CN114197492A - Pile-anchor supporting system capable of being adjusted in stress and construction method thereof - Google Patents
Pile-anchor supporting system capable of being adjusted in stress and construction method thereof Download PDFInfo
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- CN114197492A CN114197492A CN202210030687.8A CN202210030687A CN114197492A CN 114197492 A CN114197492 A CN 114197492A CN 202210030687 A CN202210030687 A CN 202210030687A CN 114197492 A CN114197492 A CN 114197492A
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- anchor rod
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- monitoring module
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- 238000010276 construction Methods 0.000 title claims abstract description 29
- 238000012544 monitoring process Methods 0.000 claims abstract description 47
- 238000006073 displacement reaction Methods 0.000 claims abstract description 44
- 238000004873 anchoring Methods 0.000 claims abstract description 17
- 238000000034 method Methods 0.000 claims description 11
- 238000009412 basement excavation Methods 0.000 claims description 10
- 239000002689 soil Substances 0.000 claims description 6
- 238000004364 calculation method Methods 0.000 claims description 4
- 230000000149 penetrating effect Effects 0.000 claims description 4
- 238000004891 communication Methods 0.000 claims description 3
- 230000000694 effects Effects 0.000 description 6
- 238000011161 development Methods 0.000 description 3
- 206010063385 Intellectualisation Diseases 0.000 description 2
- 238000013461 design Methods 0.000 description 2
- 238000009434 installation Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 238000003908 quality control method Methods 0.000 description 2
- 238000009435 building construction Methods 0.000 description 1
- 238000007405 data analysis Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D17/00—Excavations; Bordering of excavations; Making embankments
- E02D17/02—Foundation pits
- E02D17/04—Bordering surfacing or stiffening the sides of foundation pits
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D33/00—Testing foundations or foundation structures
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
- E02D5/22—Piles
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D5/00—Bulkheads, piles, or other structural elements specially adapted to foundation engineering
- E02D5/74—Means for anchoring structural elements or bulkheads
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D7/00—Methods or apparatus for placing sheet pile bulkheads, piles, mouldpipes, or other moulds
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D2600/00—Miscellaneous
- E02D2600/10—Miscellaneous comprising sensor means
-
- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D2600/00—Miscellaneous
- E02D2600/30—Miscellaneous comprising anchoring details
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- Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Mining & Mineral Resources (AREA)
- Life Sciences & Earth Sciences (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Paleontology (AREA)
- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Piles And Underground Anchors (AREA)
Abstract
The invention discloses a pile-anchor supporting system capable of being adjusted in stress and a construction method thereof, wherein the system comprises: the supporting structure comprises a supporting pile and an anchor rod, wherein the anchor rod is provided with a free section and an anchoring section connected with the free section, a cushion block is arranged on one side of the supporting pile, a through hole is formed in the cushion block, and the free section of the anchor rod movably penetrates through the through hole and extends to one side, far away from the supporting pile, of the cushion block; the stress monitoring module is used for acquiring the stress value of the anchor rod and is arranged on the anchor rod; the displacement monitoring module is used for acquiring the displacement value of the support pile and aims at the support pile; the length adjusting module is used for adjusting the length of the anchor rod extending to one side of the support pile, which is far away from the cushion block, is arranged at the free section and supports against the cushion block; and the controller is connected with the stress monitoring module, the displacement monitoring module and the length adjusting module. The invention solves the problem of fracture caused by the overload stress of the anchor rod of the existing pile-anchor supporting system.
Description
Technical Field
The invention relates to the technical field of building construction, in particular to a pile-anchor supporting system capable of adjusting stress and a construction method thereof.
Background
Along with the rapid development of Chinese economy, the urban construction development gradually develops towards the underground direction, in order to open the required urban underground large space, a deep foundation pit inevitably becomes an important basic engineering for construction and development, and meanwhile, a pile-anchor supporting form also becomes an indispensable supporting system.
