CN213392055U - Drilling mud waste does not fall to ground receiving equipment - Google Patents
Drilling mud waste does not fall to ground receiving equipment Download PDFInfo
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- CN213392055U CN213392055U CN202021698110.7U CN202021698110U CN213392055U CN 213392055 U CN213392055 U CN 213392055U CN 202021698110 U CN202021698110 U CN 202021698110U CN 213392055 U CN213392055 U CN 213392055U
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Abstract
The utility model discloses a drilling mud waste non-landing receiving device, which comprises a vibrating screen, a desander, a desilter and a centrifuge; the first receiving tank is communicated with the vibrating screen through a pipeline; the second receiving tank is respectively communicated with the centrifugal machine, the desander and the deslimer through pipelines; the waste collection system is respectively communicated with the first receiving tank and the second receiving tank through pipelines; the filter press system is communicated with the waste collection system through a pipeline; the deep treatment system is communicated with the filter press system through a pipeline; the curing system is respectively communicated with the waste collecting system and the filter press system through pipelines. The utility model discloses utilize shale shaker, desander and desliming ware, centrifuge to collect mud and detritus on the spot and separate, reach one-level emission standard after making cured product leachate, well drilling effluent treatment. And adding a special curing agent into the separated rock debris for in-situ curing, and performing innocent treatment to completely eliminate the hidden danger of pollution.
Description
Technical Field
The utility model relates to a drilling mud discarded object recovery processing technology field especially relates to a drilling mud discarded object does not fall to ground receiving equipment.
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. 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 drilling sewage, mud, debris and the like are continuously generated along with the drilling process, and although the total amount is not large, the drilling sewage, mud, debris and the like are difficult to convey and clean due to the fact that a large amount of drilling mud adheres to the surface of the drilling mud. In addition, the mud replaced in the drilling process has large discharge amount in a short time after the completion of the well, and cannot be quickly received and treated by pipeline transportation and general equipment. At present, some recovery units have been designed around the big, difficult processing of process discarded object total volume along with boring, the big scheduling problem of short time discharge capacity, but its structure and overall dimension are all great, and area is big, and the discarded object after the receipt is difficult for clearing up needs the manual work to get into receiving arrangement and carries out artifical clearance, and intensity of labour is big, and the time spent is of a specified duration. Therefore, designing a drilling mud waste non-landing receiving device is a necessary means for solving the problem of drilling waste recovery in the drilling process.
Chinese utility model patent publication No. CN204646188U discloses a drilling mud waste 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. Although the technical scheme can realize the simultaneous collection of the waste in the drilling process while drilling, the requirement that the mud waste does not fall to the ground is met. However, the result of harmless treatment cannot be achieved completely, and the hidden danger of pollution cannot be eliminated completely.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a can thoroughly reach innocent treatment, the drilling mud discarded object of eliminating the pollution hidden danger completely does not fall to the ground receiving equipment.
In order to achieve the above object, the present invention provides the following technical solutions:
a drilling mud waste non-landing receiving apparatus, comprising:
a vibrating screen, a sand remover, a mud remover and a centrifuge;
the first receiving tank is communicated with the vibrating screen through a pipeline;
the second receiving tank is respectively communicated with the centrifugal machine, the sand remover and the mud remover through pipelines;
the waste collection system is respectively communicated with the first receiving tank and the second receiving tank through pipelines;
a filter press system in communication with the waste collection system via a pipeline;
the deep treatment system is communicated with the filter press system through a pipeline;
and the curing system is respectively communicated with the waste collecting system and the filter press system through pipelines.
Further, the drilling mud waste landing-free receiving apparatus further comprises:
and the homogenizing adjusting system is respectively communicated with the waste collecting system and the filter press system through pipelines.
Further, the drilling mud waste landing-free receiving apparatus further comprises:
and the centrifugal device is respectively communicated with the homogenizing adjusting system and the curing system through pipelines.
Further, the drilling mud waste landing-free receiving apparatus further comprises:
and the air floatation device is respectively communicated with the filter press system, the centrifugal device and the curing system through pipelines.
Further, the air floatation device is an electrolytic air floatation device.
Furthermore, the advanced treatment system consists of an ultrafiltration system and a reverse osmosis system.
Further, the vibrating screen is a linear vibrating screen or a circular vibrating screen.
Furthermore, a chamber type filter press or a vertical type filter press is adopted in the filter press system.
