CN201334668Y - Moso bamboo row pile - Google Patents
Moso bamboo row pile Download PDFInfo
- Publication number
- CN201334668Y CN201334668Y CNU2009201368725U CN200920136872U CN201334668Y CN 201334668 Y CN201334668 Y CN 201334668Y CN U2009201368725 U CNU2009201368725 U CN U2009201368725U CN 200920136872 U CN200920136872 U CN 200920136872U CN 201334668 Y CN201334668 Y CN 201334668Y
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- mao bamboon
- soil layer
- foundation pit
- row
- pit side
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Abstract
The utility model relates to a moso bamboo row pile as a temporary support for the side walls of a foundation ditch, and belongs to the field of foundation ditch engineering under soft soil conditions. The moso bamboo row pile comprises a row of moso bamboo downwards inserted into the soil layer on the side walls of a foundation ditch, a top beam part at the top, a plate beam part with a half-naked middle part to the soil layer on the side walls of the foundation ditch, and a pile body part positioned inside the soil layer at the bottom of the foundation ditch, wherein, the top beam part comprises a transverse rod clamping or clamped in the moso bamboo; the transverse rod and the moso bamboo are bound tightly and fixed through linear materials; the top beam part is provided with sprayed concrete; the plate beam part comprises sprayed concrete and bars which are transversely inserted at intervals in the moso bamboo half-naked to the soil layer on the side walls of the foundation ditch through the linear materials; and the pile body part is provided with coring holes and grouting holes. The moso bamboo row pile has good supporting effect and low construction cost.
Description
[technical field]
The utility model belongs to base pit engineering field under the soft soil layer condition, particularly relates to the temporary lining of a kind of mao bamboon campshed as foundation pit side-wall.
[background technology]
During excavation underground thing construction space under the soil layer condition-foundation ditch, its sidewall is very easy to collapse in the hole, the necessary interim ruggedized construction of construction just can guarantee foundation ditch and underground thing construction safety and the foundation ditch safety of existing building all around in order to retaining support.Especially in the weak soil layer, the weak soil of foundation pit side-wall bottom can make upwards protuberance of foundation ditch bottom because sidewall support wall and wall exceed the soil body weight effect at the bottom of the foundation ditch outward and flow to the foundation ditch bottom from the underground.Therefore, also must carry out supporting for the foundation pit side-wall bottom deep layer soil body under the weak soil layer condition.
China's utility model patent discloses a kind of double mao bamboon stake composite soil nailing containment system for No. 200720133236.8, comprise and put the slope, be fitted with on the soil layer below putting the slope the first row mao bamboon and second row's mao bamboon formation away from double pile body, the soil layer surface has the spray of arranging net concrete between the first row mao bamboon and the second row mao bamboon, roughly forms door word structure.Though this structure has certain support action, the same shakiness that belongs to quadrangle of Yin Qimen font formalizes, and its support action to the foundation pit side-wall and the bottom deep layer soil body thereof is very limited.
[summary of the invention]
Technical problem to be solved in the utility model is to provide the new mao bamboon campshed combining structure support technology that a kind of supporting effect is good, construction costs is low.
The utility model is for solving the problems of the technologies described above by the following technical solutions:
The mao bamboon campshed comprises being plugged on the foundation pit side-wall position row of one in soil layer mao bamboon downwards, its have the hat beam portion, middle part semi-nudity at top in the plate-girder portion of foundation pit side-wall soil layer, be arranged in the pile body portion of foundation ditch substratum; Described hat beam portion comprises the cross bar that is sandwiched in row mao bamboon both sides, by filamentary material cross bar and mao bamboon is tightened fixingly, and this hat beam portion has the spray concrete; Described plate-girder portion adopts filamentary material, and the horizontal bundle in compartment of terrain is with bar on the mao bamboon of foundation pit side-wall soil layer in semi-nudity, and this plate-girder portion has the spray concrete.Described pile body portion has logical core hole and injected hole.
