CN211922640U - Foundation pit supporting structure - Google Patents
Foundation pit supporting structure Download PDFInfo
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- CN211922640U CN211922640U CN202020208118.4U CN202020208118U CN211922640U CN 211922640 U CN211922640 U CN 211922640U CN 202020208118 U CN202020208118 U CN 202020208118U CN 211922640 U CN211922640 U CN 211922640U
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- foundation pit
- pile
- foundation ditch
- supporting construction
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Abstract
The utility model relates to a supporting construction's technical field especially relates to a supporting construction of foundation ditch, and it includes a plurality of fender piles and a plurality of breakwater, a fender pile is side by side around the foundation ditch inboard, and is adjacent prop each other butt between the fender pile, one side at a fender pile orientation foundation ditch is installed to the breakwater, interconnect between the breakwater, the one end that the fender pile is close to the foundation ditch border mutually is connected with the reinforcement. The utility model discloses have and to reduce occuping to the foundation ditch inner space, the effect of the normal construction of difficult influence foundation ditch.
Description
Technical Field
The utility model belongs to the technical field of the technique of excavation supporting construction and specifically relates to a excavation supporting construction is related to.
Background
At present, with the continuous progress of urban development, the excavation depth of a foundation pit is deeper and deeper, the surrounding environment is more and more complex, and particularly, the land area of a project developed in a central urban area is smaller, and the project is close to the existing basement at the periphery or is very close to the existing brick-concrete building. And the project that is located city center often the foundation ditch excavation degree of depth is very big, mostly is basement about 4 ~ 6 layers, and traditional mode of strutting has more not enough.
For example, in the existing single anchor-pulled row pile or anchor-pulled double-row pile support, an anchor cable needs to be arranged at a lower position in order to avoid the existing building, and in order to ensure the safety of a foundation pit, the row pile or double-row pile is large in diameter and difficult to implement in a narrow section in the center of a city.
Patent document No. CN209907401U discloses a foundation pit supporting structure, which includes, as shown in fig. 1, a foundation pit supporting structure, wherein a reinforcing frame 6 is fixed around the foundation pit 1, a cross bar 61 is arranged on the reinforcing frame 6, two ends of the cross bar 61 are respectively fixed to the reinforcing frame 6, and the length direction of the cross bar 61 is consistent with the width direction of the reinforcing frame 6. The strengthening frame 6 can improve foundation ditch 1U shaped steel board 2 all around's bulk strength, and the horizontal pole 61 that sets up can butt the U shaped steel board 2 of both sides, avoids the U shaped steel board 2 of both sides to incline in the foundation ditch 1. Be provided with diagonal brace 7 on the U shaped steel board 2, 1 bottom surface of foundation ditch is fixed with supporting seat 11, and the high-end and U shaped steel board 2 of diagonal brace 7 are fixed, low side and 11 butts of supporting seat. Set up diagonal brace 7 and be used for supporting U shaped steel board 2, avoid U shaped steel board 2 to receive the extrusion of foundation ditch 1 soil all around and empty to foundation ditch 1 in, diagonal brace 7 can improve U shaped steel board 2 to foundation ditch 1 strut intensity. With reference to fig. 2, the diagonal brace 7 comprises two steel pipes 71 connected end to end, a flange plate 72 is fixed on each steel pipe 71, and the diagonal brace 7 can be disassembled into a single steel pipe 71 for transportation in the transportation process, so that inconvenience in transportation due to overlong length of the diagonal brace 7 is avoided. The flange plates 72 are used for connecting two adjacent steel pipes 71, so that the connection strength of the steel pipes 71 can be improved, and the supporting effect of the inclined supporting rod 7 is ensured.
The above prior art solutions have the following drawbacks: be provided with diagonal brace 7 in the foundation ditch 1, diagonal brace 7 is provided with a plurality of roots to the one end and the 2 butts of U shaped steel board of diagonal brace 7, the other end butt of diagonal brace 7 is to the supporting seat 11 of foundation ditch bottom, and it is more to occupy the space of foundation ditch, and when consequently constructing the foundation ditch, diagonal brace 7 and supporting seat 11 can influence the normal construction of foundation ditch 1.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, one of the purposes of the utility model is to provide a foundation ditch supporting construction, can reduce the occupation to the foundation ditch inner space, the normal construction of difficult influence foundation ditch.
The utility model aims at realizing through the following technical scheme:
the utility model provides a foundation pit supporting construction, includes a plurality of fender piles and a plurality of breakwaters, it is inboard around the foundation ditch side by side to prop up the fender pile, and is adjacent each other butt between the fender pile, one side in fender pile orientation foundation ditch is installed, interconnect between the breakwater, the one end that the fender pile is close to the foundation ditch border mutually is connected with the reinforcement.
