CN210066768U - Retaining wall is strutted in foundation ditch combination - Google Patents
Retaining wall is strutted in foundation ditch combination Download PDFInfo
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- CN210066768U CN210066768U CN201920483360.XU CN201920483360U CN210066768U CN 210066768 U CN210066768 U CN 210066768U CN 201920483360 U CN201920483360 U CN 201920483360U CN 210066768 U CN210066768 U CN 210066768U
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- 229910000831 Steel Inorganic materials 0.000 claims abstract description 107
- 239000010959 steel Substances 0.000 claims abstract description 107
- 239000011120 plywood Substances 0.000 claims description 9
- 238000010030 laminating Methods 0.000 claims description 7
- 238000011065 in-situ storage Methods 0.000 claims description 3
- 238000010276 construction Methods 0.000 abstract description 14
- 238000011084 recovery Methods 0.000 abstract description 8
- 239000004566 building material Substances 0.000 abstract description 6
- 238000009412 basement excavation Methods 0.000 abstract description 5
- 239000011150 reinforced concrete Substances 0.000 abstract description 5
- 230000000694 effects Effects 0.000 description 3
- 239000004567 concrete Substances 0.000 description 2
- 238000005034 decoration Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 239000002689 soil Substances 0.000 description 2
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000009415 formwork Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000003014 reinforcing effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 230000009466 transformation Effects 0.000 description 1
- 239000002699 waste material Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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Abstract
The utility model provides a barricade is strutted in foundation ditch combination relates to the excavation supporting field, including many vertical piles and cup joint the regularization girder steel in vertical pile upper end, the regularization girder steel includes multiunit girder steel unit, multiunit connector and multiunit pull rod, the utility model discloses well girder steel unit and pull rod cooperate and lock the upper end of a plurality of vertical piles, and adjacent girder steel unit passes through connector fixed connection simultaneously, effectively strengthens the stability of whole row of vertical pile, can high-efficient replace reinforced concrete's fixed action, and this barricade can carry out high-efficient recovery moreover to realized improving the efficiency of construction and realized the high-efficient recycle of building materials.
Description
Technical Field
The utility model relates to a excavation supporting field especially relates to a barricade is strutted in foundation ditch combination.
Background
A foundation pit support is a retaining, reinforcing and protecting measure adopted for the side wall of a foundation pit and the surrounding environment in order to ensure the safety of the construction of an underground structure and the surrounding environment of the foundation pit, along with the promotion of the transformation of an old city, main high-rise and super high-rise buildings of various cities are mostly concentrated in narrow places with high building density, dense population and crowded traffic, the construction conditions of the foundation pit support engineering are poor, the adjacent permanent buildings and municipal public facilities which must be protected frequently cannot be excavated on a slope, and the requirements on the stability and the displacement control of the foundation pit are strict.
The existing deep foundation pit supporting generally adopts precast tubular piles, bored cast-in-place piles and steel pipe piles are used as vertical retaining piles, after the vertical retaining piles are laid, in order to enhance the stability of the vertical retaining piles and ensure the overall effect, reinforced concrete is usually poured at the tops of the vertical retaining piles, but the deep foundation pit supporting is only temporary supporting, after the foundation pit operation is completed, the vertical retaining piles and the concrete on the vertical retaining piles generally need to be removed, not only early-stage steel bar binding, a formwork and concrete pouring are caused, but also the subsequent construction is complicated, time and labor are wasted, and the corresponding building materials are difficult to efficiently recover, so that great waste is caused, how to improve the construction efficiency and how to realize the efficient recovery of the building materials is the problem to be solved urgently for technical personnel in the field.
SUMMERY OF THE UTILITY MODEL
The utility model aims to solve the technical problem that overcome exist among the prior art not enough, provide a retaining wall is strutted in convenient construction and high-efficient foundation ditch combination of retrieving.
The utility model discloses a realize through following technical scheme: the utility model provides a retaining wall is strutted in foundation ditch combination, include many vertical piles and cup joint the regularization girder steel in vertical pile upper end, the regularization girder steel includes multiunit girder steel unit, multiunit connector and multiunit pull rod, the connector is connected and is located the girder steel unit of vertical pile with one side, the pull rod is through connecting the girder steel unit locking vertical pile that is located vertical pile both sides, girder steel unit inboard is seted up a plurality of concave parts of laminating mutually with vertical pile, adjacent girder steel unit concatenation department forms the concave part of laminating mutually with vertical pile, the girder steel unit includes the parallel plywood of multilayer and connects the backup pad of adjacent layer board, set up corresponding screw on girder steel unit and the connector, set up the passageway that inserts the pull rod between the adjacent.
