CN218148411U - Deep foundation pit narrow road supporting device - Google Patents
Deep foundation pit narrow road supporting device Download PDFInfo
- Publication number
- CN218148411U CN218148411U CN202222081915.2U CN202222081915U CN218148411U CN 218148411 U CN218148411 U CN 218148411U CN 202222081915 U CN202222081915 U CN 202222081915U CN 218148411 U CN218148411 U CN 218148411U
- Authority
- CN
- China
- Prior art keywords
- plate
- pressure
- steel sheet
- sheet pile
- stull
- 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.)
- Active
Links
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 25
- 239000010959 steel Substances 0.000 claims abstract description 25
- 238000009434 installation Methods 0.000 claims description 4
- 210000001503 joint Anatomy 0.000 claims description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 13
- 239000002689 soil Substances 0.000 abstract description 8
- 238000010276 construction Methods 0.000 description 3
- 238000005452 bending Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000002035 prolonged effect Effects 0.000 description 2
- 238000005096 rolling process Methods 0.000 description 2
- 238000009412 basement excavation Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000003032 molecular docking Methods 0.000 description 1
- 230000035699 permeability Effects 0.000 description 1
Images
Landscapes
- Bulkheads Adapted To Foundation Construction (AREA)
Abstract
The utility model provides a deep basal pit lane strutting arrangement, includes steel sheet pile and stull, and at least one steel sheet pile links as an organic wholely through the stull, the steel sheet pile comprises first butt plate, first fagging, pressure-bearing mainboard, second fagging, second butt plate mutually in proper order as an organic whole, first butt plate and second butt plate with the pressure-bearing mainboard is parallel, first fagging, pressure-bearing mainboard, second fagging form isosceles trapezoid water drainage tank, the vertical drainage groove that is provided with to the indent in pressure-bearing mainboard middle part. The utility model has the advantages of high strength, easy driving into hard soil layer, safety, reliability and long service life.
Description
Technical Field
The utility model discloses deep basal pit struts technical field, concretely relates to deep basal pit lane supporting device.
Background
Along with economic development, the modernization pace of the city is accelerated, and a high-rise building foundation pit of a modern city is developed in the deep and large direction, wherein the excavation depth is 15-25 m, and the width and the length are more than 100 m. There are numerous buildings, roads and pipelines near the foundation pit, the surrounding environment is complex, the construction site is crowded, and there is a high requirement on the environmental safety, so in the past, the type selection of the foundation pit supporting structure is single, a column-type cast-in-place pile retaining wall or an underground continuous wall is adopted as a building enclosure on the foundation pit, and when the open cut method is used for construction, a plurality of supports (a plurality of inner supports or a plurality of back-pull anchor rods) are adopted as usual.
Other support types such as steel sheet pile retaining walls or pile-slab (split i-steel and lining plate) retaining walls widely used at home and abroad have great potential safety hazards to buildings due to weak rigidity and easy water permeability, and pile driving vibration and soil squeezing effects, so that a deep foundation pit narrow-path support device is provided.
SUMMERY OF THE UTILITY MODEL
The utility model discloses the technique that will solve lies in overcoming prior art's shortcoming, provides a reasonable in design, intensity is high, squeeze into hard soil layer, safe and reliable, long service life's deep basal pit lane supporting device easily.
The technical scheme for solving the technical problems is as follows: the utility model provides a deep basal pit lane strutting arrangement, includes steel sheet pile and stull, and at least one steel sheet pile links as an organic wholely through the stull, the steel sheet pile comprises first butt plate, first fagging, pressure-bearing mainboard, second fagging, second butt plate mutually in proper order as an organic whole, first butt plate and second butt plate with the pressure-bearing mainboard is parallel, first fagging, pressure-bearing mainboard, second fagging form isosceles trapezoid water drainage tank, the vertical drainage groove that is provided with to the indent in pressure-bearing mainboard middle part.
