CN215057152U - Full-process monitoring system for reverse circulation drilled pile - Google Patents
Full-process monitoring system for reverse circulation drilled pile Download PDFInfo
- Publication number
- CN215057152U CN215057152U CN202120839183.1U CN202120839183U CN215057152U CN 215057152 U CN215057152 U CN 215057152U CN 202120839183 U CN202120839183 U CN 202120839183U CN 215057152 U CN215057152 U CN 215057152U
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- mud
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- pipe
- receiving bucket
- butt joint
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- 238000000034 method Methods 0.000 title claims abstract description 21
- 238000012544 monitoring process Methods 0.000 title claims abstract description 15
- 239000010985 leather Substances 0.000 claims description 27
- 210000001503 joint Anatomy 0.000 claims description 17
- 239000004744 fabric Substances 0.000 claims description 12
- 238000006073 displacement reaction Methods 0.000 claims description 8
- 239000002689 soil Substances 0.000 claims description 5
- 239000002131 composite material Substances 0.000 claims description 3
- 239000000463 material Substances 0.000 claims description 3
- 238000005553 drilling Methods 0.000 abstract description 11
- 238000010276 construction Methods 0.000 abstract description 9
- 230000008901 benefit Effects 0.000 abstract description 5
- 239000013049 sediment Substances 0.000 abstract description 3
- 238000005266 casting Methods 0.000 abstract 12
- 238000007569 slipcasting Methods 0.000 abstract 4
- 238000003032 molecular docking Methods 0.000 description 5
- 239000002002 slurry Substances 0.000 description 4
- 239000011148 porous material Substances 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000006978 adaptation Effects 0.000 description 1
- 238000004364 calculation method Methods 0.000 description 1
- 150000001875 compounds Chemical class 0.000 description 1
- 230000002950 deficient Effects 0.000 description 1
- 238000011161 development Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 239000011440 grout Substances 0.000 description 1
- 239000007788 liquid Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 238000003908 quality control method Methods 0.000 description 1
- 239000010802 sludge Substances 0.000 description 1
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 1
Images
Landscapes
- Piles And Underground Anchors (AREA)
- Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
Abstract
The utility model relates to a reverse circulation bored pile overall process monitored control system, connect fill, vertical slip casting pipe, vertical suction mud casting pipe, level suction mud casting pipe, side direction mud casting suction inlet, GPS locator, horizontal slip casting pipe, bottom earth suction inlet and nozzle including the mud casting, the mud casting connects the junction of fighting the setting at drill bit and drill rod, vertical slip casting pipe and vertical suction mud casting pipe set up inside the drill rod, the level is inhaled the mud casting and is set up in vertical suction mud casting bottom to connect the side direction mud casting suction inlet, the side direction mud casting suction inlet sets up and connects the drill rod bottom side of fighting the top at the mud casting, the GPS locator sets up and connects the fill bottom surface at the mud casting, horizontal slip casting pipe sets up inside the drill bit. The utility model has the advantages that: the utility model discloses reform transform on traditional reverse circulation rig, rational in infrastructure, it is convenient to install, can effectively clear up drilling bottom sediment, guarantees the effective performance of pile body end resistance, and real time monitoring drilling depth and mud proportion change simultaneously guarantee that construction safety goes on smoothly.
Description
Technical Field
The utility model relates to a pile foundation construction technical field, in particular to reverse circulation bored pile overall process monitored control system.
Background
The pile foundation is an ancient foundation type. Pile foundation construction techniques have gone through thousands of years of development. Both pile foundation materials and pile types, or pile foundation construction machinery and methods, have been greatly developed, and have formed modern foundation engineering systems. Mechanical pore-forming is the most main pore-forming mode of bored concrete pile construction, if dig pore-forming, auger drilling machine pore-forming, the rig pore-forming that circles round etc. soon, compare with manual hole digging pile, mechanical pore-forming has many-sided advantages such as the pore-forming operation is fast, pore-forming is efficient, mobility is strong, adaptation multiple geological conditions.
