CN203846504U - Supporting and reinforcing structure of deep foundation pit adjacent to high-tension iron tower foundation - Google Patents
Supporting and reinforcing structure of deep foundation pit adjacent to high-tension iron tower foundation Download PDFInfo
- Publication number
- CN203846504U CN203846504U CN201420189331.XU CN201420189331U CN203846504U CN 203846504 U CN203846504 U CN 203846504U CN 201420189331 U CN201420189331 U CN 201420189331U CN 203846504 U CN203846504 U CN 203846504U
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- China
- Prior art keywords
- campshed
- row
- iron tower
- anchor pole
- foundation
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Abstract
The utility model discloses a supporting and reinforcing structure of a deep foundation pit adjacent to a high-tension iron tower foundation. The structure comprises multiple row piles, a top beam, a waterproof curtain and a coupling beam, the row piles are arranged around the iron tower foundation, the top beam is connected to a top bearing platform of the row piles, the coupling beam is arranged above the top beam, the waterproof curtain is arranged between the row piles and the iron tower foundation, the row piles include first row piles, second row piles and third row piles which jointly form a row pile belt, the diameter of each second row pile is larger than that of each first row pile, the diameter of each third row pile is larger than that of each second row pile, the row pile belt is distributed in a U-shape along the foundation pit and the two adjacent sides, the second row piles are arranged at corners of the row pile belt, and the third row piles are arranged at the ends of the row pile belt. Soil of the side wall is prevented from collapsing and sliding down, and safety of the adjacent buildings is protected; the structure has the advantages of convenience in construction, construction site saving, fast construction progress, good wall protecting effect, safety, reliability and convenience in mechanical excavation, and can be constructed on a soft foundation.
Description
Technical field
The utility model relates to foundation pit supporting construction, and particularly deep foundation pit support and ruggedized construction are adjoined in high voltage iron tower basis.
Background technology
At present, city main high voltage iron tower adjacent foundation deep foundation ditch adopts without inner support supporting and protection structure, adopt concrete fender post+prestressed anchor support system, high voltage iron tower pile body is in suspended state, in excavation process, rainfall and limit, hole urban sewage pipe leak into and soak, cause steel tower pile body to occur facing foundation ditch side pile shaft floating up, opposite side pile body sinks to forming differential settlement, and the power supply to city and construction all form certain prestige association.
Utility model content
The purpose of this utility model is to provide a kind of opposite opened high voltage iron tower basis to adjoin deep foundation pit support and ruggedized construction.
According to an aspect of the present utility model, provide high voltage iron tower basis to adjoin deep foundation pit support and ruggedized construction, comprise multiple campsheds, Guan Liang, water-stop curtain, coupling beam, multiple campsheds are around iron tower foundation setting, Guan Liang connects the top cushion cap of multiple campsheds, coupling beam is located at hat beam top, water-stop curtain is located between campshed and iron tower foundation, multiple campsheds comprise the first campshed and the second campshed and the 3rd campshed, the first campshed, the second campshed and the 3rd campshed form campshed band jointly, the diameter of the second campshed is greater than the diameter of the first campshed, the diameter of the 3rd campshed is greater than the second campshed, campshed band is U-shaped along foundation ditch and the distribution of adjacent both sides, the second campshed is located at the corner of campshed band, the 3rd campshed is located at the end of campshed band.Utilizing the foundation ditch retaining wall system of campshed and anchor pole composition is a kind of method of supporting and protection structure in deep foundation pit construction, and it is existing prevents that the sidewall soil body from producing downslides of caving in, protecting adjacent building safety; Have again easy construction, save construction plant, construction speed is fast, retaining wall is effective, safe and reliable, the feature of being convenient to mechanical equivalent of light excavation, and also can construct on soft foundation.
