CN211948521U - Be used for peripheral firm type structure of building pile foundation - Google Patents
Be used for peripheral firm type structure of building pile foundation Download PDFInfo
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- CN211948521U CN211948521U CN202020307281.6U CN202020307281U CN211948521U CN 211948521 U CN211948521 U CN 211948521U CN 202020307281 U CN202020307281 U CN 202020307281U CN 211948521 U CN211948521 U CN 211948521U
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Abstract
The utility model belongs to the technical field of the technique and specifically relates to a be used for peripheral firm type structure of building pile foundation, firm type structure encloses the periphery of closing at the pile foundation, and it includes additional strengthening, anchor structure and backing sheet, and additional strengthening sets up along the periphery of pile foundation to additional strengthening vertically and horizontally staggered surrounds in the periphery of pile foundation, and anchor structure sets up along additional strengthening's periphery slope, and the setting is arranged to the outer peripheral face of backing sheet perpendicular to pile foundation, and additional strengthening and anchor structure are connected to the backing sheet. The utility model discloses have the anchor intensity that can strengthen the pile foundation periphery and the soil body, and then the effect of the outlying advantage of firm pile foundation.
Description
Technical Field
The utility model belongs to the technical field of building structure technique and specifically relates to a be used for peripheral firm type structure of building pile foundation.
Background
Ground buildings, such as high-rise buildings and bridges, often use pile foundations as supporting foundations. The bearing capacity of pile foundation comprises two parts usually, and one part is the side friction resistance that produces by soil body and pile foundation side contact, and the other part is the bottom surface of pile foundation and the pile end resistance that the soil body contact produced, and when the side friction resistance that produces is not enough with the pile foundation side contact, then can sink to the bottom, the pile end resistance that the bottom surface of direct influence pile foundation and soil body contact produced, and then lead to the peripheral unstable phenomenon of pile foundation.
The existing pile foundation is simple in design, no peripheral stabilizing structure is added, when a construction position is close to the original pile foundation, because the horizontal displacement of the soil body generated by soil body loss enables the partial soil body to be separated from the side surface of the pile foundation, the contact area of the formed pile in the soil layer is reduced, the side friction resistance is reduced, and the pile foundation structure is not stable enough.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims to provide a be used for peripheral firm type structure of building pile foundation, it has the anchor intensity that can strengthen pile foundation periphery and soil body, and then stabilizes pile foundation outlying advantage.
In order to achieve the above purpose, the utility model provides a following technical scheme:
the utility model provides a be used for peripheral firm type structure of building pile foundation, firm type structure encloses the periphery of closing at the pile foundation, including additional strengthening, anchor structure and backing sheet, additional strengthening sets up along the periphery of pile foundation to additional strengthening vertically and horizontally staggered surrounds in the periphery of pile foundation, and anchor structure sets up along additional strengthening's periphery slope, and backing sheet perpendicular to pile foundation's outer peripheral face is arranged and is set up, and additional strengthening and anchor structure are connected to the backing sheet.
Through adopting above-mentioned technical scheme, the peripheral firm type structure of building pile foundation is formed by additional strengthening, anchor structure and backing sheet cooperation, and vertically and horizontally staggered's additional strengthening has structural stability, can strengthen the bearing capacity of pile foundation in horizontal direction and vertical direction, and the anchor structure that the cooperation slope set up can strengthen the peripheral anchor dynamics with the soil body of pile foundation for the pile foundation is peripheral more firm.
Preferably, the reinforcing structure comprises a beam longitudinal rib and a hoop, the length direction of the beam longitudinal rib is the same as that of the pile foundation, and the beam longitudinal rib is circumferentially distributed along the outer circumferential surface of the pile foundation; the hoop is sleeved on the outer wall of the pile foundation, and the beam longitudinal ribs are encircled in the hoop.
Through adopting above-mentioned technical scheme, vertically and horizontally staggered's stable structure is formed with the hoop that the horizontal direction set up to the roof beam longitudinal bar that vertically sets up.