However, a large amount of data analysis shows that a pile-anchor supporting system at the present stage has many problems, particularly that the problem of local stress concentration of the pile-anchor supporting system in the actual application process is obvious and difficult to dynamically adjust, so that the anchor rod stress overload is caused to break to promote the continuous collapse and damage of the foundation pit.
Disclosure of Invention
In order to overcome the defects in the prior art, a pile-anchor supporting system capable of being adjusted in stress and a construction method thereof are provided, so that the problem of fracture caused by overload of an anchor rod of the existing pile-anchor supporting system is solved.
In order to achieve the above object, there is provided a pile-anchor supporting system capable of being adjusted in stress, including:
the supporting structure comprises a supporting pile and an anchor rod, wherein the anchor rod is provided with a free section and an anchoring section connected with the free section, the free section is opposite to the free section, a cushion block is arranged on one side of the supporting pile, a through hole is formed in the cushion block, and the free section of the anchor rod movably penetrates through the through hole and extends to one side, far away from the supporting pile, of the cushion block;
the stress monitoring module is used for acquiring the stress value of the anchor rod and is arranged on the anchor rod;
the displacement monitoring module is used for acquiring the displacement value of the support pile and is aligned to the support pile;
the length adjusting module is used for adjusting the length of the anchor rod extending to one side of the support pile, which is far away from the cushion block, is arranged at the free section and supports against the cushion block; and
and the controller is connected with the stress monitoring module, the displacement monitoring module and the length adjusting module.
Furthermore, the displacement monitoring module is an infrared distance measuring sensor.
Further, the stress monitoring module is a stress sensor.
Further, the stress monitoring module and the displacement monitoring module are respectively connected to the controller through a wireless communication module.
Furthermore, the controller is connected with an alarm.
The invention provides a construction method of a pile-anchor supporting system capable of adjusting stress, which comprises the following steps:
before excavation construction of a foundation pit, embedding a support pile, so that the support pile is embedded at the outer edge of the foundation pit;
embedding an anchoring section of an anchor rod in soil on one side of the support pile far away from the foundation pit, movably penetrating one end of a free section of the anchor rod far away from the anchoring section into a through hole of a cushion block of the support pile and extending to one side of the cushion block far away from the support pile, and installing a stress monitoring module at one end of the free section of the anchor rod close to the anchoring section;
installing a length-adjusting module at one end of the free section of the anchor rod, which is far away from the anchoring section, so that the length-adjusting module is supported against the cushion block to lock and fix the free section of the anchor rod;
installing a displacement monitoring module on the soil body on one side of the support pile, which is far away from the foundation pit, so that the displacement monitoring module is aligned to the upper end of the support pile;
in the process of excavating the foundation pit, the stress monitoring module collects a real-time stress value of a free section of the anchor rod, and the displacement monitoring module collects a real-time displacement value of the upper end of the support pile;
the controller obtains the real-time stress value and the real-time displacement value, calculates and obtains a first ratio of the real-time displacement value to the displacement threshold value and a second ratio of the real-time stress value to the stress threshold value based on a preset stress threshold value and a displacement threshold value, and when the first ratio is smaller than the first ratio
And the second ratio is less than
Then, the foundation pit continues to be excavated and constructed; when the first ratio is less than
And the second ratio is greater than
When the anchor rod is lengthened, the controller controls the length adjusting module to lengthen the anchor rod, so that the length of a free section of the anchor rod, extending to one side of the support pile, far away from the cushion block is increased, and after the anchor rod is lengthened, the first ratio obtained through calculation again is smaller than that obtained through calculation again
And the second ratio is less than
The foundation pit continues excavation construction, otherwise the controller gives an alarm, and the foundation pit excavation construction is stopped; when the first ratio is greater than or equal to
And the second ratio is less than
When the temperature of the water is higher than the set temperature,the controller controls the length adjusting module to shrink the anchor rod, so that the length of a free section of the anchor rod extending to one side of the support pile, which is far away from the cushion block, is reduced; when the first ratio is greater than or equal to
And the second ratio is greater than or equal to
And when the foundation pit is excavated, the controller directly gives an alarm, and the excavation construction of the foundation pit is stopped.
