CN209802720U - soil sampling device suitable for unconsolidated formation - Google Patents
soil sampling device suitable for unconsolidated formation Download PDFInfo
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- CN209802720U CN209802720U CN201920444663.0U CN201920444663U CN209802720U CN 209802720 U CN209802720 U CN 209802720U CN 201920444663 U CN201920444663 U CN 201920444663U CN 209802720 U CN209802720 U CN 209802720U
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Abstract
The utility model relates to the technical field of soil sampling devices, and discloses a soil sampling device suitable for unconsolidated strata, which comprises a shell, wherein a clapboard is fixedly arranged in the shell, a jacking column is arranged on the top surface of the clapboard, a sampling rod is sleeved on the internal thread of the clapboard, a sampling cylinder is arranged at the bottom end of the sampling rod, a sampling port is arranged at the bottom end of the sampling cylinder, a ratchet is arranged on the outer surface of the sampling cylinder, and an elastic sheet is arranged on the inner wall of the shell; the worm gear is driven to rotate clockwise through the shell, so that the worm gear can turn over the soil below the device to the top of the device, the non-target soil above the target stratum is not required to be repeatedly sampled for many times, the device can directly reach the depth of the target stratum, the soil of the target stratum is directly sampled, the operation is simple, the sampling speed is high, the labor intensity is further reduced, and the practicability of the soil sampling device applicable to the unconsolidated stratum is improved.
Description
Technical Field
the utility model relates to a soil sampling device technical field, concretely relates to soil sampling device suitable for unconsolidated formation.
Background
Acquiring in-situ soil property test data by acquiring soil samples is a key link in soil research, acquiring a large number of surface soil samples in field investigation is high in labor intensity, acquiring deep soil samples is time-consuming and labor-consuming work, a soil profile is excavated in the traditional method, and then soil sample acquisition is carried out on the soil profile according to different soil layer depths, the soil profile excavation is high in labor intensity, the soil structure is greatly damaged, and in order to reduce the labor intensity, people acquire the deep soil samples by using a soil sampling device.
The existing soil sampling device is not suitable for unconsolidated formation, when vertical sampling is carried out in unconsolidated formation, because the sample dead weight and the shaking of the core lifting process cause the core losing phenomenon, the sampling rate is low, the quality requirement of drilling sampling is difficult to achieve, important formation information is lost, and the soil sample in the target formation can be taken only by repeated sampling at the same sampling point during use, the labor intensity is still very large, so that the soil sampling device suitable for unconsolidated formation needs to be designed urgently.
SUMMERY OF THE UTILITY MODEL
The utility model provides a not enough to prior art, the utility model provides a soil sampling device suitable for unconsolidated formation, be not suitable for in unconsolidated formation with solving current soil sampling device, when carrying out vertical sample in unconsolidated formation, because sample dead weight and the rocking of process of lifting one's heart, cause the core phenomenon of losing, make the sampling rate low, be difficult to reach the quality requirement of probing the sample, important stratum information has been lost, and need just can get the soil sample in the target formation at same sampling point oversampling during the use, intensity of labour is very big problem still.
The utility model provides a following technical scheme:
A soil sampling device suitable for unconsolidated strata comprises a shell, wherein a partition plate is fixedly mounted inside the shell, a jacking column is arranged on the top surface of the partition plate, a sampling rod is sleeved on the internal thread of the partition plate, a sampling cylinder is arranged at the bottom end of the sampling rod, a sampling port is arranged at the bottom end of the sampling cylinder, a ratchet is arranged on the outer surface of the sampling cylinder, an elastic sheet is arranged on the inner wall of the shell, a mounting plate is fixedly sleeved outside the sampling rod, a lifting plate is arranged on the top surface of the mounting plate and is in sliding sleeve joint with the sampling rod, a clamping groove is formed in the inner surface of the lifting plate, the inner wall of the clamping groove is connected with a clamping column through a clamping spring in a transmission mode, a clamping hole is formed in the outer surface of the sampling rod, a driving gear ring is arranged on; the surface of shell is equipped with the snail tooth, the bottom threaded connection of shell has the switching pipe, the inner wall of switching pipe is equipped with the connecting block, the inside of connecting block is equipped with the retainer plate, the one end of rotary rod has been cup jointed in the outside activity of retainer plate, the other end of rotary rod is connected with the closing plate, torque spring has been cup jointed to the outside of retainer plate, torque spring's both ends are connected with two terminal surfaces that connecting block and rotary rod are close to each other respectively.
