CN213709654U - Foundation cushion block reinforcing structure in building deviation rectifying process - Google Patents
Foundation cushion block reinforcing structure in building deviation rectifying process Download PDFInfo
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- CN213709654U CN213709654U CN202022407507.2U CN202022407507U CN213709654U CN 213709654 U CN213709654 U CN 213709654U CN 202022407507 U CN202022407507 U CN 202022407507U CN 213709654 U CN213709654 U CN 213709654U
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Abstract
The utility model provides a foundation cushion block reinforcing structure in the building deviation rectifying process, which comprises a foundation pit, a support pile, a backfilling sand layer and a support cross rod; the foundation pit is positioned on one side of a foundation cushion block at the bottom of the building, and the support piles are arranged in the foundation pit and are opposite to the foundation cushion block; the backfilling sand layer is backfilled at the bottom of the foundation pit; one end of the supporting cross rod is fixedly connected with the foundation cushion block, and the other end of the supporting cross rod is fixedly connected with the supporting pile. The utility model provides a technical scheme's beneficial effect is: after taking out soil and rectifying a deviation to the building, the rotation of basic cushion piece appears and slides, in time to the backfill sand in the foundation ditch, can prevent fast that basic cushion piece continues to slide, to directly utilizing the steel construction to support bottom the foundation ditch, utilize the backfill sand bed, the time that needs is less, can prevent faster that basic cushion piece from sliding.
Description
Technical Field
The utility model relates to a building engineering technical field especially relates to a building in-process basis cushion reinforced structure that rectifies.
Background
With the development of economy, the urban area is larger and larger, and the problem is that the land is more and more tense, and various poor foundations have to be faced in order to reduce the land shortage problem as much as possible.
Because the bearing capacity and the stability of the soft soil foundation pit are insufficient, a foundation cushion block needs to be formed in a soft soil foundation area, soil needs to be pumped out from the bottom of the building in the building deviation rectifying process, the foundation cushion block below the building is arc-shaped and uneven in depth, and therefore the foundation cushion block slides after soil pumping deviation rectifying, and potential safety hazards exist.
SUMMERY OF THE UTILITY MODEL
In view of this, in order to solve the above problem, an embodiment of the present invention provides a building deviation rectification in-process foundation cushion block reinforcing structure.
An embodiment of the utility model provides a building in-process basis cushion reinforced structure of rectifying, include:
a foundation pit is positioned on one side of the foundation cushion block at the bottom of the building,
the supporting piles are arranged in the foundation pit and are opposite to the foundation cushion blocks;
a backfilling sand layer backfilled at the bottom of the foundation pit; and the number of the first and second groups,
and one end of the supporting cross rod is fixedly connected with the foundation cushion block, and the other end of the supporting cross rod is fixedly connected with the supporting pile.
Further, the backfill sand layer is a water-containing sand layer.
Furthermore, the supporting cross rods are arranged in a plurality and are arranged at intervals in the vertical direction.
Furthermore, two adjacent support cross bars are staggered on the horizontal plane.
Furthermore, a connecting inclined rod perpendicular to the supporting cross rods is connected between every two adjacent supporting cross rods.
Furthermore, a plurality of connecting inclined rods arranged in parallel are connected between every two adjacent supporting cross rods.
Furthermore, the two ends of the supporting cross rod are fixedly connected with the supporting piles and the foundation cushion blocks through steel structure gaskets fixed at the two ends of the supporting cross rod.
Furthermore, a screw rod is implanted into the supporting pile and the foundation cushion block, a mounting hole penetrates through the position, opposite to the screw rod, of the gasket, and the screw rod penetrates through one end of the mounting hole and is used for being connected with a nut so as to fix the gasket, the supporting pile and the foundation cushion block.
Further, the gasket with be equipped with the rubber pad between fender pile, the basic cushion, the rubber pad runs through to be equipped with the confession the hole of stepping down that the screw rod passed.
Further, a fender pile is double row pile and is equipped with a plurality of formation pile groups, with the foundation cushion is relative, a fender pile is including relative first pile body and the second pile body that sets up, connection the hat roof beam of first pile body and second pile body, first pile body is located and is close to the position at foundation ditch edge, the second pile body is located and is kept away from in the ground at foundation ditch edge, support the horizontal pole with first pile body fixed connection.
The embodiment of the utility model provides a beneficial effect that technical scheme brought is: after the constructor takes out soil to the building bottom in the foundation ditch and rectifies a deviation, the rotation of basic cushion piece appears and slides, in time to backfill sand in the foundation ditch, can prevent fast that basic cushion piece continues to slide, to directly utilizing the steel construction to support bottom the foundation ditch, utilize the backfill sand bed, the engineering time is less, can prevent faster that basic cushion piece from sliding.