The pile-anchor supporting system capable of being adjusted in stress and the construction method thereof have the advantages that the dynamic adjustment of the supporting system is realized by reasonably adjusting the effective length of the free end of the anchor rod, and the adjusting system is formed based on industrialization, intellectualization and automation, so that the operation is convenient, the applicability is wide, the construction effect is good, the construction quality is ensured, the stress of the pile-anchor supporting system is reasonably optimized, and the risk is reduced; the invention is based on industrialization and automation means, has simple manufacture and convenient operation, can realize the effects of temporary assembly and reutilization through reasonable installation and design, and increases the resource saving; in the anchor rod dynamic adjustment process, the controller works, the adjustment process is automatically implemented, the operation method is convenient and fast, the quality control is effective, the construction efficiency and the effect maintaining condition are good, and the productivity can be greatly liberated.
Drawings
Other features, objects and advantages of the present application will become more apparent upon reading of the following detailed description of non-limiting embodiments thereof, made with reference to the accompanying drawings in which:
fig. 1 is a schematic structural view of a pile-anchor supporting system capable of adjusting stress according to an embodiment of the present invention.
Fig. 2 is a schematic view of a construction method of the pile-anchor supporting system capable of adjusting stress according to the embodiment of the invention.
Fig. 3 is a schematic structural diagram of a lengthening module according to an embodiment of the present invention.
Detailed Description
The present application will be described in further detail with reference to the following drawings and examples. It is to be understood that the specific embodiments described herein are merely illustrative of the relevant invention and not restrictive of the invention. It should be noted that, for convenience of description, only the portions related to the present invention are shown in the drawings.
It should be noted that the embodiments and features of the embodiments in the present application may be combined with each other without conflict. The present application will be described in detail below with reference to the embodiments with reference to the attached drawings.
Referring to fig. 1 to 3, the present invention provides a pile-anchor supporting system capable of adjusting a force, including: the device comprises a supporting structure 1, a stress monitoring module 2, a displacement monitoring module 3, a length adjusting module 4 and a controller 5.
Specifically, the supporting structure 1 includes a supporting pile 11 and an anchor rod 12. Wherein the anchor 12 has a free section 122 and an anchored section 121 opposite thereto. An anchor segment 121 is coaxially connected to the free segment 122. A cushion block 13 is arranged on one side of the support pile 11. The cushion block 13 is perforated. The free section 122 of the anchor rod 12 is movably disposed through the through hole, and the free section 122 of the anchor rod 12 extends to one side of the cushion block 13 far away from the support pile 11.
In this embodiment, the outer portion of the free section is sleeved with a protection sleeve, and the protection sleeve is accommodated in the through hole of the cushion block.
The stress monitoring module 2 is mounted on the free section of the anchor rod 12. The stress monitoring module 2 is used for acquiring the stress value of the anchor rod 12.
The displacement monitoring module 3 is aligned with the support piles 11. The displacement monitoring module 3 is used for acquiring the displacement value of the support pile 11.
The length-adjusting module 4 is mounted on the free section 122 and is supported against the cushion block 13. The length-adjusting module 4 is used for adjusting the length of a free section of the anchor rod 12 extending to one side of the support pile 11 far away from the cushion block 13, namely the length-adjusting module is used for adjusting the effective length of the anchor rod behind the pile.
