CN209942767U - Multifunctional integrated comprehensive drilling fluid treatment system for geological drilling - Google Patents
Multifunctional integrated comprehensive drilling fluid treatment system for geological drilling Download PDFInfo
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- CN209942767U CN209942767U CN201920088804.XU CN201920088804U CN209942767U CN 209942767 U CN209942767 U CN 209942767U CN 201920088804 U CN201920088804 U CN 201920088804U CN 209942767 U CN209942767 U CN 209942767U
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Abstract
The utility model relates to a multifunctional integrated drilling fluid comprehensive treatment system for geological drilling, which is characterized by comprising a primary purification module, a solid-phase separation module and a drilling fluid configuration module, wherein the primary purification module, the solid-phase separation module and the drilling fluid configuration module are sequentially arranged side by side and are of a modularized skid-mounted structure; the primary purification module comprises a sand setting tank and a collecting tank, the solid phase separation module comprises a circulating tank and a collecting tank, the drilling fluid configuration module comprises a pulping tank and a drilling fluid conveying pipeline, and the pulping tank, the circulating tank and the top of the sand setting tank are communicated with the bottom of the tank through an inter-tank union and an inter-tank butterfly valve. According to the utility model discloses a many functional integration drilling fluid of geological drilling integrated processing system can carry out multiple mode of processing, and this processing system has improved the drilling fluid performance, ensures that geological drilling is high-quality, safe, high-efficient, the low consumption construction.
Description
Technical Field
The utility model belongs to the technical field of geological drilling engineering drilling fluid is handled, more particularly, relate to a multi-functional integrated drilling fluid integrated processing system of geological drilling.
Background
In the geological drilling construction process, the solid content of the drilling fluid is effectively controlled, the performance of the drilling fluid is improved, and the method has great significance for preventing the inner wall of the rope core drilling rod from skinning, avoiding the accidents in holes such as collapse, reducing and drill jamming, improving the drilling efficiency, prolonging the service life of a drilling tool and the like. With the continuous progress of drilling technology, new drilling technologies, new methods, new processes and new tools such as a hole bottom power drilling tool, a hydraulic down-the-hole hammer and the like are continuously popularized and applied, and higher requirements are put forward on the performance of drilling fluid.
Meanwhile, the waste drilling fluid in the drilling implementation process is discharged randomly without being treated, and the long-term precipitation can cause great harm to the natural environment such as nearby vegetation, soil, underground water and the like and the living environment of human beings; meanwhile, the available drilling fluid in the waste liquid is not recycled, so that the waste of the drilling fluid is caused.
At present, the comprehensive treatment system of the drilling fluid in the prior art mainly focuses on the technology of recovering and treating the drilling fluid and combines the drilling fluid recycling technology, so that other corresponding parts are required to be added in the production process to realize recycling. During geological drilling, the timely delivery and timely treatment of the drilling fluid directly affect the oil and gas exploitation effect, and the delivery efficiency and quality of the drilling fluid are particularly emphasized in the geological drilling process. Often in order to achieve high efficiency and good quality, the required processing equipment, such as vibrating screens and the like, is often provided in excessive numbers, resulting in a substantial increase in costs.
In recent years, the geological drilling industry pays more and more attention to the influence of the drilling fluid solid phase control technology on the performance, drilling efficiency and cost of the drilling fluid, and the traditional method of naturally settling the drilling fluid by using a grit chamber is changed; meanwhile, the country requires green exploration and green drilling for ecological civilization construction. The existing drilling fluid solid control system and the waste drilling fluid treatment system for petroleum drilling are two sets of independent systems, and each set of system and matched equipment have the characteristics of high cost, large occupied area, high energy consumption, complex treatment process flow, large mass, difficulty in moving and the like, so that the system is not suitable for geological drilling engineering.
Disclosure of Invention
The utility model discloses mainly solve exist not enough among the prior art, provide one kind and be applicable to the multi-functional integrated drilling fluid comprehensive treatment system of geological drilling, realize that abandonment drilling fluid is in time along with the drilling, minimizing, resourceful recycle, satisfy drilling fluid not fall to the ground clean production and ecological civilization construction to green probing and energy saving and emission reduction's requirement.