According to the technical scheme, preferably, the girder steel unit includes the same and parallel plywood each other of at least four layers of size, and adjacent plywood passes through backup pad fixed connection, and the girder steel unit has set firmly the inner baffle with vertical stake laminating one side, and the girder steel unit is kept away from vertical stake side and has set firmly outer baffle, forms two sets of passageways that insert the pull rod between the two-layer plywood about the girder steel unit, has seted up the hole on inner baffle and the outer baffle, and the pull rod inserts the passageway that is located vertical stake both sides and locks vertical stake.
According to the technical scheme, preferably, the vertical pile is at least one of a precast tubular pile, a steel pipe pile, a Larsen steel plate pile and a cast-in-situ bored pile.
According to the technical scheme, preferably, the vertical piles are combined by steel pipe piles and Larsen steel plate piles, and strip-shaped locking notches matched with the Larsen steel plate piles are symmetrically arranged on two sides of each steel pipe pile.
According to the technical scheme, preferably, the supporting corner is provided with a special-shaped corner inner beam and a special-shaped corner outer beam, the special-shaped corner inner beam and the special-shaped corner outer beam lock the vertical piles through pull rods, and the special-shaped corner inner beam positioned on the inner side of the corner is connected with the inner side of the adjacent steel beam unit through steel angle braces.
According to the above technical solution, preferably, the steel angle brace is an H-shaped angle steel.
The utility model has the advantages that: the utility model discloses well girder steel unit and pull rod cooperate with the upper end locking of a plurality of vertical piles, and adjacent girder steel unit passes through connector fixed connection simultaneously, effectively strengthens the stability of whole row of vertical pile, can high-efficiently replace reinforced concrete's fixed action, can carry out high-efficient recovery moreover to realized improving the efficiency of construction and realized the high-efficient recovery of building materials.
Drawings
Fig. 1 shows a schematic top view of a support wall according to the invention.
Figure 2 shows according to the utility model discloses a side structure schematic diagram when girder steel unit docks.
Fig. 3 shows a schematic top view of the steel beam unit.
Fig. 4 shows a schematic top view of a supporting corner.
Fig. 5 shows a schematic top view of a steel pipe pile and larsen steel sheet pile combination.
Fig. 6 shows a schematic top view of a steel pipe pile and at least one group of larsen steel sheet piles combined.
Fig. 7 is a schematic front view showing a combined steel pipe pile and larsen steel sheet pile.
Fig. 8 shows the side view structure diagram of the present invention during construction.
In the figure: 1. vertical piles; 2. a steel beam unit; 3. a connector; 4. a pull rod; 5. a groove part; 6. laminating the board; 7. a support plate; 8. an inner baffle; 9. an outer baffle; 10. steel pipe piles; 11. larsen steel sheet piles; 12. a special-shaped corner inner beam; 13. a special-shaped corner outer beam; 14. a steel gusset; 15. a strip-shaped locking notch; 16. excavating a surface; 17. a foundation pit bottom; 18. and (5) building a foundation.
Detailed Description
In order to make those skilled in the art better understand the technical solution of the present invention, the present invention will be further described in detail with reference to the accompanying drawings and preferred embodiments.
As shown in the figures, the utility model provides a foundation pit combined supporting retaining wall, which comprises a plurality of vertical piles 1 which are arranged at equal intervals and a shaped steel beam which is sleeved at the upper ends of the vertical piles 1, wherein the shaped steel beam comprises a plurality of groups of steel beam units 2, a plurality of groups of connectors 3 and a plurality of groups of pull rods 4, two groups of steel beam units 2 are used for locking the upper ends of the vertical piles 1 together under the action of the pull rods 4, the connectors 3 are connected with the steel beam units 2 which are positioned at the same side of the vertical piles 1, the pull rods 4 are used for locking the vertical piles 1 through connecting the steel beam units 2 which are positioned at the two sides of the vertical piles, the inner side of each steel beam unit 2 is provided with a plurality of groove parts 5 which are jointed with the side walls of the vertical piles 1, the splicing parts of the adjacent steel beam units 2 form the groove parts 5 which are jointed, connector 3 passes through bolt and 2 fixed connection of girder steel unit, sets up the passageway that inserts pull rod 4 between the adjacent concave part 5, the utility model discloses well girder steel unit 2 and pull rod 4 cooperate with the upper end locking of a plurality of vertical stake 1, and adjacent girder steel unit 2 passes through 3 fixed connection of connector simultaneously, effectively strengthens the stability of whole row of vertical stake 1, can high-efficiently replace reinforced concrete's fixed action, can carry out high-efficient recovery moreover to realized improving the efficiency of construction and realized the high-efficient recovery of building materials.
