CN104089968A - Device for detecting heavy metal in soil on site by rotary bucket type XRF (X-Ray Fluorescence) method - Google Patents
Device for detecting heavy metal in soil on site by rotary bucket type XRF (X-Ray Fluorescence) method Download PDFInfo
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- CN104089968A CN104089968A CN201410344791.XA CN201410344791A CN104089968A CN 104089968 A CN104089968 A CN 104089968A CN 201410344791 A CN201410344791 A CN 201410344791A CN 104089968 A CN104089968 A CN 104089968A
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Abstract
The invention relates to a device for detecting heavy metal in soil on site by a rotary bucket type XRF (X-Ray Fluorescence) method. The device comprises a sampling assembly, a movable cart, a GPS (Global Position System) device, a power supply, a control console and a retractable ejection rod, wherein the sampling assembly comprises an XRF probe, and a heating and water removing part and bucket integrated device; the integrated device is connected with the front end of the movable cart through a bracket; the GPS device is arranged on the bracket; the power supply and the control console are arranged on the movable cart; the retractable ejection rod is arranged below the rear end of the movable cart. Compared with the prior art, the device has the advantages that soil can be collected on site, heating and water removing pre-treatment and XRF test can be carried out at the same time, the working efficiency is greatly improved, a GPS can be utilized in real time, the position of each sampling point can be checked on an electronic map, and the like.
Description
Technical field
The present invention relates to detect the device of heavy metal in soil, especially relate to a kind of device that turns round bucket type XRF method Site Detection heavy metal in soil.
Background technology
For a long time, acceleration along with economic development and urbanization, the various pollutant major parts that mankind's activity produces have all finally entered soil, in soil, contain hazardous substance too much, the self-purification capacity that surpasses soil, will cause that composition of the soil, 26S Proteasome Structure and Function change, and objectionable impurities or its decomposition product accumulate gradually by " soil → plant → human body " in soil, or be indirectly absorbed by the body by " soil → water → human body ", reach the degree being detrimental to health.
Soil pollution problem shows especially day by day now, and ecologic environment, food security and health are constituted a serious threat.In China, the soil pollution that the heavy metal contaminants such as mercury, cadmium, lead, chromium and arsenic cause is particularly outstanding.Since the events such as " minamata disease ", " itai-itai " and " cadmium rice ", heavy metal has become the environmental contaminants of the long-term extensive concern of people.Because of it, have the characteristics such as disguise, chronicity and cumulative bad, heavy metal not only exists for a long time in environment, and can also be accumulated and be stored in biosome by food chain, thereby has a strong impact on human and livestock health, and toxic effect is difficult to discover.Therefore, all pay special attention to both at home and abroad the Site Detection problem of problem, the especially heavy metal in soil such as monitoring that heavy metal in soil pollutes and improvement.
Heavy metals in soil kind is various, their background values in environment and in < < standard of soil environment quality > > the values at different levels of defined be all not quite similar, adopt classic method to carry out on-the site analysis to the heavy metal in soil, conventionally need to arrive first collection in worksite pedotheque, then return to laboratory applications atomic absorption spectrum, atomic fluorescence spectrophotometry, the method such as plasma-atomic emission spectrum or mass spectrum is analyzed, and different Analysis of Heavy Metal methods there are differences, operational sequence is complicated, time-consuming, not only expend a large amount of manpower and materials, experimenter's health is also had to certain influence.
And existing Handheld soil heavy metal analyser on market, although there is conveniently moving, be easy to the features such as detection, cannot collection in worksite soil, need to use in addition sample devices; GP configuring S locating device not, cannot real time record sampled point, needs to use in addition GPS equipment; Cannot carry out pre-treatment to soil, cause testing result to exist uncertain, still need chamber mensuration by experiment to confirm.
Summary of the invention
Object of the present invention be exactly in order to overcome the defect that above-mentioned prior art exists, provide a kind of can collection in worksite soil, synchronously carry out thermal dehydration pre-treatment and XRF test, increase substantially work efficiency and accuracy, and can utilize in real time GPS positioning system, on electronic chart, appraise and decide the device of the revolution bucket type XRF method Site Detection heavy metal in soil of each sampling point position.
Object of the present invention can be achieved through the following technical solutions: a kind of device that turns round bucket type XRF method Site Detection heavy metal in soil, it is characterized in that, this device comprises: sampling component, removable go-cart, GPS position system device, power supply, control desk and Extendible knockout pin, described sampling component comprises XRF probe, heating water-removing component and bucket integrated apparatus, this integrated apparatus is connected to the front end of removable go-cart by support, described GPS position system device is arranged on support, described power supply and control desk are arranged in removable go-cart, described Extendible knockout pin is arranged on below, removable go-cart rear end.
