CN211397513U

CN211397513U - Drilling fluid collecting device

Info

Publication number: CN211397513U
Application number: CN201921481664.9U
Authority: CN
Inventors: 李强
Original assignee: Individual
Current assignee: Individual
Priority date: 2019-09-06
Filing date: 2019-09-06
Publication date: 2020-09-01
Anticipated expiration: 2029-09-06

Abstract

The utility model discloses a drilling fluid collection device relates to well drilling technical field. It comprises a drilling platform; the lower part of the right end of the drilling platform is fixedly connected with a collecting pipe; the left end of the collecting pipe is communicated with a liquid discharge groove on the drilling platform; a sealed collecting container is arranged on the right side of the drilling platform; a visible window is arranged at the front end of the collecting container; the upper side of the left end of the collecting container is hermetically communicated with the right end of the collecting pipe; the upper end of the collecting container is provided with a negative pressure pump; the air exhaust end of the negative pressure pump is communicated with a negative pressure pipe; the lower end of the negative pressure pipe is communicated with the upper side of the right end of the collecting container in a sealing way; an inclined filter screen is fixed at the upper part in the collecting container and separates the collecting container. The utility model has the advantages that: when the drilling fluid collecting device is used, the drilling fluid is separated and treated, the drilling fluid is quickly collected, the efficiency is improved, the collected fluid can be used in an auxiliary mode all the time, and the environmental pollution is reduced.

Description

Drilling fluid collecting device

Technical Field

The utility model relates to a well drilling technical field.

Background

During drilling operations, as the drill is tripped out, some of the mud may flow onto the drill floor of the rig. It is possible that the slurry also dissolves small amounts of combustible gases and liquids, such as hydrogen sulphide, natural gas, hydrocarbons, crude oil. Therefore, the liquid coming out of the area of the drill floor is considered to be a hazardous liquid and must be collected and disposed of. At present, the treatment of drilling fluid is to arrange a drainage tank on a drilling platform, and to drain the drilling fluid to the ground through the drainage tank. Traditional collection device is inconvenient when using is handling its separation, the polluted environment is more serious, and when drilling platform's drilling fluid was too much, because some drilling fluid is more viscous, the inconvenient quick collection container that discharges into with it of natural flowing back groove, the drilling fluid is easy to be stored too much on drilling platform and is influenced the drilling, also can serious polluted environment when spilling over, and inefficiency, and traditional collection device has the inconvenient use always of certain capacity, traditional not fine mud stone or silt that will be stained with the drilling fluid carry out the waste liquid and draw the filtration, the pollution degree is great.

SUMMERY OF THE UTILITY MODEL

The utility model aims to solve the technical problem that the technique that exists is not enough to the aforesaid, provide a drilling fluid collection device. When the drilling fluid collecting device is used, the drilling fluid is separated and treated, the drilling fluid is quickly collected, the efficiency is improved, the collected fluid can be used in an auxiliary mode all the time, and the environmental pollution is reduced.

The utility model adopts the technical proposal that: providing a drilling fluid collection device comprising a drilling platform; the lower part of the right end of the drilling platform is fixedly connected with a collecting pipe; the left end of the collecting pipe is communicated with a liquid discharge groove on the drilling platform; a sealed collecting container is arranged on the right side of the drilling platform; a visible window is arranged at the front end of the collecting container; the upper side of the left end of the collecting container is hermetically communicated with the right end of the collecting pipe; the upper end of the collecting container is provided with a negative pressure pump; the air exhaust end of the negative pressure pump is communicated with a negative pressure pipe; the lower end of the negative pressure pipe is communicated with the upper side of the right end of the collecting container in a sealing way; an inclined filter screen is fixed at the upper part in the collecting container and separates the collecting container; the left end of the collecting container is provided with a sludge discharge hole; a sludge discharge plate is arranged at the left end of the sludge discharge hole; the mud discharging plate is matched with the mud discharging hole in a sealing way; the front end and the rear end of the mud discharging plate are provided with fixing bolts; the sludge discharging plate is in threaded connection and matching with the collecting container through a fixing bolt; the right part of the lower end of the filter screen is fixedly connected with a baffle plate; an exhaust pipe is arranged on the right side of the clapboard; the right end of the exhaust pipe penetrates through the right end in the collection container in a sealing manner; the right end of the collecting container is provided with an air pump; the air exhaust end of the air exhaust pump is communicated with the right end of the air exhaust pipe; the lower side of the right end of the collecting container is communicated with a pi-shaped drain pipe; the right end of the drain pipe is communicated with an external waste liquid tank.

