CN112857883A - High accuracy soil heavy metal detection device - Google Patents
High accuracy soil heavy metal detection device Download PDFInfo
- Publication number
- CN112857883A CN112857883A CN202110277514.1A CN202110277514A CN112857883A CN 112857883 A CN112857883 A CN 112857883A CN 202110277514 A CN202110277514 A CN 202110277514A CN 112857883 A CN112857883 A CN 112857883A
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- sampling
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- soil
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- heavy metal
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/02—Devices for withdrawing samples
- G01N1/04—Devices for withdrawing samples in the solid state, e.g. by cutting
- G01N1/08—Devices for withdrawing samples in the solid state, e.g. by cutting involving an extracting tool, e.g. core bit
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/286—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q involving mechanical work, e.g. chopping, disintegrating, compacting, homogenising
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/38—Diluting, dispersing or mixing samples
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N1/00—Sampling; Preparing specimens for investigation
- G01N1/28—Preparing specimens for investigation including physical details of (bio-)chemical methods covered elsewhere, e.g. G01N33/50, C12Q
- G01N1/38—Diluting, dispersing or mixing samples
- G01N2001/386—Other diluting or mixing processes
Abstract
The invention discloses a high-precision soil heavy metal detection device which comprises a mobile detection table, wherein an electric push rod is arranged in the mobile detection table, the output end of the electric push rod is fixedly connected with a sampling table, a motor is arranged at the bottom in the sampling table, the output end of the motor penetrates into a mixing cavity and is fixedly connected with a central gear, the central gear is connected with a transmission ring through a transmission assembly, the inner wall of the transmission ring is provided with the mixing assembly, the bottom of the sampling table is provided with a plurality of sampling insertion barrels, and sampling assemblies are arranged in the sampling insertion barrels. When soil sampling is carried out, multi-point sampling is realized through the plurality of sampling inserting cylinders arranged at the bottom of the sampling platform, soil of different soil layers is conveyed into the mixing cavity under the action of the sampling shafts and the sampling dragon blades in the sampling inserting cylinders, and the soil of different soil layers and different areas is stored and mixed under the action of the stirring fan blades arranged in the mixing cavity, so that the soil sample can represent the sample of the sampling area.
Description
Technical Field
The invention relates to the technical field of soil heavy metal detection, in particular to a high-precision soil heavy metal detection device.
Background
The detection of the heavy metals in the soil is used as an important achievement of a big survey of national soil resources and a special item for a survey of national soil pollution conditions, and the soil pollution in local areas is found to be serious by a national multi-target area geochemical survey project; for example, cadmium, mercury, lead, arsenic and other abnormalities commonly exist in certain areas in the middle and downstream of Yangtze river, mercury and lead abnormalities commonly exist in cities and the periphery of the cities, radioactive abnormalities obviously exist in part of cities, harmful elements in lakes are enriched, soil acidification is serious, researches prove that heavy metal elements such as cadmium and mercury and the like have close relation with human pollution, the heavy metal elements are obviously enriched on the surface layer of the soil and have close relation with densely populated areas and industrial and mining areas, and compared with sampling in 1995 of 1994 and the plus, the distribution area of the heavy metal pollution in the soil is obviously enlarged and is diffused to the densely populated areas in the east.
Whether the soil heavy metal exceeds standard for the convenience of us understanding, it is often can adopt reagent to carry out sampling test to soil, but current sampling equipment is when sampling, can only gather the soil on earth's surface, can't effectively gather the soil of depths, its heavy metal content of soil of different soil layer depths is inequality, in order to have more deep understanding to a certain region, often can sample respectively the soil layer of the different degree of depth of a certain region and examine, this kind of mode is sampling detection time consuming and power, nevertheless can't guarantee the comprehensiveness that detects again to different soil layers, for this reason, a high accuracy soil heavy metal detection device is provided to present, it can realize carrying out the multiple spot sampling to the region, and carry out the unified detection after the sample that will sample carries out the intensive mixing, thereby guarantee the comprehensiveness that detects the structure.
Disclosure of Invention
The invention aims to solve the problems that the existing method is time-consuming and labor-consuming in sampling detection, but different soil layers cannot be detected and the detection comprehensiveness cannot be guaranteed in the conventional method for respectively sampling and detecting soil layers of different depths in a certain area.
