CN117244928A - In-situ biochemical repair system, in-situ biochemical repair method and control method thereof - Google Patents
In-situ biochemical repair system, in-situ biochemical repair method and control method thereof Download PDFInfo
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- CN117244928A CN117244928A CN202311397748.5A CN202311397748A CN117244928A CN 117244928 A CN117244928 A CN 117244928A CN 202311397748 A CN202311397748 A CN 202311397748A CN 117244928 A CN117244928 A CN 117244928A
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- 230000008439 repair process Effects 0.000 title claims abstract description 32
- 238000011065 in-situ storage Methods 0.000 title claims abstract description 26
- 238000000034 method Methods 0.000 title claims description 24
- 238000006243 chemical reaction Methods 0.000 claims abstract description 41
- 238000002242 deionisation method Methods 0.000 claims abstract description 36
- 238000003756 stirring Methods 0.000 claims abstract description 24
- 239000002689 soil Substances 0.000 claims abstract description 23
- 239000003344 environmental pollutant Substances 0.000 claims abstract description 11
- 231100000719 pollutant Toxicity 0.000 claims abstract description 11
- 239000007788 liquid Substances 0.000 claims description 33
- 150000002500 ions Chemical class 0.000 claims description 31
- 244000005700 microbiome Species 0.000 claims description 21
- 238000003860 storage Methods 0.000 claims description 16
- 239000003795 chemical substances by application Substances 0.000 claims description 10
- 235000016709 nutrition Nutrition 0.000 claims description 10
- 229910001410 inorganic ion Inorganic materials 0.000 claims description 8
- 235000015097 nutrients Nutrition 0.000 claims description 8
- 241000883990 Flabellum Species 0.000 claims description 6
- QVGXLLKOCUKJST-UHFFFAOYSA-N atomic oxygen Chemical compound [O] QVGXLLKOCUKJST-UHFFFAOYSA-N 0.000 claims description 5
- 239000001301 oxygen Substances 0.000 claims description 5
- 229910052760 oxygen Inorganic materials 0.000 claims description 5
- 230000009471 action Effects 0.000 claims description 4
- 239000003792 electrolyte Substances 0.000 claims description 4
- 230000008569 process Effects 0.000 claims description 4
- 238000005507 spraying Methods 0.000 claims description 4
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 4
- 238000001514 detection method Methods 0.000 claims description 3
- 230000000813 microbial effect Effects 0.000 claims description 3
- 238000005067 remediation Methods 0.000 claims description 3
- 230000015556 catabolic process Effects 0.000 description 3
- 238000006731 degradation reaction Methods 0.000 description 3
- 230000005684 electric field Effects 0.000 description 3
- 230000000694 effects Effects 0.000 description 2
- 238000005516 engineering process Methods 0.000 description 2
- 229910001385 heavy metal Inorganic materials 0.000 description 2
- 230000002503 metabolic effect Effects 0.000 description 2
- 230000005012 migration Effects 0.000 description 2
- 238000013508 migration Methods 0.000 description 2
- 241000894006 Bacteria Species 0.000 description 1
- 230000001133 acceleration Effects 0.000 description 1
- 238000009825 accumulation Methods 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 239000000356 contaminant Substances 0.000 description 1
- 238000011109 contamination Methods 0.000 description 1
- 238000005868 electrolysis reaction Methods 0.000 description 1
- 230000002068 genetic effect Effects 0.000 description 1
- 238000010353 genetic engineering Methods 0.000 description 1
- 239000003673 groundwater Substances 0.000 description 1
- 231100001240 inorganic pollutant Toxicity 0.000 description 1
- 238000012544 monitoring process Methods 0.000 description 1
- 239000007800 oxidant agent Substances 0.000 description 1
- 230000001590 oxidative effect Effects 0.000 description 1
- 239000000575 pesticide Substances 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 230000008092 positive effect Effects 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 230000000638 stimulation Effects 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
- 239000003440 toxic substance Substances 0.000 description 1
Classifications
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09C—RECLAMATION OF CONTAMINATED SOIL
- B09C1/00—Reclamation of contaminated soil
- B09C1/08—Reclamation of contaminated soil chemically
-
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B09—DISPOSAL OF SOLID WASTE; RECLAMATION OF CONTAMINATED SOIL
- B09C—RECLAMATION OF CONTAMINATED SOIL
- B09C2101/00—In situ
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Soil Sciences (AREA)
- Environmental & Geological Engineering (AREA)
- Health & Medical Sciences (AREA)
- Biomedical Technology (AREA)
- Biotechnology (AREA)
- General Health & Medical Sciences (AREA)
- Microbiology (AREA)
- Molecular Biology (AREA)
- Mycology (AREA)
- Accessories For Mixers (AREA)
Abstract
The invention discloses an in-situ biochemical repair system, which comprises a supporting groove, a connecting channel and a deionized reaction groove, and is characterized in that: the bottom of one side of the supporting groove is communicated with the deionization reaction groove through the connecting channel, and an air inlet assembly and an stirring assembly are arranged in the supporting groove; the air inlet assembly comprises a cavity, the cavity is fixed at the center of the bottom end inside the supporting groove, a group of circular tubes with the circumferences evenly distributed are fixed on the cambered surface of the cavity, piston blocks are respectively arranged in each circular tube, and an air outlet pipe is respectively arranged at the other end of each circular tube. The invention relates to the technical field of biochemical repair, and the invention can continuously and stably degrade pollutants in soil by arranging a supporting groove, a connecting channel and a deionization reaction groove.
Description
Technical Field
The invention relates to the technical field of biochemical repair, in particular to an in-situ biochemical repair system, an in-situ biochemical repair method and a control method thereof.
Background
In situ biochemical repair is a repair technique that utilizes the metabolic activity of microorganisms to convert pollutants into harmless or low-toxic substances. The technology has the advantages of low cost, no secondary pollution, capability of restoring soil functions and the like, and is suitable for restoring soil and groundwater containing petroleum, pesticides, heavy metal and other organic or inorganic pollutants.
At present, the in-situ biochemical repair technology mainly comprises a natural attenuation method, a biological stimulation method and a biological enhancement method. The natural attenuation method is to degrade pollutants by utilizing microorganisms existing in nature, does not need human intervention, but is slower in speed and suitable for lightly polluted sites. Biostimulation refers to the acceleration of the degradation of contaminants by adding a nutrient, an oxidant, an electron acceptor, or other stimulant to the contaminated site to increase the number and activity of microorganisms. The biological enhancement method is to inoculate specific microorganism strain or genetic engineering bacteria to the polluted site to improve the degradation efficiency and range of pollutants.
However, existing in situ biochemical repair techniques still suffer from several drawbacks, such as: the natural attenuation method has poor effect on high-concentration or hardly degradable pollutants, and the repair process and the repair result are difficult to control; the biostimulation method requires frequent addition of a stimulator to a contaminated site, increases cost and operational difficulty, and may cause migration or residue of the stimulator; the bio-enhancement method requires strict screening and monitoring of inoculated microorganisms to prevent disruption of ecological balance or genetic contamination. Therefore, how to provide an in-situ biochemical repair system, which can effectively utilize microorganisms to degrade pollutants, and reduce external intervention and cost is a problem to be solved at present.
Disclosure of Invention
The invention aims to solve the technical problem of providing an in-situ biochemical repair system and an in-situ biochemical repair method.
The invention adopts the following technical scheme to realize the aim of the invention:
the utility model provides an biochemical repair system of normal position, includes supporting tank, connecting channel and deionized reaction tank, its characterized in that: the bottom of one side of the supporting groove is communicated with the deionization reaction groove through the connecting channel, and an air inlet assembly and an stirring assembly are arranged in the supporting groove;
the air inlet assembly comprises a cavity, the cavity is fixed at the center of the inner bottom end of the supporting groove, a group of circular tubes with uniformly distributed circumferences are fixed on the cambered surface of the cavity, piston blocks are respectively arranged in each circular tube, and an air outlet pipe is respectively arranged at the other end of each circular tube;
the center of each piston block is fixedly connected with one end of a piston rod, the other end of each piston rod is respectively hinged with one end of a connecting rod, the other ends of all the connecting rods are hinged with one end of an L-shaped rod, the other ends of the L-shaped rods are fixedly connected with the lower end of a rotating shaft, and a rotating shaft bearing is connected with the upper center of the cavity;
the upper end of the rotating shaft is fixedly connected with the lower end of a central shaft of the rotating fan blade, the rotating fan blade is arranged in the fan blade accommodating cavity, two ends of the central shaft of the rotating fan blade are respectively connected with the centers of two ends of the fan blade accommodating cavity through bearings, one side of the fan blade accommodating cavity is fixedly communicated with one end of an extension pipe, the other end of the extension pipe is fixedly communicated with a liquid pump, the liquid pump is fixed on the upper side of the supporting groove, and liquid sucked by the liquid pump is used for driving the rotating fan blade to rotate;
the other side of the fan blade accommodating cavity is fixedly communicated with one end of an L-shaped pipe, the other end of the L-shaped pipe is arranged at the bottom end of the support groove, and the connecting ports of the L-shaped pipe and the fan blade accommodating cavity are centrally symmetrical with the connecting ports of the extending pipe and the fan blade accommodating cavity.
As a further limitation of the technical scheme, the upper side of the cambered surface at the other end of each circular tube is fixedly communicated with the lower end of the vertical tube respectively, and the upper end of one vertical tube is fixedly communicated with the center of the lower side of the storage barrel.
As a further limitation of this technical scheme, stirring subassembly includes the runner, the center pin fixed connection of runner the center pin upper end of rotating the flabellum, the upper side edge position of runner articulates the one end of connecting rod one, the other end of connecting rod one articulates the swinging arms, the upper end of swinging arms is articulated to the one end of fixed column, the lower extreme of fixed column is fixed the upper side edge position in flabellum appearance chamber, the upper side edge position in flabellum appearance chamber still articulates the one end of stock, the center pin of a set of evenly arranged gear is connected to the stock bearing, adjacent gear intermesh, the other end of swinging arms articulates spacing axle, spacing axle is fixed in adjacent one the upper side edge position of gear, every the center pin lower extreme fixed connection stirring tooth respectively.
As a further limitation of the technical scheme, the stirring teeth are conical, and the cambered surfaces of the stirring teeth are provided with spiral lines.
As a further limitation of the technical scheme, two ends of a symmetrical circular shaft are fixed at the upper parts of two ends of the deionization reaction tank, the circular shaft can be matched with grooves arranged at the lower sides of two ends of a cross rod respectively, the cross rod can be connected to the circular shaft through the grooves, connectors are respectively fixed at the centers of the upper sides of the two cross rods, one of the two cross rods is fixedly connected with an anode assembly, and the other one of the two cross rods is fixedly connected with a cathode assembly.
As a further limitation of the technical scheme, a liquid discharge pump is arranged at the lower part of the other side of the deionization reaction tank.
As a further limitation of the technical scheme, the ion concentration sensors are arranged at the inlet of the connecting channel and in the deionization reaction tank.
An in-situ biochemical repair method of an in-situ biochemical repair system, comprising the following steps:
step 1: adding soil restoration solution and polluted soil into a supporting groove, filling microbial strains and nutritional agents into a storage cylinder, filling electrolyte into a deionization reaction groove, and connecting two cross bars on circular shafts at the upper parts of two ends of the deionization reaction groove through grooves;
step 2: starting a liquid pump, conveying water into a fan blade accommodating cavity through an extension pipe by the liquid pump, driving a rotating fan blade to rotate, driving a rotating shaft to rotate by the rotating fan blade, further driving an L-shaped rod, a connecting rod, a piston rod and a piston block to reciprocate, generating negative pressure in a circular pipe, sucking microorganism strains and nutritional agents in a storage cylinder into the circular pipe, and spraying out through an air outlet pipe; meanwhile, for the vertical pipe which is not connected with the storage cylinder, when the piston block moves in a direction away from the air outlet pipe, air enters the circular pipe from the vertical pipe and then is pushed out when the piston block moves reversely, and the air outlet pipe is used for exhausting air;
step 3: in the rotating process of the rotating fan blade, the rotating wheel is driven to rotate, so that the first connecting rod, the swinging rod, the long rod and the gear are driven to move, the first connecting rod is driven to circularly move by the rotating wheel, the swinging rod drives the gear to rotate, the gear drives the long rod to move, the long rod supports and drives the gear to move, the gear reciprocates under the driving of the long rod, and all the gears rotate because the gears are meshed with each other, stirring teeth at the lower end of the gear stir in the supporting groove, so that soil, air, moisture, microorganism strains and nutritional agents are fully mixed, and the microorganism strains degrade pollutants in the soil in the supporting groove under the action of the nutritional agents and oxygen, and a certain amount of inorganic ions are generated;
step 4: the ion concentration sensor detects ion concentration in real time and sends detection data to the controller, when the ion concentration detected by the ion concentration sensor reaches a threshold value, the controller controls the connecting channel to be opened, liquid enters the deionization reaction tank through the connecting channel, an electric field is formed between the anode component and the cathode component, inorganic ions move to the anode or the cathode, and are separated or oxidized and reduced on the anode or the cathode, the ion concentration sensor in the deionization reaction tank monitors deionization reaction in real time, and when the ion concentration is reduced to the set threshold value, the controller controls the liquid discharge pump to start to work, and the solution is discharged.
Compared with the prior art, the invention has the advantages and positive effects that:
(1) The invention can continuously and stably degrade pollutants in soil by arranging the supporting groove, the connecting channel and the deionization reaction groove;
(2) By arranging the air inlet component and the stirring component, sufficient oxygen and nutrient substances can be provided for microorganisms in the supporting groove, and by arranging the spiral lines, the mixed liquid in the supporting groove can be stirred more fully, and meanwhile, the moisture and the temperature in the soil can be kept to be proper, so that the metabolic activity and the degradation efficiency of the microorganisms are improved;
(3) According to the invention, by arranging the deionization reaction tank, the anode component and the cathode component, heavy metal ions or other inorganic ions remained in soil can be removed by utilizing the electrolysis, so that the quality and safety of the soil are further improved;
(4) According to the invention, by arranging the ion concentration sensor and the liquid discharge pump, the ion concentration in the deionization reaction tank can be monitored and controlled in real time, excessive ions can be discharged in time, and the accumulation or migration of ions can be prevented.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiments of the application and together with the description serve to explain the application and do not constitute an undue limitation to the application. It is evident that the drawings in the following description are only some embodiments of the present invention and that other drawings may be obtained from these drawings without inventive effort for a person of ordinary skill in the art. In the drawings:
fig. 1 is a perspective view of the present invention.
Fig. 2 is a perspective view of the second embodiment of the present invention.
Fig. 3 is a partial perspective view of the present invention.
Fig. 4 is a partial perspective view of the present invention.
Fig. 5 is a partial perspective view of the present invention.
In the figure: 1. the device comprises a storage cylinder, 2, a supporting groove, 3, a gear, 4, stirring teeth, 6, a liquid pump, 7, a rotating shaft, 8, a vertical pipe, 9, a connecting channel, 10, a deionization reaction groove, 11, a liquid pump, 12, a round shaft, 13, a connector, 14, a cross rod, 15, a fan blade accommodating cavity, 16, an L-shaped pipe, 17, a cathode component, 18, an anode component, 19, a round pipe, 191, an air outlet pipe, 20, a cavity, 21, a rotating wheel, 22, a first connecting rod, 23, a swinging rod, 24, a long rod, 25, a rotating fan blade, 26, an L-shaped rod, 27, a piston block, 28, a piston rod, 29, a connecting rod, 30, a limiting shaft, 31, an extending pipe, 32 and a fixing column.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to fig. 1 to 5 in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
It should be noted that, in the embodiments of the present invention, terms such as left, right, up, down, front, and back are merely relative terms or references to a normal use state of a product, i.e. a traveling direction of the product, and should not be construed as limiting.
When an element is referred to as being "on" or "disposed on" another element, it can be on the other element or intervening elements may also be present. When an element is referred to as being "connected to" another element, it can be directly connected to the other element or intervening elements may also be present.
In one aspect, the invention provides an in-situ biochemical repair system, which comprises a support groove 2, a connecting channel 9 and a deionized reaction groove 10, wherein the bottom of one side of the support groove 2 is communicated with the deionized reaction groove 10 through the connecting channel 9, and an air inlet component and an agitating component are arranged in the support groove 2;
the air inlet assembly comprises a cavity 20, the cavity 20 is fixed at the center of the inner bottom end of the supporting groove 2, a group of round tubes 19 with uniformly distributed circumferences are fixed on the cambered surface of the cavity 20, piston blocks 27 are respectively arranged in each round tube 19, and an air outlet tube 191 is respectively arranged at the other end of each round tube 19;
the center of each piston block 27 is fixedly connected with one end of a piston rod 28 respectively, the other end of each piston rod 28 is hinged with one end of a connecting rod 29 respectively, the other ends of all the connecting rods 29 are hinged with one end of an L-shaped rod 26, the other end of the L-shaped rod 26 is fixedly connected with the lower end of a rotating shaft 7, and the rotating shaft 7 is connected with the upper center of the cavity 20 in a bearing way;
the upper end of the rotating shaft 7 is fixedly connected with the lower end of a central shaft of the rotating fan blade 25, the rotating fan blade 25 is arranged in the fan blade accommodating cavity 15, two ends of the central shaft of the rotating fan blade 25 are respectively connected with the centers of two ends of the fan blade accommodating cavity 15 through bearings, one side of the fan blade accommodating cavity 15 is fixedly communicated with one end of an extension pipe 31, the other end of the extension pipe 31 is fixedly communicated with a liquid pump 6, the liquid pump 6 is fixed on the upper side of the supporting groove 2, and liquid sucked by the liquid pump 6 is used for driving the rotating fan blade 25 to rotate;
the other side of the fan blade accommodating cavity 15 is fixedly connected with one end of an L-shaped pipe 16, the other end of the L-shaped pipe 16 is arranged at the bottom end inside the supporting groove 2, and the connecting ports of the L-shaped pipe 16 and the fan blade accommodating cavity 15 are centrally symmetrical with the connecting ports of the extending pipe 31 and the fan blade accommodating cavity 15.
The upper side of the cambered surface at the other end of each circular tube 19 is fixedly communicated with the lower end of the vertical tube 8 respectively, and the upper end of one vertical tube 8 is fixedly communicated with the center of the lower side of the storage tube 1.
The stirring assembly comprises a rotating wheel 21, a central shaft of the rotating wheel 21 is fixedly connected with the upper end of a central shaft of a rotating fan blade 25, the upper side edge position of the rotating wheel 21 is hinged with one end of a first connecting rod 22, the other end of the first connecting rod 22 is hinged with a swinging rod 23, one end of the swinging rod 23 is hinged with the upper end of a fixed column 32, the lower end of the fixed column 32 is fixed at the upper side edge position of a fan blade containing cavity 15, the upper side edge position of the fan blade containing cavity 15 is also hinged with one end of a long rod 23, the long rod 23 is in bearing connection with the central shafts of a group of evenly distributed gears 3, adjacent gears 3 are meshed with each other, the other end of the swinging rod 23 is hinged with a limiting shaft 30, the limiting shaft 30 is fixed at the upper side edge position of an adjacent one gear 3, and the lower end of the central shaft of each gear 3 is respectively fixedly connected with a stirring tooth 4.
The stirring teeth 4 are conical, and spiral lines are arranged on the cambered surfaces of the stirring teeth 4.
The two ends of a symmetrical circular shaft 12 are fixed at the upper parts of the two ends of the deionization reaction tank 10, the circular shaft 12 can be respectively matched with grooves formed in the lower sides of the two ends of a cross rod 14, the cross rod 14 can be connected to the circular shaft 12 through the grooves, connectors 13 are respectively fixed at the centers of the upper sides of the two cross rods 14, one center of the lower side of the cross rod 14 is fixedly connected with an anode assembly 18, and the center of the lower side of the other cross rod 14 is fixedly connected with a cathode assembly 17.
A liquid discharge pump 11 is arranged at the lower part of the other side of the deionization reaction tank 10.
Ion concentration sensors are arranged at the inlet of the connecting channel 9 and in the deionization reaction tank 10, and the ion concentration sensors adopt the existing products of the prior art and are not described again.
The ion concentration sensor is also provided with a controller, the controller is installed on the outer wall of the supporting groove 2, the controller controls the connection channel 9 and the liquid discharge pump 11 to be opened and closed, and the controller and the ion concentration sensor are communicated through a wireless transmission module.
In the initial state, the connecting channel 9 is in a closed state.
Adding soil remediation solution and polluted soil into the supporting tank 2, filling microorganism strains and nutrients into the storage barrel 1, filling electrolyte into the deionization reaction tank 10, connecting two cross rods 14 on the round shafts 12 at the upper parts of the two ends of the deionization reaction tank 10 through grooves, starting the liquid suction pump 6, conveying water into the fan blade containing cavity 15 through the extension pipe 31 by the liquid suction pump 6, driving the rotating fan blade 25 to rotate, driving the rotating fan blade 25 to drive the rotating shaft 7 to rotate, driving the L-shaped rod 26, the connecting rod 29, the piston rod 28 and the piston block 27 to reciprocate, generating negative pressure in the round pipe 19, sucking the microorganism strains and the nutrients in the storage barrel 1 into the round pipe 19, spraying out through the air outlet pipe 191, simultaneously for a standpipe which is not connected with the storage barrel 1, when the piston block 27 moves away from the air outlet pipe 191, air enters the round pipe 19 from the standpipe, and then moves reversely on the piston block 27, the air is pushed out, the air outlet pipe 191 is used for exhausting, in the process of rotating the rotating fan blade 25, the rotating wheel 21 is driven to rotate, the connecting rod I22, the swinging rod 23, the long rod 24 and the gear 3 are driven to move, the rotating wheel 21 drives the connecting rod I22 to circularly move, the connecting rod I22 drives the swinging rod 23 to swing, the swinging rod 23 drives the gear 3 to rotate, the gear 3 drives the long rod 24 to move, the long rod 24 plays a role in supporting and driving the gear 3 to move, the gear 3 is driven to reciprocate under the driving of the long rod 24, and all the gears 3 rotate, the stirring teeth 4 at the lower end of the gear 3 stir in the supporting groove 2, the soil, the air, the moisture, the microorganism strains and the nutrient are fully mixed, the microorganism strains degrade the pollutants in the soil in the supporting groove 2 under the action of the nutrient and the oxygen, and a certain amount of inorganic ions are generated, when the ion concentration detected by the ion concentration sensor reaches a threshold value, the controller controls the connecting channel 9 to be opened, liquid enters the deionization reaction tank 10 through the connecting channel 9, an electric field is formed between the anode component 18 and the cathode component 17, the inorganic ions move to the anode or the cathode, and are separated or oxidized and reduced on the anode or the cathode, the ion concentration sensor in the deionization reaction tank 10 monitors deionization reaction in real time, and when the ion concentration is reduced to the set threshold value, the controller controls the liquid discharge pump 11 to start to work so as to discharge the solution.
In another aspect, the invention also provides a method of an in situ biochemical repair system, comprising the steps of:
step 1: adding a soil remediation solution and polluted soil into the supporting tank 2, filling microbial strains and nutritional agents into the storage barrel 1, filling electrolyte into the deionization reaction tank 10, and connecting two cross bars 14 on circular shafts 12 at the upper parts of two ends of the deionization reaction tank 10 through grooves;
step 2: starting a liquid pump 6, conveying water into a fan blade containing cavity 15 through an extension pipe 31 by the liquid pump 6, driving a rotating fan blade 25 to rotate, driving a rotating shaft 7 to rotate by the rotating fan blade 25, further driving an L-shaped rod 26, a connecting rod 29, a piston rod 28 and a piston block 27 to reciprocate, generating negative pressure in a circular tube 19, sucking microorganism strains and nutritional agents in a storage barrel 1 into the circular tube 19, and spraying out through an air outlet pipe 191; meanwhile, for the vertical pipe which is not connected with the storage cylinder 1, when the piston block 27 moves away from the air outlet pipe 191, air enters the circular pipe 19 from the vertical pipe and then is pushed out when the piston block 27 moves reversely, and the air outlet pipe 191 is used for exhausting air;
step 3: in the process of rotating the rotating fan blades 25, the rotating wheel 21 is driven to rotate, the first connecting rod 22, the swinging rod 23, the long rod 24 and the gear 3 are driven to move, the rotating wheel 21 drives the first connecting rod 22 to circularly move, the first connecting rod 22 drives the swinging rod 23 to swing, the swinging rod 23 drives the gear 3 to rotate, the gear 3 drives the long rod 24 to move, the long rod 24 plays a role in supporting and driving the gear 3 to move, the gear 3 reciprocates under the driving of the long rod 24, and because the gears 3 are meshed with each other, all the gears 3 rotate, the stirring teeth 4 at the lower end of the gear 3 stir in the supporting groove 2, so that soil, air, moisture, microorganism strains and nutritional agents are fully mixed, the microorganism strains degrade pollutants in the soil in the supporting groove 2 under the action of the nutritional agents and oxygen, and a certain amount of inorganic ions are generated;
step 4: the ion concentration sensor detects ion concentration in real time and sends detection data to the controller, when the ion concentration detected by the ion concentration sensor reaches a threshold value, the controller controls the connecting channel 9 to be opened, liquid enters the deionization reaction tank 10 through the connecting channel 9, an electric field is formed between the anode component 18 and the cathode component 17, inorganic ions move to the anode or the cathode, and are separated or oxidized and reduced on the anode or the cathode, the ion concentration sensor in the deionization reaction tank 10 monitors deionization reaction in real time, and when the ion concentration is reduced to the set threshold value, the controller controls the liquid discharge pump 11 to start to work so as to discharge the solution.
The above disclosure is merely illustrative of specific embodiments of the present invention, but the present invention is not limited thereto, and any variations that can be considered by those skilled in the art should fall within the scope of the present invention.
Claims (8)
1. An in-situ biochemical repair system comprises a supporting groove (2), a connecting channel (9) and a deionized reaction groove (10), and is characterized in that: the bottom of one side of the supporting groove (2) is communicated with the deionization reaction groove (10) through the connecting channel (9), and an air inlet component and an agitating component are arranged in the supporting groove (2);
the air inlet assembly comprises a cavity (20), the cavity (20) is fixed at the center of the inner bottom end of the supporting groove (2), a group of round tubes (19) with uniformly distributed circumferences are fixed on the cambered surface of the cavity (20), piston blocks (27) are respectively arranged in each round tube (19), and an air outlet tube (191) is respectively arranged at the other end of each round tube (19);
the center of each piston block (27) is fixedly connected with one end of a piston rod (28) respectively, the other end of each piston rod (28) is hinged with one end of a connecting rod (29) respectively, the other ends of all the connecting rods (29) are hinged with one end of an L-shaped rod (26), the other end of the L-shaped rod (26) is fixedly connected with the lower end of a rotating shaft (7), and the rotating shaft (7) is in bearing connection with the upper center of the cavity (20);
the upper end of the rotating shaft (7) is fixedly connected with the lower end of a central shaft of the rotating fan blade (25), the rotating fan blade (25) is arranged in the fan blade accommodating cavity (15), two ends of the central shaft of the rotating fan blade (25) are respectively connected with the centers of two ends of the fan blade accommodating cavity (15) in a bearing way, one side of the fan blade accommodating cavity (15) is fixedly communicated with one end of an extension pipe (31), the other end of the extension pipe (31) is fixedly communicated with a liquid pump (6), and the liquid pump (6) is fixed on the upper side of the supporting groove (2);
the opposite side of flabellum holds chamber (15) is fixed to be linked together one end of L venturi tube (16), the other end of L venturi tube (16) sets up the inside bottom of supporting groove (2), L venturi tube (16) with the connector in flabellum holds chamber (15) with stretch out pipe (31) with the connector center symmetry in flabellum holds chamber (15).
2. An in situ biochemical repair system according to claim 1, characterized in that: the upper side of the cambered surface at the other end of each circular tube (19) is fixedly communicated with the lower end of the vertical tube (8) respectively, and the upper end of one vertical tube (8) is fixedly communicated with the center of the lower side of the storage cylinder (1).
3. An in situ biochemical repair system according to claim 2, characterized in that: the stirring assembly comprises a rotating wheel (21), the central shaft of the rotating wheel (21) is fixedly connected with the upper end of the central shaft of a rotating fan blade (25), the upper side edge position of the rotating wheel (21) is hinged with one end of a connecting rod I (22), the other end of the connecting rod I (22) is hinged with a swinging rod (23), one end of the swinging rod (23) is hinged with the upper end of a fixing column (32), the lower end of the fixing column (32) is fixed at the upper side edge position of a fan blade containing cavity (15), the upper side edge position of the fan blade containing cavity (15) is also hinged with one end of a long rod (23), the long rod (23) is connected with the central shafts of a group of evenly arranged gears (3) in a bearing manner, adjacent gears (3) are meshed with each other, the other end of the swinging rod (23) is hinged with a limiting shaft (30), and the lower end of the central shaft of each gear (3) is fixedly connected with a stirring tooth (4) respectively.
4. An in situ biochemical repair system according to claim 3 wherein: the stirring teeth (4) are conical, and spiral lines are arranged on the cambered surfaces of the stirring teeth (4).
5. An in situ biochemical repair system according to claim 4 wherein: the utility model discloses a deionization reaction tank, including round axle (12) of fixed symmetry in both ends upper portion of deionization reaction tank (10), the recess that both ends downside that round axle (12) can match horizontal pole (14) set up respectively, horizontal pole (14) can pass through the recess is lapped on round axle (12), two fixed connection head (13) are respectively at the upside center of horizontal pole (14), one downside center fixed connection anode assembly (18) of horizontal pole (14), another downside center fixed connection cathode assembly (17) of horizontal pole (14).
6. An in situ biochemical repair system according to claim 1, characterized in that: the lower part of the other side of the deionization reaction tank (10) is provided with a liquid discharge pump (11).
7. An in situ biochemical repair system according to claim 5 wherein: ion concentration sensors are arranged at the inlet of the connecting channel (9) and in the deionization reaction tank (10).
8. An in-situ biochemical repair method of an in-situ biochemical repair system, comprising the following steps: step 1: adding a soil remediation solution and polluted soil into a supporting groove (2), filling microbial strains and nutritional agents into a storage cylinder (1), filling electrolyte into a deionization reaction groove (10), and connecting two cross bars (14) on circular shafts (12) at the upper parts of two ends of the deionization reaction groove (10) through grooves;
step 2: starting a liquid suction pump (6), conveying water into a fan blade accommodating cavity (15) through an extension pipe (31) by the liquid suction pump (6), driving a rotating fan blade (25) to rotate, driving a rotating shaft (7) to rotate by the rotating fan blade (25), further driving an L-shaped rod (26), a connecting rod (29), a piston rod (28) and a piston block (27) to reciprocate, enabling negative pressure to be generated in a circular pipe (19), sucking microorganism strains and nutritional agents in a storage barrel (1) into the circular pipe (19), and spraying out through an air outlet pipe (191); meanwhile, for the vertical pipe which is not connected with the storage cylinder (1), when the piston block (27) moves in a direction away from the air outlet pipe (191), air enters the circular pipe (19) from the vertical pipe (8) and is pushed out when the piston block (27) moves reversely, and the air outlet pipe (191) is used for exhausting air;
step 3: in the rotating process of the rotating fan blade (25), the rotating wheel (21) is driven to rotate, the first connecting rod (22), the swinging rod (23), the long rod (24) and the gear (3) are driven to move, the rotating wheel (21) drives the first connecting rod (22) to circularly move, the first connecting rod (22) drives the swinging rod (23) to swing, the swinging rod (23) drives the gear (3) to rotate, the gear (3) drives the long rod (24) to move, the long rod (24) supports and drives the gear (3) to move in a reciprocating manner, and because the gears (3) are meshed with each other, all the gears (3) rotate, stirring teeth (4) at the lower end of the gear (3) stir in the supporting groove (2), so that soil, air, moisture, microorganism strains and nutrient are fully mixed, and the microorganism strains degrade pollutants in the soil in the supporting groove (2) under the action of the nutrient and oxygen, and a certain amount of inorganic ions are generated;
step 4: the ion concentration sensor detects ion concentration in real time and sends detection data to the controller, when the ion concentration detected by the ion concentration sensor reaches a threshold value, the controller controls the connecting channel (9) to be opened, and liquid enters the deionization reaction tank through the connecting channel (9).
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