CN216586691U - Bored concrete pile slip casting acoustic survey device - Google Patents
Bored concrete pile slip casting acoustic survey device Download PDFInfo
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- CN216586691U CN216586691U CN202122051363.6U CN202122051363U CN216586691U CN 216586691 U CN216586691 U CN 216586691U CN 202122051363 U CN202122051363 U CN 202122051363U CN 216586691 U CN216586691 U CN 216586691U
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Abstract
The utility model relates to a grouting acoustic testing device for a cast-in-place pile, which belongs to the technical field of building construction and comprises a grouting pipe, an intermediate piece and an acoustic testing pipe, wherein the intermediate piece comprises a connecting pipe and an inner wire sleeve with the inner diameter larger than the pipe diameter of the connecting pipe, the inner wire sleeve is sleeved outside the connecting pipe, and the top end of the inner wire sleeve is fixedly connected with the connecting pipe; the top end of the connecting pipe is detachably connected with the grouting pipe, the connecting pipe is communicated with the grouting pipe, the bottom end of the connecting pipe extends out of the inner screw sleeve, and a plurality of first grouting holes are formed in the side face of the connecting pipe; the top end of the sounding pipe is sleeved outside the connecting pipe and is in threaded connection with the inner side of the inner threaded sleeve, and a plurality of second grouting holes are formed in the side face of the bottom end of the sounding pipe; and the bottom end of the connecting pipe and the bottom end of the acoustic measurement pipe are respectively sleeved with a plugging layer used for sealing the first grouting hole and the second grouting hole. The utility model greatly improves the efficiency and the economy of pipe burying.
Description
Technical Field
The utility model relates to a grouting acoustic testing device for a cast-in-place pile, and belongs to the technical field of building construction.
Background
Pile foundation engineering at present stage commonly uses the sounding pipe to carry out pile body integrality and carries out the post grouting through the slip casting pipe. The sounding pipe is an indispensable sound wave detection pipe at present, the quality of a pile can be detected by using the sounding pipe, and the sounding pipe is a channel for a probe to enter the pile body when the bored concrete pile is subjected to an ultrasonic detection method. The post grouting means that after the cast-in-place pile is formed, grouting slurry is poured through a grouting pipe preset in the pile body and a pile end and a pile side grouting valve connected with the grouting pipe through a grouting machine or a grouting pump, so that a soil body (containing sediments and mud skin) on the pile side of the pile end is reinforced, the bearing capacity of the single pile is improved, and the settlement is reduced.
When the cast-in-place pile needs to be subjected to sound wave transmission method detection and post grouting construction, the sounding pipes and the grouting pipes are usually buried separately and are buried to the bottom of the pile, and at least 2-3 grouting pipes and at least 2 sounding pipes are buried in the pile body according to the standard requirement. The pipe is buried for a long time, the consumption of the pipe is high, high-efficiency construction is not facilitated, the construction period is greatly prolonged, and improvement is urgently needed.
SUMMERY OF THE UTILITY MODEL
In order to overcome the defects that the number of pipes needing to be buried and the efficiency is low and the like when the existing cast-in-place pile is used for sound wave transmission detection and post grouting construction, the utility model designs the cast-in-place pile grouting sound detection device, and the efficiency and the economy of pipe burying are improved.
In order to achieve the purpose, the utility model adopts the following technical scheme:
a grouting acoustic testing device for a cast-in-place pile comprises a grouting pipe, an intermediate piece and an acoustic testing pipe, wherein the intermediate piece comprises a connecting pipe and an inner wire sleeve with the inner diameter larger than the pipe diameter of the connecting pipe, the inner wire sleeve is sleeved outside the connecting pipe, and the top end of the inner wire sleeve is fixedly connected with the connecting pipe; the top end of the connecting pipe is detachably connected with the grouting pipe, the connecting pipe is communicated with the grouting pipe, the bottom end of the connecting pipe extends out of the inner screw sleeve, and a plurality of first grouting holes are formed in the side face of the connecting pipe; the top end of the sounding pipe is sleeved outside the connecting pipe and is in threaded connection with the inner side of the inner screw sleeve, and a plurality of second grouting holes are formed in the side face of the bottom end of the sounding pipe; and the bottom end of the connecting pipe and the bottom end of the sound measuring pipe are respectively sleeved with a plugging layer for sealing the first grouting hole and the second grouting hole.
