CN111408619A - Efficient microbial soil remediation box remediation method - Google Patents
Efficient microbial soil remediation box remediation method Download PDFInfo
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- CN111408619A CN111408619A CN202010298175.0A CN202010298175A CN111408619A CN 111408619 A CN111408619 A CN 111408619A CN 202010298175 A CN202010298175 A CN 202010298175A CN 111408619 A CN111408619 A CN 111408619A
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- soil
- box
- remediation
- transparent cover
- cavity
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- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09C—RECLAMATION OF CONTAMINATED SOIL
- B09C1/00—Reclamation of contaminated soil
- B09C1/10—Reclamation of contaminated soil microbiologically, biologically or by using enzymes
Abstract
The invention discloses a repairing method of a high-efficiency microbial soil repairing box, which comprises the following steps: s1, selecting a site, and placing a plurality of soil remediation boxes in the site at equal intervals; s2, soil shifting, namely excavating the polluted soil from the original place, and equally placing the polluted soil in a plurality of soil remediation boxes; s3, putting microbial floras; s4, adding a nutrient fertilizer; and S5, restoring soil. Soil remediation case includes the box, the upper end sliding connection of box has transparent cover, cavity has been seted up on the transparent cover, just the gas pocket with cavity intercommunication is seted up to transparent cover's lateral wall. The sliding plug is driven to move upwards in the noon when the temperature is highest in summer, so that mercury in the liquid storage cavity is squeezed into the hollow cavity and the transparent cover plate is filled, sunlight cannot be injected into the repairing box, a large number of microorganisms are prevented from dying due to high temperature in the noon in summer, and the repairing efficiency of the microorganisms on the polluted soil is improved.
Description
Technical Field
The invention relates to the technical field of microbial soil remediation, in particular to a remediation method of an efficient microbial soil remediation box.
Background
From the restoration field, the soil microbial restoration technology is mainly divided into two categories, namely in-situ microbial restoration and heterotopic microbial restoration, wherein the heterotopic microbial restoration requires moving the polluted soil to a corresponding reactor and then adding microbial flora for biodegradation.
For the ectopic microorganism soil remediation technology, sufficient illumination is kept in the remediation process to promote the degradation of microbial colonies such as photosynthetic bacteria and the like, and simultaneously, the phenomenon that other microbial colonies die due to high-temperature direct sunlight at noon in summer is avoided. Most of the existing repair technologies shield the repair field at noon in summer through manual intervention to avoid direct irradiation of high-temperature sunlight, so that the operation is laborious and tedious, operators are easy to generate the conditions of heatstroke and the like, a small part of repair technologies automatically shade the sun through setting up a bulky circuit facility, the equipment cost and the energy consumption are high, and meanwhile, circuit equipment arranged outdoors is easy to be damaged by rain and snow weather, so that the occurrence of dangerous conditions such as short circuit is caused.
Disclosure of Invention
The invention aims to solve the defects in the prior art and provides a method for repairing a high-efficiency microbial soil repair box.
In order to achieve the purpose, the invention adopts the following technical scheme:
a method for repairing a high-efficiency microbial soil repair box comprises the following steps:
s1, selecting a field, selecting an open area with sufficient illumination and good ventilation, and placing a plurality of soil remediation boxes in the field at equal intervals;
s2, soil shifting, namely excavating polluted soil from an original place, and equivalently placing the polluted soil in a plurality of soil remediation boxes, wherein the volume of the soil in the soil remediation boxes is not more than two thirds of the internal volume of the soil remediation boxes;
s3, microbial flora is put in, a plurality of microbial flora with proper amount are put in the polluted soil in the soil remediation box, the put microbial flora comprises bacillus subtilis, saccharomycetes, actinomycetes and photosynthetic bacteria, and the proportion of the bacillus subtilis, the saccharomycetes, the actinomycetes and the photosynthetic bacteria is 3: 3: 3: 2;
s4, adding nutrient fertilizers, putting organic fertilizers containing N, P nutrient substances into the polluted soil at intervals, and uniformly mixing the organic fertilizers with the polluted soil.
And S5, restoring the soil, detecting the soil in the soil restoration box after the soil is restored in two periods of the soil restoration box, and transporting the soil back to the original position after the detection is qualified.
The soil remediation case that uses among the above-mentioned contaminated soil remediation process includes the box, the upper end sliding connection of box has transparent cover, cavity has been seted up on the transparent cover, just the gas pocket with cavity intercommunication is seted up to transparent cover's lateral wall, cavity intracavity seal sliding connection has the baffle, the stock solution chamber has been seted up to the lateral wall of box, the stock solution intracavity is filled has mercury, through soft long pipe intercommunication between stock solution chamber and the cavity, stock solution intracavity seal sliding connection has the sliding plug, the lateral wall of box has been seted up and has been put the thing groove, put the drive arrangement that the thing inslot was installed the drive sliding plug and reciprocated.
Preferably, the driving device comprises two memory metal strips fixedly connected to the bottom in the storage tank, the upper ends of the two memory metal strips are fixedly connected with a cylinder together, the cylinder is filled with low-boiling-point evaporating liquid, a shading film is glued on part of the side wall of the cylinder, a sliding block is connected in the cylinder in a sealing and sliding manner, and the sliding block is fixedly connected with the sliding plug through a connecting rod.
Preferably, the lower extreme fixedly connected with of transparent cover plate and shower and the intake pipe of well cavity intercommunication, install first check valve in the shower, install the second check valve in the intake pipe, the aqua storage tank has been seted up to the lateral wall of box, and the intake pipe extends to in the aqua storage tank, just tiny through-hole has been seted up to the part lateral wall that the intake pipe is located the aqua storage tank.
The invention has the following beneficial effects:
1. by arranging the driving device, the sliding plug can be driven to move upwards in the noon when the temperature is highest in summer, so that mercury in the liquid storage cavity is squeezed into the hollow cavity and the whole transparent cover plate is filled, and sunlight cannot be injected into the repairing box, so that the death of a large number of microorganisms due to high temperature in the noon in summer is avoided, and the repairing efficiency of the microorganisms on the polluted soil is improved;
2. by arranging the memory metal strip, when the temperature is not high enough to reach the metamorphosis temperature, the memory metal strip is always kept in a vertical state, the driving device cannot be driven to operate, and sufficient illumination can be kept in the box body when the temperature is not high, so that the degradation activity of microbial colonies such as photosynthetic bacteria and the like is promoted;
3. by arranging the spray pipe and the air inlet pipe, water in the water storage tank can be sprayed on the soil to be repaired in the operation process of the driving device, so that the water in the soil is improved, the activity of each microorganism in the soil is ensured, and meanwhile, the interior of the box body can be cooled;
4. through setting up tiny through-hole, can make the water that flows into in the intake pipe be the liquid droplet form, can fully with intraductal air contact to improve the oxygen content of shower water greatly, further improve microbial community's activity, in order to promote the remediation efficiency to polluting soil.
Drawings
FIG. 1 is a schematic structural diagram of a soil remediation tank according to a first embodiment of the present invention;
FIG. 2 is an enlarged view of the structure at A in FIG. 1;
FIG. 3 is a schematic view of the memory metal strip state and the driving device at high temperature;
fig. 4 is a schematic structural diagram of a soil remediation tank according to a second embodiment of the present invention.
In the figure: the device comprises a box body 1, a transparent cover plate 2, a hollow cavity 3, an air hole 31, a baffle 4, a storage groove 5, a cylinder 6, a memory metal strip 61, a shading film 62, a slider 7, a liquid storage cavity 8, a sliding plug 9, a connecting rod 10, a water storage groove 11, an air inlet pipe 12, a spray pipe 13, a first check valve 131, a fine through hole 121, a second check valve 122 and a long guide pipe 14.
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 of the embodiments.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, are merely for convenience in describing the present invention and simplifying the description, and do not indicate or imply that the device or element being referred to must have a particular orientation, be constructed and operated in a particular orientation, and thus, should not be construed as limiting the present invention.
The first embodiment is as follows:
referring to fig. 1-3, a method for repairing a high-efficiency microbial soil remediation tank comprises the following steps:
s1, selecting a field, selecting an open area with sufficient illumination and good ventilation, and placing a plurality of soil remediation boxes in the field at equal intervals;
s2, soil shifting, namely excavating polluted soil from an original place, and equivalently placing the polluted soil in a plurality of soil remediation boxes, wherein the volume of the soil in the soil remediation boxes is not more than two thirds of the internal volume of the soil remediation boxes;
s3, microbial flora is put in, a plurality of microbial flora with proper amount are put in the polluted soil in the soil remediation box, the put microbial flora comprises bacillus subtilis, saccharomycetes, actinomycetes and photosynthetic bacteria, and the proportion of the bacillus subtilis, the saccharomycetes, the actinomycetes and the photosynthetic bacteria is 3: 3: 3: 2;
s4, adding nutrient fertilizers, putting organic fertilizers containing N, P nutrient substances into the polluted soil at intervals, and uniformly mixing the organic fertilizers with the polluted soil.
And S5, restoring the soil, detecting the soil in the soil restoration box after the soil is restored in two periods of the soil restoration box, and transporting the soil back to the original position after the detection is qualified.
The soil remediation box that above-mentioned contaminated soil restoration in-process used includes box 1, and the upper end sliding connection of box 1 has clear cover 2, has seted up well cavity 3 on the clear cover 2, and the lateral wall of clear cover 2 set up with the gas pocket 31 of well cavity 3 intercommunication, well cavity 3 inner seal sliding connection has baffle 4, and stock solution chamber 8 has been seted up to the lateral wall of box 1, and stock solution chamber 8 intussuseption is filled with mercury.
The baffle 4 prevents mercury from leaking, and the air hole 31 facilitates the left and right movement of the baffle 4 without obstruction. The liquid storage cavity 8 is communicated with the hollow cavity 3 through a soft long guide pipe 14, and the separation and the covering between the transparent cover plate 2 and the box body 1 can be conveniently realized through the soft long guide pipe 14, so that soil is taken or filled in the box body 1.
The liquid storage cavity 8 is internally connected with a sliding plug 9 in a sealing and sliding manner, and mercury is arranged above the sliding plug 9. The lateral wall of the box body 1 is provided with a storage groove 5, and a driving device for driving the sliding plug 9 to move up and down is installed in the storage groove 5.
The driving device comprises two memory metal strips 61 fixedly connected to the bottom in the storage tank 5, the upper ends of the two memory metal strips 61 are fixedly connected with a cylinder 6 together, the cylinder 6 is filled with low-boiling-point evaporating liquid, the low-boiling-point evaporating liquid can adopt diethyl ether with a boiling point of about 40 ℃, and a shading film 62 is glued on part of the side wall of the cylinder 6.
The light shielding film 62 covers half of the side wall of the cylinder 6, the light shielding film 62 is made of a light reflecting material, and the cylinder 6 is made of a transparent material.
Furthermore, the memory metal strip 61 is made of alloy material with two-way memory effect, such as Cu-Zn-Sn alloy, which is in a twist shape at a higher temperature and above the transformation temperature, and is restored to a sheet shape at a lower temperature and is in a straight state, so that the cylinder 6 fixedly connected with the memory metal strip can be driven to rotate back and forth.
The rotation angle of the cylinder 6 can be adjusted by changing the length of the memory metal strip 61 and the fixing position of the cylinder 6, and finally the rotation angle of the cylinder 6 can reach 180 degrees.
The cylinder 6 is connected with a slide block 7 in a sealing and sliding way, and the low-boiling-point evaporating liquid is arranged below the slide block 7. And the sliding block 7 is fixedly connected with the sliding plug 9 through a connecting rod 10.
In this embodiment, in the morning when the temperature is not high, because the temperature is lower and can not reach the metamorphosis temperature of the memory metal strip 61, at this time, the memory metal strip 61 is in the extended state, and the shading film 62 on the side wall of the cylinder 6 is positioned outside the storage tank 5 (as shown in fig. 2), at this time, the sunlight can not penetrate through the shading film 62 and enter the cylinder 6, the temperature inside the cylinder 6 is lower, the evaporation liquid with low boiling point inside the cylinder can not evaporate in a large amount, at this time, the position of the slider 7 and the sliding plug 9 is lower, the mercury is also positioned in the liquid storage cavity 8, the sunlight can penetrate through the transparent cover plate 2 and enter the box body 1, so as to promote the degradation.
When the temperature reaches the metamorphosis temperature of the memory metal strip 61 at midday in summer, the memory metal strip 61 is twisted into a twist shape, the cylinder 6 is rotated 180 degrees, the shading film 62 on the cylinder 6 is positioned at the inner side of the storage tank 5 (as shown in fig. 3), the transparent cylinder 6 is exposed to sunlight, the sunlight can penetrate through the cylinder 6, under the action of radiant heat of the light, low-boiling-point evaporation liquid in the cylinder 6 is quickly and massively vaporized, so that the slide block 7, the connecting rod 10 and the slide plug 9 are pushed to move upwards, mercury at the upper end of the slide plug 9 is squeezed into the hollow cavity 3 through the long guide pipe 14, and at the moment, the mercury covers the whole hollow cavity 3, so that the transparent cover plate 2 has the light reflection property, and the phenomenon that the temperature in the box 1 is too high due to the incident of the sunlight into the box 1 at midday, and a great amount of repaired.
With the lapse of time, the temperature gradually decreases in the afternoon, the memory metal strip 61 is restored to the extended state again, the cylinder 6 also rotates, the shading film 62 on the cylinder 6 is positioned outside the storage tank 5 again at this time to prevent the sunlight from being injected into the cylinder 6, the vaporized evaporation liquid in the cylinder 6 is gradually condensed into liquid, the air pressure in the cylinder 6 is gradually reduced, the slide block 7, the connecting rod 10 and the slide plug 9 are also gradually moved downwards to draw the mercury in the hollow cavity 3 into the liquid storage cavity 8, and the sunlight can be injected into the box body 1 through the transparent cover plate 2 to promote the degradation activity of the microorganism.
Example two:
referring to fig. 4, different from the first embodiment, a spraying pipe 13 and an air inlet pipe 12 which are communicated with the hollow cavity 3 are fixedly connected to the lower end of the transparent cover plate 2, a first check valve 131 is installed in the spraying pipe 13, and a second check valve 122 is installed in the air inlet pipe 12.
It should be noted that the first check valve 131 only allows air to flow from the hollow chamber 3 into the shower pipe 13, and the second check valve 122 only allows air to enter the intake pipe 12 and does not allow air in the intake pipe 12 to be discharged. Further, a first check valve 131 is disposed at the water inlet end of the shower pipe 13, and a second check valve 122 is disposed at the air inlet end of the air inlet pipe 12.
In addition, when the baffle 4 moves left and right, the air in the hollow cavity 3 can flow in the air inlet pipe 12 and the spraying pipe 13, so that the air hole 31 does not need to be arranged in the embodiment
The lateral wall of the box body 1 is provided with the water storage tank 11, and the lateral wall of the box body 1 is provided with a water filling port communicated with the water storage tank 11, so that water can be conveniently filled into the water storage tank 11, and the balance of the air pressure inside and outside the water storage tank 11 can be kept.
The air inlet pipe 12 extends into the water storage tank 11, and a part of the side wall of the air inlet pipe 12 located in the water storage tank 11 is provided with a small through hole 121, it should be noted that the aperture of the small through hole 121 is extremely small, and water in the water storage tank 11 can form a water film at the small through hole 121.
In this embodiment, when the sliding plug 9 moves down to draw mercury into the liquid storage cavity 8, the baffle 4 moves leftward in the air pressure reduction of the cavity 3 on the left side, so that air outside the case 1 can be drawn into the cavity 3 through the air inlet pipe 12. When no air flows in the air inlet pipe 12, because the aperture of the fine through hole 121 is small, under the action of the surface tension of liquid, water in the water storage tank 11 forms a water film at the fine through hole 121 and prevents water in the water storage tank 11 from flowing into the air inlet pipe 12, when air flows in the air inlet pipe 12, the air flow rate inside the air inlet pipe 12 is high, the pressure is low, water outside the air inlet pipe 12 hardly flows, and the pressure is high, so that pressure difference can be generated inside and outside the air inlet pipe 12, water in the water storage tank 11 breaks the water film under the action of the pressure and flows into the air inlet pipe 12, then enters the hollow cavity 3 along with the air flow, and water flowing in from the fine through hole 121 is in a droplet shape and can be fully contacted with the air in the air inlet pipe 12, so that the oxygen content of the water flowing into.
When high temperature in summer noon, drive arrangement operates and pushes mercury into well cavity 3 in, also can promote baffle 4 and remove right, will well cavity 3 interior oxygen boosting water this moment spray inside box 1 by shower 13, can cool down to box 1 inside on the one hand, on the other hand, can improve the inside oxygen content of contaminated soil to improve the activity of each microbial community, thereby improve microbial degradation efficiency.
