CN212440293U - Drilling fluid storage circulation processing apparatus - Google Patents
Drilling fluid storage circulation processing apparatus Download PDFInfo
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- CN212440293U CN212440293U CN202020998942.4U CN202020998942U CN212440293U CN 212440293 U CN212440293 U CN 212440293U CN 202020998942 U CN202020998942 U CN 202020998942U CN 212440293 U CN212440293 U CN 212440293U
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- filter screen
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Abstract
The utility model provides a drilling fluid storage circulation processing apparatus. Relates to the technical field of sewage treatment. The cover plate is hermetically connected with the cylindrical shell through a flange, the cover plate is connected with the overflow pipe, the top of the overflow pipe is hermetically connected with a speed reducing motor through a flange, and the lower part of the speed reducing motor is connected with the stirring shaft and the blades; the lower part of the cover plate is connected with a filter screen through a bolt, one side of the cylindrical shell is provided with a liquid inlet pipe, one side of the overflow pipe is connected with a liquid outlet pipe, the liquid outlet pipe is connected with a liquid storage tank, and the bottom of the conical shell is connected with a flange seal valve. The utility model discloses following beneficial effect has: the rotational deviation force and the stirring shaft are utilized to drive the rotating force of the blades and the flow pressure and flow velocity of the liquid inlet fluid to be superposed, so that the rotational flow separation speed of the drilling fluid entering the conical shell is increased, the separation effect is good, meanwhile, solid and liquid are further separated through the conical filter screen, the solid-liquid separation speed is high, the inverted conical filter screen is not easy to block, and the filtering effect is good.
Description
The technical field is as follows:
the utility model relates to a sewage treatment technical field, concretely relates to drilling fluid storage circulation processing apparatus.
Background art:
the drilling fluid often contains particle impurities, the particle impurities are not removed before being recycled, so that damage can be caused to drilling equipment in the subsequent use process, the existing drilling fluid filtering equipment is used for filtering the drilling fluid, the particle impurities in the drilling fluid easily block filtering holes of a screen, the continuous filtering of the drilling fluid is influenced, small impurities which are not completely filtered, the use of the drilling equipment can be influenced, the service life of the drilling equipment is shortened, and the common filtering method is low in particle rock cutting efficiency in the drilling fluid and easy to block the screen.
The utility model has the following contents:
in order to solve the problem, the utility model aims at providing a drilling fluid storage circulation processing apparatus.
The technical scheme of the utility model is that: a drilling fluid storage and circulation processing device comprises a cylindrical shell, wherein the lower part of the cylindrical shell is a conical shell, the upper part of the cylindrical shell is provided with a cover plate which is in sealing connection with the cylindrical shell through a flange, the center of the upper part of the cover plate is connected with an overflow pipe, the top of the overflow pipe is in sealing connection with a speed reducing motor, the lower part of the speed reducing motor is connected with a stirring shaft, the stirring shaft extends into the overflow pipe and enters the conical shell, and blades are arranged at the position, extending into;
the lower part of the cover plate is connected with a filter screen through a bolt, the filter screen is conical, the part of the filter screen connecting cover plate is a conical large-diameter end, and the conical small-diameter end of the filter screen is in clearance fit connection with the outer diameter of the stirring shaft;
one side of the cylindrical shell is provided with a liquid inlet pipe, one side of the overflow pipe is connected with a liquid outlet pipe, the liquid outlet pipe is connected with a liquid storage tank, and the bottom of the conical shell is connected with a flange in a sealing manner.
The liquid inlet pipe is connected with the cylindrical shell from the outer tangential direction of the cylindrical shell, and the liquid inlet pipe is positioned on the left side of the upper tangential direction of the cylindrical shell and enters the cylindrical shell when seen from the overlooking direction of the cover plate.
The paddle is arranged at the position where the stirring shaft extends into the conical shell, and is divided into three layers, wherein the diameters of the three layers of the paddles are arranged in a large-scale mode and a small-scale mode.
