CN205404400U - Heavy metal detection device of soil - Google Patents
Heavy metal detection device of soil Download PDFInfo
- Publication number
- CN205404400U CN205404400U CN201620181212.9U CN201620181212U CN205404400U CN 205404400 U CN205404400 U CN 205404400U CN 201620181212 U CN201620181212 U CN 201620181212U CN 205404400 U CN205404400 U CN 205404400U
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- China
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- heavy metal
- reaction tank
- silk
- detecting device
- polluted soil
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Abstract
The utility model relates to a heavy metal detection device of soil, the feeder hopper is installed to the upper end of box, and the lower extreme of feeder hopper communicates the reaction tank, and the inside at the box is installed to the reaction tank, the reagent entry is installed to the upper end of reaction tank, and the lower extreme of reaction tank is provided with the reagent export, and reagent entry and reagent export all set up on the outer wall of box, and the discharge of waste mouth is installed to the bottom of reaction tank, the lower extreme of reaction tank is linked together through first valve body and evaporimeter, installs the reference silk in the evaporimeter and is linked together through second valve body and colorimetric pool with reaction silk, upper end of evaporator, is provided with two light traps on the colorimetric pool, and a light trap is connected with light source generator, and another light trap is connected with the spectrum appearance. This heavy metal detection device of soil simple structure, convenient operation sieves the sample at the scene under the condition in non - laboratory and examines, do not need equipment and high -tech personnel to be equipped with, has avoided the waste of manpower, material resources.
Description
Technical field
This utility model belongs to heavy metal analysis technical field, particularly relates to a kind of heavy metal-polluted soil detecting device.
Background technology
Owing to the exploitation of mankind's heavy metal, smelting, processing and business manufacturing activities are increasing, " discharge of the three wastes and the discharge of vehicle exhaust cause many heavy metals to enter big gas and water, soil environment such as lead, hydrargyrum, stannum etc., cause serious environmental pollution in factory.These heavy metals can not be biodegradable, if Fish or shellfish accumulate heavy metal and eaten by the mankind, or heavy metal is absorbed by human consumption by the crops such as Oryza glutinosa, Semen Tritici aestivi, and heavy metal will enter human body makes people produce heavy metal poisoning.The hazard profile of heavy metal, from the heavy metal described in environmental pollution aspect, is actually primarily referred to as metal or the metalloids such as lead, cadmium, hydrargyrum, arsenic, chromium.
Detection heavy metal has atomic absorption method, Differential Potentiometric Stripping Analysis with Experimental, electrode method, spectrophotography etc. at present, though these methods are sensitive, accurate, but ubiquity pre-treatment instrument and equipment loaded down with trivial details, required is expensive, the detection time is longer, detection technique requires height, it is difficult to be applied to food, the field quick detection of the environmental samples such as water sample.
Utility model content
This utility model is that the heavy metal analysis apparatus expensive that solves to exist in known technology, testing requirement are higher, detect slow-footed problem and provide a kind of simple in construction, easy to install, improve the heavy metal-polluted soil detecting device of work efficiency.
This utility model is adopted the technical scheme that by the technical problem solving to exist in known technology:
This heavy metal-polluted soil detecting device includes: casing, feed hopper, reagent inlet, reagent exit, reaction tank, light source generator, spectrogrph, colorimetric pool, vaporizer, reference silk, reaction silk, the first valve body, the second valve body, waste gate；
The upper end of casing is provided with feed hopper, and the lower end connected reaction pond of feed hopper, reaction tank is arranged on the inside of casing；The upper end of reaction tank is provided with reagent inlet, and the lower end of reaction tank is provided with reagent exit, reagent inlet and reagent exit and is arranged on the outer wall of casing, and the bottom of reaction tank is provided with waste gate；The lower end of reaction tank is connected with vaporizer by the first valve body, reference silk and reaction silk are installed in vaporizer, upper end of evaporator is connected with colorimetric pool by the second valve body, colorimetric pool is provided with two loopholes, one loophole is connected with light source generator, and another loophole is connected with spectrogrph.
This utility model can also adopt following technical measures:
Further, the lower end of described casing is also equipped with heavy metal detection test paper and heavy metal analysis standard color card, and heavy metal detection test paper includes: arsenic Test paper, mercury investigating test paper, chromium Test paper, cadmium Test paper, plumbous Test paper；Heavy metal analysis standard color card includes: arsenic standard color card, hydrargyrum standard color card, chromium standard color card, cadmium standard color card, plumbous standard color card.