In order to achieve the purpose, the invention adopts the following technical scheme:
the utility model provides a high accuracy soil heavy metal detection device, includes the mobile detection platform, be provided with two electric putter in the mobile detection platform, electric putter output fixedly connected with sample platform, the hybrid chamber has been seted up in the sample platform, the bottom is provided with the motor in the sample platform, motor output runs through to the hybrid chamber to fixedly connected with sun gear, sun gear is connected with the transmission ring through transmission assembly, transmission ring inner wall is provided with hybrid assembly, the sample platform bottom is provided with a plurality of samples and inserts a section of thick bamboo, the sample is inserted and is provided with sample assembly in the section of thick bamboo, the mobile detection platform top fixedly connected with collection room, the collection has been seted up in the collection room, it is provided with the collection subassembly to collect the intracavity, it is provided with a plurality of detection rooms to collect the outdoor lateral.
Preferably, the transmission assembly comprises a transmission gear which is rotatably connected with the inner wall of the mixing cavity through a connecting shaft, the transmission gear is meshed with the central gear, an inner meshing tooth layer is arranged on the inner side wall of the transmission ring, and the transmission gear is meshed with the inner meshing tooth layer.
Preferably, the mixing assembly comprises a vertical shaft rotatably connected in the mixing cavity, the end part of the vertical shaft is fixedly connected with stirring blades, the outer side wall of the vertical shaft is fixedly connected with stirring gears, and the stirring gears are meshed with the inner gear layer.
Preferably, the sampling assembly comprises a plurality of sampling ports arranged at the bottom of the sampling platform, the inner side wall of each sampling port is fixedly connected with the outer side wall of the sampling insert, the inner wall of the mixing cavity at the sampling port is rotatably connected with a rotating ring, the outer side wall of the rotating ring is fixedly connected with a rotating toothed ring, the outer side wall of the transmission ring is provided with an outer meshing toothed layer, and the rotating toothed ring is meshed with the outer meshing toothed layer.
Preferably, be provided with the sample axle in the section of thick bamboo is inserted in the sample, the sample axle lateral wall is provided with the sample flood dragon blade, a plurality of connecting rods of sample axle top fixedly connected with, the connecting rod other end and swivel ring lateral wall fixed connection.
Preferably, the collection subassembly is including setting up the collecting pipe in collecting the room, the collecting pipe runs through the sample platform lateral wall to extend to the sample intracavity, motor output end fixedly connected with collection axle, the collection axle is located in the collecting pipe to fixedly connected with collects the flood dragon blade.
Preferably, collect the chamber and be provided with a plurality of screening rings of constituteing by the radial sieve, the screening ring is the slope setting, radial sieve one end with collect the chamber lateral wall and pass through the connecting piece rotation and be connected, the other end through the couple spring with collect chamber lateral wall and be connected, collect the chamber lateral wall and seted up and run through to the transport opening in the detection chamber, transport opening inner wall fixedly connected with axis of rotation, the axis of rotation rotates and is connected with the detection dish, a plurality of detection mouths have been seted up on the detection dish.
Preferably, the bottom of the mobile detection table is fixedly connected with a support plate which is oppositely arranged, and the bottom of the support plate is provided with a mobile wheel.
Compared with the prior art, the invention has the beneficial effects that:
when carrying out the soil sample, insert a section of thick bamboo through setting up a plurality of samples in the sampling bench bottom and realize taking a sample to the multiple spot to all carry the mixing chamber with the soil on different soil layers under the effect of the sample axle that lies in the sample and insert a section of thick bamboo and sample flood dragon blade, and utilize the setting to realize different soil layers under the effect of the stirring fan blade of mixing the intracavity, the mixture of depositing of different regional soil ensures that the soil sample can represent the sample of this sample region.
Drawings
FIG. 1 is a schematic structural diagram of a high-precision soil heavy metal detection device provided by the invention;
FIG. 2 is an enlarged schematic view of the structure at A in FIG. 1;
fig. 3 is a schematic top-view cross-sectional structure diagram of a high-precision soil heavy metal detection device provided by the invention.
