CN219777156U

CN219777156U - Soil sampler

Info

Publication number: CN219777156U
Application number: CN202321052555.1U
Authority: CN
Inventors: 唐媛媛; 田雅文
Original assignee: Individual
Current assignee: Individual
Priority date: 2023-05-05
Filing date: 2023-05-05
Publication date: 2023-09-29
Anticipated expiration: 2033-05-05

Abstract

The utility model relates to an earth sampler, which belongs to the technical field of earth sampling and comprises a sampling tube, wherein the top edge of the sampling tube is provided with a supporting part, the outer wall of the sampling tube is provided with an inlet communicated with the inside of the sampling tube, the outer side of the sampling tube is movably provided with a baffle plate, the baffle plate can open or close the inlet, and the inner side of the sampling tube is movably provided with a first expansion plate and a second expansion plate for shielding the inlet; the soil collecting mechanism is arranged in the sampling tube and comprises a driving rod movably connected to the inner wall of the sampling tube and a plurality of scraping plates arranged at the bottom end of the driving rod; the utility model is beneficial to conveniently, accurately and efficiently collecting the soil in a larger range in the sampling tube.

Description

Soil sampler

Technical Field

The utility model belongs to the technical field of soil sampling, and particularly relates to a soil sampler.

Background

At present, due to the requirement of economic development, land planning becomes more and more important, and according to the prospect, the requirement and other factors of economic development, the reasonable use of the land is arranged for a long time so as to ensure that the utilization of the land can meet the requirement of proportional development of all departments of national economy. In land planning, the construction and properties of the soil often need to be detected and analyzed, which requires that the soil at different depths be collected for detection.

Aiming at the problems, the Chinese patent application with the authority of the publication number of CN218629067U discloses an earth sampling device, which comprises a bottom plate, wherein the top surface of the bottom plate is provided with a mounting frame, the inner bottom surface of the mounting frame is provided with a moving block, the top surface of the mounting frame is provided with a first mounting hole, the inside of the first mounting hole is fixedly provided with a first rotating motor, the shaft of the first rotating motor is fixedly connected with a screw rod, the top surface of the moving block is provided with a threaded hole, and the threaded hole is sleeved with the screw rod in a threaded way; the sampling assembly is arranged on the bottom surface of the movable block and used for sampling soil.

However, this soil sampling device has the following drawbacks: before sampling, the sealing plate of the corresponding sampling port needs to be detached in advance according to the soil depth of the sample, and then the sampling tube is put into the soil layer, but in the process of lowering the sampling tube, some soil enters the sampling tube through the sampling port, so that the collected soil is not completely at the target depth, sampling inaccuracy is caused, and the detection result is affected.

Disclosure of Invention

The utility model aims to overcome the defects of the prior art and provide the soil sampler which is beneficial to conveniently, accurately and efficiently collecting soil in a larger range in the sampling tube.

The technical scheme of the utility model is as follows:

the soil sampler comprises a sampling tube, wherein the edge of the top end of the sampling tube is provided with a supporting part, the outer wall of the sampling tube is provided with an inlet communicated with the inside of the sampling tube, the outer side of the sampling tube is movably provided with a baffle plate, the baffle plate can open or close the inlet, and the inner side of the sampling tube is movably provided with a first expansion plate and a second expansion plate, wherein the first expansion plate and the second expansion plate are used for shielding the inlet; the soil collection mechanism is arranged in the sampling tube and comprises a driving rod movably connected to the inner wall of the sampling tube and a plurality of scraping plates arranged at the bottom end of the driving rod.

Further, the stiff end of first expansion plate is connected in sampling tube open-top department, the vertical downwardly extending of flexible end of first expansion plate, the stiff end of second expansion plate is connected in the bottom of sampling tube, the flexible end of second expansion plate is vertical upwards extending, just be provided with the connecting rod between the flexible end of first expansion plate and the flexible end of second expansion plate, through the linkage of first expansion plate and second expansion plate is realized to the connecting rod.

Further, a sampling channel for sampling the scraping plate is reserved between the telescopic end of the first telescopic plate and the telescopic end of the second telescopic plate, and the sampling channel is communicated with the inlet.

Further, the flexible end level of first expansion plate is provided with the slide bar, the one end sliding connection that first expansion plate was kept away from to the slide bar is on the sampling tube inside wall, and the sampling tube inside wall is provided with two slide rails that are used for the slide bar gliding the first spout has been seted up on the slide bar, the lower extreme and the first spout slip joint cooperation of actuating lever.

Further, limiting baffle rings are arranged on the upper side and the lower side of the sliding rod, and are coaxially arranged on the periphery of the driving rod.

Further, scale marks are arranged on the outer side of the driving rod.

Further, a fixed rod is arranged at the opening of the top of the sampling tube, and a second sliding groove for driving the rod to slide is formed in the fixed rod.

