Soil sampling device for heavy metal contaminated site
By designing a soil sampling device for heavy metal contaminated sites with a foot pedal and scraper, the problems of cumbersome operation and sample residue in existing technologies have been solved, and rapid and complete soil sampling has been achieved.
Patent Information
- Application Number
- CN202422966826.5
- Authority / Receiving Office
- CN · China
- Patent Type
- Utility models(China)
- Current Assignee / Owner
- Filing Date
- 2024-12-03
- Publication Date
- 2025-11-25
- Estimated Expiration
- 2034-12-03
AI Technical Summary
Existing soil sampling devices are cumbersome to operate, have low sampling efficiency, and soil samples are easily left inside the sampling tools, resulting in incomplete collection.
A soil sampling device for heavy metal contaminated sites was designed, including a handle, an adjustment mechanism, and a sampling mechanism. By using a foot pedal and a scraper, rapid sampling is achieved, and soil samples are scraped from the retention trough after the sampling tube is lifted. The cut at the lower end of the sampling tube ensures that soil enters the tube, and the sampling depth is adjusted by the adjustment mechanism.
This improves the convenience of soil sampling and the integrity of sample collection, ensuring the speed of the sampling process and the representativeness of the samples.
Smart Images
Figure CN223597252U_ABST
Abstract
Description
TECHNICAL FIELD
[0001] The utility model relates to soil sampling technical field, concretely is a heavy metal pollution site soil sampling device. BACKGROUND
[0002] The heavy metal pollution site soil sampling device is suitable for the scene that needs to collect soil samples in the site that may exist heavy metal pollution, especially in the field of environmental monitoring, pollution assessment, soil remediation and scientific research, the device can efficiently and accurately obtain soil samples, and provides key data support for subsequent analysis and management work.
[0003] However, the prior art still has the following problems:
[0004] The soil sampling mode of the prior art often cannot ensure effective sampling of soil, and the sample is easily lost due to soil adhesion when the sampling tube is lifted. In general, the soil sampling device in the prior art still has the problems of complicated operation, low sampling efficiency, and incomplete collection due to the soil sample remaining in the sampling tool.
[0005] In view of the above problems, the inventor proposes a heavy metal pollution site soil sampling device to solve the above problems. UTILITY MODEL CONTENTS
[0006] In order to solve the problems of complicated operation, low sampling efficiency, and incomplete collection due to the soil sample remaining in the sampling tool, the purpose of the utility model is to provide a heavy metal pollution site soil sampling device.
[0007] To solve the above technical problems, the utility model adopts the following technical scheme: a heavy metal pollution site soil sampling device, comprising a handle, an adjusting mechanism is fixedly arranged at the lower end of the handle, a sampling mechanism is fixedly arranged at the lower end of the adjusting mechanism, the sampling mechanism comprises a foot pedal, the upper surface of the foot pedal is fixedly connected with the lower end of the adjusting mechanism, a sampling rack is fixedly arranged on one side of the foot pedal, a sampling tube is fixedly arranged on the lower surface of the sampling rack, the inside of the sampling tube is slidably provided with a scraper, the upper surface of the scraper is fixedly provided with a sampling rod, the upper end of the sampling rod penetrates through the upper surface of the sampling rack, and a return spring is sleeved on the outside of the sampling rod.
[0008] Preferably, the adjusting mechanism comprises an adjusting rod, the upper end of the adjusting rod is fixedly connected with the lower end of the handle, a plurality of limiting grooves are arranged on the outside of the adjusting rod at equal intervals, an adjusting barrel is slidably sleeved on the outside of the adjusting rod, a limiting plate is rotatably arranged on the outer surface of the adjusting barrel, a limiting rod and a clamping ring are fixedly arranged on the side of the limiting plate close to the adjusting barrel, the limiting rod is clamped and connected with the limiting groove, a limiting hole is arranged on the outer surface of the adjusting barrel, and the limiting hole is slidably attached with the limiting rod.