Further, it is provided with temperature-adjusting device in described reaction tank and colorimetric pool.
Further, described reaction silk is graphite silk or the tinsel being made up of rare metal granite, and described reference silk is the tinsel being made up of inert metal.
Further; described heavy metal-polluted soil detecting device also includes overvoltage protection; described reference silk connects external dc power and only connects the positive pole of power supply, and reaction silk connects the DC source of outside or the positive pole of alternating current power supply and negative pole respectively by overvoltage protection two ends.
Further, described waste gate is provided with valve.
Further, described heavy metal-polluted soil detecting device also includes agitating device, described agitating device includes motor, shaft and paddle, described shaft is connected with motor, described paddle is arranged on shaft, described paddle is provided with multiple, and described motor is arranged on outside reaction tank, and described shaft and paddle are positioned at inside reaction tank.
This utility model heavy metal-polluted soil structure of the detecting device is simple, easy to operate, at the scene sample is carried out screening when non-laboratory, it is not necessary to equipment and high-tech staffing, it is to avoid the waste of human and material resources.Being greatly simplified operating process, shorten the detection time, 5 indexs such as heavy metal arsenic, hydrargyrum, lead, cadmium, chromium can be completed in a relatively short time field sample detection.The sensitivity of inspection, stability, reliability all reach the requirement of evaluation of hygiene standard, and the setting of this utility model agitating device makes detection more accurate, and required voltage when ensure that measurement on the one hand that arranges of overvoltage protection protects equipment simultaneously.
Accompanying drawing explanation
Fig. 1 is the structural representation of the heavy metal-polluted soil detecting device that this utility model embodiment provides；
In figure: 1, casing；2, feed hopper；3, reagent inlet；4, reagent exit；5, reaction tank；6, light source generator；7, spectrogrph；8, colorimetric pool；9, vaporizer；10, reference silk；11, reaction silk；12, the first valve body；13, the second valve body；14, waste gate；15, valve；16, overvoltage protection；17, agitating device；17-1, motor；17-2, shaft；17-3, paddle.
Detailed description of the invention
For summary of the invention of the present utility model, feature and effect can be further appreciated that, hereby enumerate following example, and it be as follows to coordinate accompanying drawing to describe in detail:
Refer to shown in Fig. 1: this heavy metal-polluted soil detecting device includes: casing 1, feed hopper 2, reagent inlet 3, reagent exit 4, reaction tank 5, light source generator 6, spectrogrph 7, colorimetric pool 8, vaporizer 9, reference silk 10, reaction silk the 11, first valve body the 12, second valve body 13, waste gate 14；
The upper end of casing 1 is provided with feed hopper 2, and the lower end connected reaction pond 5 of feed hopper 2, reaction tank 5 is arranged on the inside of casing 1；The upper end of reaction tank 5 is provided with reagent inlet 3, and the lower end of reaction tank 5 is provided with reagent exit 4, reagent inlet 3 and reagent exit 4 and is arranged on the outer wall of casing 1, and the bottom of reaction tank 5 is provided with waste gate 14；The lower end of reaction tank 5 is connected with vaporizer 9 by the first valve body 12, reference silk 10 and reaction silk 11 are installed in vaporizer 9, the upper end of vaporizer 9 is connected with colorimetric pool 8 by the second valve body 13, colorimetric pool 8 is provided with two loopholes, one loophole is connected with light source generator 6, and another loophole is connected with spectrogrph 7.
The lower end of described casing 1 is also equipped with heavy metal detection test paper and heavy metal analysis standard color card, and heavy metal detection test paper includes: arsenic Test paper, mercury investigating test paper, chromium Test paper, cadmium Test paper, plumbous Test paper；Heavy metal analysis standard color card includes: arsenic standard color card, hydrargyrum standard color card, chromium standard color card, cadmium standard color card, plumbous standard color card.
It is provided with temperature-adjusting device in described reaction tank 5 and colorimetric pool 8.
Described reaction silk 11 is graphite silk or the tinsel being made up of rare metal granite, and described reference silk 10 is the tinsel being made up of inert metal.
Described heavy metal-polluted soil detecting device also includes overvoltage protection 16; described reference silk 10 connects external dc power and only connects the positive pole of power supply, and reaction silk 11 connects the DC source of outside or the positive pole of alternating current power supply and negative pole respectively by overvoltage protection two ends.
Described waste gate 14 is provided with valve 15.
Described heavy metal-polluted soil detecting device also includes agitating device 17, described agitating device includes motor 17-1, shaft 17-2 and paddle 17-3, described shaft is connected with motor, described paddle is arranged on shaft, described paddle 17-3 is provided with multiple, described motor 17-1 is arranged on outside reaction tank, and described shaft 17-2 and paddle are positioned at inside reaction tank.
Operation principle:
The soil of collection is put into reaction tank 5 by feed hopper 2, reagent is added reaction tank 5 by reagent inlet 3, reacted liquid flows into vaporizer 9 by the first valve body 12, heavy metal in testing liquid needs to be enriched on the surface of reaction silk 11, then it is heated into metallic vapour by reaction silk 11 by instantaneous for the heavy metal on its surface, reaction silk 11 needs to reach fusing point height, inertia, requirement that surface area is big, so reaction silk 11 is graphite silk or the tinsel being made up of rare metal granite, and it it is helical form.Reaction silk 11 is frequently with tungsten filament.Reference silk 10 is as reference electrode, for the tinsel being made up of inert metal.Reference silk 10 is also frequently with tungsten filament.In order to reach the current potential requirement carrying out being enriched with, the power supply that reference silk 10 connects is unidirectional current, and the power supply that reaction silk 11 connects also is unidirectional current.Owing to reaction silk 11 needs heavy metal transient heating is become metallic vapour, it is necessary to the voltage of increasing, the power supply that reaction silk 11 connects is alternatively alternating current.Open the second valve body 13, by utilizing optical method to center, at monitoring dress, the light source generator 6 and spectrogrph 7 that are provided that multiple wavelength, the change of the maximum absorption wavelength light intensity set in advance by measurement after chromogenic reaction is stable can measure the content of certain heavy metal species in water sample to be measured.Reacted solution is derived by reagent exit 4; through heavy metal detection test paper and heavy metal analysis standard color card, the sample gathered is tested; the setting of this utility model agitating device 17 makes detection more accurate, and required voltage when ensure that measurement on the one hand that arranges of overvoltage protection 16 protects equipment simultaneously.
The above is only to preferred embodiment of the present utility model, not this utility model is done any pro forma restriction, every according to technical spirit of the present utility model to any simple modification made for any of the above embodiments, equivalent variations and modification, belong in the scope of technical solutions of the utility model.
Claims (6)
1. a heavy metal-polluted soil detecting device, it is characterized in that, this heavy metal-polluted soil detecting device includes: casing, feed hopper, reagent inlet, reagent exit, reaction tank, light source generator, spectrogrph, colorimetric pool, vaporizer, reference silk, reaction silk, the first valve body, the second valve body and waste gate；
The upper end of casing is provided with feed hopper, and the lower end connected reaction pond of feed hopper, reaction tank is arranged on the inside of casing；The upper end of reaction tank is provided with reagent inlet, and the lower end of reaction tank is provided with reagent exit, reagent inlet and reagent exit and is arranged on the outer wall of casing, and the bottom of reaction tank is provided with waste gate；The lower end of reaction tank is connected with vaporizer by the first valve body, reference silk and reaction silk are installed in vaporizer, upper end of evaporator is connected with colorimetric pool by the second valve body, colorimetric pool is provided with two loopholes, one loophole is connected with light source generator, and another loophole is connected with spectrogrph.
2. heavy metal-polluted soil detecting device as claimed in claim 1, it is characterized in that, the lower end of described casing is also equipped with heavy metal detection test paper and heavy metal analysis standard color card, and heavy metal detection test paper includes: arsenic Test paper, mercury investigating test paper, chromium Test paper, cadmium Test paper, plumbous Test paper；Heavy metal analysis standard color card includes: arsenic standard color card, hydrargyrum standard color card, chromium standard color card, cadmium standard color card, plumbous standard color card.
3. heavy metal-polluted soil detecting device as claimed in claim 1, it is characterised in that be provided with temperature-adjusting device in described reaction tank and colorimetric pool.
4. heavy metal-polluted soil detecting device as claimed in claim 1; it is characterized in that; described heavy metal-polluted soil detecting device also includes overvoltage protection; described reference silk connects external dc power, and reaction silk connects the DC source of outside or the positive pole of alternating current power supply and negative pole respectively by overvoltage protection two ends.
5. heavy metal-polluted soil detecting device as claimed in claim 1, it is characterised in that be provided with valve on described waste gate.
6. heavy metal-polluted soil detecting device as claimed in claim 1, it is characterized in that, described heavy metal-polluted soil detecting device also includes agitating device, described agitating device includes motor, shaft and paddle, described shaft is connected with motor, and described paddle is arranged on shaft, and described paddle is provided with multiple, described motor is arranged on outside reaction tank, and described shaft and paddle are positioned at inside reaction tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620181212.9U CN205404400U (en) | 2016-03-09 | 2016-03-09 | Heavy metal detection device of soil |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620181212.9U CN205404400U (en) | 2016-03-09 | 2016-03-09 | Heavy metal detection device of soil |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205404400U true CN205404400U (en) | 2016-07-27 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620181212.9U Expired - Fee Related CN205404400U (en) | 2016-03-09 | 2016-03-09 | Heavy metal detection device of soil |
Country Status (1)
| Country | Link |
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| CN (1) | CN205404400U (en) |
Cited By (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107219348A (en) * | 2017-07-25 | 2017-09-29 | 国家地质实验测试中心 | Cadmium content fast detector and its detection method in a kind of soil |
| CN107807123A (en) * | 2017-12-04 | 2018-03-16 | 重庆市合川区农产品质量安全监督检验检测站 | A kind of agricultural product heavy metal analysis mechanism |
| CN108917017A (en) * | 2018-05-17 | 2018-11-30 | 芜湖撼江智能科技有限公司 | A kind of industrial plant air detecting device |
| CN109030386A (en) * | 2018-06-13 | 2018-12-18 | 袁静 | A kind of soil property detection box for teaching |
| CN110006687A (en) * | 2019-04-28 | 2019-07-12 | 江苏中宜金大分析检测有限公司 | Device and detection method containing heavy-metal contaminated soil are detected using lixiviation process in situ |
| CN110243812A (en) * | 2019-06-18 | 2019-09-17 | 范明淯 | A kind of soil element content detection device based on auto-Detection Technology |
| CN111308050A (en) * | 2020-03-13 | 2020-06-19 | 华北水利水电大学 | Monitoring device for ecological agriculture planting and use method thereof |
-
2016
- 2016-03-09 CN CN201620181212.9U patent/CN205404400U/en not_active Expired - Fee Related
Cited By (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107219348A (en) * | 2017-07-25 | 2017-09-29 | 国家地质实验测试中心 | Cadmium content fast detector and its detection method in a kind of soil |
| CN107807123A (en) * | 2017-12-04 | 2018-03-16 | 重庆市合川区农产品质量安全监督检验检测站 | A kind of agricultural product heavy metal analysis mechanism |
| CN107807123B (en) * | 2017-12-04 | 2024-01-19 | 重庆市合川区农产品质量安全监督检验检测站 | Agricultural product heavy metal detection mechanism |
| CN108917017A (en) * | 2018-05-17 | 2018-11-30 | 芜湖撼江智能科技有限公司 | A kind of industrial plant air detecting device |
| CN109030386A (en) * | 2018-06-13 | 2018-12-18 | 袁静 | A kind of soil property detection box for teaching |
| CN110006687A (en) * | 2019-04-28 | 2019-07-12 | 江苏中宜金大分析检测有限公司 | Device and detection method containing heavy-metal contaminated soil are detected using lixiviation process in situ |
| CN110006687B (en) * | 2019-04-28 | 2021-12-07 | 江苏中宜金大分析检测有限公司 | Device and method for detecting heavy metal contaminated soil by using in-situ leaching method |
| CN110243812A (en) * | 2019-06-18 | 2019-09-17 | 范明淯 | A kind of soil element content detection device based on auto-Detection Technology |
| CN111308050A (en) * | 2020-03-13 | 2020-06-19 | 华北水利水电大学 | Monitoring device for ecological agriculture planting and use method thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20160727 Termination date: 20170309 |