CN211784396U - Novel forest land soil sampler - Google Patents
Novel forest land soil sampler Download PDFInfo
- Publication number
- CN211784396U CN211784396U CN201922440260.1U CN201922440260U CN211784396U CN 211784396 U CN211784396 U CN 211784396U CN 201922440260 U CN201922440260 U CN 201922440260U CN 211784396 U CN211784396 U CN 211784396U
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- China
- Prior art keywords
- sampler
- eccentric
- drill rod
- limiting
- sampling port
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- Investigation Of Foundation Soil And Reinforcement Of Foundation Soil By Compacting Or Drainage (AREA)
Abstract
The utility model discloses a novel forest soil sampler, which comprises a vertically arranged drill rod, wherein both sides of the top end of the drill rod are fixedly connected with a rotating handle, the outer surface of the drill rod is provided with a guide thread, an arc-shaped sampling port is horizontally arranged on the drill rod, the part of the drill rod above the sampling port is hollow, the part of the drill rod below the sampling port is solid, and a circular eccentric sampler is arranged in the sampling port; the utility model has the advantages that: the utility model adopts the structure of the spiral drill rod to sample soil, thereby saving time and labor and having high working efficiency; design dedicated eccentric sampling device and carry out the soil sample of specific degree of depth, sample convenient and fast, can be accurate take a sample to the soil of demarcation degree of depth, prevent in the coating slump sampler of other positions, guarantee to take a sample more accurately.
Description
The technical field is as follows:
the utility model relates to a soil sampling technical field especially relates to a novel woodland soil sampler.
Background art:
the soil is an unconsolidated layer which is composed of minerals, organic substances, water, air and organisms on the land surface, has fertility and can generate plants; sampling and analyzing soil at different depths in forest lands is one of important tasks of forestry research workers, and soil samplers are generally used for collecting soil, but the existing soil samplers have the following defects: 1. in the prior art, when soil with a specific depth is sampled, a sampling mode of digging a pit and matching with a cutting ring is generally adopted, and the mode wastes time and labor and has low working efficiency; 2. when the cutting ring samples, soil above the calibrated depth easily collapses to enter the sampler, so that sampling is inaccurate.
The utility model has the following contents:
an object of the utility model is to provide a novel woodland soil sampler.
The content of the utility model is as follows: a novel forest soil sampler comprises a drill rod which is vertically arranged, wherein both sides of the top end of the drill rod are fixedly connected with a rotating handle, the outer surface of the drill rod is provided with a guide thread, an arc-shaped sampling opening is horizontally formed in the drill rod, the part of the drill rod above the sampling opening is hollow, the part of the drill rod below the sampling opening is solid, a round eccentric sampler is installed in the sampling opening, the upper surface of the eccentric sampler is in sliding fit with the lower surface of the sampling opening, the lower surface of the eccentric sampler is in sliding fit with the upper surface of the sampling opening, a rotating pin is vertically and fixedly installed downwards in a non-circle center position of the bottom surface of the eccentric sampler, the other end of the rotating pin is in rotating connection with the bottom surface of the sampling opening, and the position of the rotating pin deviates from the axis of the drill rod and is close to one side of the sampling opening, the vertical sample groove that opens downwards of the higher authority of eccentric sampler has the crescent, the sample groove is located keeps away from revolve the position of round pin one side on the eccentric sampler vertical upwards fixedly connected with action bars, the action bars with it is concentric to revolve the round pin, the horizontal fixedly connected with operation hand wheel in top of action bars, the action bars is located the hollow intracavity of drilling rod, operation hand wheel is located the top of drilling rod.
Further, it still includes the firm sleeve, drilling rod activity spiro union be in the firm sleeve the equal horizontal fixedly connected with in the outside both ends of firm sleeve extends the piece the vertical fixedly connected with support column downwards in the outer end of extending the piece, the horizontal fixedly connected with in support column bottom grabs the ground dish.
Further, the eccentric sampler comprises a limiting device, the limiting device comprises a limiting steel ball and a compression spring, a spring blind hole is vertically formed in the bottom surface of the eccentric sampler upwards, the compression spring is vertically installed in the spring blind hole, the limiting steel ball is extruded by the compression spring at the orifice of the spring blind hole, the limiting device further comprises a limiting pit with a local spherical surface, the limiting pit is located at the bottom surface of the sampling port, the spherical surface diameter of the limiting pit is 0.5-1 mm larger than that of the limiting steel ball, the depth of the limiting pit is smaller than 1/3 of the diameter of the limiting steel ball, and when the eccentric sampler rotates by taking the rotary pin as the center to enable the limiting steel ball to enter the limiting pit, the eccentric sampler and the drill rod are concentric.
Furthermore, a plurality of scraper knives are uniformly distributed on the outer circumferential surface of the eccentric sampler.
Furthermore, the outer surface of the drill rod is provided with scale marks.
The utility model has the advantages that: the utility model adopts the structure of the spiral drill rod to sample soil, thereby saving time and labor and having high working efficiency; design dedicated eccentric sampler and carry out the soil sample of specific degree of depth, sample convenient and fast, can be accurate take a sample to the soil of demarcation degree of depth, prevent in the coating slump sampler of other positions, guarantee that the sample is more accurate.
Description of the drawings:
FIG. 1 is a perspective view of the present invention;
fig. 2 is a top view of the present invention;
FIG. 3 is a cross-sectional view taken along line B-B of FIG. 2;
FIG. 4 is an enlarged view of part A of FIG. 3;
FIG. 5 is a perspective view of the eccentric sampler offset from the drill pipe;
FIG. 6 is a schematic diagram of the relative movement of the eccentric sampler and the drill rod according to the present invention;
in the figure, a drill rod 1, a rotating handle 2, a sampling port 3, an eccentric sampler 4, a rotating pin 5, a sampling groove 6, an operating rod 7, an operating hand wheel 8, a stabilizing sleeve 9, an extending block 10, a supporting column 11, a ground grabbing disc 12, a limiting steel ball 13, a compression spring 14, a spring blind hole 15, a limiting pit 16 and a soil scraping knife 17.
The specific implementation mode is as follows:
as shown in fig. 1 to 6, a novel forest soil sampler comprises a drill rod 1 vertically arranged, wherein both sides of the top end of the drill rod 1 are fixedly connected with a rotating handle 2, a guide thread is arranged on the outer surface of the drill rod 1, an arc-shaped sampling port 3 is horizontally arranged on the drill rod 1, the part of the drill rod 1 above the sampling port 3 is hollow, the part of the drill rod 1 below the sampling port 3 is solid, a circular eccentric sampler 4 is arranged in the sampling port 3, the upper surface of the eccentric sampler 4 is in sliding fit with the lower surface of the sampling port 3, the lower surface of the eccentric sampler 4 is in sliding fit with the upper surface of the sampling port 3, a rotating pin 5 is vertically and fixedly arranged downwards at the non-circle center position of the bottom surface of the eccentric sampler 4, and the other end of the rotating pin 5 is in rotating connection with the bottom surface of the sampling port 3, the position of the rotary pin 5 deviates from the side, close to the sampling port 3, of the axis of the drill rod 1, a crescent-shaped sampling groove 6 is vertically and downwards formed in the upper surface of the eccentric sampler 4, the sampling groove 6 is located at the position far away from one side of the rotary pin 5, an operating rod 7 is vertically and upwards fixedly connected to the eccentric sampler 4, the operating rod 7 is concentric with the rotary pin 5, an operating hand wheel 8 is horizontally and fixedly connected to the top end of the operating rod 7, the operating rod 7 is located in a hollow cavity of the drill rod 1, and the operating hand wheel 8 is located above the drill rod 1; the drill rod 1 is movably screwed in the stabilizing sleeve 9, extension blocks 10 are horizontally and fixedly connected to two ends of the outer side of the stabilizing sleeve 9, a support column 11 is vertically and downwards fixedly connected to the outer end of each extension block 10, and a ground grabbing disc 12 is horizontally and fixedly connected to the bottom end of each support column 11; the eccentric sampler further comprises a limiting device, wherein the limiting device comprises a limiting steel ball 13 and a compression spring 14, a spring blind hole 15 is vertically and upwards formed in the bottom surface of the eccentric sampler 4, the compression spring 14 is vertically installed in the spring blind hole 15, the limiting steel ball 13 is extruded at the orifice of the spring blind hole 15 by the compression spring 14, the eccentric sampler further comprises a limiting pit 16 with a local spherical surface, the limiting pit 16 is located at the bottom surface of the sampling port 3, the spherical diameter of the limiting pit 16 is 0.5-1 mm larger than that of the limiting steel ball 13, the depth of the limiting pit 16 is smaller than 1/3 of the diameter of the limiting steel ball 13, and the eccentric sampler 4 is concentric with the drill rod 1 when the eccentric sampler 4 rotates around the rotary pin 5 to enable the limiting steel ball 13 to enter the limiting pit 16; a plurality of scraper knives 17 are uniformly distributed on the outer circumferential surface of the eccentric sampler 4; and the outer surface of the drill rod is provided with scale marks.
The working principle is as follows: the during operation, will the utility model discloses a 12 levels of ground gripping disk are placed and are treated the ground of sample position, then hold rotatory handle 2 and rotation, make drilling rod 1 downstream drill, when boring when maring the degree of depth (can refer to the scale mark), before the rotary operation hand wheel 8, spacing steel ball 13 is located spacing hole 16, eccentric sampler 4 keeps concentric with drilling rod 1 this moment, eccentric sampler 4 uses round pin 5 to be rotatory as the center rotation during the rotary operation hand wheel 8, make eccentric sampler 4 produce off-centre with drilling rod 1, scrape soil knife 17 this moment and strike off the soil that can mark the degree of depth department and make it fall into sample tank 6 in, make eccentric sampler 4 reset after the sample finishes, then the opposite direction rotation hand wheel make drilling rod 1 break away from the soil layer can.
The above description is only a preferred embodiment of the present invention, and should not be taken as limiting the invention, and any modifications, equivalent replacements, improvements, etc. made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (5)
1. A novel forest land soil sampler, its characterized in that: the drill rod comprises a vertically arranged drill rod (1), wherein rotary handles (2) are fixedly connected to two sides of the top end of the drill rod (1), guide threads are arranged on the outer surface of the drill rod (1), an arc-shaped sampling port (3) is horizontally arranged on the drill rod (1), the part of the drill rod (1) above the sampling port (3) is hollow, the part of the drill rod (1) below the sampling port (3) is solid, a circular eccentric sampler (4) is arranged in the sampling port (3), the upper surface of the eccentric sampler (4) is in sliding fit with the lower surface of the sampling port (3), the lower surface of the eccentric sampler (4) is in sliding fit with the upper surface of the sampling port (3), a rotary pin (5) is vertically and fixedly arranged downwards at a non-circle center position of the bottom surface of the eccentric sampler (4), and the other end of the rotary pin (5) is in rotary connection with the bottom surface of the sampling port (3), revolve the position deviation of round pin (5) the axis of drilling rod (1) is close to sample connection (3) one side vertical sample groove (6) that open downwards of the higher authority of eccentric sampler (4) has the crescent, sample groove (6) are located and keep away from revolve the position of round pin (5) one side vertical upwards fixedly connected with action bars (7) on eccentric sampler (4), action bars (7) with it is concentric to revolve round pin (5), the top level fixedly connected with operation hand wheel (8) of action bars (7), action bars (7) are located the hollow cavity of drilling rod (1), operation hand wheel (8) are located the top of drilling rod (1).
2. The novel forest land soil sampler as claimed in claim 1, wherein: it still includes firm sleeve (9), drilling rod (1) activity spiro union be in firm sleeve (9) the equal horizontal fixedly connected with in outside both ends of firm sleeve (9) extends piece (10) the vertical downward fixedly connected with support column (11) in outer end of extending piece (10), support column (11) bottom level fixedly connected with grabs ground dish (12).
3. The novel forest land soil sampler as claimed in claim 1, wherein: the eccentric sampler further comprises a limiting device, the limiting device comprises a limiting steel ball (13) and a compression spring (14), a spring blind hole (15) is vertically and upwards formed in the bottom surface of the eccentric sampler (4), the compression spring (14) is vertically installed in the spring blind hole (15), the limiting steel ball (13) is extruded at the orifice of the spring blind hole (15) by the compression spring (14), the eccentric sampler further comprises a limiting pit (16) with a local spherical surface, the limiting pit (16) is located at the bottom surface of the sampling port (3), the spherical diameter of the limiting pit (16) is 0.5-1 mm larger than that of the limiting steel ball (13), the depth of the limiting pit (16) is smaller than 1/3 of the diameter of the limiting steel ball (13), and when the eccentric sampler (4) rotates around the rotary pin (5) to enable the limiting steel ball (13) to enter the limiting pit (16), the eccentric sampler (4) and the limiting steel ball (13) are connected with the limiting pit (16) The drill rods (1) are concentric.
4. The novel forest land soil sampler as claimed in claim 1, wherein: the outer circumferential surface of the eccentric sampler (4) is uniformly provided with a plurality of scraper knives (17).
5. The novel forest land soil sampler as claimed in claim 1, wherein: and the outer surface of the drill rod is provided with scale marks.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922440260.1U CN211784396U (en) | 2019-12-30 | 2019-12-30 | Novel forest land soil sampler |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922440260.1U CN211784396U (en) | 2019-12-30 | 2019-12-30 | Novel forest land soil sampler |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN211784396U true CN211784396U (en) | 2020-10-27 |
Family
ID=72977597
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922440260.1U Expired - Fee Related CN211784396U (en) | 2019-12-30 | 2019-12-30 | Novel forest land soil sampler |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN211784396U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113100698A (en) * | 2021-04-25 | 2021-07-13 | 深圳市第二人民医院(深圳市转化医学研究院) | A neuroendoscope with biopsy sampling function |
| CN114509297A (en) * | 2022-02-23 | 2022-05-17 | 张兆强 | A geological exploration sampling system |
-
2019
- 2019-12-30 CN CN201922440260.1U patent/CN211784396U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113100698A (en) * | 2021-04-25 | 2021-07-13 | 深圳市第二人民医院(深圳市转化医学研究院) | A neuroendoscope with biopsy sampling function |
| CN113100698B (en) * | 2021-04-25 | 2022-10-21 | 深圳市第二人民医院(深圳市转化医学研究院) | Neural scope with biopsy sampling function |
| CN114509297A (en) * | 2022-02-23 | 2022-05-17 | 张兆强 | A geological exploration sampling system |
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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: 20201027 Termination date: 20211230 |