CN213204146U - Supporting pile upright post of deep foundation pit - Google Patents
Supporting pile upright post of deep foundation pit Download PDFInfo
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- CN213204146U CN213204146U CN202021804581.1U CN202021804581U CN213204146U CN 213204146 U CN213204146 U CN 213204146U CN 202021804581 U CN202021804581 U CN 202021804581U CN 213204146 U CN213204146 U CN 213204146U
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Abstract
The utility model belongs to the technical field of building engineering and specifically relates to a deep basal pit's supporting pile stand is related to, and it includes a plurality of concatenation posts that cut mutual concatenation, the one end of concatenation post is connected with first connecting cylinder, the other end of concatenation post is connected with the second connecting cylinder, be provided with concrete layer on the second connecting cylinder, first connecting cylinder passes through concrete layer with the second connecting cylinder that corresponds and solidifies. This application has the effect that can improve two adjacent concatenation post welding and uneven and be difficult to the problem of doing over again.
Description
Technical Field
The application relates to the field of constructional engineering, in particular to a supporting pile upright post of a deep foundation pit.
Background
The deep foundation pit refers to an engineering with the excavation depth of more than 5 meters, more than three layers of basements or the excavation depth of less than 5 meters, but the geological conditions, the surrounding environment and underground pipelines are particularly complex. In order to reduce the influence of the foundation pit on surrounding adjacent buildings and roads, the foundation pit generally adopts a supporting pile as an inner support, during the construction process of the supporting pile, a hole is drilled in the foundation pit, and then a supporting pile upright column with the length matched with the depth of a deep foundation pit is driven into the hole, so that during the actual construction process, the supporting pile upright column is generally prefabricated into a plurality of splicing columns, and then each splicing column is driven into the hole in sequence. In the related art, the connection mode of two adjacent spliced columns is specifically as follows: when the previous splicing column is drilled into the hole, one end of the splicing column is exposed out of the hole and is manually welded with the next splicing column, and the welded splicing column is continuously drilled into the hole after the two adjacent splicing columns are welded.
With respect to the related art among the above, the inventors consider that the following drawbacks exist: two adjacent splicing columns are directly connected together in a welding mode, and if the two adjacent splicing columns are inclined in the welding process, reworking is difficult.
SUMMERY OF THE UTILITY MODEL
In order to improve two adjacent concatenation post welding and uneven and be difficult to the problem of doing over again, this application provides a deep basal pit's supporting pile stand.
The application provides a deep basal pit's supporting pile stand adopts following technical scheme:
the utility model provides a deep basal pit's supporting pile stand, includes a plurality of concatenation posts that splice each other, the one end of concatenation post is connected with first connecting cylinder, the other end of concatenation post is connected with the second connecting cylinder, be provided with concrete layer on the second connecting cylinder, the first connecting cylinder of concatenation post and the second connecting cylinder of adjacent concatenation post pass through concrete layer and solidify.
Through adopting above-mentioned technical scheme, peg graft through first connecting cylinder and second connecting cylinder between the adjacent two splicing columns in order to realize the connection of adjacent two splicing columns, because concrete layer solidifies and needs a period, the time that the usable concrete layer of staff does not solidify completely comes to carry out the micro-adjustment to adjacent two splicing columns.
Preferably, a splicing column is arranged on one surface, close to the second connecting cylinder of the adjacent splicing column, of the first connecting cylinder, a splicing groove matched with the splicing column is formed in one surface, close to the first connecting cylinder of the adjacent splicing column, of the second connecting cylinder, the splicing column is in splicing fit with the splicing groove, the concrete layer is filled in the splicing groove, and the splicing column and the groove wall of the splicing groove are solidified through the concrete layer.
By adopting the technical scheme, in the process of splicing the first connecting cylinder and the second connecting cylinder, on one hand, the alignment of the splicing columns and the splicing grooves can be utilized to provide a guiding effect for the splicing of the first connecting cylinder and the second connecting cylinder, so that two adjacent splicing columns can be spliced neatly; on the other hand, the concrete layer is directly filled in the inserting groove, so that the inserting column can be fully contacted with the concrete layer, and the firmness of the concrete layer for solidifying the inserting column and the groove wall of the inserting groove is improved.
Preferably, the wall of the insertion groove is formed with concave grains, the length direction of the concave grains is the same as that of the splicing column, the side surface of the splicing column is formed with convex grains matched with the concave grains, and the convex grains can be embedded into the concave grains.
By adopting the technical scheme, the groove wall of the insertion groove and the contact area between the insertion columns can be increased by utilizing the concave grains and the convex grains which are mutually matched, so that the adhesion between the groove wall of the insertion groove and the insertion columns can be increased, and the cohesive force and the holding force between the insertion columns and the groove wall of the insertion groove are improved.