Through adopting above-mentioned technical scheme, a fender pile sets up side by side in the inside wall of foundation ditch, and mutual butt between the fender pile, can play the effect that blocks the infiltration of foundation ditch inner wall, breakwater direct mount is close to one side of foundation ditch at a fender pile simultaneously, breakwater can be connected a plurality of fender piles with being connected of a fender pile, the water that can further block foundation ditch inner wall simultaneously oozes inside the foundation ditch, holistic structure has the effect that can reduce the space that supporting construction occupy the inside of foundation ditch, consequently, the normal construction of difficult influence foundation ditch.
The present invention may be further configured in a preferred embodiment as: the supporting pile is characterized in that a mounting hole is formed in the supporting pile towards the inner side of the foundation pit, an inserting rod is arranged on one side of the water baffle plate and is matched with the mounting hole in an inserting mode, a cavity is formed in the supporting pile, and concrete is poured in the cavity of the supporting pile.
Through adopting above-mentioned technical scheme, the breakwater is connected in inserting the mounting hole of a fender pile through the peg graft pole to the peg graft pole is fixed with concrete placement, consequently can realize the fixed of breakwater and a fender pile, the breakwater and the firm in connection who props up a fender pile.
The present invention may be further configured in a preferred embodiment as: and the periphery of the water baffle is provided with a splicing structure which is used for splicing the adjacent water baffles.
Through adopting above-mentioned technical scheme, splicing mechanism can make between the adjacent breakwater interconnect for joint strength increases between the breakwater.
The present invention may be further configured in a preferred embodiment as: the concrete pouring device is characterized in that pouring half grooves are formed in two opposite sides of the water baffle, the length direction of each pouring half groove is consistent with the length direction of the side face of the water baffle, the two adjacent pouring half grooves are spliced to form a pouring cavity, and concrete is poured in the pouring cavity.
Through adopting above-mentioned technical scheme, fill the gap of junction through the pouring concrete between the breakwater, can reduce inside the inboard water infiltration foundation ditch of foundation ditch effectively.
The present invention may be further configured in a preferred embodiment as: the reinforcement includes even roof beam, be provided with a plurality of anchor reinforcing bars on the length direction of even roof beam, the anchor reinforcing bar stretches into in the fender pile, and pegs graft fixedly with the concrete.
Through adopting above-mentioned technical scheme, even during the anchor reinforcing bar of roof beam inserted a fender pile, consequently even the roof beam can be followed the end of a fender pile and connected the reinforcement to a fender pile for the joint strength of a fender pile is higher.
The present invention may be further configured in a preferred embodiment as: one side of the connecting beam, which deviates from the support pile, is flush with the edge of the foundation pit.
By adopting the technical scheme, the connecting beam is arranged in the foundation pit, so that the subsequent construction of the foundation pit is facilitated.
The present invention may be further configured in a preferred embodiment as: one side of the water baffle, which faces the inside of the foundation pit and is close to the bottom of the foundation pit, is provided with a water blocking inner edge.
Through adopting above-mentioned technical scheme, along can stopping the infiltration of foundation ditch bottom to a certain extent in the manger plate.
The present invention may be further configured in a preferred embodiment as: the inner edge of the water baffle is inserted into the bottom of the foundation pit and abutted against the side face of the water baffle, and the inner edge of the water baffle and one side of the water baffle, which faces the inner side of the foundation pit, are fixed through bolts.
By adopting the technical scheme, the inner edge of the water retaining plate is inserted into the bottom of the foundation pit, so that accumulated water in the foundation pit can be reduced; the water blocking inner edge is fixed with the water blocking plate through the bolt, so that the connection between the water blocking inner edge and the water blocking plate is firm and the water blocking plate is not easy to shift.
To sum up, the utility model discloses a following at least one useful technological effect:
the supporting piles are arranged on the inner wall of the foundation pit and are abutted with each other, so that the effect of preventing the foundation pit from water seepage can be achieved, one side, away from the inner wall of the foundation pit, of each supporting pile is provided with the water baffle, the water baffles have the effects of connecting and reinforcing the supporting piles, the supporting piles can be supported, and meanwhile, the space occupied by the supporting structure inside the foundation pit is reduced, so that the normal construction of the foundation pit is not easily influenced;
a pouring cavity is formed at the splicing position between the adjacent water baffles, concrete is poured in the pouring cavity, and the concrete can fill the connecting position between the two water baffles, so that water is not easy to seep in the gap of the water baffles;
the foundation ditch bottom is provided with the interior edge of manger plate, and the manger plate is interior along fixed with the manger plate board, and the infiltration of foundation ditch bottom can be reduced to a certain extent along in the manger plate.