In this embodiment, the lengthening module includes a through jack 41 and a top buckle 42. The top fastener is fixedly installed at one end, far away from the anchoring section, of the free section, and the top fastener is arranged on one side, far away from the supporting pile, of the cushion block. The free section is movably arranged in the through jack in a penetrating way, and the through jack pad is arranged between the top fastener and the cushion block. When the effective length of the anchor rod after the pile needs to be shortened (namely the length of the free section of the anchor rod 12 extending to the side, far away from the cushion block 13, of the support pile 11 is adjusted), the through jack is extended to push the fastener; conversely, when the effective length of the anchor rod after the pile needs to be lengthened, the feed-through jack is contracted to enable the top fastener to be close to the cushion block.
In this embodiment, the top fastener is disposed coaxially with the through-type jack, a through-hole is formed at the axis of the top fastener, and the end of the free section, which is far away from the anchoring section, is inserted into the through-hole of the top fastener.
The controller 5 is connected to the stress monitoring module 2, the displacement monitoring module 3 and the length adjusting module.
As a preferred embodiment, the displacement monitoring module 3 is an infrared distance measuring sensor.
In a preferred embodiment, the stress monitoring module 2 is a stress sensor.
As a preferred embodiment, the stress monitoring module 2 and the displacement monitoring module 3 are respectively connected to the controller 5 through wireless communication modules.
In a preferred embodiment, an alarm is connected to the controller 5.
With reference to fig. 2, the invention provides a construction method of a pile-anchor supporting system capable of adjusting stress, which comprises the following steps:
s1: before excavation construction of a foundation pit, embedding a support pile 11, so that the support pile 11 is embedded at the outer edge of the foundation pit;
s2: embedding the anchoring section 121 of the anchor rod 12 in the soil body on the side, far away from the foundation pit, of the support pile 11, movably penetrating one end, far away from the anchoring section 121, of the free section 122 of the anchor rod 12 into the through hole of the cushion block 13 of the support pile 11 and extending to one side, far away from the support pile 11, of the cushion block 13, and installing the stress monitoring module 2 at one end, close to the anchoring section 121, of the free section 122 of the anchor rod 12;
s3: installing an length-adjusting module 4 at one end of the free section 122 of the anchor rod 12, which is far away from the anchoring section 121, so that the length-adjusting module 4 is supported against the cushion block 13 to lock and fix the free section 122 of the anchor rod 12;
s4: installing a displacement monitoring module 3 on the soil body on one side of the support pile 11 far away from the foundation pit, so that the displacement monitoring module 3 is aligned to the upper end of the support pile 11;
s5: in the process of excavating the foundation pit, the stress monitoring module 2 acquires a real-time stress value of the free section 122 of the anchor rod 12, and the displacement monitoring module 3 acquires a real-time displacement value of the upper end of the support pile 11;
s6: the controller 5 obtains the real-time stress value and the real-time displacement value, calculates and obtains a first ratio of the real-time displacement value to the displacement threshold value and a second ratio of the real-time stress value to the stress threshold value based on a preset stress threshold value and a displacement threshold value, and when the first ratio is smaller than the first ratio
And the second ratio is less than
Then, the foundation pit continues to be excavated and constructed; when the first ratio is less than
And the second ratio is greater than
In the meantime, the controller 5 controls the length-adjusting module 4 to lengthen the anchor rod 12, so that the length of the free section 122 of the anchor rod 12 extending to the side, away from the cushion block 13, of the support pile 11 is increased, and after the anchor rod 12 is lengthened, the first ratio obtained through recalculation is smaller than or equal to
And the second ratio is less than
The foundation pit continues to be excavated, otherwise, the controller 5 reportsStopping the excavation construction of the foundation pit; when the first ratio is greater than or equal to
And the second ratio is less than
When the length of the anchor rod 12 is reduced, the controller 5 controls the length-adjusting module 4 to contract the anchor rod 12, so that the length of a free section 122 of the anchor rod 12 extending to the side of the support pile 11 away from the cushion block 13 is reduced; when the first ratio is greater than or equal to
And the second ratio is greater than or equal to
And when the foundation pit excavation construction is stopped, the controller 5 directly gives an alarm.
