CN114769303A - Soil sampling restores supplementary compact injection drilling tool of integrative rig - Google Patents
Soil sampling restores supplementary compact injection drilling tool of integrative rig Download PDFInfo
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- CN114769303A CN114769303A CN202210697203.5A CN202210697203A CN114769303A CN 114769303 A CN114769303 A CN 114769303A CN 202210697203 A CN202210697203 A CN 202210697203A CN 114769303 A CN114769303 A CN 114769303A
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- connecting rod
- rod
- drilling tool
- soil sampling
- upper connecting
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09C—RECLAMATION OF CONTAMINATED SOIL
- B09C1/00—Reclamation of contaminated soil
Abstract
The invention discloses an auxiliary compaction and medicine injection drilling tool of a soil sampling and repairing integrated drilling machine. The drilling tool comprises a hollow upper connecting rod, a hollow middle connecting rod, a hollow spray rod and an injection head, wherein the bottom end of the upper connecting rod is connected with the top end of the middle connecting rod; the injection device comprises an upper connecting rod, a spray rod, a spring, a plurality of medicine injection holes, a ball type check valve, a switch valve and a control valve, wherein the ball type check valve is arranged in the upper connecting rod, the medicine injection holes communicated with the hollow part of the spray rod are formed in the outer side of the spray rod, the switch valve is arranged in the spray rod, and the bottom end of the switch valve is positioned in an injection head and is sleeved with the spring. The auxiliary compaction medicine injection drilling tool of the soil sampling and repairing integrated drilling machine is relatively simple in overall structure, stable in performance, high in overall reliability, convenient and rapid in part replacement, small in replacement amount, and capable of preventing the drill rod from being blocked due to slurry and underground water recharge, so that the repairing work efficiency and effect are greatly improved.
Description
Technical Field
The invention relates to the field of drilling tools, in particular to an auxiliary compaction and chemical injection drilling tool of a soil sampling and repairing integrated drilling machine.
Background
The compaction technology used in the traditional soil remediation project can frequently flow backwards when running into a quicksand layer, so that a drill pipe channel is blocked, and the compaction and chemical injection failure is caused. In addition, the traditional mode has a simple structure and poor penetration capability, drilling tool materials are not corrosion-resistant, and certain dangerousness can exist when the loss is large.
Disclosure of Invention
In order to solve the problems, the invention provides an auxiliary compaction and chemical injection drilling tool of a soil sampling and repairing integrated drilling machine.
According to one aspect of the invention, an auxiliary compaction and medicine injection drilling tool of a soil sampling and repairing integrated drilling machine is provided, which comprises a hollow upper connecting rod, a hollow middle connecting rod, a hollow spray rod and an injection head, wherein the bottom end of the upper connecting rod is connected with the top end of the middle connecting rod, the top end of the spray rod is installed in the middle connecting rod, and the bottom end of the spray rod is connected with the injection head; the injection device comprises an upper connecting rod, a spray rod, a spring, a plurality of injection holes, a ball type check valve, a switch valve and a control valve, wherein the ball type check valve is arranged in the upper connecting rod, the spray rod is provided with a plurality of medicine injection holes communicated with the hollow part of the spray rod on the outer side, the switch valve is arranged in the spray rod, and the bottom end of the switch valve is positioned in the injection head and sleeved with the spring.
The auxiliary compaction medicine injection drilling tool of the soil sampling and repairing integrated drilling machine is relatively simple in overall structure, stable in performance, high in overall reliability, convenient and rapid in part replacement, small in replacement amount, and capable of preventing the drill rod from being blocked due to slurry and underground water recharging, so that the repairing work efficiency and effect are greatly improved.
In some embodiments, the top of the head rod has a first male thread. Therefore, the top of the upper connecting rod can be connected with the compacted drill rod through the first male thread.
In some embodiments, the bottom of the head rod has a second female thread, the top of the middle rod has a second male thread, and the second female thread and the second male thread are in mating connection. Thus, a specific connection of the head and middle rods is described.