According to the utility model discloses a multi-functional integrated drilling fluid integrated processing system of geological drilling, a serial communication port, including purifying module, solid phase separation module, drilling fluid configuration module just, purify the module the solid phase separation module drilling fluid configuration module arranges side by side in proper order, and for modularization sled dress structure.
Preferably, the primary purification module comprises a sand setting tank and a collecting tank, wherein the sand setting tank comprises a chemical treatment bin, a sand setting bin, a gel breaking flocculation tank, a horizontal stirrer, a vertical stirrer, a variable frequency vibrating screen and a waste slurry sand pump; wherein broken glue flocculation tank is located the top in chemical treatment storehouse, the top in chemical treatment storehouse is equipped with horizontal agitator, broken glue flocculation tank's top is equipped with vertical agitator, the frequency conversion shale shaker is located the top in sand setting storehouse, useless thick liquid sand pump is located one side in sand setting storehouse, useless thick liquid sand pump's export with the thick liquid distribution mouth intercommunication that advances of frequency conversion shale shaker, be equipped with under the solid phase outlet of frequency conversion shale shaker the collecting vat, the thick liquid distribution mouth of advancing of frequency conversion shale shaker tee bend the place ahead is located to the back-out butterfly valve.
Preferably, the solid-phase separation module comprises a circulation tank and a collection tank, wherein the circulation tank comprises a circulation bin, a solid-liquid separation bin, a horizontal stirrer, a variable frequency centrifuge, a liquid supply pump and a circulation butterfly valve; the top in circulation storehouse and solid-liquid separation storehouse all is equipped with the horizontal agitator, frequency conversion centrifuge locates the top in circulation storehouse, the liquid feed pump is located the top in solid-liquid separation storehouse, the jar body below in circulation storehouse is equipped with the circulation butterfly valve, the import of liquid feed pump is located in the solid-liquid separation storehouse, the export of liquid feed pump with frequency conversion centrifuge's import intercommunication, frequency conversion centrifuge's export is located in the circulation storehouse, be equipped with under frequency conversion centrifuge's the solid phase export the collecting vat.
Preferably, the drilling fluid configuration module comprises a pulping tank and a drilling fluid conveying pipeline, wherein the pulping tank comprises a weighting bin, a storage bin, a slurry preparation sand pump, a jet flow slurry mixer, a dosing tank, a vertical stirrer, a horizontal stirrer and a circulation butterfly valve; the slurry preparation sand pump is arranged on one side of the weighting bin, the jet flow slurry mixer is arranged above the weighting bin, the chemical feeding tank is arranged above the storage bin, the vertical stirrer is arranged above the chemical feeding tank, the horizontal stirrers are arranged above the weighting bin and the storage bin, the circulating butterfly valve is arranged below the tank body of the storage bin, the outlet of the slurry preparation sand pump is communicated with the inlet of the jet flow slurry mixer, the outlet of the jet flow slurry mixer is arranged in the weighting bin, and the outlet of the chemical feeding tank is arranged in the storage bin; the storage bin is provided with a drilling fluid outlet which is connected with a drilling fluid delivery line so as to deliver the prepared drilling fluid into a hole formed by geological drilling.
Preferably, the pulping tank, the circulating tank and the top and bottom of the sand settling tank are communicated by the inter-tank union and the inter-tank butterfly valve; overflow cross notches formed by the union between the tanks and the butterfly valve between the tanks are arranged between the weighting bin and the storage bin and between the chemical treatment bin and the sand settling bin, so that drilling fluid can flow conveniently; and the drilling fluid in the storage bin and the drilling fluid in the circulating bin can return into the hole through the circulating butterfly valve to circulate.
According to the utility model discloses a many kinds of processing modes can be carried out to many functions of geological drilling integrated drilling fluid integrated processing system; the process flow is simple, the cost is saved, the occupied area is small, the energy consumption is low, and a modular skid-mounted structure is adopted; the drilling fluid solid phase control process adopts secondary purification equipment, so that the performance of the drilling fluid is improved, and the construction of geological drilling with high quality, safety, high efficiency and low consumption is ensured; the waste drilling fluid treatment process adopts a chemical-mechanical solid-liquid separation method, the treated solid phase is loosened and is treated in a centralized way after being recovered, the liquid phase is recycled by using the prepared drilling fluid, the waste drilling fluid is timely, reduced and recycled while drilling, and the requirements of the drilling fluid on green drilling, energy conservation and emission reduction in clean production and ecological civilization construction without falling to the ground are met.