In described integrated apparatus, XRF probe and heating water-removing component are arranged on bucket inwall, and the center of described bucket connects a bearing that can rotate around it; On this bearing, be fixed with a locating detent, and connect an electric driver mechanism, this electric driver mechanism lays respectively at described integrated apparatus both sides.
Described electric driver mechanism connects power supply and control desk, and power supply provides power, and control desk is controlled electric driver and ordered about integrated apparatus around described bearing rotary.
Described bucket is semi-spherical shape, and is provided with sawtooth interval on its rounded bottom sidewall, and described bearing connects bucket centre of sphere part; One described of locating detent is connected with described bearing, and the other end can insert and in soil, fix described integrated apparatus.
Described sawtooth interval is that 0～90 degree of rounded bottom is interval.
Described GPS position system device records the azimuthal coordinates of sampled point.
Described removable go-cart comprises vehicle frame, thrust wheel and trammer handle, and described thrust wheel is arranged on vehicle frame both sides, and described trammer handle is arranged on vehicle frame rear end; Described power supply, control desk are positioned on vehicle frame, and described Extendible knockout pin is positioned at bottom, vehicle frame rear end.
Patent of the present invention adopt XRF probe, heating water-removing component, with bucket integrated apparatus, realized dewater pre-treatment, XRF of the sampling of soil excavation, heating and detected integratedly, can complete soil spot sampling and heavy metal Site Detection simultaneously; And adopt GPS position system device, realized real-time location; Power supply also can be taked various ways, strong adaptability.
Compared with prior art, the device of revolution bucket type XRF method Site Detection heavy metal in soil of the present invention has the following advantages:
1), adopt XRF probe, heating water-removing component, with bucket integrated apparatus, can cut soil layer, and take soil out of and sample; The soil smooth profile of bucket process is carried out to thermal dehydration simultaneously, can effectively reduce the interference that moisture content is measured XRF:
2), adopt GPS position system device, the i.e. azimuthal coordinates of each measuring point of tense marker;
3), adopt Small Generating Unit with Gasoline or having the place of power supply to use the power supply modes such as towing cable power supply, strong adaptability;
4), adopt two wide base tire load-bearing, little to ground pressure, be applicable to various soil properties and landform, action is flexibly.
Accompanying drawing explanation
Fig. 1 is the schematic diagram of the device of the revolution bucket type XRF method Site Detection heavy metal in soil in embodiment.
Fig. 2 be XRF in embodiment probe, heating water-removing component, with the schematic diagram of bucket integrated apparatus.
Embodiment
Below in conjunction with the drawings and specific embodiments, the present invention is described in detail.
Embodiment
As shown in Figure 1-2: a kind of device that turns round bucket type XRF method Site Detection heavy metal in soil, comprises
Sampling component: comprise the integrated apparatus 4 that XRF probe 14, heating water-removing component 15 and bucket form, in this integrated apparatus 4, XRF probe 14 and heating water-removing component 15 are arranged on bucket inwall, center connection one bearing that can rotate around it 3 of described bucket; On this bearing 3, be fixed with a locating detent 1, and connect an electric driver mechanism 2, this electric driver mechanism 2 lays respectively at described integrated apparatus 4 both sides.Bucket is semi-spherical shape, and is provided with sawtooth interval on its rounded bottom sidewall, and sawtooth interval is that 0～90 degree of rounded bottom is interval.Described bearing 3 connects bucket centre of sphere part; 1 one described of locating detents are connected with described bearing 3, and the other end can insert and in soil, fix described integrated apparatus.
Removable go-cart: comprise vehicle frame 7, thrust wheel 12 and trammer handle 10, described thrust wheel 12 is arranged on vehicle frame 7 both sides, and described trammer handle 10 is arranged on vehicle frame 7 rear ends; Described integrated apparatus 4 is connected to vehicle frame 7 front ends by support 6, support 6 one end connecting vehicle frames 7, support 6 other end connection bearings 3;
GPS position system device 5: be arranged on support 6; Record the azimuthal coordinates of sampled point.
Power supply 8: be positioned at middle front part on described vehicle frame 7;
Control desk 9: be positioned at postmedian on described vehicle frame 7;
Electric driver mechanism 2: connect power supply 8 and control desk 9, power supply 8 provides power, control desk 9 is controlled electric driver 2 and is ordered about integrated apparatus 4 around described bearing 3 rotations.
Extendible knockout pin 11: be positioned at vehicle frame 7 bottoms, rear end.
Locating detent 1, electric driver mechanism 2, XRF pops one's head in, heats water-removing component, by bearing 3, is connected to one end of support 6 with bucket integrated apparatus 4, G PS position system device 5 is contained on support 6, one side of the other end connecting vehicle frame 7 of support 6, the opposite side of trammer handle 10 connecting vehicle frames 7, on vehicle frame 7, middle front part is equipped with power supply 8, and on vehicle frame 7, postmedian is equipped with control desk 9, thrust wheel 12 is equipped with in vehicle frame 7 both sides, and Extendible knockout pin 11 is equipped with in 7 times rear ends of vehicle frame.
During use, by the jacking of Extendible knockout pin 11, make locating detent 1 insert soil fixing XRF probe, heating water-removing component, with bucket integrated apparatus 4, power supply 8 provides power, by control desk 9, allow electric driver mechanism 2 order about XRF probe, heating water-removing component, to turn clockwise with bucket integrated apparatus 4, GPS position system device 5 is recorded the azimuthal coordinates of sampled point simultaneously.
XRF pops one's head in, heats water-removing component, is sawtooth 13 cutting soil layers and the cavity in 13 times buckets 4 of sawtooth is filled to soil with bucket integrated apparatus 4 in 0 to the 90 ° of interval turning clockwise, continuing rotation is to choose out soil layer, in the interval of 120 ° to 200 ° that turn clockwise, heat water-removing component 15 heat dewater, XRF pops one's head in and 14 carries out XRF mensuration.
Those of ordinary skill in the art will be appreciated that, above embodiment is only for the present invention is described, and be not used as limitation of the invention, as long as within the scope of connotation of the present invention, to the variation of the above embodiment, modification, all will drop within the scope of claims of the present invention.
Claims (7)
1. a device that turns round bucket type XRF method Site Detection heavy metal in soil, it is characterized in that, this device comprises: sampling component, removable go-cart, GPS position system device, power supply, control desk and Extendible knockout pin, described sampling component comprises XRF probe, heating water-removing component and bucket integrated apparatus, this integrated apparatus is connected to the front end of removable go-cart by support, described GPS position system device is arranged on support, described power supply and control desk are arranged in removable go-cart, described Extendible knockout pin is arranged on below, removable go-cart rear end.
2. a kind of device that turns round bucket type XRF method Site Detection heavy metal in soil according to claim 1, it is characterized in that, in described integrated apparatus, XRF probe and heating water-removing component are arranged on bucket inwall, and the center of described bucket connects a bearing that can rotate around it; On this bearing, be fixed with a locating detent, and connect an electric driver mechanism, this electric driver mechanism lays respectively at described integrated apparatus both sides.
3. a kind of device that turns round bucket type XRF method Site Detection heavy metal in soil according to claim 2, it is characterized in that, described electric driver mechanism connects power supply and control desk, and power supply provides power, and control desk is controlled electric driver and ordered about integrated apparatus around described bearing rotary.
4. a kind of device that turns round bucket type XRF method Site Detection heavy metal in soil according to claim 2, it is characterized in that, described bucket is semi-spherical shape, and is provided with sawtooth interval on its rounded bottom sidewall, and described bearing connects bucket centre of sphere part; One described of locating detent is connected with described bearing, and the other end can insert and in soil, fix described integrated apparatus.
5. a kind of device that turns round bucket type XRF method Site Detection heavy metal in soil according to claim 4, is characterized in that, described sawtooth interval is that 0～90 degree of rounded bottom is interval.
6. a kind of device that turns round bucket type XRF method Site Detection heavy metal in soil according to claim 1, is characterized in that, described GPS position system device records the azimuthal coordinates of sampled point.
7. a kind of device that turns round bucket type XRF method Site Detection heavy metal in soil according to claim 1, it is characterized in that, described removable go-cart comprises vehicle frame, thrust wheel and trammer handle, and described thrust wheel is arranged on vehicle frame both sides, and described trammer handle is arranged on vehicle frame rear end; Described power supply, control desk are positioned on vehicle frame, and described Extendible knockout pin is positioned at bottom, vehicle frame rear end.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410344791.XA CN104089968A (en) | 2014-07-18 | 2014-07-18 | Device for detecting heavy metal in soil on site by rotary bucket type XRF (X-Ray Fluorescence) method |
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| CN201410344791.XA CN104089968A (en) | 2014-07-18 | 2014-07-18 | Device for detecting heavy metal in soil on site by rotary bucket type XRF (X-Ray Fluorescence) method |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109358081A (en) * | 2018-10-22 | 2019-02-19 | 苏州泰坤检测技术有限公司 | Soil testing assemblies based on XRF |
| CN109540955A (en) * | 2018-11-21 | 2019-03-29 | 东台市高科技术创业园有限公司 | A kind of transition compresses formula metal detector |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109358081A (en) * | 2018-10-22 | 2019-02-19 | 苏州泰坤检测技术有限公司 | Soil testing assemblies based on XRF |
| CN109540955A (en) * | 2018-11-21 | 2019-03-29 | 东台市高科技术创业园有限公司 | A kind of transition compresses formula metal detector |
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Application publication date: 20141008 |