CN216350197U - Soil cement curtain wall permeability check out test set - Google Patents
Soil cement curtain wall permeability check out test set Download PDFInfo
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- CN216350197U CN216350197U CN202122043529.XU CN202122043529U CN216350197U CN 216350197 U CN216350197 U CN 216350197U CN 202122043529 U CN202122043529 U CN 202122043529U CN 216350197 U CN216350197 U CN 216350197U
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Abstract
The utility model provides a device for detecting permeability of a cement soil curtain wall, which comprises a walking unit capable of freely walking, wherein a drill rod capable of drilling into a detection area below the walking unit is arranged on the walking unit, a drilling unit for driving the drill rod is arranged on the walking unit, an ultrasonic drill bit for detecting a stratum is arranged at one end of the drill rod, which is drilled into the ground, and a data processing center for processing and storing data is also arranged on the walking unit. The device can be used for detecting and evaluating the wall forming quality of the cement soil waterproof curtain in situ on a construction site, is convenient to operate, does not need to sample, can be used for nondestructive detection, is direct in detection, is objective in evaluation, and can quickly feed back the permeability of the waterproof curtain.
Description
Technical Field
The utility model relates to the technical field of underground engineering, in particular to a device for detecting the permeability of a cement soil curtain wall.
Background
The rapid development of underground engineering produces a large amount of foundation pit engineering, and when precipitation is difficult, a waterproof curtain is basically required to be arranged to prevent the seepage of underground water. At present, the commonly adopted waterproof curtain is a cement soil stirring wall forming technology, and the conventional construction technology comprises a double-shaft cement soil stirring pile, a three-shaft cement soil stirring pile, a channel type cutting stirring wall forming TRD technology and the like.
However, in the prior art, the development of the detection process for the cement soil curtain wall is relatively lagged, the currently leading detection is the strength detection mainly based on coring, the permeability detection only performs test evaluation on the retrieved sample, and the in-situ test has no reliable detection means.
Disclosure of Invention
In order to overcome the defects of the prior art, the utility model provides the device for detecting the permeability of the cement soil curtain wall, which can be used for detecting and evaluating the wall forming quality of the cement soil waterproof curtain in situ on a construction site, is convenient to operate, does not need to sample, and can realize nondestructive detection.
In order to achieve the purpose, the device for detecting the permeability of the cement soil curtain wall comprises a walking unit capable of freely walking, wherein a drill rod capable of drilling into a detection area below the walking unit is arranged on the walking unit, a drilling unit used for driving the drill rod is arranged on the walking unit, an ultrasonic drill bit used for detecting a stratum is arranged at one end, drilled into the ground, of the drill rod, and a data processing center used for data processing and storage is further arranged on the walking unit.
Furthermore, a tower crane for hoisting the drill rod is arranged on the walking unit.
Furthermore, a data line is connected between the drill rod and the data processing center, and a data line frame for winding is arranged on the tower crane.
Further, ultrasonic drill bit is including being used for boring the drill bit body on the ground, is equipped with the connector on the drill bit body through threaded connection on the drilling rod, and the one end that the drilling rod was kept away from to the drill bit body is equipped with the ultrasonic emission end, is located on the drill bit body and is equipped with the ultrasonic wave receiving terminal between ultrasonic emission end and the connector, and ultrasonic emission end and ultrasonic wave receiving terminal and wait to detect soil cement curtain wall body angle and be the adjustable.
Furthermore, one end of the drill bit body, which is close to the drill rod, is provided with a data line connector used for being connected with a data line.
Furthermore, the utility model also provides a method for detecting the permeability of the cement soil curtain wall, which is formed by connecting the drill rods in sections, and comprises the following steps:
s1: determining the position of a detection plane according to the detection requirement, walking the walking unit to a plane position point, and determining the position of an orifice through measurement positioning;
s2: the leveling equipment is used for installing a drill bit and a drill rod and performing downward drilling operation through a drilling unit;
s3: stopping drilling after reaching the preset depth;
s4: adjusting the angle between the ultrasonic drill bit and the wall body of the cement soil curtain to be detected, and initializing detection data;
s5: the data processing center activates an ultrasonic wave transmitting and receiving program, records ultrasonic wave time course data, and forms an image after the automatic analysis and comparison by the data processing center;
s6: and after the manual operation is confirmed, storing the data to form a test report.