Drawings
The present invention will be further explained with reference to the drawings and examples.
FIG. 1 is a schematic diagram of a multifunctional integrated drilling fluid comprehensive treatment system for geological drilling;
wherein, the direction of arrow 1 in the figure is the flow direction of the drilling fluid in different working modes of the system.
Fig. 2 is a schematic diagram of the processing system of the present invention in which modules cooperate to form processing modes.
It is noted that the drawings are not necessarily to scale and are merely illustrative in nature and not intended to obscure the reader.
Detailed Description
The technical solution of the present invention will be further described with reference to the accompanying drawings.
As shown in figure 1, the utility model discloses a multi-functional integrated drilling fluid integrated processing system of geological drilling, include: the system comprises a primary purification module, a solid-phase separation module and a drilling fluid configuration module, wherein the primary purification module, the solid-phase separation module and the drilling fluid configuration module are sequentially arranged side by side and are of a modularized skid-mounted structure. And different modules are matched with each other to work under different working modes.
It can be seen from fig. 1 that the drilling fluid configuration module includes pulping tank and drilling fluid pipeline, pulping tank 1 is equipped with branch storehouse promptly aggravate the storehouse 19 with reserve storehouse 20, join in marriage thick liquid sand pump 4 and locate aggravate one side of storehouse 19, efflux mixes thick liquid ware 5 and locates aggravate the top of storehouse 19, dosing tank 7 is located reserve storehouse 20's top, dosing tank 7's top is equipped with vertical agitator 8, aggravate storehouse 19 with reserve storehouse 20's top all is equipped with horizontal agitator 6, reserve storehouse 20's jar body below is equipped with circulation butterfly valve 18, join in marriage the export of thick liquid sand pump 4 with efflux mixes the import intercommunication of thick liquid ware 5, efflux mixes thick liquid ware 5's export and locates aggravate in the storehouse 19, dosing tank 7's export is located in reserve storehouse 20.
The solid phase separation module comprises a recycle tank 2 and a collection tank 14. Circulation jar 2 is equipped with the branch storehouse promptly circulation storehouse 21 and solid-liquid separation storehouse 22, the top in circulation storehouse 21 and solid-liquid separation storehouse 22 all is equipped with horizontal agitator 6, frequency conversion centrifuge 9 is located the top in circulation storehouse 21, liquid feed pump 10 is located the top in solid-liquid separation storehouse 22, the jar body below in circulation storehouse 21 is equipped with circulation butterfly valve 18, the import of liquid feed pump 10 is located in the solid-liquid separation storehouse 22, the export of liquid feed pump 10 with frequency conversion centrifuge 9's import intercommunication, frequency conversion centrifuge 9's export is located in the circulation storehouse 21, be equipped with under frequency conversion centrifuge 9's the solid phase export collecting vat 14.
The primary cleaning module comprises a grit chamber 3 and a collection tank 14. The sand setting tank 3 is provided with a sub-bin, namely, a chemical treatment bin 23 and a sand setting bin 24, the gel breaking flocculation tank 11 is arranged above the chemical treatment bin 23, the horizontal stirrer 6 is arranged above the chemical treatment bin 23, the vertical stirrer 8 is arranged above the gel breaking flocculation tank 11, the variable frequency vibration sieve 12 is arranged above the sand setting bin 24, the waste slurry sand pump 13 is arranged on one side of the sand setting bin 24, an outlet of the waste slurry sand pump 13 is communicated with a slurry inlet distribution port of the variable frequency vibration sieve 12, the collecting tank 14 is arranged right below a solid phase outlet of the variable frequency vibration sieve 12, and the return butterfly valve 17 is arranged in front of a slurry inlet distribution tee joint of the variable frequency vibration sieve 12.
The pulping tank 1, the circulating tank 2 and the sand setting tank 3 are sequentially arranged in parallel, and the tank top and the tank bottom are communicated through the inter-tank union 15 and the inter-tank butterfly valve 16.