Preferably, four sides of the first connecting cylinder are provided with first bosses, four sides of the second connecting cylinder are provided with second bosses, the number of the splicing columns and the number of the splicing grooves are respectively provided with a plurality of splicing columns, the plurality of splicing columns are evenly distributed on the four first bosses, and the plurality of splicing grooves are evenly distributed on the four second bosses.
Through adopting above-mentioned technical scheme, at four sides evenly distributed plug columns and inserting groove of first connecting cylinder and second connecting cylinder, can improve the connection stability of first connecting cylinder and second connecting cylinder.
Preferably, two of the second bosses are provided with reinforcing ribs.
Through adopting above-mentioned technical scheme, because the second boss is outstanding second connecting cylinder and sets up, set up the structural strength that the strengthening rib can strengthen the second boss.
Preferably, a pre-fixing assembly used for pre-fixing the first connecting cylinder and the second connecting cylinder is arranged on the second boss adjacent to the reinforcing rib.
Through adopting above-mentioned technical scheme, because concrete layer will peg graft post and inserting groove cell wall solidify completely together need a period of time, set up the subassembly of fixing in advance and can be when concrete layer does not solidify completely, fix in advance the position of first connecting cylinder and second connecting cylinder.
Preferably, the pre-fixing assembly comprises a sleeve ring, and the sleeve ring is sleeved on the first boss and the second boss simultaneously.
Through adopting above-mentioned technical scheme, utilize the lantern ring can fix first boss and second boss, and then with two adjacent concatenation post fixed columns.
Preferably, the pre-fixing assembly further comprises two locking rings and a steel bar, the two locking rings and the steel bar are respectively sleeved at two ends of the lantern ring, one surface of the locking ring close to the first boss is abutted against the first boss, one surface of the locking ring close to the second boss is abutted against the second boss, and one end of the steel bar is wound around the same side of the two locking rings along the length direction of the lantern ring and is fixedly wound with the other end of the steel bar.
Through adopting above-mentioned technical scheme, utilize reinforcing bar and two catch to further fasten first boss and second boss, can avoid the lantern ring to break away from first boss and second boss and lose the effect of pre-fixing.
In summary, the present application includes at least one of the following beneficial technical effects:
1. the two adjacent splicing columns are connected through a concrete layer in a solidifying manner, and because the concrete layer needs a period of time for solidifying, a worker can utilize the time that the concrete layer is not completely solidified to carry out micro-adjustment on the two adjacent splicing columns;
2. by utilizing the insertion fit of the insertion columns and the insertion grooves, on one hand, a guiding effect can be provided for the insertion of the first connecting cylinder and the second connecting cylinder, and two adjacent insertion columns can be neatly spliced; on the other hand, the concrete layer is directly filled in the splicing groove, so that the splicing column can be ensured to be fully contacted with the concrete layer;
3. because the concrete layer is required to solidify the inserting column and the wall of the inserting groove together completely, the pre-fixing component can pre-fix the positions of the first connecting cylinder and the second connecting cylinder when the concrete layer is not completely solidified.
Drawings
FIG. 1 is a schematic structural diagram of an embodiment of the present application;
FIG. 2 is a schematic view of the assembly of a first boss and a second boss in an embodiment of the present application;
fig. 3 is a partially enlarged schematic view of a portion a in fig. 2.
Description of reference numerals: 1. splicing the columns; 2. a first connecting cylinder; 3. a second connecting cylinder; 4. a through hole; 5. a first boss; 6. a second boss; 7. inserting the column; 8. inserting grooves; 9. concave lines; 10. a relief pattern; 11. a pre-fixing component; 111. a collar; 112. a locking ring; 113. reinforcing steel bars; 12. and (5) reinforcing ribs.
Detailed Description
The present application is described in further detail below with reference to figures 1-3.
The embodiment of the application discloses a supporting pile stand column of a deep foundation pit. Because when constructing the bearing pile stand in the deep basal pit, need use the great bearing pile stand of length to be used for matcing the deep basal pit, refer to fig. 1, therefore the bearing pile stand of deep basal pit includes a plurality of splice columns 1 of splicing each other, firstly throw into downthehole with one end of a section of splice column 1, the other end is located the downthehole, take next splice column 1 on last splice column 1 again, the staff aligns two adjacent splice columns 1 and welds the back together, continue to throw into downthehole with splice column 1, circulate the construction of above-mentioned action in order to accomplish whole bearing pile stand.