The mao bamboon campshed, mao bamboon more than two or two is tied up by filamentary material and forms one clump of stake, one row clump stake is plugged in downwards on the foundation pit side-wall position in the soil layer, its have the hat beam portion, middle part semi-nudity at top in the plate-girder portion of foundation pit side-wall soil layer, be arranged in the pile body portion of foundation ditch substratum; Described hat beam portion comprises the cross bar that is sandwiched in row clump stake both sides, and the cross bar of both sides is tightened two cross bars and clump stake by filamentary material fixing, and this hat beam portion has the spray concrete; Described plate-girder portion adopts filamentary material, and the horizontal bundle in compartment of terrain is with bar on the mao bamboon of foundation pit side-wall soil layer in semi-nudity, and this plate-girder portion has the spray concrete.Described pile body portion has logical core hole and injected hole.
The mao bamboon campshed comprises being plugged in row mao bamboon of two in the soil layer on the foundation pit side-wall position or the above mao bamboon of two rows downwards, its have the hat beam portion, middle part semi-nudity at top in the plate-girder portion of foundation pit side-wall soil layer, be arranged in the pile body portion of foundation ditch substratum; Described hat beam portion comprises the cross bars that are sandwiched between per two row mao bamboons, by filamentary material cross bar and mao bamboon is tightened fixingly, and this hat beam portion has the spray concrete; Described plate-girder portion adopts filamentary material, and the horizontal bundle in compartment of terrain is with bar on the mao bamboon of foundation pit side-wall soil layer in semi-nudity, and this plate-girder portion has the spray concrete.Described pile body portion has logical core hole and injected hole.
Advantage of the present utility model is: can be before the foundation pit side-wall wall under the weak soil condition construct in deep soil layer under the wall or several roughly is lambdoid stable continuous wall, displacement and the sedimentation that reduces the weak soil sidewall played a key effect; Under same deformation condition, can increase foundation ditch and dig dark accommodation.The utility model be a kind of easy, construct mao bamboon campshed combining structure new technology effectively, at an easy rate.Outer those resistance to tensions that possessed of interior those anti-pressure abilities that possessed of oblique foundation ditch and oblique foundation ditch in the lambdoid piling structure, thereby by Guan Liang and the mutual anti-turning over ability of supporting to increase greatly the campshed combining structure of plate-girder interconnect function.Pile body slip casting forms the cement paste curtain between stake, stopped that effectively the stream plasticity weak soil of (hole is outer) earth formation deep is mobile in the hole beyond sidewall bottom and the sidewall, has reduced the displacement and the sedimentation and deformation of foundation pit side-wall, the safety that effectively improves soft soil foundation pit.
[description of drawings]
The utility model will be further described in conjunction with the embodiments with reference to the accompanying drawings.
Fig. 1 is the hat beam portion vertical view of first embodiment.
Fig. 2 is the plate-girder portion lateral view of first embodiment.
Fig. 3 is the pile body structural representation of first embodiment.
Fig. 4 is the hat beam portion vertical view of second embodiment.
Fig. 5 is the hat beam portion vertical view of the 3rd embodiment.
Fig. 6 is the hat beam portion vertical view of the 4th embodiment.
Fig. 7 is the hat beam portion vertical view of the 5th embodiment.
[specific embodiment]
First embodiment
Please consult Fig. 1, Fig. 2 and shown in Figure 3 simultaneously, the mao bamboon campshed, comprise being plugged on the foundation pit side-wall position row of one in soil layer mao bamboon stake 100, its have the hat beam portion 110, middle part semi-nudity at top in the plate-girder portion 120 of sidewall soil layer, be arranged in the pile body portion 130 of foundation ditch substratum; Hat beam portion 110 comprises the cross bar 111 that is sandwiched in mao bamboon stake 100 head both sides, by filamentary material steel wire 112 two cross bars 111 is tightened with mao bamboon stake 100 heads and is formed framework, again sprayed mortar spray concrete 113; Plate-girder portion 120 tightens bamboo chip 121 and semi-nudity fixing in mao bamboon stake 100 necks of sidewall soil layer by filamentary material steel wire 112 compartment of terrains, form grid framework, again sprayed mortar spray concrete 113; The mao bamboon of pile body portion 130 has logical core hole (figure does not show); Pile body portion 130 has injected hole 131, and the injected hole surface has diaphragm 132.