In the figure: 1 mobile detection platform, 2 electric putter, 3 sampling platforms, 4 hybrid chambers, 5 sun gear, 6 driving rings, 7 sample inserts a section of thick bamboo, 8 collection rooms, 9 detection rooms, 10 drive gear, 11 vertical axles, 12 stirring fan blades, 13 stirring gear, 14 rotating ring, 15 rotating ring, 16 sample axles, 17 sample flood dragon blades, 18 connecting rods, 19 collecting pipes, 20 collecting axles, 21 collect flood dragon blades, 22 arc-shaped screen, 23 couple spring, 24 collecting chambers, 25 axis of rotation, 26 detection dish, 27 detection mouth, 28 backup pads.
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 embodiments, and all other embodiments obtained by a person of ordinary skill in the art without creative efforts based on the embodiments of the present invention belong to the protection scope of the present invention.
In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "top/bottom", and the like indicate orientations or positional relationships based on those shown in the drawings, and are only for convenience of description and simplification of description, but do not indicate or imply that the referred device or element must have a specific orientation, be constructed in a specific orientation, and be operated, and thus should not be construed as limiting the present invention. Furthermore, the terms "first" and "second" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it should be noted that, unless otherwise explicitly specified or limited, the terms "mounted," "disposed," "sleeved/connected," "connected," and the like are to be construed broadly, e.g., "connected," which may be fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meanings of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1-3, a high-precision soil heavy metal detection device comprises a mobile detection table 1, two electric push rods 2 are arranged in the mobile detection table 1, the electric push rods 2 are prior art, and are not described herein, wherein a storage battery can be arranged in the mobile detection table 1 to effectively supply power to the electric push rods 2 and the motor, an output end of each electric push rod 2 is fixedly connected with a sampling table 3, a mixing chamber 4 is arranged in the sampling table 3, the motor is arranged at the bottom in the sampling table 3, an output end of the motor penetrates into the mixing chamber 4, and is fixedly connected with a central gear 5, the central gear 5 is connected with a transmission ring 6 through a transmission assembly, the transmission ring 6 is rotatably connected with the inner wall of the mixing chamber 4, further, the transmission assembly comprises a transmission gear 10 rotatably connected with the inner wall of the mixing chamber 4 through a connecting shaft, and the transmission gear, an inner meshing tooth layer is arranged on the inner side wall of the transmission ring 6, and the transmission gear 10 is meshed and connected with the inner meshing tooth layer.
The inner wall of the transmission ring 6 is provided with a mixing assembly, further, the mixing assembly comprises a vertical shaft 11 which is rotatably connected in the mixing cavity 4, the end part of the vertical shaft 11 is fixedly connected with a stirring fan blade 12 to realize the stirring of soil, the outer side wall of the vertical shaft 11 is fixedly connected with a stirring gear 13, and the stirring gear 13 is meshed with the inner gear layer; the stirring fan blades 12 above the vertical shaft 11 can be driven to rotate continuously, so that the soil conveyed by the sampling insert cylinder 7 is crushed and stirred continuously, and the soil in different areas of different soil layers can be mixed sufficiently.
The bottom of the sampling platform 3 is provided with a plurality of sampling inserting cylinders 7, sampling assemblies are arranged in the sampling inserting cylinders 7, furthermore, each sampling assembly comprises a plurality of sampling ports formed in the bottom of the sampling platform 3, the inner side walls of the sampling ports are fixedly connected with the outer side walls of the sampling inserting cylinders 7, the inner wall of the mixing cavity 4 positioned at the sampling ports is rotatably connected with a rotating ring 14, the outer side wall of the rotating ring 14 is fixedly connected with a rotating gear ring 15, the outer side wall of the transmission ring 6 is provided with an external meshing gear layer, and the rotating gear ring 15 is meshed with the external meshing gear layer; furtherly again, the sample is inserted and is provided with sample shaft 16 in the section of thick bamboo 7, and a plurality of samples are inserted a section of thick bamboo 7 and can be sampled earth to each position in the region, and the 16 lateral walls of sample shaft are provided with sample flood dragon blade 17, a plurality of connecting rods 18 of 16 top fixedly connected with of sample shaft, the 18 other ends of connecting rod and 14 lateral walls fixed connection of swivel ring.
The top of the mobile detection table 1 is fixedly connected with a collection chamber 8, wherein a plurality of groups of devices for detecting soil are arranged in the collection chamber 8, which is not described in detail for the prior art, a collection cavity 24 is arranged in the collection chamber 8, a collection assembly is arranged in the collection cavity 24, and a plurality of detection chambers 9 are arranged on the outer side wall of the collection chamber 8; furthermore, the collecting assembly comprises a collecting pipe 19 arranged in the collecting chamber 8, the collecting pipe 19 penetrates through the side wall of the sampling table 3 and extends into the sampling cavity, the end part of the output end of the motor is fixedly connected with a collecting shaft 20, and the collecting shaft 20 is positioned in the collecting pipe 19 and is fixedly connected with a collecting dragon blade 21; still further, the top of collecting chamber 24 can be provided with the clearance mouth, be convenient for follow-up clearance to inside earth, its hybrid chamber also is with the reason, it is provided with a plurality of screening rings of compriseing sieve bend 22 to collect chamber 24, the screening ring is the slope setting, wherein utilize sieve bend 22 can effectually avoid massive stone to enter into detecting the dish in, sieve bend 22 one end is rotated with collection chamber 24 lateral wall through the connecting piece and is connected, the other end passes through hook spring 23 and is connected with collection chamber 24 lateral wall, collect chamber 24 lateral wall and set up the transport mouth that runs through to detecting in the room 9, inner wall fixedly connected with axis of rotation 25 in the transport mouth, axis of rotation 25 rotates and is connected with and detects dish 26, it has seted up a plurality of detection mouths 27 on detecting dish 26, remove and detect 1 bottom fixedly connected with of platform and be provided with backup pad 28 relatively, backup pad 28 bottom.
When the invention is used for detection, the mobile detection platform 1 is moved to a sampling area through the supporting plate 28 arranged at the bottom of the mobile detection platform 1, the sampling platform 3 is moved downwards after the electric push rod 2 is opened by opening the electric push rod 2 and the motor, the sampling inserting cylinders 7 arranged in the sampling platform 3 are inserted into a soil layer, a plurality of sampling inserting cylinders 7 arranged at the bottom of the sampling platform 3 are used for sampling soil at each position in the area, the central gear 5 rotates under the action of the motor, the central gear 5 drives the transmission gear 10 to rotate, so that the transmission ring 6 is rotated under the action of an internally meshed gear layer, when the transmission ring 6 is rotated, the rotating ring 14 connected with the outer side wall of the transmission ring 6 through the rotating gear ring 15 rotates, the rotating ring 14 rotates, and drives the sampling shaft 16 connected with the transmission ring through the connecting rods 18 to rotate, the sampling shaft 16 can convey soil in a soil layer into the mixing cavity through the sampling insertion cylinder 7 by the rotation of the sampling dragon blades 17;
the stirring gear 13 connected with the inner side wall of the transmission ring 6 through the inner gear layer can drive the vertical shaft 11 to rotate, the stirring fan blades 12 positioned above the vertical shaft 11 can be driven to rotate continuously, so that the soil conveyed by the sampling insert tube 7 is crushed and continuously stirred, the soil in different areas of different soil layers can be fully mixed, the mixed soil can drive the sampling table 3 to move upwards when the electric push rod 2 retracts, the collecting dragon blades 21 can move into the collecting tube 19, the collecting dragon blades 21 can convey the mixed soil into the collecting cavity 24 under the action of the collecting shaft 20, the arc-shaped screen 22 arranged in the collecting cavity 24 can realize screening of the scattered soil and enable the soil to fall into the detection port 27 on the detection disc 26, and the soil in the detection port 27 can be effectively detected by a physical method and a chemical method in the detection chamber, ensuring that the soil sample is representative of the sample in the sampling area.
The above description is only for the preferred embodiment of the present invention, but the scope of the present invention is not limited thereto, and any person skilled in the art should be considered to be within the technical scope of the present invention, and the technical solutions and the inventive concepts thereof according to the present invention should be equivalent or changed within the scope of the present invention.
