CN213539093U - Supporting bearing capacity detection structure for front-supporting type grouting steel pipe - Google Patents
Supporting bearing capacity detection structure for front-supporting type grouting steel pipe Download PDFInfo
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- CN213539093U CN213539093U CN202022177283.0U CN202022177283U CN213539093U CN 213539093 U CN213539093 U CN 213539093U CN 202022177283 U CN202022177283 U CN 202022177283U CN 213539093 U CN213539093 U CN 213539093U
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- steel pipe
- supporting
- outer sleeve
- bearing capacity
- grouting steel
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- 229910000831 Steel Inorganic materials 0.000 title claims abstract description 55
- 239000010959 steel Substances 0.000 title claims abstract description 55
- 238000001514 detection method Methods 0.000 title claims abstract description 12
- 238000006243 chemical reaction Methods 0.000 claims abstract description 16
- 238000007569 slipcasting Methods 0.000 claims abstract description 14
- 238000002955 isolation Methods 0.000 claims abstract description 10
- 230000003014 reinforcing effect Effects 0.000 claims description 5
- 230000002787 reinforcement Effects 0.000 description 4
- 238000010276 construction Methods 0.000 description 3
- 230000008878 coupling Effects 0.000 description 2
- 238000010168 coupling process Methods 0.000 description 2
- 238000005859 coupling reaction Methods 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000009412 basement excavation Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 230000003068 static effect Effects 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000003466 welding Methods 0.000 description 1
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Abstract
The utility model discloses a support bearing capacity detection structure for front-supporting formula slip casting steel pipe, it includes: the outer sleeve is sleeved at the extending end of the front supporting type grouting steel pipe; the flexible isolation layers are arranged between the outer sleeve and the front-supporting grouting steel pipe at intervals; and the reaction frame is connected with the outer sleeve, a jack is installed on the reaction frame, and the jack is used for detecting the supporting bearing capacity of the front-supporting type grouting steel pipe. The utility model is characterized in that the outer sleeve is sleeved on the extending end of the front-supporting grouting steel pipe; then, utilize a plurality of flexible isolation layers to guarantee the effective clearance of breaking away between outer tube and the front-supporting slip casting steel pipe, finally, support bearing capacity detection is carried out to front-supporting slip casting steel pipe through the jack on the reaction frame, and it has small, light in weight, simple structure and uses swift convenient advantage.
Description
Technical Field
The utility model relates to a building engineering technical field especially relates to a support bearing capacity detection structure for front-supporting formula slip casting steel pipe.
Background
The front-supporting type grouting steel pipe support is a foundation pit support system capable of realizing advanced support, construction of foundation pit fender piles is completed, and the foundation pit can be constructed before excavation. The supporting structure utilizes the bearing capacity provided by the soil body below the bottom of the foundation pit to play a role in controlling the deformation of the foundation pit.
Because the support is the slant, generally be 45-50 with the horizontal plane contained angle, its bearing capacity detects and can provide the counter-force with the help of enclosing the purlin and go on, consequently examined the support department and enclose the purlin local and need stay the hole post-cast, and need set up the reaction frame at enclosing the bar planting on the purlin, adopt this method to occupy the construction space more, the technology is loaded down with trivial details, and the cost is higher relatively, consequently needs further to improve detection method.
SUMMERY OF THE UTILITY MODEL
The utility model discloses solve the technical problem who exists among the prior art to a support bearing capacity that is used for fore-stock formula slip casting steel pipe that small, light in weight, simple structure, use swiftly convenient detects structure is provided.
The above technical problem of the present invention can be solved by the following technical solutions:
the utility model provides a support bearing capacity detection structure for front-supporting formula slip casting steel pipe, it includes:
the outer sleeve is sleeved at the extending end of the front supporting type grouting steel pipe;
the flexible isolation layers are arranged between the outer sleeve and the front-supporting grouting steel pipe at intervals;
and the reaction frame is connected with the outer sleeve, a jack is installed on the reaction frame, and the jack is used for detecting the supporting bearing capacity of the front-supporting type grouting steel pipe.
