CN216360732U - Upward-inclined steel plate retaining wall and supporting system - Google Patents
Upward-inclined steel plate retaining wall and supporting system Download PDFInfo
- Publication number
- CN216360732U CN216360732U CN202122510399.6U CN202122510399U CN216360732U CN 216360732 U CN216360732 U CN 216360732U CN 202122510399 U CN202122510399 U CN 202122510399U CN 216360732 U CN216360732 U CN 216360732U
- Authority
- CN
- China
- Prior art keywords
- retaining wall
- slope
- steel plate
- connecting piece
- steel
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 40
- 239000010959 steel Substances 0.000 title claims abstract description 40
- 238000010276 construction Methods 0.000 claims abstract description 14
- 239000004746 geotextile Substances 0.000 claims abstract description 9
- 238000001914 filtration Methods 0.000 claims abstract description 7
- 239000004575 stone Substances 0.000 claims abstract description 7
- 239000002689 soil Substances 0.000 abstract description 7
- 230000001681 protective effect Effects 0.000 abstract description 5
- 230000002265 prevention Effects 0.000 abstract description 4
- 239000003973 paint Substances 0.000 abstract description 2
- 230000035939 shock Effects 0.000 abstract description 2
- 230000009286 beneficial effect Effects 0.000 abstract 1
- 238000005553 drilling Methods 0.000 description 3
- 238000009412 basement excavation Methods 0.000 description 2
- 238000005452 bending Methods 0.000 description 2
- 239000011083 cement mortar Substances 0.000 description 2
- JEIPFZHSYJVQDO-UHFFFAOYSA-N iron(III) oxide Inorganic materials O=[Fe]O[Fe]=O JEIPFZHSYJVQDO-UHFFFAOYSA-N 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Landscapes
- Retaining Walls (AREA)
Abstract
The utility model belongs to the field of slope support, and particularly relates to an upward-inclined steel plate retaining wall and a support system, which comprise an underground pile foundation structure, a connecting piece, a stand column, a protective plate and a support system, wherein the connecting piece is connected with the underground pile foundation structure at the bottom, the top plane of the connecting piece inclines towards a slope body, the stand column is connected with the top surface of the connecting piece, the protective plate is connected with the stand column and is far away from the slope body, and the support system is composed of crushed stones and water-filtering geotextile on the inner side of the protective plate. The retaining wall and the supporting system have the characteristics of convenient construction, scour prevention, shock resistance and good drainage performance, can be effectively applied to emergency support for collapse of highways, foundation pits and silty soil slopes and scour prevention support of river banks, and compared with other retaining walls, the retaining wall has high flatness of the retaining plate exposed to the outside, and is easy to form artistic patterns when being coated with antirust paint, thereby being beneficial to environment beautification.
Description
Technical Field
The utility model belongs to the field of slope support, and particularly relates to an upward inclined steel plate retaining wall and a support system.
Background
The barricade is a common soil slope supporting construction, and current retaining wall mainly divide into three types of brickwork barricade, steel construction barricade and prestressed reinforcement concrete barricade, and these three types of barricade structures respectively have the advantage and disadvantage: the masonry retaining wall structure is simple in construction mode, but low in deformation resistance, and secondary damage to the soil slope is easily caused due to overlarge foundation excavation; the steel structure retaining wall mainly comprises an inner slope tie beam, a longitudinal slope beam and tie bars, wherein a large face is required to be excavated during the construction of a supporting structure, and the application of the supporting structure to the excavation-limited engineering side slope is limited; the prestressed steel hoop concrete retaining wall is mainly applied to areas with stable stratum rocks due to prestress application and is limited to loose soil slopes; meanwhile, no matter which retaining wall is used, the retaining wall is difficult to construct quickly in the emergency supporting process of the soil slope, the slope body is greatly disturbed, and the retaining wall cannot adapt to large deformation under the action of earthquake load.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an upward inclined steel plate retaining wall and a supporting system, the retaining wall and the supporting system have the characteristics of convenience and rapidness in construction, scour prevention, shock resistance and good drainage performance, and can be effectively applied to emergency support for collapse of highways, foundation pits and silty soil slopes and scour prevention support of river banks.
In order to solve the technical problems, the technical scheme adopted by the utility model is as follows:
the utility model provides a pitch-up inclined steel sheet barricade, includes underground pile foundation structure, the barricade still includes connects underground pile foundation structure, top plane by the bottom and towards the connecting piece of slope body slope to and the pillar of being connected with the connecting piece top surface, be connected with the pillar and keep away from the overground supporting construction that the backplate that the slope body set up constitutes.