The pile-anchor supporting system capable of being adjusted in stress and the construction method thereof realize dynamic adjustment of the supporting system by reasonably adjusting the effective length of the free end of the anchor rod, and the invention forms an adjusting system based on industrialization, intellectualization and automation, has convenient operation, wide applicability and good construction effect, ensures the construction quality, reasonably optimizes the stress of the pile-anchor supporting system and reduces the risk; the invention is based on industrialization and automation means, has simple manufacture and convenient operation, can realize the effects of temporary assembly and reutilization through reasonable installation and design, and increases the resource saving; in the anchor rod dynamic adjustment process, the controller works, the adjustment process is automatically implemented, the operation method is convenient and fast, the quality control is effective, the construction efficiency and the effect maintaining condition are good, and the productivity can be greatly liberated.
The above description is only a preferred embodiment of the application and is illustrative of the principles of the technology employed. It will be appreciated by a person skilled in the art that the scope of the invention as referred to in the present application is not limited to the embodiments with a specific combination of the above-mentioned features, but also covers other embodiments with any combination of the above-mentioned features or their equivalents without departing from the inventive concept. For example, the above features may be replaced with (but not limited to) features having similar functions disclosed in the present application.
Claims (6)
1. The utility model provides a stake anchor support system that atress was adjusted which characterized in that includes:
the supporting structure comprises a supporting pile and an anchor rod, wherein the anchor rod is provided with a free section and an anchoring section connected with the free section, the free section is opposite to the free section, a cushion block is arranged on one side of the supporting pile, a through hole is formed in the cushion block, and the free section of the anchor rod movably penetrates through the through hole and extends to one side, far away from the supporting pile, of the cushion block;
the stress monitoring module is used for acquiring the stress value of the anchor rod and is arranged on the anchor rod;
the displacement monitoring module is used for acquiring the displacement value of the support pile and is aligned to the support pile;
the length adjusting module is used for adjusting the length of the anchor rod extending to one side of the support pile, which is far away from the cushion block, is arranged at the free section and supports against the cushion block; and
and the controller is connected with the stress monitoring module, the displacement monitoring module and the length adjusting module.
2. The pile-anchor supporting system capable of force adjustment according to claim 1, wherein the displacement monitoring module is an infrared distance measuring sensor.
3. The force adjustable pile-anchor support system according to claim 1, wherein the stress monitoring module is a stress sensor.
4. The pile-anchor supporting system capable of force adjustment according to claim 1, wherein the stress monitoring module and the displacement monitoring module are respectively connected to the controller through a wireless communication module.
5. A force adjustable pile-anchor supporting system according to claim 1, wherein an alarm is connected to the controller.
6. A construction method of a pile-anchor supporting system adjustable in stress according to any one of claims 1 to 5, comprising the steps of:
before excavation construction of a foundation pit, embedding a support pile, so that the support pile is embedded at the outer edge of the foundation pit;
embedding an anchoring section of an anchor rod in soil on one side of the support pile far away from the foundation pit, movably penetrating one end of a free section of the anchor rod far away from the anchoring section into a through hole of a cushion block of the support pile and extending to one side of the cushion block far away from the support pile, and installing a stress monitoring module at one end of the free section of the anchor rod close to the anchoring section;
installing a length-adjusting module at one end of the free section of the anchor rod, which is far away from the anchoring section, so that the length-adjusting module is supported against the cushion block to lock and fix the free section of the anchor rod;
installing a displacement monitoring module on the soil body on one side of the support pile, which is far away from the foundation pit, so that the displacement monitoring module is aligned to the upper end of the support pile;