Drawings
Fig. 1 is a schematic view of the overall structure of a prior art foundation pit supporting structure;
FIG. 2 is a schematic enlarged partial view of portion A of FIG. 1 according to the prior art;
fig. 3 is a schematic view of an overall structure of a supporting structure of a foundation pit according to an embodiment of the present invention;
fig. 4 is a top view of the present invention along fig. 3;
fig. 5 is a cross-sectional view taken along line B-B of fig. 4;
fig. 6 is an exploded view of an embodiment of the present invention.
Reference numerals: 1. the foundation pit comprises a foundation pit body, 2 supporting piles, 201 mounting holes, 3 water baffles, 31 insertion rods, 401 pouring cavities, 5 reinforcing members, 51 connecting beams, 52 anchoring reinforcing steel bars, 6 water baffle inner edges, 7 concrete, 8 bolts.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 3, for the utility model discloses a foundation ditch supporting construction, including a plurality of fender pile 2 and a plurality of breakwater 3, fender pile 2 inlays all edges at foundation ditch 1's inside wall to adjacent fender pile 2 between mutual butt. Correspondingly, the water deflector 3 is installed at a side of the support pile 2 facing into the foundation pit 1.
In fig. 4 and 5, one side of the water baffle 3 is connected with the inserting rods 31 through the bolts 8, the distance between the inserting rods 31 in the vertical direction is consistent with the distance between each support pile 2, and the number of the mounting holes 201 between each support pile 2 is equal to the number of the inserting rods 31 in the vertical direction; the distance of the plug rod 31 in the horizontal direction is consistent with the distance between the mounting holes 201 in two adjacent piles 2, the plug rod 31 is inserted into the mounting holes 201, and the plug rod 31 is in clearance fit with the mounting holes 201.
Further, the inside of a supporting pile 2 is provided with a cavity, the cavity is communicated with two ends of the supporting pile 2, concrete 7 is poured in the cavity of the supporting pile 2, the inserting rod 31 is fixed with the concrete 7, and after the concrete 7 is cured, the inserting rod 31 is fixed in the supporting pile 2, so that the water baffle 3 is connected with the supporting pile 2, and the connected supporting pile 2 is reinforced.
The water baffles 3 are connected with each other and are used for being spliced with the adjacent water baffles 3. Preferably, the splicing structure comprises a pouring half-groove, and the pouring half-groove is formed in two sides of the water baffle 3. The length direction of the pouring half grooves is consistent with the direction of the side face length of the water baffle 3, the two adjacent pouring half grooves are spliced to form a pouring cavity 401, concrete 7 is poured in the pouring cavity 401, the two adjacent water baffles 3 are connected after the concrete 7 is cured, the joint is filled with the cured concrete 7, and the water seepage at the joint of the water baffles 3 is not easy.
Fig. 5 and 6, furthermore, one end of the support pile 2 close to the edge of the foundation pit 1 is connected with a reinforcing member 5. Preferably, the reinforcement 5 comprises a connecting beam 51, the connecting beam 51 is made of reinforced concrete, a plurality of anchoring bars 52 are inserted and fixed in the length direction of the connecting beam 51, the anchoring bars 52 extend into the support piles 2 and are inserted into the concrete 7 when the concrete 7 in the support piles 2 is not set, and the anchoring bars 52 are fixed with the concrete 7 when the concrete 7 is set.
Further, the length of the support piles 2 is smaller than the depth of the foundation pit 1, the connecting beam 51 is positioned in the foundation pit 1, and one side of the connecting beam 51, which is far away from the support piles 2, is flush with the edge of the foundation pit 1. The coupling beam 51 is positioned in the foundation pit 1, so that the construction is hindered by the protruding structure, and meanwhile, the edge of the foundation pit 1 can be reinforced.
In order to further increase the water seepage prevention capability of the foundation pit 1, the water baffle 3 is provided with a water baffle inner edge 6 towards the inside of the foundation pit 1, and the water baffle inner edge 6 is arranged at one side close to the bottom of the foundation pit 1. Edge 6 is platelike in the fender water to edge 6's a side setting is the cutting edge form and narrows down in the fender water, inserts foundation ditch 1 bottom along 6 one side that is provided with the cutting edge form in the fender water, along 6 outstanding parts in foundation ditch 1 bottom and the side looks butt of breakwater 3 in the fender water, and follow 6 and breakwater 3 in the fender water and pass through bolt 8 with the part towards foundation ditch 1 inboard.