According to the above-mentioned embodiment, preferably, girder steel unit 2 includes the same and parallel plywood 6 each other of at least four layers size, adjacent plywood 6 passes through backup pad 7 fixed connection, girder steel unit 2 has set firmly interior baffle 8 with one side of the 1 laminating of vertical stake, girder steel unit 2 is kept away from 1 side of vertical stake and has set firmly outer baffle 9, form two sets of passageways that insert pull rod 4 between the two-layer plywood 6 about girder steel unit 2, the hole has been seted up on interior baffle 8 and the outer baffle 9, pull rod 4 inserts the passageway that is located 1 both sides of vertical stake and locks vertical stake 1, plywood 6 through four layers fixed connection, can strengthen girder steel unit 2's resistance to deformation, and girder steel unit 2 that is located 1 both sides of vertical stake is connected through two sets of parallel pull rod 4 from top to bottom, can further strengthen vertical stake 1's stability.
According to the above embodiment, it is preferable that the vertical pile 1 is at least one of a precast tubular pile, a steel pipe pile 10, a larsen steel sheet pile 11, and a cast-in-situ pile, so that the steel beam unit 2 can be applied to most of the existing mainstream fender piles.
According to the above embodiment, preferably, the precast pile and the steel-pipe pile 10 are cylindrical structures, and the groove portions 5 are semi-circular arc shapes.
According to the embodiment, preferably, when only soil retaining operation needs to be performed, the vertical piles 1 adopt the steel pipe piles 10 and/or precast piles, the diameter of the vertical piles 1 is preferably 200-900mm, and the distance between adjacent vertical piles 1 is 200-1000mm, so that the installation number of the vertical piles 1 can be reduced, the construction cost can be reduced, and the construction efficiency can be improved while the soil retaining effect is ensured.
According to the embodiment, preferably, when the retaining wall needs to perform foundation pit water stop operation according to site geological factors and construction conditions, the vertical piles 1 are connected by adopting the steel pipe piles 10 and the Larsen steel plate piles 11 in a combined locking manner, at least one group of Larsen steel plate piles 11 is arranged between the adjacent steel pipe piles 10, strip-shaped locking openings 15 matched with the Larsen steel plate piles 11 are symmetrically arranged on two sides of each steel pipe pile 10, the axes of the strip-shaped locking openings are parallel to the central axis of each steel pipe pile 10, and two ends of each Larsen steel plate pile 11 are matched with the strip-shaped locking openings of the steel pipe piles 10, so that the sealing effect of support is effectively enhanced; in order to enable the shaped steel beam to lock the steel pipe pile 10, the top elevation of the larsen steel sheet pile 11 is lower than the bottom of the shaped steel beam.
According to the above embodiment, preferably, the supported corners are provided with the special-shaped corner inner beams 12 and the special-shaped corner outer beams 13, the vertical piles 1 are locked by the special-shaped corner inner beams 12 and the special-shaped corner outer beams 13 through the pull rods 4, the angles of the special-shaped corner inner beams 12 and the special-shaped corner outer beams 13 need to be customized according to actual conditions on site, the special-shaped corner inner beams 12 located on the inner sides of the corners are connected with the inner sides of the adjacent steel beam units 2 through the steel corner supports 14, and the corners are stress concentration areas, so that the stability of the supported retaining wall can be further enhanced through the support of the steel corner supports 14, and the instability of the supported corners is prevented.
According to the above embodiment, the steel gusset 14 is preferably an H-shaped angle steel, which is light in weight and strong in strength.
