CN218035739U - Multipurpose undisturbed soil sampler - Google Patents
Multipurpose undisturbed soil sampler Download PDFInfo
- Publication number
- CN218035739U CN218035739U CN202221840086.5U CN202221840086U CN218035739U CN 218035739 U CN218035739 U CN 218035739U CN 202221840086 U CN202221840086 U CN 202221840086U CN 218035739 U CN218035739 U CN 218035739U
- Authority
- CN
- China
- Prior art keywords
- drill bit
- sampling tube
- cap
- undisturbed soil
- soil sampler
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Expired - Fee Related
Links
- 239000002689 soil Substances 0.000 title claims abstract description 40
- 238000005070 sampling Methods 0.000 claims abstract description 65
- 230000035939 shock Effects 0.000 claims description 4
- 230000008878 coupling Effects 0.000 claims 3
- 238000010168 coupling process Methods 0.000 claims 3
- 238000005859 coupling reaction Methods 0.000 claims 3
- 230000002349 favourable effect Effects 0.000 abstract description 2
- 238000004080 punching Methods 0.000 abstract description 2
- 238000005527 soil sampling Methods 0.000 description 3
- 239000010410 layer Substances 0.000 description 2
- 238000013459 approach Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000002026 carminative effect Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 239000011148 porous material Substances 0.000 description 1
- 239000002344 surface layer Substances 0.000 description 1
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- Sampling And Sample Adjustment (AREA)
- Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
Abstract
The utility model discloses a multipurpose undisturbed soil sampler, which comprises a sampling tube, wherein one end of the sampling tube is coaxially provided with a hollow drill bit, the diameter of the hollow drill bit is matched with that of the sampling tube, and the inner side of one end of the hollow drill bit, which is far away from the sampling tube, is provided with a cutting edge; the other end of the sampling tube is provided with a drill bit cap, a plurality of connecting rods are arranged between the drill bit cap and the sampling tube, and the connecting rods are tightly attached to the outer wall of the sampling tube. In the utility model, a hollow drill bit is arranged at one end of the sampling tube, so that the sampling tube is easier to punch, and the sampling tube is favorable for punching to a preset depth; the cutting edge of the air drill bit is arranged at the inner side, so that the sampling of undisturbed soil is prevented from being influenced; in addition, the hollow drill bit is connected to the drill bit cap through a plurality of connecting rods, so that the drill bit is prevented from falling into the soil; and the force applied to the drill bit cap is favorably transmitted to the hollow drill bit through the connecting rod, so that the influence of the force applied to the drill bit cap on the sampling tube is reduced.
Description
Technical Field
The utility model relates to a soil sampling technical field, concretely relates to multipurpose original state soil sampler.
Background
Currently, PVC pipes are mostly adopted when soil sampling is carried out; however, when the root system of the surface layer of the soil is too much, the gravel content is more or the soil layer is harder, the PVC pipe is difficult to be drilled into the soil, and the PVC pipe is more difficult to be drilled to a preset depth along with the increase of the compactness of the soil of the lower layer and is inconvenient to take out; in addition, when soil is soft, the soil in the PVC pipe is easy to deform under the action of pressure, so that soil pores are compacted, and the significance of sampling undisturbed soil is lost.
SUMMERY OF THE UTILITY MODEL
To the not enough of above-mentioned prior art, the utility model provides a multipurpose original state soil sampler of convenient sample.
In order to achieve the purpose of the invention, the technical scheme adopted by the utility model is as follows:
the utility model provides a multipurpose undisturbed soil sampler, which comprises a sampling tube, wherein one end of the sampling tube is coaxially provided with a hollow drill bit, the diameter of the hollow drill bit is matched with that of the sampling tube, and the inner side of one end of the hollow drill bit, which is far away from the sampling tube, is provided with a cutting edge;
the other end of the sampling tube is provided with a drill bit cap, a plurality of connecting rods are arranged between the drill bit cap and the sampling tube, and the connecting rods are tightly attached to the outer wall of the sampling tube.
The beneficial effects of adopting the above technical scheme are: a hollow drill bit is arranged at one end of the sampling tube, so that the sampling tube is easy to drive, and the sampling tube is driven to a preset depth; the cutting edge of the air drill bit is arranged at the inner side, so that the sampling of undisturbed soil is prevented from being influenced; in addition, the hollow drill bit is connected to the drill bit cap through a plurality of connecting rods, so that the drill bit is prevented from falling into the soil; and the force applied to the drill bit cap is favorably transmitted to the hollow drill bit through the connecting rod, so that the influence of the force applied to the drill bit cap on the sampling tube is reduced.
Furthermore, all through bolted connection between connecting rod and the drill bit cap, between connecting rod and the hollow drill bit, make things convenient for taking out of sampling tube, and be convenient for change the sample that the connecting rod of different length adapts to the different degree of depth.
Furthermore, the side of the drill bit cap is provided with a plurality of connecting lugs which are used for being connected with the connecting rod, so that the connecting lugs and the connecting rod can be conveniently connected in a one-to-one correspondence mode.
Furthermore, a plurality of first through holes are formed in the connecting rod along the length direction, second through holes are formed in the connecting lugs, and the aperture of each first through hole and the aperture of each second through hole are matched with the large diameter of each bolt; through installing the bolt in the first through-hole of second through-hole and different positions, can adjust the distance between drill bit cap and the core bit, make things convenient for the sampling tube to carry out different degree of depth samples.
Furthermore, a shock pad is arranged between the drill bit cap and the sampling tube, so that the influence of the force on the top of the sampling tube when the drill bit cap is hammered is reduced, and the damage degree of the sampling tube is reduced as much as possible.
Furthermore, the shockproof pad is fixedly arranged on the drill bit cap, and the position of the shockproof pad is matched with the position of the pipe wall of the sampling pipe, so that the shockproof pad does not need to be repeatedly installed after the sampling pipe is replaced every time, and the operation flow of personnel is simplified.
Furthermore, the drill bit cap is provided with a third through hole for exhausting, so that influence on undisturbed soil due to overlarge pressure in the soil is avoided.
Drawings
FIG. 1 is a schematic structural diagram of a multipurpose undisturbed soil sampler;
the device comprises a drill bit cap 1, a drill bit cap 2, a vibration-proof pad 3, a sampling tube 4, a hollow drill bit 5, a cutting edge 6, a connecting rod 7, a first through hole 8, a second through hole 9, a connecting lug 10, a third through hole 11 and a lifting part.
Detailed Description
The following description of the embodiments of the present invention is provided to facilitate the understanding of the present invention by those skilled in the art, but it should be understood that the present invention is not limited to the scope of the embodiments, and various changes may be made apparent to those skilled in the art within the spirit and scope of the present invention as defined and defined by the appended claims.
As shown in fig. 1, the scheme provides a multipurpose undisturbed soil sampler, which comprises a sampling tube 3, wherein a hollow drill bit 4 is coaxially arranged at one end of the sampling tube 3, the diameter of the hollow drill bit 4 is matched with that of the sampling tube 3, and a cutting edge 5 is arranged on the inner side of one end, far away from the sampling tube 3, of the hollow drill bit 4;
the other end of the sampling tube 3 is provided with a drill bit cap 1, a plurality of connecting rods 6 are arranged between the drill bit cap 1 and the sampling tube 3, and the connecting rods 6 are tightly attached to the outer wall of the sampling tube 3;
wherein, the sampling tube 3 is a PVC tube; the end of the drill bit cap 1 far away from the sampling tube 3 is provided with a lifting part 11, so that the drill bit cap 1, the sampling tube 3 and the hollow drill bit 4 can be conveniently taken out of the soil integrally.
A hollow drill 4 is arranged at one end of the sampling tube 3, so that the sampling tube 3 is easy to punch, and the sampling tube 3 is favorable for punching to a preset depth; the cutting edge 5 of the air drill bit is arranged on the inner side, so that the sampling of undisturbed soil is prevented from being influenced; in addition, the hollow drill bit 4 is connected to the drill bit cap 1 through a plurality of connecting rods 6, so that the drill bit is prevented from falling into the soil; and facilitates the transmission of the force applied to the bit cap 1 to the hollow bit 4 through the connection rod 6, thereby reducing the influence of the force applied to the bit cap 1 on the sampling tube 3.
When implementing, all through bolted connection between this scheme preferred connecting rod 6 and the drill bit cap 1, between connecting rod 6 and the hollow drill bit 4, make things convenient for taking out of sampling tube 3, and the connecting rod 6 of being convenient for to change different length adapts to the sample of the different degree of depth.
In an embodiment of the present invention, the side of the drill bit cap 1 is provided with a plurality of engaging lugs 9 for connecting with the connecting rod 6, so that the engaging lugs 9 are connected with the connecting rod 6 in a one-to-one correspondence.
During design, a plurality of first through holes 7 are formed in the preferable connecting rod 6 along the length direction, second through holes 8 are formed in the connecting lugs 9, and the aperture of each first through hole 7 and the aperture of each second through hole 8 are matched with the major diameter of each bolt; through installing the bolt in the first through-hole 7 of second through-hole 8 and different positions, can adjust the distance between drill bit cap 1 and hollow bit 4, make things convenient for sampling tube 3 to carry out the different degree of depth samples.
During implementation, the shockproof pad 2 is arranged between the preferable drill bit cap 1 and the sampling tube 3 in the scheme, so that the influence of the force when the drill bit cap 1 is hammered on the top of the sampling tube 3 is reduced, and the damage degree of the sampling tube 3 is reduced as much as possible.
In an embodiment of the present invention, the vibration-proof pad 2 is fixedly disposed on the drill bit cap 1, and the position of the vibration-proof pad 2 matches with the position of the pipe wall of the sampling pipe 3, so that the vibration-proof pad 2 does not need to be installed repeatedly after the sampling pipe 3 is replaced each time, and the operation procedure of the personnel is simplified.
During design, the preferable drill bit cap 1 of this scheme is provided with the third through hole 10 that is used for carminative, avoids the too big and influence the original state soil of pressure in the soil.
In conclusion, the scheme can realize multipurpose original state soil sampling through the hollow drill bit 4 with the cutting edge 5 at one end of the sampling tube 3, can sample soil of grasslands, forests and the like with more surface root systems, can sample soil with more gravel content or higher soil hardness, and can sample soft soil; this scheme sample is convenient, soil interference is little, can take out an original state soil column that more approaches field actual state.
Claims (7)
1. A multipurpose undisturbed soil sampler is characterized by comprising a sampling tube (3), wherein one end of the sampling tube (3) is coaxially provided with a hollow drill bit (4), the diameter of the hollow drill bit (4) is matched with that of the sampling tube (3), and the inner side of one end, far away from the sampling tube (3), of the hollow drill bit (4) is provided with a cutting edge (5);
the other end of sampling tube (3) is provided with drill bit cap (1), be provided with a plurality of connecting rods (6) between drill bit cap (1) and sampling tube (3), the outer wall of sampling tube (3) is hugged closely in connecting rod (6).
2. A multi-purpose undisturbed soil sampler according to claim 1 wherein the connection rod (6) and the drill head cap (1) and the connection rod (6) and the hollow drill bit (4) are bolted together.
3. A multi-purpose undisturbed soil sampler according to claim 2 wherein the sides of the bit cap (1) are provided with coupling lugs (9) for coupling with a coupling rod (6).
4. A multipurpose undisturbed soil sampler as claimed in claim 3 wherein the connecting rod (6) is provided with a plurality of first through holes (7) along its length, the engaging lug (9) is provided with second through holes (8), and the diameter of the first through holes (7) and the diameter of the second through holes (8) are both matched to the major diameter of the bolt.
5. The multipurpose undisturbed soil sampler of claim 1 wherein a shock pad (2) is provided between the bit cap (1) and the sampling tube (3).
6. The multipurpose undisturbed soil sampler of claim 5 wherein the shock pad (2) is fixedly arranged on the drill bit cap (1) and the position of the shock pad (2) matches the position of the tube wall of the sampling tube (3).
7. A multi-purpose undisturbed soil sampler according to claim 1 wherein the drill bit cap (1) is provided with a third through hole (10) for exhaust.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221840086.5U CN218035739U (en) | 2022-07-15 | 2022-07-15 | Multipurpose undisturbed soil sampler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221840086.5U CN218035739U (en) | 2022-07-15 | 2022-07-15 | Multipurpose undisturbed soil sampler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218035739U true CN218035739U (en) | 2022-12-13 |
Family
ID=84384310
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221840086.5U Expired - Fee Related CN218035739U (en) | 2022-07-15 | 2022-07-15 | Multipurpose undisturbed soil sampler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218035739U (en) |
-
2022
- 2022-07-15 CN CN202221840086.5U patent/CN218035739U/en not_active Expired - Fee Related
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20221213 |