CN104034860A - Experimental apparatus used for research on soil heavy metal prevention and control technology - Google Patents
Experimental apparatus used for research on soil heavy metal prevention and control technology Download PDFInfo
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- CN104034860A CN104034860A CN201410173012.4A CN201410173012A CN104034860A CN 104034860 A CN104034860 A CN 104034860A CN 201410173012 A CN201410173012 A CN 201410173012A CN 104034860 A CN104034860 A CN 104034860A
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Abstract
The invention discloses an experimental apparatus used for research on soil heavy metal prevention and control technology. The apparatus comprises a porous cylindrical reaction container with an open upper end, a stainless steel barrier cylinder and a cylindrical packing groove, wherein the porous cylindrical reaction container is formed by splicing of a rectangular plate, the end parts of two short edges of the rectangular plate are respectively provided with a snapping buckle and a first snapping groove which can be snapped together, the porous cylindrical reaction container is formed through cooperation between the snapping buckles and the first snapping grooves, the sidewall of the porous cylindrical reaction container is provided with a plurality of circular holes allowing a soil sample to be contacted with a filling material during experiment, the cylindrical packing groove is sleeved in the porous cylindrical reaction container, and the bottom of the porous cylindrical reaction container is in fixed connection with the bottom of the cylindrical packing groove. The experimental apparatus can be used for both overground experiments and underground experiments for research on soil heavy metal prevention and control technology and is expected to be used in in-situ remediation of heavy metal-contaminated soil.
Description
Technical field
The present invention relates to a kind of experimental provision for the research of heavy metal-polluted soil resistance control techniques, belong to pollution ecology reparation and pollutant and cut control techniques field.
Background technology
For a long time, mankind's activity makes the content of mercury in soils, cadmium, chromium, lead and metalloid arsenic substantially exceed the background value of this dvielement in soil, has caused serious heavy metal pollution of soil problem.Heavy metal often has toxic action to biosome, and easily enters human body by approach such as air, water body and foods, and population health is damaged.Existing heavy-metal contaminated soil improvement technology mainly contains including soil moved in to improve the original, soil removal and replacement, goes table soil and the deep ploughing Project Renovation measure digging etc., and physical chemistry reparation including the methods such as fixing/stabilising, electronic reparation, complexing drip washing, redox.In general, prior art means exist, quantities high such as treatment cost greatly, easily to cause secondary pollution and regulation effect to be subject to the limitations such as environmental influence is larger.Therefore, be extremely necessary to set up and be convenient to heavy metal-polluted soil resistance control techniques research device that utilize and can simulating natural condition, this has important practical significance for ecology and population health risk of reducing heavy metal.
Summary of the invention
Greatly, easily cause secondary pollution and regulation effect to be subject to the shortcoming that environmental influence is larger etc. in order to overcome, quantities high such as treatment cost that existing heavy metal-polluted soil resistance control techniques exists, the invention provides a kind of experimental provision for the research of heavy metal-polluted soil resistance control techniques.
The technical solution used in the present invention is:
For the experimental provision of heavy metal-polluted soil resistance control techniques research, it is characterized in that: comprise that the porous circular cylinder shaped reaction container, stainless steel of upper end open are every cylinder and cylindrical pad groove;
Described porous circular cylinder shaped reaction container is spliced to form by a rectangular slab, the end of two minor faces of described rectangular slab is respectively arranged with buckle and first draw-in groove that can mutually fasten, described buckle matches with the first draw-in groove and forms described porous circular cylinder shaped reaction container, the circular hole that can make pedotheque contact with filler while offering multiple experiment on the sidewall of described porous circular cylinder shaped reaction container; Described cylindrical pad groove is set in described porous circular cylinder shaped reaction container, and the bottom of described porous circular cylinder shaped reaction container is fixedly connected with the bottom of cylindrical pad groove;
Described cylindrical pad groove is made up of the first hollow cylinder and the socket of the second hollow cylinder with adsorption hole on sidewall, the sealed bottom of described cylindrical pad groove; The second described hollow cylinder is arranged in the first described hollow cylinder, and the space between described the first hollow cylinder and the second middle cylinder forms described cylindrical pad groove;
Carry out ground while testing, described stainless steel is outside jacket casing is located at described porous circular cylinder shaped reaction container; The first described hollow cylinder and the space of described stainless steel between cylinder are for placing pedotheque to be measured.
Further, the bottom of the inside of described porous circular cylinder shaped reaction container is provided with the second draw-in groove, position near bottom on the sidewall of described cylindrical pad groove is provided with the latch being used in combination with the second draw-in groove, by rotation, the second described draw-in groove and latch is agreed with mutually and realizes the fixing of cylindrical pad groove and porous circular cylinder shaped reaction device.
Further, the material of described porous circular cylinder shaped reaction container is PVC material.
In the present invention, stainless steel, can be placed in cylindrical reactor vessel and pedotheque remained on to reaction unit and do not leak carrying out ground while testing every cylinder.In porous circular reaction vessel, offer multiple circular holes, can make underground experiment time, pedotheque fully contacts with filler.On described cylindrical pad groove, scribble anti oxidation layer, can fill heavy metal adsorption material, for the research of heavy metal in soil resistance control techniques.
Concrete using method of the present invention:
Carry out ground while testing, first the buckle on Round Porous shaped reaction container side wall is buckled, make container in closure state, again cylindrical pad groove and porous circular reaction vessel are agreed with, make it to be fixed in porous circular reaction vessel, with filling heavy metal adsorption material in backward packing groove, then, stainless steel is inserted in porous circular reaction vessel every cylinder, in the space to stainless steel between cylinder and cylindrical pad groove, add tested pedotheque.When question response finishes, first rotational circle cylindricality packing groove, the second draw-in groove of the bottom of the latch on cylindrical pad groove and Round Porous shaped reaction container bottom is staggered, cylindrical pad groove is taken out, again stainless steel is taken out every cylinder, untie the buckle of cylindrical reactor, pedotheque is easy to take out from container.
While carrying out underground experiment, buckle on Round Porous shaped reaction container side wall is buckled, make container in closure state, again cylindrical pad groove and porous circular reaction vessel are agreed with, make it to be fixed in porous circular reaction vessel, with filling heavy metal adsorption material in backward cylindrical pad groove, then, entirety is embedded in target soil, after reaction finishes, takes out experimental provision.
Beneficial effect of the present invention is embodied in: the present invention not only can hinder the control techniques research of experiment on the ground for heavy metal-polluted soil, also can be used for the research of the underground experiment of heavy metal-polluted soil resistance control techniques, is expected to be applied to in-situ remediation soil polluted by heavy metals; Treatment cost is low, quantities is little, secondary pollution is few, regulation effect is subject to environmental influence little.
Brief description of the drawings
Fig. 1 is main body partial structurtes schematic diagram of the present invention
Fig. 2 is that porous circular reaction vessel of the present invention is launched front view
Fig. 3 is cylindrical pad groove body schematic diagram of the present invention
Fig. 4 is cylindrical pad groove front view of the present invention
Embodiment
Referring to figs. 1 through Fig. 4, for the experimental provision of heavy metal-polluted soil resistance control techniques research, comprise that the porous circular cylinder shaped reaction container 2, stainless steel of upper end open are every cylinder 1 and cylindrical pad groove 3;
Described porous circular cylinder shaped reaction container 2 is spliced to form by a rectangular slab, the end of two minor faces of described rectangular slab is respectively arranged with buckle 21 and first draw-in groove 22 that can mutually fasten, described buckle 21 matches with the first draw-in groove 22 and forms described porous circular cylinder shaped reaction container 2, the circular hole 24 that can make pedotheque contact with filler while offering multiple experiment on the sidewall of described porous circular cylinder shaped reaction container 2; Described cylindrical pad groove 3 is set in described porous circular cylinder shaped reaction container 2, and the bottom of described porous circular cylinder shaped reaction container 2 is fixedly connected with the bottom of cylindrical pad groove 3;
Described cylindrical pad groove 3 is made up of the first hollow cylinder 31 and the second hollow cylinder 32 sockets with adsorption hole on sidewall, the sealed bottom of described cylindrical pad groove 3; The second described hollow cylinder 32 is arranged in the first described hollow cylinder 31, and the space between described the first hollow cylinder 31 and the second middle cylinder 32 forms described cylindrical pad groove;
Carry out ground while testing, described stainless steel is outside cylinder 1 is sheathed on described porous circular cylinder shaped reaction container 2; The first described hollow cylinder 31 and the space of described stainless steel between cylinder 1 are for placing pedotheque to be measured.
Further, the bottom of the inside of described porous circular cylinder shaped reaction container 2 is provided with the second draw-in groove 23, position near bottom on the sidewall of described cylindrical pad groove 3 is provided with the latch 41 being used in combination with the second draw-in groove 23, by rotation, the second described draw-in groove 23 and latch 41 is agreed with mutually and realizes the fixing of cylindrical pad groove and porous circular cylinder shaped reaction device.
Further, the material of described porous circular cylinder shaped reaction container 2 is PVC material.
In the present invention, stainless steel, can be placed in cylindrical reactor vessel and pedotheque remained on to reaction unit and do not leak carrying out ground while testing every cylinder.In porous circular reaction vessel, offer multiple circular holes, can make underground experiment time, pedotheque fully contacts with filler.On described cylindrical pad groove, scribble anti oxidation layer, can fill heavy metal adsorption material, for the research of heavy metal in soil resistance control techniques.
Concrete using method of the present invention:
Carry out ground while testing, first the buckle on Round Porous shaped reaction container side wall is buckled, make container in closure state, again cylindrical pad groove and porous circular reaction vessel are agreed with, make it to be fixed in porous circular reaction vessel, with filling heavy metal adsorption material in backward packing groove, then, stainless steel is inserted in porous circular reaction vessel every cylinder, in the space to stainless steel between cylinder and cylindrical pad groove, add tested pedotheque.When question response finishes, first rotational circle cylindricality packing groove, the second draw-in groove of the bottom of the latch on cylindrical pad groove and Round Porous shaped reaction container bottom is staggered, cylindrical pad groove is taken out, again stainless steel is taken out every cylinder, untie the buckle of cylindrical reactor, pedotheque is easy to take out from container.
While carrying out underground experiment, buckle on Round Porous shaped reaction container side wall is buckled, make container in closure state, again cylindrical pad groove and porous circular reaction vessel are agreed with, make it to be fixed in porous circular reaction vessel, with filling heavy metal adsorption material in backward cylindrical pad groove, then, entirety is embedded in target soil, after reaction finishes, takes out experimental provision.
Content described in this instructions embodiment is only enumerating of way of realization to inventive concept; protection scope of the present invention should not be regarded as only limiting to the concrete form that embodiment states, protection scope of the present invention also and conceive the equivalent technologies means that can expect according to the present invention in those skilled in the art.
Claims (3)
1. for the experimental provision of heavy metal-polluted soil resistance control techniques research, it is characterized in that: comprise that the porous circular cylinder shaped reaction container, stainless steel of upper end open are every cylinder and cylindrical pad groove;
Described porous circular cylinder shaped reaction container is spliced to form by a rectangular slab, the end of two minor faces of described rectangular slab is respectively arranged with buckle and first draw-in groove that can mutually fasten, described buckle matches with the first draw-in groove and forms described porous circular cylinder shaped reaction container, the circular hole that can make pedotheque contact with filler while offering multiple experiment on the sidewall of described porous circular cylinder shaped reaction container; Described cylindrical pad groove is set in described porous circular cylinder shaped reaction container, and the bottom of described porous circular cylinder shaped reaction container is fixedly connected with the bottom of cylindrical pad groove;
Described cylindrical pad groove is made up of the first hollow cylinder and the socket of the second hollow cylinder with adsorption hole on sidewall, the sealed bottom of described cylindrical pad groove; The second described hollow cylinder is arranged in the first described hollow cylinder, and the space between described the first hollow cylinder and the second middle cylinder forms described cylindrical pad groove;
Carry out ground while testing, described stainless steel is outside jacket casing is located at described porous circular cylinder shaped reaction container; The first described hollow cylinder and the space of described stainless steel between cylinder are for placing pedotheque to be measured.
2. the experimental provision for the research of heavy metal-polluted soil resistance control techniques as claimed in claim 1, it is characterized in that: the bottom of the inside of described porous circular cylinder shaped reaction container is provided with the second draw-in groove, position near bottom on the sidewall of described cylindrical pad groove is provided with the latch being used in combination with the second draw-in groove, by rotation, the second described draw-in groove and latch is agreed with mutually and realizes the fixing of cylindrical pad groove and porous circular cylinder shaped reaction device.
3. the experimental provision for the research of heavy metal-polluted soil resistance control techniques as claimed in claim 1 or 2, is characterized in that: the material of described porous circular cylinder shaped reaction container is PVC material.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201410173012.4A CN104034860B (en) | 2014-04-25 | 2014-04-25 | For the experimental provision of heavy metal-polluted soil resistance control techniques research |
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| CN201410173012.4A CN104034860B (en) | 2014-04-25 | 2014-04-25 | For the experimental provision of heavy metal-polluted soil resistance control techniques research |
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| CN104034860A true CN104034860A (en) | 2014-09-10 |
| CN104034860B CN104034860B (en) | 2016-01-27 |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106186596A (en) * | 2016-07-01 | 2016-12-07 | 中国环境科学研究院 | A kind of resistance control device and method polluted for water body in lake |
| CN107966318A (en) * | 2017-11-28 | 2018-04-27 | 农业部环境保护科研监测所 | Soil sampling apptss and soil sampling system |
| CN110710353A (en) * | 2019-11-22 | 2020-01-21 | 云南大学 | Farmland soil acidification improvement method for fresh cut flower planting |
Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1695834A (en) * | 2005-06-09 | 2005-11-16 | 上海交通大学 | Method of electrodynamics for restoring soil polluted by heavy metal |
| CN203370805U (en) * | 2013-07-25 | 2014-01-01 | 江苏上田环境修复有限公司 | Improved in-situ repairing device for polluted soil |
| CN103736720A (en) * | 2014-01-23 | 2014-04-23 | 周昱 | In-situ obstruction governing method of heavy-metal polluted soil |
| CN203929762U (en) * | 2014-04-25 | 2014-11-05 | 杭州师范大学 | For the experimental provision of heavy metal-polluted soil resistance control techniques research |
-
2014
- 2014-04-25 CN CN201410173012.4A patent/CN104034860B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN1695834A (en) * | 2005-06-09 | 2005-11-16 | 上海交通大学 | Method of electrodynamics for restoring soil polluted by heavy metal |
| CN203370805U (en) * | 2013-07-25 | 2014-01-01 | 江苏上田环境修复有限公司 | Improved in-situ repairing device for polluted soil |
| CN103736720A (en) * | 2014-01-23 | 2014-04-23 | 周昱 | In-situ obstruction governing method of heavy-metal polluted soil |
| CN203929762U (en) * | 2014-04-25 | 2014-11-05 | 杭州师范大学 | For the experimental provision of heavy metal-polluted soil resistance control techniques research |
Cited By (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106186596A (en) * | 2016-07-01 | 2016-12-07 | 中国环境科学研究院 | A kind of resistance control device and method polluted for water body in lake |
| CN106186596B (en) * | 2016-07-01 | 2019-03-29 | 中国环境科学研究院 | A kind of resistance control device and method for water body in lake pollution |
| CN107966318A (en) * | 2017-11-28 | 2018-04-27 | 农业部环境保护科研监测所 | Soil sampling apptss and soil sampling system |
| CN107966318B (en) * | 2017-11-28 | 2024-05-14 | 农业部环境保护科研监测所 | Soil sampling device and soil sampling system |
| CN110710353A (en) * | 2019-11-22 | 2020-01-21 | 云南大学 | Farmland soil acidification improvement method for fresh cut flower planting |
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| CN104034860B (en) | 2016-01-27 |
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