CN110904994B - Draw anchor formula self-balancing retaining board - Google Patents
Draw anchor formula self-balancing retaining board Download PDFInfo
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- CN110904994B CN110904994B CN201911032309.8A CN201911032309A CN110904994B CN 110904994 B CN110904994 B CN 110904994B CN 201911032309 A CN201911032309 A CN 201911032309A CN 110904994 B CN110904994 B CN 110904994B
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- 239000002689 soil Substances 0.000 claims description 29
- 229910000831 Steel Inorganic materials 0.000 claims description 20
- 239000010959 steel Substances 0.000 claims description 20
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 10
- 239000004568 cement Substances 0.000 claims description 4
- 230000007246 mechanism Effects 0.000 claims 2
- 238000010276 construction Methods 0.000 abstract description 26
- 238000013461 design Methods 0.000 description 13
- 238000009776 industrial production Methods 0.000 description 3
- 230000009471 action Effects 0.000 description 2
- 238000001914 filtration Methods 0.000 description 2
- 238000012423 maintenance Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000000903 blocking effect Effects 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000009826 distribution Methods 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 230000002349 favourable effect Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000000149 penetrating effect Effects 0.000 description 1
- 229920000915 polyvinyl chloride Polymers 0.000 description 1
- 239000004800 polyvinyl chloride Substances 0.000 description 1
- 238000002360 preparation method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D29/00—Independent underground or underwater structures; Retaining walls
- E02D29/02—Retaining or protecting walls
- E02D29/0225—Retaining or protecting walls comprising retention means in the backfill
- E02D29/0233—Retaining or protecting walls comprising retention means in the backfill the retention means being anchors
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D29/00—Independent underground or underwater structures; Retaining walls
- E02D29/02—Retaining or protecting walls
- E02D29/0258—Retaining or protecting walls characterised by constructional features
- E02D29/0266—Retaining or protecting walls characterised by constructional features made up of preformed elements
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
- E02D5/74—Means for anchoring structural elements or bulkheads
- E02D5/76—Anchorings for bulkheads or sections thereof in as much as specially adapted therefor
Landscapes
- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Environmental & Geological Engineering (AREA)
- Bulkheads Adapted To Foundation Construction (AREA)
- Retaining Walls (AREA)
Abstract
The invention discloses a draw-anchored self-balancing retaining plate, which comprises a wall front plate and a wall back plate which are arranged in parallel and opposite, wherein the wall front plate and the wall back plate are formed by orderly interlocking a plurality of groups of units consisting of A components and B components; the component A is a combined structure of a stand column and a U-shaped flange plate, wherein the stand column is vertically arranged in a bottom cavity of the U-shaped flange plate; the B component is a U-shaped groove plate, the U-shaped groove plates are buckled on the inner walls of two adjacent U-shaped flange plates and are combined with grooves to be attached, and the end parts of the U-shaped groove plates are contacted with the corners of the upright posts; wherein, through many anchor ropes and stock drawknot between the parallel relative setting's stand in wall front bezel and the wall back plate. The anchor-pulling type self-balancing retaining plate is reasonable in stress, greatly optimized in structural section and strong in adaptability, deformation joints can be continuously left for long distances, the trouble of difficult waterproof treatment at the positions of the deformation joints is eliminated, the construction is simple and quick, and the anchor-pulling type self-balancing retaining plate has remarkable advantages particularly for embankments with larger filling heights and total widths smaller than 20 meters.
Description
Technical Field
The invention relates to the field of geotechnical construction design, in particular to a draw-anchored self-balancing retaining plate.
Background
The retaining wall is used as a geotechnical structure which is most widely applied, has irreplaceable functions in foundation and hidden engineering, and can be divided into a plurality of design types such as gravity type, counterweight type, cantilever type, anchor rod type, anchor plate type, reinforced earth type and the like according to stress type, wherein the anchor plate type retaining wall (shown in figure 1) and the reinforced earth type retaining wall (shown in figure 2) are used as novel retaining structures which appear later, and the novel retaining structure has the characteristics of strong adaptability, small masonry amount, large flexibility and easy industrial production of components, and has been rapidly developed in recent years and widely applied in more and more engineering construction fields.