In certain embodiments, also comprise anchor pole group, anchor pole group comprises the first anchor pole and the second anchor pole, and the second anchor pole is longer than the first anchor pole, campshed is connected by two the first anchor poles and second anchor pole with the foundation pit walls of campshed band outside, and second anchor pole is located between two the first anchor poles.For surrounding enviroment and construction unfavorable factor, and the situation of on-the-spot one deck anchor pole of having constructed, adopt in steel tower both sides and strengthen anchor design, increase two ends constraint, reduce the unfavorable width that steel tower forms to the moment of flexure producing in foundation ditch and penetrate.
In certain embodiments, also comprise herringbone straining beam, herringbone straining beam comprises the first straining beam and the second straining beam, and the first straining beam and the second straining beam are arranged in a crossed manner, and the two ends of herringbone straining beam are all connected with coupling beam.To top, U-shaped Guan Liang strengthens, and after coupling beam top layer reinforcement cover is picked out, gluten does end muscle, increases straining beam above, and carries out oblique pull and arrange and be connected with end stake, increase top rigidity
Brief description of the drawings
Fig. 1 is the top view of a kind of embodiment of the utility model;
Fig. 2 is that deep foundation pit support and the ruggedized construction sectional drawing along A-A line is adjoined on the high voltage iron tower basis shown in Fig. 1;
Fig. 3 is the top view of another kind of embodiment of the present utility model.
Detailed description of the invention
Below in conjunction with drawings and the specific embodiments, the utility model is made to further description explanation.
The utility model adopts without inner support supporting and protection structure for city main high voltage iron tower adjacent foundation deep foundation ditch, adopt concrete fender post+prestressed anchor support system, high voltage iron tower pile body is in suspended state, in excavation process, rainfall and limit, hole urban sewage pipe leak into and soak, cause steel tower pile body to occur facing foundation ditch side pile shaft floating up, opposite side pile body sinks to forming differential settlement, and the power supply to city and construction all form certain prestige association.By strengthening anchor, increasing integral rigidity, the stability of going along with sb. to guard him straining beam, sinking pile body circumferential pressure slip casting reinforcement steel tower space enclosing structure, ensure deep foundation ditch safety at the scene.
As shown in Figure 1, the utility model discloses a kind of opposite opened high voltage iron tower basis and adjoin deep foundation pit support and ruggedized construction, comprise multiple campsheds, hat beam 3, water-stop curtain 2, coupling beam 6, multiple campsheds are around iron tower foundation setting, hat beam 3 connects the top cushion cap of multiple campsheds, coupling beam 6 is located at hat beam 3 tops, water-stop curtain 2 is located between campshed and iron tower foundation, multiple campsheds comprise the first campshed 11 and the second campshed 12 and the 3rd campshed 13, the first campshed 11, the second campshed 12 and the common formation campshed of the 3rd campshed 13 band, the diameter of the second campshed 12 is greater than the diameter of the first campshed 11, the diameter of the 3rd campshed 13 is greater than the second campshed 12, campshed band is U-shaped along foundation ditch and the distribution of adjacent both sides, the second campshed 12 is located at the corner of campshed band, the 3rd campshed 13 is located at the end of campshed band
In other words, campshed band is around three of iron tower foundation, and the projection of campshed band is U-shaped, and the middle one side of adjacent three is between iron tower foundation and foundation pit walls.Two ends of campshed band are the 3rd campsheds 13, and corner is the second campshed 12, and all the other positions are first campsheds 11, that is, two ends of campshed band and the campshed of corner are thicker than the campshed of all the other positions, and the campshed of end is thicker than the campshed of corner.
As shown in Figure 2, also comprise anchor pole group, anchor pole group comprises the first anchor pole 41 and the second anchor pole 42, the second anchor pole 42 is longer than the first anchor pole 41, campshed is connected by two the first anchor poles 41 and second anchor pole 42 with the foundation pit walls of campshed band outside, and second anchor pole 42 is located between two the first anchor poles 41.Aforementioned anchor pole group is taking three anchor poles as unit, and three anchor poles tie point on campshed is up and down and distributes, and is the first anchor pole 41, the second anchor pole 42, the first anchor pole 41 from top to bottom successively.And long anchor pole is between two short anchor poles.
