CN215718563U - Mud liquid surface control device in bored pile casing - Google Patents
Mud liquid surface control device in bored pile casing Download PDFInfo
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- CN215718563U CN215718563U CN202121806513.3U CN202121806513U CN215718563U CN 215718563 U CN215718563 U CN 215718563U CN 202121806513 U CN202121806513 U CN 202121806513U CN 215718563 U CN215718563 U CN 215718563U
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Abstract
The utility model discloses a device for controlling the mud liquid level in a pile casing of a drilled pile, which detects the liquid level data by arranging a first liquid level sensor and a second liquid level sensor and sends the liquid level data to a control system, the control system calculates and obtains the height difference between the sea level and the mud surface in the pile casing of the drilled pile, a mud box is arranged outside the protective barrel of the drilling pile, a first conveying pipe and a second conveying pipe are communicated between mud in the protective barrel of the drilling pile and mud in the mud box, a mud suction pump is arranged on the first conveying pipe, a mud filling pump is arranged on the second conveying pipe, two pipelines respectively control one flowing direction of the mud, after the height difference between the slurry liquid level in the drilled pile casing and the sea level is out of the preset range, the control system timely starts the slurry suction pump or the slurry filling pump to enable slurry to flow between the drilled pile casing and the slurry tank, and automatic adjustment and control of the height position of the slurry liquid level in the drilled pile casing are achieved.
Description
Technical Field
The utility model relates to the technical field of pile foundation construction. More particularly, the utility model relates to a device for controlling the mud liquid surface in a pile casing of a drilled pile.
Background
At present, bored piles are widely used in engineering foundation construction, quality accidents easily occur due to the fact that technological links of the bored piles are multiple, particularly the problem of controlling the liquid level of the slurry surface of a bored pile in the drilling construction process is solved, if the control is improper, major quality accidents such as collapse, buried drilling, deformation of a protecting cylinder and the like are caused, therefore, the control on the position of the slurry liquid level is very important, the height difference of the inner liquid surface and the outer liquid surface of the protecting cylinder changes along with fluctuation and tide in the offshore bored pile construction process, at present, manual slurry pump opening and closing is mostly adopted to adjust the height difference of the liquid level, and the situation of hole crossing and slurry leakage during drilling is easily caused due to the fact that the height difference of the liquid level is not controlled timely.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide a device for controlling the level of slurry in a pile casing of a bored pile, which aims to solve the technical problems of inconvenient control and untimely adjustment in the prior art due to manual adjustment of the height of the slurry level in the pile casing of the bored pile.
To achieve these objects and other advantages in accordance with the purpose of the utility model, there is provided a slurry level control apparatus in a casing of a bored pile, including:
the drilling pile protection cylinder is vertically arranged, the upper end of the drilling pile protection cylinder extends above the sea level, the lower end of the drilling pile protection cylinder extends into the seabed rock-soil layer, and partial slurry is filled in the drilling pile protection cylinder;
the liquid level detection system comprises an installation seat arranged at the top of the side wall of the drilled pile casing, wherein one end of the installation seat extends towards the outside of the drilled pile casing, the bottom surface of the installation seat is provided with a first liquid level sensor and is used for detecting the vertical distance between the top of the drilled pile casing and the sea level, the other end of the installation seat extends towards the inner side of the drilled pile casing, the bottom surface of the installation seat is provided with a second liquid level sensor and is used for detecting the vertical distance between the top of the drilled pile casing and the surface of slurry inside the drilled pile casing;
the mud compensation system comprises a control system and a mud tank, wherein a first conveying pipe and a second conveying pipe are communicated with the inside of a protective cylinder of the drilling pile in the mud tank, a mud suction pump is arranged on the first conveying pipe and used for sucking mud in the protective cylinder of the drilling pile into the mud tank, a mud filling pump is arranged on the second conveying pipe and used for filling the mud in the mud tank into the protective cylinder of the drilling pile, the mud filling pump, the mud suction pump, the first liquid level sensor and the second liquid level sensor are respectively electrically connected with the control system, and the control system is used for controlling the operation of the mud filling pump and the suction pump and receiving acquisition information sent by the first sensor and the second sensor.
Preferably, the liquid level sensor further comprises a touch display screen electrically connected with the control system, and the control system sends the received detection data of the first liquid level sensor and the second liquid level sensor to the touch display screen for display.
Preferably, the control system is further provided with an alarm in a connected manner.
