CN214184584U - A normal position restoration structure for heavy metal pollution place - Google Patents
A normal position restoration structure for heavy metal pollution place Download PDFInfo
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- CN214184584U CN214184584U CN202022511167.8U CN202022511167U CN214184584U CN 214184584 U CN214184584 U CN 214184584U CN 202022511167 U CN202022511167 U CN 202022511167U CN 214184584 U CN214184584 U CN 214184584U
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Abstract
The utility model discloses a normal position restoration structure for heavy metal pollution place, including pore-forming system, pressurization system, feeding system and slip casting system intercommunication, pore-forming system, pressurization system and slip casting system carry out many times high-pressure slip casting to polluting the place. The effect is as follows: through the in-situ restoration structure for the heavy metal polluted site, the pore-forming and high-pressure rotary spraying device is utilized to perform multiple times of high-pressure grouting on the polluted site, so that the stabilizer can fully react with heavy metal pollutants to form stable substances, and the leaching concentration of the heavy metal is ensured to be within an allowable range; the device focuses on in-situ treatment, and the problem of secondary pollution caused by ex-situ treatment is solved; usable polymer nanopore combined material solidifies the stabilization to polluting soil, also can form the heavy metal barrier layer and the water barrier of certain thickness simultaneously in the bottom with all around, and the repair efficiency is high, strengthens the repair effect, is difficult for causing secondary pollution.
Description
Technical Field
The utility model relates to an environmental protection technology field, concretely relates to normal position restoration structure for heavy metal pollution place can be used to medium such as soil, tailing and waste residue.
Background
Among the prior art, to the normal position restoration in heavy metal pollution place, can't realize eliminating to the abundant reaction of heavy metal pollutant, there is secondary pollution, and simultaneously, prior art's remediation efficiency is lower, and the repair effect is poor, lacks one kind and can form heavy metal barrier layer and the water barrier of certain thickness bottom and all around, and the remediation efficiency is high, and reinforcing repair effect is difficult for causing secondary pollution's restoration structure.
SUMMERY OF THE UTILITY MODEL
Therefore, the utility model provides a structure is restoreed to normal position for heavy metal pollution place to solve the above-mentioned problem among the prior art.
In order to achieve the above object, the present invention provides the following technical solutions:
according to the utility model discloses a first aspect, a normal position restoration structure for heavy metal pollution place, including pore-forming system, pressurization system, feeding system and slip casting system, feeding system with slip casting system intercommunication, the pore-forming system pressurization system and slip casting system carries out many times high-pressure slip casting to polluting the place.
Further, the slurry discharged by the grouting system is a polymer nano-pore composite material.
Further, feeding system includes feed bin, water tank, holds thick liquid pond and mixer, the water tank with the feed bin all with the feed inlet intercommunication of mixer, the discharge gate of mixer with hold thick liquid pond intercommunication.
Furthermore, the grouting system comprises a high-pressure slurry pump, a high-pressure clean water pump, a jet grouting pipe and a spray head, wherein the spray head is arranged at the lower end of the jet grouting pipe, an adapter is arranged at the upper end of the jet grouting pipe, the high-pressure slurry pump and the high-pressure clean water pump are respectively communicated with the adapter, and the slurry storage tank is communicated with the high-pressure slurry pump through a pipeline.
Further, the grouting system further comprises a rotor flow meter.
Further, the pore-forming system comprises a drilling machine and a sleeve, wherein the drilling machine is connected with the sleeve, and the sleeve is sleeved on the jet grouting pipe.
Further, the pressurization system comprises an air compressor, and the air compressor is connected with the adapter at the upper end of the injection grouting pipe through a pipeline.
Further, the grouting device comprises a tripod and a winch, wherein the winch is arranged at the upper end of the tripod, and a rope of the winch is connected with the adapter at the upper end of the injection grouting pipe.
Further, the spray head extends into the ground.
Further, a barrier layer and a water-resisting layer are formed around the end part of the spray head under the ground.
The utility model has the advantages of as follows: through the in-situ restoration structure for the heavy metal polluted site, the pore-forming and high-pressure rotary spraying device is utilized to perform multiple high-pressure grouting (high-molecular nano-pore composite material) on the polluted site, so that the stabilizer can fully react with heavy metal pollutants to form a stable substance, and the leaching concentration of the heavy metal is ensured to be within an allowable range; the device focuses on in-situ treatment, and the problem of secondary pollution caused by ex-situ treatment is solved; usable polymer nanopore combined material solidifies the stabilization to polluting soil, also can form the heavy metal barrier layer and the water barrier of certain thickness simultaneously in the bottom with all around, and the repair efficiency is high, strengthens the repair effect, is difficult for causing secondary pollution.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below. It should be apparent that the drawings in the following description are merely exemplary, and that other embodiments can be derived from the drawings provided by those of ordinary skill in the art without inventive effort.
The structure, ratio, size and the like shown in the present specification are only used for matching with the content disclosed in the specification, so as to be known and read by people familiar with the technology, and are not used for limiting the limit conditions which can be implemented by the present invention, so that the present invention has no technical essential significance, and any structure modification, ratio relationship change or size adjustment should still fall within the scope which can be covered by the technical content disclosed by the present invention without affecting the efficacy and the achievable purpose of the present invention.
Fig. 1 is a structural diagram of an in-situ remediation structure for a heavy metal contaminated site according to some embodiments of the present invention.
In the figure: 1. the device comprises a spray head, 2 a rotary spray solidification body, 3 a spray grouting pipe, 4 a drilling machine, 5 a high-pressure slurry pump, 6 an air compressor, 7 a high-pressure clean water pump, 8 a water tank, 9 a stirrer, 10 and a storage bin.
Detailed Description
The present invention is described in terms of specific embodiments, and other advantages and benefits of the present invention will become apparent to those skilled in the art from the following disclosure. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example 1
As shown in fig. 1, an in-situ remediation structure for a heavy metal contaminated site in this embodiment includes a hole forming system, a pressurization system, a feeding system and a grouting system, the feeding system is communicated with the grouting system, and the hole forming system, the pressurization system and the grouting system perform multiple times of high-pressure grouting on the contaminated site.
The technical effect that this embodiment reaches does: according to the in-situ restoration structure for the heavy metal polluted site, the pore-forming and high-pressure rotary spraying device is utilized to perform multiple times of high-pressure grouting on the polluted site to obtain the high-molecular nano-pore composite material, so that the stabilizer can fully react with heavy metal pollutants to form stable substances, and the leaching concentration of the heavy metal is ensured to be within an allowable range; the device focuses on in-situ treatment, and the problem of secondary pollution caused by ex-situ treatment is solved; usable polymer nanopore combined material solidifies the stabilization to polluting soil, also can form the heavy metal barrier layer and the water barrier of certain thickness simultaneously in the bottom with all around, and the repair efficiency is high, strengthens the repair effect, is difficult for causing secondary pollution.
Example 2
As shown in fig. 1, the in-situ remediation structure for a heavy metal contaminated site in this embodiment includes all the technical features of embodiment 1, and besides, the slurry discharged by the grouting system is a polymer nano-pore composite material.
The beneficial effects in this embodiment are: by using the polymer nano-pore composite material, the stabilizer can fully react with heavy metal pollutants to form a stable substance, so that the leaching concentration of the heavy metal is ensured to be within an allowable range.
Example 3
As shown in fig. 1, the in-situ repairing structure for heavy metal contaminated sites in this embodiment includes all the technical features of embodiment 2, in addition, the feeding system includes a bin 10, a water tank 8, a slurry storage tank and a stirrer 9, the water tank 8 and the bin 10 are both communicated with a feeding port of the stirrer 9, and a discharging port of the stirrer 9 is communicated with the slurry storage tank.
Optionally, the grouting system comprises a high-pressure slurry pump 5, a high-pressure clean water pump 7, a jet grouting pipe 3 and a nozzle 1, the nozzle 1 is arranged at the lower end of the jet grouting pipe 3, an adapter is arranged at the upper end of the jet grouting pipe 3, the high-pressure slurry pump 5 and the high-pressure clean water pump 7 are communicated with the adapter respectively, and the slurry storage tank is communicated with the high-pressure slurry pump 5 through a pipeline.
Optionally, the grouting system further comprises a rotameter.
Optionally, the pore-forming system comprises a drilling machine 4 and a casing, the drilling machine 4 is connected with the casing, and the casing is sleeved on the injection grouting pipe 3.
Optionally, the pressurizing system comprises an air compressor 6, and the air compressor 6 is connected with an adapter at the upper end of the injection grouting pipe 3 through a pipeline.
The beneficial effects in this embodiment are: the uniform mixing of grouting materials is realized through the stock bin 10, the water tank 8, the slurry storage tank and the stirrer 9, and the grouting efficiency is improved through the high-pressure slurry pump 5; the high-pressure clean water pump 7 is arranged, so that the fluidity of grouting is enhanced; by arranging the air compressor 6, sufficient pressure is provided for the construction process.
Example 4
As shown in fig. 1, the in-situ remediation structure for a heavy metal contaminated site in the embodiment includes all the technical features of embodiment 3, and in addition, further includes a tripod and a winch, the winch is disposed at the upper end of the tripod, and a rope of the winch is connected to an adapter at the upper end of the injection grouting pipe 3.
The beneficial effects in this embodiment are: through setting up tripod and hoist engine, realized better traction and supporting role.
Example 5
As shown in fig. 1, the in-situ remediation structure for a heavy metal contaminated site in this embodiment includes all the technical features of embodiment 4, in addition, the spray head 1 extends into the ground, and a barrier layer and a water barrier layer are formed around the end of the spray head 1 located below the ground.
Specifically, a rotary spray solidification body 2 is formed at the lower end of the spray head 1.
Although the invention has been described in detail with respect to the general description and the specific embodiments, it will be apparent to those skilled in the art that modifications and improvements can be made based on the invention. Therefore, such modifications and improvements are intended to be within the scope of the invention as claimed.
In the present specification, the terms "upper", "lower", "left", "right", "middle", and the like are used for the sake of clarity only, and are not intended to limit the scope of the present invention, and changes or adjustments of the relative relationship thereof are also considered to be the scope of the present invention without substantial changes in the technical content.
Claims (6)
1. The in-situ restoration structure for the heavy metal polluted site is characterized by comprising a hole forming system, a pressurizing system, a feeding system and a grouting system, wherein the feeding system is communicated with the grouting system, and the hole forming system, the pressurizing system and the grouting system perform multiple times of high-pressure grouting on the polluted site; the feeding system comprises a stock bin (10), a water tank (8), a slurry storage tank and a stirrer (9), wherein the water tank (8) and the stock bin (10) are both communicated with a feed inlet of the stirrer (9), and a discharge outlet of the stirrer (9) is communicated with the slurry storage tank; the grouting system comprises a high-pressure slurry pump (5), a high-pressure clean water pump (7), an injection grouting pipe (3) and a spray head (1), wherein the spray head (1) is arranged at the lower end of the injection grouting pipe (3), an adapter is arranged at the upper end of the injection grouting pipe (3), the high-pressure slurry pump (5) and the high-pressure clean water pump (7) are respectively communicated with the adapter, and a slurry storage pool is communicated with the high-pressure slurry pump (5) through a pipeline; the grouting system further comprises a rotor flow meter; the pore-forming system comprises a drilling machine (4) and a sleeve, wherein the drilling machine (4) is connected with the sleeve, and the sleeve is sleeved on the jet grouting pipe (3).
2. The in-situ remediation structure for a heavy metal contaminated site according to claim 1, wherein the slurry discharged by the grouting system is a polymer nanopore composite material.
3. The in-situ remediation structure for heavy metal contaminated sites according to claim 1, wherein the pressurization system comprises an air compressor (6), and the air compressor (6) is connected with the adapter at the upper end of the injection grouting pipe (3) through a pipeline.
4. The in-situ remediation structure for a heavy metal contaminated site as claimed in claim 3, further comprising a tripod and a winch, wherein the winch is arranged at the upper end of the tripod, and a rope of the winch is connected with the adaptor at the upper end of the injection grouting pipe (3).
5. The in-situ remediation structure for a heavy metal contaminated site according to claim 1, wherein the spray head (1) extends below ground.
6. The in-situ remediation structure for a heavy metal contaminated site according to claim 5, wherein the sprinkler (1) is formed with a barrier layer and a water barrier layer around the end portion located under the ground.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022511167.8U CN214184584U (en) | 2020-11-03 | 2020-11-03 | A normal position restoration structure for heavy metal pollution place |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022511167.8U CN214184584U (en) | 2020-11-03 | 2020-11-03 | A normal position restoration structure for heavy metal pollution place |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN214184584U true CN214184584U (en) | 2021-09-14 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202022511167.8U Active CN214184584U (en) | 2020-11-03 | 2020-11-03 | A normal position restoration structure for heavy metal pollution place |
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|---|---|
| CN (1) | CN214184584U (en) |
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