CN212428655U - Drilling mud does not fall to ground processing system - Google Patents
Drilling mud does not fall to ground processing system Download PDFInfo
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- CN212428655U CN212428655U CN202021016043.6U CN202021016043U CN212428655U CN 212428655 U CN212428655 U CN 212428655U CN 202021016043 U CN202021016043 U CN 202021016043U CN 212428655 U CN212428655 U CN 212428655U
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Abstract
The utility model discloses a drilling mud does not fall to ground processing system, including the collection box, the collection box is wide-top narrow-down structure, and the upper portion opening is big, and the bottom is semi-circular, and the bottom is equipped with the defeated auger of spiral, and the external diameter of defeated auger of spiral suits with the internal diameter of the semi-circular bottom of collection box, and the bottom of mud collecting vat is equipped with a plurality of mud through-holes, and the below of collection box is equipped with the mud collecting vat, and the upper portion opening size of mud collecting vat suits with the semi-circular bottom size of collection box, and the bottom of mud collecting vat is linked together through pipeline and solid-liquid separator to be equipped with the valve, and the liquid outlet end and the drilling fluid collection box of solid-liquid separator communicate, and the solid; the discharge port of the spiral conveying auger is communicated with a crusher, and the outlet end of the crusher is communicated with the mixing tank; the utility model has the advantages that: simple structure, low cost and good treatment effect.
Description
Technical Field
The utility model relates to a drilling mud processing apparatus, specifically speaking are drilling mud does not fall to ground processing system belongs to drilling mud processing apparatus field.
Background
The oil and gas field drilling mud waste is a mixture of drilling sewage, drilling mud and rock debris, is a relatively stable colloidal suspension system, contains clay, weighting materials, various chemical treatment agents, sewage, sump oil, drill cuttings and the like, has main chemical components harmful to the environment such as hydrocarbons, salts, various polymers, heavy metal ions, impurities in barite, asphalt and other modified substances, has the characteristics of high chroma, high petroleum, high COD (chemical oxygen demand), high suspended substances, high mineralization and the like, and is a main pollutant generated in the petroleum exploration and development process. In oil and gas drilling, a mud pit is dug in advance near a drilling machine to intensively collect and store waste drilling mud continuously discharged in the drilling process, and then the waste drilling mud is treated by a solidifying and burying method. When drilling a well in an oil and gas field, a mud pit is dug near the well head for storing wastes in the processes of drilling, well completion, well repair and the like, which easily causes the leakage and overflow of pollutants and pollutes underground water and surrounding soil. The mud pit occupies a large amount of land resources, and does not carry out harmless standard treatment on the waste mud in practice. The waste drilling mud is stored in a mud pit for a long time, and is easy to cause leakage and pollution to the natural environment and underground water sources. The chinese utility model patent entitled "a drilling mud discarded object does not fall to the ground receiving arrangement" application number is "CN 201520202562.4" discloses a drilling mud discarded object does not fall to the ground receiving arrangement, include: a plurality of receiving tanks, a plurality of screw conveyors, a vacuum tank and a vacuum pump; the top parts of the receiving tanks are respectively connected with a vibrating screen, a sand remover, a mud remover and a centrifugal machine of the mud circulating system and are used for collecting drilling mud waste, the bottom parts of the receiving tanks are correspondingly provided with the spiral conveyors, and discharge ports of the spiral conveyors are connected with the vacuum tank and are used for conveying the drilling mud waste to the vacuum tank; the vacuum tank is connected with the vacuum pump and used for containing drilling mud waste conveyed by the screw conveyors, and the vacuum pump is used for sucking materials output by the screw conveyors into the vacuum tank. However, the device is complicated and costly.
SUMMERY OF THE UTILITY MODEL
In order to solve the problem, the utility model discloses a drilling mud does not fall to ground processing system, simple structure, it is with low costs, the treatment effect is good.