Drilling fluid configuration module includes pulping tank and drilling fluid pipeline, pulping tank 1 is equipped with branch storehouse promptly aggravate storehouse 19 with reserve storehouse 20, join in marriage thick liquid sand pump 4 and locate aggravate one side of storehouse 19, efflux muddy thick liquid ware 5 is located aggravate the top in storehouse 19, doser 7 is located reserve storehouse 20's top, doser 7's top is equipped with vertical agitator 8, aggravate storehouse 19 with reserve storehouse 20's top all is equipped with horizontal agitator 6, reserve storehouse 20's jar body below is equipped with circulation butterfly valve 18, join in marriage the export of thick liquid sand pump 4 with efflux mixes the import intercommunication of thick liquid ware 5, efflux muddy thick liquid ware 5's export is located aggravate in the storehouse 19, doser 7's export is located in the reserve storehouse 20.
The treatment system has multiple working modes, can realize the integrated layout of drilling fluid solid phase control and waste drilling fluid treatment process, and has simple process flow, small occupied area and low energy consumption; the drilling fluid solid phase control process flow comprises the following steps: the drilling fluid returned from the wellhead passes through the secondary purification equipment of the variable frequency vibrating screen 12 and the variable frequency centrifuge 9, and the drilling fluid is weighted and added with drugs by solid phase control means, so that the treated drilling fluid can be recycled; the waste drilling fluid treatment process flow comprises the following steps: the chemical-mechanical solid-liquid separation of the waste drilling fluid is realized through a chemical treatment unit consisting of the variable-frequency vibrating screen 12, the gel breaking flocculation tank 11 and the chemical treatment bin 23 and the variable-frequency centrifuge 9, the treated solid phase is loosened and is treated in a centralized manner after being recovered, the treated liquid phase is prepared to be recycled, and the clean production of the drilling fluid without falling to the ground and the timely, quantitative reduction and resource utilization of the waste drilling fluid while drilling can be realized.
The pulping tank 1, the circulating tank 2 and the sand setting tank 3 are of a modularized skid-mounted structure, are convenient to move and are suitable for geological drilling fluid operation.
Overflow transition notches formed by the inter-tank union (15) and the inter-tank butterfly valve (16) are formed between the weighting bin 19 and the storage bin 20 and between the chemical treatment bin 23 and the sand settling bin 24, so that drilling fluid can flow conveniently; the drilling fluid in the storage bin 20 and the drilling fluid in the circulation bin 21 can be returned to the hole through the circulation butterfly valve 18 for circulation.
The sand setting tank 3 is of a conical structure, so that the drilling fluid can be used for sand setting conveniently.
The variable frequency vibration sieve 12 is matched with an independent variable frequency control cabinet, and the solid-liquid separation effect can be controlled by optimizing the rotating speed of a variable frequency excitation motor, the inclination angle and the mesh number of a screen according to the performance of drilling fluid and the on-site drilling working condition; the screen of the variable frequency vibrating screen 12 adopts an API standard multilayer screen structure; according to the characteristics of the stratum and different working conditions, a double-layer screen structure is generally selected, the upper layer of 150 meshes/the lower layer of 20 meshes is preferably used for controlling the solid phase of the drilling fluid, and the upper layer of 200 meshes/the lower layer of 20 meshes is preferably used for treating the waste drilling fluid.
The gel breaking flocculation tank 11 and the chemical treatment bin 23 form a chemical treatment unit, gel breakers, pH regulators and flocculants are preferably selected according to a field drilling fluid system, and solid phase gel breaking flocculation of waste drilling fluid forms larger particles, so that solid-liquid separation is facilitated.
The variable frequency centrifuge 12 is matched with an independent variable frequency control cabinet, and the solid-liquid separation effect is controlled by preferably selecting the differential rotation speed of the variable frequency centrifuge 12 according to the performance of the drilling fluid and the site drilling working condition.
According to the utility model discloses a processing system is synthesized to multi-functional integrated drilling fluid of geological drilling, with the multiple processing liquid comprehensive recovery system of prior art, the core component quantity that adopts reduces, for example the quantity of shale shaker and the integrative processing of other drilling fluids among the prior art, drilling fluid recovery treatment facility, the significantly reduced. This benefits from the utility model discloses a processing system has carried out multiple optimization to the pipeline between each module. In order to compromise each functional module and realize multiple mode, the utility model discloses when having carried out the simplification to functional part in the system, realized under the condition of great handling capacity, improve the stable quality of treatment effeciency and assurance drilling fluid simultaneously.
