CN212417906U - Device for producing plugging anti-collapse agent for drilling fluid - Google Patents
Device for producing plugging anti-collapse agent for drilling fluid Download PDFInfo
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- CN212417906U CN212417906U CN201922459286.0U CN201922459286U CN212417906U CN 212417906 U CN212417906 U CN 212417906U CN 201922459286 U CN201922459286 U CN 201922459286U CN 212417906 U CN212417906 U CN 212417906U
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Abstract
The utility model discloses a device for producing plugging anti-collapse agent for drilling fluid, which comprises a mixing and stirring tank, wherein the top of the mixing and stirring tank is provided with a charging hole, the charging hole is provided with a valve, a stirring rod is arranged in the mixing and stirring tank, the stirring rod is arranged on a stirring rotating shaft, and the stirring rotating shaft is communicated with a stirring motor arranged outside the mixing and stirring tank in a transmission way; the side wall of the mixing and stirring tank is of a double-layer jacket structure and is provided with a liquid inlet and a liquid outlet, the liquid inlet and the liquid inlet are respectively connected with a water source pipeline through a circulating pump, and the water source is boiler wastewater or industrial high-temperature wastewater; the utility model has the advantages that: the production efficiency is improved, and the production cost is reduced.
Description
Technical Field
The utility model relates to a preparation equipment of shutoff agent of preventing collapsing, specifically speaking are a device that is used for producing shutoff agent of preventing collapsing for drilling fluid, belong to the preparation equipment field of shutoff agent of preventing collapsing.
Background
Well collapse is one of the most serious complications in oil and gas drilling projects. The key point of the drilling fluid anti-collapse technology is to prevent the drilling fluid filtrate from infiltrating and invading the shale well wall. The anti-collapse requirement can be met only by depending on the compact plugging effect of the anti-collapse plugging agent for the drilling fluid. The invention discloses a plugging and anti-sloughing agent for drilling fluid and a preparation method thereof, and a Chinese patent with application number of CN201910060572.1 discloses the plugging and anti-sloughing agent for drilling fluid, which is prepared from the following raw materials of sulfonated asphalt, a chelating agent, lignin fiber, polyethylene powder, modified polyvinyl alcohol, nano calcium carbonate, n-pentane and water. The invention also discloses a method for plugging the anti-collapse agent for the drilling fluid, which comprises the following steps: mixing and stirring lignin fiber, nano calcium carbonate and 4/5 sulfonated asphalt for 10-20min, then adding water and a chelating agent, stirring, carrying out chelation reaction for 3-4h at the temperature of 40-60 ℃, heating to 80 +/-5 ℃, sequentially adding polyethylene powder and modified polyvinyl alcohol, stirring for 40-60min, then adding the rest sulfonated asphalt, stirring for 20min, then adding n-pentane, then reacting for 2.5-3h at the temperature of 45-55 ℃, and drying. However, the method lacks special production equipment, and the production efficiency is low by adopting conventional equipment.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the utility model discloses a device that is used for producing shutoff anti-collapse agent for drilling fluid has improved production efficiency, has reduced manufacturing cost.
The technical scheme of the utility model is that:
a device for producing a plugging anti-collapse agent for drilling fluid comprises a mixing and stirring tank, wherein a feed inlet is formed in the top of the mixing and stirring tank, a valve is arranged on the feed inlet, a stirring rod is arranged in the mixing and stirring tank and arranged on a stirring rotating shaft, the stirring rotating shaft is communicated with a stirring motor arranged outside the mixing and stirring tank in a transmission manner, and the stirring rotating shaft is driven by the stirring motor to stir and mix materials in the mixing and stirring tank; the side wall of the mixing and stirring tank is of a double-layer jacket structure and is provided with a liquid inlet and a liquid outlet, the liquid inlet and the liquid inlet are respectively connected with a water source pipeline through a circulating pump, the water source is boiler wastewater or industrial high-temperature wastewater and the like, and the materials in the mixing and stirring tank can be respectively subjected to water bath heating or drying treatment.
Furthermore, a temperature sensor is arranged in the mixing and stirring tank, the output end of the temperature sensor is electrically connected with the input end of the controller, the output end of the controller is connected with the circulating pump in a control mode, the conveying speed of the circulating pump is controlled by the controller according to the detection temperature value of the temperature sensor, the temperature in the mixing and stirring tank is kept within the required range, and the production efficiency is improved.
Further, the inlet still is equipped with magnetic conductivity metallic material layer, the lateral wall of inlet is equipped with electromagnetic heating coil, electromagnetic heating coil's magnetic field with magnetic conductivity metallic material layer's magnetic field is corresponding, according to the electromagnetic induction principle, carries out electromagnetic heating through electromagnetic heating coil to the magnetic conductivity metallic material layer of inlet, and then heats the water source of inlet, when the water source temperature crosses lowly, accessible electromagnetic heating comes through the temperature, reaches the temperature requirement, adopts electromagnetic heating, and the energy consumption is low, and the thermal efficiency is high, and the heating is even.
Furthermore, the top of mixing agitator tank is equipped with the hydrofuge mouth, and the hydrofuge mouth is used for opening out the moisture when heating dry.
Furthermore, the moisture exhaust port is also provided with a moisture exhaust fan, so that the moisture exhaust efficiency is improved.
Furthermore, the liquid inlet is also provided with a filter screen to prevent impurities from entering.
Furthermore, still be equipped with supersonic generator in the mixing agitator tank, improved the mixed effect of material.
The preparation method comprises adding lignin fiber, nano calcium carbonate and 4/5 sulfonated asphalt into a mixing and stirring tank, mixing and stirring for 10-20min, adding water and chelating agent, stirring, introducing circulating water through a liquid inlet and a liquid outlet of a double-layer jacket structure, chelating reacting at 40-60 deg.C for 3-4h under water bath condition, heating the circulating water to 80 + -5 deg.C, sequentially adding polyethylene powder and modified polyvinyl alcohol, stirring for 40-60min, adding the rest sulfonated asphalt, stirring for 20min, adding n-pentane, cooling to 45-55 deg.C, stirring for 2.5-3h, raising the temperature of the circulating water, drying the materials in the mixing and stirring tank under stirring condition, and obtaining a finished product.
The utility model has the advantages that: high-temperature steam generated by heating reaction of polyether and long carbon chain acid is used for heating the ointment A production, so that the energy consumption is saved, the production efficiency is improved, and the production cost is reduced.
The present invention will be further explained with reference to the drawings and examples.
Drawings
Fig. 1 is the utility model discloses a structural schematic of a device for producing shutoff anti-collapse agent for drilling fluid.
Detailed Description
The following description of the preferred embodiments of the present invention is provided for the purpose of illustration and description, and is not intended to limit the invention.
Example 1
As shown in fig. 1, a device for producing a plugging anti-collapse agent for drilling fluid comprises a mixing and stirring tank 1, wherein a feed inlet 2 is arranged at the top of the mixing and stirring tank 1, a valve is arranged at the feed inlet, a stirring rod 3 is arranged in the mixing and stirring tank 1, the stirring rod 3 is arranged on a stirring rotating shaft 4, the stirring rotating shaft 4 is in transmission communication with a stirring motor 5 arranged outside the mixing and stirring tank 1, and the stirring rotating shaft is driven by the stirring motor, so that the stirring rod can stir and mix materials in the mixing and stirring tank;
the side wall of the mixing and stirring tank 1 is of a double-layer jacket structure 6 and is provided with a liquid inlet 61 and a liquid outlet 62, the liquid inlet 61 and the liquid inlet 62 are respectively connected with a water source pipeline through a circulating pump, the water source is boiler wastewater or industrial high-temperature wastewater, and the water bath heating or drying treatment can be respectively carried out on the materials in the mixing and stirring tank.
Be equipped with temperature sensor in the mixing tank 1, temperature sensor's output is connected with the input electricity of controller, the output of controller with circulating pump control links to each other, and according to temperature sensor's detection temperature value, the delivery rate of circulating pump is controlled by the controller, makes the temperature in the mixing tank keep in the within range of requirement, has improved production efficiency.
The inlet 61 still is equipped with magnetic conductivity metallic material layer, the lateral wall of inlet is equipped with electromagnetic heating coil 7, electromagnetic heating coil 7's magnetic field with magnetic conductivity metallic material layer's magnetic field is corresponding, according to the electromagnetic induction principle, carries out electromagnetic heating through electromagnetic heating coil to the magnetic conductivity metallic material layer of inlet, and then heats the water source of inlet, crosses when low when the water source temperature, and accessible electromagnetic heating comes through the temperature, reaches the temperature requirement, adopts electromagnetic heating, and the energy consumption is low, and the thermal efficiency is high, and the heating is even.
The top of mixing agitator tank 1 is equipped with hydrofuge mouth 8, and hydrofuge mouth 8 is opened out the moisture when being used for the heating drying.
The moisture exhaust port 8 is also provided with a moisture exhaust fan, so that the moisture exhaust efficiency is improved.
The liquid inlet 61 is also provided with a filter screen to prevent impurities from entering.
Still be equipped with supersonic generator 9 in the mixing agitator tank 1, improved the mixed effect of material.
The preparation method comprises adding lignin fiber, nano calcium carbonate and 4/5 sulfonated asphalt into a mixing and stirring tank 1, mixing and stirring for 10-20min, adding water and chelating agent, stirring, introducing circulating water through a liquid inlet and a liquid outlet of a double-layer jacket structure, keeping the temperature in the mixing and stirring tank 1 at 40-60 deg.C for chelation reaction for 3-4h under the condition of water bath, heating the circulating water to 80 + -5 deg.C, sequentially adding polyethylene powder and modified polyvinyl alcohol, stirring for 40-60min, adding the rest sulfonated asphalt, stirring for 20min, adding n-pentane, cooling to 45-55 deg.C, stirring for 2.5-3h, increasing the temperature of the circulating water, drying the materials in the mixing and stirring tank 1 under the condition of continuous stirring, and obtaining a finished product.
Claims (5)
1. A device for producing shutoff anti-collapse agent for drilling fluid which characterized in that: the stirring device comprises a mixing and stirring tank, wherein a feeding port is arranged at the top of the mixing and stirring tank, a valve is arranged at the feeding port, a stirring rod is arranged in the mixing and stirring tank, the stirring rod is arranged on a stirring rotating shaft, and the stirring rotating shaft is communicated with a stirring motor arranged outside the mixing and stirring tank in a transmission way; the side wall of the mixing and stirring tank is of a double-layer jacket structure and is provided with a liquid inlet and a liquid outlet, the liquid inlet and the liquid inlet are respectively connected with a water source pipeline through a circulating pump, and the water source is boiler wastewater or industrial high-temperature wastewater;
the liquid inlet is also provided with a magnetic conductive metal material layer, the outer side wall of the liquid inlet is provided with an electromagnetic heating coil, the magnetic field of the electromagnetic heating coil corresponds to the magnetic field of the magnetic conductive metal material layer, and the magnetic conductive metal material layer of the liquid inlet is subjected to electromagnetic heating through the electromagnetic heating coil;
the mixing tank is internally provided with a temperature sensor, the output end of the temperature sensor is electrically connected with the input end of the controller, the output end of the controller is connected with the electromagnetic heating coil in a control way, and the conveying speed of the circulating pump is controlled by the controller according to the detection temperature value of the temperature sensor.
2. The device for producing the plugging anti-collapse agent for the drilling fluid as claimed in claim 1, wherein: and a moisture discharging opening is formed in the top of the mixing and stirring tank.
3. The device for producing the plugging anti-collapse agent for the drilling fluid as claimed in claim 2, wherein: the moisture exhaust port is also provided with a moisture exhaust fan.
4. The device for producing the plugging anti-collapse agent for the drilling fluid as claimed in claim 1, wherein: the liquid inlet is also provided with a filter screen.
5. The device for producing the plugging anti-collapse agent for the drilling fluid as claimed in claim 1, wherein: and an ultrasonic generator is also arranged in the mixing and stirring tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922459286.0U CN212417906U (en) | 2019-12-31 | 2019-12-31 | Device for producing plugging anti-collapse agent for drilling fluid |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201922459286.0U CN212417906U (en) | 2019-12-31 | 2019-12-31 | Device for producing plugging anti-collapse agent for drilling fluid |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212417906U true CN212417906U (en) | 2021-01-29 |
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ID=74276806
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201922459286.0U Active CN212417906U (en) | 2019-12-31 | 2019-12-31 | Device for producing plugging anti-collapse agent for drilling fluid |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212417906U (en) |
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2019
- 2019-12-31 CN CN201922459286.0U patent/CN212417906U/en active Active
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