As shown in Figure 3, also comprise herringbone straining beam, herringbone straining beam comprises that the first straining beam 51 and the second straining beam 52, the first straining beams 51 and the second straining beam 52 are arranged in a crossed manner, and the two ends of herringbone straining beam are all connected with coupling beam 6.Before chevron shaped straining beam construction, coupling beam 6 glutens are all picked and dug out; 50mm topping is dug out in gluten bottom; end muscle using coupling beam 6 glutens as herringbone straining beam; before concreting, clear up rear moistening with clear water with air compressor machine; adopt with the mortar of label and connect slurry processing, guarantee that chevron shaped straining beam is connected reliably with coupling beam 6.
Claims (3)
1. deep foundation pit support and ruggedized construction are adjoined in high voltage iron tower basis, comprise multiple campsheds, Guan Liang (3), water-stop curtain (2), coupling beam (6), multiple described campsheds are around iron tower foundation setting, described Guan Liang (3) connects the top cushion cap of multiple described campsheds, described coupling beam (6) is located at described Guan Liang (6) top, described water-stop curtain (2) is located between described campshed and iron tower foundation, multiple described campsheds comprise the first campshed (11) and the second campshed (12) and the 3rd campshed (13), described the first campshed (11), described the second campshed (12) and described the 3rd campshed (13) form campshed band jointly, the diameter of described the second campshed (12) is greater than the diameter of described the first campshed (11), the diameter of described the 3rd campshed (13) is greater than described the second campshed (12), described campshed band is U-shaped along foundation ditch and the distribution of adjacent both sides, described the second campshed (12) is located at the corner of described campshed band, described the 3rd campshed (13) is located at the end of described campshed band.
2. deep foundation pit support and ruggedized construction are adjoined in high voltage iron tower according to claim 1 basis, it is characterized in that, also comprise anchor pole group, described anchor pole group comprises the first anchor pole (41) and the second anchor pole (42), described the second anchor pole (42) is longer than described the first anchor pole (41), described campshed is connected by two described the first anchor poles (41) and described second anchor pole (42) with the foundation pit walls of described campshed band outside, and described second anchor pole (42) is located between two described the first anchor poles (41).
3. deep foundation pit support and ruggedized construction are adjoined in high voltage iron tower according to claim 2 basis, it is characterized in that, also comprise herringbone straining beam, described herringbone straining beam comprises the first straining beam (51) and the second straining beam (52), described the first straining beam (51) and described the second straining beam (52) are arranged in a crossed manner, and the two ends of described herringbone straining beam are all connected with described coupling beam (6).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420189331.XU CN203846504U (en) | 2014-04-17 | 2014-04-17 | Supporting and reinforcing structure of deep foundation pit adjacent to high-tension iron tower foundation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420189331.XU CN203846504U (en) | 2014-04-17 | 2014-04-17 | Supporting and reinforcing structure of deep foundation pit adjacent to high-tension iron tower foundation |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN203846504U true CN203846504U (en) | 2014-09-24 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420189331.XU Expired - Fee Related CN203846504U (en) | 2014-04-17 | 2014-04-17 | Supporting and reinforcing structure of deep foundation pit adjacent to high-tension iron tower foundation |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN203846504U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104790412A (en) * | 2015-04-07 | 2015-07-22 | 罗海军 | Large-width foundation pit supporting construction method under confined water condition |
| CN112962695A (en) * | 2021-02-07 | 2021-06-15 | 江苏双楼建设集团有限公司 | Support reinforcing method for high-voltage iron tower foundation adjacent to deep foundation pit |
-
2014
- 2014-04-17 CN CN201420189331.XU patent/CN203846504U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN104790412A (en) * | 2015-04-07 | 2015-07-22 | 罗海军 | Large-width foundation pit supporting construction method under confined water condition |
| CN112962695A (en) * | 2021-02-07 | 2021-06-15 | 江苏双楼建设集团有限公司 | Support reinforcing method for high-voltage iron tower foundation adjacent to deep foundation pit |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20140924 Termination date: 20150417 |
|
| EXPY | Termination of patent right or utility model |