The utility model has the advantages as follows:
1. when the steel sheet pile is used for supporting a deep foundation pit narrow road, the strength is high, and a hard soil layer is easy to squeeze into; the cofferdam can be constructed in deep water, can form cofferdams with various shapes according to requirements, can be repeatedly used for many times, and has wide application range.
2. The utility model discloses a steel sheet pile integrated into one piece just is provided with the arc hasp at both ends, and adjacent steel sheet pile passes through the arc hasp even as an organic whole, has further improved cross-section modulus and bending stiffness, guarantees that cross-section mechanical properties can full play, has improved the whole use strength of foundation ditch, is worth using widely.
3. The utility model discloses the vertical processing in middle part of pressure-bearing mainboard has the drainage groove of indent, is convenient for discharge the outside water source of foundation ditch, can effectively avoid the more internal pressure that produces of foundation ditch of water content in the outside soil of foundation ditch to effectively avoid causing the damage to the pit wall of foundation ditch, improved the safety in utilization of device, have higher use strength simultaneously, prolonged life.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
Fig. 2 is a schematic structural view of the steel sheet pile of the present invention.
Wherein: 1, steel sheet piles; a cross brace 2; a first butt plate 101; a first inclined strut plate 102; a pressure-bearing main plate 103; a drain recess 104; a second inclined strut plate 105; a second docking plate 106; an arcuate locking notch 107.
Detailed Description
The present invention will be described in further detail with reference to the drawings and examples, but the present invention is not limited to the following embodiments.
In fig. 1 and 2, a deep foundation pit narrow-passage supporting device of this embodiment is formed by connecting steel sheet piles 1 and crossbars 2, at least one steel sheet pile 1 is connected into a whole by the crossbars 2, the steel sheet pile 1 is formed by sequentially connecting a first butt plate 101, a first diagonal plate 102, a pressure-bearing main plate 103, a second diagonal plate 105 and a second butt plate 106 into a whole, and is formed by high-temperature rolling by a steel rolling mill, the first butt plate 101 and the second butt plate 106 are parallel to the pressure-bearing main plate 103, the first diagonal plate 102, the pressure-bearing main plate 103 and the second diagonal plate 105 form an isosceles trapezoid water drainage groove, the optimum value of the included angle between the first diagonal plate 102 and the pressure-bearing main plate 103 is 150 °, the middle part of the pressure-bearing main plate 103 is vertically provided with a concave water drainage groove 104, be used for discharging the outside water source of foundation ditch, can effectively avoid the more pressure that produces of water content to the foundation ditch inside in the outside soil of foundation ditch, thereby effectively avoid causing the damage to the hole wall of foundation ditch, the tip of first butt joint board 101 and the tip processing of second butt joint board 106 have assorted arc fore shaft 107, according to actual need, adjacent steel sheet pile 1 links as an organic whole through the interlock of arc hasp, cross-section modulus and bending rigidity have further been improved, guarantee that cross-section mechanics characteristic can full play, the whole service strength of foundation ditch has been improved, the mounting groove has been seted up along length direction in one side of stull 2, the installation screw that has seted up evenly distributed in the mounting groove, stull 2 passes the installation screw through the steel nail and is fixed continuous with steel sheet pile 1.
The utility model is used for deep foundation pit narrow road support, has high strength and is easy to be driven into hard soil layers; and can be under construction in deep water, can constitute the cofferdam of various appearances as required, the utility model discloses a vertical processing in middle part of pressure-bearing mainboard 103 is convenient for discharge the water source of foundation ditch outside to the drainage groove 104 of indent, can effectively avoid the more pressure to the inside production of foundation ditch of water content in the outside soil of foundation ditch to effectively avoid causing the damage to the pit wall of foundation ditch, improved the safety in utilization of device, have higher use strength simultaneously, prolonged life.