The implementation principle of the embodiment is as follows: the support piles 2 are arranged on the inner wall of the foundation pit 1, and the support piles 2 are abutted to each other, so that the effect of preventing the foundation pit 1 from water seepage can be achieved; a water baffle 3 is arranged on one side of the support pile 2 far away from the support pile 2, the water baffle 3 is provided with an inserting rod 31, and the inserting rod 31 is inserted into the mounting hole 201 of the support pile 2 and is fixedly inserted into the mounting hole 201; the breakwater 3 plays the effect of connecting, consolidating to a fender pile 2, can reduce the space that supporting construction occupy foundation ditch 1 inside when playing the supporting role to a fender pile 2, consequently is difficult for influencing the normal construction of foundation ditch 1.
The embodiment of this specific implementation mode is the preferred embodiment of the present invention, not limit according to this the utility model discloses a protection scope, so: all equivalent changes made according to the structure, shape and principle of the utility model are covered within the protection scope of the utility model.
Claims (8)
1. The utility model provides a foundation ditch supporting construction which characterized in that: including a plurality of fender pile (2) and a plurality of breakwater (3), fender pile (2) are side by side around foundation ditch (1) is inboard, and are adjacent mutual butt between fender pile (2), one side in fender pile (2) orientation foundation ditch (1) is installed in breakwater (3), interconnect between breakwater (3), the one end that fender pile (2) are close to foundation ditch (1) border mutually is connected with reinforcement (5).
2. A foundation pit supporting construction according to claim 1, wherein: the supporting pile is characterized in that a mounting hole (201) is formed in the supporting pile (2) towards the inner side of the foundation pit (1), an inserting rod (31) is arranged on one side of the water baffle (3), the inserting rod (31) is in inserting fit with the mounting hole (201), a cavity is formed in the supporting pile (2), and concrete (7) is poured in the cavity of the supporting pile (2).
3. A foundation pit supporting construction according to claim 1, wherein: and the periphery of the water baffle (3) is provided with a splicing structure which is used for splicing the adjacent water baffles (3).
4. A foundation pit supporting construction according to claim 3, wherein: the concrete pouring device is characterized in that pouring half grooves are formed in two opposite sides of the water baffle (3), the length direction of each pouring half groove is consistent with the direction of the side face length of the water baffle (3), the two adjacent pouring half grooves are spliced to form a pouring cavity (401), and concrete (7) is poured in the pouring cavity (401).
5. A foundation pit supporting construction according to claim 1, wherein: the reinforcing member (5) comprises a connecting beam (51), a plurality of anchoring reinforcing steel bars (52) are arranged in the length direction of the connecting beam (51), and the anchoring reinforcing steel bars (52) stretch into the support piles (2) and are fixedly connected with the concrete (7) in an inserting mode.
6. A foundation pit supporting construction according to claim 5, wherein: one side of the connecting beam (51) departing from the support pile (2) is flush with the edge of the foundation pit (1).
7. A foundation pit supporting construction according to claim 1, wherein: one side of the water baffle (3) facing the inside of the foundation pit (1) and close to the bottom of the foundation pit (1) is provided with a water blocking inner edge (6).
8. A foundation pit supporting construction according to claim 7, wherein: the water blocking inner edge (6) is inserted into the bottom of the foundation pit (1) and abutted against the side face of the water baffle (3), and the water blocking inner edge (6) and one side, facing the inner side of the foundation pit (1), of the water baffle (3) are fixed through a bolt (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020208118.4U CN211922640U (en) | 2020-02-25 | 2020-02-25 | Foundation pit supporting structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020208118.4U CN211922640U (en) | 2020-02-25 | 2020-02-25 | Foundation pit supporting structure |
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| Publication Number | Publication Date |
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| CN211922640U true CN211922640U (en) | 2020-11-13 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202020208118.4U Active CN211922640U (en) | 2020-02-25 | 2020-02-25 | Foundation pit supporting structure |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114855819A (en) * | 2022-05-23 | 2022-08-05 | 中交二公局萌兴工程有限公司 | Town road deep foundation pit supporting structure and construction process |
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2020
- 2020-02-25 CN CN202020208118.4U patent/CN211922640U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114855819A (en) * | 2022-05-23 | 2022-08-05 | 中交二公局萌兴工程有限公司 | Town road deep foundation pit supporting structure and construction process |
| CN114855819B (en) * | 2022-05-23 | 2023-12-22 | 中交二公局萌兴工程有限公司 | Municipal road deep foundation pit supporting structure and construction process |
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