Claims (8)
1. A high-precision soil heavy metal detection device comprises a mobile detection platform (1) and is characterized in that two electric push rods (2) are arranged in the mobile detection platform (1), a sampling platform (3) is fixedly connected to the output ends of the electric push rods (2), a mixing chamber (4) is formed in the sampling platform (3), a motor is arranged at the bottom in the sampling platform (3), the output end of the motor penetrates into the mixing chamber (4) and is fixedly connected with a central gear (5), the central gear (5) is connected with a transmission ring (6) through a transmission assembly, the inner wall of the transmission ring (6) is provided with a mixing assembly, a plurality of sampling inserting cylinders (7) are arranged at the bottom of the sampling platform (3), sampling assemblies are arranged in the sampling inserting cylinders (7), and a collection chamber (8) is fixedly connected to the top of the mobile detection platform (1), collection chamber (24) have been seted up in collection chamber (8), be provided with the collection subassembly in collection chamber (24), collection chamber (8) lateral wall is provided with a plurality of detection room (9).
2. A high accuracy soil heavy metal detection device as claimed in claim 1, characterized in that, the transmission subassembly includes drive gear (10) of being connected with mixing chamber (4) inner wall rotation through the connecting axle, drive gear (10) and sun gear (5) meshing connection, the driving ring (6) inside wall is provided with the inside meshing tooth layer, drive gear (10) and inside meshing tooth layer meshing connection.
3. A high accuracy soil heavy metal detection device as claimed in claim 2, wherein, the mixing subassembly includes vertical axle (11) of rotation connection in mixing chamber (4), the end fixedly connected with stirring fan blade (12) of vertical axle (11), the outside wall fixedly connected with stirring gear (13) of vertical axle (11), stirring gear (13) and the meshing of internal gear layer are connected.
4. The high-precision soil heavy metal detection device according to claim 1, wherein the sampling assembly comprises a plurality of sampling ports formed in the bottom of the sampling table (3), the inner side wall of each sampling port is fixedly connected with the outer side wall of the sampling insertion barrel (7), the inner wall of the mixing cavity (4) located at each sampling port is rotatably connected with a rotating ring (14), the outer side wall of each rotating ring (14) is fixedly connected with a rotating gear ring (15), the outer side wall of the transmission ring (6) is provided with an external gear layer, and the rotating gear rings (15) are meshed with the external gear layer.
5. The high-precision soil heavy metal detection device according to claim 4, wherein a sampling shaft (16) is arranged in the sampling insertion cylinder (7), a sampling flood dragon blade (17) is arranged on the outer side wall of the sampling shaft (16), a plurality of connecting rods (18) are fixedly connected to the top of the sampling shaft (16), and the other ends of the connecting rods (18) are fixedly connected with the outer side wall of the rotating ring (14).
6. A high accuracy soil heavy metal detection device according to claim 1, characterized in that, the collection subassembly includes collecting pipe (19) that sets up in collection room (8), collecting pipe (19) run through sample platform (3) lateral wall, and extend to the sample intracavity, motor output end fixedly connected with collects axle (20), collect axle (20) and be located collecting pipe (19) to fixedly connected with collect flood dragon blade (21).
7. The high-precision soil heavy metal detection device according to claim 1, wherein the collection cavity (24) is provided with a plurality of screening rings composed of arc-shaped screens (22), the screening rings are obliquely arranged, one ends of the arc-shaped screens (22) are rotatably connected with the side wall of the collection cavity (24) through connecting pieces, the other ends of the arc-shaped screens (22) are connected with the side wall of the collection cavity (24) through hook springs (23), the side wall of the collection cavity (24) is provided with a conveying port penetrating into the detection chamber (9), the inner wall of the conveying port is fixedly connected with a rotating shaft (25), the rotating shaft (25) is rotatably connected with a detection disc (26), and the detection disc (26) is provided with a plurality of detection ports (27).
8. A high-precision soil heavy metal detection device as claimed in claim 1, wherein a support plate (28) is fixedly connected to the bottom of the mobile detection platform (1) and oppositely arranged, and a mobile wheel is arranged at the bottom of the support plate (28).
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| CN202110277514.1A CN112857883B (en) | 2021-03-15 | 2021-03-15 | High accuracy soil heavy metal detection device |
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| CN202110277514.1A CN112857883B (en) | 2021-03-15 | 2021-03-15 | High accuracy soil heavy metal detection device |
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| CN112857883B CN112857883B (en) | 2023-01-24 |
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Cited By (1)
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| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113985005A (en) * | 2021-10-28 | 2022-01-28 | 戴泽明 | Soil pollution detection device and detection method |
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