Further optimize this technical scheme, drilling fluid collection device's row mud board right-hand member is provided with the handle.

Further optimize this technical scheme, scribble the teflon coating in the collecting tube of drilling fluid collection device.

The utility model discloses compare with traditional collection device, its beneficial effect lies in:

1. the drilling platform, the collecting pipe, the collecting container, the filter screen and the visible window are matched, so that mud stones or silt can be conveniently taken out for treatment, liquid and mud stones or silt stuck with the drilling fluid can be conveniently separated, the treatment is convenient, and the use is convenient;

2. the negative pressure pump, the negative pressure pipe, the collecting container and the collecting pipe are matched to increase the negative pressure, the enhancement of the negative pressure can generate suction force to quickly pump the drilling fluid into the collecting container, the drilling fluid is conveniently and quickly collected according to the condition, the efficiency is increased, and the use is convenient; the matching of the collecting container and the drain pipe is similar to the structure and the principle of a closestool, so that the collecting container can collect liquid all the time, and the use is convenient;

3. the filter screen, the collection container, the partition plate, the air pump and the air exhaust pipe are matched to generate negative pressure, so that liquid in the mud stone or the sediment stuck with the drilling fluid is further absorbed into the collection container, the waste liquid amount in the mud stone or the sediment stuck with the drilling fluid is reduced, the environmental pollution is reduced after treatment, and the use is convenient;

4. the handle is arranged at the right end of the mud discharging plate, so that the mud discharging plate is convenient to use; the collecting pipe is internally coated with the Teflon coating, so that the adhesion is reduced, and the use is convenient.

Drawings

Fig. 1 is a schematic structural view of the present invention;

FIG. 2 is a schematic view of the internal structure of the collecting container of the present invention;

in the figure, 1, a drilling platform; 2. a collection pipe; 3. a collection container; 4. a visible window; 5. a negative pressure pump; 6. A negative pressure tube; 7. a filter screen; 8. a sludge discharge hole; 9. a mud discharging plate; 10. fixing the bolt; 11. a partition plate; 12. An air exhaust pipe; 13. an air pump; 14. a drain pipe; 15. a handle.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and specific embodiments.

As shown in fig. 1-2, the drilling fluid collection device comprises a drilling platform 1; the lower part of the right end of the drilling platform 1 is fixedly connected with a collecting pipe 2; the left end of the collecting pipe 2 is communicated with a liquid discharge groove on the drilling platform 1; a sealed collecting container 3 is arranged on the right side of the drilling platform 1; the front end of the collecting container 3 is provided with a visible window 4; the upper side of the left end of the collecting container 3 is hermetically communicated with the right end of the collecting pipe 2; the upper end of the collecting container 3 is provided with a negative pressure pump 5; the air exhaust end of the negative pressure pump 5 is communicated with a negative pressure pipe 6; the lower end of the negative pressure pipe 6 is hermetically communicated with the upper side of the right end of the collecting container 3; an inclined filter screen 7 is fixed at the upper part in the collecting container 3, and the collecting container 3 is separated by the filter screen 7; the right end of the filter screen 7 and the left end of the collecting container 3 are provided with sludge discharge holes 8; a sludge discharge plate 9 is arranged at the left end of the sludge discharge hole 8; the mud discharging plate 9 is in sealing fit with the mud discharging hole 8; the front end and the rear end of the mud discharging plate 9 are both provided with fixing bolts 10; the sludge discharging plate 9 is in threaded connection and matching with the collecting container 3 through a fixing bolt 10; the right part of the lower end of the filter screen 7 is fixedly connected with a partition plate 11; an exhaust pipe 12 is arranged on the right of the clapboard 11; the right end of the exhaust tube 12 penetrates through the right end in the collecting container 3 in a sealing way; the right end of the collecting container 3 is provided with an air pump 13; the air suction end of the air suction pump 13 is communicated with the right end of the air suction pipe 12; the lower side of the right end of the collecting container 3 is communicated with a pi-shaped drain pipe 14; the right end of the water discharge pipe 14 is communicated with an external waste liquid tank; the right end of the mud discharging plate 9 is provided with a handle 15; the collecting pipe 2 is internally coated with a Teflon coating.

The position structure of the drain pipe 14 is shown in FIG. 1;

during drilling, the generated drilling fluid falls onto the drilling platform 1, the drilling fluid flows into the collecting pipe 2 through a fluid discharge groove in the drilling platform 1, the drilling fluid is guided into the collecting container 3 from the collecting pipe 2, the drilling fluid enters the collecting container 3 and flows onto the filter screen 7, liquid flows down from the filter screen 7 and reaches the collecting container 3, mud stones or silt stuck with the drilling fluid can be screened on the filter screen 7, the mud stones or silt stuck with the drilling fluid move to the right part of the filter screen 7 according to the inclination of the filter screen 7, mud stones or silt stuck with the drilling fluid are observed through the visual window 4, if too many mud plates 9 are opened together with the fixing bolts 10, and then the mud stones or silt are taken out and treated, so that the liquid and the mud stones or silt stuck with the drilling fluid are conveniently separated, the treatment is convenient, and the use is convenient;

when the drilling fluid of the drilling platform 1 is too much, the drilling fluid is too viscous, a natural fluid discharge groove is inconvenient to discharge into the collecting container 3 quickly, the drilling fluid is easy to be stored on the drilling platform 1 too much to affect drilling, the environment is seriously polluted when the drilling fluid overflows, the negative pressure pump 5 is opened at the moment, negative pressure is added to the collecting container 3 through the negative pressure pipe 6, the collecting container 3 increases negative pressure to the fluid discharge groove through the collecting pipe 2, suction force is generated by the enhancement of the negative pressure to suck the drilling fluid into the collecting container 3 quickly, the drilling fluid is collected conveniently and quickly according to the situation, the efficiency is increased, and the use is convenient;

when the liquid in the collecting container 3 is increased, the liquid flows into the drain pipe 14, and when the liquid level in the collecting container 3 is higher than the highest end of the drain pipe 14, the liquid is discharged from the drain pipe 14 into the waste liquid tank, and the structure and the principle of a closestool are similar, so that the liquid can be collected all the time, and the use is convenient;

after being filtered by the filter screen 7, mud stones or silt adhered with the drilling fluid still have a lot of waste liquid, so that the environment can be polluted greatly, when the liquid in the collecting container 3 is higher than the partition board 11, the air extracting pump 13 is opened at the moment, the air extracting pump 13 extracts the liquid in the collecting container 3 through the air extracting pipe 12, the partition board 11 and the liquid in the collecting container 3 form a sealed space at the lower part of the right end of the filter screen 7 by the liquid in the filter screen 7, and the right end of the partition board 11 generates negative pressure at the upper end of the filter screen 7 to absorb the liquid in the mud stones or silt adhered with the drilling fluid into the collecting container 3, so that the amount of the waste liquid in the mud stones or silt adhered with the drilling fluid is reduced, the environment pollution is reduced;

the utility model discloses negative pressure pump and aspiration pump all adopt the model to be T0103242.

Claims

1. A drilling fluid collection device which characterized in that: comprising a drilling platform (1); the lower part of the right end of the drilling platform (1) is fixedly connected with a collecting pipe (2); the left end of the collecting pipe (2) is communicated with a liquid discharge groove on the drilling platform (1);

a sealed collecting container (3) is arranged on the right side of the drilling platform (1); a visible window (4) is arranged at the front end of the collecting container (3); the upper side of the left end of the collecting container (3) is hermetically communicated with the right end of the collecting pipe (2); the upper end of the collecting container (3) is provided with a negative pressure pump (5); the air exhaust end of the negative pressure pump (5) is communicated with a negative pressure pipe (6); the lower end of the negative pressure pipe (6) is hermetically communicated with the upper side of the right end of the collecting container (3); an inclined filter screen (7) is fixed at the upper part in the collecting container (3), and the collecting container (3) is separated by the filter screen (7); the right end of the filter screen (7) and the left end of the collecting container (3) are provided with sludge discharge holes (8); a sludge discharge plate (9) is arranged at the left end of the sludge discharge hole (8); the mud discharging plate (9) is in sealing fit with the mud discharging hole (8); the front end and the rear end of the mud discharging plate (9) are provided with fixing bolts (10); the sludge discharge plate (9) is in threaded connection fit with the collection container (3) through a fixing bolt (10); the right part of the lower end of the filter screen (7) is fixedly connected with a partition board (11); an air exhaust pipe (12) is arranged on the right of the clapboard (11); the right end of the air exhaust pipe (12) penetrates through the right end in the collection container (3) in a sealing way; the right end of the collecting container (3) is provided with an air pump (13); the air exhaust end of the air exhaust pump (13) is communicated with the right end of the air exhaust pipe (12); the lower side of the right end of the collecting container (3) is communicated with a pi-shaped drain pipe (14); the right end of the water discharge pipe (14) is communicated with an external waste liquid tank.

2. The drilling fluid collection device of claim 1, wherein: the right end of the mud discharging plate (9) is provided with a handle (15).

3. The drilling fluid collection device of claim 1, wherein: the collecting pipe (2) is internally coated with a Teflon coating.