CN213658308U

CN213658308U - Layered sampling device for soil detection

Info

Publication number: CN213658308U
Application number: CN202022834770.XU
Authority: CN
Inventors: 赵艳荣; 张欣; 葛爱芸; 张楠; 程晓冉
Original assignee: Shandong Dongsheng Environmental Testing Co ltd
Current assignee: Shandong Dongsheng Environmental Testing Co ltd
Priority date: 2020-12-01
Filing date: 2020-12-01
Publication date: 2021-07-09
Anticipated expiration: 2030-12-01

Abstract

The utility model discloses a layering sampling device for soil detection, including the sample barrel. The utility model discloses in, the broken earth drill bit that sets up through the toper advances the sampling region with the whole grafting of sampling barrel, the degree of depth gradient that detects as required selects accurate depth of injection, after the position of accomplishing sampling barrel is confirmed, earlier through the clockwise linkage rod of turning handle, the linkage rod drives multiunit closing plate and carries out the axial rotation in step, breaking away from of multiunit closing plate makes advance the kind breach open, drive multiunit closing plate through the linkage rod and reset, with this circulation, the doctor-bar of multiunit closing plate exterior wall is scraped the soil of this level in step, so that the soil of each level gets into in the sampling barrel through advancing the kind breach, and fall into corresponding baffle in proper order on, take out the sampling barrel at last and open the apron, accomplish the layering sample of soil, thereby the result of use of layering sampling device for soil testing has been improved.

Description

Layered sampling device for soil detection

Technical Field

The utility model relates to the technical field of, especially, relate to a layering sampling device for soil detection.

Background

With the current national social and economic development, the soil problem is becoming more and more obvious. Under the promotion of national ten-item soil and soil pollution control law, soil environment investigation of various places is being conducted vigorously, especially soil environment monitoring investigation of industrial production sites. The collection of the soil sample becomes the most critical step in the soil monitoring due to the heterogeneity of the soil, and the quality assurance can be provided for various later-stage assay data only by accurately collecting the soil sample with the standard requirement. According to the requirements of related soil monitoring technical specifications, sampling and analyzing every 0.5m within 3m of the depth of the monitoring point of the suspected polluted area, and further determining the soil environment pollution range. Most of the current soil samplers can only adopt soil on the surface of the soil or obtain soil samples at different depths through a drilling machine, so that the sampling mode cannot meet the standard requirement easily; through the survey to the representative value of the factor that influences soil environmental quality, confirm environmental quality and trend of change, judge the degree that soil receives and exist which pollutant, when carrying out soil detection, need the instrument to take a sample, the soil of the different degree of pollution that receives is different, and when taking a sample, can not receive the interference by the soil of other depths, the collection of soil sample makes the basis in soil scientific research, geological survey field, the survey of soil sample physicochemical property provides the material basis, there are many methods in the sample of soil.

At present, current soil detection still has the weak point with layering sampling device, soil detection among the prior art generally adopts the drill pipe sample of straight tube type with layering sampling device, after the drill pipe bored into the underground, soil has formed a earth pillar in the drill pipe, take out whole earth pillar and carry out the analysis, above-mentioned soil detection is with layering sampling device can't distinguish the sample that sample level and degree of depth are different, simultaneously after obtaining soil, soil is difficult for taking out, there is inconvenience in taking out of soil, thereby soil detection is with layering sampling device's result of use has been reduced.

SUMMERY OF THE UTILITY MODEL

The utility model aims to provide a: in order to solve the problems, the layered sampling device for soil detection is provided.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

the utility model provides a layering sampling device for soil testing, includes the sample barrel, sample barrel bottom fixed mounting has the drill bit that breaks ground, table wall fixed mounting has the multiunit to be the baffle that vertical equidistance distributes in the sample barrel, vertically wear to be equipped with the gangbar between sample barrel inner chamber and the multiunit baffle, the outer table wall fixed mounting of gangbar has multiunit closed plate, the multiunit advances kind breach, multiunit have been seted up to the table wall in the vertical end of sample barrel advance kind breach and closed plate and all be the dislocation distribution in vertical direction, its advance kind breach and closed plate one-to-one, the vertical end bottom of sample barrel is rotated through the pivot and is connected with the apron, the apron bottom is through fastener and sample barrel bottom interior table wall fixed connection.