Further, the reaction frame includes steel sheet and a plurality of connecting reinforcement, and is a plurality of the connecting reinforcement is fixed at interval the top avris of outer tube, wear to establish respectively at the both ends of steel sheet a plurality ofly on the connecting reinforcement, just the steel sheet through the nut with connecting reinforcement fixed connection.
Furthermore, a plurality of reinforcing ribs are arranged on the outer surface of the outer sleeve at intervals.
Furthermore, the outer sleeve is fixedly connected with the surrounding purlin.
Further, each flexible isolation layer is arranged on the whole circumferential direction of the outer surface of the front supporting type grouting steel pipe.
The beneficial effects of the utility model reside in that: sleeving the outer sleeve on the extending end of the front-supporting grouting steel pipe; then, utilize a plurality of flexible isolation layers to guarantee the effective clearance of breaking away between outer tube and the front-supporting slip casting steel pipe, finally, support bearing capacity detection is carried out to front-supporting slip casting steel pipe through the jack on the reaction frame, and it has small, light in weight, simple structure and uses swift convenient advantage.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
Fig. 1 is a schematic structural diagram of a supporting bearing capacity detection structure for a front-supporting grouting steel pipe of the present invention.
Detailed Description
The preferred embodiments of the present invention will be described in detail below with reference to the accompanying drawings, so that the advantages and features of the present invention can be more easily understood by those skilled in the art, and the scope of the present invention can be more clearly and clearly defined.
Referring to fig. 1, the utility model discloses a support bearing capacity detection structure for fore-supporting formula slip casting steel pipe, it includes:
the outer sleeve 1 is sleeved at the extending end of the front supporting type grouting steel pipe 2;
the flexible isolation layers 3 are arranged between the outer sleeve 1 and the front-supporting type grouting steel pipe 2 at intervals;
and the reaction frame 4 is connected with the outer sleeve 1, a jack 5 is installed on the reaction frame 4, and the jack 5 is used for detecting the supporting bearing capacity of the front-supporting grouting steel pipe 2.
The utility model is characterized in that the outer sleeve 1 is sleeved on the extending end of the front supporting type grouting steel pipe 2; then, utilize a plurality of flexible isolation layers 3 to guarantee the effective clearance of breaking away between outer tube 1 and the front-supporting slip casting steel pipe 2, finally, support bearing capacity detection is carried out to front-supporting slip casting steel pipe 2 through jack 5 on the reaction frame 4, and it has small, light in weight, simple structure and uses swift convenient advantage.
Specifically, the reaction frame 4 includes a steel plate 41 and a plurality of connecting bars 42, the connecting bars 42 are fixed on the top side of the outer sleeve 1 at intervals, two ends of the steel plate 41 are respectively inserted into the connecting bars 42, and the steel plate 41 is fixedly connected with the connecting bars 42 through nuts 43. In this embodiment, the overhanging end tip of coupling bar 42 is provided with the screw thread, and the cooperation through nut 43 and screw thread can realize fast that steel sheet 41 and coupling bar 42's installation is fixed. Preferably, the number of the connecting bars 42 in the present invention is 3-4.
Preferably, in order to improve structural strength, the outer surface of the outer sleeve 1 is provided with a plurality of reinforcing ribs 6 at intervals.
Preferably, the outer sleeve 1 is also fixedly connected with the purlin 7.
The utility model discloses in, in order to guarantee that the clearance is more even in effective throw-off between outer tube 1 and the front-supporting slip casting steel pipe 2, every flexible isolation layer 3 sets up on the whole circumferential direction of surface of front-supporting slip casting steel pipe 2.
