CN113189307A - Portable soil heavy metal content detection device - Google Patents
Portable soil heavy metal content detection device Download PDFInfo
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- CN113189307A CN113189307A CN202110500958.7A CN202110500958A CN113189307A CN 113189307 A CN113189307 A CN 113189307A CN 202110500958 A CN202110500958 A CN 202110500958A CN 113189307 A CN113189307 A CN 113189307A
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- 239000002689 soil Substances 0.000 title claims abstract description 81
- 238000001514 detection method Methods 0.000 title claims abstract description 48
- 229910001385 heavy metal Inorganic materials 0.000 title claims abstract description 21
- 238000005070 sampling Methods 0.000 claims abstract description 30
- 230000007246 mechanism Effects 0.000 claims abstract description 9
- 229910052751 metal Inorganic materials 0.000 claims description 4
- 239000002184 metal Substances 0.000 claims description 4
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- 230000003028 elevating effect Effects 0.000 claims description 3
- 238000011084 recovery Methods 0.000 claims description 3
- 238000000034 method Methods 0.000 description 7
- 230000008569 process Effects 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 239000002351 wastewater Substances 0.000 description 3
- 238000011161 development Methods 0.000 description 2
- 239000004744 fabric Substances 0.000 description 2
- 238000007689 inspection Methods 0.000 description 2
- 238000005192 partition Methods 0.000 description 2
- 230000001133 acceleration Effects 0.000 description 1
- 230000009471 action Effects 0.000 description 1
- 238000012271 agricultural production Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003245 coal Substances 0.000 description 1
- 238000002485 combustion reaction Methods 0.000 description 1
- 238000005553 drilling Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000009713 electroplating Methods 0.000 description 1
- 230000007613 environmental effect Effects 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 238000002474 experimental method Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
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- 239000000463 material Substances 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
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- 239000002245 particle Substances 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 238000007781 pre-processing Methods 0.000 description 1
- 238000012545 processing Methods 0.000 description 1
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- 239000000126 substance Substances 0.000 description 1
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- G—PHYSICS
- G01—MEASURING; TESTING
- G01N—INVESTIGATING OR ANALYSING MATERIALS BY DETERMINING THEIR CHEMICAL OR PHYSICAL PROPERTIES
- G01N33/00—Investigating or analysing materials by specific methods not covered by groups G01N1/00 - G01N31/00
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- G—PHYSICS
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- 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
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Abstract
The embodiment of the invention provides a portable soil heavy metal content detection device, which comprises: the device comprises a box body, a soil sampler, a crusher, a screen, a closing chute, a telescopic conveying pipeline, a cuvette, a lifting device, a driving mechanism and an X-ray detection device. By applying the scheme provided by the embodiment of the invention, the collection, treatment and detection of soil at the sampling point are realized, the collection depth of the soil sample can be accurately controlled, the detection of the soil at different depths is realized, and the convenience and the accuracy of soil detection are improved.
Description
Technical Field
The invention relates to the technical field of environment detection equipment, in particular to a portable soil heavy metal content detection device.
Background
With the rapid development of economy and the acceleration of the processes of urbanization, industrialization and agriculture in China, the accompanying environmental problems of the rapid development of the soil from social economy are increasingly prominent, the discharge intensity of mine mining and selecting wastewater, chemical electroplating wastewater, domestic sewage and other polluted wastewater is increasingly high, and the settlement of atmospheric pollutants such as coal combustion, industrial waste gas and the like causes more and more soil to be polluted by heavy metal. The heavy metal pollution of the soil has concealment, hysteresis and long-term performance, the heavy metal enters plants through the action of root systems, the growth of the plants is inhibited, and the direct or indirect harm to the industrial and agricultural production and the human health is brought out by the heavy metal pollution, so the treatment of the polluted soil is urgent.
At present, detection devices for the public are all machines with heavier appearances which can only be put in a laboratory for experiments. The detection after sampling from the sampling point and preprocessing in the laboratory not only causes deviation to the detection result, but also consumes a great deal of time.
Disclosure of Invention
The embodiment of the invention provides a portable soil heavy metal content detection device, and aims to achieve the technical effect of improving the convenience and accuracy of soil detection.
In one aspect of the present invention, a portable soil heavy metal content detection apparatus is provided, including: the device comprises a box body, a soil sampler, a crusher, a screen, a closing chute, a telescopic conveying pipeline, a cuvette, a lifting device, a driving mechanism and an X-ray detection device; wherein,
the top surface and the bottom surface of the box body are provided with opposite through holes, and the soil sampler penetrates through the box body through the through holes and is fixedly connected with the box body;
the pulverizer is arranged in the box body and positioned below a soil sample outlet at the top of the soil sampler, and the screen is laid on the inner wall of the bottom of the pulverizer;
the closing-in chute is arranged below the crusher, and a discharge hole at the bottom of the closing-in chute is communicated with one end of the telescopic conveying pipeline;
the lifting device is fixed on the bottom surface of the box body, the other end of the telescopic conveying pipeline extends to the position above the lifting device, the cuvette is arranged on a lifting table of the lifting device, and the X-ray detection device is arranged above the lifting device;
the drive mechanism includes: the single-chip microcomputer, a power supply, first driving motor, second driving motor and third driving motor, the power and single-chip microcomputer, first driving motor, second driving motor and third driving motor electricity are connected, single-chip microcomputer and X light detection device communication connection, single-chip microcomputer and elevating gear, first driving motor, second driving motor and third driving motor control connection, first driving motor is connected with soil sampler drive, second driving motor is connected with scalable pipeline drive and is used for driving scalable pipeline to stretch out and draw back on the horizontal direction, third driving motor is connected with the rubbing crusher drive.
Compared with the prior art, the invention has the beneficial effects that: by applying the scheme provided by the embodiment of the invention, the collection, treatment and detection of soil at the sampling point are realized, the collection depth of the soil sample can be accurately controlled, the detection of the soil at different depths is realized, and the convenience and the accuracy of soil detection are improved.
Optionally, the soil sampler comprises: the device comprises a shell, a sampling rod, a sampling box and a drill bit; casing and box fixed connection, the thief rod setting is in the casing, and the one end of thief rod is provided with the drill bit other end and is connected with a driving motor drive, and the sample box sets up in the thief rod.
Optionally, the thief rod includes a plurality of pole sections, sets up a sample box in each pole section, and the quantity of cell is a plurality of, and in each pole section recovery process of first driving motor drive, in proper order with the soil in each sample box by soil sample export turn into rubbing crusher, the scalable pipeline of second driving motor drive is flexible on the horizontal direction, and the soil after passing through rubbing crusher, screen cloth processing in proper order in the different sample boxes is packed into respectively in the different cell.
Optionally, a height scale is arranged on the outer wall of the housing.
Optionally, the method further includes: the chassis structure, the box is installed on the chassis structure, and the universal wheel is installed to the bottom of chassis structure.
Optionally, the X-ray detection device includes: monochromator, metal detector and X-ray emitter.
Optionally, a touch screen is arranged on the top surface of the box body and connected with the single chip microcomputer.
Optionally, a sample rack is installed on a lifting platform of the lifting device, and the cuvette is arranged in the sample rack.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the invention and together with the description serve to explain the principles of the invention. In the drawings:
fig. 1 is a schematic structural diagram of a main view of a portable soil heavy metal content detection device provided in an embodiment of the present invention;
fig. 2 is a schematic top view of a portable soil heavy metal content detection device according to an embodiment of the present invention;
FIG. 3 is a schematic diagram illustrating an unoperated state and an operational state of a soil sampler according to an embodiment of the present invention;
fig. 4 is a functional block diagram of a driving mechanism according to an embodiment of the present invention.
The device comprises a box body 1, a soil sampler 2, a soil sample outlet 201, a shell 202, a sampling rod 203, a sampling box 204, a drill bit 205, a crusher 3, a screen 4, a closing chute 5, a telescopic conveying pipeline 6, a cuvette 7, a lifting device 8, a driving mechanism 9, a single chip microcomputer 901, a power supply 902, a first driving motor 903, a second driving motor 904, a third driving motor 905, an X-ray detection device 10, a monochromator 1011, a metal detector 1012, an X-ray emitter 1013, a chassis structure 11, a universal wheel 12, a touch screen 13 and a sample rack 14.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the present invention will be described in further detail with reference to the following embodiments and accompanying drawings. The exemplary embodiments and descriptions of the present invention are provided to explain the present invention, but not to limit the present invention.
Referring to fig. 1 and 2, the portable soil heavy metal content detection device provided by the embodiment of the invention comprises: the device comprises a box body 1, a soil sampler 2, a pulverizer 3, a screen 4, a closing chute 5, a telescopic conveying pipeline 6, a cuvette 7, a lifting device 8, a driving mechanism 9 and an X-ray detection device 10; wherein,
the top surface and the bottom surface of the box body 1 are provided with opposite through holes, and the soil sampler 2 penetrates through the box body 1 through the through holes and is fixedly connected with the box body 1;
the pulverizer 3 is arranged in the box body 1 and is positioned below the soil sample outlet 201 at the top of the soil sampler 2, and the screen 4 is laid on the inner wall at the bottom of the pulverizer 3;
the closing-in chute 5 is arranged below the crusher 3, and a discharge hole at the bottom of the closing-in chute 5 is communicated with one end of the telescopic conveying pipeline 6;
the lifting device 8 is fixed on the bottom surface of the box body 1, the other end of the telescopic conveying pipeline 6 extends to the position above the lifting device 8, the cuvette 7 is arranged on a lifting platform of the lifting device 8, and the X-ray detection device 10 is arranged above the lifting device 8;
referring to fig. 4, the drive mechanism 9 includes: singlechip 901, power 902, first driving motor 903, second driving motor 904 and third driving motor 905, power 902 and singlechip 901, first driving motor 903, second driving motor 904 and third driving motor 905 electricity are connected, singlechip 901 and X-ray detection device 10 communication connection, singlechip 901 and elevating gear 8, first driving motor 903, second driving motor 904 and third driving motor 905 control connection, first driving motor 903 and 2 drive connections of soil sampler, second driving motor 904 and 6 drive connections of scalable conveying pipeline are used for driving scalable conveying pipeline 6 to stretch out and draw back on the horizontal direction, third driving motor 905 and 3 drive connections of rubbing crusher.
In practice, the box body 1 can be made of PVC material to reduce weight, the shell of the X-ray detection device 10 is made of lead plate to prevent X-ray leakage, and the size of the screen 4 is 120 meshes to screen out macroscopic impurities and particles in soil.
The soil sampler 2 includes: a housing 202, a sampling rod 203, a sampling box 204 and a drill bit 205; casing 202 and box 1 fixed connection, thief rod 203 sets up in casing 202, and thief rod 203's one end is provided with the drill bit 205 other end and is connected with first driving motor drive 903, and sample box 204 sets up in the thief rod.
The bottom of the shell 202 can be of a sealed tubular structure and is fixedly connected with the box body 1 through bolts, the drill bit 205 can be a multi-thread drill bit, a handle can be arranged above the sampling rod 203, and soil can be conveniently taken under the condition that the power of the power source 902 is insufficient or the first driving motor 903 fails; the spring is installed to sampling box 204 bottom one side, and the bottom opposite side is articulated with sample rod 203, is provided with the round pin axle on the spring, opens the round pin axle when the soil in the needs sampling box 204 is turned into rubbing crusher 3, utilizes spring force to bounce sampling box 204.
In the implementation, see fig. 3, the thief rod 203 includes a plurality of pole sections, set up a sampling box 204 in each pole section, the quantity of cell 7 is a plurality of, in each pole section recovery process of first driving motor 903 drive, in proper order with the soil in each sampling box 204 by soil sample export 201 turn into rubbing crusher 3, but second driving motor 904 drive flexible pipeline 6 is flexible on the horizontal direction, pass through rubbing crusher 3 in proper order in the different sampling boxes 204, the soil after screen cloth 4 handles is packed into different cell 7 respectively, realize once gathering a plurality of soil samples of the different degree of depth, improve the accuracy of soil testing result.
Each rod section is fixedly connected with the other rod section through a clamping groove, and the sampling box 204 can adopt a folding structure and can stretch out and draw back synchronously along with the rod sections.
In practice, a height scale is provided on the outer wall of the housing 202, and the depth of the soil sample can be recorded.
In an implementation, the method further comprises: chassis structure 11, box 1 are installed at chassis 11 structurally, and universal wheel 12 is installed to the bottom of chassis 11 structure, and universal wheel 12 can adopt scalable wheel structure, and convenient the removal to pack up when detecting, improve the stability of device.
In an implementation, the X-ray detection device 10 includes: monochromator 1011, metal detector 1012, and X-ray emitter 1013.
In implementation, a touch screen 13 is arranged on the top surface of the box body 1, and the touch screen 13 is connected with the single chip microcomputer 901.
In an implementation, the sample rack 14 is installed on the lifting platform of the lifting device 8, the cuvettes 7 are arranged in the sample rack 14, a plurality of partitions can be arranged in the sample rack 14, and the plurality of cuvettes 7 are prevented from being in different partitions.
In the working process, a detection instruction can be input through the touch screen 13, the touch screen 13 forwards a control instruction to the single chip microcomputer 901, the single chip microcomputer 901 starts the first driving motor 903, the soil sampler 2 is driven by the first driving motor 903, the drill bit 205 gradually drills into the soil, the drill bit 205 conveys the soil into the sampling box 204 in the drilling process, when the drill bit 205 reaches a preset depth, the single chip microcomputer 901 controls the first driving motor 903 to rotate reversely to drive the sampling rod 203 and the drill bit 205 to retract, in the retracting process, the single chip microcomputer 901 drives the second driving motor 904 to adjust the position of the discharge port of the telescopic conveying pipeline 6, the discharge port of the telescopic conveying pipeline 6 is firstly adjusted to be above the first cuvette 7, when the uppermost sampling box 204 is level with the soil sample outlet 201, the pin shaft is drawn out to turn the soil in the sampling box 204 into the pulverizer 3, at this moment, the single chip microcomputer 901 starts the third driving motor to make the pulverizer 3 pulverize the soil, the crushed soil is screened by a screen 4 and then enters a first cuvette 7 through a closing chute 5 and a telescopic conveying pipeline 6; the process is repeated until the soil in each sampling box 204 enters different cuvettes 7 after being treated by the pulverizer 3 and the screen 4; after that, the single chip microcomputer 901 starts the lifting device 8, the lifting device 8 sends each cuvette 7 into the X-ray detection device 10 for soil detection, and the detection result is displayed through the touch screen. In addition, the soil sample in the cuvette 7 can be reserved for laboratory secondary inspection, and the inspection accuracy is improved.
According to the scheme provided by the embodiment of the invention, the soil is collected, processed and detected at the sampling point, the collection depth of the soil sample can be accurately controlled, the soil at different depths can be collected and detected at one time, and the convenience and accuracy of soil detection are improved.
The above description is only for the preferred embodiment of the present invention, and is not intended to limit the scope of the present invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention shall fall within the protection scope of the present invention.
Claims (8)
1. The utility model provides a portable soil heavy metal content detection device which characterized in that includes: the device comprises a box body, a soil sampler, a crusher, a screen, a closing chute, a telescopic conveying pipeline, a cuvette, a lifting device, a driving mechanism and an X-ray detection device; wherein,
the top surface and the bottom surface of the box body are provided with opposite through holes, and the soil sampler penetrates through the box body through the through holes and is fixedly connected with the box body;
the pulverizer is arranged in the box body and positioned below a soil sample outlet at the top of the soil sampler, and the screen is laid on the inner wall of the bottom of the pulverizer;
the closing-in chute is arranged below the crusher, and a discharge hole at the bottom of the closing-in chute is communicated with one end of the telescopic conveying pipeline;
the lifting device is fixed on the bottom surface of the box body, the other end of the telescopic conveying pipeline extends to the position above the lifting device, the cuvette is arranged on a lifting table of the lifting device, and the X-ray detection device is arranged above the lifting device;
the drive mechanism includes: the single-chip microcomputer, a power supply, first driving motor, second driving motor and third driving motor, the power and single-chip microcomputer, first driving motor, second driving motor and third driving motor electricity are connected, single-chip microcomputer and X light detection device communication connection, single-chip microcomputer and elevating gear, first driving motor, second driving motor and third driving motor control connection, first driving motor is connected with soil sampler drive, second driving motor is connected with scalable pipeline drive and is used for driving scalable pipeline to stretch out and draw back on the horizontal direction, third driving motor is connected with the rubbing crusher drive.
2. The portable soil heavy metal content detection device of claim 1, wherein the soil sampler comprises: the device comprises a shell, a sampling rod, a sampling box and a drill bit; casing and box fixed connection, the thief rod setting is in the casing, and the one end of thief rod is provided with the drill bit other end and is connected with a driving motor drive, and the sample box sets up in the thief rod.
3. The portable soil heavy metal content detection device of claim 2, wherein the sampling rod comprises a plurality of rod sections, a sampling box is arranged in each rod section, the number of the cuvettes is multiple, soil in each sampling box is sequentially turned into the pulverizer from the soil sample outlet in the recovery process of driving each rod section by the first driving motor, the second driving motor drives the telescopic conveying pipeline to stretch in the horizontal direction, and the soil sequentially processed by the pulverizer and the screen in different sampling boxes is respectively loaded into different cuvettes.
4. The portable soil heavy metal content detection device of claim 2, wherein a height scale is provided on the outer wall of the housing.
5. The portable soil heavy metal content detection device of claim 1, further comprising: the chassis structure, the box is installed on the chassis structure, and the universal wheel is installed to the bottom of chassis structure.
6. The portable soil heavy metal content detection device of claim 1, wherein the X-ray detection device comprises: monochromator, metal detector and X-ray emitter.
7. The portable soil heavy metal content detection device of claim 1, wherein a touch screen is arranged on the top surface of the box body, and the touch screen is connected with the single chip microcomputer.
8. The portable soil heavy metal content detection device of claim 1, wherein a sample holder is mounted on the lifting platform of the lifting device, and the cuvette is arranged in the sample holder.
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| CN202110500958.7A CN113189307A (en) | 2021-05-08 | 2021-05-08 | Portable soil heavy metal content detection device |
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Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN113567181A (en) * | 2021-08-03 | 2021-10-29 | 沣田宝农业科技有限公司 | Saline and alkaline land is administered and is used sampling test device |
| CN114873219A (en) * | 2022-06-02 | 2022-08-09 | 皖西学院 | Method and system for detecting content of heavy metal in soil environment sample |
| CN115184221A (en) * | 2022-09-07 | 2022-10-14 | 合肥金星智控科技股份有限公司 | Automatic detection device for powder materials |
| CN117804824A (en) * | 2024-02-29 | 2024-04-02 | 天泓环境科技有限责任公司 | Cultivated land heavy metal residue sampling detection device and detection method thereof |
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