CN220248060U - Hot extrusion paraffin removal device for self-injection shale oil well - Google Patents
Hot extrusion paraffin removal device for self-injection shale oil well Download PDFInfo
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- CN220248060U CN220248060U CN202322018153.6U CN202322018153U CN220248060U CN 220248060 U CN220248060 U CN 220248060U CN 202322018153 U CN202322018153 U CN 202322018153U CN 220248060 U CN220248060 U CN 220248060U
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- 239000012188 paraffin wax Substances 0.000 title claims abstract description 31
- 238000002347 injection Methods 0.000 title claims abstract description 27
- 239000007924 injection Substances 0.000 title claims abstract description 27
- 238000001192 hot extrusion Methods 0.000 title claims abstract description 26
- 239000003079 shale oil Substances 0.000 title claims abstract description 26
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims abstract description 104
- 238000003860 storage Methods 0.000 claims abstract description 21
- 238000007664 blowing Methods 0.000 claims abstract description 7
- 238000011144 upstream manufacturing Methods 0.000 claims abstract description 5
- 239000003814 drug Substances 0.000 claims description 14
- 239000001993 wax Substances 0.000 claims description 11
- YCKRFDGAMUMZLT-UHFFFAOYSA-N Fluorine atom Chemical compound [F] YCKRFDGAMUMZLT-UHFFFAOYSA-N 0.000 claims description 4
- 229910052731 fluorine Inorganic materials 0.000 claims description 4
- 239000011737 fluorine Substances 0.000 claims description 4
- 238000004519 manufacturing process Methods 0.000 claims description 2
- 239000007788 liquid Substances 0.000 abstract description 5
- 241000191291 Abies alba Species 0.000 abstract description 3
- 238000011065 in-situ storage Methods 0.000 abstract description 3
- 239000002699 waste material Substances 0.000 abstract description 3
- 239000000126 substance Substances 0.000 abstract 2
- 230000000694 effects Effects 0.000 description 6
- 239000003795 chemical substances by application Substances 0.000 description 3
- 230000010485 coping Effects 0.000 description 2
- 230000008021 deposition Effects 0.000 description 2
- 238000005406 washing Methods 0.000 description 2
- 229910000831 Steel Inorganic materials 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004140 cleaning Methods 0.000 description 1
- 238000005260 corrosion Methods 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 238000006073 displacement reaction Methods 0.000 description 1
- 238000000605 extraction Methods 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000001105 regulatory effect Effects 0.000 description 1
- 238000007789 sealing Methods 0.000 description 1
- 239000000243 solution Substances 0.000 description 1
- 239000010959 steel Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Landscapes
- Cleaning By Liquid Or Steam (AREA)
Abstract
The utility model discloses a self-injection shale oil well hot extrusion paraffin removal device, which comprises a hot water furnace, wherein an air pipeline is arranged at the upstream of the hot water furnace, a water path circulating pump and a water storage tank are arranged at the downstream of the hot water furnace, a low-pressure water delivery pipeline is arranged at the downstream of the water storage tank, a first low-pressure branch and a second low-pressure branch are arranged at the tail end of the low-pressure water delivery pipeline, a plunger pump is arranged at the downstream of the first low-pressure branch, the plunger pump is connected with a christmas tree through a high-pressure water injection pipeline, and a chemical feeding pump and a chemical barrel are arranged at the downstream of the second low-pressure branch. The water heater of the self-blowing shale oil well hot extrusion paraffin removal device uses associated gas of a shaft produced liquid as energy, so that the cost is further reduced, the associated gas is consumed in situ, and waste is changed into valuable. The water heater is connected with the water storage tank by the water path circulating pump, so that the water temperature can be kept in a high-temperature state for a long time.
Description
Technical Field
The utility model relates to an oil extraction tool, in particular to a hot extrusion paraffin removal device for a self-injection shale oil well.
Background
After shale oil self-injection well enters the later stage of self-injection, along with the reduction of self-injection energy, the liquid amount and the liquid temperature are reduced, so that well wax deposition is easily caused, and the well yield is seriously affected after the well wax deposition is to a certain degree. The wire rope paraffin removal device that traditional self-blowing well used has certain safety problem to the condition that the paraffin removal device blocks unable to propose in the pit shaft easily takes place, thereby influences production. In addition, the traditional hot oil car is expensive in hot washing wax removal and has high labor intensity.