Further, a third chute for sliding the baffle plate is formed in the supporting portion, and a guide rail for providing sliding support for the baffle plate is arranged on the outer side wall of the bottom of the sampling tube.

Compared with the prior art, the utility model has the beneficial effects that:

1. according to the utility model, the baffle, the first expansion plate and the second expansion plate are arranged, so that the sampling can be more accurate by utilizing the scraping plate, and soil in other layers can not be mixed;

2. according to the utility model, the scraping plate and the sampling channel are corresponding and synchronously linked, and soil in a larger range in the sampling tube can be collected with the aid of the scale marks on the outer side of the driving rod, so that the sampling device is convenient and quick.

In a word, the utility model is beneficial to conveniently, accurately and efficiently collecting soil in a larger range in the sampling tube.

Drawings

The accompanying drawings are included to provide a further understanding of the utility model and are incorporated in and constitute a part of this specification, illustrate the utility model and together with the embodiments of the utility model, serve to explain the utility model. In the drawings:

fig. 1 is a schematic perspective view of the present utility model.

Fig. 2 is an enlarged partial schematic view at a in fig. 1.

Fig. 3 is a partially enlarged schematic view at B in fig. 1.

Fig. 4 is a schematic partial cross-sectional view of the present utility model.

Fig. 5 is an enlarged partial schematic view at C in fig. 4.

Fig. 6 is another partial cross-sectional schematic view of the present utility model.

Fig. 7 is a partially enlarged schematic view of fig. 6 at D.

In the figure, 10, a sampling tube, 11, a supporting part, 111, a third chute, 12, an inlet, 13, a baffle, 131, a guide rail, 20, a soil collecting mechanism, 21, a driving rod, 211, a scale mark, 22, a scraper, 23, a sliding rod, 231, a first chute, 232, a sliding rail, 233, a limiting baffle ring, 24, a fixing rod, 241, a second chute, 30, a first expansion plate, 40, a second expansion plate, 50 and a connecting rod.

Detailed Description

The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model; all other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.

As shown in fig. 1 to 5, an earth sampler comprises a sampling tube 10, wherein the top edge of the sampling tube 10 is provided with a supporting part 11, so that after the sampling tube 10 is placed in a hole which is punched in advance, the supporting part 11 is lapped on the edge of the hole to provide support for the sampling tube; an inlet 12 communicated with the inside of the sampling tube 10 is formed in the outer wall of the sampling tube 10, a baffle 13 is movably arranged on the outer side of the sampling tube 10, and the baffle 13 can open or close the inlet 12, so that soil can enter the sampling tube 10 or be blocked outside the sampling tube 10.

With continued reference to fig. 1-5, a soil collecting mechanism 20 is disposed in the sampling tube 10, the soil collecting mechanism 20 includes a driving rod 21 movably connected to an inner wall of the sampling tube 10 and a plurality of scrapers 22 mounted at a bottom end of the driving rod 21, the plurality of scrapers 22 are circumferentially disposed around an outer surface of the driving rod 21, the driving rod 21 is moved to enable the scrapers 22 to extend out of the sampling tube 10 from the inlet 12, and then the driving rod 21 is rotated to enable the scrapers 22 to scrape soil into the sampling tube 10.

In this embodiment, as shown in fig. 3-5, a first expansion plate 30 and a second expansion plate 40 for shielding the access opening 12 are movably disposed inside the sampling tube 10, a fixed end of the first expansion plate 30 is connected to an opening at the top of the sampling tube 10, an expansion end of the first expansion plate 30 extends vertically downward, a fixed end of the second expansion plate 40 is connected to a bottom end of the sampling tube 10, an expansion end of the second expansion plate 40 extends vertically upward, a connecting rod 50 is disposed between the expansion end of the first expansion plate 30 and the expansion end of the second expansion plate 40, linkage of the first expansion plate 30 and the second expansion plate 40 is achieved through the connecting rod 50, a sampling channel for sampling the scraper 22 is reserved between the expansion end of the first expansion plate 30 and the expansion end of the second expansion plate 40, and the sampling channel is communicated with the access opening 12, so that soil can be sampled through the sampling channel.

In this embodiment, as shown in fig. 5 and 7, a sliding rod 23 is horizontally disposed at the telescopic end of the first telescopic plate 30, one end of the sliding rod 23 far away from the first telescopic plate 30 is slidably connected to the inner side wall of the sampling tube 10, two sliding rails 232 for sliding the sliding rod 23 are disposed at the inner side wall of the sampling tube 10, wherein the sliding rails 232 are approximately L-shaped, a first sliding groove 231 is formed in the sliding rod 23, the lower end of the driving rod 21 is slidably engaged with the first sliding groove 231, specifically, limiting stop rings 233 are disposed at the upper and lower sides of the sliding rod 23, and the limiting stop rings 233 are coaxially mounted on the periphery of the driving rod 21, so that the telescopic end of the first telescopic plate 30 and the telescopic end of the second telescopic plate 40 can also move upwards along with the driving rod 21, and in this process, the position of the scraping plate 22 is consistent with the position of the sampling channel, so that when sampling, the driving rod 21 is first moved to the depth to be sampled, then the rotating baffle 13 will be opened 12, and then the driving rod 21 is rotated and the driving rod 21 is moved to the soil layer 22 along the horizontal direction to the first sliding groove 231 to the depth of the soil layer 10.

In this embodiment, as shown in fig. 2 and 5, in order to more conveniently take soil with different depths, scale marks 211 are arranged on the outer side of the driving rod 21, so that accurate sampling can be conveniently performed by observing the scale marks 211; in order to ensure the stability of the driving rod 21 during movement, a fixed rod 24 is arranged at the top opening of the sampling tube 10, and a second sliding chute 241 for sliding the driving rod 21 is arranged on the fixed rod 24.

In this embodiment, as shown in fig. 1, 2 and 6, a third chute 111 for sliding the baffle 13 is provided on the support portion 11, and a guide rail 131 for providing sliding support for the baffle 13 is provided on the outer side wall of the bottom of the sampling tube 10.

The specific working principle is as follows: referring to fig. 1 to 7, before using the sampler, firstly, a hole is drilled at a position to be sampled, the diameter of the hole is slightly larger than that of the sampling tube 10, then the sampling tube 10 is penetrated into the hole, the supporting part 11 is abutted against the edge of the hole, then the position of the driving rod 21 is adjusted according to the depth to be sampled and through the graduation marks 211, then the baffle 13 is rotated to open the inlet 12, then the driving rod 21 is horizontally moved towards soil along the first sliding groove 231 and the second sliding groove 241, the scraper 22 is brought into contact with the soil, then the driving rod 21 is rotated, at this time, the soil is scraped into the sampling tube 10 by the scraper 22, only the soil with the depth enters the sampling tube 10 from the inlet 12 with the aid of the first telescopic plate 30 and the second telescopic plate 40, so that accurate sampling is realized, after sampling, the inlet 12 is closed by rotating the baffle 13, and then the sampling tube 10 is pulled out.

Claims

1. An earth sampler, comprising:

the sampling tube (10), the top edge of the sampling tube (10) is provided with a supporting part (11), an inlet (12) communicated with the inside of the sampling tube (10) is formed in the outer wall of the sampling tube (10), a baffle (13) is movably arranged on the outer side of the sampling tube (10), the baffle (13) can open or close the inlet (12), and a first expansion plate (30) and a second expansion plate (40) for shielding the inlet (12) are movably arranged on the inner side of the sampling tube (10);

the soil collection mechanism (20) is arranged in the sampling tube (10), and the soil collection mechanism (20) comprises a driving rod (21) movably connected to the inner wall of the sampling tube (10) and a plurality of scraping plates (22) arranged at the bottom end of the driving rod (21).

2. The soil sampler of claim 1, wherein: the utility model discloses a sampling tube, including sample tube (10) and second expansion plate (40), the stiff end of first expansion plate (30) is connected in sample tube (10) open top, the vertical downwardly extending of flexible end of first expansion plate (30), the bottom at sample tube (10) is connected to the stiff end of second expansion plate (40), the vertical upwardly extending of flexible end of second expansion plate (40), just be provided with connecting rod (50) between the flexible end of first expansion plate (30) and the flexible end of second expansion plate (40), through connecting rod (50) realize the linkage of first expansion plate (30) and second expansion plate (40).

3. The soil sampler of claim 2, wherein: a sampling channel for sampling the scraper (22) is reserved between the telescopic end of the first telescopic plate (30) and the telescopic end of the second telescopic plate (40), and the sampling channel is communicated with the inlet (12).

4. The soil sampler of claim 1, wherein: the telescopic end level of first expansion plate (30) is provided with slide bar (23), the one end sliding connection that first expansion plate (30) was kept away from to slide bar (23) is on sampling tube (10) inside wall, and sampling tube (10) inside wall is provided with two slide rails (232) that are used for slide bar (23) gliding slide bar (23) set up first spout (231) on slide bar (23), the lower extreme and the slip joint cooperation of first spout (231) of actuating lever (21).

5. The soil sampler of claim 4, wherein: limiting baffle rings (233) are arranged on the upper side and the lower side of the sliding rod (23), and the limiting baffle rings (233) are coaxially arranged on the periphery of the driving rod (21).

6. The soil sampler of claim 1, wherein: graduation marks (211) are arranged on the outer side of the driving rod (21).

7. The soil sampler of claim 1, wherein: the sampling tube (10) is provided with a fixed rod (24) at the top opening, and a second chute (241) for sliding the driving rod (21) is arranged on the fixed rod (24).

8. The soil sampler of claim 1, wherein: the support part (11) is provided with a third chute (111) for sliding the baffle plate (13), and the outer side wall of the bottom of the sampling tube (10) is provided with a guide rail (131) for providing sliding support for the baffle plate (13).