CN218011224U - Exempt from to draw sand drilling mud purifying tank - Google Patents

Abstract

The utility model relates to a mud purifies the field, specifically discloses an exempt from to draw sand drilling mud purification tank, and it includes a jar body, the intercommunication has into thick liquid pipe and inhales the thick liquid pipe on the jar body, the internal diapire of jar is the pyramis that has the downward sloping all around, the lower intercommunication of internal diapire of jar has the agitator, be provided with the stirring subassembly in the agitator. This application has the accumulational effect of the internal sand setting of reduction jar.

Description

Exempt from to draw sand drilling mud purifying tank

Technical Field

The application relates to a mud purifies the field, especially relates to a exempt from to draw sand drilling mud purifying tank.

Background

The mud purifying tank is used for separating and treating rock nitrate, silt and other particles in the drilling fluid, maintaining the performance of the drilling fluid and storing the circulating drilling fluid. The mud purifying tank comprises a large tank body formed by communicating and combining a plurality of small tank bodies or bin bodies such as a sand and mud remover, a vibrating screen, a vacuum degasser, a stirring tank and the like.

Chinese patent with application number CN202020776079.8 in the related art, proposes a mud tank with a purification device, which comprises a tank body, a purification tank and a slurry pump, wherein a slurry inlet is formed in the middle of the tank body, the tank body is welded below the slurry inlet, the purification tank is connected with a coarse filter screen through a clamping groove in the middle of the purification tank, the bottom of the purification tank is connected with a fine filter screen through a clamping groove, the tank body is just opposite to one side of the purification tank and is connected with the slurry pump through a bolt, and the slurry pump is connected with the purification tank through a pipeline; the bottom middle part in the tank body is connected with a supporting shaft through a bolt, and the upper end of the supporting shaft is connected with stirring fan blades through a bearing.

With respect to the related art among the above, the inventors consider that the following drawbacks exist: because the mud often sneaks into the great grit of density etc. in, and unsettled stirring vane is difficult to carry out effectual stirring to the sand setting that sinks into jar internal diapire, and then leads to jar internal diapire to pile up there is more sand setting, and then needs the clearance jar body of higher frequency.

SUMMERY OF THE UTILITY MODEL

In order to improve the easy problem of piling up the sand setting of jar body bottom wall, this application provides an exempt from to draw sand drilling mud purifying tank.

The application provides a pair of exempt from to draw sand drilling mud purifying tank adopts following technical scheme:

the utility model provides an exempt from to draw sand drilling mud purifying tank, includes a jar body, the intercommunication has into thick liquid pipe and inhales the thick liquid pipe on the jar body, the internal diapire of jar is the pyramis that has the downward sloping all around, the lower intercommunication of jar internal diapire has the agitator tank, be provided with the stirring subassembly in the agitator tank.

By adopting the technical scheme, the slurry flows into the tank body through the slurry inlet pipe and is then pumped out through the slurry suction pipe, in the process, part of gravels mixed in the slurry in the tank body sink to the bottom of the tank body, the bottom of the tank body is conical, so that the settled sand falling at the bottom of the tank body slides into the stirring barrel, the settled sand falling into the stirring barrel is mixed into the slurry again through stirring of the stirring assembly, and the settled sand is pumped out through the slurry suction pipe along with the slurry, the efficiency of pumping out the settled sand is improved, the phenomenon that the settled sand on the inner bottom wall of the tank body is accumulated is effectively reduced, and the frequency of cleaning the tank body is reduced.

Optionally, the slurry suction pipe is located on the peripheral wall of the stirring barrel, and the slurry suction pipe is communicated with the stirring barrel.

Through adopting above-mentioned technical scheme, inhale the thick liquid pipe and be located the perisporium of agitator, mud and sand setting all can enter into the agitator finally promptly, and then make the stirring subassembly when stirring mud and sand setting, inhale the thick liquid pipe and will suck because of stirring the sand setting that mixes in mud, further improved the suction effect of inhaling the thick liquid pipe.

Optionally, the circumferential wall of the stirring barrel is also communicated with a sand suction pipe.

Through adopting above-mentioned technical scheme, when the internal long term of jar is in the state of not clearing up, can remain partial clay and the heavier sand setting of weight in the agitator, can be to jar internal water injection this moment, and make and inhale the sand pipe and open the suction operation, and then make the internal sand setting of jar and clay by the stronger sand pipe of inhaling of suction when being stirred away, further reduce the residue of the internal sand setting of jar, and this process need not artificial entering and clears up to jar internal, the frequency of manual cleaning has greatly been reduced, manpower resources have been saved.

Optionally, the inner bottom wall of the tank body is provided with a plurality of cones.

Through adopting above-mentioned technical scheme, the internal a plurality of pyramids that have of jar, also have a plurality of siphunculums in the jar body promptly, make the internal mud of jar by a plurality of siphunculums suction, improve the suction speed of mud effectively, and then strengthened the holistic operating efficiency of jar body.

