CN111851607A - Construction engineering foundation pile detection method - Google Patents
Construction engineering foundation pile detection method Download PDFInfo
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- CN111851607A CN111851607A CN202010657807.8A CN202010657807A CN111851607A CN 111851607 A CN111851607 A CN 111851607A CN 202010657807 A CN202010657807 A CN 202010657807A CN 111851607 A CN111851607 A CN 111851607A
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- foundation pile
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- E—FIXED CONSTRUCTIONS
- E02—HYDRAULIC ENGINEERING; FOUNDATIONS; SOIL SHIFTING
- E02D—FOUNDATIONS; EXCAVATIONS; EMBANKMENTS; UNDERGROUND OR UNDERWATER STRUCTURES
- E02D33/00—Testing foundations or foundation structures
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- 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
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- General Life Sciences & Earth Sciences (AREA)
- Mining & Mineral Resources (AREA)
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- Civil Engineering (AREA)
- General Engineering & Computer Science (AREA)
- Structural Engineering (AREA)
- Piles And Underground Anchors (AREA)
Abstract
The invention relates to the technical field of constructional engineering, and discloses a constructional engineering foundation pile detection method, which comprises the following specific steps: selecting a detection foundation pile, selecting the foundation pile to be detected by a worker in a random mode, marking the foundation pile to be detected correspondingly, and randomly drawing five building foundation piles as a target of the foundation pile to be detected; step two: inserting the detection wave sensor, the staff drills out the exploratory hole that needs to detect in the side of the target foundation pile of electing, waits to find after the hole is drilled out and guarantees that the soil layer can not plug up the exploratory hole, then the staff removes check out test set to wait to detect near of foundation pile, inserts the detection wave sensor on the check out test set in the exploratory hole that corresponds the foundation pile side and opens check out test set again. The method for detecting the foundation pile of the building engineering not only has high detection efficiency and strong detection accuracy, but also can intuitively reflect the soil layer condition of the foundation pile of the building.
Description
Technical Field
The invention relates to the technical field of constructional engineering, in particular to a method for detecting a foundation pile of constructional engineering.
Background
The pile foundation engineering is the foundation for the development of the building engineering, exists at the bottom of the building, can not be seen by naked eyes, but plays an important role in the whole building engineering, and because the pile foundation engineering has the characteristics of specialty and concealment, the quality of the pile foundation influences the quality of the whole engineering, and the high-quality pile foundation engineering is beneficial to scientific and strict pile foundation detection, so that the pile foundation detection can not be replaced for the effect of the building engineering.
The low strain method generates stress waves by exciting the pile top, reflected waves are generated when the stress waves meet the pile bottom or discontinuous interfaces, a single speed sensor is adopted to receive reflected wave signals, and the integrity of the pile foundation is judged by detecting and analyzing the characteristics of the reflected waves. The low-strain method has the characteristics of high detection speed and low cost, and can better detect the integrity of the existing building foundation pile.
The patent number is CN110735452A, and discloses a method for detecting integrity and defects of a building engineering pile foundation, wherein detection is carried out in a sounding hole after side drilling of a plurality of pile foundations to be detected, time-depth signal graphs of the pile foundations are generated according to signals of different depths, the time-depth signal graphs are corrected according to detection signals of the complete pile foundations, and the integrity and the defects of the pile foundations are determined according to the corrected time-depth signal graphs, so that the influence of ground soil layer nonuniformity on pile foundation detection is eliminated. The defect of poor detection precision exists in the scheme, and the contingency of the existence is large, so that the detection precision of the building foundation pile cannot be guaranteed, and the detection structure intuition is poor. Therefore, the invention provides a method for detecting a foundation pile in constructional engineering.
Disclosure of Invention
Technical problem to be solved
Aiming at the defects of the prior art, the invention provides a method for detecting a foundation pile in construction engineering, which has high detection efficiency and strong detection accuracy, can intuitively reflect the soil layer condition of the foundation pile in the construction, and solves the problems that the detection accuracy of the foundation pile cannot be ensured and the detection structure is poor due to the defects of poor detection accuracy and high contingency in the conventional scheme.
(II) technical scheme
In order to achieve the purpose, the invention provides the following technical scheme: a method for detecting a foundation pile of constructional engineering comprises the following specific steps:
the method comprises the following steps: selecting a detection foundation pile, selecting the foundation pile to be detected by a worker in a random mode, marking the foundation pile to be detected correspondingly, and randomly drawing five building foundation piles as a target of the foundation pile to be detected;
step two: inserting a detection wave sensor, drilling a detection hole to be detected on the side face of the selected target foundation pile by a worker, moving a detection device to the position near the foundation pile to be detected by the worker after the detection hole is drilled and ensuring that the detection hole cannot be blocked by a soil layer, inserting the detection wave sensor on the detection device into the detection hole on the side face of the corresponding foundation pile, and opening the detection device;
Step three: detecting, wherein when the detection equipment starts to work, the detection wave sensor is used for detecting and analyzing the soil layer condition of the foundation pile and sending an analysis chart of soil quality to a display screen of the detection equipment, and workers can visually see the distribution of the soil layer of the foundation pile through the display screen of the detection equipment;
step four: in order to ensure that soil layers with different depths are detected, workers need to move a detection wave sensor inserted into a exploratory hole upwards or downwards and display soil layer images with different depths through detection equipment, and finally integrity and defects of the building foundation pile are determined;
step five: and after the detection is finished, burying the exploratory hole on the side surface of the foundation pile meeting the standard by using a soil layer by a worker after the detection of the building foundation pile is finished, wherein the soil quality of the soil layer is ensured to be the same as that of the building foundation pile, and the exploratory hole of the foundation pile not meeting the standard is not required to be buried.
Preferably, in the first step, the marking mode of the building foundation pile is marked by adopting a chalk marking mode.
Preferably, the drilling hole adopted in the second step of drilling the exploratory hole is a manual drilling machine, and the manual drilling machine needs to work to drill the side face of the foundation pile, so that the operator can conveniently control the depth of drilling the exploratory hole.
Preferably, in order to avoid the phenomenon that the soil layer around the exploratory hole plugs up the inside of exploratory hole in step two, the staff can insert the protective tube at the opening part of exploratory hole, and the effect of protective tube can avoid the soil layer around the exploratory hole to drop in the inside of exploratory hole, and the upper end that can the protective tube is the outside setting that extends to exploratory hole in addition, can avoid external debris to enter into the inside of exploratory hole.
Preferably, the conditions of detecting the foundation pile soil layer in the third step are divided into three conditions, the first condition is up to standard, the second condition is capable of making up for the foundation pile soil layer and the third condition is not up to standard, when the foundation pile soil layer reaches the standard, the staff marks the standard, when the foundation pile can make up for the condition, the foundation pile is not up to the standard, but the staff can make up for the part of the foundation pile which does not reach the standard by means to make up the part of the foundation pile which does not reach the standard to reach the standard, and when the foundation pile soil layer does not reach the standard, the staff is required to directly detach the building foundation pile and rebuild a new standard foundation.
Preferably, the number of the exploratory holes punched in the second step is at least four, so that the condition that the soil layer detection of the building foundation pile is incomplete can be avoided, and the detection precision of the building foundation pile can be guaranteed only by a plurality of groups of exploratory holes.
Preferably, the wave sensor in step two includes a sensor body disposed at an end of the rod and extending into the rod.
(III) advantageous effects
Compared with the prior art, the invention provides a method for detecting the foundation pile of the constructional engineering, which has the following beneficial effects:
the method for detecting the foundation pile of the constructional engineering specifically comprises the following steps: selecting a detection foundation pile; step two: an insertion detection wave sensor; step three: detecting; step four: detecting different depths; step five: and (4) finishing detection, wherein detection on the soil layers of the exploratory holes with different depths is adopted in the third step and the fourth step, and the number of the detected exploratory holes is large, so that the detection accuracy can be ensured, and meanwhile, the soil layer condition of detection is visually fed back to a worker, so that the detection efficiency is improved.
Detailed Description
The following will clearly and completely describe the technical solutions in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
A method for detecting a foundation pile of constructional engineering comprises the following specific steps:
the method comprises the following steps: selecting a detection foundation pile, selecting the foundation pile to be detected by a worker in a random mode, marking the foundation pile to be detected correspondingly, and randomly drawing five building foundation piles as a target of the foundation pile to be detected;
Step two: inserting a detection wave sensor, drilling a detection hole to be detected on the side face of the selected target foundation pile by a worker, moving a detection device to the position near the foundation pile to be detected by the worker after the detection hole is drilled and ensuring that the detection hole cannot be blocked by a soil layer, inserting the detection wave sensor on the detection device into the detection hole on the side face of the corresponding foundation pile, and opening the detection device;
step three: detecting, wherein when the detection equipment starts to work, the detection wave sensor is used for detecting and analyzing the soil layer condition of the foundation pile and sending an analysis chart of soil quality to a display screen of the detection equipment, and workers can visually see the distribution of the soil layer of the foundation pile through the display screen of the detection equipment;
step four: in order to ensure that soil layers with different depths are detected, workers need to move a detection wave sensor inserted into a exploratory hole upwards or downwards and display soil layer images with different depths through detection equipment, and finally integrity and defects of the building foundation pile are determined;
step five: and after the detection is finished, burying the exploratory hole on the side surface of the foundation pile meeting the standard by using a soil layer by a worker after the detection of the building foundation pile is finished, wherein the soil quality of the soil layer is ensured to be the same as that of the building foundation pile, and the exploratory hole of the foundation pile not meeting the standard is not required to be buried.
Marking the building foundation pile in a chalk marking mode in the first step.
And in the second step, the drilling hole adopted when the exploratory hole is punched is a manual drilling machine, and the manual drilling machine needs to work to drill the side surface of the foundation pile, so that the worker can conveniently control the depth of the exploratory hole.
In order to avoid the phenomenon that the soil layer around the exploratory hole plugs up the inside of exploratory hole in the step two, the staff can insert the protective tube at the opening part of exploratory hole, and the effect of protective tube can avoid exploring the soil layer around the hole and drop in the inside of exploratory hole, and the upper end that can the protective tube is the outside setting that extends to exploratory hole in addition, can avoid external debris to get into to the inside of exploratory hole.
And in the third step, the conditions of detecting the foundation pile soil layer are divided into three types, the first type is up to the standard, the second type is capable of making up the foundation pile and the third type is not up to the standard, when the foundation pile soil layer reaches the standard, the staff marks the standard, when the foundation pile can make up the condition, the foundation pile is not up to the standard, but the staff can make up the part which does not reach the standard to make up the foundation pile to reach the standard by adopting means, and when the foundation pile soil layer does not reach the standard, the staff is required to directly detach the building foundation pile and reestablish a new up to the standard foundation pile.
And the number of the drilled exploration holes in the step two is at least four, so that the condition that the soil layer of the building foundation pile is detected incompletely can be avoided, and the detection precision of the building foundation pile can be ensured only by a plurality of groups of exploration holes.
The detection wave sensor in the second step comprises an extension rod and a sensor body arranged at the end part of the extension rod.
In conclusion, the detection method of the foundation pile of the construction engineering specifically comprises the following steps: selecting a detection foundation pile; step two: an insertion detection wave sensor; step three: detecting; step four: detecting different depths; step five: and (4) finishing detection, wherein detection on the soil layers of the exploratory holes with different depths is adopted in the third step and the fourth step, and the number of the detected exploratory holes is large, so that the detection accuracy can be ensured, and meanwhile, the soil layer condition of detection is visually fed back to a worker, so that the detection efficiency is improved.
It is to be noted that the term "comprises," "comprising," or any other variation thereof is intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. A method for detecting a foundation pile in constructional engineering is characterized by comprising the following specific steps:
the method comprises the following steps: selecting a detection foundation pile, selecting the foundation pile to be detected by a worker in a random mode, marking the foundation pile to be detected correspondingly, and randomly drawing five building foundation piles as a target of the foundation pile to be detected;
step two: inserting a detection wave sensor, drilling a detection hole to be detected on the side face of the selected target foundation pile by a worker, moving a detection device to the position near the foundation pile to be detected by the worker after the detection hole is drilled and ensuring that the detection hole cannot be blocked by a soil layer, inserting the detection wave sensor on the detection device into the detection hole on the side face of the corresponding foundation pile, and opening the detection device;
step three: detecting, wherein when the detection equipment starts to work, the detection wave sensor is used for detecting and analyzing the soil layer condition of the foundation pile and sending an analysis chart of soil quality to a display screen of the detection equipment, and workers can visually see the distribution of the soil layer of the foundation pile through the display screen of the detection equipment;
Step four: in order to ensure that soil layers with different depths are detected, workers need to move a detection wave sensor inserted into a exploratory hole upwards or downwards and display soil layer images with different depths through detection equipment, and finally integrity and defects of the building foundation pile are determined;
step five: and after the detection is finished, burying the exploratory hole on the side surface of the foundation pile meeting the standard by using a soil layer by a worker after the detection of the building foundation pile is finished, wherein the soil quality of the soil layer is ensured to be the same as that of the building foundation pile, and the exploratory hole of the foundation pile not meeting the standard is not required to be buried.
2. The construction engineering foundation pile detection method according to claim 1, characterized in that: marking the building foundation pile in a chalk marking mode in the first step.
3. The construction engineering foundation pile detection method according to claim 1, characterized in that: in the second step, the drilling hole adopted in the drilling of the exploratory hole is a manual drilling machine, and the manual drilling machine needs to work to drill the side surface of the foundation pile, so that the worker can conveniently control the depth of the exploratory hole.
4. The construction engineering foundation pile detection method according to claim 1, characterized in that: in order to avoid the phenomenon that the soil layer around the exploratory hole plugs up the inside of exploratory hole in the step two, the staff can insert the protective tube at the opening part of exploratory hole, and the effect of protective tube can avoid exploring the soil layer around the hole and drop in the inside of exploratory hole, and the upper end that can the protective tube is the outside setting that extends to exploratory hole moreover, can avoid external debris to enter into the inside of exploratory hole.
5. The construction engineering foundation pile detection method according to claim 1, characterized in that: and in the third step, the conditions of detecting the foundation pile soil layer are divided into three types, the first type is up to standard, the second type is capable of making up the foundation pile and the third type is not up to standard, when the foundation pile soil layer reaches the standard, the staff marks the foundation pile up to standard, when the foundation pile can make up the condition, the foundation pile is not up to standard, but the staff can make up the part which does not reach the standard to make up the foundation pile to reach the standard by adopting means, and when the foundation pile soil layer does not reach the standard, the staff is required to directly detach the building foundation pile and rebuild a new up to standard foundation pile.
6. The construction engineering foundation pile detection method according to claim 1, characterized in that: and the number of the drilled exploration holes in the step two is at least four, so that the condition that the soil layer of the building foundation pile is detected incompletely can be avoided, and the detection precision of the building foundation pile can be ensured only by a plurality of groups of exploration holes.
7. The construction engineering foundation pile detection method according to claim 1, characterized in that: and the detection wave sensor in the second step comprises an extension rod and a sensor body arranged at the end part of the extension rod.
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| CN202010657807.8A CN111851607A (en) | 2020-07-09 | 2020-07-09 | Construction engineering foundation pile detection method |
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| CN202010657807.8A CN111851607A (en) | 2020-07-09 | 2020-07-09 | Construction engineering foundation pile detection method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN112962688A (en) * | 2021-02-04 | 2021-06-15 | 湖北东锦工程质量检测有限公司 | Construction engineering foundation pile detection method |
| CN114021209A (en) * | 2022-01-06 | 2022-02-08 | 温州开晨科技有限公司 | Random pile foundation engineering detection and management method and system based on block chain |
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Application publication date: 20201030 |