The utility model discloses following beneficial effect has: the rotational deviation force and the stirring shaft are utilized to drive the rotating force of the blades and the flow pressure and flow velocity of the liquid inlet fluid to be superposed, so that the rotational flow separation speed of the drilling fluid entering the conical shell is increased, the separation effect is good, meanwhile, solid and liquid are further separated through the conical filter screen, the solid-liquid separation speed is high, the inverted conical filter screen is not easy to block, and the filtering effect is good.
Description of the drawings:
FIG. 1 is a schematic structural diagram of the present invention;
fig. 2 is a top view of fig. 1.
In the figure, 1-a cylindrical shell, 2-a liquid outlet pipe, 3-a speed reducing motor, 4-a liquid inlet pipe, 5-a filter screen, 6-a cover plate, 7-a stirring shaft, 8-a blade, 9-a conical shell, 10-a valve, 11-a liquid storage tank and 12-an overflow pipe.
The specific implementation mode is as follows:
the present invention will be further explained with reference to the accompanying drawings:
as shown in fig. 1 and fig. 2, the drilling fluid storage and circulation processing device comprises a cylindrical shell 1, wherein the lower part of the cylindrical shell 1 is a conical shell 9, the upper part of the cylindrical shell 1 is provided with a cover plate 6 which is hermetically connected with the cylindrical shell 1 through a flange, the center of the upper part of the cover plate 6 is connected with an overflow pipe 12, the top of the overflow pipe 12 is hermetically connected with a speed reducing motor 3 through a flange, the lower part of the speed reducing motor 3 is connected with a stirring shaft 7, the stirring shaft 7 extends into the overflow pipe 12 and enters the conical shell 9, and blades 8 are arranged at the position of the;
the lower part of the cover plate 6 is connected with a filter screen 5 through a bolt, the filter screen 5 is conical, the part of the filter screen 5, which is connected with the cover plate 6, is a conical large-diameter end, and the conical small-diameter end of the filter screen 5 is in clearance fit connection with the outer diameter of the stirring shaft 7;
a liquid inlet pipe 4 is arranged on one side of the cylindrical shell 1, a liquid outlet pipe 2 is connected on one side of the overflow pipe 12, the liquid outlet pipe 2 is connected with a liquid storage tank 11, and a flange at the bottom of the conical shell 9 is connected with a valve 10 in a sealing mode.
The drilling fluid containing rock cutting flows into the cylindrical shell 1 from the tangential direction of the inner wall of the cylindrical shell 1 through the liquid inlet pipe 4, after the drilling fluid flows into the cylindrical shell 1 from the inner wall of the cylindrical shell 1 in the anticlockwise direction, the drilling fluid flows downwards in a spiral manner under the driving of the flow speed of the drilling fluid and the blades 8, meanwhile, the water flows downwards to generate low pressure and suction force, the water flow amplitude has a rotation direction due to the turning deviation force, the water vortex in the northern hemisphere rotates anticlockwise, and the rotation force accelerates the flow speed of the drilling fluid on the inner walls of the cylindrical shell 1 and the conical shell 9, the rock cutting that the proportion is big among the drilling fluid descends along the rotatory flow of casing inner wall, the drilling fluid that the proportion is light concentrates on circular cone casing center upward flow, upward flow is that the drilling fluid gets into liquid reserve tank 11 storage cycle after entering overflow pipe 12 through the filter screen filtration and uses, big-end-up's conical filter screen 5 makes the rock cutting of being filtered fall into the below and discharges, can prevent to be attached to on filter screen 5 by the filterable rock cutting and produce blocking phenomenon, the liquid that flows into the feed liquor pipe is under the condition of certain pressure and velocity of flow, the aperture of adjustment valve 10, the outflow speed of adjustable overflow pipe 12, make drilling fluid and rock cutting separation be optimum.
The paddle 8 is arranged at the position where the stirring shaft 7 extends into the conical shell 9, the paddle 8 is divided into three layers, the diameters of the three layers of the paddles 8 are arranged in a large-scale mode, the linear speed of the paddles 8 is also arranged in a large-scale mode, the fluid rotating speed in the conical shell is met, and the solid-liquid separation effect is improved.
The rotational deviation force and the stirring shaft are utilized to drive the rotating force of the blades and the flow pressure and flow velocity of the liquid inlet fluid to be superposed, so that the rotational flow separation speed of the drilling fluid entering the conical shell is increased, the separation effect is good, meanwhile, solid and liquid are further separated through the conical filter screen, the solid-liquid separation speed is high, the inverted conical filter screen is not easy to block, and the filtering effect is good.
Claims (3)
1. A drilling fluid storage circulation treatment device comprising a cylindrical housing (1), characterized in that: the lower part of the cylindrical shell (1) is a conical shell (9), the upper part of the cylindrical shell (1) is provided with a cover plate (6) which is hermetically connected with the cylindrical shell (1) through a flange, the center of the upper part of the cover plate (6) is connected with an overflow pipe (12), the top of the overflow pipe (12) is hermetically connected with a speed reducing motor (3), the lower part of the speed reducing motor (3) is connected with a stirring shaft (7), the stirring shaft (7) extends into the overflow pipe (12) and enters the conical shell (9), and blades (8) are arranged at the position where the stirring shaft (7) extends into the conical shell;
the lower part of the cover plate (6) is connected with a filter screen (5) through a bolt, the filter screen (5) is conical, the part of the filter screen (5) connected with the cover plate (6) is a conical large-diameter end, and the conical small-diameter end of the filter screen (5) is in clearance fit connection with the outer diameter of the stirring shaft (7);
a liquid inlet pipe (4) is arranged on one side of the cylindrical shell (1), a liquid outlet pipe (2) is connected on one side of the overflow pipe (12), the liquid outlet pipe (2) is connected with a liquid storage tank (11), and a flange at the bottom of the conical shell (9) is hermetically connected with a valve (10).
2. A drilling fluid storage circulation treatment apparatus according to claim 1, wherein: the liquid inlet pipe (4) is arranged on one side of the cylindrical shell (1), the liquid inlet pipe (4) is connected with the cylindrical shell (1) from the outer tangent direction of the cylindrical shell (1), and the liquid inlet pipe (4) is positioned on the left side of the upper tangential direction of the cylindrical shell (1) and enters the cylindrical shell (1) when seen from the overlooking direction of the cover plate (6).
3. A drilling fluid storage circulation treatment apparatus according to claim 1, wherein: the stirring shaft (7) is provided with blades (8) at the position extending into the conical shell (9), the blades (8) are divided into three layers, and the diameters of the three layers of blades (8) are arranged in a large-scale manner and a small-scale manner.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020998942.4U CN212440293U (en) | 2020-06-04 | 2020-06-04 | Drilling fluid storage circulation processing apparatus |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020998942.4U CN212440293U (en) | 2020-06-04 | 2020-06-04 | Drilling fluid storage circulation processing apparatus |
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| Publication Number | Publication Date |
|---|---|
| CN212440293U true CN212440293U (en) | 2021-02-02 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020998942.4U Active CN212440293U (en) | 2020-06-04 | 2020-06-04 | Drilling fluid storage circulation processing apparatus |
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| CN (1) | CN212440293U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114293935A (en) * | 2021-12-31 | 2022-04-08 | 重庆大学 | Three-phase separation pressure maintaining device and using method thereof |
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2020
- 2020-06-04 CN CN202020998942.4U patent/CN212440293U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114293935A (en) * | 2021-12-31 | 2022-04-08 | 重庆大学 | Three-phase separation pressure maintaining device and using method thereof |
| CN114293935B (en) * | 2021-12-31 | 2024-03-26 | 重庆大学 | Three-phase separation pressure maintaining device and use method thereof |
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