Drawings
Fig. 1 is a schematic structural view of an embodiment of a foundation pit supporting structure provided by the present invention;
FIG. 2 is an enlarged schematic view at A in FIG. 1;
FIG. 3 is an enlarged view of the soil nail of FIG. 1 inserted into the soil layer;
FIG. 4 is a schematic partial cross-sectional view of the excavation supporting structure of FIG. 1;
fig. 5 is a schematic structural view of an embodiment of a water outlet pipe in the supporting structure of the foundation pit provided by the present invention;
FIG. 6 is a schematic structural view of an embodiment of a reinforcement structure for a foundation pad block in the deviation rectifying process of a building according to the present invention;
FIG. 7 is a schematic illustration of the connection of the support rail of FIG. 6;
fig. 8 is a schematic view of the structure of the support rail and the connecting diagonal of fig. 1.
In the figure: the foundation ditch 1, the fender pile 2, the first pile body 21, the second pile body 22, the crown beam 23, backfill sand bed 3, support horizontal pole 4, connect down tube 41, gasket 42, screw 43, soil nail 5, grafting portion 51, connecting portion 52, wire net 6, concrete surface course 7, perforation 71, outlet pipe 8, inlet opening 81, melon and rice stone 9, basic cushion 10, soil horizon 11.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention clearer, embodiments of the present invention will be further described below with reference to the accompanying drawings.
Referring to fig. 6 to 8, an embodiment of the present invention provides a foundation cushion block reinforcing structure in a building deviation rectifying process, including a foundation pit 1, a support pile 2, a backfill sand layer 3, and a support cross rod 4.
The soil nails 5 are arranged at intervals, one end of each soil nail is inserted into the soil layer 11 on the side wall of the foundation pit 1, and the other end of each soil nail is positioned in the foundation pit 1; the steel wire mesh 6 comprises a plurality of reinforcing ribs which are arranged in a crossed mode, the reinforcing ribs are bundled through steel wires, the steel wire mesh 6 is laid on the bottom wall and the side wall of the foundation pit 1, and the steel wire mesh 6 is fixedly connected with the position, opposite to the other end of the soil nail 5; the concrete surface layer 7 is formed by spraying concrete on the steel wire mesh 6. Can fix wire net 6 in the soil layer 11 outside through soil nail 5, then spray a layer of concrete surface course 7 on wire net 6 surface, strengthened foundation ditch soil layer 11's structure steadiness greatly, can avoid the rivers in foundation ditch soil layer 11 to go into in the foundation ditch 1 and influence the construction simultaneously. The utility model provides a supporting structure of foundation ditch simple and practical, process control is simple, and the engineering weak point consuming time, the soil stability of assurance foundation ditch 1 side that can be fine.
In order to further enhance the stability of the foundation pit soil layer 11, please refer to fig. 4, a plurality of support piles 2 are arranged in the foundation pit 1 at intervals, soil nails 5 are located between two adjacent support piles 2, and a steel wire mesh 6 is adapted to the support piles 2 and laid outside the support piles 2.
Referring to fig. 2 and 3, the soil nails 5 are arranged in a T shape, and include insertion portions 51 and connection portions 52 connected to ends of the insertion portions 51, the insertion portions 51 are inserted into the soil layer 11 on the side wall of the foundation pit 1, the connection portions 52 are fixedly connected to the steel wire mesh 6, and the soil nails 5 and the steel wire mesh 6 can be fixed by welding or by fixing the steel wires, and by providing the connection portions 52, the soil nails 5 and the steel wire mesh 6 can be fixed conveniently.
The inserting part 51 is provided with external threads, so that the friction force between the inserting part 51 and the soil layer 11 on the side wall of the foundation pit 1 can be increased, and the strength of the soil nails 5 fixed in the soil layer 11 is enhanced; connecting portion 52 lateral wall is equipped with the external screw thread, if connecting portion 52 and wire net 6 carry out fixed connection through connecting pieces such as steel wire, can strengthen the fixed strength of connecting portion 52 and wire net 6 with connecting pieces such as steel wire card between the adjacent line of external screw thread.
If the length of the insertion part 51 is too large, it is inconvenient to insert the soil nail 5 into the soil 11, and if the length of the insertion part 51 is too small, the soil nail 5 is easily dropped from the soil 11, so in the embodiment, the length of the insertion part 51 is 70-100cm, specifically, the length of the insertion part 51 is 80cm, and it is convenient to anchor the soil nail 5 into the soil 11 while ensuring the strength of the soil nail 5 fixed in the soil 11.
If the length of connecting portion 52 is too big, then can cause unnecessary waste, if the length of connecting portion 52 is less, then can not guarantee the fixed strength of connecting portion 52 and wire net 6, therefore in this embodiment, the length of connecting portion 52 is 20-30cm, when guaranteeing the fixed strength between soil nail 5 and the wire net 6, avoids causing unnecessary waste.
The soil nail 5 is made of steel and has high strength. If the thickness of the concrete surface layer 7 is large, more concrete is consumed, the construction time is long, and if the thickness of the concrete surface layer 7 is small, a good supporting effect cannot be achieved, so in the embodiment, the thickness of the concrete surface layer 7 is 70-90mm, specifically, the thickness of the concrete surface layer 7 is 80mm, the thickness of the concrete surface layer 7 is reduced as much as possible, the construction period is shortened, and the supporting effect of the concrete surface layer 7 is ensured. In this embodiment, the strength of the concrete is C20, which can meet the required supporting strength.
Referring to fig. 5, a through hole 71 is formed through the concrete surface layer 7, one end of the water outlet pipe 8 is inserted into the through hole 71 and is located in the soil layer 11 on the side wall of the foundation pit 1, so that water in the soil layer 11 of the foundation pit can be discharged, and the concrete surface layer 7 is prevented from being extruded by excessive water in the soil layer 11 of the foundation pit.
The one end that outlet pipe 8 is located soil layer 11 is to seal the setting, and has seted up a plurality of fish scale shape inlet openings 81, and is wrapped up by a plurality of melon and rice stone 9, can prevent that soil from with the inlet opening 81 shutoff.
Referring to fig. 6, a plurality of support piles 2 are spaced in a foundation pit 1, wherein at least one support pile 2 is opposite to a foundation block 10. And a backfilling sand layer 3 is backfilled at the bottom of the foundation pit 1, one end of a supporting cross rod 4 is fixedly connected with the foundation cushion block 10, and the other end of the supporting cross rod is fixedly connected with the supporting pile 2. After a constructor takes out soil from the bottom of a building in the foundation pit 1 and corrects the deviation, the foundation cushion block 10 rotates and slides, sand is refilled into the foundation pit 1 in time, the foundation cushion block 10 can be rapidly prevented from continuously sliding, the steel structure is directly utilized at the bottom of the foundation pit 1 for supporting, a backfilled sand layer 3 is utilized, construction time is short, and the foundation cushion block 10 can be more rapidly prevented from sliding.
The backfilling sand layer 3 is a water-containing sand layer, water is filled into the backfilling sand layer 3 to form the water-containing sand layer, and as can be understood, the more water is filled into the sand, the higher the density and the compactedness of the sand layer are, the larger the extrusion force on the basic cushion block 10 is, the resisting force on the basic cushion block 10 can be enhanced, and the content of the water in the backfilling sand layer 3 can be set according to actual needs.
Referring to fig. 8, a plurality of the support cross bars 4 are arranged at intervals in the transverse direction, and can uniformly apply force to the base cushion block 10. Two adjacent support horizontal poles 4 are staggeredly setting from top to bottom, can be to the even application of force in lower part on basic cushion 10, strengthen the effect of keeping out to basic cushion 10.
The connecting inclined rods 41 which are perpendicular to the supporting cross rods 4 are connected between every two adjacent supporting cross rods 4, so that the supporting cross rods 4 are connected into a whole, the same distance is kept between every two adjacent supporting cross rods 4 all the time, and the strength between the supporting cross rods 4 can be enhanced. A plurality of connecting inclined rods 41 which are arranged in parallel are connected between two adjacent supporting cross rods 4, so that the strength among the supporting cross rods 4 can be further enhanced.
For the convenience of connection, the two ends of the supporting cross rod 4 are fixedly connected with the supporting piles 2 and the foundation cushion blocks 10 through steel structure gaskets 42. Specifically, implant screw rod 43 in fender pile 2, the basic cushion 10, gasket 42 with the relative position of screw rod 43 runs through and is equipped with the mounting hole, screw rod 43 passes the one end of mounting hole is used for being connected with the nut, is used for fixing gasket 42 with fender pile 2, basic cushion 10 adopt threaded connection's mode for simple installation guarantees fixed strength simultaneously.
The gasket 42 with be equipped with the rubber mat between fender pile 2, the basic cushion 10, the rubber mat runs through to be equipped with the confession the hole of stepping down that the screw rod 43 passed can fill the space between fender pile 2, the basic cushion 10 and the support horizontal pole 4, strengthens the support intensity who supports horizontal pole 4.