In some embodiments, the upper connecting rod is internally provided with an elastic cylindrical pin, and the bead type check valve is positioned between the top end of the upper connecting rod and the elastic cylindrical pin. Therefore, the elastic cylindrical pin is arranged for restraining and preventing the ball type check valve from falling.
In some embodiments, the top end of the middle connecting rod has a sliding cavity inside, and the top of the spray rod has a sliding block which is slidably mounted in the sliding cavity. Thus, a specific connection of the center-link rod and the spray bar is described.
In some embodiments, the spray bar has semi-circular grooves on its outside, and each injection hole is located at each semi-circular groove. Thus, the distribution positions of the injection holes are described.
In some embodiments, the middle connector rod is larger in diameter than the top connector rod. Therefore, the resistance of the subsequent structures such as the upper connecting rod and the like during operation can be reduced.
In some embodiments, the bottom of the spray bar has a third male thread and the top of the injector head has a third female thread, the third male thread and the third female thread being cooperatively connected. Thus, a specific connection of the spray bar and the injection head is described.
In some embodiments, two seal rings are mounted inside the center-to-center rod, and one seal ring is mounted inside the spray bar. Thus, a seal ring is provided for sealing attachment.
In some embodiments, the top extension rod, the middle extension rod and the injection head are heat treated and passivated after phosphorization, the spray rod and the beaded check valve are made of stainless steel, and the on-off valve is made of teflon. Therefore, the materials and treatment modes of the structures are described, so that the strength, the wear resistance and the corrosion resistance of the drilling tool are improved.
Drawings
FIG. 1 is a schematic structural diagram of an auxiliary compaction and injection drilling tool of a soil sampling and repairing integrated drilling machine according to an embodiment of the invention;
FIG. 2 is a schematic structural diagram of the soil sampling and remediation integrated drilling machine shown in FIG. 1 when an injection head of an auxiliary compaction and injection drilling tool is ejected;
FIG. 3 is an exploded perspective view of an auxiliary compaction and injection drilling tool of the soil sampling and remediation integrated drilling machine of FIG. 1;
fig. 4 is a schematic cross-sectional structure diagram of an auxiliary compaction and chemical injection drilling tool of the soil sampling and remediation integrated drilling machine shown in fig. 1.
In the figure: the upper extension rod 1, the middle extension rod 2, the spray rod 3, the injection head 4, the bead type check valve 5, the medicine injection hole 6, the switch valve 7, the spring 8, the sealing ring 9, the first male thread 11, the second female thread 12, the elastic cylindrical pin 13, the second male thread 21, the sliding cavity 22, the sliding block 31, the semicircular annular groove 32, the third male thread 33 and the third female thread 41.
Detailed Description
The present invention will be described in further detail with reference to the accompanying drawings.
Fig. 1 schematically shows a structure of an auxiliary compaction and chemical injection drilling tool of a soil sampling and remediation integrated drilling machine according to an embodiment of the invention, fig. 2 shows a structure of an injection head of the auxiliary compaction and chemical injection drilling tool of the soil sampling and remediation integrated drilling machine of fig. 1 when the injection head is ejected out, fig. 3 shows an exploded perspective structure of the auxiliary compaction and chemical injection drilling tool of the soil sampling and remediation integrated drilling machine of fig. 1, and fig. 4 shows a sectional structure of the auxiliary compaction and chemical injection drilling tool of the soil sampling and remediation integrated drilling machine of fig. 1. As shown in fig. 1-4, the drilling tool comprises an upper extension rod 1, a middle extension rod 2, a spray rod 3 and an injection head 4 which are connected in sequence from top to bottom, wherein the upper extension rod 1, the middle extension rod 2 and the spray rod 3 are hollow, i.e. are provided with through holes therein and are communicated in sequence.
The concrete connection mode of each structure is as follows: the bottom of the upper connecting rod 1 is provided with a second female thread 12, the top of the middle connecting rod 2 is provided with a second male thread 21, and the second female thread 12 is matched and connected with the second male thread 21; the top end of the middle connecting rod 2 is internally provided with a sliding cavity 22, the top of the spray rod 3 is provided with a sliding block 31, and the sliding block 31 is arranged in the sliding cavity 22 and can slide; the bottom of the spray rod 3 is provided with a third male thread 33, the top of the injection head 4 is provided with a third female thread 41, and the third male thread 33 is matched and connected with the third female thread 41.
Furthermore, a first male thread 11 is provided at the top of the extension rod 1, the first male thread 11 having a certain taper for connection with a drill rod (not shown) above the drill tool.
Preferably, the upper connecting rod 1, the middle connecting rod 2 and the injection head 4 are subjected to heat treatment and passivation treatment after phosphorization, so that the strength and the wear resistance of the injection head are improved.
The upper connecting rod 1 is hollow, and the ball type check valve 5 is installed in the upper connecting rod 1, and the elastic cylindrical pin 13 is installed in the upper connecting rod 1, wherein the ball type check valve 5 is located between the top end of the upper connecting rod 1 and the elastic cylindrical pin 13, and then the elastic cylindrical pin 13 restrains and prevents the stainless steel ball type check valve 5 from falling down.
Preferably, the ball check valve 5 is made of stainless steel.
The interior of the middle extension rod 2 is hollow and is provided with the top of the spray rod 3, and two sealing rings 9 are arranged in the interior of the middle extension rod 2 side by side, so that the spray rod 3 can be installed in a sealing manner.
Preferably, the middle connecting rod 2 is drum-shaped, and the diameter of the middle connecting rod is slightly larger than that of the upper connecting rod 1.
The spray rod 3 is provided with a semi-circular ring groove 32 on the outer side, and a plurality of (preferably 4) medicine injection holes 6 are uniformly distributed at each semi-circular ring groove 32, and each medicine injection hole 6 is communicated with the hollow part inside the spray rod 3. A sealing ring 9 is also mounted inside the spray bar 3.
Preferably, the spray bar 3 is made of stainless steel.
And a switch valve 7 is arranged in the spray rod 3, the bottom end of the switch valve 7 extends into the injection head 4, a spring 8 is sleeved at the bottom end of the switch valve 7, and a step is processed in the injection head 4 for placing the spring 8. Wherein the spray bar 3 and the injection head 4 are ejected when pressed due to the presence of the on-off valve 7 and the spring 8.
Preferably, the on-off valve 7 is made of teflon.
When using this drilling tool, be connected it with the drilling rod, rethread soil sampling restores integrative rig and penetrates it underground to appointed stratum. Wherein, because this drilling tool wholly is the toper to well extension rod 2 is great relative rear portion extension rod 1 isotructure, can make the penetration resistance reduce, and the penetration effect is better. When the injection head 4 at the front end of the drilling tool discharges soil and reaches the specified depth, the soil is continuously penetrated by 10cm, and then the soil is pulled out by 10cm to leave a gap at the front end.
Then connecting the drilling tool with a medicine injection pump, enabling the medicine to enter the drilling tool through the hollow parts of the structures, enabling the spray rod 3 and the injection head 4 to be ejected out in a sliding mode, and enabling the medicine injection holes 6 to be exposed to the soil; continuously annotate the medicine, pressure increases, and ooff valve 7 is promoted to overcome 8 power downshifts of spring, and whole medicament passageway is opened, and high-pressure medicament gets into soil through each injection hole 6 to can follow the infiltration of soil gap after breaking away soil, thereby realize the prosthetic purpose of injection.
What has been described above are merely some embodiments of the present invention. It will be apparent to those skilled in the art that various changes and modifications can be made without departing from the inventive concept thereof, and these changes and modifications can be made without departing from the spirit and scope of the invention.
Claims (10)
1. The utility model provides a soil sampling restores supplementary compact injection drilling tool of integrative rig which characterized in that: the injection device comprises a hollow upper connecting rod (1), a hollow middle connecting rod (2), a hollow spray rod (3) and an injection head (4), wherein the bottom end of the upper connecting rod (1) is connected with the top end of the middle connecting rod (2), the top end of the spray rod (3) is installed in the middle connecting rod (2), and the bottom end of the spray rod is connected with the injection head (4); the injection device is characterized in that a bead-type check valve (5) is installed inside the upper connecting rod (1), a plurality of medicine injection holes (6) communicated with the hollow portion of the spray rod (3) are formed in the outer side of the spray rod, a switch valve (7) is installed inside the spray rod, and the bottom end of the switch valve (7) is located in the injection head (4) and sleeved with a spring (8).
2. The auxiliary compaction and medicine injection drilling tool of the soil sampling and repairing integrated drilling machine according to claim 1, characterized in that: the top of the upper connecting rod (1) is provided with a first male thread (11).
3. The auxiliary compaction and medicine injection drilling tool of the soil sampling and repairing integrated drilling machine according to claim 1, characterized in that: the bottom of the upper connecting rod (1) is provided with a second female thread (12), the top of the middle connecting rod (2) is provided with a second male thread (21), and the second female thread (12) is matched and connected with the second male thread (21).
4. The auxiliary compaction and medicine injection drilling tool of the soil sampling and repairing integrated drilling machine according to claim 1, characterized in that: an elastic cylindrical pin (13) is arranged in the upper connecting rod (1), and the bead type check valve (5) is positioned between the top end of the upper connecting rod (1) and the elastic cylindrical pin (13).
5. The auxiliary compaction and medicine injection drilling tool of the soil sampling and repairing integrated drilling machine according to claim 1, characterized in that: the top end of the middle connecting rod (2) is internally provided with a sliding cavity (22), the top of the spray rod (3) is provided with a sliding block (31), and the sliding block (31) is slidably arranged in the sliding cavity (22).
6. The auxiliary compaction and medicine injection drilling tool of the soil sampling and repairing integrated drilling machine according to claim 1, characterized in that: the diameter of the middle connecting rod (2) is larger than that of the upper connecting rod (1).
7. The auxiliary compaction and medicine injection drilling tool of the soil sampling and remediation integrated drilling machine as claimed in claim 1, wherein: the outer side of the spray rod (3) is provided with semi-circular grooves (32), and each medicine injection hole (6) is located at each semi-circular groove (32).
8. The auxiliary compaction and medicine injection drilling tool of the soil sampling and repairing integrated drilling machine according to claim 1, characterized in that: the bottom of the spray rod (3) is provided with a third male thread (33), the top of the injection head (4) is provided with a third female thread (41), and the third male thread (33) is matched and connected with the third female thread (41).
9. The auxiliary compaction and medicine injection drilling tool of the soil sampling and remediation integrated drilling machine as claimed in claim 1, wherein: two sealing rings (9) are arranged inside the middle connecting rod (2), and one sealing ring (9) is arranged inside the spray rod (3).
10. The auxiliary compaction and medicine injection drilling tool of the soil sampling and repairing integrated drilling machine according to claim 1, characterized in that: the upper connecting rod (1), the middle connecting rod (2) and the injection head (4) are subjected to heat treatment and passivation treatment after phosphorization, the spray rod (3) and the bead type one-way valve (5) are made of stainless steel, and the switch valve (7) is made of polytetrafluoroethylene.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210697203.5A CN114769303B (en) | 2022-06-20 | 2022-06-20 | Soil sampling restores supplementary compact injection drilling tool of integrative rig |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202210697203.5A CN114769303B (en) | 2022-06-20 | 2022-06-20 | Soil sampling restores supplementary compact injection drilling tool of integrative rig |
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| CN114769303A true CN114769303A (en) | 2022-07-22 |
| CN114769303B CN114769303B (en) | 2022-09-27 |
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| CN202210697203.5A Active CN114769303B (en) | 2022-06-20 | 2022-06-20 | Soil sampling restores supplementary compact injection drilling tool of integrative rig |
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Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB946368A (en) * | 1962-11-26 | 1964-01-15 | Stanley Dewsnap Hill | Improvements in or relating to hand-operated soil fumigators |
| CN2202795Y (en) * | 1994-08-08 | 1995-07-05 | 何庆林 | Big head anchor rod drill machine |
| CN106050157A (en) * | 2016-08-15 | 2016-10-26 | 南京市宜德思环境科技有限责任公司 | Drill pipe device for mixed injection of various medicaments |
| CN207076766U (en) * | 2017-08-02 | 2018-03-09 | 环境保护部南京环境科学研究所 | A kind of nanometer ferron original position injection device |
| CN108057712A (en) * | 2017-12-28 | 2018-05-22 | 江苏盖亚环境科技股份有限公司 | The densification injection mechanism of integral drilling machine is repaired in a kind of soil sample |
| CN210216402U (en) * | 2019-07-04 | 2020-03-31 | 山东倍特力地基工程技术有限公司 | Drilling machine for extruding, spraying, reaming and pressure-grouting concrete pile |
| CN111282989A (en) * | 2020-03-27 | 2020-06-16 | 山东省环境保护科学研究设计院有限公司 | High-pressure injection drill bit for in-situ remediation of soil and underground water pollution |
| CN112705561A (en) * | 2019-10-24 | 2021-04-27 | 中国石油天然气股份有限公司 | Automatic jet grouting injection drilling tool for in-situ remediation of contaminated site |
| CN113414229A (en) * | 2021-06-18 | 2021-09-21 | 上海格林曼环境技术有限公司 | Method for repairing soil groundwater by adopting double-fluid injection integrated system |
| CN215785668U (en) * | 2021-09-06 | 2022-02-11 | 煜环环境科技有限公司 | Oxidation agent in-situ injection repair system for soil repair |
-
2022
- 2022-06-20 CN CN202210697203.5A patent/CN114769303B/en active Active
Patent Citations (10)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| GB946368A (en) * | 1962-11-26 | 1964-01-15 | Stanley Dewsnap Hill | Improvements in or relating to hand-operated soil fumigators |
| CN2202795Y (en) * | 1994-08-08 | 1995-07-05 | 何庆林 | Big head anchor rod drill machine |
| CN106050157A (en) * | 2016-08-15 | 2016-10-26 | 南京市宜德思环境科技有限责任公司 | Drill pipe device for mixed injection of various medicaments |
| CN207076766U (en) * | 2017-08-02 | 2018-03-09 | 环境保护部南京环境科学研究所 | A kind of nanometer ferron original position injection device |
| CN108057712A (en) * | 2017-12-28 | 2018-05-22 | 江苏盖亚环境科技股份有限公司 | The densification injection mechanism of integral drilling machine is repaired in a kind of soil sample |
| CN210216402U (en) * | 2019-07-04 | 2020-03-31 | 山东倍特力地基工程技术有限公司 | Drilling machine for extruding, spraying, reaming and pressure-grouting concrete pile |
| CN112705561A (en) * | 2019-10-24 | 2021-04-27 | 中国石油天然气股份有限公司 | Automatic jet grouting injection drilling tool for in-situ remediation of contaminated site |
| CN111282989A (en) * | 2020-03-27 | 2020-06-16 | 山东省环境保护科学研究设计院有限公司 | High-pressure injection drill bit for in-situ remediation of soil and underground water pollution |
| CN113414229A (en) * | 2021-06-18 | 2021-09-21 | 上海格林曼环境技术有限公司 | Method for repairing soil groundwater by adopting double-fluid injection integrated system |
| CN215785668U (en) * | 2021-09-06 | 2022-02-11 | 煜环环境科技有限公司 | Oxidation agent in-situ injection repair system for soil repair |
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| CN114769303B (en) | 2022-09-27 |
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