Preferably, the connecting piece includes the bellows of axial vertical setting, and the top, the bottom face of bellows are equipped with the ring flange and the top terminal surface of bellows is the slope setting, and the low point department of bellows top terminal surface is close to the slope body, and the slope body is kept away from to the high point department.
Preferably, the top end face of the corrugated pipe is processed by chamfering or axially compressing one side.
Preferably, underground pile foundation structure includes that top circumference is provided with the axial extension pterygoid lamina, the bottom is equipped with helical blade's pile body, and the pile body top is passed through the ring flange and is connected with the connecting piece bottom.
Preferably, the pile body is made of hollow steel pipes, and cement mortar can be poured into the pile body to improve the bending rigidity of the pile body.
Preferably, the stand extends for vertical direction and the bottom is equipped with the first H shaped steel of ring flange perpendicularly, the backplate passes through the crossbeam and is connected with the several stand.
Preferably, the crossbeam is the second H shaped steel that extends and span several stands in the horizontal direction, and a pterygoid lamina of crossbeam is connected with the pterygoid lamina that the slope body was kept away from to several stands respectively, and another pterygoid lamina of crossbeam is connected with the backplate.
Preferably, the top of the guard plate is not lower than the top of the upright post, and the bottom of the guard plate extends to the ground and covers the connecting piece.
The support system consists of the upward-inclined steel plate retaining wall, water-filtering geotextile laid on the surface of a slope body and stone filled in a gap between the water-filtering geotextile and a stand column and a protective plate.
Compared with the prior art, the utility model has the following advantages:
1) the retaining wall is simple in structure and convenient and fast to construct, the underground pile foundation structure can realize rapid drilling construction by matching a helical blade with a power machine, the whole construction working surface is small, large excavation engineering of a side slope during conventional retaining wall supporting construction is avoided, and disturbance to a slope body is reduced;
2) the connecting piece is made of the corrugated pipe with the inclined top end face, when sudden loads such as earthquakes occur, the high point of the corrugated pipe can be axially deformed first, so that the load can be effectively resisted, and the failure of a supporting foundation is prevented;
3) the support is stable, the top end face of the connecting piece is inclined, so that the installed upright post-baffle system is in an upward inclined structure, the pressure of the upward inclined structure on a soil slope is smaller than that of other retaining wall structures, the slope stability can be ensured by utilizing the dead weight to the maximum extent, and after the upward inclined structure is matched with an underground pile foundation structure, the shear strength and the anti-overturning capacity of the upward inclined structure are improved by more than 1 time compared with those of a common masonry retaining wall;
4) the steel structure retaining wall and the crushed stone layer formed by stone have stronger anti-deformation capability compared with other retaining wall structures, and meanwhile, the retaining wall structure is a multi-plate combination, can quickly realize the discharge of slope underground water and is more suitable for the protection of the downstream river bank of the yellow river;
5) compared with other retaining walls, the retaining wall has the advantages that the flatness of the protecting plate exposed outside is high, and artistic patterns are easy to form by matching with antirust paint and doodling, so that the environment is beautified.
Drawings
FIG. 1 is a schematic view of the structure of the inclined steel plate retaining wall on the ground according to the embodiment;
FIG. 2 is a schematic front view of a connector according to an embodiment;
FIG. 3 is a schematic top view of the connector of FIG. 2;
FIG. 4 is a schematic cross-sectional view taken along line C-C of the connector shown in FIG. 2;
FIG. 5 is a schematic structural view of the declined retaining wall support system according to one embodiment;
FIG. 6 is a schematic view of the cross-sectional A-A configuration of the system of FIG. 5;
FIG. 7 is a schematic view of the cross-sectional B-B configuration of the system of FIG. 5.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention is described in further detail below with reference to the accompanying drawings and embodiments. It should be understood that the specific embodiments described herein are merely illustrative of the utility model and are not intended to limit the utility model.