The utility model provides a drilling mud discarded object does not fall to the ground receiving equipment, it utilizes shale shaker, desander and desliming ware, centrifuge to collect mud and detritus on the spot and separate to solved the discarded object because of open storage, season in turn, seepage, overflow, the diffusion that reasons such as construction dispersion cause, and to the pollution that all ring edge borders, water source (groundwater, surface water) and soil caused. The condensate leachate and the drilling wastewater can reach the first-grade discharge standard after treatment. And adding a special curing agent into the separated rock debris for in-situ curing, and performing innocent treatment to completely eliminate the hidden danger of pollution.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to these drawings.
Fig. 1 is a schematic structural diagram of a drilling mud waste non-landing receiving device according to an embodiment of the present invention.
Description of reference numerals:
1. vibrating screen; 2. desanders and deslimers; 3. a centrifuge; 4. a first receiving tank; 5. a second receiving tank; 6. a waste collection system; 7. a homogeneity conditioning system; 8. a filter press system; 9. a deep processing system; 10. a centrifugal device; 11. an air floatation device; 12. and (4) curing the system.
Detailed Description
In order to make the technical solution of the present invention better understood by those skilled in the art, the present invention will be further described in detail with reference to the accompanying drawings.
Example one
The utility model provides a drilling mud discarded object does not fall to ground receiving equipment, its includes shale shaker 1, desander and desliming ware 2, centrifuge 3, first receiving tank 4, second receiving tank 5, discarded object collection system 6, pressure filter system 8, advanced treatment system 9, curing system 12. Can refer to FIG. 1, wherein
The vibrating screen 1 is a linear vibrating screen or a circular vibrating screen.
The first receiving tank 4 is communicated with the vibrating screen 1 through a pipeline, and the second receiving tank 5 is respectively communicated with the centrifugal machine 3, the sand remover and the mud remover 2 through pipelines.
The waste collection system 6 is respectively communicated with the first receiving tank 4 and the second receiving tank 5 through pipelines.
The filter press system 8 is in communication with the waste collection system 6 via a conduit. The filter press system 8 adopts a chamber filter press or a vertical filter press. The two sides of the filter plates in the chamber filter press are recessed, every two filter plates are combined into a chamber-shaped filter chamber, the filter frame is omitted, and a circular hole suspension liquid flows into each filter chamber from the center of the filter plates. Such filters are suitable for suspensions which require filtration at relatively high pressures without the filter residue needing to be washed. The vertical filter press filter plates are horizontally and vertically superposed to form a group of filter chambers, so that the floor area is small. The continuous filter belt is adopted, after filtration is completed, the filter belt is moved to carry out slag unloading and filter belt cleaning, and the operation is automatic. The filter press has wide application range and simple structure. The plate and the frame are compressed and pulled open, the slag is discharged, and the filter cloth is cleaned, so that the automatic operation can be realized, and the large-scale development of the filter press is facilitated. After the elastic rubber diaphragm is additionally arranged in the filtering chamber of the filter press, high-pressure water or compressed air can be used for compressing filter residues by means of the rubber diaphragm after filtering is finished, so that the filter residues are further squeezed and drained, the filtering chamber with the variable volume and the compressed filter residues are formed, and the pressure of the filtering chamber can reach 1-2 MPa.
The advanced treatment system 9 is communicated with the filter press system 8 through a pipeline. The advanced treatment system 9 consists of an ultrafiltration system and a reverse osmosis system.
The solidification system 12 is respectively communicated with the waste collection system 6 and the filter press system 8 through pipelines.
The mud mixture is conveyed into a vibrating screen 1, a sand remover, a mud remover 2 and a centrifugal machine 3, the vibrating screen 1, the sand remover, the mud remover 2 and the centrifugal machine 3 carry out solid-liquid separation on mud and rock debris on site, a first receiving tank 4 is used for receiving waste after the vibrating screen 1 is processed, and a second receiving tank 5 is used for receiving waste after the sand remover, the mud remover 2 and the centrifugal machine 3 are processed. Then, after the waste collection system 6 collects the waste in the first receiving tank 4 and the second receiving tank 5, the solid phase part is sent to the solidification system 12 for in-situ solidification, and the solidified product can be used as foundation soil and the like; the liquid phase part is subjected to squeezing filtration by a filter press system 8, and the treated liquid phase part is treated by an ultrafiltration system and a reverse osmosis system in an advanced treatment system 9 to become ultrafiltration water and reverse osmosis water and is discharged; the treated solid portion of the filter press system 8 is sent to a curing system 12 for in situ curing, and the cured product may be used as foundation soil or the like.