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 (3)
1. The method for repairing the high-efficiency microbial soil repair box is characterized by comprising the following steps of:
s1, selecting a field, selecting an open area with sufficient illumination and good ventilation, and placing a plurality of soil remediation boxes in the field at equal intervals;
s2, soil shifting, namely excavating polluted soil from an original place, and equivalently placing the polluted soil in a plurality of soil remediation boxes, wherein the volume of the soil in the soil remediation boxes is not more than two thirds of the internal volume of the soil remediation boxes;
s3, microbial flora is put in, a plurality of microbial flora with proper amount are put in the polluted soil in the soil remediation box, the put microbial flora comprises bacillus subtilis, saccharomycetes, actinomycetes and photosynthetic bacteria, and the proportion of the bacillus subtilis, the saccharomycetes, the actinomycetes and the photosynthetic bacteria is 3: 3: 3: 2;
s4, adding a nutrient fertilizer, putting an organic fertilizer containing N, P and other nutrient substances into the polluted soil at intervals, and uniformly mixing the organic fertilizer and the polluted soil;
s5, soil restoration, wherein after the soil is restored in two cycles of the soil restoration box, the soil in the soil restoration box can be detected, and the soil can be transported back to the original position after the detection is qualified;
the soil remediation box used in the contaminated soil remediation process comprises a box body (1), wherein the upper end of the box body (1) is connected with a transparent cover plate (2) in a sliding manner, a hollow cavity (3) is formed in the transparent cover plate (2), and the side wall of the transparent cover plate (2) is provided with an air hole (31) communicated with the hollow cavity (3), a baffle (4) is hermetically and slidably connected in the hollow cavity (3), a liquid storage cavity (8) is arranged on the side wall of the box body (1), the liquid storage cavity (8) is filled with mercury, the liquid storage cavity (8) is communicated with the hollow cavity (3) through a soft long conduit (14), a sliding plug (9) is connected in the liquid storage cavity (8) in a sealing and sliding way, a storage groove (5) is arranged on the side wall of the box body (1), and a driving device for driving the sliding plug (9) to move up and down is arranged in the article placing groove (5).
2. The method for repairing a highly efficient microbial soil repair box according to claim 1, wherein the driving device comprises two memory metal strips (61) fixedly connected to the bottom of the storage tank (5), the upper ends of the two memory metal strips (61) are fixedly connected to a cylinder (6) together, the cylinder (6) is filled with a low boiling point evaporation liquid, a light shielding film (62) is glued on a part of the side wall of the cylinder (6), a sliding block (7) is connected to the cylinder (6) in a sealing and sliding manner, and the sliding block (7) and a sliding plug (9) are fixedly connected through a connecting rod (10).
3. The repairing method of the high-efficiency microbial soil repairing box according to claim 1 or 2, wherein a spraying pipe (13) and an air inlet pipe (12) which are communicated with the hollow cavity (3) are fixedly connected to the lower end of the transparent cover plate (2), a first one-way valve (131) is installed in the spraying pipe (13), a second one-way valve (122) is installed in the air inlet pipe (12), a water storage tank (11) is formed in the side wall of the box body (1), the air inlet pipe (12) extends into the water storage tank (11), and a part of the side wall, located in the water storage tank (11), of the air inlet pipe (12) is provided with a fine through hole (121).
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| CN111742744A (en) * | 2020-07-31 | 2020-10-09 | 成都宸顺智贸易有限公司 | Sunshade flower case for landscape |
| CN112142210A (en) * | 2020-11-04 | 2020-12-29 | 浙江三龙催化剂有限公司 | Sewage ectopic ecological treatment equipment based on microbial engineering technology |
| CN112576169A (en) * | 2020-11-23 | 2021-03-30 | 袁叶霞 | Multifunctional louver window |
| CN113182336A (en) * | 2021-04-28 | 2021-07-30 | 中国科学院地球化学研究所 | Administer clean system that soil heavy metal pollutes |
| CN115536462A (en) * | 2022-09-12 | 2022-12-30 | 徐妍 | Microbial remediation preparation for industrial contaminated soil and preparation method thereof |
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Application publication date: 20200714 |