Preferably, the beam longitudinal ribs are arranged in pairs, and each pair of beam longitudinal ribs are uniformly distributed at intervals.
Through adopting above-mentioned technical scheme, the muscle evenly distributed is indulged to the roof beam, can make the outer peripheral face atress of steel pipe even, has better resistance to compression effect.
Preferably, the hoops are arranged in pairs, each pair of hoops being evenly spaced along the length of the pile.
By adopting the technical scheme, the hoops are arranged in pairs, so that the hooping effect on the longitudinal beam ribs is stronger; the hoops are uniformly distributed, and the stress can be uniform in the length direction of the pile foundation.
Preferably, the support sheet comprises an arc-shaped edge, short edges respectively connected with two ends of the arc-shaped edge, and long edges respectively connected with the two short edges far away from the arc-shaped edge, the vertex angle formed by the two long edges is opposite to the arc-shaped edge, and a reinforcing member is arranged in the support sheet.
By adopting the technical scheme, the supporting sheet is pentagonal, the structure is stable, and the arc-shaped edge can be better attached to the outer peripheral surface of the pile foundation; compared with a triangle, the force bearing surface of the pentagon far away from one side of the pile foundation is wider and is not easy to damage.
Preferably, the reinforcing member includes a plurality of first connecting rods, and every first connecting rod fixed connection is in arc limit and long limit, and adjacent first connecting rod end to end, forms the triangle-shaped.
Through adopting above-mentioned technical scheme, adjacent head rod forms the triangle-shaped, can strengthen the structural strength of backing sheet.
Preferably, the anchor structure includes bracing piece and non slipping spur, and the bracing piece slope sets up, and the bracing piece is fixed with the apex angle welded of the backing sheet of being listed as, and non slipping spur welded fastening is in the bracing piece, and non slipping spur perpendicular to bracing piece orientation is kept away from the direction extension of pile foundation.
By adopting the technical scheme, the supporting rods are obliquely arranged and can be pricked into the soil body on the periphery of the pile foundation to anchor the pile foundation and the soil body together, and the friction resistance of the supporting rods and the soil body can be enhanced by matching with the anti-slip columns, so that the anchoring strength of the pile foundation and the soil body is further enhanced.
Preferably, a plurality of second connecting rods are arranged between the upper supporting sheet and the lower supporting sheet which are adjacent to each other, and the second connecting rods are fixedly connected to the two adjacent supporting sheets.
Through adopting above-mentioned technical scheme, the structural strength of backing sheet can be strengthened on vertical to the second connecting rod, strengthens the joint strength of connection piece and bracing piece tie point simultaneously.
To sum up, the utility model discloses a following at least one useful technological effect:
1. the building pile foundation periphery stable structure is formed by matching a reinforcing structure, an anchoring structure and a supporting sheet, the criss-cross reinforcing structure has structural stability and can reinforce the bearing capacity of the pile foundation in the horizontal direction and the vertical direction, and the anchoring strength between the pile foundation periphery and a soil body can be enhanced by matching the obliquely arranged anchoring structure, so that the pile foundation periphery is more stable;
2. the supporting sheet connected with the two layers of stable structures is internally provided with a plurality of connecting rods, and the adjacent connecting rods form a triangular shape and are stable in structure.
Drawings
Fig. 1 is a schematic structural view of a peripheral stable type structure for building pile foundations;
fig. 2 is a schematic structural view of the support sheet.
In the figure, 1, pile foundation; 2. a beam longitudinal bar; 3. a hoop; 4. a bearing platform; 6. a support sheet; 7. an arc-shaped edge; 8. a short side; 9. a long side; 10. a first connecting rod; 11. a second connecting rod; 12. a support bar; 13. and (4) anti-slip columns.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
As shown in fig. 1, for the utility model discloses a be used for peripheral firm type structure of building pile foundation, firm type structure encloses the periphery that closes at pile foundation 1, including additional strengthening, anchor structure and backing sheet 6, additional strengthening sets up along pile foundation 1's periphery to additional strengthening vertically and horizontally staggered surrounds in pile foundation 1's periphery, and anchor structure sets up along additional strengthening's periphery slope, and additional strengthening and anchor structure are connected to backing sheet 6.
The pile foundation 1 is a steel column made of carbon structural steel, and an annular bearing platform 4 is fixed on the outer wall of the top of the pile foundation 1. The additional strengthening includes that the roof beam indulges muscle 2 and hoop 3, and the length direction that the muscle 2 was indulged to the roof beam is the same with the length direction of pile foundation 1, and the cushion cap 4 is arranged in to the upper end plug of muscle 2 is indulged to the roof beam, and the muscle 2 sets up in pairs is indulged to the roof beam, and every is even along pile foundation 1's outer peripheral face circumferential distribution and interval to the muscle 2 is indulged. The hoop 3 cover is at the outer wall of pile foundation 1, and the interior encircleing of beam longitudinal bar 2 is in hoop 3, and hoop 3 sets up in pairs, and every pair hoop 3 is along the even interval distribution of pile foundation 1's length direction.
As shown in fig. 1-2, the support sheet 6 is perpendicular to the outer peripheral surface of the pile foundation 1, the support sheet 6 is distributed in a cross shape in the horizontal direction, 4 rows are formed along the circumferential direction of the pile foundation 1, the support sheet 6 is inserted between each pair of hoop 3 and between two pairs of adjacent longitudinal beam ribs 2, the support sheet 6 includes an arc-shaped edge 7, short edges 8 connected with two ends of the arc-shaped edge 7 respectively, and long edges 9 connected with the two short edges 8 away from the arc-shaped edge 7 respectively, the arc-shaped edge 7, the two short edges 8 and the two long edges 9 of the support sheet 6 enclose a pentagon, and the vertex angle formed by the two long edges 9 is opposite to the arc-shaped. Arc limit 7 of backing sheet 6 laminates in the outer peripheral face of pile foundation 1, and arc limit 7 and pile foundation 1 welded fastening. The backing sheet 6 that is close to pile foundation 1 top is less than the backing sheet 6 that is close to pile foundation 1 bottom, and backing sheet 6 is inside to be provided with a plurality of head rod 10, and every head rod 10 fixed connection is in arc limit 7 and long limit 9, and adjacent head rod 10 end to end, forms the triangle-shaped. A plurality of second connecting rods 11 are arranged between the upper supporting sheet 6 and the lower supporting sheet 6 which are adjacent to each other, and the second connecting rods 11 are fixedly connected to the two adjacent supporting sheets 6.
As shown in fig. 1, the anchoring structure includes a supporting rod 12 and an anti-slip column 13, the supporting rod 12 is disposed obliquely, the four supporting rods 12 are welded and fixed with the vertex angles of the supporting pieces 6 in the same row, the anti-slip column 13 is welded and fixed on the supporting rod 12, and the anti-slip column 13 is perpendicular to the supporting rod 12 and extends towards the direction far away from the pile foundation 1.
The implementation principle of the embodiment is as follows: as shown in fig. 1, set up fore-and-aft roof beam and indulge muscle 2 and hoop 3 in the periphery of pile foundation 1, can strengthen fore-and-aft bearing capacity to the periphery of pile foundation 1, set up the bracing piece 12 of slope in roof beam and indulge muscle 2 and hoop 3 periphery, can strengthen the stability of whole pile foundation 1, cooperation non slipping spur 13 can increase side frictional resistance, it is bigger to make pile foundation 1 and soil body anchor dynamics, it is in the same place with additional strengthening with anchor structure connection through backing sheet 6, and strengthen the bearing capacity of pile foundation 1 in the horizontal direction. When the building pile foundation periphery stable type structure is constructed, an installation pit is dug around the installed pile foundation 1, and the reinforcing structure, the supporting sheet 6 and the anchoring structure are sequentially installed in the installation pit, so that the building pile foundation periphery stable type structure is formed on the periphery of the pile foundation 1; and then, backfilling the soil in the mounting pit, wherein the backfilling soil can leak downwards from the gap on the supporting sheet 6 until the mounting pit is filled. The setting can improve stability for pile foundation 1 at the peripheral firm type structure of 1 outlying building pile foundation of pile foundation to and the anchor dynamics of reinforcing pile foundation 1 and the soil body.