The permeability detection equipment for the cement soil curtain wall can be used for detecting and evaluating the wall forming quality of the cement soil waterproof curtain in situ at a construction site, is convenient to operate, does not need sampling, can be used for nondestructive detection, is direct in detection and objective in evaluation, and can quickly feed back the permeability of the waterproof curtain.
Drawings
The present invention will be further described and illustrated with reference to the following drawings.
FIG. 1 is a schematic structural view of a permeability testing apparatus for a soil cement curtain wall according to a preferred embodiment of the present invention;
fig. 2 is a schematic structural view of an ultrasonic drill bit.
Reference numerals: 1. an ultrasonic drill bit; 1-1, an ultrasonic receiving end; 1-2, an ultrasonic wave transmitting end; 1-3, a connector; 1-4, data line connector; 2. a drill stem; 3. a data processing center; 4. a data line frame; 5. a tower; 6. a drilling unit; 7. a walking unit.
Detailed Description
The technical solution of the present invention will be more clearly and completely explained by the description of the preferred embodiments of the present invention with reference to the accompanying drawings.
As shown in fig. 1, a permeability testing apparatus for a soil cement curtain wall according to a preferred embodiment of the present invention includes a walking unit 7 capable of freely walking, wherein the walking unit 7 is a transportation device in the prior art, such as a truck. The walking unit 7 is provided with a drill rod 2 capable of drilling into a detection area below the walking unit 7, and the drill rod 2 is formed by connecting sections.
As shown in fig. 1, a drilling unit 6 for driving the drill rod 2 is arranged on the walking unit 7, an ultrasonic drill bit 1 for detecting the stratum is arranged at one end of the drill rod 2 which drills into the ground, and a data processing center 3 for processing and storing data is further arranged on the walking unit 7.
As shown in fig. 1, a tower crane for hoisting the drill rod 2 is further arranged on the traveling unit 7, and the ultrasonic drill bit 1 is installed after the drill rod 2 is hoisted. A data line is connected between the drill rod 2 and the data processing center 3, and a data line frame 4 for winding is arranged on the tower crane.
As shown in figure 2, the ultrasonic drill bit 1 comprises a drill bit body for drilling the ground, a connector 1-3 which is connected with the drill rod 2 through threads is arranged on the drill bit body, and a data line connector 1-4 which is used for being connected with a data line is arranged at one end, close to the drill rod 2, of the drill bit body. An ultrasonic transmitting end 1-2 is arranged at one end of the drill bit body, which is far away from the drill rod 2, an ultrasonic receiving end 1-1 is arranged between the ultrasonic transmitting end 1-2 and the connecting head 1-3 on the drill bit body, and the angles between the ultrasonic transmitting end 1-2 and the ultrasonic receiving end 1-1 and the wall body of the cement soil curtain to be detected are adjustable.
The specific implementation process comprises the following steps: a cement soil curtain wall permeability detection device realizes walking in a field area through a walking unit 7 to reach a plane position to be detected, an ultrasonic drill bit 1 is connected with a first section of drill rod 2 through a tower 5, the ultrasonic drill bit 1 is sent to a preset underground depth in a drilling and static pressure combined operation mode through a drilling unit 6 and the tower 5, then a data line and a data processing center 3 are connected, a detection digital signal is sent through the data processing center 3 and converted into high-frequency spectrum ultrasonic waves by an ultrasonic transmitting end 1-2, the path change after ultrasonic transmission and reflection is compared with a source waveform, so that the void ratio of a formation medium after improvement is measured, a received signal is timely transmitted to the data processing center 3 by an ultrasonic receiving end 1-1 to be processed, and the porosity improvement degree of the formation cement soil curtain wall at the position is quickly fed back, directly feedback the permeability condition of the curtain wall.
The utility model discloses a method for detecting the permeability of a cement soil curtain wall, which comprises the following steps:
s1: determining the position of a detection plane according to the detection requirement, walking the walking unit to a plane position point, and determining the position of an orifice through measurement positioning;
s2: the leveling equipment is used for installing a drill bit and a drill rod through a tower and performing downward drilling operation through a drilling unit;
s3: installing the drill rod section by section, and stopping drilling after reaching a preset depth;
s4: adjusting angles between the ultrasonic transmitting end and the ultrasonic receiving end and the wall body of the cement soil curtain to be detected, and initializing detection data;
s5: the data processing center activates an ultrasonic wave transmitting and receiving program, records ultrasonic wave time course data, and forms an image after the automatic analysis and comparison by the data processing center;
s6: and after the manual operation is confirmed, storing the data to form a test report.
The permeability detection equipment for the cement soil curtain wall can be used for in-situ test in an engineering field without sampling and nondestructive detection.
The permeability detection equipment for the cement soil curtain wall can be used for detecting and evaluating the wall forming quality of the cement soil waterproof curtain in situ at a construction site, is convenient to operate, does not need sampling, can be used for nondestructive detection, is direct in detection and objective in evaluation, and can quickly feed back the permeability of the waterproof curtain.
The above detailed description merely describes preferred embodiments of the present invention and does not limit the scope of the utility model. Without departing from the spirit and scope of the present invention, it should be understood that various changes, substitutions and alterations can be made herein by those skilled in the art without departing from the spirit and scope of the utility model as defined by the appended claims and their equivalents. The scope of the utility model is defined by the claims.
Claims (6)
1. The utility model provides a soil cement curtain wall permeability check out test set, its characterized in that, is including the walking unit that can freely walk, be equipped with the drilling rod that can creep into to walking unit below detection area on the walking unit, be equipped with the unit of creeping into that is used for driving the drilling rod on the walking unit, the drilling rod is bored underground one end and is equipped with the ultrasonic wave drill bit that is used for detecting the stratum, still be equipped with the data processing center that is used for data processing and storage on the walking unit.
2. The device for detecting the permeability of the cement-soil curtain wall according to claim 1, wherein a tower crane for hoisting a drill pipe is further arranged on the walking unit.
3. The device for detecting the permeability of the cement-soil curtain wall according to claim 2, wherein a data line is connected between the drill rod and the data processing center, and a data line frame for winding is arranged on the tower crane.
4. The soil cement curtain wall permeability detection device according to claim 1, wherein the ultrasonic drill comprises a drill body for drilling the ground, the drill body is provided with a connector connected to the drill rod through threads, one end of the drill body, away from the drill rod, is provided with an ultrasonic transmitting end, the drill body is provided with an ultrasonic receiving end between the ultrasonic transmitting end and the connector, and the angles between the ultrasonic transmitting end and the ultrasonic receiving end and the wall body of the soil cement curtain wall to be detected are adjustable.
5. The device for detecting the permeability of the cement-soil curtain wall as claimed in claim 4, wherein a data line joint for connecting with a data line is arranged at one end of the drill bit body close to the drill rod.
6. The apparatus of claim 1, wherein the drill rod is formed by connecting sections.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122043529.XU CN216350197U (en) | 2021-08-27 | 2021-08-27 | Soil cement curtain wall permeability check out test set |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202122043529.XU CN216350197U (en) | 2021-08-27 | 2021-08-27 | Soil cement curtain wall permeability check out test set |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216350197U true CN216350197U (en) | 2022-04-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202122043529.XU Active CN216350197U (en) | 2021-08-27 | 2021-08-27 | Soil cement curtain wall permeability check out test set |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216350197U (en) |
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2021
- 2021-08-27 CN CN202122043529.XU patent/CN216350197U/en active Active
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