Example two
The utility model provides a drilling mud discarded object does not fall to ground receiving equipment, its includes shale shaker 1, desander and desliming ware 2, centrifuge 3, first receiving tank 4, second receiving tank 5, discarded object collecting system 6, homogeneity governing system 7, pressure filter system 8, advanced treatment system 9, centrifugal device 10, curing system 12. Can refer to FIG. 1, wherein
The vibrating screen 1 is a linear vibrating screen or a circular vibrating screen.
The first receiving tank 4 is communicated with the vibrating screen 1 through a pipeline, and the second receiving tank 5 is respectively communicated with the centrifugal machine 3, the sand remover and the mud remover 2 through pipelines.
The waste collection system 6 is respectively communicated with the first receiving tank 4 and the second receiving tank 5 through pipelines.
The homogenizing adjusting system 7 is communicated with the waste collecting system 6 through a pipeline.
The filter press system 8 is communicated with the homogenizing adjusting system 7 through a pipeline. The filter press system 8 adopts a chamber filter press or a vertical filter press. The two sides of the filter plates in the chamber filter press are recessed, every two filter plates are combined into a chamber-shaped filter chamber, the filter frame is omitted, and a circular hole suspension liquid flows into each filter chamber from the center of the filter plates. Such filters are suitable for suspensions which require filtration at relatively high pressures without the filter residue needing to be washed. The vertical filter press filter plates are horizontally and vertically superposed to form a group of filter chambers, so that the floor area is small. The continuous filter belt is adopted, after filtration is completed, the filter belt is moved to carry out slag unloading and filter belt cleaning, and the operation is automatic. The filter press has wide application range and simple structure. The plate and the frame are compressed and pulled open, the slag is discharged, and the filter cloth is cleaned, so that the automatic operation can be realized, and the large-scale development of the filter press is facilitated. After the elastic rubber diaphragm is additionally arranged in the filtering chamber of the filter press, high-pressure water or compressed air can be used for compressing filter residues by means of the rubber diaphragm after filtering is finished, so that the filter residues are further squeezed and drained, the filtering chamber with the variable volume and the compressed filter residues are formed, and the pressure of the filtering chamber can reach 1-2 MPa.
The advanced treatment system 9 is communicated with the filter press system 8 through a pipeline. The advanced treatment system 9 consists of an ultrafiltration system and a reverse osmosis system.
The solidification system 12 is respectively communicated with the waste collection system 6 and the filter press system 8 through pipelines.
The centrifugal device 10 is respectively communicated with the homogenization regulating system 7 and the solidification system 12 through pipelines.
The mud mixture is conveyed into a vibrating screen 1, a sand remover, a mud remover 2 and a centrifugal machine 3, the vibrating screen 1, the sand remover, the mud remover 2 and the centrifugal machine 3 carry out solid-liquid separation on mud and rock debris on site, a first receiving tank 4 is used for receiving waste after the vibrating screen 1 is processed, and a second receiving tank 5 is used for receiving waste after the sand remover, the mud remover 2 and the centrifugal machine 3 are processed. Then, the waste collecting system 6 collects the waste in the first receiving tank 4 and the second receiving tank 5, and the solid phase portion is sent to the solidifying system 12 to be solidified in situ, and the solidified product can be used as foundation soil or the like. The liquid phase part is sent to a homogenizing and regulating system 7 to regulate the liquid, wherein the oil-containing liquid is screened by a centrifugal device 10, the screened solid phase part is sent to a solidifying system 12 to be solidified in situ, and the solidified product can be used as foundation soil and the like. The liquid without oil after the treatment of the homogenizing adjusting system 7 is pressed and filtered by a filter press system 8, and the treated liquid phase part is treated by an ultrafiltration system and a reverse osmosis system in an advanced treatment system 9 to become ultrafiltration water and reverse osmosis water to be discharged; the treated solid portion of the filter press system 8 is sent to a curing system 12 for in situ curing, and the cured product may be used as foundation soil or the like. In addition, the homogeneous regulation system 7 can also directly receive waste mud, sludge and well site sewage, and after the waste mud, the sludge and the well site sewage are treated by the homogeneous regulation system 7, the waste mud, the sludge and the well site sewage are subjected to relevant treatment by the filter press system 8, the deep treatment system 9, the centrifugal device 10 and the solidification system 12.
EXAMPLE III
As shown in fig. 1, the drilling mud waste non-landing receiving equipment comprises a vibrating screen 1, a sand remover and mud remover 2, a centrifuge 3, a first receiving tank 4, a second receiving tank 5, a waste collecting system 6, a homogenizing adjusting system 7, a filter press system 8, an advanced treatment system 9, a centrifugal device 10, an air flotation device 11 and a curing system 12. Wherein
The vibrating screen 1 is a linear vibrating screen or a circular vibrating screen.
The first receiving tank 4 is communicated with the vibrating screen 1 through a pipeline, and the second receiving tank 5 is respectively communicated with the centrifugal machine 3, the sand remover and the mud remover 2 through pipelines.
The waste collection system 6 is respectively communicated with the first receiving tank 4 and the second receiving tank 5 through pipelines.
The homogenizing adjusting system 7 is communicated with the waste collecting system 6 through a pipeline.
The filter press system 8 is communicated with the homogenizing adjusting system 7 through a pipeline. The filter press system 8 adopts a chamber filter press or a vertical filter press. The two sides of the filter plates in the chamber filter press are recessed, every two filter plates are combined into a chamber-shaped filter chamber, the filter frame is omitted, and a circular hole suspension liquid flows into each filter chamber from the center of the filter plates. Such filters are suitable for suspensions which require filtration at relatively high pressures without the filter residue needing to be washed. The vertical filter press filter plates are horizontally and vertically superposed to form a group of filter chambers, so that the floor area is small. The continuous filter belt is adopted, after filtration is completed, the filter belt is moved to carry out slag unloading and filter belt cleaning, and the operation is automatic. The filter press has wide application range and simple structure. The plate and the frame are compressed and pulled open, the slag is discharged, and the filter cloth is cleaned, so that the automatic operation can be realized, and the large-scale development of the filter press is facilitated. After the elastic rubber diaphragm is additionally arranged in the filtering chamber of the filter press, high-pressure water or compressed air can be used for compressing filter residues by means of the rubber diaphragm after filtering is finished, so that the filter residues are further squeezed and drained, the filtering chamber with the variable volume and the compressed filter residues are formed, and the pressure of the filtering chamber can reach 1-2 MPa.
The advanced treatment system 9 is communicated with the filter press system 8 through a pipeline. The advanced treatment system 9 consists of an ultrafiltration system and a reverse osmosis system.
The solidification system 12 is respectively communicated with the waste collection system 6 and the filter press system 8 through pipelines.
The centrifugal device 10 is respectively communicated with the homogenization regulating system 7 and the solidification system 12 through pipelines.
The air floating device 11 is respectively communicated with the filter press system 8, the centrifugal device 10 and the curing system 12 through pipelines. The air flotation device 11 is an electrolytic air flotation device. The electrolytic air floating device directly electrolyzes the waste water by using an insoluble anode and a cathode and supplying direct current. The anode and the cathode generate hydrogen and oxygen micro-bubbles, pollutant particles in the wastewater or floccules formed by coagulation treatment are adhered and float to the water surface to generate a foam layer, and then the foam is scraped to realize the separation and removal of pollutants.
The mud mixture is conveyed into a vibrating screen 1, a sand remover, a mud remover 2 and a centrifugal machine 3, the vibrating screen 1, the sand remover, the mud remover 2 and the centrifugal machine 3 carry out solid-liquid separation on mud and rock debris on site, a first receiving tank 4 is used for receiving waste after the vibrating screen 1 is processed, and a second receiving tank 5 is used for receiving waste after the sand remover, the mud remover 2 and the centrifugal machine 3 are processed. Then, the waste collecting system 6 collects the waste in the first receiving tank 4 and the second receiving tank 5, and the solid phase portion is sent to the solidifying system 12 to be solidified in situ, and the solidified product can be used as foundation soil or the like. The liquid phase part is sent to a homogenizing and regulating system 7 to regulate the liquid, wherein the oil-containing liquid is screened by a centrifugal device 10, the screened solid phase part is sent to a solidifying system 12 to be solidified in situ, and the solidified product can be used as foundation soil and the like. The liquid phase part screened by the centrifugal device 10 is sent to an air flotation device 11, and after being treated by the air flotation device 11, the liquid is sent to a filter press system 8 for squeezing and filtering; the scum filtered by the air floating device 11 is sent to a curing system 12 for in-situ curing, and the cured product can be used as foundation soil and the like. The liquid without oil treated by the homogenizing adjusting system 7 and the liquid from which the solid dross is filtered after being treated by the air floating device 11 are pressed and filtered by the filter press system 8, and the treated liquid phase part is treated by the ultrafiltration system and the reverse osmosis system in the advanced treatment system 9 to become ultrafiltration water and reverse osmosis water to be discharged; the treated solid portion of the filter press system 8 is sent to a curing system 12 for in situ curing, and the cured product may be used as foundation soil or the like. In addition, the homogeneous regulation system 7 can also directly receive waste mud, sludge and well site sewage, and after the waste mud, the sludge and the well site sewage are treated by the homogeneous regulation system 7, the waste mud, the sludge and the well site sewage are subjected to relevant treatment by the filter press system 8, the deep treatment system 9, the centrifugal device 10 and the solidification system 12.
The vibrating screen 1, the desander and the desliming device 2, the centrifuge 3, the first receiving tank 4, the second receiving tank 5, the waste collecting system 6, the homogenizing and adjusting system 7, the filter press system 8, the advanced treatment system 9, the centrifuge device 10, the air flotation device 11 and the curing system 12 in the embodiments are all prepared products existing in the market.
In the drilling mud waste non-landing receiving equipment in each embodiment, the vibrating screen, the sand remover, the mud remover and the centrifugal machine are used for collecting and separating mud and rock debris on site, so that the pollution to the surrounding environment, water sources (underground water, surface water) and soil caused by leakage, overflow and diffusion of waste due to open storage, alternate seasons, construction dispersion and the like is avoided. The condensate leachate and the drilling wastewater can reach the first-grade discharge standard after treatment. And adding a special curing agent into the separated rock debris for in-situ curing, and performing innocent treatment to completely eliminate the hidden danger of pollution.
While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the present invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.
Claims (8)
1. A drilling mud waste non-landing receiving apparatus, comprising:
a vibrating screen, a sand remover, a mud remover and a centrifuge;
the first receiving tank is communicated with the vibrating screen through a pipeline;
the second receiving tank is respectively communicated with the centrifugal machine, the sand remover and the mud remover through pipelines;
the waste collection system is respectively communicated with the first receiving tank and the second receiving tank through pipelines;
a filter press system in communication with the waste collection system via a pipeline;
the deep treatment system is communicated with the filter press system through a pipeline;
and the curing system is respectively communicated with the waste collecting system and the filter press system through pipelines.
2. The drilling mud waste landing-free receiving apparatus of claim 1, further comprising:
and the homogenizing adjusting system is respectively communicated with the waste collecting system and the filter press system through pipelines.
3. The drilling mud waste landing-free receiving apparatus of claim 2, further comprising:
and the centrifugal device is respectively communicated with the homogenizing adjusting system and the curing system through pipelines.
4. The drilling mud waste landing-free receiving apparatus of claim 3, further comprising:
and the air floatation device is respectively communicated with the filter press system, the centrifugal device and the curing system through pipelines.
5. The drilling mud waste non-landing receiving apparatus of claim 4, wherein the air flotation device is an electrolytic air flotation device.
6. The drilling mud waste non-landing reception apparatus of any one of claims 1 to 5, wherein the advanced treatment system consists of an ultrafiltration system and a reverse osmosis system.
7. The drilling mud waste landing-free receiving apparatus of claim 1, wherein the shaker is a linear shaker or a circular shaker.
8. The drilling mud waste non-landing receiving apparatus of claim 1, wherein a chamber filter press or a vertical filter press is used in the filter press system.
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| Application Number | Priority Date | Filing Date | Title |
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| CN202021698110.7U CN213392055U (en) | 2020-08-14 | 2020-08-14 | Drilling mud waste does not fall to ground receiving equipment |
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| Application Number | Priority Date | Filing Date | Title |
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| CN202021698110.7U CN213392055U (en) | 2020-08-14 | 2020-08-14 | Drilling mud waste does not fall to ground receiving equipment |
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| CN213392055U true CN213392055U (en) | 2021-06-08 |
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