Further, the connecting pipe is in threaded connection with the grouting pipe.
Furthermore, a bearing table is arranged at the top end of the connecting pipe, and the bottom end of the grouting pipe is sleeved in the bearing table; the slip casting pipe overcoat is equipped with the cover and connects the ring, is provided with the sealing washer that the cover was established on the slip casting pipe between cover and connects the ring and the accepting table, through connecting bolt locking connection between cover and the accepting table, and the upper and lower both ends setting of sealing washer are tightly pushed up respectively to the cover inboard of ring and the accepting table inboard.
Further, the top end of the grouting pipe extends 50cm out of the ground.
Further, the length of the connecting pipe is 30cm, the pipe diameter is 25mm, and the wall thickness is 3 mm.
Furthermore, the pipe diameter of the sounding pipe is 50mm, and the wall thickness is 2.5 mm.
Compared with the prior art, the utility model has the following characteristics and beneficial effects:
according to the utility model, through the arrangement of the grouting pipe, the connecting piece and the sound measuring pipe which are sequentially connected, the sound measuring pipe can be communicated through the first grout outlet on the connecting pipe, and after detection by a sound wave transmission method is completed, post-grouting construction can be performed on the sound measuring pipe through the second grout outlet at the bottom of the sound measuring pipe, so that the operation is convenient and rapid, the grouting pipe and the sound measuring pipe do not need to be separately embedded, the cost of the pipe is greatly saved, and the working efficiency and convenience are greatly improved.
Drawings
FIG. 1 is a schematic overall structure diagram of a first embodiment of the present invention;
FIG. 2 is a schematic structural diagram of an intermediate member according to an embodiment of the present invention;
FIG. 3 is an enlarged partial perspective view at A of FIG. 1;
FIG. 4 is a schematic overall structure diagram of a second embodiment of the present invention;
FIG. 5 is a schematic structural diagram of an intermediate member according to a second embodiment of the present invention;
FIG. 6 is a schematic view of a connection structure between an intermediate member and a grouting pipe according to a second embodiment of the present invention.
Wherein the reference numerals are: 1. a grouting pipe; 11. a sleeving connection ring; 12. a seal ring; 13. a connecting bolt; 2. a middleware; 21. a connecting pipe; 211. a receiving table; 212. a first grouting hole; 213. connecting threads; 22. an internal thread sleeve; 3. a sound detection tube; 31. a second grouting hole; 4. And (6) sealing and blocking layers.
Detailed Description
The present invention will be described in more detail with reference to examples.
Example one
As shown in fig. 1 to 3, the bored concrete pile grouting acoustic measurement device of this embodiment includes a grouting pipe 1, an intermediate piece 2, and an acoustic measurement pipe 3, where the intermediate piece 2 includes a connection pipe 21 and an internal thread sleeve 22 whose inner diameter is greater than the pipe diameter of the connection pipe 21, the internal thread sleeve 22 is sleeved outside the connection pipe 21, the top end of the internal thread sleeve 22 is fixedly connected to the connection pipe 21, the top end of the connection pipe 21 is in threaded sleeve connection with the bottom end of the grouting pipe 1 through a connection thread 213, the connection pipe 21 is communicated with the grouting pipe 1, the bottom end of the connection pipe 21 extends out of the internal thread sleeve 22, and a plurality of first grouting holes 212 are formed in the side surface; the top end of the sounding pipe 3 is sleeved outside the connecting pipe 21 and is in threaded connection with the inner side of the inner screw sleeve 22, and a plurality of second grouting holes 31 are formed in the side face of the bottom end of the sounding pipe 3; the bottom end of the connecting pipe 21 and the bottom end of the sounding pipe 3 are both sleeved with plugging layers 4 respectively used for sealing the first grouting hole 212 and the second grouting hole 31.
Further, the top end of the grouting pipe 1 extends 50cm out of the ground.
Further, the length of the connecting pipe 21 is 30cm, the pipe diameter is 25mm, and the wall thickness is 3 mm.
Furthermore, the diameter of the sounding pipe 3 is 50mm, and the wall thickness is 2.5 mm.
The connecting pipe 21 is in threaded connection with the grouting pipe 1, and is convenient to adjust and disassemble, time-saving and labor-saving.
Example two
As shown in fig. 3 and fig. 4 to 6, the bored concrete pile grouting sound measurement device of this embodiment includes a grouting pipe 1, an intermediate piece 2, and a sound measurement pipe 3, where the intermediate piece 2 includes a connection pipe 21 and an internal thread sleeve 22 whose inner diameter is greater than the pipe diameter of the connection pipe 21, the internal thread sleeve 22 is sleeved outside the connection pipe 21, the top end of the internal thread sleeve 22 is fixedly connected to the connection pipe 21, a receiving platform 211 is disposed at the top end of the connection pipe 21, and the bottom end of the grouting pipe 1 is sleeved in the receiving platform 211; the slip casting pipe 1 is sleeved with a sleeve joint ring 11, a sealing ring 12 sleeved on the slip casting pipe 1 is arranged between the sleeve joint ring 11 and the bearing table 211, the sleeve joint ring 11 and the bearing table 211 are connected in a locking mode through a connecting bolt 13, and the inner side of the sleeve joint ring 11 and the inner side of the bearing table 211 respectively tightly support the upper end and the lower end of the sealing ring 12; the connecting pipe 21 is communicated with the grouting pipe 1, the bottom end of the connecting pipe 21 extends out of the inner wire sleeve 22, and a plurality of first grouting holes 212 are formed in the side face of the connecting pipe 21; the top end of the sounding pipe 3 is sleeved outside the connecting pipe 21 and is in threaded connection with the inner side of the inner screw sleeve 22, and a plurality of second grouting holes 31 are formed in the side face of the bottom end of the sounding pipe 3; the bottom end of the connecting pipe 21 and the bottom end of the sounding pipe 3 are both sleeved with plugging layers 4 respectively used for sealing the first grouting hole 212 and the second grouting hole 31.
Through the setting of the bearing platform 211, the sealing ring 12 and the sleeve ring 11, the sealing performance of connection between the connecting pipe 21 and the grouting pipe 1 can be ensured, and the grouting construction quality is improved.
The working principle of the utility model is as follows: embedding the sounding pipe 3 in the pile hole, wherein the bottom of the sounding pipe 3 is provided with a second grouting hole 31, and the second grouting hole 31 is sealed by a plugging layer 4; the upper end and the lower end of the intermediate piece 2 are respectively communicated with the grouting pipe 1 and the sounding pipe 3, and the bottom end of the connecting pipe 21 extends out of the inner wire sleeve 22 and is provided with a first grouting hole 212; after the pile is formed for two days, the grouting pipe 1 exposed to the ground by 50cm is subjected to pipe opening and closing, water is introduced into the grouting pipe 1 and is introduced into the connecting pipe 21 through the grouting pipe 1 to flush the blocking layer 4 on the connecting pipe 21, namely, the first grouting hole 212 on the connecting pipe 21 is opened, and then the water is introduced into the sounding pipe 3 to flush the blocking layer 4 on the sounding pipe 3, namely, the second grouting hole 31 is opened; and after the pipe is opened, detecting by using a sound wave transmission method, grouting into the grouting pipe 1 after the detection is finished, and performing post-grouting construction on the sounding pipe 3 by using a second grouting hole 31 at the bottom of the sounding pipe 3.
In the description of the present invention, it should be noted that the terms "inside", "outside", "upper", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience in describing the present invention and simplifying the description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus, should not be construed as limiting the present invention.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the term "connected" is to be interpreted broadly, e.g. as a fixed connection, a detachable connection, or an integral connection; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood by those skilled in the art according to specific situations.
It is to be understood that the described embodiments are merely exemplary of the utility model, and not restrictive of the full scope of the utility model. 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.
Claims (6)
1. The utility model provides a bored concrete pile slip casting acoustic survey device which characterized in that: the device comprises a grouting pipe (1), an intermediate piece (2) and a sound measuring pipe (3), wherein the intermediate piece (2) comprises a connecting pipe (21) and an internal thread sleeve (22) with the inner diameter larger than the pipe diameter of the connecting pipe (21), the internal thread sleeve (22) is sleeved outside the connecting pipe (21), and the top end of the internal thread sleeve (22) is fixedly connected with the connecting pipe (21); the top end of the connecting pipe (21) is detachably connected with the grouting pipe (1), the connecting pipe (21) is communicated with the grouting pipe (1), the bottom end of the connecting pipe (21) extends out of the inner screw sleeve (22), and a plurality of first grouting holes (212) are formed in the side face of the connecting pipe; the top end of the sounding pipe (3) is sleeved outside the connecting pipe (21) and is in threaded connection with the inner side of the inner screw sleeve (22), and a plurality of second grouting holes (31) are formed in the side face of the bottom end of the sounding pipe (3); the bottom end of the connecting pipe (21) and the bottom end of the sound measuring pipe (3) are respectively sleeved with a plugging layer (4) used for sealing the first grouting hole (212) and the second grouting hole (31).
2. The acoustic testing device for grouting of a cast-in-place pile according to claim 1, characterized in that: the connecting pipe (21) is in threaded connection with the grouting pipe (1).
3. The acoustic testing device for grouting of a cast-in-place pile according to claim 1, characterized in that: the top end of the connecting pipe (21) is provided with a bearing table (211), and the bottom end of the grouting pipe (1) is sleeved in the bearing table (211); slip casting pipe (1) overcoat is equipped with cup joint ring (11), is provided with between cup joint ring (11) and the accepting platform (211) and establishes sealing washer (12) on slip casting pipe (1), through connecting bolt (13) locking connection between cup joint ring (11) and the accepting platform (211), and cup joint ring (11) inboard and the upper and lower both ends setting of accepting platform (211) inboard tight sealing washer (12) of top respectively.
4. The acoustic testing device for grouting of a cast-in-place pile according to claim 1, characterized in that: the top end of the grouting pipe (1) extends 50cm out of the ground.
5. The acoustic testing device for grouting of a cast-in-place pile according to claim 1, characterized in that: the length of the connecting pipe (21) is 30cm, the pipe diameter is 25mm, and the wall thickness is 3 mm.
6. The acoustic testing device for grouting of a cast-in-place pile according to claim 1, characterized in that: the pipe diameter of the sound measuring pipe (3) is 50mm, and the wall thickness is 2.5 mm.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122051363.6U CN216586691U (en) | 2021-08-27 | 2021-08-27 | Bored concrete pile slip casting acoustic survey device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122051363.6U CN216586691U (en) | 2021-08-27 | 2021-08-27 | Bored concrete pile slip casting acoustic survey device |
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| Publication Number | Publication Date |
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| CN216586691U true CN216586691U (en) | 2022-05-24 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202122051363.6U Active CN216586691U (en) | 2021-08-27 | 2021-08-27 | Bored concrete pile slip casting acoustic survey device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115198931A (en) * | 2022-07-15 | 2022-10-18 | 中国二十冶集团有限公司 | Acoustic detection and grouting integrated device and multi-cavity steel box structure construction method using same |
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2021
- 2021-08-27 CN CN202122051363.6U patent/CN216586691U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115198931A (en) * | 2022-07-15 | 2022-10-18 | 中国二十冶集团有限公司 | Acoustic detection and grouting integrated device and multi-cavity steel box structure construction method using same |
| CN115198931B (en) * | 2022-07-15 | 2023-06-20 | 中国二十冶集团有限公司 | Acoustic detection grouting integrated device and multi-cavity steel box structure construction method using same |
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