Second embodiment
See also shown in Figure 4ly, different with first embodiment is, mao bamboon stake 100 is two rows, and the centre is a cross bar 111, and cross bar 111 is tightened two row mao bamboon stakes, 100 heads by filamentary material steel wire 112 and fixedly formed framework; All the other structures are all identical with first embodiment.
The 3rd embodiment
See also shown in Figure 5ly, different with first embodiment is, mao bamboon stake 100 is three rows, all accompanies cross bar 111 between three row mao bamboon stakes, 100 each row, by filamentary material steel wire 112 two cross bars 111 and three is arranged mao bamboon stakes 100 heads and tightens and form framework; All the other structures are all identical with first embodiment.
The 4th embodiment
See also shown in Figure 6ly, different with first embodiment is, two mao bamboon stakes 100 are bundled into one clump of stake, and a row clump stake is plugged in downwards on the foundation pit side-wall position in the soil layer; All the other structures are all identical with first embodiment.
The 5th embodiment
See also shown in Figure 7ly, different with the 4th embodiment is, three mao bamboon stakes 100 are bundled into one clump of stake, and a row clump stake is plugged in downwards on the foundation pit side-wall position in the soil layer; All the other structures are all identical with first embodiment.
In the various embodiments described above, mao bamboon stake 100 also can be with branch, and stubborn as far as possible being attached in the mao bamboon pile body portion 130 and with steel wire tightened after its branch was cut down and handled.Also branch can be pruned.
The utility model can be before the foundation pit side-wall wall under the weak soil condition be constructed in deep soil layer under the wall or several roughly is lambdoid stable continuous wall, and displacement and the sedimentation that reduces the weak soil sidewall played a key effect; Under same deformation condition, can increase foundation ditch and dig dark accommodation.The utility model be a kind of easy, construct the new technology of mao bamboon campshed combining structure effectively, at an easy rate.Outer those resistance to tensions that possessed of interior those anti-pressure abilities that possessed of oblique foundation ditch and oblique foundation ditch are supported mutually by Guan Liang and plate-girder interconnect function in the lambdoid piling structure, thereby increase the anti-turning over ability of campshed combining structure greatly.Pile body slip casting forms the cement paste curtain between stake, stopped that effectively the stream plasticity weak soil of (hole is outer) earth formation deep is mobile in the hole beyond sidewall bottom and the sidewall, has reduced the displacement and the sedimentation and deformation of foundation pit side-wall, the safety that effectively improves soft soil foundation pit.
Claims (6)
1, mao bamboon campshed is characterized in that: comprise being plugged on the foundation pit side-wall position row of one in soil layer mao bamboon downwards, its have the hat beam portion, middle part semi-nudity at top in the plate-girder portion of foundation pit side-wall soil layer, be arranged in the pile body portion of foundation ditch substratum; Described hat beam portion comprises the cross bar that is sandwiched in row mao bamboon both sides, by filamentary material two cross bars and mao bamboon is tightened fixingly, and this hat beam portion has the spray concrete; Described plate-girder portion adopts filamentary material, and the horizontal bundle in compartment of terrain is with bar on the mao bamboon of foundation pit side-wall soil layer in semi-nudity, and this plate-girder portion has the spray concrete.
2, mao bamboon campshed as claimed in claim 1 is characterized in that: described pile body portion has logical core hole and injected hole.
3, mao bamboon campshed, it is characterized in that: the mao bamboon more than two or two is tied up by filamentary material and forms one clump of stake, one row clump stake is plugged in downwards on the foundation pit side-wall position in the soil layer, it has the hat beam portion at top, the middle part semi-nudity in the plate-girder portion of foundation pit side-wall soil layer, be arranged in the pile body portion of foundation ditch substratum; Described hat beam portion comprises the cross bar that is sandwiched in row clump stake both sides, by filamentary material cross bar and clump stake is tightened fixingly, and this hat beam portion has the spray concrete; Described plate-girder portion adopts filamentary material, and the horizontal bundle in compartment of terrain is with bar on the mao bamboon of foundation pit side-wall soil layer in semi-nudity, and this plate-girder portion has the spray concrete.