The hole forming operation is finished underground or underwater, so that the quality control difficulty is high, and the problems of hole collapse, hole shrinkage, inclined pile hole overexcavation, excessive thick sediment and the like are likely to occur in the construction process. The existing pile foundation construction monitoring needs manual measurement and manual calculation, all data of field construction needs manual whole-course tracking record, and a lot of monitoring blind areas still exist. Therefore, the pile foundation construction monitoring method is easy to make mistakes, poor in accuracy and low in monitoring efficiency.
Therefore, at present, it is urgently needed to find a reverse circulation drilled pile whole-process monitoring system which is convenient to install and can comprehensively measure and monitor.
SUMMERY OF THE UTILITY MODEL
The utility model aims at overcoming not enough among the prior art, providing a reverse circulation bored pile overall process monitored control system.
The whole process monitoring system of the reverse circulation drilled pile comprises a mud leather receiving hopper, a vertical grouting pipe, a vertical mud leather sucking pipe, a horizontal mud leather sucking pipe, a lateral mud leather suction port, a GPS (global positioning system) positioner, a horizontal grouting pipe, a bottom mud suction port and a nozzle, the mud-skin receiving hopper is arranged at the joint of the drill bit and the drill rod, the vertical grouting pipe and the vertical mud-skin sucking pipe are arranged inside the drill rod, the horizontal mud-skin sucking pipe is arranged at the bottom end of the vertical mud-skin sucking pipe, is connected with a lateral mud leather suction port which is arranged on the side surface of the bottom end of the drill rod above the mud leather receiving hopper, the GPS positioner is arranged on the bottom surface of the mud receiving hopper, the horizontal grouting pipe is arranged inside the drill bit and is connected with the vertical grouting pipe, the bottom soil suction port is arranged at the center of the bottom of the drill bit, and the nozzle is connected with the horizontal grouting pipe and arranged between the cutter heads at the bottom of the drill bit;
the mud skin connect fill include flexible appearance, mud density appearance, montant, LVDT displacement sensor, fabric and grid complex body, bracing, butt joint arm, butt joint bolt, connect the bucket frame and rubber contact piece, connect the bucket frame to set up in the butt joint arm outside, the butt joint arm passes through the butt joint bolt to be fixed in the drilling rod bottom, the rubber contact piece sets up and is connecing bucket frame tip, fabric and grid complex body setting is at the upper surface that connects bucket frame and rubber contact piece, the montant sets up in the butt joint arm top, the upper portion of montant is connected to flexible appearance one end, and the rubber contact piece is connected to the other end, mud density appearance sets up the top at the montant, LVDT displacement sensor sets up on the flexible appearance, the bracing sets up between flexible appearance and montant.
Preferably, the method comprises the following steps: the butt joint arm is in a symmetrical semicircular structure with a bolt hole lug plate.
Preferably, the method comprises the following steps: the end part of the hopper receiving frame is provided with an embedding hole, and the rubber contact sheet clamp is embedded into the end part of the hopper receiving frame.
Preferably, the method comprises the following steps: the fabric and grid composite body is made of water-permeable and pulp-permeable materials.
The utility model has the advantages that:
1. compared with the prior art, the utility model discloses reform transform on traditional reverse circulation rig, rational in infrastructure, it is convenient to install, can effectively clear up drilling bottom sediment, guarantees the effective performance of pile body end resistance, monitors drilling depth and mud proportion change simultaneously, and the technical benefit advantage is obvious.
2. The utility model discloses well the mud skin that sets up connects and installs LVDT displacement sensor, flexible appearance, rubber contact piece on fighting, rubber contact piece and pore wall direct contact can change thereupon along with the deformation of pore wall for the diameter change of control drilling.
3. The utility model discloses the fabric that sets up and the compound body water-permeable of grid are passed through the thick liquid for accept the dado crust that upper portion dropped, can take out the hole with the crust through inhaling the crust pipe outside, be used for the volume of dropping of control crust, and then can indirectly judge the effect of mud dado.
Drawings
FIG. 1 is a schematic diagram of a reverse circulation bored pile overall process monitoring system;
FIG. 2 is a schematic structural view of a mud-skin receiving hopper;
FIG. 3 is a top view of the mud-skin receiving hopper;
fig. 4 is a layout view of the grout pipe.
Description of reference numerals: 1-pore wall; 2-a mud skin receiving hopper; 3-a drill bit; 4-vertical grouting pipe; 5-a drill rod; 6-vertical sludge suction leather pipe; 7-horizontal mud sucking leather pipe; 8-side mud leather suction port; 9-GPS locator; 10-horizontal grouting pipe; 11-a cutter head; 12-bottom mud suction port; 13-a nozzle; 14-extensometer; 15-mud densitometer; 16-vertical bar; 17-LVDT displacement sensor; 18-fabric and grid complex; 19-diagonal bracing; 20-docking arm; 21-butt bolt; 22-hopper rack; 23-rubber contact sheet.
Detailed Description
The present invention will be further described with reference to the following examples. The following description of the embodiments is merely provided to aid in understanding the invention. It should be noted that, for those skilled in the art, without departing from the principle of the present invention, the present invention can be further modified and modified, and such modifications and modifications also fall within the protection scope of the appended claims.
As an embodiment, the whole process monitoring system of the reverse circulation drilled pile comprises a mud-skin receiving bucket 2, a vertical grouting pipe 4, a vertical mud-sucking pipe 6, a horizontal mud-sucking pipe 7, a lateral mud-skin suction opening 8, a GPS positioner 9, a horizontal grouting pipe 10, a bottom mud suction opening 12 and a nozzle 13, wherein the mud-skin receiving bucket 2 is arranged at the joint of a drill bit 3 and a drill rod 5, the vertical grouting pipe 4 and the vertical mud-sucking pipe 6 are arranged inside the drill rod 5, the horizontal mud-sucking pipe 7 is arranged at the bottom end of the vertical mud-sucking pipe 6 and is connected with the lateral mud-skin suction opening 8, the lateral mud-skin suction opening 8 is arranged on the side surface of the bottom end of the drill rod 5 above the mud-skin receiving bucket 2, the GPS positioner 9 is arranged on the bottom surface of the mud-skin receiving bucket 2, the horizontal grouting pipe 10 is arranged inside the drill bit 3, the horizontal grouting pipe 10 is connected with the vertical grouting pipe 4, the bottom mud suction opening 12 is arranged at the center of the bottom of the drill bit 3, the bottom soil suction port 12 is directly communicated with the drill rod 5, soil flows back to the mud pit through the drill rod, and the nozzle 13 is connected with the horizontal grouting pipe 10 and arranged between the tool bits 11 at the bottom of the drill bit 3;
the mud-skin receiving bucket 2 comprises a telescopic instrument 14, a mud density instrument 15, a vertical rod 16, an LVDT displacement sensor 17, a fabric and grid complex 18, an inclined strut 19, a butt joint arm 20, a butt joint bolt 21, a receiving bucket frame 22 and a rubber contact piece 23, wherein the receiving bucket frame 22 is in an umbrella-shaped radial structure, and is arranged outside the docking arm 20, said docking arm 20 being fixable to the bottom of the drill rod 5 by means of a docking bolt 21, the rubber contact piece 23 is arranged at the end part of the receiving frame 22, the fabric and grid complex 18 is arranged on the upper surfaces of the receiving frame 22 and the rubber contact piece 23, the vertical rod 16 is arranged above the butt joint arm 20, one end of the telescopic instrument 14 is connected with the upper part of the vertical rod 16, the other end is connected with a rubber contact piece 23, the mud density meter 15 is arranged on the top of a vertical rod 16, the LVDT displacement sensor 17 is arranged on the extensometer 14, and the inclined strut 19 is arranged between the extensometer 14 and the vertical rod 16.
The docking arm 20 is a symmetrical semi-circular structure with a keyhole ear plate.
The end of the hopper frame 22 is provided with an embedding hole, and the rubber contact piece 23 can be clamped and embedded into the end of the hopper frame 22.
The fabric and grid composite 18 may be permeable to water and slurry.
The utility model can comprehensively monitor the whole process of the reverse circulation drilling pile, and utilizes high-pressure slurry to impact the bottom of the drilling hole through the grouting pipe and the nozzle, thereby being convenient for clearing the deficient soil at the bottom of the drilling hole; the telescopic instrument is controlled to enable the rubber contact piece of the mud leather receiving hopper to be in direct contact with the hole wall and change along with the deformation of the hole wall, the diameter change of the drilled hole is monitored, meanwhile, the wall protection mud leather with the upper part falling down is received through the fabric and grid complex, and the mud leather can be pumped out of the drilled hole through the lateral mud leather suction port and is used for monitoring the falling amount of the mud leather; in addition, the drilling depth of the drill hole is monitored through a GPS positioner, and the specific gravity change of the slurry is monitored through a slurry density meter.
Claims (4)
1. The utility model provides a reverse circulation drilled pile overall process monitored control system which characterized in that: comprises a mud leather receiving bucket (2), a vertical grouting pipe (4), a vertical mud leather sucking pipe (6), a horizontal mud leather sucking pipe (7), a lateral mud leather sucking port (8), a GPS positioner (9), a horizontal grouting pipe (10), a bottom mud sucking port (12) and a nozzle (13), wherein the mud leather receiving bucket (2) is arranged at the joint of a drill bit (3) and a drill rod (5), the vertical grouting pipe (4) and the vertical mud leather sucking pipe (6) are arranged inside the drill rod (5), the horizontal mud leather sucking pipe (7) is arranged at the bottom end of the vertical mud leather sucking pipe (6) and is connected with the lateral mud leather sucking port (8), the lateral mud leather sucking port (8) is arranged at the side surface of the bottom end of the drill rod (5) above the mud leather receiving bucket (2), the GPS positioner (9) is arranged at the bottom surface of the mud leather receiving bucket (2), the horizontal grouting pipe (10) is arranged inside the drill bit (3), the horizontal grouting pipe (10) is connected with the vertical grouting pipe (4), the bottom soil suction port (12) is arranged at the center of the bottom of the drill bit (3), and the nozzle (13) is connected with the horizontal grouting pipe (10) and arranged between the cutter heads (11) at the bottom of the drill bit (3);
the mud leather receiving bucket (2) comprises a telescopic instrument (14), a mud density instrument (15), a vertical rod (16), an LVDT displacement sensor (17), a fabric and grid complex (18), an inclined strut (19), a butt joint arm (20), a butt joint bolt (21), a receiving bucket rack (22) and a rubber contact piece (23), wherein the receiving bucket rack (22) is of an umbrella-shaped radial structure and is arranged on the outer side of the butt joint arm (20), the butt joint arm (20) is fixed at the bottom of a drill rod (5) through the butt joint bolt (21), the rubber contact piece (23) is arranged at the end part of the receiving bucket rack (22), the fabric and grid complex (18) is arranged on the upper surfaces of the receiving bucket rack (22) and the rubber contact piece (23), the vertical rod (16) is arranged above the butt joint arm (20), one end of the telescopic instrument (14) is connected with the upper part of the vertical rod (16), and the other end of the telescopic instrument is connected with the rubber (23), the mud density meter (15) is arranged on the top of a vertical rod (16), the LVDT displacement sensor (17) is arranged on a telescopic instrument (14), and the inclined strut (19) is arranged between the telescopic instrument (14) and the vertical rod (16).
2. The reverse circulation bored pile full process monitoring system according to claim 1, wherein: the butt joint arm (20) is in a symmetrical semicircular structure with a bolt hole lug plate.
3. The reverse circulation bored pile full process monitoring system according to claim 1, wherein: the end part of the hopper frame (22) is provided with an embedding hole, and the rubber contact piece (23) is clamped and embedded into the end part of the hopper frame (22).
4. The reverse circulation bored pile full process monitoring system according to claim 1, wherein: the fabric and grid composite (18) is made of water-permeable and pulp-permeable materials.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120839183.1U CN215057152U (en) | 2021-04-22 | 2021-04-22 | Full-process monitoring system for reverse circulation drilled pile |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120839183.1U CN215057152U (en) | 2021-04-22 | 2021-04-22 | Full-process monitoring system for reverse circulation drilled pile |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215057152U true CN215057152U (en) | 2021-12-07 |
Family
ID=79112426
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120839183.1U Active CN215057152U (en) | 2021-04-22 | 2021-04-22 | Full-process monitoring system for reverse circulation drilled pile |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215057152U (en) |
-
2021
- 2021-04-22 CN CN202120839183.1U patent/CN215057152U/en active Active
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