Example 1
As shown in fig. 1 to 7, a tilt-up type steel plate retaining wall includes an underground pile foundation structure and an above-ground portion:
the underground pile foundation structure comprises a plurality of pile bodies 11, wherein the tops of the pile bodies 11 are circumferentially provided with axially extending wing plates 12, the bottoms of the pile bodies 11 are provided with helical blades 13, the tops of the pile bodies 11 are provided with flange plates 3, and the pile bodies 11 are made of hollow steel pipes;
the ground supporting structure comprises a plurality of connecting pieces, a plurality of upright columns 22 and a cross beam 23 for connecting the upright columns 22 and a guard plate 24, wherein the upright columns 22 are first H-shaped steel which extends in the vertical direction and the bottoms of which are vertically provided with flange plates 3; the connecting piece includes the bellows 21 of axial vertical setting, and the top, the bottom face of bellows 21 are equipped with ring flange 3 and the top terminal surface of bellows 21 is the slope setting, and the low point department of bellows top terminal surface is close to the sloping 4, and the high point department keeps away from the sloping 4. The top end face of the corrugated pipe 21 is processed and manufactured in a beveling 4 mode; the beam 23 is a second H-shaped steel extending in the horizontal direction and crossing over the plurality of columns and the plurality of guard plates 24;
the top of the pile body, the bottom of the connecting piece, the top of the connecting piece and the flange 3 at the bottom of the upright post are sequentially connected, then one wing plate of at least one cross beam 23 is respectively connected with the wing plates of the upright posts 22 far away from the slope body 1, and the other wing plate of the cross beam 23 is connected with a plurality of guard plates 24, thus forming the inclined steel plate retaining wall. It should be noted that the number of the cross beams 23 may be multiple, and the top of the guard plate 24 is not lower than the top and the bottom of the upright column 22 and extends to the ground to shield the connecting members.
If necessary, cement mortar may be poured into the pile body 11 to increase the bending rigidity of the pile body.
Example 2
As shown in fig. 5-7, a declined retaining wall support system comprises at least one declined retaining wall of embodiment 1 disposed on one side of a slope 4. The shields between multiple pitched steel retaining walls should be connected. Thereby realizing the enclosure of the slope body 1. The system also comprises a water-filtering geotextile 5 laid on the surface of the slope body and a stone layer 6 consisting of stones buried in the gap between the water-filtering geotextile 5 and the upright post-guard plate.
The specific application is as follows:
newly-built gas stations are excavated on a silt slope in a certain area, the slope of the excavated slope is 75 degrees and the height of the excavated slope is 6m, the area is an earthquake high-rise area, the construction safety of the slope and subsequent gas stations is ensured, the excavated slope is in urgent need of support, and the support adopts the upward inclined steel plate retaining wall support system in the embodiment 2. The underground pile foundation structure adopts a factory-prefabricated spiral winged pile, the pile length is 2m, the pile diameter is 20cm, the wall thickness is 0.8cm, and the width of a wing plate is 20 cm; the outer diameter of the spiral rotary vane at the lower part of the pile body is 50cm, and the length of the spiral rotary vane along the pile body is 60 cm. The connecting piece is a hollow steel structure cylinder with the diameter of 20cm, the upright posts are made of H-shaped steel with the length of 6m, the cross section dimension is 20 x 10 x 0.55 x 0.8cm, the cross beams are made of H-shaped steel with the length of 9m, the cross section dimension is 10 x 5 x 0.5 x 0.7cm, the guard plate is made of a steel plate with the width of 15cm and the thickness of 0.5cm, the draining geotextile is 1cm thick, and the gravel layer is made of gravel materials with the diameter of 8-15 cm.
When in site construction, firstly, leveling the toe and the slope, measuring and positioning to determine the position of a pile foundation drilling hole, implementing drilling construction of a pile body, installing a connecting piece by using a bolt when a pile body flange is close to the ground surface, and then connecting an upright post with the connecting piece by using the bolt; and connecting the cross beam with the stand column and the guard plate by using bolts, performing anti-rust treatment, wherein the center distance between every two piles is 3m, so that every three piles are matched with the overground protective structure to form a group of inclined steel plate retaining walls, finally laying drainage geotextile on the side slope surface, pouring screened gravel between the side slope and the groups of retaining walls, and finally forming an inclined steel plate retaining wall supporting system.
Claims (9)
1. The utility model provides a formula steel sheet barricade that faces upward to one side, includes underground pile foundation structure, its characterized in that, the barricade still includes connects underground pile foundation structure, top plane by the bottom and towards the connecting piece of slope body slope to and the stand of being connected with the connecting piece top surface, be connected with the stand and keep away from the overground supporting construction that the backplate that the slope body set up constitutes.
2. The tilt-up steel plate retaining wall according to claim 1, wherein the connecting member comprises a corrugated tube vertically disposed in an axial direction, flanges are disposed on top and bottom end surfaces of the corrugated tube, and a top end surface of the corrugated tube is disposed in an inclined manner, wherein a lower point of the top end surface of the corrugated tube is close to the slope body, and a higher point of the top end surface of the corrugated tube is away from the slope body.
