CN215804529U - Anti-collapse double-tube drilling tool for quickly sampling soil - Google Patents
Anti-collapse double-tube drilling tool for quickly sampling soil Download PDFInfo
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- CN215804529U CN215804529U CN202120843614.1U CN202120843614U CN215804529U CN 215804529 U CN215804529 U CN 215804529U CN 202120843614 U CN202120843614 U CN 202120843614U CN 215804529 U CN215804529 U CN 215804529U
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Abstract
The utility model relates to an anti-collapse double-pipe drilling tool for quickly sampling soil samples, which comprises a spliced outer pipe, wherein a spliced inner pipe and a sampling pipe are inserted into the spliced outer pipe, the sampling pipe is connected to the bottom end of the spliced inner pipe, a drill bit with a hole is arranged at the bottom end of the spliced outer pipe, and a soil sample inlet hole matched with the sampling pipe is formed in the center of the drill bit with the hole. Compared with the prior art, the utility model has the following beneficial effects: the anti-collapse double-pipe drilling tool for quickly sampling soil samples ensures that collapse cannot occur in the soil sampling process, and accelerates the sampling progress and the sampling accuracy.
Description
Technical Field
The utility model relates to an anti-collapse double-pipe drilling tool for quickly sampling soil samples, and belongs to the technical field of soil sampling.
Background
In order to guarantee the safety of the constructed, under-constructed and to-be-constructed construction projects, soil sampling needs to be carried out on the foundation related to the building in the whole construction process, the existing soil sample drilling tools are designed in a single layer, and the sampling drilling holes on the ground collapse after the drilling tools are pulled out, so that the sampling progress and effect are influenced.
SUMMERY OF THE UTILITY MODEL
According to the defects in the prior art, the technical problems to be solved by the utility model are as follows: in order to solve one of the problems, the anti-collapse double-pipe drilling tool for quickly sampling soil samples is provided.
The utility model relates to an anti-collapse double-pipe drilling tool for quickly sampling soil samples, which is characterized in that: including concatenation formula outer tube, concatenation formula outer tube interpolation is equipped with concatenation formula inner tube and sampling tube, the bottom at concatenation formula inner tube is connected to the sampling tube, and porose drill bit is installed to the bottom of concatenation formula outer tube, porose drill bit center is seted up and is advanced the hole with sampling tube matched with soil sample.
Preferably, concatenation formula outer tube includes a plurality of outer tube monomers that end to end links together, and is first the free bottom of outer tube is connected with the hole drill bit, outer tube monomer center has the outer tube hole, the outer tube external screw thread has on the outer wall of outer tube monomer upper end, have on the inner wall of outer tube monomer bottom with outer tube external screw thread matched with outer tube internal thread.
Preferably, the connector under connector and the outer tube on the outer tube is installed to the free both ends of outer tube detachable respectively, have the outer tube external screw thread on the outer wall of connector on the outer tube, have the outer tube internal thread with outer tube external screw thread matched with on the inner wall of connector under the outer tube.
Preferably, the spliced inner pipe comprises a plurality of inner pipe monomers which are connected together end to end, the inner pipe monomers are connected together through threads, and the front end of the first inner pipe monomer is connected with the sampling pipe through a sampling pipe connector.
Preferably, the sampling tube is arranged in a hollow mode, and the bottom end of the sampling tube is provided with a foldable one-way flap-shaped structure.
Preferably, the outer wall of the upper end of the inner tube monomer is provided with inner tube external threads, the inner wall of the bottom end of the inner tube monomer is provided with inner tube internal threads matched with the inner tube external threads, the upper end and the lower end of the sampling tube connector are respectively provided with an upper stud and a lower stud, the upper stud is in threaded connection with the inner tube internal threads of the first inner tube monomer, and the lower stud is in threaded fit with the internal threads at the top end of the sampling tube.
Preferably, the porous drill is replaced by a non-porous drill.
Preferably, the material of sampling tube is plastics, sampling tube and one-way lamella column structure integrated into one piece.
Preferably, the soil sample inlet hole is a stepped hole, so that the sampling tube is prevented from sliding out of the soil sample inlet hole.
Preferably, the one-way petal structure comprises a plurality of petals, the petal structure is closed, and the petals are connected into a whole.
Compared with the prior art, the utility model has the following beneficial effects: the anti-collapse double-pipe drilling tool for quickly sampling soil samples ensures that collapse cannot occur in the soil sampling process, and accelerates the sampling progress and the sampling accuracy.
Drawings
In order to more clearly illustrate the detailed description of the utility model or the technical solutions in the prior art, the drawings that are needed in the detailed description of the utility model or the prior art will be briefly described below. Throughout the drawings, like elements or portions are generally identified by like reference numerals. In the drawings, elements or portions are not necessarily drawn to scale.
FIG. 1 is a schematic structural view of the present invention;
FIG. 2 is a schematic view of the structure of the assembled inner tube and sampling tube of the present invention;
FIG. 3 is an enlarged view of the structure of the connector of the sampling tube;
FIG. 4 is a structural view of an outer tube unit;
FIG. 5 is a structural view of an inner tube unit;
FIG. 6 is a block diagram of a non-porous drill bit;
FIG. 7 is a block diagram of an outer tube striking cap;
FIG. 8 is a block diagram of the outer tube lift cap;
fig. 9 is a structural view of the inner tube lift cap.
In the figure: 1. spliced outer tube 1.1, outer tube monomer 1.2, outer tube hole 1.3, outer tube external screw thread 1.4, outer tube internal screw thread 2, spliced inner tube 2.1, inner tube monomer 2.2, inner tube external screw thread 2.3, inner tube internal screw thread 3, sampling tube 3.1, one-way lamella structure 4, porose drill bit 5, soil sample advances hole 6, sampling tube connector 7, sclausura drill bit 8, outer tube hits and hits cap 9, inner tube hits and hits cap 10, outer tube lifting cap 11, inner tube lifting cap.
Detailed Description
The utility model is further described below with reference to the accompanying drawings:
the present invention is further illustrated by the following specific examples, which are not intended to limit the scope of the utility model, and any modifications, equivalents, improvements, etc. made within the spirit and principle of the present invention should be included in the scope of the present invention.
Examples
As shown in fig. 1-9, the anti-collapse double-tube drilling tool for quickly sampling soil samples comprises a splicing outer tube 1, a splicing inner tube 2 and a sampling tube 3 are inserted into the splicing outer tube 1, the sampling tube 3 is connected to the bottom end of the splicing inner tube 2, a porous drill bit 4 is installed at the bottom end of the splicing outer tube 1, and a soil sample inlet hole 5 matched with the sampling tube 3 is formed in the center of the porous drill bit 4.
In this embodiment, the spliced outer tube 1 comprises a plurality of outer tube single bodies 1.1 connected end to end, the bottom end of the first outer tube single body 1.1 is connected with a hole drill 4, the center of the outer tube single body 1.1 is provided with an outer tube inner hole 1.2, the outer wall of the upper end of the outer tube single body 1.1 is provided with an outer tube external thread 1.3, and the inner wall of the bottom end of the outer tube single body 1.1 is provided with an outer tube internal thread 1.4 matched with the outer tube external thread 1.3; an outer tube upper connector and an outer tube lower connector are detachably mounted at two ends of the outer tube single body 1.1 respectively, an outer tube external thread 1.3 is arranged on the outer wall of the outer tube upper connector, and an outer tube internal thread 1.4 matched with the outer tube external thread 1.3 is arranged on the inner wall of the outer tube lower connector; the spliced inner pipe 2 comprises a plurality of inner pipe single bodies 2.1 which are connected together end to end, the inner pipe single bodies 2.1 are connected together through threads, and the front end of the first inner pipe single body 2.1 is connected with the sampling pipe 3 through a sampling pipe connector 6; the sampling tube 3 is arranged in a hollow manner, and the bottom end of the sampling tube 3 is provided with a foldable one-way valve-shaped structure; the outer wall of the upper end of the inner pipe single body 2.1 is provided with an inner pipe external thread 2.2, the inner wall of the bottom end of the inner pipe single body 2.1 is provided with an inner pipe internal thread 2.3 matched with the inner pipe external thread 2.2, the upper end and the lower end of the sampling pipe connector 6 are respectively provided with an upper stud and a lower stud, the upper stud is in threaded connection with the inner pipe internal thread 2.3 of the first inner pipe single body 2.1, and the lower stud is in threaded fit with the internal thread at the top end of the sampling pipe 3; the holed drill 4 is replaced by a non-holed drill 7; the sampling tube 3 is made of plastic, and the sampling tube 3 and the one-way valve-shaped structure are integrally formed; the soil sample inlet hole 5 is a stepped hole, so that the sampling tube 3 is prevented from sliding out of the soil sample inlet hole 5; the one-way petal-shaped structure comprises a plurality of petals, the petal-shaped structure is closed, and the petals are connected into a whole; the inner diameter of the outer tube single body 1.1 is slightly larger than the outer diameter of the inner tube single body 2.1.
The construction method comprises the following steps:
1. taking an outer pipe single body 1.1, installing a non-porous drill bit 7 at the lower end of the outer pipe single body, buckling an outer pipe beating cap 8 at the upper end of the outer pipe single body, beating the outer pipe beating cap 8 by using a soil sampling drilling machine, beating the outer pipe single body 1.1 into a soil layer, then taking down the outer pipe beating cap 8, installing an outer pipe lifting cap 10 at the upper end of the outer pipe single body 1.1 through threads, and lifting the outer pipe single body 1.1 out of the soil layer by using the outer pipe lifting cap 10;
2. connecting two outer tube single bodies 1.1 together, installing a hole drill bit 4 at the lower end of a first section of the outer tube single body 1.1, placing a combined piece into a sampling hole formed in the step one, placing a sampling tube 3 in the first section of the outer tube single body 1.1, connecting the upper end of the sampling tube 3 with an inner tube single body 2.1 through a sampling tube connector 6, buckling an outer tube beating cap 8 at the upper end of the outer tube single body 1.1, buckling an inner tube beating cap 9 at the upper end of the inner tube single body 2.1, beating the outer tube beating cap 8 by using a soil sampling drilling machine, pressing the inner tube beating cap 9 downwards by the outer tube beating cap 8, beating the two sections of the outer tube single bodies 1.1 into the soil layer, and opening a one-way petal-shaped structure of a soil sample inlet hole 5 and then entering the sampling tube 3;
3. taking down the outer tube beating cap 8 and the inner tube beating cap 9, installing an inner tube lifting cap 11 at the upper end of the inner tube single body 2.1 through threads, and taking out the combined part of the inner tube single body 2.1 and the sampling tube 3 by using the inner tube lifting cap 11;
4. taking out the soil sample of the sampling tube 3 for inspection;
5. when a deeper soil sample is needed, the upper end of an outer tube monomer 1.1 is continuously additionally provided with a section of outer tube monomer 1.1, a sampling tube 3 is arranged in a first section of outer tube monomer 1.1, the upper end of the sampling tube 3 is connected with an inner tube monomer 2.1 through a sampling tube connector 6, the upper end of the first section of inner tube monomer 2.1 is additionally provided with an inner tube monomer 2.1, an outer tube beating cap 8 is buckled on the upper end of the outer tube monomer 1.1, an inner tube beating cap 9 is buckled on the upper end of the inner tube monomer 2.1, the outer tube beating cap 8 is knocked by a soil sample drilling machine, the outer tube beating cap 8 presses down the inner tube beating cap 9, the two sections of outer tube monomers 1.1 are beaten into the soil layer, and soil opens a one-way petal-shaped structure of a soil sample inlet 5 and enters the sampling tube 3;
6. taking down the outer pipe beating cap 8 and the inner pipe beating cap 9, installing an inner pipe lifting cap 11 at the upper end of the inner pipe single body 2.1, and taking out the combined part of the two sections of inner pipe single bodies 2.1 and the sampling pipe 3 by using the inner pipe lifting cap 11;
7. taking out the soil sample of the sampling tube 3 for inspection.
The method comprises the steps of operating in sequence to obtain soil samples of various depths, installing an inner tube lifting cap 11 at the upper end of an inner tube single body 2.1 after sampling is finished, taking out a multi-section inner tube single body 2.1 and a sampling tube 3 combined piece by using the inner tube lifting cap 11, installing an outer tube lifting cap 10 at the upper end of an outer tube single body 1.1, lifting the multi-section outer tube single body 1.1 out of a soil layer by using the outer tube lifting cap 10, sequentially disassembling the multi-section inner tube single body 2.1 and the outer tube single body 1.1, cleaning and storing, and facilitating next use.
The foregoing shows and describes the general principles, essential features, and advantages of the utility model. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the utility model as claimed. The scope of the utility model is defined by the appended claims and equivalents thereof.
Claims (10)
1. The utility model provides a quick soil sample prevents formula double-barrelled drilling tool that collapses which characterized in that: including concatenation formula outer tube (1), concatenation formula outer tube (1) interpolation is equipped with concatenation formula inner tube (2) and sampling tube (3), the bottom at concatenation formula inner tube (2) is connected in sampling tube (3), and porose drill bit (4) are installed to the bottom of concatenation formula outer tube (1), porose drill bit (4) center is seted up and is advanced hole (5) with sampling tube (3) matched with soil sample.
2. The rapid soil sampling collapse-proof type double-pipe drilling tool according to claim 1, wherein: concatenation formula outer tube (1) includes a plurality of outer tube monomer (1.1) that end to end links together, and is first the bottom of outer tube monomer (1.1) is connected with hole drill bit (4), outer tube monomer (1.1) center has outer tube hole (1.2), outer tube external screw thread (1.3) have on the outer wall of outer tube monomer (1.1) upper end, have on the inner wall of outer tube monomer (1.1) bottom with outer tube external screw thread (1.3) matched with outer tube internal thread (1.4).
3. The rapid soil sampling collapse-proof type double-pipe drilling tool according to claim 2, wherein: the outer tube connector and the outer tube connector are detachably mounted at two ends of the outer tube single body (1.1) respectively, outer tube external threads (1.3) are arranged on the outer wall of the outer tube connector, and outer tube internal threads (1.4) matched with the outer tube external threads (1.3) are arranged on the inner wall of the outer tube connector.
4. The rapid soil sampling collapse-prevention type double-pipe drilling tool according to claim 3, wherein: spliced inner tube (2) include a plurality of end to end inner tube monomer (2.1) that link together, a plurality of inner tube monomer (2.1) are in the same place through threaded connection, and the front end of first inner tube monomer (2.1) is passed through sampling tube connector (6) and is connected with sampling tube (3).
5. The rapid soil sampling collapse-prevention type double-pipe drilling tool according to claim 4, wherein: the sampling tube (3) is arranged in a hollow mode, and the bottom end of the sampling tube (3) is provided with a foldable one-way valve-shaped structure.
6. The rapid soil sampling collapse-prevention type double-pipe drilling tool according to claim 5, wherein: the outer wall of the upper end of the inner pipe monomer (2.1) is provided with an inner pipe external thread (2.2), the inner wall of the bottom end of the inner pipe monomer (2.1) is provided with an inner pipe internal thread (2.3) matched with the inner pipe external thread (2.2), the upper end and the lower end of the sampling pipe connector (6) are respectively provided with an upper stud and a lower stud, the upper stud is in threaded connection with the inner pipe internal thread (2.3) of the first inner pipe monomer (2.1), and the lower stud is in threaded fit with the internal thread on the top end of the sampling pipe (3).
7. The rapid soil sampling collapse-prevention type double-pipe drilling tool according to claim 6, wherein: the drill bit (4) with holes is replaced by a drill bit (7) without holes.
8. The rapid soil sampling collapse-proof type double-pipe drilling tool according to claim 7, wherein: the material of sampling tube (3) is plastics, sampling tube (3) and one-way lamella column structure integrated into one piece.
9. The rapid soil sampling collapse-proof type double-pipe drilling tool according to claim 8, wherein: soil sample inlet hole (5) are the shoulder hole, prevent that sampling tube (3) from advancing the roll-off in hole (5) from the soil sample.
10. The rapid soil sampling collapse-proof type double-pipe drilling tool according to claim 9, wherein: one-way petal structure includes a plurality of petals, and petal structure is closed, and is a plurality of the petal is connected and is become a whole.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120843614.1U CN215804529U (en) | 2021-04-23 | 2021-04-23 | Anti-collapse double-tube drilling tool for quickly sampling soil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120843614.1U CN215804529U (en) | 2021-04-23 | 2021-04-23 | Anti-collapse double-tube drilling tool for quickly sampling soil |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215804529U true CN215804529U (en) | 2022-02-11 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202120843614.1U Active CN215804529U (en) | 2021-04-23 | 2021-04-23 | Anti-collapse double-tube drilling tool for quickly sampling soil |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215804529U (en) |
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2021
- 2021-04-23 CN CN202120843614.1U patent/CN215804529U/en active Active
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