The working process of the utility model is as follows:
firstly, welding the reinforcing ribs 6 and the connecting reinforcing bars 42 with the outer sleeve 1, after the construction of the front-supporting type grouting steel pipe 2 is completed, arranging flexible isolation layers 3 at intervals along the outer pipe wall of the front-supporting type grouting steel pipe 2, then sleeving the outer sleeve and the outer sleeve 1 at the end part of the front-supporting type grouting steel pipe 2, and constructing the purlin 7. After the strength of the surrounding purlin 7 meets the requirement, the jack 5 is placed at the end part of the front support type grouting steel pipe 2, the steel plate 41 is installed, and the steel plate 41 is installed to be parallel to the top surface of the jack 5 by adjusting the fixing nut 43. And after the static load test loading is finished, cutting off the end part of the front support type grouting steel pipe 2, the outer sleeve 1 and the reaction frame 4, and sealing holes by adopting concrete.
The above description is only for the specific embodiments of the present invention, but the scope of the present invention is not limited thereto, and any changes or substitutions that are not thought of through the creative work should be covered within the scope of the present invention. Therefore, the protection scope of the present invention should be subject to the protection scope defined by the claims.
Claims (5)
1. The utility model provides a support bearing capacity detection structure for fore-supporting formula slip casting steel pipe which characterized in that includes:
the outer sleeve is sleeved at the extending end of the front supporting type grouting steel pipe;
the flexible isolation layers are arranged between the outer sleeve and the front-supporting grouting steel pipe at intervals;
and the reaction frame is connected with the outer sleeve, a jack is installed on the reaction frame, and the jack is used for detecting the supporting bearing capacity of the front-supporting type grouting steel pipe.
2. The structure as claimed in claim 1, wherein the reaction frame comprises a steel plate and a plurality of connecting bars, the connecting bars are fixed to the top side of the outer sleeve at intervals, two ends of the steel plate are respectively inserted into the connecting bars, and the steel plate is fixedly connected to the connecting bars through nuts.
3. The structure for detecting the bearing capacity of a front-supported grouting steel pipe according to claim 2, wherein a plurality of reinforcing ribs are provided at intervals on the outer surface of the outer sleeve.
4. The structure for detecting the bearing capacity of the front-supported grouting steel pipe as claimed in claim 1, wherein the outer sleeve is fixedly connected with the surrounding purlin.
5. The support bearing capacity detecting structure for the fore-supported grouting steel pipe according to claim 1, wherein each of the flexible isolating layers is provided in the entire circumferential direction of the outer surface of the fore-supported grouting steel pipe.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022177283.0U CN213539093U (en) | 2020-09-29 | 2020-09-29 | Supporting bearing capacity detection structure for front-supporting type grouting steel pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022177283.0U CN213539093U (en) | 2020-09-29 | 2020-09-29 | Supporting bearing capacity detection structure for front-supporting type grouting steel pipe |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213539093U true CN213539093U (en) | 2021-06-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022177283.0U Active CN213539093U (en) | 2020-09-29 | 2020-09-29 | Supporting bearing capacity detection structure for front-supporting type grouting steel pipe |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213539093U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113550323A (en) * | 2021-07-16 | 2021-10-26 | 五冶集团上海有限公司 | Fixing sleeve capable of recycling front support grouting steel pipe |
-
2020
- 2020-09-29 CN CN202022177283.0U patent/CN213539093U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113550323A (en) * | 2021-07-16 | 2021-10-26 | 五冶集团上海有限公司 | Fixing sleeve capable of recycling front support grouting steel pipe |
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| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 200093 No. 38 Shui Feng Road, Yangpu District, Shanghai. Patentee after: Shanghai Survey, Design and Research Institute (Group) Co.,Ltd. Patentee after: Shanghai maohuan Enterprise Management Co.,Ltd. Address before: 200093 No. 38 Shui Feng Road, Yangpu District, Shanghai. Patentee before: SGIDI ENGINEERING CONSULTING (Group) Co.,Ltd. Patentee before: Shanghai maohuan Enterprise Management Co.,Ltd. |