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 be used for peripheral firm type structure of building pile foundation, firm type structure encloses the periphery of closing at pile foundation (1), its characterized in that: including additional strengthening, anchor structure and backing sheet (6), additional strengthening sets up along the periphery of pile foundation (1) to additional strengthening vertically and horizontally staggered surrounds in the periphery of pile foundation (1), and the slope of additional strengthening's periphery is followed to the anchor structure and sets up, and backing sheet (6) perpendicular to pile foundation's (1) outer peripheral face is arranged and is set up, and additional strengthening and anchor structure are connected in backing sheet (6).
2. The peripheral firm type structure for building pile foundation of claim 1, characterized in that: the reinforcing structure comprises beam longitudinal ribs (2) and a hoop (3), the length direction of the beam longitudinal ribs (2) is the same as that of the pile foundation (1), and the beam longitudinal ribs (2) are circumferentially distributed along the outer peripheral surface of the pile foundation (1); the hoop (3) is sleeved on the outer wall of the pile foundation (1), and the beam longitudinal ribs (2) are encircled in the hoop (3).
3. The peripheral firm type structure for building pile foundation of claim 2, characterized in that: the beam longitudinal ribs (2) are arranged in pairs, and each pair of beam longitudinal ribs (2) are uniformly distributed at intervals.
4. The peripheral firm type structure for building pile foundation of claim 2, characterized in that: the hoops (3) are arranged in pairs, and each pair of hoops (3) are uniformly distributed at intervals along the length direction of the pile foundation (1).
5. The peripheral firm type structure for building pile foundation of claim 1, characterized in that: the support sheet (6) comprises an arc-shaped edge (7), short edges (8) which are respectively connected with the two ends of the arc-shaped edge (7) and long edges (9) which are respectively connected with the two short edges (8) far away from the arc-shaped edge (7), the vertex angle formed by the two long edges (9) is opposite to the arc-shaped edge (7), and a reinforcing member is arranged inside the support sheet (6).
6. A peripheral firm type structure for building pile foundation of claim 5, characterized by that: the reinforcing member comprises a plurality of first connecting rods (10), each first connecting rod (10) is fixedly connected to the arc-shaped edge (7) and the long edge (9), and the adjacent first connecting rods (10) are connected end to form a triangular shape.
7. The peripheral firm type structure for building pile foundation of claim 1, characterized in that: the anchor structure includes bracing piece (12) and non slipping spur (13), and bracing piece (12) slope sets up, and bracing piece (12) and the apex angle welded fastening of backing sheet (6) with the same row, non slipping spur (13) welded fastening in bracing piece (12), and non slipping spur (13) perpendicular to bracing piece (12) orientation is kept away from the direction extension of pile foundation (1).
8. The peripheral firm type structure for building pile foundation of claim 1, characterized in that: a plurality of second connecting rods (11) are arranged between the upper supporting sheet (6) and the lower supporting sheet (6) which are adjacent, and the second connecting rods (11) are fixedly connected with the two adjacent supporting sheets (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020307281.6U CN211948521U (en) | 2020-03-12 | 2020-03-12 | Be used for peripheral firm type structure of building pile foundation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020307281.6U CN211948521U (en) | 2020-03-12 | 2020-03-12 | Be used for peripheral firm type structure of building pile foundation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211948521U true CN211948521U (en) | 2020-11-17 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020307281.6U Active CN211948521U (en) | 2020-03-12 | 2020-03-12 | Be used for peripheral firm type structure of building pile foundation |
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| Country | Link |
|---|---|
| CN (1) | CN211948521U (en) |
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2020
- 2020-03-12 CN CN202020307281.6U patent/CN211948521U/en active Active
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