Preferably, the top surface of mounting panel is equipped with spacing post, the spacing hole of running through the lifter plate is seted up to the inside of lifter plate, spacing hole and spacing post slip cup joint.
Preferably, the joint post is located the joint hole under, the terminal surface that the joint post is close the thief rod is the inclined plane, the tip of joint post can peg graft each other with the joint hole.
Preferably, the top surface of the shell is in threaded connection with an adjusting screw rod, and the bottom end of the adjusting screw rod extends to the inside of the shell and is connected with a rubber pressing cap.
preferably, the number of the jacking columns is two, and the distance value between the two jacking columns is larger than the outer diameter value of the mounting plate.
preferably, the end of the elastic sheet can be meshed with teeth on the ratchet, and the driving gear ring and the driven gear ring can be meshed with each other.
The beneficial effects of the utility model are embodied in:
The end part of the elastic sheet is meshed with the ratchet through the elastic force of the elastic sheet, the sampling cylinder is limited, the sampling cylinder and the shell can synchronously rotate clockwise, the conical tip is formed by the three sealing plates under the action of the torsion force of the torsion spring, the device can be more easily broken into soil, meanwhile, a soil sample taken by the sampling cylinder can be blocked inside the sampling cylinder, the phenomenon of losing a core due to the dead weight of the sample and the shaking in the core lifting process is avoided, the sampling rate is high, the quality requirement of drilling sampling is easily met, complete stratum information is kept, the shell drives the worm gear to rotate clockwise, the worm gear can turn the soil below the device to the upper part of the device, non-target soil above a target stratum is not required to be repeatedly sampled and cleaned for many times, the device can directly reach the depth of the target stratum, the soil of the target stratum is directly sampled, the operation is simple, the sampling speed is high, labor intensity is further reduced, and practicability of the soil sampling device applicable to the unconsolidated formation is improved.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the embodiments or the technical solutions in 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 internal structure of FIG. 1;
FIG. 3 is a schematic structural view of the utility model after a soil sample is taken;
FIG. 4 is an enlarged view of the structure at A in FIG. 2;
FIG. 5 is a cross-sectional view taken at B-B of FIG. 2;
FIG. 6 is an enlarged view of the structure at C in FIG. 2;
Fig. 7 is a schematic top view of the adapter tube of fig. 2.
In the drawings: 1. a housing; 2. a partition plate; 3. jacking the column; 4. a sampling rod; 5. a sampling tube; 6. a sampling port; 7. a ratchet; 8. a spring plate; 9. mounting a plate; 10. a limiting column; 11. a lifting plate; 12; limiting holes, 13 and clamping grooves; 14. clamping a spring; 15. a clamping column; 16. a clamping hole; 17. a drive gear ring; 18. a driven gear ring; 19. adjusting the screw rod; 20. pressing a cap with rubber; 21. a worm gear; 22. a transfer tube; 23. connecting blocks; 24. a stationary ring; 25. rotating the rod; 26. a sealing plate; 27. a torsion spring.
Detailed Description
Embodiments of the present invention will be described in detail with reference to fig. 1 to 7. The following examples are only for illustrating the technical solutions of the present invention more clearly, and therefore are only examples, and the protection scope of the present invention is not limited thereby.
It is to be noted that unless otherwise specified, technical or scientific terms used herein shall have the ordinary meaning as understood by those skilled in the art to which the present invention belongs.
A soil sampling device suitable for unconsolidated strata comprises a shell 1, a clapboard 2 is fixedly arranged inside the shell 1, a jacking column 3 is arranged on the top surface of the clapboard 2, a sampling rod 4 is sleeved on the internal thread of the clapboard 2, a sampling barrel 5 is arranged at the bottom end of the sampling rod 4, the top end of the sampling rod 4 extends to the outside of the shell 1, the sampling rod 4 is movably sleeved with the shell 1, a sampling port 6 is arranged at the bottom end of the sampling barrel 5, a ratchet 7 is arranged on the outer surface of the sampling barrel 5, an elastic sheet 8 is arranged on the inner wall of the shell 1, the ratchet 7 can be meshed with the end part of the elastic sheet 8, a mounting plate 9 is fixedly sleeved on the outside of the sampling rod 4, a lifting plate 11 is arranged on the top surface of the mounting plate 9, the lifting plate 11 is slidably sleeved with the sampling rod 4, a clamping groove 13 is arranged on the inner surface of the lifting plate 11, a clamping column 15, the top surface of the lifting plate 11 is provided with a driving gear ring 17, the top surface of the inner cavity of the shell 1 is provided with a driven gear ring 18, and the driving gear ring 17 can be meshed with the driven gear ring 18; the surface of shell 1 is equipped with worm-tooth 21, the bottom threaded connection of shell 1 has switching pipe 22, the inner wall of switching pipe 22 is equipped with connecting block 23, the inside of connecting block 23 is equipped with retainer plate 24, the outside activity of retainer plate 24 has cup jointed the one end of rotary rod 25, rotary rod 25's the other end is connected with closing plate 26, the quantity of closing plate 26 is three, three closing plate 26 constitutes the toper pointed end under torque spring 27's torsion effect, torque spring 27 has been cup jointed to retainer plate 24's outside, torque spring 27's both ends are connected with two terminal surfaces that connecting block 23 and rotary rod 25 are close to each other respectively.
The top surface of mounting panel 9 is equipped with spacing post 10, and the spacing hole 12 that runs through lifter plate 11 is seted up to lifter plate 11's inside, and spacing hole 12 cup joints with spacing post 10 slip, and is spacing to lifter plate 11, makes the tip of joint post 15 just to joint hole 16.
The joint post 15 is located joint hole 16 under, and the terminal surface that joint post 15 is close thief rod 4 is the inclined plane, and the tip of joint post 15 can peg graft each other with joint hole 16.
An adjusting screw rod 19 is connected to the top surface of the housing 1 in a threaded manner, and the bottom end of the adjusting screw rod 19 extends into the housing 1 and is connected with a rubber pressing cap 20 for restoring the lifting plate 11 to the initial state.
the number of the jacking columns 3 is two, and the distance value between the two jacking columns 3 is larger than the outer diameter value of the mounting plate 9, so that the top ends of the jacking columns 3 can jack the bottom surface of the lifting plate 11.
The end part of the elastic sheet 8 can be meshed with teeth on the ratchet 7 to play a role of limiting transmission, and the driving gear ring 17 and the driven gear ring 18 can be meshed with each other to play a role of limiting transmission.
when the sampling device works, the sampling rod 4 is connected with external rotating equipment, then the rotating equipment drives the sampling rod 4 to rotate clockwise, at the moment, the elastic sheet 8 is meshed with the ratchet 7 under the action of self elastic force, the shell 1 and the sampling rod 4 synchronously rotate clockwise, then the shell 1 drives the worm teeth 21 to do clockwise circular motion, then the conical tip formed by the three sealing plates 26 under the action of the torsion spring 27 is aligned with a sampling place and keeps the sampling rod 4 in a vertical state, then downward pressure is applied to the sampling rod 4 to break the conical tip into soil, then the clockwise rotating worm teeth 21 transmit the soil below the conical tip to the upper part of the shell 1, the shell 1 gradually moves to the deep part of the stratum until the shell 1 reaches the stratum with the target depth, then the rotating equipment drives the sampling rod 4 to rotate anticlockwise, at the moment, the ratchet 7 is not meshed with the elastic sheet 8, the elastic sheet 8 elastically deforms and slides on the outer surface of the ratchet 7, meanwhile, the shell 1 is enabled to be stationary by utilizing the friction force between the shell 1 and soil, then the sampling rod 4 moves downwards under the effect of threaded sleeve joint between the sampling rod 4 and the partition plate 2 to push the sampling cylinder 5 and the sampling port 6 to move downwards, the sampling port 6 props up the three sealing plates 26 and extends downwards from the middle of the three sealing plates 26, so that the soil in a target stratum is extruded into the sampling cylinder 5, meanwhile, the sampling rod 4 drives the lifting plate 11 to move downwards through the mounting plate 9, so that the bottom surface of the lifting plate 11 is contacted with the top end of the jacking column 3, then the jacking column 3 limits the lifting plate 11 to provide upward force for the lifting plate 11, so that the lifting plate 11 moves upwards relative to the sampling rod 4, then the end part of the clamping column 15 is opposite to the clamping hole 16, the clamping column 15 is inserted into the clamping hole 16 under the action of the elastic force of the clamping, the lifting plate 11 and the sampling rod 4 are rotated synchronously, at the moment, the end part of the elastic sheet 8 slides on the surface of the sampling cylinder 5, then the rotating device drives the sampling rod 4 to rotate clockwise, then the sampling rod 4 moves upwards under the effect of the threaded sleeve between the sampling rod 4 and the clapboard 2, the sampling cylinder 5 and the sampling port 6 filled with soil samples are pulled upwards, three sealing plates 26 are made to mutually approach under the torsion action of a torsion spring 27 and form a conical tip again, the sampling cylinder 5 and the sampling port 6 are isolated from the external space, the soil in the sampling cylinder 5 and the sampling port 6 cannot fall out, then the sampling rod 4 drives the lifting plate 11 to move upwards, the driving gear ring 17 and the driven gear ring 18 are mutually engaged, then the rotating device drives the sampling rod 4 to rotate anticlockwise, the sampling rod 4 drives the shell 1 to rotate anticlockwise through the engagement action of the driving gear ring 17 and the driven gear ring 18, the shell 1 rotates anticlockwise with the worm gear 21, soil at the top of the shell 1 is transmitted to the bottom of the shell 1 to provide an upward thrust for the shell 1, an upward lifting force is applied to the sampling rod 4 to lift the shell 1 out of the stratum, the adapter tube 22 is disassembled from the shell 1, a soil sample inside the sampling barrel 5 and the conical tip is taken out to finish sampling of the soil sample, the adapter tube 22 is connected with the shell 1, the adjusting screw rod 19 is rotated clockwise to enable the adjusting screw rod 19 to push the rubber pressing cap 20 to move downwards under the effect of threaded sleeve joint, the bottom end of the rubber pressing cap 20 abuts against the top surface of the lifting plate 11 to provide a downward thrust for the lifting plate 11, the lifting plate 11 provides a downward thrust for the clamping columns 15, the clamping columns 15 move downwards along with the lifting plate 11, under the effect of inclined planes at the end parts of the clamping columns 15, the inner walls of the clamping holes 16 provide a thrust for the clamping columns 15, the joint post 15 slides to the inside of joint groove 13 under this thrust effect, makes joint post 15 and joint hole 16 part, and lifter plate 11 moves down and makes its bottom surface and mounting panel 9 top surface contact, then clockwise rotation thief rod 4, and thief rod 4 takes sampler barrel 5 to move up under the effect of threaded sleeve, makes the tip of ratchet 7 and shell fragment 8 re-engage, finally makes the device resume initial state, makes preparation for soil sampling next time.
Finally, it should be noted that: the above embodiments are only used to illustrate the technical solution of the present invention, and not to limit the same; although the present invention has been described in detail with reference to the foregoing embodiments, it should be understood by those skilled in the art that: the technical solutions described in the foregoing embodiments may still be modified, or some or all of the technical features may be equivalently replaced; such modifications and substitutions do not substantially depart from the scope of the embodiments of the present invention, and are intended to be covered by the claims and the specification.
Claims (6)
1. A soil sampling device suitable for unconsolidated formations, comprising a housing (1), characterized in that: the inner part of the shell (1) is fixedly provided with a partition plate (2), the top surface of the partition plate (2) is provided with a jacking column (3), the inner thread of the partition plate (2) is sleeved with a sampling rod (4), the bottom end of the sampling rod (4) is provided with a sampling barrel (5), the bottom end of the sampling barrel (5) is provided with a sampling port (6), the outer surface of the sampling barrel (5) is provided with a ratchet (7), the inner wall of the shell (1) is provided with an elastic sheet (8), the outer part of the sampling rod (4) is fixedly sleeved with a mounting plate (9), the top surface of the mounting plate (9) is provided with a lifting plate (11), the lifting plate (11) is slidably sleeved with the sampling rod (4), the inner surface of the lifting plate (11) is provided with a clamping groove (13), the inner wall of the clamping groove (13) is connected with a clamping column (15), the outer surface of the sampling rod (4) is provided with a clamping hole (16), the top surface of the lifting plate (11) is provided with a driving gear ring (17), and the top surface of the inner cavity of the shell (1) is provided with a driven gear ring (18); the surface of shell (1) is equipped with worm gear (21), the bottom threaded connection of shell (1) has switching pipe (22), the inner wall of switching pipe (22) is equipped with connecting block (23), the inside of connecting block (23) is equipped with retainer plate (24), the one end of rotary rod (25) has been cup jointed in the outside activity of retainer plate (24), the other end of rotary rod (25) is connected with closing plate (26), torque spring (27) have been cup jointed to the outside of retainer plate (24), two end connections that the both ends of torque spring (27) are close to each other with connecting block (23) and rotary rod (25) respectively.
2. A soil sampling device for use in unconsolidated formations according to claim 1, wherein: the top surface of mounting panel (9) is equipped with spacing post (10), spacing hole (12) of running through lifter plate (11) are seted up to the inside of lifter plate (11), spacing hole (12) and spacing post (10) slip cup joint.
3. A soil sampling device for use in unconsolidated formations according to claim 1, wherein: joint post (15) are located joint hole (16) under, the terminal surface that joint post (15) are close thief rod (4) is the inclined plane, the tip of joint post (15) can peg graft each other with joint hole (16).
4. A soil sampling device for use in unconsolidated formations according to claim 1, wherein: the top surface threaded connection of shell (1) has adjusting screw (19), adjusting screw (19)'s bottom extends to the inside of shell (1) and is connected with rubber pressure cap (20).
5. A soil sampling device for use in unconsolidated formations according to claim 1, wherein: the number of the jacking columns (3) is two, and the distance value between the two jacking columns (3) is larger than the outer diameter value of the mounting plate (9).
6. A soil sampling device for use in unconsolidated formations according to claim 1, wherein: the end part of the elastic sheet (8) can be meshed with teeth on the ratchet (7), and the driving gear ring (17) and the driven gear ring (18) can be meshed with each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920444663.0U CN209802720U (en) | 2019-04-03 | 2019-04-03 | soil sampling device suitable for unconsolidated formation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920444663.0U CN209802720U (en) | 2019-04-03 | 2019-04-03 | soil sampling device suitable for unconsolidated formation |
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| Publication Number | Publication Date |
|---|---|
| CN209802720U true CN209802720U (en) | 2019-12-17 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN201920444663.0U Active CN209802720U (en) | 2019-04-03 | 2019-04-03 | soil sampling device suitable for unconsolidated formation |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114646490A (en) * | 2022-02-16 | 2022-06-21 | 重庆茂侨科技有限公司 | Aggregate sampling drill |
-
2019
- 2019-04-03 CN CN201920444663.0U patent/CN209802720U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114646490A (en) * | 2022-02-16 | 2022-06-21 | 重庆茂侨科技有限公司 | Aggregate sampling drill |
| CN114646490B (en) * | 2022-02-16 | 2024-02-13 | 重庆茂侨科技有限公司 | Aggregate sampling drill |
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Address after: 611139 No.6, 18th floor, building 13, No.166, Section 2, Wenjiang District, Chengdu City, Sichuan Province Patentee after: Sichuan Zhonggui huatou Construction Engineering Co., Ltd Address before: 610015 No.07 Yongkang Road, Liucheng, Wenjiang District, Chengdu, Sichuan Province Patentee before: Sichuan Yudeng engineering survey and Design Co.,Ltd. |