With continued reference to fig. 1, in order to improve the problem that the welding process between two adjacent splicing columns 1 is uneven and cannot be reworked, the structure of the splicing column 1 is improved. Specifically, concatenation post 1 is the post that concrete placement formed, the one end of concatenation post 1 is connected with first connecting cylinder 2, the other end of concatenation post 1 is connected with second connecting cylinder 3, first connecting cylinder 2 and second connecting cylinder 3 are the steel pipe section of thick bamboo, the through-hole 4 that runs through its both ends is all seted up at the middle part of first connecting cylinder 2 and second connecting cylinder 3, the both ends of concatenation post 1 imbed respectively in the through-hole 4 of first connecting cylinder 2 and second connecting cylinder 3, and solidify with the concrete. Be provided with concrete layer (not shown in the figure) on the second connecting cylinder 3, solidify through concrete layer between the first connecting cylinder 2 of concatenation post 1 and the second connecting cylinder 3 of adjacent concatenation post 1 together, because concrete layer solidifies completely needs a period of time, the time that the staff usable concrete layer does not solidify completely comes to carry out the micro-adjustment to adjacent two sections concatenation posts 1.
In addition, referring to fig. 2, four sides of the first connecting cylinder 2 are respectively provided with a first boss 5, four sides of the second connecting cylinder 3 are respectively provided with a second boss 6, the first boss 5 and the second boss 6 are arranged in a corresponding manner, one surface of the first boss 5 of each side, which is close to the second connecting cylinder 3 of the adjacent splicing column 1, is provided with a splicing column 7, one surface of the second boss 6 of each side, which is close to the first connecting cylinder 2 of the adjacent splicing column 1, is provided with a splicing groove 8, and the splicing groove 8 is matched with the splicing column 7 in shape and size. In this embodiment, the number of the inserting columns 7 and the number of the inserting grooves 8 are provided with a plurality of inserting columns 7 which are evenly distributed on the four first bosses 5, the number of the inserting grooves 8 which are evenly distributed on the four second bosses 6 is two, the number of the inserting columns 7 on each first boss 5 is two, the number of the inserting grooves 8 on each second boss 6 is two, and each inserting column 7 is matched with the corresponding inserting groove 8 in an inserting manner.
With reference to fig. 2, the concrete layer disposed on the second connecting cylinder 3 is filled in the inserting groove 8, and when the inserting column 7 is inserted into the corresponding inserting groove 8, the inserting column 7 and the groove wall of the inserting groove 8 can be solidified together through the concrete layer. By the aid of the inserting and matching of the inserting and connecting columns 7 and the inserting and connecting grooves 8, a guiding effect can be provided for inserting and connecting the first connecting cylinder 2 and the second connecting cylinder 3, and two adjacent inserting and connecting columns 1 can be spliced neatly; and a concrete layer can be directly filled in the insertion groove 8, so that the insertion column 7 is ensured to be fully contacted with the concrete layer, and the firmness of the concrete layer for solidifying the insertion column 7 and the groove wall of the insertion groove 8 is improved. In addition, referring to fig. 3, the groove wall of the inserting groove 8 is formed with a concave grain 9, the length direction of the concave grain 9 is the same as the central axis direction of the inserting column 1, the side surface of the inserting column 7 is formed with a convex grain 10 matched with the concave grain 9, the convex grain 10 can be embedded in the concave grain 9, so that the contact area between the groove wall of the inserting groove 8 and the inserting column 7 can be increased, and the adhesion between the groove wall of the inserting column 7 and the groove wall of the inserting groove 8 and the holding force can be increased by increasing the adhesion between the groove wall and the concrete layer.
Referring back to fig. 2, when the concrete layer is not completely solidified, the adjacent two sectional studs 1 are easily deviated, therefore, the pre-fixing assembly 11 for pre-fixing the first connecting cylinder 2 and the second connecting cylinder 3 is arranged on the two second bosses 6 which are oppositely arranged, specifically, the pre-fixing assembly 11 comprises a lantern ring 111, two lock rings 112 and a steel bar 113, wherein the two lock rings 112 are respectively sleeved at two ends of the lantern ring 111, the lantern ring 111 is simultaneously sleeved on the first boss 5 and the second boss 6, one surface of the lock ring 112 close to the first boss 5 is abutted against the first boss 5, one surface of the lock ring 112 close to the second boss 6 is abutted against the second boss 6, one end of the steel bar 113 is wound and fixed around the same side of the two corresponding lock rings 112 along the length direction of the lantern ring 111 and is fixed with the other end of the steel bar 113, and the phenomenon that the lantern ring 111 is separated from the first boss 5 and the second boss 6 to lose the pre-fixing effect can be. And reinforcing ribs are arranged on the other two second bosses 6 and are connected with the side wall of the second connecting cylinder 3 and the bottom surface of the second boss 6 so as to enhance the structural strength of the second boss 6.