The technical scheme of the utility model is that:
a drilling mud non-landing treatment system comprises a recovery box, wherein the recovery box is of a structure with a wide upper part and a narrow lower part, an upper opening is large, the bottom of the recovery box is semicircular, a spiral conveying auger is arranged at the bottom of the recovery box, the outer diameter of the spiral conveying auger is matched with the inner diameter of the semicircular bottom of the recovery box, so that rock debris waste falling to the bottom of the recovery box can be taken away, a plurality of mud through holes are formed in the bottom of the recovery box, sewage and mud in the recovery box can fall through the mud through holes, a mud collecting tank is arranged below the recovery box, the size of the upper opening of the mud collecting tank is matched with the size of the semicircular bottom of the recovery box, so that the falling mud and sewage can be completely recovered into the mud collecting tank, the bottom of the mud collecting tank is communicated with a solid-liquid separator through a pipeline and is provided with a valve, and the mud and sewage in the mud collecting tank can be subjected, obtaining drilling fluid and sludge, wherein the liquid outlet end of the solid-liquid separator is communicated with a drilling fluid recovery tank and is used for recycling the separated drilling fluid for secondary recycling, and the solid outlet end of the solid-liquid separator is communicated with a mixing tank; the discharge gate of defeated material auger of spiral is linked together with rubbing crusher for carry out shredding to the bold detritus, rubbing crusher's exit end with the blending tank is linked together, makes the detritus after smashing enter into the blending tank and mixes with solid-liquid separation's mud sediment.
Furthermore, the mixing tank is also connected with a road roller or a baking-free brick forming device, so that the mixture can be paved or the baking-free brick can be prepared, the waste is effectively utilized, the waste is changed into the valuable, and the economic benefit is increased.
Furthermore, the solid outlet end of the solid-liquid separator is communicated with the mixing tank through a spiral material conveying device, so that material conveying is facilitated, and the material conveying is smooth.
Furthermore, the mixing tank is also provided with an additive inlet and is communicated with an additive storage tank for adding paving or brick making auxiliary materials.
During operation, drilling mud directly falls into a recovery box, rock debris waste falling to the bottom is taken away through a spiral conveying auger, mud sewage is completely recovered into a mud collecting tank in the conveying process of the spiral conveying auger, solid-liquid separation is carried out on the mud sewage in the mud collecting tank through a solid-liquid separator to obtain drilling fluid and mud residues, the separated drilling fluid is recycled for secondary recycling through the drilling fluid recovery box, and solid materials enter a mixing tank through the outlet end of the solid-liquid separator; the large rock debris enters the crusher through the discharge port of the spiral conveying auger to be crushed, the crushed rock debris enters the mixing tank to be mixed with the sludge subjected to solid-liquid separation, and the mixture is paved or prepared into the baking-free brick through the road roller or the baking-free brick forming device, so that waste is effectively utilized, waste is changed into valuable, and economic benefit is increased.
The utility model has the advantages that: simple structure, low cost and good treatment effect.
The present invention will be further explained with reference to the drawings and examples.
Drawings
FIG. 1 is a schematic structural view of a system for handling drilling mud without falling to the ground according to an embodiment of the present invention;
fig. 2 is a side view of a recycling bin according to an embodiment of the present invention.
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. 1-2, a drilling mud non-landing treatment system comprises a recovery box 1, wherein the recovery box 1 is of a structure with a wide upper part and a narrow lower part, an opening at the upper part is large, the bottom part is semicircular, a spiral conveying auger 2 is arranged at the bottom part of the recovery box 1, the outer diameter of the spiral conveying auger 2 is matched with the inner diameter of the semicircular bottom part of the recovery box 1, so that rock debris waste falling to the bottom part can be taken away, a plurality of mud through holes are arranged at the bottom part of the recovery box 1, so that sewage and mud in the recovery box can fall through the mud through holes, a mud collecting tank 3 is arranged below the recovery box 1, the opening at the upper part of the mud collecting tank 3 is matched with the semicircular bottom part of the recovery box 1, so that the fallen mud and sewage can be completely recovered into the mud collecting tank, and the bottom part of the mud collecting tank 3 is communicated with a solid-liquid, the device is provided with a valve which can be opened at regular time according to needs, mud sewage in the mud collecting tank is subjected to solid-liquid separation through a solid-liquid separator 4 to obtain drilling fluid and mud residue, a liquid outlet end of the solid-liquid separator 4 is communicated with a drilling fluid recovery tank 5 and is used for recycling the separated drilling fluid for secondary circulation, and a solid outlet end of the solid-liquid separator 4 is communicated with a mixing tank 6; the discharge gate of defeated material auger 2 of spiral is linked together with rubbing crusher 7 for carry out shredding to the bold detritus, rubbing crusher 7's exit end with blending tank 6 is linked together, makes the detritus after smashing enter into the blending tank and mixes with solid-liquid separation's mud sediment.
The mixing tank is also connected with a road roller or a baking-free brick forming device, so that the mixture can be paved or the baking-free brick can be prepared, the waste is effectively utilized, the waste is changed into the valuable, and the economic benefit is increased.
The solid outlet end of the solid-liquid separator is communicated with the mixing tank through a spiral material conveying device, so that material conveying is facilitated, and the material conveying is smooth.
The mixing tank is also provided with an additive inlet and is communicated with an additive storage tank for adding paving or brick making auxiliary materials.
During operation, drilling mud directly falls into a recovery box, rock debris waste falling to the bottom is taken away through a spiral conveying auger, mud sewage is completely recovered into a mud collecting tank in the conveying process of the spiral conveying auger, solid-liquid separation is carried out on the mud sewage in the mud collecting tank through a solid-liquid separator to obtain drilling fluid and mud residues, the separated drilling fluid is recycled for secondary recycling through the drilling fluid recovery box, and solid materials enter a mixing tank through the outlet end of the solid-liquid separator; the large rock debris enters the crusher through the discharge port of the spiral conveying auger to be crushed, the crushed rock debris enters the mixing tank to be mixed with the sludge subjected to solid-liquid separation, and the mixture is paved or prepared into the baking-free brick through the road roller or the baking-free brick forming device, so that waste is effectively utilized, waste is changed into valuable, and economic benefit is increased.
Claims (4)
1. A drilling mud does not fall to the ground processing system which characterized in that: the recovery box is of a structure with a wide upper part and a narrow lower part, an opening at the upper part is large, the bottom of the recovery box is semicircular, a spiral conveying auger is arranged at the bottom of the recovery box, the outer diameter of the spiral conveying auger is matched with the inner diameter of the semicircular bottom of the recovery box, a plurality of slurry through holes are formed in the bottom of the spiral conveying auger, a slurry collecting tank is arranged below the recovery box, the size of the opening at the upper part of the slurry collecting tank is matched with the size of the semicircular bottom of the recovery box, the bottom of the slurry collecting tank is communicated with a solid-liquid separator through a pipeline and is provided with a valve, the liquid outlet end of the solid-liquid separator is communicated with a drilling fluid recovery box, and the; the discharge gate of defeated auger of spiral is linked together with rubbing crusher, rubbing crusher's exit end with the blending tank is linked together.
2. The drilling mud non-landing treatment system of claim 1, wherein: the mixing tank is also connected with a road roller or a baking-free brick forming device.
3. The drilling mud non-landing treatment system of claim 1, wherein: and the solid outlet end of the solid-liquid separator is communicated with the mixing tank through a spiral material conveying device.
4. The drilling mud non-landing treatment system of claim 1, wherein: the mixing tank is also provided with an additive inlet and is communicated with the additive storage tank.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
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| CN202021016043.6U CN212428655U (en) | 2020-06-05 | 2020-06-05 | Drilling mud does not fall to ground processing system |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202021016043.6U CN212428655U (en) | 2020-06-05 | 2020-06-05 | Drilling mud does not fall to ground processing system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113149604A (en) * | 2021-05-08 | 2021-07-23 | 榆林昌荣华城再生能源有限公司 | Method for making bricks by using waste drilling mud and rock debris of oil and gas fields |
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2020
- 2020-06-05 CN CN202021016043.6U patent/CN212428655U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113149604A (en) * | 2021-05-08 | 2021-07-23 | 榆林昌荣华城再生能源有限公司 | Method for making bricks by using waste drilling mud and rock debris of oil and gas fields |
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