wire net deviates from the barricade has the stand structure, the stand structure is at least two, all stand structures road longitudinal separation along the line sets up, one side that the barricade closes on the massif is provided with the anchor post, the anchor post is connected through flexible cable with the stand structure, the lower extreme of. The utility model discloses a repair structure is widened to abrupt slope road bed, the preparation can both be assembled to prefabricated processing, scene to most structure on it, and it has the advantage that receives other construction interference nature little, the construction is quick, simple, low in cost, intensity height, the feature of environmental protection is good.
Description
Technical Field
The utility model relates to a road bed engineering field, especially a abrupt slope road bed widen restoration structure.
Background
The roadbed in the steep slope section is controlled by external objective factors such as terrain, geology and the like, so that the width of the roadbed surface is often narrow, the phenomena of damage, even damage and the like easily occur in the steep slope roadbed section under the influence of mountain floods, earthquakes and the like, roads are narrowed or even broken, huge life and property losses are generated, particularly in emergency projects, the road width is insufficient or locally collapsed, the vehicle passing is influenced, personnel and materials cannot reach a rescue site in time, the disaster grade is indirectly increased, when the roadbed is repaired or locally widened by adopting the conventional engineering measures and technologies to construct and widen, the construction period is too long, the construction quality is poor due to the influence of material transportation, construction sites, engineering risks and the like, and the timeliness, safety and economy of the whole project are influenced.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a: aiming at the problems that when the steep slope section in the prior art is subjected to roadbed widening construction, due to the influences of material transportation, construction site, engineering risk and the like, the construction period is too long, the construction quality is poor, and the timeliness, safety and economy of the whole engineering are affected, the steep slope roadbed widening repair structure is provided, most structures can be prefabricated and processed and fabricated on site, and the steep slope roadbed widening repair structure has the advantages of small interference caused by other constructions, high construction speed, simplicity, low manufacturing cost, high strength and good environmental friendliness.
In order to realize the purpose, the utility model discloses a technical scheme be:
the utility model provides a repair structure is widened to abrupt slope road bed, includes the barricade of the vertical setting of circuit along the line, the barricade encloses with the abrupt slope road bed and becomes to be used for filling the space that expands wide road bed, the barricade is piled up by a plurality of cubic units and builds and forms, the barricade deviates from one side of expanding wide road bed is connected with the wire net, the wire net deviates from one side butt joint of barricade has the stand structure, the stand structure is at least two, all the vertical interval of circuit along the line of stand structure sets up, one side that the barricade closes on the massif is provided with the anchor post, the anchor post with the stand structure is connected through flexible cable, the lower extreme of anchor post with the lower extreme of stand structure.
The utility model relates to a steep slope roadbed widens restoration structure utilizes the barricade to prevent the filling soil of widening the roadbed from scattering, the barricade is piled up by a plurality of cubic units, makes it can make and construct at the scene fast, restricts cubic unit through the wire net and takes place the displacement, and will widen the filling soil in the roadbed and the even distribution of construction vehicle load on the stand structure, one side that the barricade is close to the massif is provided with the anchor post, the anchor post with the stand structure is connected through flexible cable, and then optimizes the atress of stand structure by cantilever atress form to one end fixed, the atress form that one end is articulated, thereby has reduced the moment of flexure that stand structure root bore greatly, thereby reduces construction cost, the lower extreme of anchor post and the lower extreme of stand structure all with the massif is connected, utilizes the massif to provide the required resistance of integral stability for anchor post and stand structure, thereby achieving the purpose of rapid widening and repairing.
To sum up, a abrupt slope road bed widen restoration structure, the preparation can both be assembled to prefabricated processing, scene in most structures on it, it has the advantage that receives other construction interference nature little, the construction is quick, simple, low in cost, intensity is high, the feature of environmental protection is good.
Preferably, the stand structure with be connected with the base between the massif, a part of base is located the barricade bottom.
And a downward force is applied to the base through the retaining wall, so that the bending moment applied to the joint of the base and the mountain is smaller, and the stress is more reasonable.
Preferably, the number of the anchor columns is at least two, all the anchor columns are longitudinally arranged along a line at intervals, and the anchor columns are arranged corresponding to the upright post structures.
Preferably, a steel skeleton is connected between the adjacent column structures.
The steel skeleton is used for forming the adjacent upright post structures into a whole, so that the force-measuring resistance of the structure is stronger.
