CN215696759U - Injection equipment for in-situ remediation of soil with different pollution depths - Google Patents
Injection equipment for in-situ remediation of soil with different pollution depths Download PDFInfo
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- CN215696759U CN215696759U CN202121362859.9U CN202121362859U CN215696759U CN 215696759 U CN215696759 U CN 215696759U CN 202121362859 U CN202121362859 U CN 202121362859U CN 215696759 U CN215696759 U CN 215696759U
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Abstract
The utility model discloses injection equipment for in-situ remediation of soil with different pollution depths, which comprises an upper-layer pesticide injection pipe assembly, a lower-layer pesticide injection pipe assembly, a connecting assembly, a blocking device, an upper sieve pipe and a lower sieve pipe, wherein one end of the upper solid pipe is connected with the connecting assembly, the other end of the upper solid pipe is connected with one end of the upper sieve pipe, the other end of the upper sieve pipe is connected with one end of the lower solid pipe, the other end of the lower solid pipe is connected with the lower sieve pipe, the blocking device is installed in the lower solid pipe, the connecting assembly is sleeved on the lower-layer pesticide injection pipe assembly, the lower-layer pesticide injection pipe assembly penetrates through the blocking device to be communicated with the lower sieve pipe, and the upper-layer pesticide injection pipe assembly is arranged on the side wall of the upper solid pipe and is communicated with the upper sieve pipe.
Description
Technical Field
The utility model relates to the technical field of soil improvement equipment, in particular to injection equipment for in-situ remediation of soil with different pollution depths.
Background
The soil not only provides mechanical support capability for plant growth, but also provides fertility factors such as water, fertilizer, gas, heat and the like required by the plant growth and development. In recent years, as the population is rapidly increased and the industry is rapidly developed, solid wastes are continuously piled and dumped to the surface of soil, harmful wastewater continuously permeates into the soil, and harmful gas and floating dust in the atmosphere continuously fall into the soil along with rainwater, so that the soil pollution is caused. Soil is a basic resource for human survival and is an important foundation for agricultural development, and China is a country with more cultivated land and less land for one person and with serious soil pollution, so that the adoption of effective measures for preventing and treating soil pollution has extremely important significance for reasonably utilizing the soil, protecting the health of people and improving the life quality of people.
In view of the current soil pollution situation, the in-situ chemical oxidation-reduction technology is one of the common methods for soil pollution remediation, wherein the injection equipment is an important means for the application and implementation of the technology. Current injection equipment is typically a single depth injection well that continuously screens over a range of contamination depths to inject remediation agents into the soil by pressurization. Because various strata lithologies possibly exist in the pollution depth range and have different permeability, and because the applied pressure is the same, the selective permeation inevitably causes the difference phenomenon of different stratum repairing effects; in addition, the pollution concentration is different in the pollution depth range, and the uniform injection of the medicines can cause the secondary pollution condition caused by the waste of the medicines or the excessive medicines.
SUMMERY OF THE UTILITY MODEL
Therefore, the present invention provides an injection apparatus for in-situ remediation of soil with different pollution depths, so as to solve the above problems in the prior art.
In order to achieve the above purpose, the utility model provides the following technical scheme:
according to a first aspect of the utility model, the injection equipment for in-situ remediation of soil with different pollution depths comprises an upper pesticide injection pipe assembly, a lower pesticide injection pipe assembly, a connecting assembly, a blocking device, an upper sieve pipe and a lower sieve pipe, wherein one end of the upper solid pipe is connected with the connecting assembly, the other end of the upper solid pipe is connected with one end of the upper sieve pipe, the other end of the upper sieve pipe is connected with one end of the lower solid pipe, the other end of the lower solid pipe is connected with the lower sieve pipe, the blocking device is installed in the lower solid pipe, the connecting assembly is sleeved on the lower pesticide injection pipe assembly, the lower pesticide injection pipe assembly penetrates through the blocking device to be communicated with the lower sieve pipe, the upper pesticide injection pipe assembly is arranged on the side wall of the upper solid pipe, and the upper pesticide injection pipe assembly is communicated with the upper sieve pipe.
Further, upper drug injection pipe subassembly includes first upper drug injection pipe and second upper drug injection pipe, and the one end of second upper drug injection pipe is passed through the elbow and is connected with first upper drug injection pipe, and the other end of second upper drug injection pipe is connected and second upper drug injection pipe and upper portion screen pipe intercommunication with the lateral wall of the real pipe in upper portion.
Further, lower floor's injection pipe subassembly includes first lower floor's injection pipe and second lower floor's injection pipe, and first lower floor's injection pipe can dismantle with second lower floor's injection pipe and be connected, and coupling assembling cover is established in the junction of first lower floor's injection pipe and second lower floor's injection pipe, and the separation ware cover is established on lower floor's injection pipe.
Furthermore, the connecting assembly comprises a first flange plate and a second flange plate, the first flange plate is connected with the second flange plate through bolts, the first flange plate is sleeved at the joint of the first lower-layer injection pipe and the second lower-layer injection pipe, and the upper solid pipe is detachably connected with the second flange plate.
Further, the blocking device comprises a rubber ring, and the rubber ring is sleeved on the second lower-layer medicine injection pipe.
Further, the barrier device also comprises a steel plate which is arranged in the lower solid tube and sleeved on the second lower drug injection tube.
Further, still include first pressure gauge, be connected with first pressure gauge on the lateral wall of first upper strata injection pipe.
Furthermore, the device also comprises a second pressure gauge, and the side wall of the first lower-layer injection pipe is connected with the second pressure gauge.
Furthermore, the upper-layer medicine injection pipe assembly further comprises a reducing tee joint, the reducing tee joint is sleeved on the upper solid pipe, and the second upper-layer medicine injection pipe is connected with the upper solid pipe through the reducing tee joint.
Further, the quantity of steel sheet has a plurality ofly, and the both sides of rubber circle all are provided with the steel sheet.
The utility model has the following advantages: can restore the medicament separation with the soil that upper injection pipe subassembly poured into through setting up of separation ware in upper sieve tube, the soil that lower floor injection pipe subassembly poured into restores the medicament and directly pours into the sieve tube of lower part into, and then realized that the soil of the different degree of depth can inject the soil of different concentrations and restore the medicament and also can exert different pressure according to actual conditions if the pollution degree is different according to actual conditions. Further, the phenomenon that due to the fact that lithology of various stratums possibly exists in a pollution depth range, permeability is different, selective permeation inevitably causes difference phenomenon of different stratum repairing effects due to the fact that applied pressure is the same, and pollution concentration is different in the pollution depth range, and the phenomenon that due to unified injection, secondary pollution caused by medicament waste or excessive medicament is possibly caused is avoided; in addition, the device realizes the layered chemical injection of the upper sieve tube and the lower sieve tube through the barrier, and realizes the purpose of the targeted treatment of different lithologies and different pollution concentrations.
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 structures, ratios, sizes, and the like shown in the present specification are only used for matching with the contents disclosed in the specification, so as to be understood and read by those skilled in the art, and are not used to limit the conditions that the present invention can be implemented, so that the present invention has no technical significance, and any structural modifications, changes in the ratio relationship, or adjustments of the sizes, without affecting the effects and the achievable by the present invention, should still fall within the range that the technical contents disclosed in the present invention can cover.
Fig. 1 is a schematic overall structure diagram of an injection apparatus for in-situ remediation of soil with different pollution depths according to some embodiments of the present invention.
Fig. 2 is a schematic structural diagram of a connection assembly of an injection device for in-situ remediation of soil with different pollution depths according to some embodiments of the present invention.
Fig. 3 is a partial view of an injection apparatus for in situ remediation of soil at different contamination depths according to some embodiments of the present invention.
In the figure: 1. the device comprises a first lower-layer injection pipe, a second upper-layer injection pipe, a connecting assembly, a first upper-layer injection pipe, a first pressure gauge, a second pressure gauge, a third pressure gauge, a reducing tee joint, a third pressure gauge, a fourth pressure gauge, a sixth pressure gauge, a fourth, a sixth pressure gauge, a fourth, a sixth pressure gauge, a fourth, a sixth pressure gauge, a sixth, a fourth, a sixth, a fourth, a sixth, a fourth, a sixth, a fourth, a sixth, a fourth, a sixth, a fourth, a sixth.
Detailed Description
The present invention is described in terms of particular embodiments, other advantages and features of the utility model will become apparent to those skilled in the art from the following disclosure, and it is to be understood that the described embodiments are merely exemplary of the utility model and that it is not intended to limit the utility model to the particular embodiments disclosed. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
As shown in fig. 1 to 3, in a first embodiment of the present invention, an injection apparatus for in-situ remediation of soil with different contamination depths includes an upper injection pipe assembly, a lower injection pipe assembly, a connection assembly 2, a blocking device 8, an upper sieve pipe 12 and a lower sieve pipe 13, wherein one end of the upper solid pipe 7 is connected to the connection assembly 2, the other end of the upper solid pipe 7 is connected to one end of the upper sieve pipe 12, the other end of the upper sieve pipe 12 is connected to one end of the lower solid pipe 14, the other end of the lower solid pipe 14 is connected to the lower sieve pipe 13, the blocking device 8 is installed in the lower solid pipe 14, the connection assembly 2 is sleeved on the lower injection pipe assembly, the lower injection pipe assembly passes through the blocking device 8 and is communicated with the lower sieve pipe 13, the upper injection pipe assembly is installed on a side wall of the upper solid pipe 7, and the upper injection pipe assembly is communicated with the upper sieve pipe 12.
In the above embodiment, it should be noted that, preferably, the upper injection pipe assembly may be a tee and an "L" shaped elbow, and the repairing agent enters the upper screen 12 through the "L" shaped elbow; then, the soil close to the ground is restored by pressurizing and screening; the lower injection pipe assembly can be a pipe which directly passes through the blocking device 8, repairing agents enter the lower sieve pipe 13 through the pipe, and then sudden repair far away from the ground is achieved through pressing and opening the sieve.
The upper layer drug injection pipe component can also comprise a first upper layer drug injection pipe 3 and a second upper layer drug injection pipe 17, and the first upper layer drug injection pipe 3 and the second upper layer drug injection pipe 17 are connected through an elbow.
The lower-layer medicine injection pipe component can also be a long pipe formed by splicing a plurality of short pipes.
The barrier 8 may consist of a single rubber ring 15; and the rubber ring can also be formed by arranging a steel plate 16 at the upper side and the lower side of the rubber ring 15 respectively.
Preferably, the upper solid pipe 7, the lower solid pipe 14, the upper screen 12 and the lower screen 13 are all cylindrical in shape and 63mm in diameter.
The technical effects achieved by the above embodiment are as follows: can restore the medicament separation in upper screen pipe 12 with the soil that upper strata injection pipe subassembly injected into through setting up of separation ware 8, the soil that lower floor injection pipe subassembly injected into restores the medicament and directly injects into lower part screen pipe 13, and then has realized that the soil of the different degree of depth can inject the soil of different concentrations and restore the medicament and also can exert different pressure according to actual conditions according to the degree of pollution difference according to actual conditions. Further, the phenomenon that due to the fact that lithology of various stratums possibly exists in a pollution depth range, permeability is different, selective permeation inevitably causes difference phenomenon of different stratum repairing effects due to the fact that applied pressure is the same, and pollution concentration is different in the pollution depth range, and the phenomenon that due to unified injection, secondary pollution caused by medicament waste or excessive medicament is possibly caused is avoided; in addition, the device realizes the layered chemical injection of the upper sieve tube 12 and the lower sieve tube 13 through the blocking device 8, and realizes the purpose of the targeted treatment of different lithologies and different pollution concentrations.
Alternatively, as shown in fig. 1, in some embodiments, the upper layer injection pipe assembly includes a first upper layer injection pipe 3 and a second upper layer injection pipe 17, one end of the second upper layer injection pipe 17 is connected to the first upper layer injection pipe 3 through an elbow, the other end of the second upper layer injection pipe 17 is connected to the side wall of the upper solid pipe 7, and the second upper layer injection pipe 17 is communicated with the upper screen 12.
In the above alternative embodiment, it should be noted that, preferably, the first upper layer injection pipe 3 and the second upper layer injection pipe 17 are both circular pipes, the diameters of the first upper layer injection pipe 3 and the second upper layer injection pipe 17 are both 20mm, and the bend is a 45-degree bend or a 90-degree bend, etc.
The beneficial effects of the above alternative embodiment are: the one end through second upper injection pipe 17 passes through the setting that elbow and first upper injection pipe 3 are connected for this equipment is when using in the screen pipe 12 of upper portion when injecting soil restoration medicament into repair medicament and get into in upper portion screen pipe 12 more convenient and set up upper screen pipe subassembly like this and can realize random dismantlement, has increased the convenience of carrying.
Optionally, as shown in fig. 1, in some embodiments, the lower layer drug injection tube assembly includes a first lower layer drug injection tube and a second lower layer drug injection tube 9, the first lower layer drug injection tube 1 is detachably connected to the second lower layer drug injection tube 9, the connection assembly 2 is sleeved at a joint of the first lower layer drug injection tube 1 and the second lower layer drug injection tube 9, and the blocking device 8 is sleeved on the lower layer drug injection tube.
In the above alternative embodiment, it should be noted that the first lower layer injection tube 1 and the second lower layer injection tube 9 are both round tubes and have diameters of 20 mm.
The beneficial effects of the above alternative embodiment are: can dismantle the setting of being connected through first lower floor's injection pipe 1 and second lower floor injection pipe 9 and make lower floor's injection pipe subassembly realize random dismantlement, further increase the convenience of carrying.
Optionally, as shown in fig. 1 and fig. 2, in some embodiments, the connecting assembly 2 includes a first flange 10 and a second flange 11, the first flange 10 and the second flange 11 are connected by bolts, the first flange 10 is sleeved on a joint between the first lower-layer injection tube 1 and the second lower-layer injection tube 9, and the upper solid tube 7 is detachably connected to the second flange 11.
In the above alternative embodiment, it should be noted that the upper solid pipe 7 is screwed to the second flange 11.
The beneficial effects of the above alternative embodiment are: the arrangement of the first flange plate 10 and the second flange plate 11 can ensure that the lower-layer medicine injection pipe component and the upper solid pipe 7 are reliably connected, thereby ensuring the use reliability of the equipment.
Optionally, as shown in fig. 1 and 3, in some embodiments, the blocking device 8 includes a rubber ring 15, and the rubber ring 15 is sleeved on the second lower layer injection tube 9.
In the above optional embodiment, it should be noted that the center of the rubber ring 15 is provided with a hole, the second lower layer injection tube 9 is inserted into the hole formed in the center of the rubber ring 15, the rubber ring 15 is circular, the maximum diameter of the rubber ring 15 is equal to the inner diameter of the lower solid tube 14, and the diameter of the hole formed in the center of the rubber ring 15 is equal to the outer diameter of the second lower layer injection tube 9.
The beneficial effects of the above alternative embodiment are: the rubber ring 15 can effectively block the soil remediation agent in the upper sieve tube 12 and prevent the soil remediation agent in the upper sieve tube 12 from entering the lower sieve tube 13.
Optionally, as shown in fig. 1 and 3, in some embodiments, the blocking device 8 further includes a steel plate 16, the steel plate 16 is installed in the lower solid pipe 14, and the steel plate 16 is sleeved on the second lower drug injection pipe 9.
In the above alternative embodiment, it should be noted that a circular hole is formed in the center of the steel plate 16, the steel plate 16 is circular, the maximum diameter of the steel plate 16 is equal to the inner diameter of the lower solid tube 14, and the diameter of the hole formed in the center of the steel plate 16 is equal to the outer diameter of the second lower-layer injection tube 9.
The beneficial effects of the above alternative embodiment are: the soil remediation agent within the upper screen 12 is further blocked off by the steel plate 16, preventing the soil remediation agent within the upper screen 12 from entering the lower screen 13.
Optionally, as shown in fig. 1, in some embodiments, a first pressure gauge 4 is further included, and the first pressure gauge 4 is connected to a side wall of the first upper layer injection pipe 3.
In the above alternative embodiment, it should be noted that the first pressure gauge 4 can be directly mounted on the first upper injection tube 3 by screwing.
The beneficial effects of the above alternative embodiment are: but injection pressure when the upper injection pipe subassembly pours into the restoration medicament into through the setting of first pressure gauge 4 real time monitoring, and then avoid injection pressure too big this equipment that leads to of this equipment to receive the damage, still can avoid 8 breakages of separation ware to appear.
Optionally, as shown in fig. 1, in some embodiments, a second pressure gauge 5 is further included, and the second pressure gauge 5 is connected to the sidewall of the first lower layer injection pipe 1.
In the above alternative embodiment, it should be noted that the second pressure gauge 5 can be directly mounted on the first lower injection tube 1 by screwing.
The beneficial effects of the above alternative embodiment are: but injection pressure when the injection pipe subassembly of real time monitoring lower floor injects the restoration medicament through the setting of second pressure gauge 5, and then avoids injection pressure too big this equipment that leads to of this equipment to receive the damage, still can avoid 8 breakings of separation ware to appear, guarantees 8 stability of separation ware.
Optionally, as shown in fig. 1, in some embodiments, the upper layer drug injection tube assembly further includes a reducing tee 6, the reducing tee 6 is sleeved on the upper solid tube 7, and the second upper layer drug injection tube 17 is connected to the upper solid tube 7 through the reducing tee 6.
In the above optional embodiment, it should be noted that the reducing tee 6 can be directly sleeved on the upper solid pipe 7 by interference fit, a hole is formed in the side wall of the upper solid pipe 7, and the port of the reducing tee 6 connected with the second upper layer injection pipe 17 is just communicated with the hole formed in the side wall of the upper solid pipe 7.
The beneficial effects of the above alternative embodiment are: the reliability of the equipment can be further ensured by the arrangement of the reducing tee 6.
Alternatively, as shown in fig. 1 and 3, in some embodiments, there are a plurality of steel plates 16, and the steel plates 16 are disposed on both sides of the rubber ring 15.
In the above alternative embodiment, it should be noted that, specifically, the number of the steel plates 16 is two, and two steel plates 16 are respectively disposed on two sides of the rubber ring 15.
Although the utility model has been described in detail above with reference to a general description and specific examples, it will be apparent to one skilled in the art that modifications or improvements may be made thereto based on the utility model. Accordingly, such modifications and improvements are intended to be within the scope of the utility model as claimed.
In the present specification, the terms "upper", "lower", "left", "right", "middle", and the like are used for clarity of description, and are not intended to limit the scope of the present invention, and changes or modifications in the relative relationship may be made without substantial changes in the technical content.
Claims (10)
1. The utility model provides an injection equipment that is used for different pollution degree of depth soil normal position to restore, its characterized in that, including upper strata injection pipe subassembly, lower floor injection pipe subassembly, coupling assembling (2), separation ware (8), upper portion screen pipe (12) and lower part screen pipe (13), the one end of the real pipe in upper portion (7) with coupling assembling (2) are connected, the other end of the real pipe in upper portion (7) with the one end of upper portion screen pipe (12) is connected, the other end of upper portion screen pipe (12) with the one end of the real pipe in lower part (14) is connected, the other end of the real pipe in lower part (14) is connected with lower part screen pipe (13), separation ware (8) install in the real pipe in lower part (14), coupling assembling (2) cover is established on the injection pipe subassembly of lower floor and the injection pipe subassembly of lower floor passes separation ware (8) with lower part screen pipe (13) intercommunication, the upper-layer pesticide injection pipe assembly is arranged on the side wall of the upper solid pipe (7) and communicated with the upper sieve pipe (12).
2. The injection equipment for in-situ remediation of soil with different pollution depths according to claim 1, wherein the upper layer injection pipe assembly comprises a first upper layer injection pipe (3) and a second upper layer injection pipe (17), one end of the second upper layer injection pipe (17) is connected with the first upper layer injection pipe (3) through an elbow, the other end of the second upper layer injection pipe (17) is connected with the side wall of the upper solid pipe (7), and the second upper layer injection pipe (17) is communicated with the upper sieve pipe (12).
3. The injection device for soil in-situ remediation of different contaminated depths according to claim 1, wherein the lower-layer injection pipe assembly comprises a first lower-layer injection pipe and a second lower-layer injection pipe (9), the first lower-layer injection pipe (1) and the second lower-layer injection pipe (9) are detachably connected, the connection assembly (2) is sleeved at the joint of the first lower-layer injection pipe (1) and the second lower-layer injection pipe (9), and the barrier (8) is sleeved on the lower-layer injection pipe.
4. The injection device for soil in-situ remediation according to claim 3, wherein the connecting assembly (2) comprises a first flange plate (10) and a second flange plate (11), the first flange plate (10) is connected with the second flange plate (11) through bolts, the first flange plate (10) is sleeved at the joint of the first lower-layer injection pipe (1) and the second lower-layer injection pipe (9), and the upper solid pipe (7) is detachably connected with the second flange plate (11).
5. The injection device for in-situ remediation of soil with different pollution depths as claimed in claim 3, wherein the blocking device (8) comprises a rubber ring (15), and the rubber ring (15) is sleeved on the second lower-layer injection pipe (9).
6. The injection equipment for in-situ remediation of soil with different pollution depths as claimed in claim 5, wherein said barrier (8) further comprises a steel plate (16), said steel plate (16) is installed inside said lower solid pipe (14) and said steel plate (16) is sleeved on said second lower injection pipe (9).
7. The injection equipment for in-situ remediation of soil with different pollution depths according to claim 2, further comprising a first pressure gauge (4), wherein the first pressure gauge (4) is connected to the side wall of the first upper-layer injection pipe (3).
8. The injection equipment for in-situ remediation of soil with different pollution depths according to claim 3, further comprising a second pressure gauge (5), wherein the second pressure gauge (5) is connected to the side wall of the first lower-layer injection pipe (1).
9. The injection equipment for in-situ remediation of soil with different pollution depths as claimed in claim 2, wherein the upper layer injection pipe assembly further comprises a reducing tee (6), the reducing tee (6) is sleeved on the upper portion solid pipe (7) and the second upper layer injection pipe (17) is connected with the upper portion solid pipe (7) through the reducing tee (6).
10. The injection equipment for in-situ remediation of soil with different pollution depths according to claim 6, wherein the number of the steel plates (16) is multiple, and the steel plates (16) are arranged on both sides of the rubber ring (15).
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121362859.9U CN215696759U (en) | 2021-06-18 | 2021-06-18 | Injection equipment for in-situ remediation of soil with different pollution depths |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202121362859.9U CN215696759U (en) | 2021-06-18 | 2021-06-18 | Injection equipment for in-situ remediation of soil with different pollution depths |
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| CN215696759U true CN215696759U (en) | 2022-02-01 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115159600A (en) * | 2022-08-19 | 2022-10-11 | 辽宁大禹防水工程有限公司 | Barrier and multi-depth agent injection method in soil and underground water remediation process |
-
2021
- 2021-06-18 CN CN202121362859.9U patent/CN215696759U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115159600A (en) * | 2022-08-19 | 2022-10-11 | 辽宁大禹防水工程有限公司 | Barrier and multi-depth agent injection method in soil and underground water remediation process |
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