The designs adopted at present all have weaknesses of different degrees:
For the existing anchor plate-type retaining wall, as shown in fig. 1, the main disadvantages are that: the main structural units are upright posts and rectangular retaining plates: 1. the upright posts and the soil retaining plates are arranged separately, the upright posts are fixed firstly during construction, then the rectangular soil retaining plates are installed, and the soil is filled while the rectangular soil retaining plates are installed, so that the once installation height is limited; 2. for embankments with limited width, this type of retaining wall cannot be used due to insufficient tie rod length. 3. The flat-mouth lap joint between the rectangular retaining plates is not easy to be tight, the waterproof treatment is difficult, and the defects of water seepage, local soil extrusion and the like can be generated after a long time.
The reinforced earth retaining wall is shown in fig. 2, the requirement on the layered backfilling of earthwork is extremely high because the friction between the reinforced earth and the earth is mainly relied on, and the prestress cannot be applied to the reinforced earth, and the panel is designed into a block type because the construction of the reinforced belt cannot be performed once, so that the integrity is poor.
In general, the existing retaining wall has more application restrictions, low construction speed, unstable structure and easy leakage phenomenon, and has higher engineering cost.
Disclosure of Invention
The invention aims to solve the problems of more application limitation, low construction speed, unstable structure, easy leakage phenomenon and higher engineering cost of the existing retaining wall, and provides the anchor-pulling type self-balancing retaining plate which is reasonable in stress, greatly optimized in structural section and strong in adaptability, can continuously leave no deformation joint for a long distance, eliminates the trouble of difficult waterproof treatment at the position of the deformation joint, is simple and convenient and quick to construct, and has remarkable advantages especially for embankments with larger filling heights and total widths smaller than 20 meters. The anchor-pulling type self-balancing retaining plate has the advantages of greatly accelerating construction speed, stable and reliable structure and no leakage phenomenon. The engineering cost is reduced by at least 30% compared with the conventional design.
In order to achieve the above object, the present invention provides a pull-anchor type self-balancing soil blocking plate, comprising a wall front plate and a wall rear plate which are arranged in parallel and opposite to each other; the wall front plate and the wall back plate are formed by interlocking a plurality of groups of units consisting of a component A and a component B in sequence; the component A is a combined structure of a stand column and a U-shaped flange plate, wherein the stand column is vertically arranged in a bottom cavity of the U-shaped flange plate; the B component is a U-shaped groove plate, the U-shaped groove plates of the B component are buckled on the inner walls of the U-shaped flange plates of the two adjacent A components and are combined with the grooves to be attached, and the end parts of the U-shaped groove plates are contacted with the corners of the upright post; wherein, through many anchor ropes and stock drawknot between the parallel relative setting's stand in wall front bezel and the wall back plate.
Preferably, a plurality of anchor rods are arranged at the upper part between the upright posts, and a plurality of anchor rods and anchor cables are arranged at the lower part at intervals.
Preferably, the anchor rod and the anchor cable are prestressed by being pulled inwards.
Preferably, the anchor cable is a high strength steel strand.
Preferably, the anchor head of the anchor cable comprises a steel backing plate, a clamping piece and a concrete pedestal, and one end of the anchor cable is fixed on the concrete pedestal through the steel backing plate and the clamping piece which are sequentially arranged.
Preferably, the anchor rods are steel bars.
Preferably, the anchor head of the anchor rod comprises a steel backing plate, a nut and a concrete pedestal, and one end of the anchor cable is fixed on the concrete pedestal through the steel backing plate and the nut which are sequentially arranged.
Preferably, the joints of the upright posts in the A component and the U-shaped groove plates are embedded with cement.
Preferably, the joints of the U-shaped flange plates and the bottoms of the U-shaped groove plates of the two adjacent A components are provided with rubber water stop strips.
Preferably, the drain hole is provided at the bottom of the B-member U-shaped trough plate.
The invention has the following advantages:
1. the stress is reasonable, and the structural section is greatly optimized; the excellent tensile capacity of the high-strength steel material is fully exerted, the upright post which is bent by the cantilever originally is changed into a statically indeterminate structure with multiple constraints, and the section size of the upright post is reduced; the wider bottom of the conventional retaining wall is avoided, the occupied area is saved, meanwhile, the rectangular common retaining plate is changed into a groove-shaped retaining plate, the mutually-snapped retaining plates are tightly meshed, the assembling gap is eliminated, and the section of the plate is also greatly reduced.
2. The adaptability is strong; the requirement of the structure on the bearing capacity of the foundation is lower than that of most conventional soil retaining structures, the requirement of foundation treatment is reduced, the structure is suitable for soft soil areas, the design height of the retaining wall can be increased due to the fact that the stress of the retaining wall is optimized, the structure is suitable for embankment engineering with high filling, the capacity of resisting earthquake load of the soil body is enhanced due to the fact that the deformation coordination of the soil body is improved, and the structure can be widely applied to earthquake-resistant fortification areas.
3. The retaining wall (the baffle plate of the invention) has a prefabricated interlocking structure and certain deformability, breaks through the design limit that the expansion joint needs to be arranged on the conventional retaining wall, can continuously leave no deformation joint for a long distance, eliminates the trouble of difficult waterproof treatment at the position of the deformation joint, and has attractive appearance;
4. As A, B and the two components are tightly combined with each other under the action of soil pressure, the waterproof and impervious performances are improved; maintenance is also easier;
5. All components can realize industrial production and hoisting operation, so that on-site wet operation and masonry are reduced, the construction quality is ensured, the construction is simple, convenient and quick, the labor force is saved, and the construction period is shortened;
6. has good adaptability to a plurality of engineering fields such as highways, railways, house buildings and the like.
The invention is applied to a plurality of side supporting structures of the high backfill embankment which are recently constructed by the Anhui conch group, the construction speed is greatly accelerated, the structure is stable and reliable, and no leakage phenomenon exists. The engineering cost is reduced by at least 30% compared with the conventional design. The design has good adaptability to supporting structures with general or slightly worse geological conditions, larger soil retaining height and closer distance from surrounding building structures or roads and other traffic facilities. Particularly has remarkable advantages for embankments with larger filling height and total width of less than 20 meters.
Additional features and advantages of the invention will be set forth in the detailed description which follows.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate the invention and together with the description serve to explain, without limitation, the invention. In the drawings:
FIG. 1 is a schematic view of the construction of an anchor sheet retaining wall;
FIG. 2 is a schematic structural view of a reinforced earth retaining wall;
FIG. 3 is a schematic view of the overall structure of the anchor self-balancing retaining plate of the present invention;
FIG. 4 is a side view of the anchor self-balancing retaining plate of the present invention;
FIG. 5 is a schematic view of a portion of the construction of the anchor self-balancing retaining plate of the present invention;
Fig. 6 is a schematic structural view of an anchor head of the pull-anchor self-balancing retaining plate of the present invention.
Description of the reference numerals
1 Anchor rod 2 anchor cable
3 Stand 4U type flange plate
5U-shaped trough plate 6-clay
7 Rubber water stop strip
Detailed Description
The following describes specific embodiments of the present invention in detail with reference to the drawings. It should be understood that the detailed description and specific examples, while indicating and illustrating the invention, are not intended to limit the invention.
In the present invention, unless otherwise indicated, the terms "upper, lower, bottom, inner" and the like are used merely to denote the orientation of the term in conventional use or are commonly understood by those skilled in the art and should not be construed as limiting the term.
As shown in fig. 3 to 6, the present invention provides a draw-anchored self-balancing retaining plate, comprising a wall front plate and a wall rear plate which are arranged in parallel and opposite to each other; the wall front plate and the wall back plate are formed by interlocking a plurality of groups of units consisting of a component A and a component B in sequence; the component A is a combined structure of a stand column 3 and a U-shaped flange plate 4, wherein the stand column 3 is vertically arranged in a bottom cavity of the U-shaped flange plate 4; the B component is a U-shaped groove plate 5, the U-shaped groove plates 5 of the B component are buckled on the inner walls of the U-shaped flange plates 4 of the two adjacent A components and are combined with grooves to be attached, and the end parts of the U-shaped groove plates 5 are contacted with the corners of the upright posts 3; wherein, through many anchor ropes 2 and stock 1 drawknot between the parallel opposite setting's stand 3 in the wall front bezel and the wall back plate.
The invention has the following advantages:
1. the stress is reasonable, and the structural section is greatly optimized; the excellent tensile capacity of the high-strength steel material is fully exerted, the upright post which is bent by the cantilever originally is changed into a statically indeterminate structure with multiple constraints, and the section size of the upright post is reduced; the wider bottom of the conventional retaining wall is avoided, the occupied area is saved, meanwhile, the rectangular common retaining plate is changed into a groove-shaped retaining plate, the mutually-snapped retaining plates are tightly meshed, the assembling gap is eliminated, and the section of the plate is also greatly reduced.
2. The adaptability is strong; the requirement of the structure on the bearing capacity of the foundation is lower than that of most conventional soil retaining structures, the requirement of foundation treatment is reduced, the structure is suitable for soft soil areas, the design height of the retaining wall can be increased due to the fact that the stress of the retaining wall is optimized, the structure is suitable for embankment engineering with high filling, the capacity of resisting earthquake load of the soil body is enhanced due to the fact that the deformation coordination of the soil body is improved, and the structure can be widely applied to earthquake-resistant fortification areas.
3. The retaining wall has a prefabricated interlocking structure and certain deformability, breaks through the design limit of the expansion joint of the conventional retaining wall, can continuously leave no deformation joint for a long distance, eliminates the trouble of difficult waterproof treatment at the position of the deformation joint, and has attractive appearance;
4. As A, B and the two components are tightly combined with each other under the action of soil pressure, the waterproof and impervious performances are improved; maintenance is also easier.
5. All components can realize industrial production and hoisting operation, so that on-site wet operation and masonry are reduced, the construction quality is ensured, the construction is simple, convenient and quick, the labor force is saved, and the construction period is shortened;
6. has good adaptability to a plurality of engineering fields such as highways, railways, house buildings and the like.
The invention is applied to a plurality of side supporting structures of the high backfill embankment which are recently constructed by the Anhui conch group, the construction speed is greatly accelerated, the structure is stable and reliable, and no leakage phenomenon exists. The engineering cost is reduced by at least 30% compared with the conventional design.
The design has good adaptability to supporting structures with general or slightly worse geological conditions, larger soil retaining height and closer distance from surrounding building structures or roads and other traffic facilities.
The invention adopts the design principle that the retaining walls which are independently stressed at two sides are tied by using the anchor ropes and the anchor rods with strong tensile capacity, the active soil pressure generated by the dead weight of soil and the upper load is borne by the anchor ropes (anchor rods), the soil pressure borne by the upright posts 3 (A component) is balanced by the tension of the anchor ropes (anchor rods), the stress condition of the upright posts 3 is greatly improved, the groove-shaped retaining plates (B component) are arranged between the upright posts, and in the working state, the B component is tightly firmly adhered to the A component due to the soil pressure, so that the integral structure is stressed together, and the leakage condition caused by overlarge assembly gaps between the plates is avoided.
In a preferred embodiment of the invention, a plurality of anchor rods 1 are arranged at the upper part between the upright posts 3, and a plurality of anchor rods 1 and anchor ropes 2 are arranged at the lower part at intervals. The anchor rods (anchor ropes) are arranged according to the stress, the top is provided with rigid anchor rods so as to strengthen the overall rigidity of the retaining wall structures at two sides, the lower parts are provided with rigid anchor rods and flexible anchor ropes at intervals, and the bottom is properly encrypted due to larger soil pressure.
In a preferred embodiment of the invention, the anchor rods 1 and the anchor lines 2 are prestressed by being pulled inwards. The anchor rod and the anchor cable can apply prestress to eliminate excessive deformation of the structure during operation. The anchor bars and the anchor cables buried in the main body act together with the soil body, thereby indirectly playing the role of reinforcing the bars, improving the deformability of the soil body and being capable of causing the soil pressure distribution to develop towards a favorable direction.
The cable bolt may be a flexible cable bolt as is conventional in the art, and in a preferred embodiment of the invention, cable bolt 2 is a high strength steel strand.
In a preferred embodiment of the invention, the anchor head of the anchor cable 2 comprises a steel backing plate, a clamping piece and a concrete pedestal, and one end of the anchor cable 2 is fixed on the concrete pedestal through the steel backing plate and the clamping piece which are arranged in sequence.
The anchor 1 may be a rigid anchor as is conventional in the art, and in a preferred embodiment of the present invention, the anchor 1 is a steel bar.
In a preferred embodiment of the present invention, the anchor head of the anchor rod 1 comprises a steel backing plate, a nut and a concrete pedestal, and one end of the anchor rod 1 is fixed on the concrete pedestal through the steel backing plate and the nut which are arranged in sequence.
In a preferred embodiment of the invention, the joints of the upright 3 and the U-shaped trough plate 5 of the component A are caulked with cement 6.
In a preferred embodiment of the invention, a rubber water stop strip 7 is arranged at the joint of the U-shaped flange plate 4 and the bottom of the U-shaped groove plate 5 of two adjacent A components.
In a preferred embodiment of the invention, the drain hole is provided in the bottom of the B-member U-shaped trough plate 5.
In a preferred embodiment of the invention, the construction process employs:
Construction preparation, measurement lofting, foundation construction, hoisting and temporary fixing of a component A, hoisting and temporary fixing of a component B, penetrating through opposite-pull anchor ropes and anchor rods, filling earth of a embankment in layers, finishing construction of a reverse filtering layer at the rear part of a water discharge hole, sequentially applying prestress to the anchor rods (anchor ropes), and finishing construction of a rubber water stop strip at a joint of a plate at the front part of a wall.
The specific implementation mode is as follows: the soil retaining plate and the upright post are combined into A, B and two basic components, the component A is a combined structure of the upright post and the U-shaped flange plate, the component B is a U-shaped groove plate, the two components can be produced in a factory, and a water draining hole is reserved in the component B in advance. The construction method comprises the steps that A members are designed on a cup rim foundation, B members are designed on a common extension foundation, the foundation is completed firstly when construction is performed, the A members are lifted, the B members are temporarily fixed, the B members are firmly attached to a joint of the A members, a polyvinyl chloride cement caulking joint is adopted for a joint of the wall back, anchor cables and anchor rods are sequentially applied, earthwork of the embankment is filled in layers, a reverse filtering layer at the rear part of a water discharge hole is completed, prestress is sequentially applied to the anchor rods (anchor cables) when backfilling is performed, and finally construction of a rubber water stop bar at the joint of a plate at the front part of the wall is completed.
The invention has remarkable advantages for embankments with larger filling height and total width smaller than 20 meters.
The preferred embodiments of the present invention have been described in detail above with reference to the accompanying drawings, but the present invention is not limited to the specific details of the above embodiments, and various simple modifications can be made to the technical solution of the present invention within the scope of the technical concept of the present invention, and all the simple modifications belong to the protection scope of the present invention.
In addition, the specific features described in the above embodiments may be combined in any suitable manner, and in order to avoid unnecessary repetition, various possible combinations are not described further.
Moreover, any combination of the various embodiments of the invention can be made without departing from the spirit of the invention, which should also be considered as disclosed herein.
Claims (10)
1. The draw anchor type self-balancing retaining plate is characterized by comprising a wall front plate and a wall back plate which are arranged in parallel and opposite to each other; the wall front plate and the wall back plate are formed by interlocking a plurality of groups of units consisting of a component A and a component B in sequence; the component A is a combined structure of the upright post (3) and the U-shaped flange plate (4), wherein the upright post (3) is vertically arranged in a bottom cavity of the U-shaped flange plate (4); the B component is a U-shaped groove plate (5), the U-shaped groove plates (5) of the B component are buckled on the inner walls of the U-shaped flange plates (4) of the two adjacent A components and are combined with grooves to be attached, and the end parts of the U-shaped groove plates (5) are contacted with the corners of the upright posts (3);
The wall comprises a wall front plate and a wall rear plate, wherein a plurality of anchor cables (2) and anchor rods (1) are arranged between upright posts (3) which are arranged in parallel and opposite to each other in the wall front plate and the wall rear plate, the anchor cables (2) are flexible mechanisms, and the anchor rods (1) are rigid mechanisms.
2. The anchor-pulling type self-balancing retaining plate according to claim 1, wherein a plurality of anchor rods (1) are arranged at the upper part between the upright posts (3), and a plurality of anchor rods (1) and anchor cables (2) are arranged at the lower part at intervals.
3. The anchor-pulling self-balancing retaining plate according to claim 1, characterized in that the anchor rods (1) and the anchor lines (2) are pre-stressed by pulling inwards.
4. The anchor-pulling self-balancing retaining plate according to claim 1, characterized in that the anchor cable (2) is a high-strength steel strand.
5. The anchor-pulling type self-balancing soil retaining plate according to claim 1, wherein the anchor head of the anchor cable (2) comprises a steel backing plate, a clamping piece and a concrete pedestal, and one end of the anchor cable (2) is fixed on the concrete pedestal through the steel backing plate and the clamping piece which are sequentially arranged.
6. The anchor-pulling self-balancing retaining plate according to claim 1, characterized in that the anchor rods (1) are steel bars.
7. The anchor-pulling type self-balancing soil retaining plate according to claim 1, wherein the anchor head of the anchor rod (1) comprises a steel backing plate, a nut and a concrete pedestal, and one end of the anchor cable (2) is fixed on the concrete pedestal through the steel backing plate and the nut which are sequentially arranged.
8. The anchor-pulling self-balancing retaining plate according to any one of claims 1-7, characterized in that the joints of the a-member middle upright (3) and the U-shaped trough plate (5) are caulked with cement (6).
9. The anchor-pulling self-balancing retaining plate according to any one of claims 1-7, wherein rubber water stop strips (7) are arranged at the joints of the bottom parts of the U-shaped flange plates (4) and the U-shaped trough plates (5) of two adjacent A-shaped members.
10. The anchor-pulling self-balancing retaining plate according to any one of claims 1-7, wherein the drainage holes are provided in the bottom of the B-member U-shaped trough plate (5).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911032309.8A CN110904994B (en) | 2019-10-28 | 2019-10-28 | Draw anchor formula self-balancing retaining board |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911032309.8A CN110904994B (en) | 2019-10-28 | 2019-10-28 | Draw anchor formula self-balancing retaining board |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110904994A CN110904994A (en) | 2020-03-24 |
| CN110904994B true CN110904994B (en) | 2024-11-01 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911032309.8A Active CN110904994B (en) | 2019-10-28 | 2019-10-28 | Draw anchor formula self-balancing retaining board |
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| CN (1) | CN110904994B (en) |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203200762U (en) * | 2013-01-11 | 2013-09-18 | 东南大学 | HSW construction method pile foundation pit supporting structure |
| CN103821071A (en) * | 2014-03-04 | 2014-05-28 | 西南交通大学 | Weak foundation soil high-fill embankment fabricated building method and device in peneplain regions |
| CN211113733U (en) * | 2019-10-28 | 2020-07-28 | 安徽海螺建材设计研究院有限责任公司 | Pull anchor type self-balancing retaining plate |
Family Cites Families (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| AU2008201576A1 (en) * | 2008-04-07 | 2009-10-22 | John S Higgs | A Retaining Wall for Erosion Protection |
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2019
- 2019-10-28 CN CN201911032309.8A patent/CN110904994B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203200762U (en) * | 2013-01-11 | 2013-09-18 | 东南大学 | HSW construction method pile foundation pit supporting structure |
| CN103821071A (en) * | 2014-03-04 | 2014-05-28 | 西南交通大学 | Weak foundation soil high-fill embankment fabricated building method and device in peneplain regions |
| CN211113733U (en) * | 2019-10-28 | 2020-07-28 | 安徽海螺建材设计研究院有限责任公司 | Pull anchor type self-balancing retaining plate |
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| Publication number | Publication date |
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| CN110904994A (en) | 2020-03-24 |
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