As a further description of the above technical solution:

the outer surface wall of the linkage rod is connected with the inner surface walls of the plurality of groups of partition plates in a sliding mode, a convex ring is fixedly mounted on the outer surface wall of the linkage rod, and the convex ring is connected with the inner surface wall of the top of the sampling cylinder body in a clamping mode through a clamping groove formed in an annular mode.

As a further description of the above technical solution:

and a rotating handle is fixedly arranged at the top of the linkage rod.

As a further description of the above technical solution:

the multiunit advance a kind breach and closure plate and all be the arc structure.

As a further description of the above technical solution:

and the outer surface walls of the multiple groups of the closed plates are fixedly provided with scraping pieces.

As a further description of the above technical solution:

the bottom of the cover plate is provided with a convex section, the convex section is lapped on the inner surface wall of the bottom of the sampling cylinder body, and the convex section is fixedly connected with the outer surface wall of the bottom of the sampling cylinder body through a fastening rod.

To sum up, owing to adopted above-mentioned technical scheme, the beneficial effects of the utility model are that:

the utility model discloses in, the broken earth drill bit that sets up through the toper advances the sampling region with the whole grafting of sampling barrel, the degree of depth gradient that detects as required selects accurate depth of injection, after the position of accomplishing sampling barrel is confirmed, earlier through the clockwise linkage rod of turning handle, the linkage rod drives multiunit closing plate and carries out the axial rotation in step, breaking away from of multiunit closing plate makes advance the kind breach open, drive multiunit closing plate through the linkage rod and reset, with this circulation, the doctor-bar of multiunit closing plate exterior wall is scraped the soil of this level in step, so that the soil of each level gets into in the sampling barrel through advancing the kind breach, and fall into corresponding baffle in proper order on, take out the sampling barrel at last and open the apron, accomplish the layering sample of soil, thereby the result of use of layering sampling device for soil testing has been improved.

Drawings

Fig. 1 shows a schematic structural diagram provided according to an embodiment of the present invention;

fig. 2 shows a schematic structural diagram of a sampling cylinder and a closure plate provided according to an embodiment of the present invention;

fig. 3 shows a schematic structural diagram of a linkage rod and a convex ring provided according to an embodiment of the present invention.

Illustration of the drawings:

1. a sampling cylinder body; 2. a sample feeding gap; 3. a partition plate; 4. a linkage rod; 5. a ground breaking drill bit; 6. a handle is rotated; 7. a cover plate; 8. a closing plate; 9. a convex ring.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments of the present invention, all other embodiments obtained by a person of ordinary skill in the art without creative efforts belong to the protection scope of the present invention.

Referring to fig. 1-3, the present invention provides a technical solution: the utility model provides a layering sampling device for soil detection, including sample barrel 1, 1 bottom fixed mounting of sample barrel has broken ground drill bit 5, 1 interior table wall fixed mounting of sample barrel has the multiunit to be baffle 3 that vertical equidistance distributes, vertically wear to be equipped with gangbar 4 between 1 inner chamber of sample barrel and the

multiunit baffle

3, 4 exterior wall fixed mounting of gangbar has multiunit closing plate 8, the multiunit advances kind breach 2 has been seted up to the interior table wall of 1 vertical end of sample barrel, the multiunit advances kind breach 2 and closing plate 8 and all is the dislocation distribution in vertical direction, it advances kind breach 2 and closing plate 8 one-to-one, 1 vertical end bottom of sample barrel is rotated through the pivot and is connected with apron 7, apron 7 bottom is through fastener and 1 bottom interior table wall fixed connection of sample barrel.

Specifically, as shown in fig. 1 and 3, the outer surface wall of the linkage rod 4 is slidably connected with the inner surface walls of the plurality of groups of partition plates 3, a convex ring 9 is fixedly mounted on the outer surface wall of the linkage rod 4, and the convex ring 9 is connected with the inner surface wall of the top of the sampling cylinder 1 in a clamping manner through a clamping groove which is annularly arranged so as to ensure that the linkage rod 4 can stably rotate.

Specifically, as shown in fig. 1, a rotating handle 6 is fixedly mounted at the top of the linkage rod 4, so that the convenience of rotation of the linkage rod 4 is improved.

Specifically, as shown in fig. 2, the plurality of groups of sample feeding gaps 2 and the closing plate 8 are both arc-shaped structures, so that the sample feeding gaps 2 and the closing plate 8 are matched in tightness when the sampling cylinder 1 is attached to the structural characteristics.

Specifically, as shown in fig. 1 and 2, the outer surface walls of the multiple groups of closing plates 8 are fixedly provided with scraping blades, so that soil can rapidly enter the sampling cylinder 1, and the operation efficiency of the sampling device is ensured.

Specifically, as shown in fig. 1, the bottom of the cover plate 7 is provided with a convex section, the convex section is lapped on the inner surface wall of the bottom of the sampling cylinder 1, the convex section and the outer surface wall of the bottom of the sampling cylinder 1 are fixedly connected through a fastening rod, and the convex section of the bottom of the cover plate 7 is lapped on the outer surface wall of the bottom of the sampling cylinder 1, so that the cover plate 7 can be stably combined with the sampling cylinder 1.

The working principle is as follows: when in use, the sampling cylinder body 1 is integrally inserted into a sampling area through the soil breaking drill bit 5 which is arranged in a conical shape, the accurate insertion depth is selected according to the depth gradient to be detected, after the position of the sampling cylinder 1 is determined, the linkage rod 4 is rotated clockwise through the rotating handle 6, the linkage rod 4 drives the plurality of groups of closing plates 8 to synchronously rotate axially, the plurality of groups of closing plates 8 are separated to open the sample feeding gap 2, the linkage rod 4 drives the plurality of groups of closing plates 8 to reset, so that the circulation is realized, the scraping blades on the outer surface wall of the plurality of groups of closing plates 8 synchronously scrape the soil at the layer, so that each level soil through advance kind breach 2 get into sample barrel 1 in to on falling into corresponding baffle 3 in proper order, take out sample barrel 1 at last and open apron 7, accomplish the layering sample of soil, thereby improved soil detection and used layering sampling device's result of use.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The layered sampling device for soil detection comprises a sampling barrel body (1) and is characterized in that a ground breaking drill bit (5) is fixedly mounted at the bottom of the sampling barrel body (1), a plurality of groups of partition plates (3) distributed in a vertical equal distance are fixedly mounted on the inner surface wall of the sampling barrel body (1), a linkage rod (4) vertically penetrates through the space between the inner cavity of the sampling barrel body (1) and the plurality of groups of partition plates (3), a plurality of groups of closed plates (8) are fixedly mounted on the outer surface wall of the linkage rod (4), a plurality of groups of sample introduction notches (2) are formed in the inner surface wall of the vertical end of the sampling barrel body (1), the sample introduction notches (2) and the closed plates (8) are distributed in a staggered mode in the vertical direction, the sample introduction notches (2) correspond to the closed plates (8) one by one, and a cover plate (7) is rotatably connected to, the bottom of the cover plate (7) is fixedly connected with the inner surface wall of the bottom of the sampling cylinder body (1) through a fastener.

2. The layered sampling device for soil detection according to claim 1, wherein the outer surface wall of the linkage rod (4) is slidably connected with the inner surface walls of the plurality of groups of partition plates (3), a convex ring (9) is fixedly mounted on the outer surface wall of the linkage rod (4), and the convex ring (9) is connected with the inner surface wall of the top of the sampling cylinder (1) in a clamping manner through a clamping groove which is annularly arranged.

3. The stratified sampling device for soil detection as claimed in claim 1, wherein a rotating handle (6) is fixedly installed on the top of the linkage rod (4).

4. The layered sampling device for soil detection according to claim 1, wherein the plurality of groups of sample introduction gaps (2) and the closed plates (8) are arc-shaped structures.

5. The stratified sampling apparatus for soil testing as claimed in claim 1, wherein a plurality of groups of the closure plates (8) are fixedly provided with a scraper on the outer surface wall.

6. The stratified sampling device for soil detection as claimed in claim 1, wherein the bottom of the cover plate (7) is provided with a convex section, the convex section is lapped on the inner surface wall of the bottom of the sampling cylinder (1), and the convex section is fixedly connected with the outer surface wall of the bottom of the sampling cylinder (1) through a fastening rod.