The fender pile 2 is double row pile and is equipped with a plurality of formation clump piles, with basic cushion 10 is relative, fender pile 2 is including relative first pile body 21 and the second pile body 22 that sets up, connection the hat roof beam 23 of first pile body 21 and second pile body 22, first pile body 21 is located and is close to the position at foundation ditch 1 edge, second pile body 22 is located and is kept away from in the ground at foundation ditch 1 edge, first pile body 21 and second pile body 22 interval setting on the extending direction of supporting horizontal pole 4, supporting horizontal pole 4 with first pile body 21 fixed connection can strengthen fender intensity of fender pile 2 to supporting horizontal pole 4 to the reinforcing supports horizontal pole 4 and to the fender intensity of basic cushion 10, has effectively prevented southwest angle owner building basic cushion 10 and has slided.
In this document, the terms front, back, upper and lower are used to define the components in the drawings and the positions of the components relative to each other, and are used for clarity and convenience of the technical solution. It is to be understood that the use of the directional terms should not be taken to limit the scope of the claims.
The features of the embodiments and embodiments described herein above may be combined with each other without conflict.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the present invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included within the protection scope of the present invention.
Claims (10)
1. The utility model provides a building in-process basis cushion block reinforced structure that rectifies which characterized in that includes:
a foundation pit is positioned on one side of the foundation cushion block at the bottom of the building,
the supporting piles are arranged in the foundation pit and are opposite to the foundation cushion blocks;
a backfilling sand layer backfilled at the bottom of the foundation pit; and the number of the first and second groups,
and one end of the supporting cross rod is fixedly connected with the foundation cushion block, and the other end of the supporting cross rod is fixedly connected with the supporting pile.
2. The building corrective process foundation pad reinforcement structure of claim 1, wherein said backfill sand layer is a water-laden sand layer.
3. The building deflection correcting foundation mat reinforcement structure of claim 1, wherein the plurality of support rails are provided at intervals in a lateral direction.
4. The building deviation rectifying process foundation mat reinforcement structure of claim 3, wherein two adjacent supporting cross bars are staggered in the up and down direction.
5. The structure of claim 4, wherein a connecting diagonal bar perpendicular to the supporting cross bars is connected between two adjacent supporting cross bars.
6. The building deviation rectifying process foundation mat reinforcement structure of claim 5, wherein a plurality of parallel connection diagonal rods are connected between two adjacent support cross rods.
7. The reinforcement structure for foundation cushion blocks in the building deviation rectifying process according to claim 1, wherein two ends of the supporting cross bar are fixedly connected with the supporting piles and the foundation cushion blocks through steel structure gaskets fixed on the two ends of the supporting cross bar.
8. The reinforcement structure for foundation cushion blocks in the building deviation rectifying process according to claim 7, wherein a screw is embedded in the supporting piles and the foundation cushion blocks, a mounting hole is formed through a position of the gasket opposite to the screw, and one end of the screw, which passes through the mounting hole, is used for being connected with a nut so as to fix the gasket, the supporting piles and the foundation cushion blocks.
9. The reinforcement structure for foundation mat block in building deviation rectifying process according to claim 8, wherein rubber mat is provided between the pad and the supporting piles and the foundation mat block, and the rubber mat is provided with a yielding hole for the screw rod to pass through.
10. The structure as claimed in claim 1, wherein the piles are arranged in two rows and have a plurality of piles to form a pile group, and the piles are opposite to the foundation blocks, the piles include a first pile body and a second pile body which are opposite to each other, and a crown beam connecting the first pile body and the second pile body, the first pile body is disposed near the edge of the foundation pit, the second pile body is disposed in the rock soil far from the edge of the foundation pit, and the support cross bar is fixedly connected to the first pile body.
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022407507.2U CN213709654U (en) | 2020-10-23 | 2020-10-23 | Foundation cushion block reinforcing structure in building deviation rectifying process |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022407507.2U CN213709654U (en) | 2020-10-23 | 2020-10-23 | Foundation cushion block reinforcing structure in building deviation rectifying process |
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| CN213709654U true CN213709654U (en) | 2021-07-16 |
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| CN202022407507.2U Active CN213709654U (en) | 2020-10-23 | 2020-10-23 | Foundation cushion block reinforcing structure in building deviation rectifying process |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114427235A (en) * | 2021-12-30 | 2022-05-03 | 苏州和宏基础工程有限公司 | Building in-process ground beam reinforced structure that rectifies |
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2020
- 2020-10-23 CN CN202022407507.2U patent/CN213709654U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114427235A (en) * | 2021-12-30 | 2022-05-03 | 苏州和宏基础工程有限公司 | Building in-process ground beam reinforced structure that rectifies |
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