CN114951162A - Dredging device and dredging method for cast-in-place pile sounding pipe - Google Patents
Dredging device and dredging method for cast-in-place pile sounding pipe Download PDFInfo
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- CN114951162A CN114951162A CN202210451308.2A CN202210451308A CN114951162A CN 114951162 A CN114951162 A CN 114951162A CN 202210451308 A CN202210451308 A CN 202210451308A CN 114951162 A CN114951162 A CN 114951162A
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- 238000000034 method Methods 0.000 title claims abstract description 36
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 78
- 238000011010 flushing procedure Methods 0.000 claims abstract description 43
- 238000001514 detection method Methods 0.000 claims description 20
- 239000007921 spray Substances 0.000 claims description 15
- 238000005507 spraying Methods 0.000 claims description 12
- 238000005406 washing Methods 0.000 claims description 7
- 238000010276 construction Methods 0.000 abstract description 12
- 238000011161 development Methods 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 239000011152 fibreglass Substances 0.000 description 2
- 238000005259 measurement Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012360 testing method Methods 0.000 description 2
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910000831 Steel Inorganic materials 0.000 description 1
- XAGFODPZIPBFFR-UHFFFAOYSA-N aluminium Chemical compound [Al] XAGFODPZIPBFFR-UHFFFAOYSA-N 0.000 description 1
- 229910052782 aluminium Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000002347 injection Methods 0.000 description 1
- 239000007924 injection Substances 0.000 description 1
- 230000002035 prolonged effect Effects 0.000 description 1
- 239000011435 rock Substances 0.000 description 1
- 239000002689 soil Substances 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 229910001220 stainless steel Inorganic materials 0.000 description 1
- 239000010935 stainless steel Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 239000004575 stone Substances 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto
- B08B9/02—Cleaning pipes or tubes or systems of pipes or tubes
- B08B9/027—Cleaning the internal surfaces; Removal of blockages
- B08B9/04—Cleaning the internal surfaces; Removal of blockages using cleaning devices introduced into and moved along the pipes
- B08B9/043—Cleaning the internal surfaces; Removal of blockages using cleaning devices introduced into and moved along the pipes moved by externally powered mechanical linkage, e.g. pushed or drawn through the pipes
- B08B9/0433—Cleaning the internal surfaces; Removal of blockages using cleaning devices introduced into and moved along the pipes moved by externally powered mechanical linkage, e.g. pushed or drawn through the pipes provided exclusively with fluid jets as cleaning tools
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B13/00—Accessories or details of general applicability for machines or apparatus for cleaning
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B08—CLEANING
- B08B—CLEANING IN GENERAL; PREVENTION OF FOULING IN GENERAL
- B08B9/00—Cleaning hollow articles by methods or apparatus specially adapted thereto
- B08B9/02—Cleaning pipes or tubes or systems of pipes or tubes
- B08B9/027—Cleaning the internal surfaces; Removal of blockages
- B08B9/04—Cleaning the internal surfaces; Removal of blockages using cleaning devices introduced into and moved along the pipes
- B08B9/043—Cleaning the internal surfaces; Removal of blockages using cleaning devices introduced into and moved along the pipes moved by externally powered mechanical linkage, e.g. pushed or drawn through the pipes
- B08B9/0436—Cleaning the internal surfaces; Removal of blockages using cleaning devices introduced into and moved along the pipes moved by externally powered mechanical linkage, e.g. pushed or drawn through the pipes provided with mechanical cleaning tools, e.g. scrapers, with or without additional fluid jets
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- Engineering & Computer Science (AREA)
- Mechanical Engineering (AREA)
- Measurement Of Mechanical Vibrations Or Ultrasonic Waves (AREA)
Abstract
The invention relates to a dredging device and a dredging method for a cast-in-place pile sound measuring tube, wherein the dredging device comprises a flushing component and a vibrating component; one end of the flushing component is connected with a water source, the other end of the flushing component is bound and connected with the vibrating component, and the binding end of the flushing component and the vibrating component is inserted into the sound measuring pipe; the vibrating component is used for vibrating the blockage in the sound measuring pipe; the flushing component is used for flushing the blocked position after vibration at high pressure; the dredging method comprises the following steps: dredging step-detecting step; the vibrating component is used for vibrating the blocked part, and the flushing component is used for flushing the blocked part at high pressure, so that the sound measuring pipe is effectively dredged; meanwhile, the construction efficiency and the construction quality are improved.
