CN214639067U - Be used for prosthetic prefabricated injection well of soil and groundwater - Google Patents
Be used for prosthetic prefabricated injection well of soil and groundwater Download PDFInfo
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- CN214639067U CN214639067U CN202120467157.0U CN202120467157U CN214639067U CN 214639067 U CN214639067 U CN 214639067U CN 202120467157 U CN202120467157 U CN 202120467157U CN 214639067 U CN214639067 U CN 214639067U
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- quartz sand
- soil
- pipe
- layer
- injection well
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- 238000002347 injection Methods 0.000 title claims abstract description 34
- 239000007924 injection Substances 0.000 title claims abstract description 34
- 239000002689 soil Substances 0.000 title claims abstract description 20
- 239000003673 groundwater Substances 0.000 title claims abstract description 11
- 239000006004 Quartz sand Substances 0.000 claims abstract description 31
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 31
- 239000004927 clay Substances 0.000 claims abstract description 30
- 238000005273 aeration Methods 0.000 claims abstract description 24
- 230000007246 mechanism Effects 0.000 claims abstract description 16
- 238000005067 remediation Methods 0.000 claims abstract description 13
- 238000005276 aerator Methods 0.000 claims abstract description 12
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 6
- 230000009471 action Effects 0.000 claims description 3
- 238000009434 installation Methods 0.000 abstract 1
- 238000000034 method Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 239000000243 solution Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000003153 chemical reaction reagent Substances 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 239000003344 environmental pollutant Substances 0.000 description 1
- 238000001125 extrusion Methods 0.000 description 1
- 238000011065 in-situ storage Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 231100000719 pollutant Toxicity 0.000 description 1
- 239000002352 surface water Substances 0.000 description 1
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Abstract
The utility model discloses a prefabricated injection well for soil and groundwater remediation, which belongs to the field of prefabricated injection wells for soil and groundwater remediation; a prefabricated injection well for soil and underground water remediation comprises a net cage, a lower clay layer, a quartz sand layer, an upper clay layer, an injection pipe, an aeration pipe and a centering mechanism; the lower clay layer, the quartz sand layer and the upper clay layer are respectively filled in the mesh cage, and the aerator pipe is buried in the quartz sand layer, so that the protection of the aerator pipe and the injection pipe is realized; the side surface and the lower end surface of the net cage are provided with meshes, so that the aeration pipe is protected, and meanwhile, the injection can flow into soil from the aeration pipe; through installation centering mechanism in the cylinder mould, realize centering fixed to the aeration pipe for the parcel protection aeration pipe that quartz sand can be better.
Description
Technical Field
The utility model belongs to soil and groundwater remediation's prefabricated injection well field, concretely relates to be used for soil and groundwater remediation's prefabricated injection well.
Background
Compared with environment media such as atmosphere, surface water and the like, soil and underground water have the characteristics of concealment, heterogeneity and the like, and bring a problem for pollution remediation of the soil and the underground water, in-situ reagent injection can be used for site treatment in a targeted manner according to specific distribution and site characteristics of pollutants, and is one of common methods for soil and underground water remediation.
SUMMERY OF THE UTILITY MODEL
To prior art's not enough, this disclosed aim at provides a prefabricated injection well for soil and groundwater is restoreed, has solved among the prior art prefabricated well and has taken place the deformation problem easily after sinking underground.
The purpose of the disclosure can be realized by the following technical scheme:
a prefabricated injection well for soil and underground water remediation comprises a net cage and is characterized in that the upper end of the net cage is open, and a plurality of meshes are formed in the side surface and the bottom surface of the net cage;
further, the bottom of the mesh cage is filled with clay to form a lower clay layer, the upper end of the lower clay layer is filled with quartz sand to form a quartz sand layer, and the upper end of the quartz sand layer is filled with clay to form an upper clay layer;
furthermore, an aeration pipe is wrapped in the quartz sand layer, the upper end of the aeration pipe is connected with an injection pipe, and the injection pipe penetrates through the upper clay layer.
Furthermore, a centering mechanism is installed in the mesh cage, the centering mechanism is located in the quartz sand layer, and the centering mechanism is used for centering and fixing the aerator pipe.
Furthermore, the centering mechanism comprises a support frame, a yielding hole is formed in the center of the support frame, the support frame comprises a plurality of support plates, the support plates are uniformly distributed in the circumferential position of the yielding hole, and the end parts of the support plates are fixedly connected with the inner surface of the mesh cage;
Furthermore, each supporting plate is provided with a sliding chute, one end of each sliding chute extends to the position yielding hole, and the other end of each sliding chute is provided with a baffle; each sliding groove is internally and slidably connected with a sliding block; the slider with install the spring between the baffle, the one end of spring and the side fixed connection of slider, the other end and the side fixed connection of baffle, under the elastic force effect of spring, the slider has to let the trend of a hole department motion.
Further, an inclined plane is arranged on the sliding block.
The beneficial effect of this disclosure: the aeration head is wrapped in the quartz sand, and the clay is filled in the upper and lower directions of the aeration head, so that the prefabricated injection well is not easy to deform after being sunk underground, and the construction success rate of the prefabricated injection well is improved.
Drawings
In order to more clearly illustrate the embodiments or technical solutions in the prior art of the present disclosure, the drawings used in the description of the embodiments or prior art will be briefly described below, and it is obvious for those skilled in the art that other drawings can be obtained based on these drawings without creative efforts.
FIG. 1 is a schematic overall structure diagram of an embodiment of the present disclosure;
FIG. 2 is a schematic structural view of a centering mechanism of an embodiment of the present disclosure;
FIG. 3 is a schematic view of a support stand configuration according to an embodiment of the present disclosure;
FIG. 4 is a schematic diagram of a slider structure according to an embodiment of the disclosure.
Detailed Description
The technical solutions in the embodiments of the present disclosure will be clearly and completely described below with reference to the drawings in the embodiments of the present disclosure, and it is obvious that the described embodiments are only a part of the embodiments of the present disclosure, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments disclosed herein without making any creative effort, shall fall within the protection scope of the present disclosure.
As shown in fig. 1, the prefabricated injection well for soil and groundwater remediation comprises a net cage 3, wherein the upper end of the net cage 3 is open, and the lower end and the side surface of the net cage are provided with a plurality of meshes; the bottom of the net cage 3 is filled with clay to form a lower clay layer 6, the upper end of the lower clay layer 6 is filled with quartz sand to form a quartz sand layer 5, and the upper end of the quartz sand layer 5 is filled with clay to form an upper clay layer 4;
the quartz sand layer 5 is internally wrapped with the aeration pipe 2, the upper end of the aeration pipe 2 is connected with the injection pipe 1, and the injection pipe 1 penetrates through the quartz sand layer 5 and the upper clay layer 4, so that the aeration pipe 2 and the injection pipe 1 are protected;
In the embodiment, the bottom of the mesh cage 3 is filled with a clay layer to form a lower clay layer 6, a proper amount of quartz sand is poured, the aeration pipe 2 and the injection pipe 1 are connected in advance and placed in the quartz sand, and the quartz sand is filled again to ensure that the aeration pipe 2 is completely buried in the quartz sand layer 5, so that the injection in the injection pipe 1 can enter the soil while the aeration pipe 2 is protected; the upper end of the quartz sand layer 5 is filled with clay until the upper end of the quartz sand layer is flush with the upper end of the mesh cage 3, so that the injection tube 1 is protected; in the whole process of filling clay, the clay is tamped, and the protection effect on the injection tube 1 is ensured.
As shown in fig. 1, a centering mechanism 7 is installed in the mesh cage 3, the centering mechanism 7 is located in the quartz sand layer 5, and the centering mechanism 7 is used for positioning and fixing the aerator pipe 2, so that the aerator pipe 2 can be located at the center of the mesh cage 3, and the quartz sand can better wrap and protect the aerator pipe 2;
as shown in fig. 2, the centering mechanism 7 includes a support frame 71, as shown in fig. 3, a yielding hole 711 is formed in the center of the support frame 71, the aeration pipe 2 passes through the yielding hole 711, the support frame 71 includes a plurality of support plates 712, the support plates 712 are uniformly distributed at the circumferential position of the yielding hole 711, and the end portions of the support plates 712 are fixedly connected with the inner surface of the netpen 3, so that the support frame 71 is fixedly connected with the netpen 3;
As shown in fig. 3, each support plate 712 is provided with a sliding slot 713, one end of the sliding slot 713 extends to the abdicating hole 711, and the other end is provided with a baffle 714; each sliding slot 713 is internally and slidably connected with a sliding block 73, as shown in fig. 4, the lower end part of each sliding block 73 is provided with a boss 731, and the boss 731 is matched with the sliding slot 713;
as shown in fig. 2, a spring 72 is installed between the slider 73 and the baffle 714, one end of the spring 72 is fixedly connected with the side surface of the slider 73, and the other end is fixedly connected with the side surface of the baffle 714, and under the elastic force of the spring 72, the slider 73 tends to move towards the abdicating hole 711;
as shown in fig. 4, the slide blocks 73 are provided with inclined planes 732, the plurality of slide blocks 73 are respectively close to the abdicating holes 711 under the action of the springs 72, and in the process that the aeration pipe 2 is inserted into the abdicating holes 711 from the top down, the aeration pipe 2 is firstly contacted with the inclined planes 732 and generates extrusion force, so that the plurality of slide blocks 73 respectively slide towards the direction away from the abdicating holes 711, and thus the aeration pipe 2 passes through the abdicating holes 711, and the aeration pipe 2 is clamped and centered under the action of the elastic force of the springs 72 of the slide blocks 73.
The working principle is as follows:
the lower clay layer 6, the quartz sand layer 5 and the upper clay layer 4 are respectively filled in the net cage 3, and the aerator pipe 2 is buried in the quartz sand layer 5, so that the aerator pipe 2 and the injection pipe 1 are protected; the side surface and the lower end surface of the net cage 3 are provided with meshes, so that the aeration pipe 2 is protected, and meanwhile, the injection can flow into the soil from the aeration pipe 2; the centering mechanism 7 is arranged in the net cage 3 to realize centering fixation of the aerator pipe 2, so that the quartz sand 5 can better wrap the aerator pipe 2 to protect the aerator pipe 2.
In the description herein, references to the description of "one embodiment," "an example," "a specific example" or the like are intended to mean that a particular feature, structure, material, or characteristic described in connection with the embodiment or example is included in at least one embodiment or example of the invention. In this specification, the schematic representations of the terms used above do not necessarily refer to the same embodiment or example. Furthermore, the particular features, structures, materials, or characteristics described may be combined in any suitable manner in any one or more embodiments or examples.
The foregoing shows and describes the general principles, essential features, and advantages of the invention. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed.
Claims (4)
1. A prefabricated injection well for soil and underground water remediation comprises a net cage (3), and is characterized in that the upper end of the net cage (3) is open, and a plurality of meshes are formed in the side surface and the bottom surface of the net cage (3);
The bottom of the net cage (3) is filled with clay to form a lower clay layer (6), the upper end of the lower clay layer (6) is filled with quartz sand to form a quartz sand layer (5), and the upper end of the quartz sand layer (5) is filled with clay to form an upper clay layer (4);
the quartz sand layer (5) is internally wrapped with an aeration pipe (2), the upper end of the aeration pipe (2) is connected with an injection pipe (1), and the injection pipe (1) penetrates through the upper clay layer (4).
2. A prefabricated injection well for soil and groundwater remediation according to claim 1, characterized in that a centering mechanism (7) is installed in the netpen (3), the centering mechanism (7) is located in the quartz sand layer (5), and the centering mechanism (7) is used for centering and fixing the aerator pipe (2).
3. The prefabricated injection well for soil and groundwater remediation as claimed in claim 2, wherein the centering mechanism (7) comprises a support frame (71), an abdicating hole (711) is formed in the center of the support frame (71), the support frame (71) comprises a plurality of support plates (712), the plurality of support plates (712) are uniformly distributed at the circumferential position of the abdicating hole (711), and the end portions of the support plates (712) are fixedly connected with the inner surface of the netpen (3);
each supporting plate (712) is provided with a sliding groove (713), one end of each sliding groove (713) extends to the position of the corresponding abdicating hole (711), and the other end of each sliding groove (713) is provided with a baffle (714); a sliding block (73) is connected in each sliding groove 713 in a sliding manner; slider (73) with install spring (72) between baffle (714), the one end of spring (72) and the side fixed connection of slider (73), the side fixed connection of the other end and baffle (714), under the spring action of spring (72), slider (73) have to the trend of stepping down hole (711) department motion.
4. A prepared injection well for soil and groundwater remediation according to claim 3, wherein the skid (73) is provided with a ramp (732).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120467157.0U CN214639067U (en) | 2021-03-03 | 2021-03-03 | Be used for prosthetic prefabricated injection well of soil and groundwater |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202120467157.0U CN214639067U (en) | 2021-03-03 | 2021-03-03 | Be used for prosthetic prefabricated injection well of soil and groundwater |
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|---|---|
| CN214639067U true CN214639067U (en) | 2021-11-09 |
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| CN202120467157.0U Active CN214639067U (en) | 2021-03-03 | 2021-03-03 | Be used for prosthetic prefabricated injection well of soil and groundwater |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115156273A (en) * | 2022-06-29 | 2022-10-11 | 中科鼎实环境工程有限公司 | Well Construction Method for Determining Depth and Precise Heating Electrode Wells |
-
2021
- 2021-03-03 CN CN202120467157.0U patent/CN214639067U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115156273A (en) * | 2022-06-29 | 2022-10-11 | 中科鼎实环境工程有限公司 | Well Construction Method for Determining Depth and Precise Heating Electrode Wells |
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