CN220176880U - Plugging agent apparatus for producing for drilling fluid - Google Patents
Plugging agent apparatus for producing for drilling fluid Download PDFInfo
- Publication number
- CN220176880U CN220176880U CN202321529313.7U CN202321529313U CN220176880U CN 220176880 U CN220176880 U CN 220176880U CN 202321529313 U CN202321529313 U CN 202321529313U CN 220176880 U CN220176880 U CN 220176880U
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- CN
- China
- Prior art keywords
- reaction tank
- pipe
- retort
- drilling fluid
- plugging agent
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 238000005553 drilling Methods 0.000 title claims abstract description 21
- 239000012530 fluid Substances 0.000 title claims abstract description 17
- IJGRMHOSHXDMSA-UHFFFAOYSA-N Atomic nitrogen Chemical compound N#N IJGRMHOSHXDMSA-UHFFFAOYSA-N 0.000 claims abstract description 31
- 239000007788 liquid Substances 0.000 claims abstract description 27
- 238000003756 stirring Methods 0.000 claims abstract description 26
- 238000003860 storage Methods 0.000 claims abstract description 23
- 239000003795 chemical substances by application Substances 0.000 claims abstract description 18
- 238000004519 manufacturing process Methods 0.000 claims abstract description 16
- 239000000463 material Substances 0.000 claims abstract description 13
- 229910001873 dinitrogen Inorganic materials 0.000 claims description 13
- 238000010438 heat treatment Methods 0.000 claims description 9
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 7
- 239000007789 gas Substances 0.000 claims description 3
- 230000005540 biological transmission Effects 0.000 claims description 2
- 229910052757 nitrogen Inorganic materials 0.000 abstract description 9
- 238000007599 discharging Methods 0.000 abstract description 5
- 239000000839 emulsion Substances 0.000 description 8
- 239000000243 solution Substances 0.000 description 5
- 239000011259 mixed solution Substances 0.000 description 4
- 239000000178 monomer Substances 0.000 description 4
- 239000003999 initiator Substances 0.000 description 3
- HRPVXLWXLXDGHG-UHFFFAOYSA-N Acrylamide Chemical compound NC(=O)C=C HRPVXLWXLXDGHG-UHFFFAOYSA-N 0.000 description 2
- 239000003431 cross linking reagent Substances 0.000 description 2
- 239000003995 emulsifying agent Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000002360 preparation method Methods 0.000 description 2
- 230000001105 regulatory effect Effects 0.000 description 2
- 229920002818 (Hydroxyethyl)methacrylate Polymers 0.000 description 1
- JKNCOURZONDCGV-UHFFFAOYSA-N 2-(dimethylamino)ethyl 2-methylprop-2-enoate Chemical compound CN(C)CCOC(=O)C(C)=C JKNCOURZONDCGV-UHFFFAOYSA-N 0.000 description 1
- KXGFMDJXCMQABM-UHFFFAOYSA-N 2-methoxy-6-methylphenol Chemical compound [CH]OC1=CC=CC([CH])=C1O KXGFMDJXCMQABM-UHFFFAOYSA-N 0.000 description 1
- ZOXJGFHDIHLPTG-UHFFFAOYSA-N Boron Chemical compound [B] ZOXJGFHDIHLPTG-UHFFFAOYSA-N 0.000 description 1
- WOBHKFSMXKNTIM-UHFFFAOYSA-N Hydroxyethyl methacrylate Chemical compound CC(=C)C(=O)OCCO WOBHKFSMXKNTIM-UHFFFAOYSA-N 0.000 description 1
- CERQOIWHTDAKMF-UHFFFAOYSA-N Methacrylic acid Chemical compound CC(=C)C(O)=O CERQOIWHTDAKMF-UHFFFAOYSA-N 0.000 description 1
- NIXOWILDQLNWCW-UHFFFAOYSA-N acrylic acid group Chemical group C(C=C)(=O)O NIXOWILDQLNWCW-UHFFFAOYSA-N 0.000 description 1
- -1 acrylic ester Chemical class 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 229910052796 boron Inorganic materials 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 239000008367 deionised water Substances 0.000 description 1
- 229910021641 deionized water Inorganic materials 0.000 description 1
- 238000002156 mixing Methods 0.000 description 1
- 239000000203 mixture Substances 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000003129 oil well Substances 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000005011 phenolic resin Substances 0.000 description 1
- 229920001568 phenolic resin Polymers 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- XFTALRAZSCGSKN-UHFFFAOYSA-M sodium;4-ethenylbenzenesulfonate Chemical compound [Na+].[O-]S(=O)(=O)C1=CC=C(C=C)C=C1 XFTALRAZSCGSKN-UHFFFAOYSA-M 0.000 description 1
- BYMHXIQVEAYSJD-UHFFFAOYSA-M sodium;4-sulfophenolate Chemical compound [Na+].OC1=CC=C(S([O-])(=O)=O)C=C1 BYMHXIQVEAYSJD-UHFFFAOYSA-M 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
- RRHXZLALVWBDKH-UHFFFAOYSA-M trimethyl-[2-(2-methylprop-2-enoyloxy)ethyl]azanium;chloride Chemical compound [Cl-].CC(=C)C(=O)OCC[N+](C)(C)C RRHXZLALVWBDKH-UHFFFAOYSA-M 0.000 description 1
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- Physical Or Chemical Processes And Apparatus (AREA)
Abstract
The utility model relates to the technical field of drilling fluid plugging agent production, in particular to a plugging agent production device for drilling fluid, which comprises a reaction tank, wherein the top and the bottom of the reaction tank are respectively provided with a feeding pipe and a discharging pipe, the discharging pipe is provided with a discharging valve, the inner side of the reaction tank is provided with a stirring mechanism, the bottom of the reaction tank is provided with a discharge hole, the top of the reaction tank is provided with a storage tank, the discharge hole is connected with a storage tank pipeline through a delivery pump, a connecting pipe is communicated between the bottom of the storage tank and the top of the reaction tank, a proportional flow valve is arranged on the connecting pipe, the bottom and the top of the reaction tank are respectively provided with a nitrogen inlet pipe and a nitrogen outlet pipe, the nitrogen inlet pipe is connected with a nitrogen storage tank pipeline through a delivery pump, the inner side wall of the reaction tank is provided with a liquid level sensor, the outer side wall of the reaction tank is provided with a control display, and the liquid level sensor and the proportional flow valve are electrically connected with the control display; the utility model realizes automatic material transfer, reduces the workload and improves the production efficiency.
Description
Technical Field
The utility model relates to the technical field of drilling fluid plugging agent production, in particular to a plugging agent production device for drilling fluid.
Background
Lost circulation is one of three technical problems in drilling engineering, and lost circulation problems often occur in the drilling process of high-difficulty wells and unconventional shale oil-gas wells. According to statistics, the incidence of lost circulation accounts for 20% -25% of the total number of wells drilled worldwide. The lost circulation not only can cause huge economic loss to drilling engineering, but also can cause serious decline of well pressure, causes very big influence to the stability of oil well inner wall, can lead to the emergence of blowout accident when serious, seriously threatens the security of drilling operation.
The present Chinese patent publication No. CN114181345A discloses a plugging agent, a preparation method and application thereof and a drilling fluid. The preparation method of the plugging agent comprises the following steps: mixing acrylic monomer, acrylamide monomer, strong adsorption monomer, acrylic ester monomer, high temperature resistant monomer and emulsifier with water to form pre-emulsion; taking 1/3-2/3 of the pre-emulsion, introducing nitrogen, adding an initiator, and performing a first reaction; and then adding the rest of the pre-emulsion, the cross-linking agent and the resin material for a second reaction to obtain the plugging agent. However, the method lacks special production equipment, adopts conventional equipment, needs to transport materials for many times, and has low production efficiency.
Disclosure of Invention
The utility model aims to provide a plugging agent production device for drilling fluid, which realizes automatic material transfer, reduces workload and improves production efficiency.
In order to achieve the above object, the technical scheme of the present utility model is as follows:
the utility model provides a plugging agent apparatus for producing for drilling fluid, includes the retort, retort's top and bottom are provided with charging tube and row material pipe respectively, be provided with the relief valve on the relief material pipe, the retort inboard is provided with rabbling mechanism, the bottom of retort is equipped with the discharge gate, the top of retort is provided with the storage tank, the discharge gate pass through the delivery pump with the storage tank pipeline links to each other, the bottom of storage tank with the intercommunication has the connecting pipe between the retort top, be provided with proportional flow valve on the connecting pipe, the bottom and the top of retort are equipped with nitrogen gas intake pipe and nitrogen gas blast pipe respectively, the nitrogen gas intake pipe passes through the gas transmission pump and links to each other with nitrogen gas storage tank pipeline, be provided with level sensor on the inside wall of retort, be provided with control display on the lateral wall of retort, level sensor and proportional flow valve all with control display electric connection.
Further, the stirring mechanism comprises a stirring shaft vertically arranged in the reaction tank, a plurality of stirring rods fixedly connected to the stirring shaft, and a driving motor for driving the stirring shaft to rotate is arranged at the top of the reaction tank.
Further, the stirring rod is obliquely arranged on the inner side of the reaction tank.
Further, the liquid level sensor is an ultrasonic liquid level transmitter.
Further, a heating cavity is formed in the side wall of the reaction tank, a liquid inlet pipe and a liquid outlet pipe which are communicated to the heating cavity are arranged on the reaction tank, and the liquid inlet pipe is connected with an external water source through a circulating pump.
Further, the top of the reaction tank is connected with an exhaust pipe, and the exhaust pipe is connected with an external exhaust pump.
Further, a temperature sensor is arranged on the inner side wall of the reaction tank and is electrically connected with the control display.
The beneficial effects of the utility model are as follows:
1/3-2/3 of the pre-emulsion prepared in the reaction tank is conveyed into a storage tank for temporary storage through a conveying pump, nitrogen is introduced into the reaction tank, initiator solution is added into the reaction tank, and then a proportional flow valve is regulated, so that the pre-emulsion in the storage tank is slowly added into the reaction tank for subsequent reaction; the utility model realizes automatic material transfer, reduces the workload and improves the production efficiency.
Drawings
Fig. 1 is a schematic structural view of the present utility model.
Reference numerals: a reaction tank 1; a heating chamber 101; a feeding tube 2; a discharge pipe 3; a discharge valve 4; a discharge port 5; a storage tank 7; a transfer pump 8; a connecting pipe 9; a proportional flow valve 10; a nitrogen inlet pipe 11; a nitrogen gas exhaust pipe 12; a liquid level sensor 13; control the display 14; a stirring shaft 15; a stirring rod 16; a drive motor 17; a liquid inlet pipe 18; a liquid outlet pipe 19; an exhaust pipe 20; a temperature sensor 21.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and fully with reference to the accompanying drawings, in which it is evident that the embodiments described are only some, but not all embodiments of the utility model. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
As shown in fig. 1, a plugging agent apparatus for producing for drilling fluid, including retort 1, retort 1's top and bottom are provided with filling tube 2 and row material pipe 3 respectively, be provided with row material valve 4 on the row material pipe 3, retort 1 inboard is provided with rabbling mechanism, retort 1's bottom is equipped with discharge gate 5, retort 1's top is provided with storage tank 7, discharge gate 5 pass through delivery pump 8 with storage tank 7 pipeline links to each other, storage tank 7's bottom with communicate between retort 1 top has connecting pipe 9, be provided with proportional flow valve 10 on the connecting pipe 9, retort 1's bottom and top are equipped with nitrogen gas intake pipe 11 and nitrogen gas blast pipe 12 respectively, nitrogen gas intake pipe 11 links to each other with nitrogen gas storage tank pipeline through the delivery pump, be provided with liquid level sensor 13 on retort 1's the inside wall, be provided with control display 14 on retort 1's the lateral wall, liquid level sensor 13 and proportional flow valve 10 all with control display 14 electric connection.
The stirring mechanism comprises a stirring shaft 15 vertically arranged in the reaction tank 1, a plurality of stirring rods 16 fixedly connected to the stirring shaft 15, and a driving motor 17 for driving the stirring shaft 15 to rotate is arranged at the top of the reaction tank 1; the stirring rod 16 is obliquely arranged inside the reaction tank 1.
The liquid level sensor 13 is an ultrasonic liquid level transmitter.
A heating cavity 101 is formed in the side wall of the reaction tank 1, a liquid inlet pipe 18 and a liquid outlet pipe 19 which are communicated to the heating cavity 101 are arranged on the reaction tank 1, and the liquid inlet pipe 18 is connected with an external water source through a circulating pump.
The top of the reaction tank 1 is connected with an exhaust pipe 20, and the exhaust pipe 20 is connected with an external exhaust pump.
A temperature sensor 21 is disposed on the inner side wall of the reaction tank 1, and the temperature sensor 21 is electrically connected with the control display 14.
Working principle:
methacrylic acid, acrylamide, 2- (methacryloyloxy) ethyl trimethyl ammonium chloride and deionized water are added into a reaction tank 1 through a charging pipe 2, and a stirring shaft 15 is driven by a driving motor 17 to drive a stirring rod 16 to stir, so that a mixed solution is obtained; stirring the mixed solution, adding dimethylaminoethyl methacrylate, hydroxyethyl methacrylate, sodium p-styrenesulfonate, sodium 4-hydroxy benzenesulfonate and an emulsifier MS-1 into the mixed solution through a feeding pipe 2, and continuously stirring the mixed solution for 20min to obtain a pre-emulsion; 1/3-2/3 of the pre-emulsion is conveyed into a storage tank 7 for temporary storage through a conveying pump 8, and the liquid level change in the reaction tank 1 is monitored through a liquid level sensor 13; after the transportation is completed, air in the reaction tank 1 is pumped out through an air pump, nitrogen is introduced through a nitrogen inlet pipe 11, hot water is injected into the heating cavity through a liquid inlet pipe 18, after the temperature in the reaction tank 1 is raised to 60 ℃, an initiator solution is added through a charging pipe 2 for reaction for 10min; then, the proportional flow valve 10 is regulated to slowly add the pre-emulsion in the storage tank 7 into the reaction tank 1, the cross-linking agent solution is added through the feeding pipe 2, the boron phenolic resin particles are added after the dripping is finished, the temperature of hot water in the heating cavity 101 is increased, the reaction tank 1 is heated to 80 ℃, the mixture is reacted in the reaction tank 1 for 4 hours, and then the product is discharged through the discharging pipe 3 by the discharging valve 4.
Finally, it is noted that the above embodiments are only for illustrating the technical solution of the present utility model and not for limiting the same, and although the present utility model has been described in detail with reference to the preferred embodiments, it should be understood by those skilled in the art that modifications and equivalents may be made thereto without departing from the spirit and scope of the technical solution of the present utility model, which is intended to be covered by the scope of the claims of the present utility model.
Claims (7)
1. A plugging agent apparatus for producing for drilling fluid, characterized in that: including retort (1), the top and the bottom of retort (1) are provided with filling tube (2) and row material pipe (3) respectively, be provided with row material valve (4) on row material pipe (3), retort (1) inboard is provided with rabbling mechanism, the bottom of retort (1) is equipped with discharge gate (5), the top of retort (1) is provided with storage tank (7), discharge gate (5) pass through delivery pump (8) with storage tank (7) pipeline links to each other, the bottom of storage tank (7) with the intercommunication has connecting pipe (9) between retort (1) top, be provided with proportional flow valve (10) on connecting pipe (9), the bottom and the top of retort (1) are equipped with nitrogen gas intake pipe (11) and nitrogen gas blast pipe (12) respectively, nitrogen gas intake pipe (11) link to each other with nitrogen gas storage tank pipeline through the gas transmission pump, be provided with liquid level sensor (13) on the inside wall of retort (1), be provided with control display (14) on the lateral wall of retort (1), liquid level sensor (13) and proportional flow control valve (14) equal electric property.
2. The plugging agent production device for drilling fluid according to claim 1, wherein: the stirring mechanism comprises a stirring shaft (15) vertically arranged in the reaction tank (1), a plurality of stirring rods (16) fixedly connected to the stirring shaft (15), and a driving motor (17) for driving the stirring shaft (15) to rotate is arranged at the top of the reaction tank (1).
3. The plugging agent production device for drilling fluid according to claim 2, wherein: the stirring rod (16) is obliquely arranged on the inner side of the reaction tank (1).
4. The plugging agent production device for drilling fluid according to claim 1, wherein: the liquid level sensor (13) is an ultrasonic liquid level transmitter.
5. The plugging agent production device for drilling fluid according to claim 1, wherein: a heating cavity (101) is formed in the side wall of the reaction tank (1), a liquid inlet pipe (18) and a liquid outlet pipe (19) which are communicated to the heating cavity (101) are arranged on the reaction tank (1), and the liquid inlet pipe (18) is connected with an external water source through a circulating pump.
6. The plugging agent production device for drilling fluid according to claim 1, wherein: the top of the reaction tank (1) is connected with an exhaust pipe (20), and the exhaust pipe (20) is connected with an external exhaust pump.
7. The plugging agent production device for drilling fluid according to claim 1, wherein: the temperature sensor (21) is arranged on the inner side wall of the reaction tank (1), and the temperature sensor (21) is electrically connected with the control display (14).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321529313.7U CN220176880U (en) | 2023-06-15 | 2023-06-15 | Plugging agent apparatus for producing for drilling fluid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321529313.7U CN220176880U (en) | 2023-06-15 | 2023-06-15 | Plugging agent apparatus for producing for drilling fluid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220176880U true CN220176880U (en) | 2023-12-15 |
Family
ID=89100094
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321529313.7U Active CN220176880U (en) | 2023-06-15 | 2023-06-15 | Plugging agent apparatus for producing for drilling fluid |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220176880U (en) |
-
2023
- 2023-06-15 CN CN202321529313.7U patent/CN220176880U/en active Active
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| GR01 | Patent grant | ||
| GR01 | Patent grant |