Claims (4)
1. The utility model provides a deep basal pit narrow road supporting device, includes steel sheet pile and stull, and at least one steel sheet pile passes through the stull and links as an organic whole, its characterized in that: the steel sheet pile is formed by sequentially connecting a first butt plate, a first inclined supporting plate, a pressure-bearing main plate, a second inclined supporting plate and a second butt plate into a whole, wherein the first butt plate and the second butt plate are parallel to the pressure-bearing main plate, the first inclined supporting plate, the pressure-bearing main plate and the second inclined supporting plate form an isosceles trapezoid drainage groove, and the middle part of the pressure-bearing main plate is vertically provided with an inwards-concave drainage groove.
2. The deep foundation pit narrow road supporting device according to claim 1, wherein: the end part of the first butt joint plate and the end part of the second butt joint plate are provided with matched arc locking notches.
3. The deep foundation pit narrow road supporting device according to claim 1, wherein: the optimal value of the included angle between the first inclined supporting plate and the pressure bearing main plate is 150 degrees.
4. The deep foundation pit narrow road supporting device according to claim 1, wherein: the mounting groove has been seted up along length direction to one side of stull, seted up evenly distributed's installation screw in the mounting groove, the stull passes installation screw and steel sheet pile fixed connection through the steel nail.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222081915.2U CN218148411U (en) | 2022-08-09 | 2022-08-09 | Deep foundation pit narrow road supporting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202222081915.2U CN218148411U (en) | 2022-08-09 | 2022-08-09 | Deep foundation pit narrow road supporting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218148411U true CN218148411U (en) | 2022-12-27 |
Family
ID=84599172
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202222081915.2U Active CN218148411U (en) | 2022-08-09 | 2022-08-09 | Deep foundation pit narrow road supporting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218148411U (en) |
-
2022
- 2022-08-09 CN CN202222081915.2U patent/CN218148411U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN102767180A (en) | Construction method for strengthening base of static-pressure anchor rod pile | |
| CN206034454U (en) | Supporting construction | |
| CN212129160U (en) | A kind of pile top cable-stayed foundation pit support structure | |
| CN204780938U (en) | Novel recoverable anchor formula double row pile supporting construction that draws | |
| CN212175815U (en) | Deep foundation pit supporting structure | |
| CN205062667U (en) | A can dismantle concrete foundation for bridge construction support | |
| CN218148411U (en) | Deep foundation pit narrow road supporting device | |
| CN212452681U (en) | In-situ protection device for pressurized pipelines in underground foundation pits | |
| CN209941689U (en) | Reinforcing device | |
| CN107476315A (en) | A kind of prefabricated component and its construction method being directed to close to type foundation ditch | |
| CN217601452U (en) | Bracing-free enclosure structure | |
| CN114575354B (en) | Unloading assembled pile anchor multistage supporting structure and construction method | |
| CN216552101U (en) | Protection structure for reducing settlement of peripheral buildings caused by deep foundation pit excavation | |
| CN216973419U (en) | Supporting structure for preventing large-area continuous collapse of foundation pit enclosure | |
| CN210216450U (en) | Can have enough to meet need cavity steel supporting construction device in ultra-deep foundation ditch | |
| CN213978927U (en) | Novel spiral steel pipe pile | |
| CN214741347U (en) | Be used for hydraulic shield to construct building structure and strengthen fixing device | |
| CN210315499U (en) | Enclosure based on prefabricated H-shaped pile | |
| CN211621555U (en) | Uplift pile prefabricated with uplift block | |
| CN210263072U (en) | A high-pressure jetting anchor cable suitable for deep foundation pit support | |
| CN208219667U (en) | Foundation pit supporting construction based on campshed and inner support | |
| CN112832287A (en) | Inclined retaining wall | |
| CN206289633U (en) | A kind of foundation ditch flexible supporting structure | |
| CN215860167U (en) | Pipe jacking working well and tunnel door combined enclosure structure | |
| CN111441368A (en) | Deep foundation pit supporting structure and construction method |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |