CN108168934B

CN108168934B - Multilayer sampling device for contaminated soil

Info

Publication number: CN108168934B
Application number: CN201711361634.XA
Authority: CN
Inventors: 袁加衡
Original assignee: Shandong Shouguang Testing Group Co ltd
Current assignee: Shandong Shouguang Testing Group Co.,Ltd.
Priority date: 2017-12-18
Filing date: 2017-12-18
Publication date: 2020-05-22
Anticipated expiration: 2037-12-18
Also published as: CN108168934A

Abstract

The invention discloses a multilayer sampling device for polluted soil, which comprises a drill bit, wherein the drill bit is fixed at the bottom of a drill rod, a spiral blade is arranged on the outer wall of the drill rod, a sampling rod is fixed at the top of the drill rod, rotary grab bars are arranged on two sides of the top of the sampling rod, an adjusting ring is arranged at the top of the sampling rod, the bottom of the adjusting ring is provided with the rotary grab bar, the rotary grab bars are arranged in rotary holes in a penetrating manner, a plurality of sampling cavities are arranged on two sides of each rotary hole, a partition plate is vertically fixed at the central position of a bottom plate, a gear port is arranged on the partition plate, two sides of each rotary gear penetrate through the gear ports and extend into the sampling cavities on the two sides, sampling bearings are fixed on the bottom plates of the sampling cavities, sampling gears are fixed at the tops of sampling rotary shafts; the invention realizes the function of accurately sampling multiple soil layers simultaneously by utilizing the sampling shovel which can be rotated and retracted and the sampling cavities with different depths.

Description

Multilayer sampling device for contaminated soil

Technical Field

The invention relates to the field of soil sampling devices, in particular to a multilayer sampling device for polluted soil.

Background

At present, soil pollution becomes more serious, soil remediation becomes an important environmental protection issue, before the polluted soil is treated, a polluted soil sample needs to be sampled and analyzed for the distribution condition of a polluted soil layer, and a soil sampling device is often used here.

Present soil sample sampling device can only once take a sample to the soil horizon of a certain degree of depth generally, and the soil sample of sample receives the soil influence that the soil hole falls very easily moreover, causes the sample inaccurate, and unable accurate measurement pollutes the degree of depth and the concrete distribution condition on soil horizon, consequently, we need one kind can be simultaneously to the sampling device of the accurate sampling of different degree of depth soil horizon.

Disclosure of Invention

The invention aims to provide a multilayer sampling device for polluted soil, which aims to solve the problems in the background technology.

In order to achieve the purpose, the invention provides the following technical scheme:

a multilayer sampling device for polluted soil comprises a drill bit, a drill rod, a spiral blade, a sampling rod, a rotary grab bar, an adjusting ring, a limiting bolt, a limiting hole, a rotary rod, a rotary hole, a sampling cavity, a sampling port, a sampling shovel, a sampling rotary shaft, a sampling bearing, a rotary gear, a sampling gear, a bottom plate, a gear port and a partition plate, wherein the drill bit is fixed at the bottom of the drill rod, the spiral blade is arranged on the outer wall of the drill rod, the sampling rod is fixed at the top of the drill rod, the rotary grab bar is arranged on two sides of the top of the sampling rod, the adjusting ring is arranged at the top of the sampling rod, the limiting bolt is arranged on the threads on two sides of the adjusting ring in a penetrating manner, the bottom of the limiting bolt penetrates through the adjusting ring and is fixed in the limiting hole, the rotary rod is fixed at the center of, the vertical setting in rotatory hole puts at rotary rod central point, the both sides in rotatory hole are equipped with a plurality of sample chambeies, fixing the bottom plate between the sample chamber from top to bottom, fixing the baffle between the sample chamber of left and right sides, baffle vertical fixation is put at bottom plate central point, be equipped with the gear mouth on the baffle, the both sides of rotating gear pass the sample intracavity that the gear mouth stretches into both sides, be fixed the sample bearing on the bottom plate in sample chamber, sample pivot bottom is rotated and is fixed in the sample bearing, sample pivot top is fixed with the sample gear, the sample gear links to each other with rotating gear's both sides meshing, the fixed sample shovel in sample pivot middle part, the sample shovel of both sides sets up for centre of a circle symmetry, the sample mouth has been seted up on the lateral wall in sample chamber.

As a further scheme of the invention: the drill bit is a chromium steel conical metal head.

As a still further scheme of the invention: the drill rod is a cylindrical metal rod.

As a still further scheme of the invention: the spiral blade is a steel sheet which is spirally upward.

As a still further scheme of the invention: the lateral wall of adjustable ring is equipped with anti-skidding line groove.

As a still further scheme of the invention: the limiting hole is a cylindrical hole with an internal thread.

As a still further scheme of the invention: the sampling shovel is an arc-shaped metal bucket.

Compared with the prior art, the invention has the beneficial effects that: according to the invention, the sampling shovel which can be rotated and retracted is utilized to dig out soil on the side wall of the soil hole to complete sampling action, sampling cavities with different depths arranged on the sampling rod can simultaneously complete sampling work on different soil layers, and the sampled soil is scraped from the side wall of the soil layer, so that a sample is not influenced by a falling soil sample in the drilling process of the drill bit, and the sampling accuracy is greatly improved.

Drawings

FIG. 1 is a schematic structural diagram of a multi-layer sampling device for contaminated soil.

FIG. 2 is a schematic view of the structure of A in the multi-layer sampling device for contaminated soil.

FIG. 3 is a schematic diagram of a sampling cavity of a multi-layer sampling device for contaminated soil.

FIG. 4 is a schematic structural diagram of a sampling cavity of a sampling shovel in the multilayer sampling device for contaminated soil during sampling.

In the figure: the drilling tool comprises a drilling bit 1, a drilling rod 2, a spiral blade 3, a sampling rod 4, a rotary grab bar 5, an adjusting ring 6, a limiting bolt 7, a limiting hole 8, a rotary rod 9, a rotary hole 10, a sampling cavity 11, a sampling port 12, a sampling shovel 13, a sampling rotary shaft 14, a sampling bearing 15, a rotary gear 16, a sampling gear 17, a bottom plate 18, a gear port 19 and a partition plate 20.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1 to 4, in an embodiment of the present invention, a multilayer sampling device for contaminated soil includes a drill bit 1, a drill rod 2, a spiral blade 3, a sampling rod 4, a rotating grab bar 5, an adjusting ring 6, a limiting bolt 7, a limiting hole 8, a rotating rod 9, a rotating hole 10, a sampling cavity 11, a sampling port 12, a sampling shovel 13, a sampling rotating shaft 14, a sampling bearing 15, a rotating gear 16, a sampling gear 17, a bottom plate 18, a gear port 19, and a partition plate 20, wherein the drill bit 1 is fixed at the bottom of the drill rod 2, the drill bit 2 is a chromium steel conical metal head, the drill rod 2 is a cylindrical metal rod, the spiral blade 3 is arranged on an outer wall of the drill rod 2, the spiral blade 3 is a steel sheet in a spiral direction, the sampling rod 4 is fixed at the top of the drill rod 2, the rotating grab bar 5 is arranged on two sides of the top of the sampling rod, the lateral wall of adjustable ring 6 is equipped with anti-skidding thread groove, spacing bolt 7 is worn to be equipped with by the both sides screw thread of adjustable ring 6, spacing bolt 7 bottom is passed adjustable ring 6 and is fixed at spacing hole 8, spacing hole 8 is the interior internal screw thread cylindricality hole that is equipped with, spacing hole 8 sets up the top surface both sides at sample rod 4, the bottom central point of adjustable ring 6 puts and is fixed with rotary rod 9, rotary rod 9 is worn to be established in rotatory hole 10, rotary hole 10 vertically sets up at rotary rod 9 central point, the both sides of rotary hole 10 are equipped with a plurality of sample chambeies 11, bottom plate 18 is being fixed between the upper and lower sample chamber 11, baffle 20 is being fixed between the sample chamber 11 of controlling, baffle 20 vertical fixation is in bottom plate 18 central point, be equipped with gear mouth 19 on the baffle 20, the both sides of running gear 16 are passed gear mouth 19 and are stretched into the sample intracavity 11 of both sides, the utility model discloses a sampling device, including sampling chamber 11, sampling bearing 15 is being fixed on the bottom plate 18 of

sampling chamber

11, 14 bottoms of sample pivot are rotated and are fixed in sampling bearing 15, 14 tops of sample pivot are fixed with sample gear 17, sample gear 17 links to each other with the both sides meshing of rotating gear 16, the fixed sample shovel 13 in 14 middle parts of sample pivot, sample shovel 13 is convex metal scraper bowl, the sample shovel 13 of both sides sets up for centre of a circle symmetry, sample connection 12 has been seted up on the lateral wall of sampling chamber 11.

The working principle of the invention is as follows: when sampling polluted soil, firstly, a hole is pressed and rotated in the soil by using a drill bit 1, then a rotary grab bar 5 is held by two hands to rotate the drill bit 1, the drill bit 2 and a sampling rod 4 are drilled into the soil layer with proper depth, then, a regulating ring 6 is rotated clockwise, the regulating ring 6 drives a rotary rod 9 to rotate clockwise, a rotary gear 16 drives a sampling gear 17 to rotate anticlockwise, a sampling shovel 13 rotates anticlockwise to go out of a sampling port 12, then, a limiting bolt 7 is fixed in the limiting hole 8 to ensure that the regulating ring 6 does not rotate, then the rotary grab bar 5 is rotated by a hand needle, the sampling shovel 13 shovels soil of a bucket on the inner wall of the drilled soil hole, then, the limiting bolt 7 is loosened, the regulating ring 6 is rotated anticlockwise, the sampling shovel 13 is retracted into a sampling cavity 11, the drill bit 1 is pulled out, and soil with different depths is drilled, all by taking in the not co-altitude sample chamber 11 of thief rod 4, from this, accomplished the sampling work to different soil horizon, moreover, the soil of sampling is scraped from the lateral wall on soil horizon and is got off, and the sample can not receive the influence that the soil appearance that the drill bit 1 drilling in-process falls produced, has improved the accurate nature of sampling greatly.

It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.

Furthermore, it should be understood that although the present description refers to embodiments, not every embodiment may contain only a single embodiment, and such description is for clarity only, and those skilled in the art should integrate the description, and the embodiments may be combined as appropriate to form other embodiments understood by those skilled in the art.

Claims

1. A multilayer sampling device for polluted soil comprises a drill bit (1), a drill rod (2), a spiral blade (3), a sampling rod (4), a rotary grab bar (5), an adjusting ring (6), a limiting bolt (7), a limiting hole (8), a rotary rod (9), a rotary hole (10), a sampling cavity (11), a sampling port (12), a sampling shovel (13), a sampling rotary shaft (14), a sampling bearing (15), a rotary gear (16), a sampling gear (17), a bottom plate (18), a gear port (19) and a partition plate (20), and is characterized in that the drill bit (1) is fixed at the bottom of the drill rod (2), the spiral blade (3) is arranged on the outer wall of the drill rod (2), the sampling rod (4) is fixed at the top of the drill rod (2), the rotary grab bar (5) is arranged on two sides of the top of the sampling rod (4), the adjusting ring (6) is arranged at the top of the sampling rod (, the utility model discloses a sampling device, including adjustable ring (6), spacing bolt (7) are worn to be equipped with by the both sides screw thread of adjustable ring (6), spacing bolt (7) bottom is passed adjustable ring (6) and is fixed in spacing hole (8), internal screw thread cylindrical hole is equipped with for being equipped with in spacing hole (8), spacing hole (8) set up the top surface both sides at sample pole (4), the bottom central point of adjustable ring (6) puts and is fixed with rotary rod (9), rotary rod (9) are worn to establish in rotatory hole (10), rotary rod (9) vertical setting is put at rotary hole (10) central point, the both sides of rotary hole (10) are equipped with a plurality of sample chambeies (11), are fixing bottom plate (18) between upper and lower sample chamber (11), are fixing baffle (20) between the sample chamber (11) of left and right sides, baffle (20) vertical fixation is in bottom plate (18) central point, be equipped with gear mouth (19) on baffle (20, the utility model discloses a sampling device, including rotating gear (16), sample bearing (15) are being fixed on bottom plate (18) in sample chamber (11), the both sides of rotating gear (16) are passed gear mouth (19) and are stretched into in sample chamber (11) of both sides, sample bearing (15) are being fixed on bottom plate (18) in sample chamber (11), sample pivot (14) bottom is rotated and is fixed in sample bearing (15), sample pivot (14) top is fixed with sample gear (17), sample gear (17) link to each other with the both sides meshing of rotating gear (16), sample pivot (14) middle part is fixed sample shovel (13), sample shovel (13) are convex metal scraper bowl, and sample shovel (13) of both sides set up for centre of a circle symmetry, sample mouth (12) have been seted up on the lateral wall in sample chamber.

2. Multilayer sampling device of contaminated soil according to claim 1, characterized in that said drill bit (1) is a chrome steel conical metal head.

3. Multilayer sampling device of contaminated soil according to claim 1, characterized in that said drill rod (2) is a cylindrical metal rod.

4. Multilayer sampling device of contaminated soil according to claim 1, characterized in that the spiral blade (3) is a steel sheet spiraling upwards.

5. Multilayer sampling device of contaminated soil according to claim 1, characterized in that the side wall of the adjusting ring (6) is provided with anti-skid grooves.