According to the above embodiment, preferably, the depth of the combination of the steel pipe pile 10, and the larsen steel sheet pile 11 and the thickness of the prefabricated steel beam are obtained by comprehensive calculation in combination with the excavation depth of the foundation pit on site, geological factors, construction conditions, and the like, wherein the excavation depth is the depth from the excavation surface 16 to the foundation pit bottom 17, and the foundation 18 to be built is constructed from the foundation pit bottom 17.
The utility model has the advantages that: the utility model discloses well girder steel unit 2 and pull rod 4 cooperate with the upper end locking of a plurality of vertical stake 1, and adjacent girder steel unit 2 passes through 3 fixed connection of connector simultaneously, effectively strengthens whole row of vertical stake 1's stability, can high-efficiently replace reinforced concrete's fixed action, can carry out high-efficient recovery moreover to realized improving the efficiency of construction and realized the high-efficient recovery of building materials.
The foregoing is only a preferred embodiment of the present invention, and it should be noted that, for those skilled in the art, a plurality of modifications and decorations can be made without departing from the principle of the present invention, and these modifications and decorations should also be regarded as the protection scope of the present invention.
Claims (5)
1. The utility model provides a retaining wall is strutted in foundation ditch combination, its characterized in that includes many vertical piles and cup joints the regularization girder steel in vertical pile upper end, the regularization girder steel includes multiunit girder steel unit, multiunit connector and multiunit pull rod, the connector is connected and is located the girder steel unit of vertical pile with one side, the pull rod is through connecting the girder steel unit locking vertical pile that is located vertical pile both sides, a plurality of concave parts of laminating mutually with vertical pile are seted up to girder steel unit inboard, and are adjacent girder steel unit concatenation department forms the concave part of laminating mutually with vertical pile, the girder steel unit includes the parallel plywood of multilayer and connects the backup pad of adjacent layer board, set up corresponding screw on girder steel unit and the connector, it is adjacent set up the passageway that inserts the pull rod between the concave part.
2. The retaining wall of claim 1, wherein the steel beam unit comprises at least four layers of boards with the same size and parallel to each other, adjacent boards are fixedly connected through a supporting plate, an inner baffle is fixedly arranged on one side of the steel beam unit, which is attached to the vertical pile, an outer baffle is fixedly arranged on the side of the steel beam unit, which is far away from the vertical pile, two groups of channels for inserting the pull rods are formed between the upper layer board and the lower layer board of the steel beam unit, holes are formed in the inner baffle and the outer baffle, and the pull rods are inserted into the channels on two sides of the vertical pile to lock the vertical pile.
3. The retaining wall of claim 2, wherein the vertical pile is at least one of a precast tubular pile, a steel pipe pile, a larsen steel sheet pile, and a cast-in-situ bored pile.
4. The foundation pit combination supporting and retaining wall as claimed in claim 3, wherein the supporting corners are provided with special-shaped corner inner beams and special-shaped corner outer beams, the special-shaped corner inner beams and the special-shaped corner outer beams lock the vertical piles through pull rods, and the special-shaped corner inner beams positioned at the inner sides of the corners are connected with the inner sides of the adjacent steel beam units through steel angle braces.
5. The retaining wall of claim 4, wherein the steel angle braces are H-shaped angle steel.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920483360.XU CN210066768U (en) | 2019-04-11 | 2019-04-11 | Retaining wall is strutted in foundation ditch combination |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920483360.XU CN210066768U (en) | 2019-04-11 | 2019-04-11 | Retaining wall is strutted in foundation ditch combination |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210066768U true CN210066768U (en) | 2020-02-14 |
Family
ID=69436557
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920483360.XU Active CN210066768U (en) | 2019-04-11 | 2019-04-11 | Retaining wall is strutted in foundation ditch combination |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210066768U (en) |
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2019
- 2019-04-11 CN CN201920483360.XU patent/CN210066768U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP03 | Change of name, title or address |
Address after: Room 1132, Building 1, Sushang Xindi Life Plaza, No. 555 Zongguantang Road, Suzhou City, Jiangsu Province, 215008 Patentee after: China Pile Foundation Engineering Co.,Ltd. Country or region after: China Address before: Room 1132, Building 1, Sushang Xindi Life Plaza, No. 555 Zongguantang Road, Suzhou City, Jiangsu Province, 215008 Patentee before: JIANGSU LOUXIANG CONSTRUCTION Co.,Ltd. Country or region before: China |
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| CP03 | Change of name, title or address |