The implementation principle of the supporting pile column of the deep foundation pit is as follows: when constructing a supporting pile upright post, firstly drilling holes, sequentially punching each prefabricated splicing column 1 into the holes, specifically punching one end of one splicing column 1 into the hole, inserting the inserting column 7 of the first connecting cylinder 2 of the next splicing column 1 into the inserting groove 8 of the second connecting cylinder 3 of the previous splicing column 1, simultaneously sleeving the lantern ring 111 on the first boss 5 and the second boss 6, respectively sleeving the two locking rings 112 at the two ends of the lantern ring 111, and extruding the two locking rings 112 in the direction close to each other by using the reinforcing steel bar 113 so as to fasten and fix the first boss 5 and the second boss 6 together.
The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.
Claims (8)
1. The utility model provides a deep basal pit's supporting pile stand which characterized in that: splicing column (1) including a plurality of mutual concatenations of cutting, the one end of splicing column (1) is connected with first connecting cylinder (2), the other end of splicing column (1) is connected with second connecting cylinder (3), be provided with concrete layer on second connecting cylinder (3), the first connecting cylinder (2) of splicing column (1) solidify through concrete layer with second connecting cylinder (3) of adjacent splicing column (1).
2. The pile column for supporting a deep foundation pit according to claim 1, wherein: the concrete splicing column is characterized in that a splicing column (7) is arranged on one surface, close to the second connecting cylinder (3) of the adjacent splicing column (1), of the first connecting cylinder (2), a splicing groove (8) matched with the splicing column (7) is formed in one surface, close to the first connecting cylinder (2) of the adjacent splicing column (1), of the second connecting cylinder (3), the splicing column (7) is spliced and matched with the splicing groove (8), a concrete layer is filled in the splicing groove (8), and the splicing column (7) and the groove wall of the splicing groove (8) are solidified through the concrete layer.
3. The pile column for supporting a deep foundation pit according to claim 2, wherein: the wall of the inserting groove (8) is formed with concave grains (9), the length direction of the concave grains (9) is the same as that of the inserting column (1), the side face of the inserting column (7) is formed with convex grains (10) matched with the concave grains (9), and the convex grains (10) can be embedded into the concave grains (9).
4. A deep foundation pit underpinning pile column as claimed in claim 3, wherein: the four sides of the first connecting cylinder (2) are provided with first bosses (5), the four sides of the second connecting cylinder (3) are provided with second bosses (6), the number of the plug-in posts (7) and the number of the plug-in grooves (8) are respectively provided with a plurality of plug-in posts (7) which are evenly distributed on the four first bosses (5), and the number of the plug-in grooves (8) which are evenly distributed on the four second bosses (6).
5. A deep foundation pit underpinning pile column as claimed in claim 4, wherein: and reinforcing ribs are arranged on the two second bosses (6).
6. A deep foundation pit underpinning pile column as claimed in claim 5, wherein: and a pre-fixing assembly (11) for pre-fixing the first connecting cylinder (2) and the second connecting cylinder (3) is arranged on the second boss (6) adjacent to the reinforcing rib.
7. A deep foundation pit underpinning pile column as claimed in claim 6, wherein: the pre-fixing assembly (11) comprises a lantern ring (111), and the lantern ring (111) is sleeved on the first boss (5) and the second boss (6) simultaneously.
8. A deep foundation pit underpinning pile column as claimed in claim 7, wherein: the pre-fixing assembly (11) further comprises two locking rings (112) and a steel bar (113), the two locking rings (112) and the steel bar (113) are respectively sleeved at two ends of the lantern ring (111), one surface, close to the locking ring (112) of the first boss (5), is abutted against the first boss (5), one surface, close to the locking ring (112) of the second boss (6), is abutted against the second boss (6), and one end of the steel bar (113) is wound around the same side of the two locking rings (112) along the length direction of the lantern ring (111) and is fixed with the other end of the steel bar (113).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021804581.1U CN213204146U (en) | 2020-08-25 | 2020-08-25 | Supporting pile upright post of deep foundation pit |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021804581.1U CN213204146U (en) | 2020-08-25 | 2020-08-25 | Supporting pile upright post of deep foundation pit |
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| CN213204146U true CN213204146U (en) | 2021-05-14 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114319722A (en) * | 2021-12-29 | 2022-04-12 | 苏州中设建设集团有限公司 | Bearing column for construction site and manufacturing process thereof |
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- 2020-08-25 CN CN202021804581.1U patent/CN213204146U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114319722A (en) * | 2021-12-29 | 2022-04-12 | 苏州中设建设集团有限公司 | Bearing column for construction site and manufacturing process thereof |
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