Preferably, at least two steel frameworks are connected between the adjacent upright post structures.
At least two steel frameworks are connected between the adjacent upright post structures, so that the upright post structures form a whole in at least the next year, and the lateral pressure borne by the upright post structures is uniformly transmitted to the anchor post through the flexible cable.
Preferably, two steel frameworks are connected between the adjacent upright structures and respectively arranged at two sides of the upright structures, wherein one end of each steel framework is connected to the upper part of one upright structure, the other end of each steel framework is connected to the lower part of the other upright structure, and the two steel frameworks are arranged in a crossed manner.
Because the upright post structures are strip-shaped objects, two steel frameworks are connected between every two adjacent upright post structures and are arranged in a crossed manner, the adjacent upright post structures and the steel frameworks between the adjacent upright post structures jointly form a truss structure, and the truss structure is higher in bearing capacity.
Preferably, a steel backing plate is arranged at the intersection of the two steel frameworks, and the two steel frameworks and the steel backing plate are connected through connecting bolts. So as to reduce the slenderness ratio of the steel skeleton and increase the rigidity of the steel skeleton.
Preferably, the connecting bolt is connected with at least one of the anchor posts by a flexible cable.
The connecting bolt is connected with the anchor column through the flexible cable, so that the upright column structure and the supporting and retaining structure formed by the steel framework are connected with the anchor column more densely, and the bearing capacity of the steel framework part is improved.
Preferably, a sleeve is connected to the connecting bolt in a threaded manner, and the sleeve is connected with the anchor column through a flexible cable. The sleeve is used for adjusting the tensioning degree of the flexible cables so as to realize the consistency of the tensioning degree of all the flexible cables.
Preferably, the steel wire mesh is connected with the steel framework through an anchoring bolt, and the steel wire mesh is connected with the upright column structure through a connecting bolt with a sleeve.
Preferably, the retaining wall is of a bagged soil structure.
To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:
1. a abrupt slope road bed widen restoration structure, the preparation can both be assembled to prefabricated processing, scene in most structures on it, it has to be disturbed little, the construction is quick, simple, low in cost, intensity is high, advantage that the feature of environmental protection is good by other constructions.
2. A abrupt slope road bed widen restoration structure, provide a decurrent power to the base through the barricade for the base is littleer with the moment of flexure that the junction of massif received, the atress is more reasonable.
3. A abrupt slope road bed widen restoration structure, will be adjacent through the steel skeleton the stand structure forms a whole, makes its anti dynamometry ability of structure stronger.
4. A abrupt slope road bed widen restoration structure, adjacent be connected with at least two between the stand structure the steel skeleton will form a whole with each stand structure in at least the next year to through flexible cable with the even transmission of lateral pressure that the stand structure receives to the anchor post.
5. A abrupt slope road bed widen restoration structure, because stand structure is the strip, adjacent be connected with two between the stand structure the steel skeleton, two steel skeleton cross arrangement for adjacent stand structure and the steel skeleton between it constitute truss structure jointly, its bearing capacity is stronger.
6. A abrupt slope road bed widen restoration structure, connecting bolt with the anchor post is connected through flexible cable for the stand structure with be connected more densely with between the retaining structure that the steel skeleton formed and the anchor post, in order to improve the bearing capacity of steel skeleton part.
Drawings
Fig. 1 is a schematic cross-sectional view of a steep slope roadbed widening and repairing structure arranged on a steep slope;
fig. 2 is a schematic front view of the steep slope roadbed widening repairing structure of the utility model;
fig. 3 is a schematic top view of the steep slope roadbed widening repairing structure of the utility model;
fig. 4 is a schematic view of the base structure of the present invention;
fig. 5 is a schematic structural view of the anchor post of the present invention;
fig. 6 is a schematic structural diagram of the pillar structure of the present invention;
FIG. 7 is a schematic view of the steel skeleton structure of the present invention;
FIG. 8 is a schematic structural view of the steel backing plate of the present invention;
FIG. 9 is a schematic view of the connecting bolt with sleeve according to the present invention;
fig. 10 is a schematic structural view of the flexible cable fastener of the present invention;
FIG. 11 is a schematic view of the flexible cable clamp of the present invention;
FIG. 12 is a schematic structural view of the flexible cable fixing structure of the present invention;
fig. 13 is a schematic structural view of the anchor bolt of the present invention;
FIG. 14 is a schematic view of the anchor bolt of the present invention;
icon: 1-foundation bolts; 2-a base; 3-a column structure; 4-anchor columns; 5-flexible cord; 6-retaining wall; 7-steel wire mesh; 8-a steel skeleton; 9-anchor bolts; 10-connecting bolts; 11-a steel backing plate; 12-flexible cable fasteners; 13-rope clamp; 14-a sleeve; 16-widening the roadbed; 17-mountain body.
Detailed Description
The present invention will be described in detail with reference to the accompanying drawings.
In order to make the objects, technical solutions and advantages of the present invention more clearly understood, the present invention is further described in detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are for purposes of illustration only and are not intended to limit the invention.
Example 1
As shown in the attached figures 1-3, the utility model relates to a steep slope roadbed widening and repairing structure, which comprises a retaining wall 6 arranged along the line longitudinally, the retaining wall 6 and the steep slope roadbed enclose and are internally filled with a widened roadbed 16, the retaining wall 6 is formed by piling a plurality of block-shaped units 15, one side of the retaining wall 6, which is far away from the widening roadbed 16, is connected with a steel wire mesh 7, one side of the steel wire mesh 7, which is far away from the retaining wall 6, is abutted with the upright post structure 3, at least two upright post structures 3 are arranged, all the upright post structures 3 are longitudinally arranged at intervals along a line, one side of the retaining wall 6, which is close to the mountain 17, is provided with anchor posts 4, the anchor posts 4 are connected with the upright post structure 3 through flexible cables 5, the flexible cables 5 are positioned inside the widening roadbed 16, the lower end of the anchor post 4 and the lower end of the upright post structure 3 are both connected with the mountain 17.
The method specifically comprises the following steps: the upright column structure 3 is at least one section of strip structure with a T-shaped cross section and is arranged below the roadbed to be widened or repaired at intervals along the line direction; the base 2 is arranged at the lower end of the upright post structure 3 and is connected with the upright post structure by an anchor bolt 9, and the base 2 is connected with the mountain 17 by a foundation bolt 1; the vertical anchor posts 4 are at least one section of strip-shaped structure with a T-shaped cross section and are arranged above the roadbed to be widened or repaired at intervals along the line direction; the steel frameworks 8 are connected with the top end and the bottom end of the upright post structure 3 by adopting anchor bolts 9 and form a certain oblique angle, and the intersection of the two steel frameworks 8 is fixed by adopting a steel backing plate 11 and a connecting bolt 10 with a sleeve 14; high strength steel wire mesh 7: the steel frame is paved among the upright post structures 3 at intervals along the line direction, and four corners and the middle part of the steel frame are fixed on the anchoring bolts 9 and the connecting bolts 10 with sleeves 14 between the steel frame 8 and the upright post structures 3; the flexible cable 5 is firmly connected with the upright post structure 3, the anchor post 4 and the steel skeleton 8 by adopting a flexible cable fastener 12 and a connecting bolt 10 with a sleeve 14, and two ends of the flexible cable are locked by a cable clamp 13 of the flexible cable 5; the block-shaped units 15 are bagged soil, and soil or stones are selected on the spot and filled into woven bags or straw bags to be filled on one side of the high-strength steel wire mesh 7 close to the mountain 17 in layers. The bagged soil is used as a soil retaining layer to prevent filling soil in a back widening roadbed 16 from scattering, the displacement of the bagged soil is limited by a high-strength steel wire mesh 7, the filling soil and vehicle load behind a structure are uniformly distributed on a vertical column structure 3 and a steel framework 8, as shown in figure 14, an anchoring bolt 9 is used for tightly connecting the vertical column structure 3 and the steel framework 8 to form a whole, the pressure on the side is uniformly transmitted to an anchor column 4 through a flexible cable 5, and the anchor column 4 anchored in a stabilizing mountain 17 is used for providing resistance required by integral stability for the structure, so that the purposes of widening and repairing are achieved. The utility model discloses abrupt slope road bed widens the constructional material who uses in repairing the structure and adopts prefabricated processing, the preparation is assembled on the spot, has characteristics such as the interference reception is little, the construction is quick, simple, low in cost, intensity is high, the feature of environmental protection is good, has wide popularization application prospect in the engineering of widening and salvageing of interim transition road.
