CN210121611U - Injection system for in-situ remediation of soil and underground water - Google Patents
Injection system for in-situ remediation of soil and underground water Download PDFInfo
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- CN210121611U CN210121611U CN201920360900.5U CN201920360900U CN210121611U CN 210121611 U CN210121611 U CN 210121611U CN 201920360900 U CN201920360900 U CN 201920360900U CN 210121611 U CN210121611 U CN 210121611U
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Abstract
The embodiment of the utility model provides an injection system for in-situ remediation of soil and underground water, which comprises a box body, a medicament storage tank, an injection unit and a power unit; the injection unit includes: a plurality of injection pumps and a medicament main pipeline are positioned in the box body; the power unit includes: an air compressor, an air storage tank and a gas transmission pipeline which are positioned in the box body. The embodiment of the utility model provides a be used for prosthetic injection system of soil and groundwater normal position can pour into the restoration medicament in the medicament storage jar into the injection well through the injection pump to make the restoration medicament use the injection well to spread to the underground environment around as the center, in order to realize restoring medicament and underground pollutant contact and take place chemistry, biological reaction, finally reach the purpose of getting rid of the pollutant or reducing pollutant concentration.
Description
Technical Field
The utility model relates to a soil and groundwater restoration technical field especially relate to a be used for prosthetic injection system of soil and groundwater normal position.
Background
The in-situ remediation technologies such as in-situ chemical oxidation-reduction remediation technology, in-situ biological remediation technology and the like have the advantages of no need of excavating soil, no damage to overground structures and underground soil layer structures, no need of treating excavated polluted soil and the like, become main application technologies in the soil and underground water remediation industry in recent years, and are suitable for remediation of moved sites and sites of production enterprises. The method comprises the steps of feeding fluid such as chemical remediation agents or biological agents into an injection well through equipment, pipelines and the like in a pressure or self-flowing mode in an in-situ injection mode, so that the fluid is diffused towards the surrounding underground environment by taking the injection well as the center, the fluid is contacted with underground pollutants and undergoes chemical and biological reactions, and finally the purpose of removing the pollutants or reducing the concentration of the pollutants is achieved.
SUMMERY OF THE UTILITY MODEL
An object of the embodiment of the utility model is to provide an injection system for soil and groundwater normal position are restoreed. The specific technical scheme is as follows:
1. an injection system for in situ remediation of soil and groundwater comprising:
the device comprises a box body, a medicament storage tank, an injection unit and a power unit;
the medicament storage tank is arranged in the box body, and the upper part of the medicament storage tank is provided with a solid medicament adding port and a liquid medicament adding port; a repairing agent outlet is arranged at the lower part of the agent storage tank; a stirrer is arranged inside the medicament storage tank and connected with the stirrer;
the injection unit includes: a plurality of injection pumps and a medicament main pipeline are positioned in the box body;
the main medicament pipeline is connected with a repair medicament outlet of the medicament storage tank; the feed inlet of each injection pump is connected with the main medicament pipeline through a branch pipeline in front of the pump; the discharge hole of each injection pump is connected with a pump rear pipeline;
a main pipeline control valve is arranged at a repaired medicament outlet of the medicament storage tank; a branch pipeline control valve is arranged on each pump front branch pipeline; a flow meter and a pressure gauge are arranged on a rear pipeline of each pump;
the power unit includes: an air compressor, an air storage tank and a gas transmission pipeline which are positioned in the box body;
the air compressor is connected with the air storage tank and used for providing compressed air into the air storage tank; the air transmission pipeline is respectively connected with the air storage tank and the air inlet of each injection pump and is used for providing compressed air in the air storage tank for the injection pump to be used as a power source of the injection pump.
In some embodiments of the present invention, the injection well further comprises a cross-shaped connection port for connecting with a wellhead of the injection well; the cross connection port comprises a first interface and a second interface which are used for injecting medicaments into the injection well; the third interface is used for being communicated with the injection well, and the fourth interface is used for releasing pressure; the first interface and the second interface are respectively provided with a tail end control valve; and a pressure relief valve is arranged at the fourth interface.
The utility model discloses an in some embodiments, first interface and second interface still are provided with a mouthful manometer.
In some embodiments of the invention, the number of infusion pumps is 3-6.
In some embodiments of the present invention, the gas transmission pipeline comprises a gas transmission main pipeline and a plurality of gas transmission branch pipelines connected with the gas transmission main pipeline; the gas transmission main pipeline is connected with a gas storage tank; each gas transmission branch pipeline is connected with a gas inlet of the injection pump; and a branch gas control valve is arranged on each gas transmission branch pipeline.
In some embodiments of the present invention, a main gas control valve is disposed on the main gas pipeline.
The utility model discloses an in some embodiments, still including being located the PLC controller of box, the PLC controller is used for controlling the start-up or the stop of air compressor, mixer and injection pump.
In some embodiments of the present invention, the main drug pipeline is further provided with a residual liquid discharge port, and the residual liquid discharge port is provided with a residual liquid control valve for controlling the opening or closing of the residual liquid discharge port.
In some embodiments of the present invention, the box wall of the box body is provided with a plurality of pipeline outlets; the pump rear pipeline passes through the pipeline to be connected with the outlet, so that one end of the pump rear pipeline is positioned outside the box body.
In some embodiments of the present invention, the wall of the box body is made of a double-layer metal material, and a heat insulating material is sandwiched between the two layers.
The embodiment of the utility model provides a be used for prosthetic injection system of soil and groundwater normal position can pour into the restoration medicament in the medicament storage jar into the injection well through the injection pump to make the restoration medicament use the injection well as the center to the diffusion of surrounding underground environment, in order to realize restoring medicament and underground pollutant contact and take place chemical reaction, biology, finally reach the purpose of getting rid of the pollutant or reducing pollutant concentration.
Furthermore, in the technical scheme of the utility model, a branch pipeline control valve is arranged on each pump front branch pipeline corresponding to each injection pump, and a flowmeter and a pressure gauge are arranged on each pump rear branch pipeline; the independent control of each injection pump is realized and is not interfered with each other.
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 is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to these drawings without creative efforts.
FIG. 1 is a front view of an injection system for in situ remediation of soil and groundwater provided by the present invention;
FIG. 2 is a top view of the injection system for in situ remediation of soil and groundwater provided by the present invention;
figure 3 is a front view of the cruciform attachment port.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. 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.
The embodiment of the utility model provides an injection system for soil and groundwater normal position is restoreed, see fig. 1-2 and show, can include:
the device comprises a box body 1, a medicament storage tank 2, an injection unit and a power unit;
the medicament storage tank 2 is arranged in the box body 1, and the upper part of the medicament storage tank 2 is provided with a solid medicament adding port 3 and a liquid medicament adding port 6; a repairing agent outlet 8 is arranged at the lower part of the agent storage tank 2; a stirrer 7 is arranged inside the medicament storage tank;
the injection unit includes: a plurality of infusion pumps 11 and a main drug line 91 located in the tank;
the main medicament pipeline 91 is connected with the repair medicament outlet 8 of the medicament storage tank 2; the feed inlet of each injection pump 11 is connected with a main medicament pipeline 91 through a pump front branch pipeline 92; the discharge port of each injection pump 11 is connected with a pump rear branch pipeline 93;
a main pipeline control valve 9 is arranged at the position of a repairing medicament outlet 8 of the medicament storage tank 2; a branch pipe control valve 10 is arranged on each pump front branch pipe 92; a flow meter 13 and a pressure gauge 14 are arranged on each pump rear pipeline 93;
the power unit includes: an air compressor 16, an air storage tank 17 and an air transmission pipeline which are positioned in the box body 1;
the air compressor 16 is connected with an air storage tank 17 and is used for providing compressed air into the air storage tank 17; the air pipe is respectively connected with the air storage tank 17 and the air inlet of each injection pump 11 and is used for supplying the compressed air in the air storage tank 17 to the injection pump 11 to be used as a power source of the injection pump 11.
The utility model discloses an among the concrete implementation, injection unit and the relevant device of power pack in the box 1, for example injection pump, gas holder, compressor etc. all can adopt miniature equipment to make the area of box 1 less than 2m2(ii) a Thereby the injection system of the utility model has the advantages of small occupied area and convenient movement. In a specific implementation, the injection pump may be a pneumatic pump, such as a pneumatic diaphragm pump.
Furthermore, the injection system is not influenced by the scale of site repair engineering, can be used in sites with large and small scales, and can be used for in-situ repair by selecting one or more injection systems according to the size of the site; moreover, because the mobile terminal is convenient to move, one field is used up and can be transported to another field for reuse, and the reuse rate is high.
In addition, in the specific implementation process, different types of medicaments can be added into the medicament storage tank 2 through the solid medicament adding port 3 and the liquid medicament adding port 6, and are uniformly mixed under the stirring of the stirrer 7. The stirrer 7 can be connected with the stirrer 5; under the drive of the stirrer 5, the stirring and mixing functions are realized. In one embodiment, the blender 5 may be secured to the top of the agent storage tank 2 via a flange 4. The repair agent stirred uniformly can enter the agent main line 91 through the repair agent outlet 8. Therefore, the utility model provides an injection system is applicable to the injection of multiple medicament different forms such as oxidation medicament, reduction medicament, biological medicament, and the system compatibility is good.
In practice, one injection pump 11 is in communication with one injection well; and a filling pump 11 equipped with a control valve 10, a flow meter 13 and a pressure gauge 14; the well, the pump, the meter and the valve are connected in a one-to-one manner, so that the accurate control of single-well medicament injection can be realized. In a specific implementation process, a flow regulating valve 12 may be further disposed on the pump rear pipeline 93.
In some embodiments of the present invention, as shown in fig. 3, the injection system of the present invention further comprises a cross connection port 21 for connecting with a wellhead of an injection well; the cross connection port 21 comprises a first interface 211 and a second interface 212 for injecting medicament into the injection well; the third interface is used for being communicated with the injection well, and the fourth interface is used for releasing pressure; the first connector 211 and the second connector 212 are respectively provided with a terminal control valve 22; a pressure relief valve 24 is provided at the fourth interface. By arranging the first interface and the second interface, two medicaments which cannot be mixed in advance can be simultaneously injected into the injection well; meanwhile, the pressure release valve 24 can avoid the release of overlarge pressure everywhere, and the safety in use is ensured. In a specific implementation process, the first interface 211 and the second interface 212 are further respectively provided with a wellhead pressure gauge and a wellhead pressure gauge 23. The pressure gauge 14 and the wellhead pressure gauge 23 record the pressure when the medicament is output and the pressure when the medicament is injected underground at the same time, and the influence range of the medicament under the ground can be preliminarily known according to the parameters and the geological conditions. The utility model discloses a cross connector can adopt a cross four-way pipe fitting to realize.
In some embodiments of the present invention, the number of infusion pumps is 3-6; for example, each injection system may include 5 injection pumps.
In some embodiments of the present invention, the gas transmission pipeline includes a gas transmission main pipeline 181 and a plurality of gas transmission branch pipelines 182 connected thereto; the gas transmission main pipeline 181 is connected with the gas storage tank 17; each gas delivery branch line 182 is connected to the gas inlet of the injection pump 11; a branch gas control valve 18 is arranged on each gas transmission branch pipeline.
In some embodiments of the present invention, the injection system further comprises a PLC controller located in the tank, the PLC controller being configured to control the air compressor 16, the blender 5, and the injection pump 11 to start or stop. In the specific implementation process, the PLC controller may be installed in an electric control cabinet 15 in the box body 1, and the PLC controller may be electrically connected to the air compressor 16, the stirrer 5, and the injection pump 11 to implement the control function thereof.
In some embodiments of the present invention, a main gas control valve is disposed on the main gas pipeline.
In some embodiments of the present invention, the main drug pipeline 91 is further provided with a residual liquid discharge port 19, and a residual liquid control valve is disposed at the residual liquid discharge port 19 for controlling the opening or closing of the residual liquid discharge port 19. In the specific implementation process, the residual liquid discharge port 19 can be arranged at one end of the main medicament pipeline 91 and is mainly used for discharging residual liquid after the medicament is used, so that the residual liquid is prevented from being mixed with the subsequent newly-configured medicament to influence the medicament property, and the residual liquid is prevented from being frozen and bursting the pipeline in winter.
In some embodiments of the present invention, the box wall of the box body 1 is provided with a plurality of pipeline outlets; a pump rear manifold 93 extends through the manifold to the outlet so that one end is outside the tank. In a specific implementation process, one end of the pump rear pipeline extending out of the box body can be connected with one end of a sectional pipeline outside the box body; the other end of the segmented pipeline is connected with an injection wellhead.
When adopting the utility model to provide an injection system carries out soil or groundwater and restores, can be connected injection well and pump rear branch pipeline 93 through one section segmentation pipeline to the realization passes through the injection pump with the restoration medicament in the medicament holding vessel, carries in the injection well.
In the present invention, the term "plurality" may mean two or more, for example, 4, 5, 6 or more. In one embodiment, a charge pump 11 may correspond to a pre-pump branch line 92, a post-pump branch line 93, a gas delivery branch line 182, and a line outlet.
In some embodiments of the present invention, the wellhead of the injection well is connected with the cross-connection port 21, and one end of the segmented pipeline can be connected with the first interface 211 or the second interface 212.
In some embodiments of the present invention, the wall of the box body is made of a double-layer metal material, and a heat insulating material is sandwiched between the two layers. In addition, heating equipment can be flexibly placed in the box body according to needs.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
All the embodiments in the present specification are described in a related manner, and the same and similar parts among the embodiments may be referred to each other, and each embodiment focuses on the differences from the other embodiments. In particular, for the system embodiment, since it is substantially similar to the method embodiment, the description is simple, and for the relevant points, reference may be made to the partial description of the method embodiment.
The above description is only a preferred embodiment of the present invention, and is not intended to limit the scope of the present invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention shall fall within the protection scope of the present invention.
Claims (10)
1. An injection system for in situ remediation of soil and groundwater, comprising:
the device comprises a box body, a medicament storage tank, an injection unit and a power unit;
the medicament storage tank is arranged in the box body, and the upper part of the medicament storage tank is provided with a solid medicament adding port and a liquid medicament adding port; a repairing agent outlet is arranged at the lower part of the agent storage tank; a stirrer is arranged inside the medicament storage tank and connected with the stirrer;
the injection unit includes: a plurality of injection pumps and a medicament main pipeline are positioned in the box body;
the main medicament pipeline is connected with a repair medicament outlet of the medicament storage tank; the feed inlet of each injection pump is connected with the main medicament pipeline through a branch pipeline in front of the pump; the discharge hole of each injection pump is connected with a pump rear pipeline;
a main pipeline control valve is arranged at a repaired medicament outlet of the medicament storage tank; a branch pipeline control valve is arranged on each pump front branch pipeline; a flow meter and a pressure gauge are arranged on a rear pipeline of each pump;
the power unit includes: an air compressor, an air storage tank and a gas transmission pipeline which are positioned in the box body;
the air compressor is connected with the air storage tank and used for providing compressed air into the air storage tank; the air transmission pipeline is respectively connected with the air storage tank and the air inlet of each injection pump and is used for providing compressed air in the air storage tank for the injection pump to be used as a power source of the injection pump.
2. The injection system of claim 1, further comprising an oldham connection for connection to a wellhead of an injection well; the cross connection port comprises a first interface and a second interface which are used for injecting medicaments into the injection well; the third interface is used for being communicated with the injection well, and the fourth interface is used for releasing pressure; the first interface and the second interface are respectively provided with a tail end control valve; and a pressure relief valve is arranged at the fourth interface.
3. The infusion system of claim 2, wherein the first and second ports are further provided with port pressure gauges.
4. An infusion system according to any of claims 1-3, wherein the number of infusion pumps is 3-6.
5. The injection system of any of claims 1-3, wherein the gas delivery conduit comprises a gas delivery main conduit and a plurality of gas delivery branch conduits connected thereto; the gas transmission main pipeline is connected with a gas storage tank; each gas transmission branch pipeline is connected with a gas inlet of the injection pump; and a branch gas control valve is arranged on each gas transmission branch pipeline.
6. The injection system of claim 5, wherein a main gas main control valve is disposed on the gas transmission main line.
7. The injection system of any one of claims 1 to 3, further comprising a PLC controller located within the tank for controlling the start or stop of the air compressor, blender and injection pump.
8. The injection system according to any one of claims 1 to 3, wherein the main chemical agent pipeline is further provided with a raffinate discharge port, and a raffinate control valve is provided at the raffinate discharge port for controlling opening or closing of the raffinate discharge port.
9. Injection system according to any one of claims 1-3, characterised in that the tank wall of the tank is provided with a plurality of line connection outlets; the pump rear pipeline passes through the pipeline to be connected with the outlet, so that one end of the pump rear pipeline is positioned outside the box body.
10. Injection system according to any one of claims 1 to 3, characterised in that the walls of the tank are made of a double layer of metal with insulating material interposed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920360900.5U CN210121611U (en) | 2019-03-20 | 2019-03-20 | Injection system for in-situ remediation of soil and underground water |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920360900.5U CN210121611U (en) | 2019-03-20 | 2019-03-20 | Injection system for in-situ remediation of soil and underground water |
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| CN210121611U true CN210121611U (en) | 2020-03-03 |
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| CN201920360900.5U Active CN210121611U (en) | 2019-03-20 | 2019-03-20 | Injection system for in-situ remediation of soil and underground water |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109967507A (en) * | 2019-03-20 | 2019-07-05 | 博川环境修复（北京）有限公司 | A kind of injected system for soil and underground water in-situ immobilization |
-
2019
- 2019-03-20 CN CN201920360900.5U patent/CN210121611U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109967507A (en) * | 2019-03-20 | 2019-07-05 | 博川环境修复（北京）有限公司 | A kind of injected system for soil and underground water in-situ immobilization |
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