Just the utility model provides a comprehensive treatment system compares with other integrative processing of drilling fluid among the prior art, drilling fluid recovery processing equipment, can demonstrate nimble adaptability in the geological drilling, according to the actual demand among the probing process, starts the processing to the drilling fluid, and higher production efficiency still can be guaranteed in the time of the second grade purification mode of this application, recovery and the mode of dispensing the complex equipment quantity significantly reduces simultaneously.
As shown in fig. 2, the embodiment of the present invention can realize the following modes when in use:
(1) drilling fluid purification circulation mode: starting the primary purification module and the solid phase separation module to perform primary purification treatment and secondary purification treatment on the drilling fluid returned from the orifice; the specific purification process is as follows:
the drilling fluid returned from the orifice is conveyed to a variable frequency vibrating screen 12 through a slurry return pipeline, the drilling fluid subjected to primary purification treatment by the variable frequency vibrating screen 12 enters a sand settling bin 24 for sand settling, and a treated solid phase enters a collecting tank (14) below the variable frequency vibrating screen 12; the drilling fluid in the sand settling bin 24 flows into the chemical treatment bin 23 through the overflow aqueduct port, and the drilling fluid naturally settled by the chemical treatment bin 23 enters the solid-liquid separation bin 22 through the mud aqueduct between the tanks; the drilling fluid sucked into the solid-liquid separation bin 22 by the fluid supply pump 10 is conveyed to the variable frequency centrifuge 9, the drilling fluid subjected to secondary purification treatment by the variable frequency centrifuge 9 enters the circulation bin 21, and the treated solid phase enters the collecting tank 14 below the variable frequency centrifuge 9; the drilling fluid in the circulation bin 21 enters the storage bin 20 through the mud aqueduct between the tanks, and the mud pump can suck the drilling fluid in the circulation bin 21 or the storage bin 20 to return to the hole for recycling, thereby completing the purification and circulation treatment of the drilling fluid without falling to the ground;
(2) drilling fluid weighting configuration mode: starting a solid phase separation module and a drilling fluid configuration module to configure and weight drilling fluid; the specific weighting configuration process comprises the following steps:
the drilling fluid configuration and weighting system consists of a slurry-distribution sand pump 4, a jet flow slurry mixer 5 and a manifold. The slurry-distributing sand pump 4 sucks the drilling fluid in the weighting bin 19, weights and mixes the drilling fluid by the jet flow slurry mixer 5, and then conveys the weighted drilling fluid to the weighting bin 19. The drilling fluid in the weighting bin 19 can flow into the storage bin 20 through the overflow flume port to finish the processes of drilling fluid configuration, weighting, feeding and the like;
(3) the drilling fluid dispensing mode is as follows: starting a drilling fluid configuration module, and adding chemicals to the drilling fluid stored in the storage bin to configure the required drilling fluid; the specific dispensing process is as follows:
the medicine adding tank 7 is placed on the tank surface of the pulping tank 1, the mixed medicines in the medicine adding tank 7 are conveyed into the storage bin 20 through a conveying pipeline, the vertical stirrer 8 is arranged on the tank surface of the medicine adding tank 7, and the vertical stirrer 8 works continuously in order to prevent the medicines from precipitating. When the drilling fluid of the whole system needs to be added with medicines, the discharge valve below the medicine adding tank 7 is opened, the medicines in the medicine adding tank 7 can be added into the storage bin 20, and the drilling fluid medicine preparation process is completed.
(4) And (3) a waste drilling fluid treatment mode: the waste drilling fluid is subjected to chemical mechanical solid-liquid treatment by a waste slurry sand pump through a primary purification module and a solid phase separation module, and then is input into a collection tank for recycling.