Preferably, the alarm is further connected with the touch display screen, and when the control system starts the alarm, the alarm sends an alarm signal to the touch display screen, and alarm information is displayed through the touch display screen.
Preferably, a camera is arranged on one side of the mounting seat in the drilled pile casing downwards, the camera is electrically connected with the touch display screen, the switch of the camera is controlled through the touch display screen, and images shot by the camera are displayed in real time
Preferably, the first liquid level sensor and the second liquid level sensor are both ultrasonic liquid level sensors.
The utility model at least comprises the following beneficial effects: the utility model detects liquid level data by arranging a first liquid level sensor and a second liquid level sensor and sends the liquid level data to a control system, the control system calculates and obtains the height difference between the sea level and the surface of slurry in a protective cylinder of a drilling pile, a slurry box is arranged outside the protective cylinder of the drilling pile, a first conveying pipe and a second conveying pipe are communicated between the slurry in the protective cylinder of the drilling pile and the slurry in the slurry box, a slurry suction pump is arranged on the first conveying pipe, a slurry filling pump is arranged on the second conveying pipe, the two pipes respectively control one flowing direction of the slurry, and the slurry suction pump or the slurry filling pump is timely started to enable the slurry to flow between the protective cylinder of the drilling pile and the slurry box after the height difference between the liquid level of the slurry in the protective cylinder of the drilling pile and the sea level is out of a preset range through the control system, so that the automatic adjustment and control of the height position of the liquid level of the slurry in the protective cylinder of the drilling pile are realized.
Additional advantages, objects, and features of the utility model will be set forth in part in the description which follows and in part will become apparent to those having ordinary skill in the art upon examination of the following or may be learned from practice of the utility model.
Drawings
FIG. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic connection diagram of the circuit structure of the present invention.
The specification reference numbers indicate: 1. the device comprises a bored pile protection cylinder, 2, a first liquid level sensor, 3, a mounting seat, 4, a second liquid level sensor, 5, a control system, 6, a slurry suction pump, 7, a slurry filling pump, 8, a slurry box, 9, seawater, 10, seabed rock soil, 11, slurry, 12, a first conveying pipe, 13 and a second conveying pipe.
Detailed Description
The present invention is further described in detail below with reference to the attached drawings so that those skilled in the art can implement the utility model by referring to the description text.
In the description of the present invention, the terms "lateral", "longitudinal", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are only for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
As shown in fig. 1 and 2, the device for controlling the slurry level in the casing of the bored pile according to the present invention includes:
the device comprises a bored pile casing 1 which is vertically arranged, the upper end of the bored pile casing extends above the sea level, the lower end of the bored pile casing extends into a seabed rock soil 10 layer, and slurry 11 is filled inside the bored pile casing 1;
the liquid level detection system comprises an installation seat 3 arranged at the top of the side wall of the drilled pile casing 1, wherein one end of the installation seat 3 extends towards the outside of the drilled pile casing 1, the bottom surface of the installation seat is provided with a first liquid level sensor 2 and is used for detecting the vertical distance between the top of the drilled pile casing 1 and the sea level, the other end of the installation seat 3 extends towards the inner side of the drilled pile casing 1, the bottom surface of the installation seat is provided with a second liquid level sensor 4 and is used for detecting the vertical distance between the top of the drilled pile casing 1 and the surface of slurry inside the drilled pile casing;
the mud compensation system comprises a control system 5 and a mud tank 8, wherein a first conveying pipe 12 and a second conveying pipe 13 are arranged in the mud tank 8 and communicated with the interior of the drilled pile protection barrel 1, a mud suction pump 6 is arranged on the first conveying pipe 12 and used for pumping mud in the drilled pile protection barrel 1 into the mud tank 8, a mud filling pump 7 is arranged on the second conveying pipe 13 and used for filling mud 11 in the mud tank 8 into the drilled pile protection barrel 1, the mud filling pump 7, the mud suction pump 6, a first liquid level sensor 2 and a second liquid level sensor 4 are respectively electrically connected with the control system 5, and the control system 5 is used for controlling the operation of the mud filling pump 7 and the suction pump and receiving acquisition information sent by the first sensor and the second sensor.
Before working, the first liquid level sensor 2 and the second liquid level sensor are used for sensingThe device 4 is fixedly arranged at the top of the pile casing 1 through the mounting base 3, in addition, a mud box 8, a first delivery pipe 12, a second delivery pipe 13, a mud filling pump 7 and a mud suction pump 6 are arranged, the mud box 8 is arranged on a working platform which is close to the pile casing 1, then a first liquid level sensor 2, a second liquid level sensor 4, the mud filling pump 7 and the mud suction pump 6 are respectively connected with a control system 5, the first liquid level sensor 2 and the second liquid level sensor 4 send detected data to the control system 5, the control system 5 controls the opening and closing of the mud filling pump 7 and the mud suction pump 6, the control system 5 preferably selects a singlechip, a PLC and other controllers, when the circuit works after being electrified, firstly, the first liquid level sensor 2 and the second liquid level sensor 4 are initialized by taking the top end of the pile casing 1 as an initial point, the control system 5 is provided with a range of difference between the measured data of the first liquid level sensor 2 and the measured data of the second liquid level sensor 4, for example, the height range of the liquid level of the slurry 11 in the drilled pile casing 1 to the sea level is set to be 1.5 m-2 m, and the vertical distance h between the liquid level of the slurry in the drilled pile casing 1 and the top of the drilled pile casing 1 is measured by the first liquid level sensor 21Measuring the vertical distance h between the external sea level surface and the top of the drilled pile casing 1 by a second liquid level sensor 42The height difference h between the sea level and the slurry level in the pile casing is calculated by the control system 51-h2Setting the calibration time of a control system 5, a first liquid level sensor 2 and a second liquid level sensor 4 for timing calibration according to the working environment condition of the bored pile casing 1, ensuring the detection accuracy, when the sea level rises when the sea water 9 rises, the liquid level difference h is reduced, judging whether the liquid level difference h meets the set height range requirement through the control system 5, when h is less than 1.5m, controlling a slurry filling pump 7 by the control system 5 to convey slurry 11 in a slurry box 8 into the bored pile casing 1 through a second conveying pipe 13, increasing the slurry liquid level height, directly enabling the liquid level difference to reach 2.0m, and then controlling the control system 5 to close the slurry filling pump 7; when the tide is ebb, the sea surface is lowered, the liquid level difference is increased, and when h is more than 2.0m, the control system 5 starts the slurry suction pump 6 to convey the slurry 11 in the protective casing 1 of the bored pile into the slurry tank 8 through the first conveying pipe 12 to enable the slurry to be dischargedAnd after the surface difference reaches 1.5m, the slurry suction pump 6 is closed, and the automatic adjustment of the slurry level in the pile casing 1 of the drilled pile is realized.
In another technical solution, as shown in fig. 2, the liquid level sensor further includes a touch display screen electrically connected to the control system 5, and the control system 5 sends the received detection data of the first liquid level sensor 2 and the second liquid level sensor 4 to the touch display screen for displaying.
Through setting up touch display screen, first level sensor 2 and second level sensor 4 send detected information for control system 5 and give touch display screen again and show, and the staff of being convenient for masters the sea level and the high condition of the mud liquid level in the pile casing 1 of driling through touch display screen.
In another technical solution, as shown in fig. 2, the control system 5 is further provided with an alarm.
When the height difference of the liquid level of the slurry in the sea level and the protective cylinder 1 of the drilling pile is not in the range, the control system 5 starts the alarm, the alarm gives an alarm to prompt a worker, the worker can quickly and timely respond to the alarm, the problem encountered in the process of checking and processing is solved, and the normal operation of the whole device is ensured.
In another technical scheme, as shown in fig. 2, the alarm is further connected to the touch display screen, and when the control system 5 starts the alarm, the alarm sends an alarm signal to the touch display screen, and alarm information is displayed through the touch display screen.
After the alarm is connected with the touch display screen, the alarm sends an alarm and transmits an alarm signal to the touch display screen, and alarm information is also displayed on the touch display screen, so that a dual-alarm guarantee is provided.
In another technical scheme, a camera is arranged on one side of the mounting seat 3 in the drilled pile casing 1 downwards, the camera is electrically connected with the touch display screen, and the switch of the camera is controlled through the touch display screen and images shot by the camera are displayed in real time.
Through setting up camera towards the inside shooting of bored pile casing 1 and transmitting for touch display screen, the staff can know the mud liquid level condition in real time at touch display screen, especially can start mud suction pump 6 or mud filling pump 7 and carry out the adjustment in-process of mud liquid level, observe whether normal operating.
In another technical solution, the first liquid level sensor 2 and the second liquid level sensor 4 are both ultrasonic liquid level sensors. The ultrasonic sensor has the advantages of accurate measurement, no contact, water resistance, corrosion resistance, low cost and the like.
In conclusion, the utility model detects the liquid level data by arranging the first liquid level sensor and the second liquid level sensor and sends the liquid level data to the control system, the control system calculates and obtains the height difference between the sea level and the mud surface in the pile casing of the drilled pile, a mud box is arranged outside the protective barrel of the drilling pile, a first conveying pipe and a second conveying pipe are communicated between mud in the protective barrel of the drilling pile and mud in the mud box, a mud suction pump is arranged on the first conveying pipe, a mud filling pump is arranged on the second conveying pipe, two pipelines respectively control one flowing direction of the mud, after the height difference between the slurry liquid level in the drilled pile casing and the sea level is out of the preset range, the control system timely starts the slurry suction pump or the slurry filling pump to enable slurry to flow between the drilled pile casing and the slurry tank, and automatic adjustment and control of the slurry liquid level position in the drilled pile casing are achieved.
While the embodiments of the utility model have been disclosed above, it is not limited to the applications set forth in the specification and illustrated in the embodiments, which are fully applicable to various fields of endeavor with which the utility model may be practiced, and further modifications may readily be effected by those skilled in the art, it is therefore intended that the utility model not be limited to the details shown and described herein without departing from the general concept defined by the appended claims and their equivalents.
Claims (6)
1. The utility model provides a mud liquid face controlling means in bored pile protects a section of thick bamboo which characterized in that includes:
the drilling pile protection cylinder is vertically arranged, the upper end of the drilling pile protection cylinder extends above the sea level, the lower end of the drilling pile protection cylinder extends into the seabed rock-soil layer, and partial slurry is filled in the drilling pile protection cylinder;
the liquid level detection system comprises an installation seat arranged at the top of the side wall of the drilled pile casing, wherein one end of the installation seat extends towards the outside of the drilled pile casing, the bottom surface of the installation seat is provided with a first liquid level sensor and is used for detecting the vertical distance between the top of the drilled pile casing and the sea level, the other end of the installation seat extends towards the inner side of the drilled pile casing, the bottom surface of the installation seat is provided with a second liquid level sensor and is used for detecting the vertical distance between the top of the drilled pile casing and the surface of slurry inside the drilled pile casing;
the mud compensation system comprises a control system and a mud tank, wherein a first conveying pipe and a second conveying pipe are communicated with the inside of a protective cylinder of the drilling pile in the mud tank, a mud suction pump is arranged on the first conveying pipe and used for sucking mud in the protective cylinder of the drilling pile into the mud tank, a mud filling pump is arranged on the second conveying pipe and used for filling the mud in the mud tank into the protective cylinder of the drilling pile, the mud filling pump, the mud suction pump, the first liquid level sensor and the second liquid level sensor are respectively electrically connected with the control system, and the control system is used for controlling the operation of the mud filling pump and the suction pump and receiving acquisition information sent by the first sensor and the second sensor.
2. The device for controlling the mud level in the pile casing of the bored pile as claimed in claim 1, further comprising a touch display screen electrically connected to the control system, wherein the control system sends the received detection data of the first level sensor and the second level sensor to the touch display screen for display.
3. The device for controlling the mud level in the pile casing of the bored pile as claimed in claim 2, wherein the control system is further provided with an alarm.
4. The device for controlling the mud surface in the pile casing of the drilled pile as claimed in claim 3, wherein the alarm is further connected to the touch display screen, and when the control system activates the alarm, the alarm sends an alarm signal to the touch display screen, and alarm information is displayed through the touch display screen.
5. The device for controlling the mud surface in the pile casing of the bored pile as claimed in claim 2, wherein a camera is installed at a side of the mounting base downward in the pile casing of the bored pile, the camera is electrically connected to the touch display screen, and the camera is controlled to be turned on and off by the touch display screen and the image taken by the camera is displayed in real time.
6. The apparatus for controlling the level of mud in a casing of a bored pile as set forth in claim 1, wherein said first and second level sensors are ultrasonic level sensors.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121806513.3U CN215718563U (en) | 2021-08-04 | 2021-08-04 | Mud liquid surface control device in bored pile casing |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121806513.3U CN215718563U (en) | 2021-08-04 | 2021-08-04 | Mud liquid surface control device in bored pile casing |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215718563U true CN215718563U (en) | 2022-02-01 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121806513.3U Active CN215718563U (en) | 2021-08-04 | 2021-08-04 | Mud liquid surface control device in bored pile casing |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215718563U (en) |
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2021
- 2021-08-04 CN CN202121806513.3U patent/CN215718563U/en active Active
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