Description
Technical Field
The invention relates to the technical field of constructional engineering, in particular to a dredging device and a dredging method for a cast-in-place pile sounding pipe.
Background
At present, with the rapid development of science, technology and economy, the speed of high-rise, ultra-high-rise and large-scale commercial complex buildings is not increased, pile foundations are more important in foundation engineering, the most rapidly developed and widely applied cast-in-place piles are adopted, and the cast-in-place piles are suitable for any rock stratum soil quality.
With the continuous development of the cast-in-place pile construction technology, the construction process is continuously updated and improved, the cast-in-place piles are widely applied to domestic and foreign building engineering, the engineering quality of the cast-in-place piles is the foundation stone of each building, how to effectively detect the integrity of the cast-in-place piles is an important basis for ensuring pile foundations, and the sound wave detection is taken as the most common and effective detection method for the cast-in-place piles.
However, the precondition for performing sound wave detection is that the sound measurement pipe pre-buried in the early stage can be completely dredged, and how to dredge the sound measurement pipe blocked during construction is a problem to be solved urgently.
Disclosure of Invention
Aiming at the defects in the prior art, the invention aims to provide a dredging device and a dredging method for a sound measuring pipe of a cast-in-place pile, and the dredging device and the dredging method have the advantages that the sound measuring pipe can be effectively dredged; meanwhile, the construction efficiency and the construction quality are improved.
The above object of the present invention is achieved by the following technical solutions: on one hand, the dredging device for the sound measuring tube of the cast-in-place pile comprises a flushing component and a vibrating component; one end of the flushing component is connected with a water source, the other end of the flushing component is bound and connected with the vibrating component, and the binding ends of the flushing component and the vibrating component are inserted into the sound measuring pipe; the vibrating component is used for vibrating the blockage in the acoustic measuring pipe; the flushing component is used for flushing the blocked part after vibration at high pressure.
Preferably, the dredging device for the cast-in-place pile sounding pipe provided by the invention comprises a water inlet pipe, a water pump and a spraying unit, wherein one end of the water inlet pipe is connected with the water source, the other end of the water inlet pipe is communicated with a water inlet of the water pump, a water outlet of the water pump is connected with one end of the spraying unit, and the spraying unit is in binding connection with the vibrating assembly.
Preferably, the dredging device for the sound measuring tube of the cast-in-place pile provided by the invention comprises a water outlet tube and a dredging sprayer, wherein one end of the dredging sprayer is inserted into one end of the water outlet tube, and one end of the water outlet tube, which is far away from the dredging sprayer, is communicated with a water outlet of the water pump.
Preferably, the dredging device for the cast-in-place pile sound measuring tube provided by the invention comprises a pipe frame and a pipeline, wherein one end of the pipeline is wound on the pipe frame, and the other end of the pipeline is bound and connected with the water outlet pipe; and one end of the pipeline, which is far away from the pipe frame, is provided with a traction head, and the traction head is used for vibrating the blocked part.
Preferably, according to the dredging device for the acoustic pipe of the cast-in-place pile provided by the invention, the length of the water outlet pipe inserted into the acoustic pipe is smaller than the length of the pipeline inserted into the acoustic pipe.
On the other hand, the dredging method provided by the invention adopts the dredging device, and comprises the following steps:
dredging, namely connecting a first end of the dredging device with a water source, inserting a second end of the dredging device into the sounding pipe, vibrating the blocked part by the second end when the blocked part in the sounding pipe is met, and washing the blocked part at high pressure until the blocked part is dredged;
one end of the detection step and the rope is connected with a pipe head used for detecting dredging results, the pipe head is placed into the acoustic survey intraductal, whether the pipe head can reach the pile bottom of the filling pile is detected, when the pipe head can not reach the pile bottom, through the second end of the dredging device is to the jam point position dredging of the pipe head.
Preferably, the dredging method provided by the invention comprises the following steps:
inserting the binding end of the water outlet pipe and the pipeline into the acoustic pipe;
when meeting a blockage in the sounding pipe, vibrating the blockage by the traction head;
and the dredging sprayer sprays the vibrated blocked part to be dredged.
Preferably, in the dredging method provided by the present invention, the detecting step comprises:
the pipe head is hung by the rope and enters the sound measuring pipe;
when the pipe head cannot reach the pile bottom, the traction head vibrates the clamping point position, and the dredging spray head sprays the vibrated clamping point position to dredge;
and after the pipe head reaches the bottom of the pile, the pipe head is pulled out to the outside of the sounding pipe.
Preferably, the dredging method provided by the present invention further comprises, after the dredging step and before the detecting step:
and repeating the dredging step until the second end reaches the pile bottom of the cast-in-place pile, and pulling out the second end to the outside of the sounding pipe.
Preferably, according to the dredging method provided by the invention, the size of the pipe head is larger than or equal to that of the sound wave detection equipment.
In summary, the beneficial technical effects of the invention are as follows: the dredging device comprises a flushing component and a vibrating component; one end of the flushing component is connected with a water source, the other end of the flushing component is bound and connected with the vibrating component, and the binding end of the flushing component and the vibrating component is inserted into the sound measuring pipe; the vibrating component is used for vibrating the blockage in the sound measuring pipe; the flushing component is used for flushing the blocked position after vibration at high pressure; the dredging method comprises the following steps: dredging step-detecting step; the vibrating component is used for vibrating the blocked part, and the flushing component is used for flushing the blocked part at high pressure, so that the sound measuring pipe is effectively dredged; meanwhile, the construction efficiency and the construction quality are improved.
Drawings
Fig. 1 is a schematic overall structure diagram of a dredging device provided by the embodiment of the invention.
Fig. 2 is a flow chart of a dredging method according to another embodiment of the present invention.
In the figure, 1, a dredging device; 10. a flushing assembly; 11. a water inlet pipe; 12. a water pump; 13. an injection unit; 131. a water outlet pipe; 132. dredging the spray head; 20. a vibrating assembly; 21. a pipe frame; 22. a pipeline; 23. a traction head; 2. filling piles; 21. a sound detection tube; 3. a water source.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Referring to fig. 1, the dredging device 1 for the acoustic pipe of the cast-in-place pile disclosed by the invention comprises a flushing assembly 10 and a vibrating assembly 20; one end of the flushing component 10 is connected with the water source 3, the other end of the flushing component 10 is bound and connected with the vibrating component 20, and the bound ends of the flushing component 10 and the vibrating component 20 are inserted into the sounding pipe 21; the vibrating component 20 is used for vibrating the blockage in the sound measuring tube 21; the flushing component 10 is used for flushing the blocked part after vibration at high pressure; through setting up vibration subassembly 20 and washing subassembly 10, from this, be convenient for dredge the sounding pipe 21, improved the efficiency of construction.
Specifically, sounding pipe 21 is inserted in bored concrete pile 2, and the axis of sounding pipe 21 and the axis of bored concrete pile 2 parallel arrangement.
In some realizable modes, the dredging component can comprise a plurality of vibrating components 20, each vibrating component 20 is in binding connection with one end of the washing component 10, which is far away from the water source 3, so that the plurality of vibrating components 20 can vibrate the blockage positions at the same time, and therefore the vibrating strength is improved.
The dredging device 1 provided by the embodiment is used as follows: insert the ligature end with washing subassembly 10 and subassembly 20 that vibrates and locate sounding pipe 21 in, when the axis direction that extends sounding pipe 21 at the ligature end slides downwards and meets jam department, vibrate jam department through subassembly 20 that vibrates, then wash jam department high pressure to jam department mediation after vibrating through washing subassembly 10.
Further, in this embodiment, the flushing assembly 10 includes a water inlet pipe 11, a water pump 12 and a spraying unit 13, one end of the water inlet pipe 11 is connected with the water source 3, the other end of the water inlet pipe 11 is communicated with a water inlet of the water pump 12, a water outlet of the water pump 12 is connected with one end of the spraying unit 13, and the spraying unit 13 is bound and connected with the vibrating assembly 20; the spraying unit 13 and the vibrating assembly 20 are integrated by binding the spraying unit 13 and the vibrating assembly 20, and are inserted into the sounding pipe 21.
The spraying unit 13 includes a water outlet pipe 131 and a dredging nozzle 132, one end of the dredging nozzle 132 is inserted into one end of the water outlet pipe 131, and one end of the water outlet pipe 131 far away from the dredging nozzle 132 is communicated with a water outlet of the water pump 12.
Specifically, the water outlet pipe 131 is bound and connected with the vibrating component 20, and in the using process, the binding end of the water outlet pipe 131 and the vibrating component 20 is inserted into the sound measuring pipe 21.
Illustratively, the dredge nozzle 132 may be made of stainless steel, and of course, the dredge nozzle 132 may also be made of aluminum.
Further, in this embodiment, the vibrating assembly 20 includes a pipe frame 21 and a pipeline 22, one end of the pipeline 22 is wound on the pipe frame 21, and the other end of the pipeline 22 is bound and connected with the water outlet pipe 131; the end of the pipeline 22 far away from the pipe frame 21 is provided with a traction head 23, and the traction head 23 is used for vibrating the blockage.
Illustratively, the vibrating assembly 20 may be a glass fiber reinforced plastic threader, but of course, the vibrating assembly 20 may also be other components as long as it can vibrate the blockage.
In an implementation manner that the vibrating assembly 20 adopts a glass fiber reinforced plastic threader, one end of the pipeline 22 is wound on a rotating shaft of the pipe frame 21, and the pipe frame 21 can be used for winding and releasing the pipeline 22; in use, the free end of the pipeline 22 is bound to the outlet pipe 131 by a wire.
The pipe frame 21 is a structure known to those skilled in the art, and the structure of the pipe frame 21 is not described herein.
Illustratively, the pulling head 23 may be made of copper, but of course, the pulling head 23 may also be made of steel.
Further, in the present embodiment, the length of the water outlet pipe 131 inserted into the sounding pipe 21 is less than the length of the pipeline 22 inserted into the sounding pipe 21; therefore, the dredging spray head 132 is prevented from being damaged when the traction head 23 vibrates the blockage, and the service life of the dredging spray head 132 is prolonged.
In this embodiment, the bottom end of the dredging nozzle 132 is parallel to the bottom end of the water outlet pipe 131.
With continued reference to fig. 1 and 2, another embodiment provides a dredging method using the above dredging device 1, comprising the following steps:
dredging step, the first end of the dredging device 1 is connected with the water source 3, the second end of the dredging device 1 is inserted into the sounding pipe 21, and when the blockage in the sounding pipe 21 is met, the second end vibrates the blockage and washes the blockage at high pressure until dredging.
Specifically, taking the orientation shown in fig. 1 as an example, the first end of the dredging device 1 is the left end, and the second end of the dredging device 1 is the lower end.
Wherein, the mediation step includes:
s1011, inserting the binding end of the water outlet pipe 131 and the pipeline 22 into the sounding pipe 21.
And S1012, when the blockage in the acoustic pipe 21 is met, vibrating the blockage by the traction head 23.
Specifically, the binding end slides downwards along the central axis direction of the sounding pipe 21, and when the blockage is met in the sliding process, the traction head 23 is used for vibrating the blockage.
And S1013, the dredging spray head 132 sprays the vibrated blockage to dredge. Specifically, the water source 3 is turned on, the water pump 12 is started, the water flow sequentially flows through the water inlet pipe 11, the water pump 12 and the water outlet pipe 131, and finally the water flow is sprayed to the vibrated blockage through the dredging nozzle 132 until the blockage is dredged.
And in the detection step, one end of the rope is connected with a pipe head for detecting a dredging result, the pipe head is placed into the sound detection pipe 21, whether the pipe head can reach the pile bottom of the cast-in-place pile 2 is detected, and when the pipe head cannot reach the pile bottom, the second end of the dredging device 1 is used for dredging the clamping point position of the pipe head.
Wherein, the detection step comprises:
s2011, the pipe head is hung on the rope and enters the sounding pipe 21.
S2012, when the pipe head can not reach the pile bottom, the traction head 23 vibrates the position of the clamping point, and the dredging spray head 132 sprays the vibrated position of the clamping point to dredge.
And S2013, after the pipe head reaches the pile bottom, pulling out the pipe head to the outside of the sounding pipe 21, and completing dredging of the sounding pipe 21.
Further, the size of the pipe head is larger than or equal to that of the sound wave detection equipment, so that whether the dredging result meets the sound wave detection requirement or not is convenient to detect.
In this embodiment, the size of the cartridge is substantially the same as the size of the sonic detection apparatus. The specific process of the detection step is as follows: the pipe head with the same size as the sound wave detection equipment is hung by a rope to test whether the dredging result meets the sound wave detection requirement or not, the pipe head is placed into the sound detection pipe 21, when the pipe head cannot reach the pile bottom, the dredging is not thorough, the traction head 23 vibrates the clamp point position of the pipe head, the dredging spray head 132 sprays the vibrated clamp point position to the dredging until the pipe head for testing successfully reaches the pile bottom, and the dredging work of the sound detection pipe 21 is completed.
Further, in this embodiment, after the dredging step and before the detecting step, the method further includes:
and repeating the dredging step until the second end reaches the pile bottom of the cast-in-place pile 2, and pulling out the second end to the outside of the sounding pipe 21.
Specifically, the dredging step is repeated when the blockage is encountered at each time until the dredging nozzle 132 and the traction head 23 reach the bottom of the pile, and then the nozzle and the traction head 23 are pulled out to the outside of the sounding pipe 21.
The specific process of the dredging method provided by the embodiment is as follows: the nozzle and the traction head 23 are inserted into the sounding pipe 21, the nozzle and the traction head 23 both slide downwards along the sounding pipe 21, when a blockage is encountered, the traction head 23 is used for vibrating the blockage, then the water source 3 and the water pump 12 are started, water flow washes the vibrated blockage through the dredging nozzle 132 at high pressure until the blockage is dredged, the dredging step is repeated after the blockage is encountered each time until the nozzle and the traction head 23 both reach the pile bottom of the filling pile 2, and the nozzle and the traction head 23 are pulled out from the sounding pipe 21; then, the pipe head is hung by a rope and is placed into the sound measuring pipe 21, when the pipe head cannot reach the pile bottom, the dredging is not thorough, the dredging step is repeated at the position of the clamping point of the pipe head until the pipe head smoothly reaches the pile bottom, and the dredging work of the sound measuring pipe 21 is finished.
According to the dredging method provided by the application, the adopted dredging device 1 comprises a washing component 10 and a vibrating component 20; one end of the flushing component 10 is connected with the water source 3, the other end of the flushing component 10 is bound and connected with the vibrating component 20, and the binding ends of the flushing component 10 and the vibrating component 20 are used for being inserted into the sounding pipe 21; the vibrating assembly 20 is used for vibrating the blockage in the sounding pipe 21; the flushing component 10 is used for flushing the blocked part after vibration at high pressure; the dredging method comprises the following steps: dredging step-detecting step; the vibration component 20 is adopted to vibrate the blocked part, and the flushing component 10 is adopted to flush the blocked part at high pressure, so that the sound measuring tube 21 is effectively dredged; meanwhile, the construction efficiency and the construction quality are improved.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are 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.
Finally, it should be noted that: it should be understood that the above examples are only for clearly illustrating the present invention and are not intended to limit the embodiments. Other variations and modifications will be apparent to persons skilled in the art in light of the above description. And are neither required nor exhaustive of all embodiments. And obvious variations or modifications of the invention may be made without departing from the scope of the invention.
Claims (10)
1. The utility model provides a pull throughs for bored concrete pile sounding pipe which characterized in that: comprises a flushing component and a vibrating component;
one end of the flushing component is connected with a water source, the other end of the flushing component is bound and connected with the vibrating component, and the binding ends of the flushing component and the vibrating component are inserted into the sound measuring pipe;
the vibrating component is used for vibrating the blockage in the acoustic measuring pipe;
the flushing component is used for flushing the blocked part after vibration at high pressure.
2. The pull through for the sounding pipe of the cast-in-place pile of claim 1, wherein: the flushing assembly comprises a water inlet pipe, a water pump and a spraying unit, one end of the water inlet pipe is connected with the water source, the other end of the water inlet pipe is communicated with the water inlet of the water pump, a water outlet of the water pump is connected with one end of the spraying unit, and the spraying unit is connected with the vibrating assembly in a binding mode.
3. The pull through for the sounding pipe of the cast-in-place pile according to claim 2, characterized in that: the jet unit comprises a water outlet pipe and a dredging sprayer, one end of the dredging sprayer is inserted into one end of the water outlet pipe, and one end, far away from the dredging sprayer, of the water outlet pipe is communicated with a water outlet of the water pump.
4. The pull through of claim 3 wherein: the vibrating assembly comprises a pipe frame and a pipeline, one end of the pipeline is wound on the pipe frame, and the other end of the pipeline is bound and connected with the water outlet pipe;
and one end of the pipeline, which is far away from the pipe frame, is provided with a traction head, and the traction head is used for vibrating the blocked part.
5. The pull through for the sounding pipe of the cast-in-place pile of claim 4, wherein: the length of the water outlet pipe inserted into the acoustic pipe is smaller than the length of the pipeline inserted into the acoustic pipe.
6. A pull through method using a pull through device as claimed in any one of claims 1 to 5, wherein: the method comprises the following steps:
dredging, namely connecting a first end of the dredging device with a water source, inserting a second end of the dredging device into the sounding pipe, vibrating the blocked part by the second end when the blocked part in the sounding pipe is met, and washing the blocked part at high pressure until the blocked part is dredged;
one end of the detection step and the rope is connected with a pipe head used for detecting a dredging result, the pipe head is placed into the acoustic detection pipe, whether the pipe head can reach the pile bottom of the cast-in-place pile or not is detected, and when the pipe head cannot reach the pile bottom, the pipe head is dredged by the second end of the dredging device at the clamping point position of the pipe head.
7. Dredging method according to claim 6, characterized in that: the dredging step comprises the following steps:
inserting the binding end of the water outlet pipe and the pipeline into the acoustic pipe;
when meeting a blockage in the sounding pipe, vibrating the blockage by the traction head;
and the dredging sprayer sprays the vibrated blocked part to be dredged.
8. Dredging method according to claim 6, characterized in that: the detecting step comprises:
the pipe head is hung by the rope and enters the sound measuring pipe;
when the pipe head cannot reach the pile bottom, the traction head vibrates the clamping point position, and the dredging spray head sprays the vibrated clamping point position to dredge;
and after the pipe head reaches the bottom of the pile, the pipe head is pulled out to the outside of the sounding pipe.
9. Dredging method according to claim 6, characterized in that: after the step of unblocking, before the step of detecting, further comprising:
and repeating the dredging step until the second end reaches the pile bottom of the cast-in-place pile, and pulling out the second end to the outside of the sounding pipe.
10. Dredging method according to claim 6, characterized in that: the size of the tube head is larger than or equal to that of the sound wave detection equipment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210451308.2A CN114951162A (en) | 2022-04-26 | 2022-04-26 | Dredging device and dredging method for cast-in-place pile sounding pipe |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210451308.2A CN114951162A (en) | 2022-04-26 | 2022-04-26 | Dredging device and dredging method for cast-in-place pile sounding pipe |
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| CN114951162A true CN114951162A (en) | 2022-08-30 |
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| CN202210451308.2A Pending CN114951162A (en) | 2022-04-26 | 2022-04-26 | Dredging device and dredging method for cast-in-place pile sounding pipe |
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