Specifically, the flexible cable 5 is preferably a steel cable.
As shown in figure 4, the base 2 is provided with a reserved hole and is connected with the foundation bolt 1 through the anchor bolt 9, as shown in figures 1 and 4, the foundation bolt 1 is embedded into the mountain 17, and the upper upright post structure 3 and the base 2 can be ensured not to overturn without any supporting effect after being connected.
As shown in figure 6, the upper, middle and lower parts of the ribbed plate of the upright post structure 3, the upper and lower parts of the flange plates at two sides are provided with holes; the arrangement distance of the upright post structures 3 is 3-5 m, and the upright post structures are in a vertical state; after the lower part of the rib plate of the upright post structure 3 is connected with the base 2 by the anchoring bolt, the upright post structure 3 does not rotate.
As shown in the attached figures 3 and 5, the upper part and the middle part of the ribbed plate of the anchor post 4 are provided with holes; the anchor posts 4 are parallel to the upright post structures 3, the arrangement distance is the same as that of the upright post structures 3, and the central connecting lines at two sides are vertical to the central line of the circuit; the anchor posts 4 need to be embedded into the stable mountain 17, and the embedding depth is determined according to the overall stability of the structure.
As shown in fig. 1, 3 and 12, the flexible cable 5 passes through a flexible cable fastener 12 and a preformed hole on the connecting bolt 10 with a sleeve 14, two ends are folded back and locked by a rope clamp 13 of the flexible cable 5, and 4 rope clamps 13 of the flexible cable 5 are arranged at each end; the flexible cable 5 has enough strength, the flexible cable 5 is not broken after the structure is stressed, and the flexible cable 5 does not have larger ductility after being stably connected with the upright post structure 3, the anchor post 4 and the steel skeleton 8.
As shown in the attached drawing 2, the high-strength steel wire mesh 7 has small ductility, is firmly connected with the steel skeleton 8 and the upright post structure 3, has certain strength, and is not cracked or burst after construction of bagged soil and filling soil.
As shown in the attached figures 2, 3 and 7, the steel skeleton 8 is preferably of a groove-shaped structure, two ends and the middle of a rib plate of the steel skeleton 8 are provided with holes, the rib plate surfaces of the two steel skeletons 8 are crossed and superposed during assembly, and a steel backing plate 11 is arranged between the rib plate surfaces of the two steel skeletons 8.
As shown in fig. 8, the thickness of the steel shim plate 11 is the same as that of the steel plate of the base 2.
As shown in figure 9, the connecting bolt 10 with the sleeve 14 is provided with a hole in the middle of the sleeve, and the connecting bolt 10 with the sleeve 14 passes through the two steel frameworks 8 and the steel backing plate 11 to connect the two steel frameworks firmly.
As shown in figure 10, the flexible cable fastener 12 is prefabricated from a high strength alloy having a tensile strength no less than structural resistance.
As shown in fig. 11, the size of the rope clamp 13 of the flexible rope 5 is determined according to the diameter of the flexible rope 5.
As shown in fig. 13, the screw of the anchor bolt 9 is not fixed to one end of the nut.
One of the four steel frameworks 8 of the same upright post structure 3 is connected with the upper part of the upright post structure 3, the other steel framework is connected with the lower part of the upright post structure 3, and two steel frameworks 8 between the same adjacent upright post structures 3 are arranged in a crossed manner when viewed from the side.
The upright post structure 3 with be connected with base 2 between the massif 17, some of base 2 are located barricade 6 bottom is through barricade 6 to 2 decurrent power of base for the moment of flexure that the junction of base 2 and massif 17 received is littleer, and the atress is more reasonable.
The beneficial effects of this embodiment: the utility model relates to a steep slope roadbed widens restoration structure utilizes barricade 6 to prevent the filling soil of widening roadbed 16 from scattering, barricade 6 is piled up by a plurality of massive units 15, makes it can make and construct fast on the scene, restricts massive unit 15 through wire net 7 and takes place the displacement, and will widen filling soil in roadbed 16 and the even distribution of construction vehicle load to stand structure 3, one side that barricade 6 is close to massif 17 is provided with anchor post 4, anchor post 4 with stand structure 3 is connected through flexible cable 5, and then optimizes the atress of stand structure 3 by cantilever atress form fixed to one end, one end articulated atress form, thereby has greatly reduced the moment of flexure that stand structure 3 root bore, thereby reduces construction cost, the lower extreme of anchor post 4 and the lower extreme of stand structure 3 all with massif 17 is connected, utilize mountain 17 to provide the required resistance of overall structure stability for anchor post 4 and stand structure 3 to reach and widen fast and prosthetic purpose, make abrupt slope road bed widen the restoration structure, the preparation can both be assembled to prefabricated processing, scene on most structure on it, it has the advantage that receives other construction interference nature little, the construction is quick, simple, low in cost, intensity is high, the feature of environmental protection is good.