Disclosure of Invention
Based on the above, it is necessary to provide a self-injection shale oil well hot extrusion paraffin removal device.
In order to solve the technical problems, the utility model adopts the following technical scheme:
a self-blowing shale oil well hot extrusion paraffin removal device is characterized in that the self-blowing shale oil well hot extrusion paraffin removal device comprises a hot water furnace, an air passage pipeline is arranged at the upstream of the hot water furnace, a water passage circulating pump and a water storage tank are arranged at the downstream of the hot water furnace, a low-pressure water delivery pipeline is arranged at the downstream of the water storage tank, a first low-pressure branch and a second low-pressure branch are arranged at the tail end of the low-pressure water delivery pipeline,
a plunger pump is arranged at the downstream of the first low-pressure branch, the plunger pump is connected with a christmas tree through a high-pressure water injection pipeline,
and a dosing pump and a medicament barrel are arranged at the downstream of the second low-pressure branch.
As a preferred embodiment of the present utility model, the water heater includes a first outlet and a second outlet, the water storage tank includes a first inlet and a second inlet, the first outlet is connected to the first inlet, the second outlet is connected to the inlet of the waterway circulation pump, and the outlet of the waterway circulation pump is connected to the second inlet through a waterway circulation pipe.
As a preferred embodiment of the utility model, the gas circuit pipeline is connected with the water heater through a flange, the water heater is connected with the water circuit circulating pump through a flange, the water circuit circulating pump is connected with the water circuit circulating pipeline through a flange, the water circuit circulating pipeline is connected with the water storage tank through a flange, the water heater is connected with the water circuit circulating pipeline through a flange, the medicament barrel is connected with the medicament adding pump through screw threads, the medicament adding pump is connected with the low-pressure water feeding pipeline through a flange, the low-pressure water feeding pipeline is connected with the plunger pump through a flange, and the plunger pump is connected with the high-pressure water injection pipeline through a clamp.
As a preferred embodiment of the utility model, a detachable Y-shaped filter is arranged at the inlet of the plunger pump.
As a preferred embodiment of the utility model, the plunger pump is driven by an adjustable variable-frequency electric cabinet, and a plurality of fluorine rubber O-shaped rings are arranged on the plunger pump.
Compared with the prior art, the utility model has the following beneficial effects:
1. the self-injection shale oil well hot extrusion paraffin removal device is safe and reliable, does not have the risk of falling into the well by tools, and has better effect in coping with serious paraffin removal of a shaft.
2. The self-injection shale oil well hot extrusion paraffin removal device is cheaper in use cost, only needs one person to operate, does not need repeated connection of pipelines, and reduces labor intensity of workers;
3. the water heater of the self-blowing shale oil well hot extrusion paraffin removal device uses associated gas of a shaft produced liquid as energy, so that the cost is further reduced, the associated gas is consumed in situ, and waste is changed into valuable. The water heater is connected with the water storage tank by the water path circulating pump, so that the water temperature can be kept in a high-temperature state for a long time. The wax removing agent is mixed into the hot water through the dosing pump and is squeezed into the shaft together, so that the hot squeezing wax removing effect is further enhanced.
Drawings
In order to more clearly illustrate the solution of the present utility model, a brief description will be given below of the drawings required for the description of the embodiments, it being obvious that the drawings in the following description are some embodiments of the present utility model, and that other drawings may be obtained from these drawings without inventive effort for a person skilled in the art.
FIG. 1 is a schematic perspective view of a self-blown shale oil well hot extrusion paraffin removal device;
the labels in the figures are illustrated below: 1. an air path pipeline; 10. a high pressure water injection pipe; 11. a tree; 2. a water heating furnace; 21. a first outlet; 22. a second outlet; 3. a waterway circulating pump; 4. a waterway circulation pipe; 5. a water storage tank; 51. a first inlet; 52. a second inlet; 6. a medicament barrel; 7. a dosing pump; 8. a low pressure water supply pipe; 81. a first low-pressure branch; 82. a second low-pressure branch; 9. a plunger pump; 91. a Y-type filter.
Detailed Description
The preferred embodiments of the present utility model will be described in detail below with reference to the accompanying drawings so that the advantages and features of the present utility model can be more easily understood by those skilled in the art, thereby making clear and defining the scope of the present utility model.
As shown in fig. 1, the self-injection shale oil well hot extrusion paraffin removal device comprises a hot water furnace 2, wherein an air pipeline 1 is arranged at the upstream of the hot water furnace 2, a waterway circulating pump 3 and a water storage tank 5 are arranged at the downstream of the hot water furnace 2, a low-pressure water delivery pipeline 8 is arranged at the downstream of the water storage tank 5, a first low-pressure branch 81 and a second low-pressure branch 82 are arranged at the tail end of the low-pressure water delivery pipeline 8, a plunger pump 9 is arranged at the downstream of the first low-pressure branch 81, the plunger pump 9 is connected with a christmas tree 11 through a high-pressure water injection pipeline 10, and a dosing pump 7 and a medicament barrel 6 are arranged at the downstream of the second low-pressure branch 82.
In addition, the water heater 2 comprises a first outlet 21 and a second outlet 22, and the water storage tank 5 comprises a first inlet 51 and a second inlet 52. The first outlet 21 is connected to the first inlet 51, the second outlet 22 is connected to the inlet of the waterway circulation pump 3, and the outlet of the waterway circulation pump 3 is connected to the second inlet 52 through a waterway circulation pipe 4.
The gas path pipeline 1 is connected with the water heater 2 through a flange. The water heater 2 is connected with the waterway circulating pump 3 through a flange. The waterway circulating pump 3 is connected with the waterway circulating pipeline 4 through a flange.
The waterway circulation pipeline 4 is connected with the water storage tank 5 through a flange. The water heater 2 is connected with the waterway circulating pipeline 4 through a flange. The medicament barrel 6 is connected with the medicament adding pump 7 through screw threads. The dosing pump 7 is connected with a low-pressure water supply pipeline 8 through a flange.
The low-pressure water supply pipeline 8 is connected with the plunger pump 9 through a flange, and the plunger pump 9 is connected with the high-pressure water injection pipeline 10 through a clamp.
The working mode of the self-injection shale oil well hot extrusion paraffin removal device is described below.
The gas in the gas line 1 upstream of the water heater 2 comes from associated gas produced in the well bore. The associated gas heats the water in the water heater 2 and stores the hot water in the water storage tank 5.
Then, the plunger pump 9 is extruded into a shaft, and after the shaft is stewed for a period of time, the flow back is fast carried out, so that the aim of cleaning wax in the shaft by hot washing is fulfilled. During the hot extrusion process, the wax removing agent is added into the medicament barrel 6 and is extruded into the shaft together with the hot water through the medicament adding pump 7, so that the wax removing efficiency is improved.
By utilizing the waterway circulating pump 3, the water in the water heater 2 and the water storage tank 5 can be repeatedly heated, so that the water in the water storage tank 5 is ensured to have higher water temperature.
Compared with the traditional steel wire rope paraffin removal device:
1. the self-injection shale oil well hot extrusion paraffin removal device is safe and reliable, does not have the risk of falling into the well by tools, and has better effect in coping with serious paraffin removal of a shaft.
2. The self-injection shale oil well hot extrusion paraffin removal device is cheaper in use cost, only needs one person to operate, does not need repeated connection of pipelines, and reduces labor intensity of workers;
3. the water heater 2 of the self-blowing shale oil well hot extrusion paraffin removal device uses associated gas of a shaft produced liquid as energy, so that the cost is further reduced, and meanwhile, the associated gas is consumed in situ, thereby changing waste into valuables. The water heater 2 is connected with the water storage tank 5 by the water path circulating pump 4, so that the water temperature can be kept in a high-temperature state for a long time. The wax removing agent is mixed into hot water through the dosing pump 7 and is squeezed into the shaft together, so that the hot squeezing wax removing effect is further enhanced.
The self-injection shale oil well hot extrusion paraffin removal device has a particularly remarkable application effect in a self-injection well with serious well bore paraffin removal, and realizes a safe, efficient and sustainable well bore paraffin removal mode.
Further optimizing the self-blown shale oil well hot extrusion paraffin removal apparatus provided in example 1, in particular, as shown in fig. 1, a removable Y-filter 91 is provided at the inlet of the plunger pump 9. In addition, the plunger pump 9 is driven by an adjustable variable-frequency electric cabinet, and the plunger pump 9 is sealed by a plurality of fluorine rubber O-shaped rings.
With this Y-filter 91, the foreign matter can be filtered, and the safety of the plunger pump 9 can be ensured.
The variable frequency control can be realized on the plunger pump 9 by utilizing the adjustable variable frequency electric cabinet, and the injection displacement can be accurately regulated and controlled according to actual needs.
The fluorine rubber O-shaped ring has the advantages of high temperature resistance and corrosion resistance, and can achieve a better sealing effect.
Without being limited thereto, any changes or substitutions that are not contemplated by the inventors are intended to be included within the scope of the present utility model. Therefore, the protection scope of the present utility model should be subject to the protection scope defined by the claims.
Claims (5)
1. The self-injection shale oil well hot extrusion paraffin removal device is characterized in that the self-injection shale oil well hot extrusion paraffin removal device comprises a hot water furnace (2), a gas circuit pipeline (1) is arranged at the upstream of the hot water furnace (2), a waterway circulating pump (3) and a water storage tank (5) are arranged at the downstream of the hot water furnace (2), a low-pressure water delivery pipeline (8) is arranged at the downstream of the water storage tank (5), a first low-pressure branch (81) and a second low-pressure branch (82) are arranged at the tail end of the low-pressure water delivery pipeline (8), a plunger pump (9) is arranged at the downstream of the first low-pressure branch (81), the plunger pump (9) is connected with a production tree (11) through a high-pressure water injection pipeline (10), and a dosing pump (7) and a medicament barrel (6) are arranged at the downstream of the second low-pressure branch (82).
2. The device for the hot extrusion and paraffin removal of a self-blown shale oil well according to claim 1, wherein the water heater (2) comprises a first outlet (21) and a second outlet (22), the water storage tank (5) comprises a first inlet (51) and a second inlet (52), the first outlet (21) is connected with the first inlet (51), the second outlet (22) is connected with the inlet of the waterway circulating pump (3), and the outlet of the waterway circulating pump (3) is connected with the second inlet (52) through a waterway circulating pipeline (4).
3. The self-blowing shale oil well hot extrusion paraffin removal device according to claim 2, wherein the gas circuit pipeline (1) is connected with the water heater (2) through a flange, the water heater (2) is connected with the water path circulating pump (3) through a flange, the water path circulating pump (3) is connected with the water path circulating pipeline (4) through a flange, the water path circulating pipeline (4) is connected with the water storage tank (5) through a flange, the water heater (2) is connected with the water path circulating pipeline (4) through a flange, the medicament barrel (6) is connected with the medicament adding pump (7) through a screw thread, the medicament adding pump (7) is connected with the low-pressure water feeding pipeline (8) through a flange, the low-pressure water feeding pipeline (8) is connected with the plunger pump (9) through a flange, and the plunger pump (9) is connected with the high-pressure water injection pipeline (10) through a clamp.
4. A device for removing wax by hot extrusion of a self-blown shale oil well according to claim 2, wherein a detachable Y-shaped filter (91) is arranged at the inlet of the plunger pump (9).
5. The device for hot extrusion and paraffin removal of a self-blown shale oil well according to claim 4, wherein the plunger pump (9) is driven by an adjustable variable frequency electric cabinet, and a plurality of fluorine rubber O-shaped rings are arranged on the plunger pump (9).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322018153.6U CN220248060U (en) | 2023-07-31 | 2023-07-31 | Hot extrusion paraffin removal device for self-injection shale oil well |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322018153.6U CN220248060U (en) | 2023-07-31 | 2023-07-31 | Hot extrusion paraffin removal device for self-injection shale oil well |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220248060U true CN220248060U (en) | 2023-12-26 |
Family
ID=89231294
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322018153.6U Active CN220248060U (en) | 2023-07-31 | 2023-07-31 | Hot extrusion paraffin removal device for self-injection shale oil well |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220248060U (en) |
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2023
- 2023-07-31 CN CN202322018153.6U patent/CN220248060U/en active Active
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