4, mao bamboon campshed as claimed in claim 3 is characterized in that: have logical core hole and injected hole on the mao bamboon body of rod of described pile body portion.
5, mao bamboon campshed, it is characterized in that: comprise being plugged in row mao bamboon of two in the soil layer on the foundation pit side-wall position or the above mao bamboon of two rows downwards, its have the hat beam portion, middle part semi-nudity at top in the plate-girder portion of foundation pit side-wall soil layer, be arranged in the pile body portion of foundation ditch substratum; Described hat beam portion comprises the cross bars that are sandwiched between per two row mao bamboons, by filamentary material cross bar and mao bamboon is tightened fixingly, and this hat beam portion has the spray concrete; Described plate-girder portion adopts filamentary material, and the horizontal bundle in compartment of terrain is with bar on the mao bamboon of foundation pit side-wall soil layer in semi-nudity, and this plate-girder portion has the spray concrete.
6, mao bamboon campshed as claimed in claim 5 is characterized in that: described pile body portion has logical core hole and injected hole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2009201368725U CN201334668Y (en) | 2009-02-25 | 2009-02-25 | Moso bamboo row pile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CNU2009201368725U CN201334668Y (en) | 2009-02-25 | 2009-02-25 | Moso bamboo row pile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201334668Y true CN201334668Y (en) | 2009-10-28 |
Family
ID=41286318
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CNU2009201368725U Expired - Fee Related CN201334668Y (en) | 2009-02-25 | 2009-02-25 | Moso bamboo row pile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201334668Y (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102691306A (en) * | 2012-06-06 | 2012-09-26 | 中国科学院地质与地球物理研究所 | Environment-friendly and energy-saving slope protection bamboo-wood lattice beam for mountain highway |
| CN103452120A (en) * | 2013-08-26 | 2013-12-18 | 中冶集团武汉勘察研究院有限公司 | Pile top crown beam structure of high-strength prestress pipe pile for supporting foundation pit and construction method thereof |
| CN107524133A (en) * | 2016-06-19 | 2017-12-29 | 张玉伟 | One kind row bamboo |
| CN113186777A (en) * | 2021-05-26 | 2021-07-30 | 中国十九冶集团有限公司 | Temporary pavement built on soft soil foundation and construction method thereof |
-
2009
- 2009-02-25 CN CNU2009201368725U patent/CN201334668Y/en not_active Expired - Fee Related
Cited By (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102691306A (en) * | 2012-06-06 | 2012-09-26 | 中国科学院地质与地球物理研究所 | Environment-friendly and energy-saving slope protection bamboo-wood lattice beam for mountain highway |
| CN102691306B (en) * | 2012-06-06 | 2014-07-09 | 中国科学院地质与地球物理研究所 | Environment-friendly and energy-saving slope protection bamboo-wood lattice beam for mountain highway |
| CN103452120A (en) * | 2013-08-26 | 2013-12-18 | 中冶集团武汉勘察研究院有限公司 | Pile top crown beam structure of high-strength prestress pipe pile for supporting foundation pit and construction method thereof |
| CN103452120B (en) * | 2013-08-26 | 2015-12-23 | 中冶集团武汉勘察研究院有限公司 | A kind of stake apical cap girder construction of the high-strength Prestressed Pipe Pile for pattern foundation pit supporting structure and construction method thereof |
| CN107524133A (en) * | 2016-06-19 | 2017-12-29 | 张玉伟 | One kind row bamboo |
| CN113186777A (en) * | 2021-05-26 | 2021-07-30 | 中国十九冶集团有限公司 | Temporary pavement built on soft soil foundation and construction method thereof |
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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: 20091028 Termination date: 20170225 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |