CN214488283U - Multimode mobile integrated in-situ chemical injection device - Google Patents
Multimode mobile integrated in-situ chemical injection device Download PDFInfo
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- CN214488283U CN214488283U CN202023168307.2U CN202023168307U CN214488283U CN 214488283 U CN214488283 U CN 214488283U CN 202023168307 U CN202023168307 U CN 202023168307U CN 214488283 U CN214488283 U CN 214488283U
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- 238000002347 injection Methods 0.000 title claims abstract description 357
- 239000007924 injection Substances 0.000 title claims abstract description 357
- 239000000126 substance Substances 0.000 title claims abstract description 39
- 238000011065 in-situ storage Methods 0.000 title claims abstract description 33
- 239000003814 drug Substances 0.000 claims abstract description 147
- 238000002360 preparation method Methods 0.000 claims abstract description 21
- 239000003795 chemical substances by application Substances 0.000 claims description 17
- 239000007788 liquid Substances 0.000 claims description 14
- 229920002313 fluoropolymer Polymers 0.000 claims description 3
- 229940079593 drugs Drugs 0.000 description 47
- 238000001802 infusion Methods 0.000 description 11
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 11
- MHAJPDPJQMAIIY-UHFFFAOYSA-N hydrogen peroxide Chemical compound OO MHAJPDPJQMAIIY-UHFFFAOYSA-N 0.000 description 10
- 239000012190 activator Substances 0.000 description 9
- 239000007800 oxidant agent Substances 0.000 description 7
- BAUYGSIQEAFULO-UHFFFAOYSA-L Iron(II) sulfate Chemical compound [Fe+2].[O-]S([O-])(=O)=O BAUYGSIQEAFULO-UHFFFAOYSA-L 0.000 description 6
- 238000005516 engineering process Methods 0.000 description 6
- 235000003891 ferrous sulphate Nutrition 0.000 description 6
- 239000011790 ferrous sulphate Substances 0.000 description 6
- 229910000359 iron(II) sulfate Inorganic materials 0.000 description 6
- 239000002689 soil Substances 0.000 description 6
- 230000001590 oxidative Effects 0.000 description 5
- 239000000243 solution Substances 0.000 description 5
- 239000007787 solid Substances 0.000 description 4
- 230000036975 Permeability coefficient Effects 0.000 description 3
- 239000003344 environmental pollutant Substances 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 230000003647 oxidation Effects 0.000 description 3
- 238000007254 oxidation reaction Methods 0.000 description 3
- 231100000719 pollutant Toxicity 0.000 description 3
- HEMHJVSKTPXQMS-UHFFFAOYSA-M sodium hydroxide Chemical compound [OH-].[Na+] HEMHJVSKTPXQMS-UHFFFAOYSA-M 0.000 description 3
- UHOVQNZJYSORNB-UHFFFAOYSA-N benzene Chemical compound C1=CC=CC=C1 UHOVQNZJYSORNB-UHFFFAOYSA-N 0.000 description 2
- 238000009792 diffusion process Methods 0.000 description 2
- 239000003381 stabilizer Substances 0.000 description 2
- 229910001220 stainless steel Inorganic materials 0.000 description 2
- 239000010935 stainless steel Substances 0.000 description 2
- 239000012028 Fenton's reagent Substances 0.000 description 1
- NBIIXXVUZAFLBC-UHFFFAOYSA-K [O-]P([O-])([O-])=O Chemical compound [O-]P([O-])([O-])=O NBIIXXVUZAFLBC-UHFFFAOYSA-K 0.000 description 1
- 238000007792 addition Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- RQNWIZPPADIBDY-UHFFFAOYSA-N arsenic Chemical compound [As] RQNWIZPPADIBDY-UHFFFAOYSA-N 0.000 description 1
- 229910052785 arsenic Inorganic materials 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 239000004927 clay Substances 0.000 description 1
- 229910052570 clay Inorganic materials 0.000 description 1
- 239000012141 concentrate Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 238000011049 filling Methods 0.000 description 1
- MGZTXXNFBIUONY-UHFFFAOYSA-N hydrogen peroxide;iron(2+);sulfuric acid Chemical compound [Fe+2].OO.OS(O)(=O)=O MGZTXXNFBIUONY-UHFFFAOYSA-N 0.000 description 1
- 238000011068 load Methods 0.000 description 1
- 231100000053 low toxicity Toxicity 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000006011 modification reaction Methods 0.000 description 1
- 230000003000 nontoxic Effects 0.000 description 1
- 231100000252 nontoxic Toxicity 0.000 description 1
- JRKICGRDRMAZLK-UHFFFAOYSA-L peroxydisulfate Chemical compound [O-]S(=O)(=O)OOS([O-])(=O)=O JRKICGRDRMAZLK-UHFFFAOYSA-L 0.000 description 1
- 239000010452 phosphate Substances 0.000 description 1
- 239000003638 reducing agent Substances 0.000 description 1
- 238000005067 remediation Methods 0.000 description 1
- 230000035945 sensitivity Effects 0.000 description 1
- 235000011121 sodium hydroxide Nutrition 0.000 description 1
- 238000011105 stabilization Methods 0.000 description 1
- 230000000087 stabilizing Effects 0.000 description 1
Abstract
The utility model relates to a multimode mobile integrated in-situ chemical injection device, which consists of a medicament preparation tank A, a medicament preparation tank B, an injection pump A, an injection pump B, an injection pump C, an injection pump D, an injection frame A, an injection frame B, a dosing platform, an air conditioner, a PLC control cabinet, a container prying body, an injection pipeline and a valve; the utility model provides a portable integration normal position chemical injection device of this kind of multimode passes through external expansion module, fuses the characteristics of multiple injection equipment together, possess the injection mode of three kinds of autonomous designs, including conventional multiwell injection mode, external medicament configuration jar mode, medicament configuration station mode, to different landmasses, different medicament types can select the most suitable medicament injection mode according to the demand.
Description
Technical Field
The utility model belongs to the technical field of the environment is restoreed, concretely relates to portable integration normal position chemistry injection device of multimode.
Background
In-situ chemical injection technology, chemical agents (including oxidizing agents, reducing agents, stabilizing agents and the like) are injected into polluted soil and underground water in a certain mode, so that chemical reaction between the chemical agents and pollutants is initiated, the pollutants are converted into non-toxic or low-toxicity substances, and the purpose of repairing the polluted soil and the underground water is achieved.
In recent years, the in-situ chemical injection technology is widely applied in China, and the in-situ chemical injection technology is selected to repair soil and underground water in a large number of polluted plots which have high environmental sensitivity and cannot be excavated by earthwork. Different agents need to be selected according to different pollutants, even multiple agents need to be injected simultaneously, and the chemical properties of the agents are greatly different, so that the requirements on injection equipment, injection process and injection mode are greatly different. At present, most of in-situ chemical injection devices used in China have single functions and are only suitable for injection work of single plots and single medicament. Meanwhile, most polluted soil and underground water restoration projects are located in remote places, the construction period of the restoration projects is basically within 1 year, and the method is not suitable for installing a set of permanent fixed injection device on the land. Therefore, it is necessary to develop a mobile integrated in-situ chemical injection apparatus capable of multi-mode operation.
SUMMERY OF THE UTILITY MODEL
The utility model aims at the above problem, a portable integration normal position chemistry injection device of multimode is provided, concentrates on a container sled with various equipment in, and it is convenient to remove, the flexible operation, full automatic operation possess a plurality of filling openings, but external expansion module extensively is applicable to various pollution landmasses.
The utility model discloses technical scheme as follows:
a multimode mobile integrated in-situ chemical injection device comprises a medicament configuration tank A, a medicament configuration tank B, an injection pump A, an injection pump B, an injection pump C, an injection pump D, an injection frame A, an injection frame B, a dosing platform, an air conditioner, a PLC control cabinet, a container pry body, an injection pipeline and a valve;
infusion pump A with medicament configuration jar A is connected, and pump inlet is connected with 1 outside medicament mouth simultaneously, and the pump export is connected with 1 injection port and injection frame A that directly accesss to the outside, and injection frame A subdivides 4 injection ports and accesss to the outside, and threaded connection mouth all is left to above 5 injection ports to make things convenient for the connection of outside pipeline.
Infusion pump B with medicament configuration jar B is connected, and pump inlet is connected with 1 outside medicament mouth simultaneously, and the pump export is connected with 1 injection port and injection frame B that directly accesss to outside, and injection frame B subdivides 4 injection ports and accesss to the outside, and threaded connection mouth all is left to above 5 injection ports to make things convenient for the connection of outside pipeline.
The infusion pump C is connected with the medicament preparation tank A, and the outlet of the pump is connected with 1 injection port directly leading to the outside.
The injection pump D is connected with the medicament preparation tank B, and the outlet of the pump is connected with 1 injection port directly leading to the outside.
Further, the injection pump A, the injection pump B, the injection pump C and the injection pump D are fluoroplastic lined variable frequency centrifugal pumps.
Furthermore, the medicament configuration tank A and the medicament configuration tank B are respectively provided with an online thermometer, a pH meter and a liquid level control meter, and can monitor main parameters of medicaments in real time.
Further, the injection frame A and the injection frame B are both provided with a liquid flowmeter and a pressure gauge, and the injection flow and the pressure are accurately controlled.
Furthermore, the PLC control system can accurately adjust the frequency of the injection pump A, the injection pump B, the injection pump C and the injection pump D, and can display the temperature, the pH value and the liquid level parameters of the medicaments in the medicament configuration tank A and the medicament configuration tank B through a built-in microcomputer screen and control the liquid level.
Further, the utility model provides a pair of portable integration normal position chemical injection device equipment of multimode and pipeline all adopt 316L stainless steel.
The utility model also provides a multimode portable integration normal position chemistry injection device's mode, possess three kinds of modes:
(1) the first mode is as follows: conventional multi-well injection mode
In one mode, solid or liquid chemicals and clean water are added into a chemical preparation tank A (or a chemical preparation tank B), after the chemicals are uniformly stirred, an injection pump A (or an injection pump B) is started and adjusted to a proper frequency, the chemicals enter an injection rack A from an outlet of the injection pump A (or enter the injection rack B from the injection pump B), and are respectively injected into 4 different in-situ injection wells through 4 injection ports, a second injection port, a third injection port, a fourth injection port, a fifth injection port and an external injection pipeline on the injection rack A (or are respectively injected into 4 different in-situ injection wells through 4 injection ports, a seventh injection port, an eighth injection port, a ninth injection port, a tenth injection port and an external injection pipeline on the injection rack B). With both injection pump a and injection pump B on, simultaneous injection of up to 8 in situ injection wells can be achieved. The drug arrangement canister a and the drug arrangement canister B may be provided with the same drug or different drugs.
(2) And a second mode: external medicament configuration tank mode
The effective capacity of the medicine configuration tank A and the medicine configuration tank B is less than 1m due to limited space of the container3When the injection amount of the drug in a certain area is very large, if the mode one is still adopted, the drug needs to be frequently configured, which is time-consuming and labor-consuming. Therefore, the utility model discloses mode two has been developed, alleviates medicament configuration working strength through external expansion module.
In the second mode, the valve between the outlet of the drug dispensing tank A and the inlet of the injection pump A is closed (the valve between the outlet of the drug dispensing tank B and the inlet of the injection pump B is closed), and the drug dispensing tank (effective volume is 5-10 m) is externally connected3) The prepared medicament enters the medicament injection rack a through the first medicament port and the injection pump a (or enters the medicament injection rack B through the second medicament port and the injection pump B), and then is injected into 4 different in-situ injection wells through 4 injection ports on the injection rack a (or is injected into 4 different in-situ injection wells through 4 injection ports on the injection rack B, a seventh injection port, an eighth injection port, a ninth injection port, a tenth injection port and an external injection pipeline).
(3) And a third mode: medicament configuration station mode
When a certain plot is wide in pollution range and injection distance is very long, the mode is adopted, the pressure of an injection well is insufficient due to pipeline resistance loss, and therefore the diffusion of the medicament is influenced; or the permeability coefficient of the bottom layer of a certain land is small, and the pressure needs to be increased to effectively inject the medicament into the stratum. Therefore, the utility model discloses mode three has been developed, regard injection device as medicament configuration station, adopts at the distal end to set up small-size flatbed formula injection apparatus (containing booster pump and injection frame), increases injection pressure.
In the third mode, the valve between the outlet of the drug configuration tank a and the inlet of the injection pump a is closed (the valve between the outlet of the drug configuration tank B and the inlet of the injection pump B is closed), the valve between the outlet of the drug configuration tank a and the inlet of the injection pump C is opened (the valve between the outlet of the drug configuration tank B and the inlet of the injection pump D is opened), solid or liquid drug and clean water are added into the drug configuration tank a (or the drug configuration tank B), after the drug is uniformly stirred, the injection pump C (or the injection pump D) is opened, and the drug reaches the remote mini-flat-bed injection device from the outlet of the injection pump C (or the injection pump D) through the conveying pipeline, so that the long-distance injection of the drug is realized.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model provides a multimode mobile integrated in-situ chemical injection device, which integrates various devices into a container pry, and has convenient movement and flexible operation;
the utility model provides a multimode mobile integrated in-situ chemical injection device, which adopts a PLC control system, can realize the full-automatic operation of equipment and accurately control the links of dosage, injection and the like;
the utility model provides a multimode mobile integrated in-situ chemical injection device, which has 12 injection ports, can simultaneously carry out quantitative injection of medicaments for 8 injection wells, and has high injection efficiency;
the utility model provides a portable integration normal position chemical injection device of this kind of multimode passes through external expansion module, fuses the characteristics of multiple injection equipment together, possess the injection mode of three kinds of autonomous designs, including conventional multiwell injection mode (mode one), external medicament configuration jar mode (mode two), medicament configuration station mode (mode three), to different plots, different medicament types can select the most suitable medicament injection mode according to the demand.
Drawings
Fig. 1 is a process flow diagram of the multi-mode mobile integrated in-situ chemical injection device of the present invention.
Fig. 2 is a schematic plan view of the multi-mode mobile integrated in-situ chemical injection device of the present invention.
Description of reference numerals: 1. a drug preparation tank A; 2. a drug preparation tank B; 3. an injection pump A; 4. an injection pump B; 5. an injection pump C; 6. an injection pump D; 7. an injection frame A; 8. an injection well B; 9. a dosing platform; 10. An air conditioner; 11. a PLC control system; 12. prying the container; 101. a first clear water port; 201. a second clear water port; 301. a first medicament port; 302. a first injection port; 303. a second injection port; 304. a third injection port; 305. a fourth injection port; 306. a fifth injection port; 401. a second medicament port; 402. a sixth injection port; 403. A seventh injection port; 404. an eighth injection port; 405. a ninth injection port; 406. a tenth injection port; 501. an eleventh injection port; 601. a twelfth injection port.
Detailed Description
The technical solutions of the present invention will be described clearly and completely with reference to the accompanying drawings and specific embodiments so that those skilled in the art can better understand the present invention and can implement the present invention, but the embodiments are not intended to limit the present invention.
As shown in fig. 1 and 2, the utility model provides a pair of automatic injection device of normal position chemistry comprises medicament configuration jar A1, medicament configuration jar B2, injection pump A3, injection pump B4, injection pump C5, injection pump D6, injection frame A7, injection frame B8, add medicine platform 9, air conditioner 10, PLC switch board 11, container sled body 12 and injection pipeline and valve.
Wherein the infusion pump A3 is connected with the medicament configuration tank a1, while the pump inlet is connected with the first medicament port 301, the pump outlet is connected with the first injection port 302 and the injection frame a7 leading directly to the outside, the injection frame a7 is subdivided into 4 injection ports: the second injection port 303, the third injection port 304, the fourth injection port 305 and the fifth injection port 306 are communicated with the outside, and threaded connection ports are reserved on the above 5 injection ports to facilitate the connection of external pipelines.
The infusion pump B4 is connected to the dose configuration canister B2, while the pump inlet is connected to the second dose port 401, the pump outlet is connected to the sixth injection port 402 leading directly to the outside and to the injection frame B8, which injection frame B8 is subdivided into 4 injection ports: the seventh injection port 403, the eighth injection port 404, the ninth injection port 405 and the tenth injection port 406 are communicated with the outside, and threaded connection ports are reserved on the above 5 injection ports to facilitate the connection of external pipelines.
The infusion pump C5 is connected to the dose dispensing canister a1, and the pump outlet is connected to 1 eleventh infusion port 501 leading directly to the outside.
The infusion pump D6 is connected to the drug dispensing canister B2, and the pump outlet is connected to 1 twelfth infusion port 601 leading directly to the outside.
The injection pump A3, the injection pump B4, the injection pump C5 and the injection pump D6 are fluoroplastic lined variable frequency centrifugal pumps.
The medicament preparation tank A1 and the medicament preparation tank B2 are all provided with an online thermometer, a pH meter and a liquid level control meter, and are used for monitoring main parameters of medicaments in real time.
The injection rack A7 and the injection rack B8 are both equipped with a liquid flow meter and a pressure gauge for precise control of injection flow and pressure.
The PLC control system 11 can precisely adjust the flow rates of the injection pump A3, the injection pump B4, the injection pump C5, and the injection pump D6, and can display the temperature, pH, and liquid level parameters of the drugs in the drug preparation tank a1 and the drug preparation tank B2 through a built-in microcomputer screen, and control the liquid level.
The utility model provides a pair of used equipment of portable integration normal position chemical injection device of multimode and pipeline all adopt 316L stainless steel.
The utility model discloses possess three kinds of mode:
(1) the first mode is as follows: conventional multi-well injection mode
In one mode, solid or liquid agent and clean water are added to agent configuration tank a1 (or agent configuration tank B2), after the agent is stirred uniformly, injection pump A3 (or injection pump B4) is turned on and adjusted to a suitable frequency, and the agent is injected from the outlet of injection pump A3 into injection rack a7 (or from injection pump B4 into injection rack B8) through 4 injection ports on injection rack a7, second injection port 303, third injection port 304, fourth injection port 305, fifth injection port 306, and external injection tubing, and the agent is injected into 4 different in-situ injection wells (or through 4 injection ports on injection rack B8, seventh injection port 503, eighth injection port 504, ninth injection port 505, tenth injection port 506, and external injection tubing, the agent is injected into 4 different in-situ injection wells, respectively). With both injection pump a3 and injection pump B4 on, simultaneous injection of up to 8 in situ injection wells can be achieved. The drug arrangement canister a1 and the drug arrangement canister B2 may be provided with the same drug or different drugs.
(2) And a second mode: external medicament configuration tank mode
Due to limited space of the container, the effective capacities of the medicine configuration tank A1 and the medicine configuration tank B2 are less than 1m3When the injection amount of the drug in a certain area is very large, if the mode one is still adopted, the drug needs to be frequently configured, which is time-consuming and labor-consuming. Therefore, the utility model discloses mode two has been developed, alleviates medicament configuration working strength through external expansion module.
In the second mode, the valve between the outlet of the drug dispensing tank A1 and the inlet of the injection pump A3 is closed, the valve between the outlet of the drug dispensing tank B2 and the inlet of the injection pump B4 is closed, and the effective volume of the external drug dispensing tank is 5 to 10m3The prepared medicament in (1) enters a medicament injection rack A7 through a first medicament port 301 and an injection pump A3 or enters a medicament injection rack B8 through a second injection port 501 and an injection pump B4, and then enters a medicament injection rack B8 through 4 injection ports on the injection rack A7, a second injection port 303, a third injection port 304, a fourth injection port 305, a fifth injection port 306 and an external injection pipeline, and the medicament is respectively injected into 4 different in-situ injection wells or into 4 different in-situ injection wells through 4 injection ports on the injection rack B8, a seventh injection port 503, an eighth injection port 504, a ninth injection port 505, a tenth injection port 506 and the external injection pipeline.
Mode three: medicament configuration station mode
When a certain plot is wide in pollution range and injection distance is very long, the mode is adopted, the pressure of an injection well is insufficient due to pipeline resistance loss, and therefore the diffusion of the medicament is influenced; or the permeability coefficient of a certain stratum is small, and the pressure needs to be increased to effectively inject the medicament into the stratum. Therefore, the utility model discloses developed mode three, regard injection device as medicament configuration station, adopt at the distal end to set up small-size flatbed formula injection apparatus and contain booster pump and injection frame, increase injection pressure.
In the third mode, the valve between the outlet of the drug configuration tank a1 and the inlet of the injection pump A3 closes the valve between the outlet of the drug configuration tank B2 and the inlet of the injection pump B4 is closed, the valve between the outlet of the drug configuration tank a1 and the inlet of the injection pump C5 opens the valve between the outlet of the drug configuration tank B2 and the inlet of the injection pump D6 is opened, the solid or liquid drug and the clean water are added to the drug configuration tank a1 or the drug configuration tank B2, the drug is uniformly stirred, the injection pump C5 or the injection pump D6 is started, and the drug reaches the remote mini-cart-type injection device from the outlet of the injection pump C5 or the injection pump D6 through the delivery pipe, so that the long-distance injection of the drug is realized.
The present invention provides a multi-mode mobile integrated in-situ chemical injection apparatus, which is further described with reference to the following embodiments.
Example 1
The underground water of a certain area is polluted by chlorohydrocarbon, and the in-situ chemical oxidation technology is adopted for repairing and treating. The oxidation medicament of chooseing for use is the persulfate, and the activator is the caustic soda flakes, adopts the utility model provides a pair of portable integration normal position chemical injection device of multimode carries out the medicament and pours into.
Wherein the medicament configuration canister A1 is used for configuring the oxidizer and the medicament configuration canister B2 is used for configuring the activator. After the doses were prepared according to the calculated amounts, the injection pump B4 was first turned on and the frequency of the pump was adjusted to deliver the activator to the injection rack B8, and then the flow rates of the seventh injection port 503, the eighth injection port 504, the ninth injection port 505, and the tenth injection port 506 on the injection rack B8 were adjusted to quantitatively inject the activator into the 4 injection wells, respectively. After the activator is injected, the injection pipeline is moved to other wells which are not injected for continuing to inject the activator; meanwhile, the injection pump A3 is turned on and the frequency of the pump is adjusted to deliver the oxidant to the injection rack a7, and then the flow rates of the second injection port 303, the third injection port 304, the fourth injection port 305 and the fifth injection port 306 on the injection rack a7 are adjusted to respectively inject the oxidant quantitatively into the 4-port injection well in which the activator injection is previously carried out. This is repeated until the injection of the drug is completed.
The land is totally 102 injection wells, and the injection work of the oxidant and the activator is completed within 15 days by adopting a mode I, the oxidant is injected by 60 tons in total, and the activator is injected by 20 tons in total.
Example 2
The soil in a certain land is polluted by benzene, and the in-situ chemical oxidation technology is adopted for remediation and treatment. Fenton's reagent is selected as the oxidant, the addition of the reagent is 3%, and according to the calculation, 300 tons of 27.5% hydrogen peroxide and 150 tons of ferrous sulfate are required to be injected in total. Because the medicament injection work load is very big, consequently adopts the utility model provides a pair of portable integration normal position chemical injection device of multimode's mode two carries out the medicament and pours into.
Using 2 pieces of 10m3The expanding agent preparation tank of (1) is used for preparing hydrogen peroxide, and the other 1 is used for preparing ferrous sulfate solution. Firstly, a valve between a medicament configuration tank and an injection pump is closed, ferrous sulfate solution enters an injection pump A3 from a first medicament port 301, and is conveyed to a medicament injection rack A7 from an outlet of the injection pump A3, medicaments are respectively injected into 4 different in-situ injection wells through 4 injection ports on the injection rack A7, a second injection port 303, a third injection port 304, a fourth injection port 305, a fifth injection port 306 and an external injection pipeline, and hydrogen peroxide is injected after the ferrous sulfate solution injection is completed in the 4 injection wells. The prepared hydrogen peroxide solution enters the injection pump B from the second chemical agent port 501, is transported to the chemical injection rack B8 from the outlet of the injection pump B4, and is injected into the injection well into which the ferrous sulfate was previously injected through 4 injection ports on the injection rack B8, the seventh injection port 503, the eighth injection port 504, the ninth injection port 505, the tenth injection port 506, and an external injection pipeline. The above-mentioned steps are repeated until the injection of the medicine is completed.
The land is provided with 153 injection wells in total, and injection work of hydrogen peroxide and ferrous sulfate is completed within 40 days by adopting a mode II.
Example 3
The soil in a certain land is polluted by arsenic and lead, the pollution depth is 4m, the polluted stratum is mainly a silty clay layer, and the permeability coefficient is only 4.3 multiplied by 10-6And cm/s, and adopting an in-situ stabilization technology to carry out restoration treatment. Stabilize medicament position phosphate, in order to make the medicament diffuse better, adopt the utility model provides a mode three of portable integration normal position chemical injection device of multimode carries out the medicament and pours into.
Firstly, adding a stabilizing medicament into a medicament preparation tank A1 and a medicament preparation tank B2, after the medicament is prepared, starting an injection pump C5 to convey the medicament to a remote flat-plate vehicle type injection device, starting a booster pump to adjust injection pressure, adjusting injection flow through a flow meter on an injection frame, and uniformly injecting the medicament into a stratum; after the medicament in the medicament configuration tank A1 is used up, the medicament configuration tank B2 is switched, and the infusion pump 6 is started to continue to deliver the medicament to the remote flat car type infusion device; the drug dispensing canister a1 resumes dispensing the drug. And the process is circulated until the injection of the medicament is finished.
The local block has 58 injection wells in total, and the injection work of 42 tons of stabilizing agent is completed within 10 days.
While the present invention has been described in detail with reference to the preferred embodiments thereof, it should be understood that the above description should not be taken as limiting the present invention. Numerous modifications and alterations to the present invention will become apparent to those skilled in the art upon reading the foregoing description. Accordingly, the scope of the invention should be limited only by the attached claims.
Claims (4)
1. A multimode mobile integrated in-situ chemical injection device is characterized by comprising a medicament configuration tank A, a medicament configuration tank B, an injection pump A, an injection pump B, an injection pump C, an injection pump D, an injection frame A, an injection frame B, a dosing platform, an air conditioner, a PLC (programmable logic controller) control cabinet, a container pry body, an injection pipeline and a valve;
the injection pump A is connected with the medicament preparation tank A, a pump inlet is connected with 1 external medicament port, a pump outlet is connected with 1 injection port directly leading to the outside and a medicament injection frame A, the medicament injection frame A is divided into 4 injection ports leading to the outside, and the 5 injection ports are provided with threaded connection ports so as to facilitate the connection of external pipelines;
the injection pump B is connected with the medicament preparation tank B, a pump inlet is connected with 1 external medicament port, a pump outlet is connected with 1 injection port directly leading to the outside and a medicament injection frame B, the medicament injection frame B is divided into 4 injection ports leading to the outside, and the 5 injection ports are provided with threaded connection ports so as to facilitate the connection of external pipelines;
the injection pump C is connected with the medicament preparation tank A, and the outlet of the pump is connected with 1 injection port directly leading to the outside;
the injection pump D is connected with the medicament preparation tank B, and the outlet of the pump is connected with 1 injection port directly leading to the outside.
2. The integrated multi-mode mobile in-situ chemical injection device according to claim 1, wherein the injection pump A, the injection pump B, the injection pump C and the injection pump D are fluoroplastic lined variable frequency centrifugal pumps.
3. The mobile integrated multi-mode in-situ chemical injection device according to claim 1, wherein the agent preparation tank A and the agent preparation tank B are equipped with an on-line thermometer, a pH meter and a liquid level control meter for real-time monitoring of main parameters of the agent.
4. The multi-mode mobile integrated in-situ chemical injection apparatus according to claim 1, wherein the injection frame a and the injection frame B are equipped with a liquid flow meter and a pressure gauge for precise control of injection flow and pressure.
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| CN112872011A (en) * | 2020-12-25 | 2021-06-01 | 上海康恒环境修复有限公司 | Multimode mobile integrated in-situ chemical injection device |
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| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112872011A (en) * | 2020-12-25 | 2021-06-01 | 上海康恒环境修复有限公司 | Multimode mobile integrated in-situ chemical injection device |
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