[0009] Compared with the prior art, the utility model has the beneficial effects that:
[0010] 1、 the utility model discloses a sampling mechanism, realized fast sampling and can scrape the soil sample in the sampling holding groove effectively after lifting the sampling pipe, and the cutout at the lower end helps the soil to enter the sampling pipe, and the overall convenience of soil sampling and the integrity of sample collection are improved. BRIEF DESCRIPTION OF DRAWINGS
[0011] In order to more clearly illustrate the technical scheme in the embodiment of the utility model or prior art, the drawings needed to be used in the embodiment or prior art description will be briefly introduced as follows, and obviously, the drawings in the following description are only some embodiments of the utility model, and for those skilled in the art, other drawings can also be obtained according to these drawings without creative labor.
[0012] Fig. 1 It is the structural schematic diagram of the utility model.
[0013] Fig. 2 It is the structural section schematic diagram of the sampling mechanism of the utility model.
[0014] Fig. 3 It is the structural section schematic diagram of the adjusting mechanism of the utility model.
[0015] In the drawing: 1, handle;2, sampling mechanism;3, adjusting mechanism;4, antiskid sleeve;20, treadle;21, antiskid pad of treading;22, sampling frame;23, sampling holding groove;24, cutout;25, sampling pipe;26, scraper;27, sampling rod;28, return spring;29, antiskid pad of sampling;30, adjusting rod;31, limiting groove;32, adjusting cylinder;33, limiting frame;34, limiting plate;35, limiting rod;36, clamping ring;37, limiting hole;38, adjusting groove. DETAILED DESCRIPTION
[0016] The technical scheme in the embodiments of the utility model will be clearly and completely described in combination with the drawings in the embodiments of the utility model, and obviously, the described embodiments are only some embodiments of the utility model, rather than all the embodiments. Based on the embodiments in the utility model, all other embodiments obtained by those skilled in the art without creative labor belong to the protection scope of the utility model.
[0017] Embodiment: as Figs. 1-3The utility model provides a heavy metal pollution site soil sampling device, including handle 1, the lower extreme fixed establishment of handle 1 is equipped with adjusting mechanism 3, the lower extreme fixed establishment of adjusting mechanism 3 is equipped with sampling mechanism 2, sampling mechanism 2 includes treadle 20, the upper surface of treadle 20 is fixedly connected with the lower extreme of adjusting mechanism 3, one side of treadle 20 is fixedly equipped with sampling frame 22, the lower surface of sampling frame 22 is fixedly equipped with sampling tube 25, sampling tube 25, the inside slide of sampling tube 25 is equipped with scraper 26, the upper surface of scraper 26 is fixedly equipped with sampling rod 27, and the upper end of sampling rod 27 penetrates the upper surface of sampling frame 22, the outside of sampling rod 27 is equipped with return spring 28, when using sampling mechanism 2, the operator will first stand beside the device, and the foot is treaded down treadle 20, with the depression of treadle 20, sampling frame 22 and the sampling tube 25 under it will follow into the soil, and the notch 24 at the lower end of the sampling tube 25 helps the soil to enter the tube smoothly, when the sampling tube 25 reaches the predetermined depth, the sampling frame 22 is lifted upwards through handle 1, the soil can be effectively left in the sampling tube 25 through the sampling retention groove 23, then the operator treads the sampling anti -skid pad 29 on the upper end of sampling rod 27, this action will make scraper 26 push down inside sampling tube 25, and scrape the soil sample adhered to the inner wall of the tube, ensure the integrity and representativeness of the sample, after sampling, the sampling anti -skid pad 29 is loosened, and the return spring 28 pushes scraper 26 to return to the initial position, ready for the next sampling.