3. The pitched steel plate retaining wall according to claim 2, wherein the top end surface of the corrugated pipe is machined by chamfering or axially compressing one side.
4. The tilt-up steel plate retaining wall according to claim 1, wherein the underground pile foundation structure comprises a pile body having an axially extending wing plate at the top and a helical blade at the bottom, and the top of the pile body is connected to the bottom of the connecting member by a flange.
5. The pitched steel panel retaining wall of claim 4, wherein the pile bodies are made of hollow steel tubes.
6. The pitched steel plate retaining wall according to claim 1, wherein the columns are first H-shaped steel extending in the vertical direction and having flanges vertically formed at the bottom, and the guard plate is connected to the columns through a cross member.
7. The pitched steel plate retaining wall according to claim 6, wherein the cross beam is a second H-beam extending horizontally and spanning the plurality of columns, one wing of the cross beam is connected to the plurality of columns, respectively, the wing of the column away from the slope, and the other wing of the cross beam is connected to the guard plate.
8. The pitched steel panel retaining wall of claim 1, wherein the top of the retaining plate is no lower than the top of the columns and the bottom extends to the ground and blocks the connectors.
9. A declined steel plate retaining wall supporting system, which is characterized in that the supporting system consists of the declined steel plate retaining wall as claimed in any one of claims 1 to 8, a water-filtering geotextile laid on the surface of a slope body, and stones embedded in the gap between the water-filtering geotextile and a stand column and a guard plate.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122510399.6U CN216360732U (en) | 2021-10-19 | 2021-10-19 | Upward-inclined steel plate retaining wall and supporting system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122510399.6U CN216360732U (en) | 2021-10-19 | 2021-10-19 | Upward-inclined steel plate retaining wall and supporting system |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216360732U true CN216360732U (en) | 2022-04-22 |
Family
ID=81189133
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122510399.6U Expired - Fee Related CN216360732U (en) | 2021-10-19 | 2021-10-19 | Upward-inclined steel plate retaining wall and supporting system |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216360732U (en) |
-
2021
- 2021-10-19 CN CN202122510399.6U patent/CN216360732U/en not_active Expired - Fee Related
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN105155554B (en) | A kind of deep basal pit of arching system | |
| CN210031842U (en) | Combined supporting system for adjacent deep foundation pit based on row piles, connecting beams and counter-pulling anchor cables | |
| CN104532868B (en) | High abrupt change shape sloped region bridge anchor pull-type high cap pile group basis construction method | |
| CN111236241B (en) | Weak water-rich stratum subway foundation pit reinforcing excavation method based on half-cover excavation method | |
| CN1127596C (en) | Continuous wall foundation pit supporting method with short brad | |
| CN206768861U (en) | A kind of reinforcement ring retaining wall | |
| CN213145577U (en) | Temporary overhead supporting structure for pipeline | |
| CN216360732U (en) | Upward-inclined steel plate retaining wall and supporting system | |
| KR20100001516A (en) | Joint structure for connecting slant supporter and square steel strut for temporary soil sheathing work | |
| CN111593739A (en) | Cement mixing pile enclosure wall-profile steel cantilever type combined support | |
| CN110735641A (en) | Construction method of transfer passage of underpass pipeline | |
| CN211285630U (en) | Double-support construction structure for soft foundation deep foundation pit | |
| CN215165641U (en) | Supporting structure adopting combination of triangular supports and Larsen steel sheet piles | |
| CN209989781U (en) | Novel structure of silty-fine sand stratum flood control dam | |
| CN210684725U (en) | Mountain city ultra-deep foundation pit pile support system support pile cantilever section ground height difference processing structure | |
| CN218933248U (en) | Transmission tower protection structure for construction next to road | |
| CN201598644U (en) | Ring beam inner support pile-and-beam combined structure for circular foundation pit | |
| KR200225641Y1 (en) | Structure of caisson soil protection four concrete caisson of bridge | |
| CN218667392U (en) | Channel structure suitable for Chengdu clay section | |
| CN114411479B (en) | Cross-gully section mountain-side construction channel and construction method thereof | |
| CN219710323U (en) | Prestressed multi-arch isolation pile wall | |
| CN216712612U (en) | Cross-ditch-section mountain-setting construction access road structure | |
| CN214993953U (en) | A supporting construction that is arranged in deep basal pit construction soil nail bank protection | |
| CN215948218U (en) | A construction support frame for narrow and small space | |
| CN218843065U (en) | A slant supports stake structure for foundation ditch enclosure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20220422 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |