CN214348601U - Medicament injection packer capable of accurately removing peculiar smell substances in pesticide pollution site - Google Patents
Medicament injection packer capable of accurately removing peculiar smell substances in pesticide pollution site Download PDFInfo
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- CN214348601U CN214348601U CN202022995837.8U CN202022995837U CN214348601U CN 214348601 U CN214348601 U CN 214348601U CN 202022995837 U CN202022995837 U CN 202022995837U CN 214348601 U CN214348601 U CN 214348601U
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Abstract
The utility model provides a can realize that pesticide pollutes accurate medicament of cleaing away of place peculiar smell material and pours into packer into, including center tube, fixed head, seal cover and slip head, the fixed head is fixed and is formed sealedly on the outer wall of center tube, is equipped with the injection port on the fixed head, and the slip headgear forms slidable sealing connection on the outer wall of center tube, and the seal cover is made for having elasticity and expandable material, and seal cover parcel center tube, its both ends form airtight connection through screw thread and fixed head and slip head respectively. Put the predetermined depth position of annotating the medicine well under two packers, then to the seal cover pressurization of two packers, can keep apart out a notes medicine region from upper and lower two sides, then, the medicament in the medicament jar is carried in the notes medicine well through the injection pump to by the downthehole discharge of foraminiferous pipe, can form accurate injection.
Description
Technical Field
The utility model relates to an original position underground injection restoration medicament technique in the environment restoration field.
Background
In recent years, in the field of environmental remediation, in-situ underground injection remediation agent technology is widely applied, such as in-situ chemical oxidation/reduction technology, enhanced in-situ bioremediation technology and the like, and the technology mainly achieves the purpose of degrading pollutants in soil and underground by injecting remediation agents (oxidant/reductant/microbial inoculum/microbial nutrient solution and the like) into the underground.
The method has the advantages that accurate injection is carried out on the stratum polluted by a specific depth, the utilization efficiency of the oxidant is improved, the dosage of the medicament is reduced, the repair cost is reduced, and fine repair is carried out, so that the method is a development direction of the polluted site repair industry. In order to inject the agent into the ground within a certain period of time, a certain injection pressure is usually applied, in this case, the agent is easily transported along the dominant channel (injection well and high permeability stratum), so that the agent cannot be transported to the seriously polluted 'focus' area, which not only affects the repairing effect, but also causes the agent waste and increases the repairing cost and time.
SUMMERY OF THE UTILITY MODEL
To above problem, the utility model provides a can realize pesticide contaminated site peculiar smell accurate medicament injection packer who clears away of material, its purpose improves the injection effect, improves the repair efficiency, reduces the repair cost, realizes becoming more meticulous the restoration.
In order to achieve the above object, the utility model adopts the following technical scheme:
the utility model provides a can realize that pesticide pollutes accurate medicament of cleaing away of place peculiar smell material and pours into packer into, a serial communication port, including center tube, fixed head, seal cover and slip head, the fixed head is fixed and is formed sealedly on the outer wall of center tube, is equipped with the injection port on the fixed head, and the slip headgear forms slidable sealing connection on the outer wall of center tube, and the seal cover is for having elasticity and expandable material and make, and seal cover parcel center tube, its both ends form airtight connection through screw thread and fixed head and slip head respectively.
The packer is injected with the medicament capable of accurately removing the peculiar smell substances in the pesticide pollution site, wherein the sealing sleeve is a steel wire reinforced rubber film.
The packer is injected with the medicament capable of accurately removing the peculiar smell substances in the pesticide pollution site, wherein at least two packers are arranged, the central pipe of the packer positioned at the top is upwards connected with a well pipe of the pesticide injection pipe, the central pipe of the packer positioned at the bottom is downwards connected with the well pipe of the pesticide injection pipe, and the central pipes of two adjacent packers are connected in series through a perforated pipe.
The agent injection packer capable of accurately removing the peculiar smell substances in the pesticide pollution site is characterized in that the two ends of the central pipe are provided with threaded inner threads for being connected with a well pipe of a pesticide injection well or forming series connection of a plurality of packers.
The packer is injected with the medicament capable of accurately removing the peculiar smell substances in the pesticide pollution site, wherein the sealing sleeves of two adjacent packers are connected in series through a communicating pipe.
The packer is injected with the medicament capable of accurately removing the peculiar smell substances in the pesticide pollution site, wherein an injection port on a fixing head of a sealing sleeve of the uppermost packer is connected with one end of a pressurizing pipe, and the other end of the pressurizing pipe is connected with a pressure source.
The medicament injection packer capable of accurately removing the peculiar smell substances in the pesticide pollution site is characterized in that a valve, a pressure gauge and a flowmeter are arranged on the pressurizing pipe.
The medicament injection packer capable of accurately removing the peculiar smell substances in the pesticide pollution site is characterized in that the pressure source is pressure gas or pressure liquid.
Compared with the prior art, the utility model discloses the beneficial effect who has is: put the predetermined depth position of annotating the medicine well under two packers, then to the seal cover pressurization of two packers, can keep apart out a notes medicine region from upper and lower two sides, then, the medicament in the medicament jar is carried in the notes medicine well through the injection pump to by the downthehole discharge of foraminiferous pipe, can form accurate injection.
Drawings
FIG. 1 is a schematic illustration of an unpressurized packer configuration;
FIG. 2 is a schematic of the packer after pressurization;
FIG. 3 is a schematic view of an injection port of a packer;
FIG. 4 is a schematic diagram of the delivery of a chemical agent for accurately removing odorous substances from a pesticide-contaminated site by using a packer;
FIG. 5 is a schematic illustration of the use of a packer to create precise delivery of multiple layers of agents;
fig. 6 is a schematic view of the overall connection structure of the present invention.
Description of reference numerals: a packer 1; a central tube 11; a fixed head 12; an injection port 121; a sealing sleeve 13; a slider 14; a perforated tube 21; the communicating tube 22; a pressurizing pipe 23; a pressure source 24; a valve 25; a pressure gauge 26; a flow meter 27; a well pipe 3; a medicine tank 31; a drug injection pump 32; contaminating the formation a.
Detailed Description
As shown in fig. 1, 2, and 3, the utility model provides a packer 1, including center tube 11, fixed head 12, seal cover 13 and sliding head 14, center tube 11, fixed head 12 and sliding head 14 are stainless steel, fixed head 12 is fixed and is formed sealedly on the outer wall of center tube 11, be equipped with injection port 121 (standard external screw thread port) on fixed head 12, sliding head 14 (using rubber seal) cover forms slidable sealing connection on the outer wall of center tube 11, seal cover 13 is steel wire reinforced rubber membrane, has good corrosion resistance, seal cover 13 wraps up center tube 11, its both ends form airtight connection with fixed head 12 and sliding head 14 through the screw thread respectively;
when the interior of the sealing sleeve 13 is in a normal pressure state, the shape of the packer 1 is shown in figure 1, and the sealing sleeve 13 is in an elongated shape so as to be conveniently lowered to a preset depth position of a chemical injection well along with the central pipe 11; as shown in fig. 2 and 6, when a pressure device is used to inject gas or liquid into the sealing sleeve 13 through the injection port 121 on the fixed head 12 to form a pressurized state, the sealing sleeve 13 is pressed to radially bulge and form a short and thick shape, so as to form a tight fit with the drilled hole or the crack to block the medicament from passing through, and at this time, the sliding head 14 moves towards the fixed head 12 to adapt to the radial expansion of the sealing sleeve 13.
Wherein, the both ends of the central tube 11 are provided with thread inner wires so as to connect the well pipes 3 of the injection well or form a series connection of a plurality of packers 1.
As shown in fig. 4, which is a schematic diagram of medicament delivery for accurately removing odor substances in a pesticide-contaminated site by using the packers 1, a perforated pipe 21 is connected between central pipes 11 of the two packers 1 (the length of the perforated pipe 21 depends on the depth of the contaminated stratum a), then the two packers 1 are lowered to a predetermined depth position of a medicament injection well, then the sealing sleeves 13 of the two packers 1 are pressurized, and a medicament injection area (corresponding to the position of the contaminated stratum a) can be isolated from the upper and lower sides by the two packers 1.
When pressurizing, two pressurizing pipes can be used for pressurizing two packers 1 respectively, and a communicating pipe 22 (as shown in fig. 6) can be used for communicating the sliding head 14 of the upper packer 1 with the fixed head 12 of the lower packer 1, namely, only one pressurizing pipe 23 is used for pressurizing two packers 1 simultaneously.
As shown in fig. 5, according to actual requirements, more than three packers 1 can be installed in a single injection well to isolate different injection areas and realize discrete injection in multiple depth areas, at this time, the central pipe 11 of the uppermost packer 1 is connected to the well pipe 3 of the injection pipe upwards, the central pipe 11 of the lowermost packer 1 is connected to the well pipe 3 of the injection pipe downwards, and the central pipes 11 of two adjacent packers 1 are connected in series by the perforated pipe 21. The technical scheme is simple and convenient to operate, can avoid additional well construction, and reduces the well construction cost.
As shown in fig. 6 again, it is the utility model discloses the overall connection structure sketch map, the center tube 11 of a plurality of packers 1 forms the series connection through foraminiferous pipe 21, the seal cover 13 of a plurality of packers 1 uses communicating pipe 22 to form the series connection, the one end of forcing pipe 23 is connected to injection port 121 on the fixed head 12 of the seal cover 13 of the packer 1 of the top, the pressure source 24 is connected to the other end of forcing pipe 23, and be equipped with the inflation regulator (for example by valve 25, manometer 26 and flowmeter 27 constitution) on forcing pipe 23 to the pressure of gas inflation/liquid in the accurate control packer 1. The pressure source 24 is a pressure gas (e.g., carbon dioxide or an inert gas, typically nitrogen) or a pressure liquid (e.g., water).
After the packer 1 has made an effective seal, the medicament in the medicament tank 31 is delivered to the injection well by the injection pump 32 and discharged from the bore of the perforated tube 21 to form a precise injection.
The foregoing description is intended to be illustrative rather than limiting, and it will be appreciated by those skilled in the art that many modifications, variations or equivalents may be made without departing from the spirit and scope of the invention as defined in the appended claims.
Claims (8)
1. The utility model provides a can realize that pesticide pollutes accurate medicament of cleaing away of place peculiar smell material and pours into packer into, a serial communication port, including center tube, fixed head, seal cover and slip head, the fixed head is fixed and is formed sealedly on the outer wall of center tube, is equipped with the injection port on the fixed head, and the slip headgear forms slidable sealing connection on the outer wall of center tube, and the seal cover is for having elasticity and expandable material and make, and seal cover parcel center tube, its both ends form airtight connection through screw thread and fixed head and slip head respectively.
2. The pesticide injection packer capable of accurately removing the odor substances in the pesticide pollution site as claimed in claim 1, wherein the sealing sleeve is a steel wire reinforced rubber membrane.
3. The packer for injecting the chemical agent capable of achieving the accurate removal of the odor substances in the pesticide-contaminated site according to claim 1, wherein the packer comprises at least two packers, the central tube of the packer positioned at the uppermost position is upwardly connected with the well pipe of the pesticide injection pipe, the central tube of the packer positioned at the lowermost position is downwardly connected with the well pipe of the pesticide injection pipe, and the central tubes of two adjacent packers are connected in series through a perforated pipe.
4. The packer for injecting the chemical agent capable of achieving the accurate removal of the odor substances in the pesticide-contaminated site is characterized in that two ends of a central pipe are provided with threaded inner threads which are used for being connected with a well pipe of a pesticide injection well or forming a series connection of a plurality of packers.
5. The pesticide injection packer capable of accurately removing the odor substances in the pesticide pollution site as claimed in claim 3, wherein the sealing sleeves of two adjacent packers are connected in series through a communicating pipe.
6. The packer for injecting the chemical agent capable of accurately removing the odor substances in the pesticide-polluted site is characterized in that an injection port on a fixing head of a sealing sleeve of the uppermost packer is connected with one end of a pressurizing pipe, and the other end of the pressurizing pipe is connected with a pressure source.
7. The chemical injection packer capable of accurately removing the odor substances in the pesticide-contaminated site as claimed in claim 6, wherein a valve, a pressure gauge and a flow meter are provided on the pressure pipe.
8. The chemical injection packer capable of achieving accurate removal of the odor substances in the pesticide pollution site as claimed in claim 6, wherein the pressure source is a pressure gas or a pressure liquid.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022995837.8U CN214348601U (en) | 2020-12-14 | 2020-12-14 | Medicament injection packer capable of accurately removing peculiar smell substances in pesticide pollution site |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022995837.8U CN214348601U (en) | 2020-12-14 | 2020-12-14 | Medicament injection packer capable of accurately removing peculiar smell substances in pesticide pollution site |
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| Publication Number | Publication Date |
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| CN214348601U true CN214348601U (en) | 2021-10-08 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202022995837.8U Active CN214348601U (en) | 2020-12-14 | 2020-12-14 | Medicament injection packer capable of accurately removing peculiar smell substances in pesticide pollution site |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112718831A (en) * | 2020-12-14 | 2021-04-30 | 中科鼎实环境工程有限公司 | Medicament injection packer capable of accurately removing peculiar smell substances in pesticide pollution site |
| CN115213213A (en) * | 2022-09-20 | 2022-10-21 | 山西龙腾汇景园林股份有限公司 | Ecological environment prosthetic devices |
-
2020
- 2020-12-14 CN CN202022995837.8U patent/CN214348601U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112718831A (en) * | 2020-12-14 | 2021-04-30 | 中科鼎实环境工程有限公司 | Medicament injection packer capable of accurately removing peculiar smell substances in pesticide pollution site |
| CN115213213A (en) * | 2022-09-20 | 2022-10-21 | 山西龙腾汇景园林股份有限公司 | Ecological environment prosthetic devices |
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