[0018] The both ends of handle 1 are fixedly equipped with anti -skid sleeve 4, the upper surface of treadle 20 is fixedly equipped with two symmetrical distribution's tread anti -skid pad 21, the upper end of sampling rod 27 is fixedly equipped with sampling anti -skid pad 29, the inner wall of sampling tube 25 is equipped with a plurality of equidistance distribution's sampling retention groove 23, the lower end of sampling tube 25 is equipped with notch 24, anti -skid sleeve 4 can effectively improve the stability when handle 1 is held, tread anti -skid pad 21 and sampling anti -skid pad 29 can provide additional friction, ensure that the tread is stable, sampling retention groove 23 and notch 24 can ensure the integrity and representativeness of the sample.
[0019] The adjusting mechanism 3 comprises an adjusting rod 30, the upper end of the adjusting rod 30 is fixedly connected with the lower end of the handle 1, a plurality of limiting grooves 31 are arranged on the outer side of the adjusting rod 30 at equal intervals, an adjusting cylinder 32 is sleeved on the outer side of the adjusting rod 30, a limiting plate 34 is rotatably arranged on the outer surface of the adjusting cylinder 32, a limiting rod 35 and a clamping ring 36 are fixedly arranged on the side of the limiting plate 34 close to the adjusting cylinder 32, the limiting rod 35 is clamped and connected with the limiting groove 31, a limiting hole 37 is arranged on the outer surface of the adjusting cylinder 32, the limiting hole 37 is in sliding fit with the limiting rod 35, through the adjusting mechanism 3, before use, the operator can determine the approximate length of the sampling device according to the actual situation, then the limiting rod 35 is separated from the currently clamped limiting groove 31 by rotating the limiting plate 34, at this time, the adjusting cylinder 32 can freely slide on the adjusting rod 30, the operator can move the adjusting cylinder 32 up and down until the appropriate length is reached, then the limiting plate 34 is rotated again to make the limiting rod 35 clamped into the adjacent limiting groove 31, thereby fixing the position of the adjusting cylinder 32.
[0020] The inside of the adjusting cylinder 32 is provided with an adjusting groove 38, the adjusting groove 38 is in sliding fit with the adjusting rod 30, the outer surface of the adjusting cylinder 32 is fixedly provided with a limiting frame 33, the limiting frame 33 is rotatably connected with the limiting plate 34, the clamping ring 36 is an elastic ring, the inner surface of the clamping ring 36 is in fit with the outer surface of the adjusting cylinder 32, the clamping ring 36 as an elastic ring can be clamped on the outer surface of the adjusting cylinder 32, to ensure the close connection between the limiting plate 34 and the adjusting cylinder 32, the limiting frame 33 provides support for the rotation of the limiting plate 34, to ensure the smooth and reliable rotation process.
[0021] Working principle: when the sampling mechanism 2 is used, the operator will first stand beside the device, step on the pedal 20 with his foot, the anti-skid pad 21 provides additional friction to ensure stable stepping, with the depression of the pedal 20, the sampling frame 22 and the sampling tube 25 below it will be deep into the soil, the cutout 24 at the lower end of the sampling tube 25 helps the soil to smoothly enter the tube, when the sampling tube 25 reaches the predetermined depth, the sampling frame 22 is lifted upward by the handle 1, the soil can be effectively left in the sampling tube 25 through the sampling retaining groove 23, then the operator steps on the sampling anti-skid pad 29 on the upper end of the sampling rod 27, this action will make the scraper 26 push down inside the sampling tube 25, scraping the soil sample attached to the inner wall of the tube, to ensure the integrity and representativeness of the sample, after sampling, the sampling anti-skid pad 29 is released, the reset spring 28 will push the scraper 26 back to the initial position, to prepare for the next sampling;
[0022] Before use, the operator can determine the approximate length of the sampling device according to the situation of the operator, and then the limiting rod 35 is separated from the current limiting groove 31 by rotating the limiting plate 34, at this time, the adjusting cylinder 32 can slide freely on the adjusting rod 30, the operator can move the adjusting cylinder 32 up and down until the appropriate length is reached, then rotate the limiting plate 34 again, so that the limiting rod 35 is clamped into the adjacent limiting groove 31, thereby fixing the position of the adjusting cylinder 32, the clamping ring 36 as a elastic ring can be clamped on the outer surface of the adjusting cylinder 32, to ensure the close connection between the limiting plate 34 and the adjusting cylinder 32, the limiting frame 33 provides support for the rotation of the limiting plate 34, to ensure that the rotation process is stable and reliable.
[0023] Obviously, those skilled in the art can make various modifications and variations to the present application without departing from the spirit and scope of the present application. Thus, if these modifications and variations of the present application fall within the scope of the claims of the present application and their equivalents, the present application also intends to include these modifications and variations.
Claims
1. A heavy metal contaminated site soil sampling device comprising a handle (1), characterised in that: The lower end of the handle (1) is fixedly provided with an adjusting mechanism (3), and the lower end of the adjusting mechanism (3) is fixedly provided with a sampling mechanism (2); The sampling mechanism (2) comprises a pedal (20), the upper surface of the pedal (20) is fixedly connected with the lower end of the adjusting mechanism (3), one side of the pedal (20) is fixedly provided with a sampling rack (22), the lower surface of the sampling rack (22) is fixedly provided with a sampling pipe (25), the inner side of the sampling pipe (25) is slidably provided with a scraper (26), the upper surface of the scraper (26) is fixedly provided with a sampling rod (27), the upper end of the sampling rod (27) penetrates through the upper surface of the sampling rack (22), and the outer side of the sampling rod (27) is sleeved with a return spring (28).
2. The heavy metal contaminated site soil sampling device of claim 1, wherein, The adjusting mechanism (3) comprises an adjusting rod (30), the upper end of the adjusting rod (30) is fixedly connected with the lower end of the handle (1), a plurality of limiting grooves (31) are evenly distributed on the outer side of the adjusting rod (30), the outer side of the adjusting rod (30) is slidably sleeved with an adjusting barrel (32), the outer surface of the adjusting barrel (32) is rotatably provided with a limiting plate (34), the side, close to the adjusting barrel (32), of the limiting plate (34) is fixedly provided with a limiting rod (35) and a clamping ring (36), the limiting rod (35) is clamped and connected with the limiting groove (31), and the outer surface of the adjusting barrel (32) is provided with a limiting hole (37), the limiting hole (37) is slidably attached to the limiting rod (35).
3. The heavy metal contaminated site soil sampling device of claim 1, wherein, The both ends of the handle (1) are fixedly sleeved with anti-skid sleeves (4).
4. The heavy metal contaminated site soil sampling device of claim 1, wherein, The upper surface of the pedal (20) is fixedly provided with two symmetrically-distributed pedal anti-skid pads (21), and the upper end of the sampling rod (27) is fixedly provided with a sampling anti-skid pad (29).
5. The heavy metal contaminated site soil sampling device of claim 1, wherein, The inner wall of the sampling pipe (25) is provided with a plurality of sampling retention grooves (23) which are evenly distributed, and the lower end of the sampling pipe (25) is provided with a notch (24).
6. A heavy metal contaminated site soil sampling device as claimed in claim 2, wherein, The inside of the adjusting barrel (32) is provided with an adjusting groove (38), and the adjusting groove (38) is slidably attached to the adjusting rod (30).
7. A heavy metal contaminated site soil sampling device as claimed in claim 2, wherein, The outer surface of the adjusting barrel (32) is fixedly provided with a limiting rack (33), and the limiting rack (33) is rotatably connected with the limiting plate (34).
8. A heavy metal contaminated site soil sampling device as claimed in claim 2, wherein, The clamping ring (36) is an elastic ring, and the inner surface of the clamping ring (36) is attached to the outer surface of the adjusting barrel (32).