Optionally, the stirring assembly includes a stirring shaft rotatably disposed on the bottom wall of the stirring barrel, a plurality of stirring plates fixedly connected to the circumferential wall of the stirring shaft, and a driving member for driving the stirring shaft to rotate.

Through adopting above-mentioned technical scheme, drive the (mixing) shaft through the driving piece and rotate, the (mixing) shaft rotates and can drive the stirring board and rotate, and pivoted stirring board carries out comparatively abundant stirring with the mud that gets into the agitator, still stirs the internal sand setting of jar simultaneously, makes the sand setting melt into to the mud in, until the sand setting along with mud together by the suction pipe suction.

Optionally, the stirring plate is attached to the bottom wall of the stirring barrel.

Through adopting above-mentioned technical scheme, with the stirring board of agitator diapire laminating mutually when rotating, the sediment that the stirring board will deposit at the agitator diapire also stirs, and then makes comparatively abundant of stirring board stirring.

Optionally, one side of the stirring plate facing the linear velocity direction of the rotation of the stirring plate inclines upwards to one side opposite to the linear velocity direction.

Through adopting above-mentioned technical scheme, the stirring board of slope will be located the setting sand shovel of agitator diapire, makes more abundant sneaking into to mud in of setting sand, further makes setting sand more abundant by the stirring.

Optionally, one end of the stirring plate, which is far away from the stirring shaft, is fixedly connected with a scraper attached to the stirring barrel.

Through adopting above-mentioned technical scheme, pivoted stirring board drives the scraper blade and rotates, and debris such as clay that pivoted scraper blade was with the adhesion of agitator perisporium strike off, and it is intraductal also to inhale thick liquid thereupon by the clay that strikes off, and then makes the agitator internal perisporium be in comparatively clean state all the time.

In summary, the present application includes at least one of the following beneficial technical effects:

1. the conical inner bottom wall of the tank body is convenient for settled sand to slide into the stirring barrel, the settled sand falling into the stirring barrel is mixed into the slurry again through the stirring of the stirring assembly, and the settled sand is pumped away by the slurry suction pipe along with the slurry, so that the phenomenon that the settled sand is accumulated on the inner bottom wall of the tank body is effectively reduced, and the frequency of cleaning the tank body is reduced;

2. the slurry suction pipe is positioned on the peripheral wall of the stirring barrel, so that when the stirring assembly stirs slurry and settled sand, the slurry suction pipe can be in a suction state, and meanwhile, most of settled sand falls into the stirring barrel, so that the suction effect of the slurry suction pipe is further improved;

3. the inclined stirring plate shovels the settled sand on the bottom wall of the stirring barrel, so that the settled sand is more fully mixed into the slurry, and the settled sand is further more fully stirred.

Drawings

Fig. 1 is a schematic overall structure diagram of an embodiment of the present application.

Fig. 2 isbase:Sub>A schematic sectional view taken along linebase:Sub>A-base:Sub>A of fig. 1.

Reference numerals are as follows: 1. a tank body; 21. a pulp inlet pipe; 22. a pulp suction pipe; 3. a stirring barrel; 4. a stirring assembly; 41. a stirring shaft; 42. a stirring plate; 421. a squeegee; 43. a drive member; 5. a sand suction pipe.

Detailed Description

The present application is described in further detail below with reference to figures 1-2.

The embodiment of the application discloses exempt from to draw sand drilling mud purification tank. Referring to fig. 1 and 2, an exempt from to draw sand drilling mud purifying tank includes a jar body 1, and the intercommunication has into thick liquid pipe 21 and inhale thick liquid pipe 22 on jar body 1, advances thick liquid pipe 21 and is located jar upper end wall of body 1, and jar body 1 internal bottom wall has a plurality of pyramids that are all around downward sloping, and jar body 1 internal bottom wall has agitator 3 in the lowest intercommunication of its pyramids, is provided with stirring subassembly 4 in the agitator 3, and in the embodiment of this application, the pyramids in jar body 1 have two, and agitator 3 also has two promptly.

The settled sand sinking to the bottom of the tank body 1 is conical, so that the settled sand falling to the bottom of the tank body slides into the stirring barrel 3, the settled sand falling into the stirring barrel 3 is mixed into the slurry again through the stirring of the stirring assembly 4, and the settled sand is pumped away by the slurry suction pipe 22 along with the slurry, thereby effectively reducing the phenomenon that the settled sand on the inner bottom wall of the tank body 1 is accumulated, reducing the frequency of cleaning the tank body 1, simultaneously, the tank body 1 is internally provided with a plurality of conical parts, effectively improving the pumping speed of the slurry, and further enhancing the overall operating efficiency of the tank body 1.

Referring to fig. 2, the slurry suction pipe 22 is located on the peripheral wall of the stirring barrel 3, the slurry suction pipe 22 is communicated with the stirring barrel 3, the peripheral wall of the stirring barrel 3 is also communicated with the sand suction pipe 5, and the suction force of the sand suction pipe 5 is stronger than that of the slurry suction pipe 22. The slurry suction pipe 22 is positioned on the peripheral wall of the stirring barrel 3, so that when the stirring assembly 4 stirs the slurry and the settled sand, the slurry suction pipe 22 can effectively suck the settled sand mixed in the slurry, and the suction effect of the slurry suction pipe 22 is further improved; and when the tank body 1 is in an uncleaned state for a long time, partial clay and heavy settled sand may be left in the stirring barrel 3, water can be injected into the tank body 1 at the moment, the sand suction pipe 5 is opened for suction operation, and then the settled sand and the clay in the tank body 1 are stirred and are sucked away by the sand suction pipe 5 with strong suction force, so that the residue of the settled sand in the tank body 1 is further reduced.

Referring to fig. 2, the stirring assembly 4 includes a stirring shaft 41 rotatably disposed on the bottom wall of the stirring barrel 3, a plurality of stirring plates 42 fixedly connected to the peripheral wall of the stirring shaft 41, and a driving member 43 for driving the stirring shaft 41 to rotate, the driving member 43 may be a motor fixedly connected to the outer bottom wall of the tank 1, and the free end of the motor is fixedly connected to the stirring shaft 41; there may be two stirring plates 42, the stirring plate 42 is attached to the bottom wall of the stirring barrel 3, and one side of the stirring plate 42 facing the linear velocity direction of rotation thereof is inclined upwards to one side back to the linear velocity direction. Drive (mixing) shaft 41 through driving piece 43 and rotate, stirring shaft 41 rotates and to drive the stirring board 42 of slope and rotate, and stirring board 42 stirs the sand setting that will be located agitator 3, and then makes comparatively abundant of stirring board 42 stirring.

Referring to fig. 2, a scraper 421 attached to the stirring barrel 3 is fixedly connected to an end of the stirring plate 42 away from the stirring shaft 41, a bottom end of the scraper 421 is also attached to a bottom wall of the stirring barrel 3, and a height of the scraper 421 is not lower than a depth of the stirring barrel 3. The rotating stirring plate 42 drives the scraping plate 421 to rotate, the rotating scraping plate 421 scrapes off the clay adhered to the circumferential wall of the stirring barrel 3, and the scraped clay is sucked into the slurry suction pipe 22, so that the inner circumferential wall of the stirring barrel 3 is always in a relatively clean state.

The implementation principle of the sand-digging-free drilling mud purification tank is as follows: the stirring plate 42 is rotated through the driving part 43, so that the settled sand sunk into the stirring barrel 3 is stirred by the stirring plate 42, and further the settled sand is mixed into the slurry again and is pumped out by the slurry suction pipe 22, thereby effectively reducing the accumulation phenomenon of the settled sand on the inner bottom wall of the tank body 1 and reducing the frequency of cleaning the tank body 1; and when the interior of the tank body 1 needs to be further cleaned, water is injected into the tank body 1, and the sand suction pipe 5 is opened for suction operation, so that the settled sand and the clay in the tank body 1 can be stirred and simultaneously sucked away by the sand suction pipe 5 with stronger suction force.

The above embodiments are preferred embodiments of the present application, and the protection scope of the present application is not limited by the above embodiments, so: all equivalent changes made according to the structure, shape and principle of the present application shall be covered by the protection scope of the present application.

Claims (8)

1. The utility model provides an exempt from to draw sand drilling mud purifying tank, includes a jar body (1), the intercommunication has into thick liquid pipe (21) and inhales thick liquid pipe (22) on jar body (1), its characterized in that: the diapire is the pyramis that has the downward sloping all around in jar body (1), jar body (1) inner bottom wall lower extreme intercommunication has agitator (3), be provided with stirring subassembly (4) in agitator (3).

2. The sand-drawing-free drilling mud purification tank according to claim 1, characterized in that: the pulp suction pipe (22) is positioned on the peripheral wall of the stirring barrel (3), and the pulp suction pipe (22) is communicated with the stirring barrel (3).

3. The sand-free drilling mud purification tank of claim 1, wherein: the peripheral wall of the stirring barrel (3) is also communicated with a sand suction pipe (5).

4. The sand-drawing-free drilling mud purification tank according to claim 1, characterized in that: the bottom wall in the tank body (1) is provided with a plurality of pyramids.

5. The sand-free drilling mud purification tank of claim 1, wherein: the stirring assembly (4) comprises a stirring shaft (41) rotatably arranged on the bottom wall of the stirring barrel (3), a plurality of stirring plates (42) fixedly connected to the peripheral wall of the stirring shaft (41), and a driving piece (43) for driving the stirring shaft (41) to rotate.

6. The sand-free drilling mud purification tank of claim 5, wherein: the stirring plate (42) is attached to the bottom wall of the stirring barrel (3).

7. The sand-drawing-free drilling mud purification tank according to claim 5, characterized in that: the side of the stirring plate (42) facing to the rotating linear velocity direction inclines upwards to the side back to the linear velocity direction.

8. The mud purification tank for a sand-free drilling according to any one of claims 5 to 6, wherein: and one end of the stirring plate (42) far away from the stirring shaft (41) is fixedly connected with a scraper (421) attached to the stirring barrel (3).

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