The above description is only exemplary of the present invention and should not be taken as limiting the scope of the present invention, as any modifications, equivalents, improvements and the like made within the spirit and principles of the present invention are intended to be included within the scope of the present invention.
Claims (10)
1. A steep slope roadbed widening and repairing structure is characterized by comprising a retaining wall (6) which is longitudinally arranged along a line, the retaining wall (6) and the steep slope roadbed enclose a space for filling and widening the roadbed (16), the retaining wall (6) is formed by piling a plurality of blocky units, one side of the retaining wall (6) departing from the widening roadbed (16) is connected with a steel wire mesh (7), one side of the steel wire mesh (7) departing from the retaining wall (6) is connected with an upright post structure (3) in an abutting mode, the number of the upright post structures (3) is at least two, all the upright post structures (3) are arranged at intervals along the longitudinal direction of the line, one side of the retaining wall (6) close to the mountain body (17) is provided with an anchor post (4), the lower ends of the anchor posts (4) and the lower ends of the upright post structures (3) are connected with the mountain bodies (17), the anchor post (4) is connected with the upright post structure (3) through a flexible cable (5).
2. The steep roadbed widening repair structure according to claim 1, wherein a base (2) is connected between the column structure (3) and the mountain (17), and a part of the base (2) is located at the bottom of the retaining wall (6).
3. The steep roadbed widening repair structure according to claim 1, wherein the number of the anchor columns (4) is at least two, all the anchor columns (4) are arranged at intervals along a longitudinal line, and the anchor columns (4) are arranged corresponding to the upright post structures (3).
4. The steep hill roadbed widening repair structure according to claim 1, wherein a steel skeleton (8) is connected between adjacent column structures (3).
5. The steep slope roadbed widening repair structure as claimed in claim 4, wherein at least two steel frameworks (8) are connected between adjacent column structures (3).
6. The steep slope roadbed widening repair structure as claimed in claim 5, wherein two steel frameworks (8) are connected between adjacent upright column structures (3) and are respectively arranged on two sides of the upright column structures (3), wherein one end of each steel framework (8) is connected to the upper part of one upright column structure (3), the other end of each steel framework (8) is connected to the lower part of the other upright column structure (3), and the two steel frameworks (8) are arranged in a crossing manner.
7. The steep hill roadbed widening repair structure according to claim 6, wherein a steel backing plate (11) is arranged at the intersection of the two steel frameworks (8), and the two steel frameworks (8) and the steel backing plate (11) are connected through a connecting bolt (10).
8. The steep roadbed widening restoration structure according to claim 7, wherein the connecting bolt (10) is connected with at least one anchor column (4) through a flexible cable (5).
9. The steep roadbed widening repair structure according to claim 8, wherein a sleeve (14) is in threaded connection with the connecting bolt (10), and the sleeve (14) is connected with the anchor column (4) through a flexible cable (5).
10. The steep hill roadbed widening restoration structure according to any one of claims 1 to 8, wherein the retaining wall (6) is a bagged soil structure.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021524041.8U CN212771792U (en) | 2020-07-28 | 2020-07-28 | Abrupt slope road bed widens restoration structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021524041.8U CN212771792U (en) | 2020-07-28 | 2020-07-28 | Abrupt slope road bed widens restoration structure |
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| Publication Number | Publication Date |
|---|---|
| CN212771792U true CN212771792U (en) | 2021-03-23 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021524041.8U Expired - Fee Related CN212771792U (en) | 2020-07-28 | 2020-07-28 | Abrupt slope road bed widens restoration structure |
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| Country | Link |
|---|---|
| CN (1) | CN212771792U (en) |
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2020
- 2020-07-28 CN CN202021524041.8U patent/CN212771792U/en not_active Expired - Fee Related
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