in the process of excavating the foundation pit, the stress monitoring module collects a real-time stress value of a free section of the anchor rod, and the displacement monitoring module collects a real-time displacement value of the upper end of the support pile;
the controller obtains the real-time stress value and the real-time displacement value, calculates and obtains a first ratio of the real-time displacement value to the displacement threshold value and a second ratio of the real-time stress value to the stress threshold value based on a preset stress threshold value and a displacement threshold value, and when the first ratio is smaller than the first ratio
And the second ratio is less than
Then, the foundation pit continues to be excavated and constructed; when the first ratio is less than
And the second ratio is greater than
When the anchor rod is lengthened, the controller controls the length adjusting module to lengthen the anchor rod, so that the length of a free section of the anchor rod, extending to one side of the support pile, far away from the cushion block is increased, and after the anchor rod is lengthened, the first ratio obtained through calculation again is smaller than that obtained through calculation again
And the second ratio is less than
The foundation pit continues excavation construction, otherwise the controller gives an alarm, and the foundation pit excavation construction is stopped; when the first ratio is greater than or equal to
And the second ratio is less than
When the anchor rod extends to the side of the support pile, which is far away from the cushion block, the controller controls the length adjusting module to contract the anchor rod, so that the length of a free section of the anchor rod, which extends to the side of the support pile, which is far away from the cushion block, is reduced; when the first ratio is greater than or equal to
And the second ratio is greater than or equal to
The controller directly gives an alarm, and the foundation pit is excavated and constructedThe process stops.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210030687.8A CN114197492B (en) | 2022-01-12 | 2022-01-12 | Pile anchor supporting system capable of being adjusted by stress and construction method thereof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210030687.8A CN114197492B (en) | 2022-01-12 | 2022-01-12 | Pile anchor supporting system capable of being adjusted by stress and construction method thereof |
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| Publication Number | Publication Date |
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| CN114197492A true CN114197492A (en) | 2022-03-18 |
| CN114197492B CN114197492B (en) | 2023-07-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202210030687.8A Active CN114197492B (en) | 2022-01-12 | 2022-01-12 | Pile anchor supporting system capable of being adjusted by stress and construction method thereof |
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| CN (1) | CN114197492B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115233694A (en) * | 2022-08-20 | 2022-10-25 | 广州市岩土勘测设计有限公司 | Anti-floating flexible combined support for foundation pit and construction method thereof |
Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203022008U (en) * | 2013-01-01 | 2013-06-26 | 中国建筑西南勘察设计研究院有限公司 | Pulling-compressing compound type anchor tension shoring structure in soil-rock place |
| JP2015113615A (en) * | 2013-12-10 | 2015-06-22 | 一般財団法人ダム技術センター | Method and system for confirming residual tensile force of bonded type anchor, and method for confirming displacement thereof |
| CN211452680U (en) * | 2020-03-12 | 2020-09-08 | 石家庄铁道大学 | Anchor rod dynamic stress monitoring device and anchor rod |
-
2022
- 2022-01-12 CN CN202210030687.8A patent/CN114197492B/en active Active
Patent Citations (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203022008U (en) * | 2013-01-01 | 2013-06-26 | 中国建筑西南勘察设计研究院有限公司 | Pulling-compressing compound type anchor tension shoring structure in soil-rock place |
| JP2015113615A (en) * | 2013-12-10 | 2015-06-22 | 一般財団法人ダム技術センター | Method and system for confirming residual tensile force of bonded type anchor, and method for confirming displacement thereof |
| CN211452680U (en) * | 2020-03-12 | 2020-09-08 | 石家庄铁道大学 | Anchor rod dynamic stress monitoring device and anchor rod |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115233694A (en) * | 2022-08-20 | 2022-10-25 | 广州市岩土勘测设计有限公司 | Anti-floating flexible combined support for foundation pit and construction method thereof |
| CN115233694B (en) * | 2022-08-20 | 2023-10-13 | 广州市岩土勘测设计有限公司 | Anti-floating flexible combined support for foundation pit and construction method thereof |
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| Publication number | Publication date |
|---|---|
| CN114197492B (en) | 2023-07-14 |
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