The specific waste treatment process comprises the following steps:
waste drilling fluid enters a variable frequency vibrating screen 12 through a waste slurry sand pump 13, the rotating speed of a variable frequency vibration excitation motor, the inclination angle of a screen and the fine screen are adjusted according to the performance of the drilling fluid and the site drilling working condition, the vibration excitation strength is improved, the solid-liquid separation effect is improved, the drilling fluid treated by variable frequency vibration 12 enters a sand settling bin 24, and the treated solid phase enters a collecting tank 14 below the variable frequency vibrating screen 12; the drilling fluid in the sand settling bin 24 is subjected to repeated purification treatment and then flows into the chemical treatment bin 23 through an overflow flume port, a gel breaker, a pH regulator and a flocculating agent which are prepared in a gel breaking flocculation tank 11 flow into the chemical treatment bin 2 through pipelines, solid phases of the waste drilling fluid are subjected to gel breaking flocculation to form larger particles, the larger particles are fully mixed by stirring to destroy a colloid system of the waste drilling fluid, then the waste drilling fluid enters a solid-liquid separation bin 22 through an inter-tank slurry flume, the drilling fluid which is sucked into the solid-liquid separation bin 22 by a fluid supply pump 10 is conveyed to a variable frequency centrifuge 9, the drilling fluid subjected to secondary purification treatment by the variable frequency centrifuge 9 enters a circulating bin 21, and the treated solid phases enter a collecting bin 14 below the variable frequency centrifuge; solid phase after chemical-mechanical solid-liquid treatment is loosened and concentrated after recovery, and liquid phase is recycled to prepare drilling fluid, so that clean production of the drilling fluid is realized, and the waste drilling fluid is timely, reduced and recycled while drilling.
Above is the utility model discloses a preferred embodiment, all rely on the utility model discloses the change that technical scheme made, produced functional action does not surpass the utility model discloses during technical scheme's scope, all belong to the utility model discloses a protection scope. It will be apparent to those skilled in the art that various changes and modifications may be made without departing from the spirit and scope of the invention. Thus, if such modifications and variations of the present invention fall within the scope of the claims and their equivalents, the present invention is also intended to encompass such modifications and variations.
Claims (1)
1. The multifunctional integrated comprehensive treatment system for the drilling fluid for geological drilling is characterized by comprising a primary purification module, a solid-phase separation module and a drilling fluid configuration module, wherein the primary purification module, the solid-phase separation module and the drilling fluid configuration module are sequentially arranged side by side and are of a modular skid-mounted structure;
the primary purification module comprises a sand setting tank and a collecting tank, wherein the sand setting tank comprises a chemical treatment bin, a sand setting bin, a gel breaking flocculation tank, a horizontal stirrer, a vertical stirrer, a variable frequency vibrating screen and a waste slurry sand pump; the system comprises a chemical treatment bin, a gel breaking flocculation tank, a vertical stirrer, a variable frequency vibrating screen, a waste slurry sand pump, a collecting tank and a return butterfly valve, wherein the gel breaking flocculation tank is arranged above the chemical treatment bin, the horizontal stirrer is arranged above the chemical treatment bin, the vertical stirrer is arranged above the gel breaking flocculation tank, the variable frequency vibrating screen is arranged above the sand settling bin, the waste slurry sand pump is arranged on one side of the sand settling bin, an outlet of the waste slurry sand pump is communicated with a slurry inlet distribution port of the variable frequency vibrating screen, the collecting tank is arranged right below a solid phase outlet of the variable frequency vibrating screen, and the return butterfly valve is arranged in front of a slurry inlet distribution pipe; the solid-phase separation module comprises a circulation tank and a collection tank, wherein the circulation tank comprises a circulation bin, a solid-liquid separation bin, a horizontal stirrer, a variable frequency centrifuge, a liquid supply pump and a circulation butterfly valve; the horizontal stirrer is arranged above the circulating bin and the solid-liquid separation bin, the variable frequency centrifuge is arranged above the circulating bin, the liquid supply pump is arranged above the solid-liquid separation bin, the circulating butterfly valve is arranged below the tank body of the circulating bin, the inlet of the liquid supply pump is arranged in the solid-liquid separation bin, the outlet of the liquid supply pump is communicated with the inlet of the variable frequency centrifuge, the outlet of the variable frequency centrifuge is arranged in the circulating bin, and the collecting tank is arranged right below the solid phase outlet of the variable frequency centrifuge;
the drilling fluid configuration module comprises a pulping tank and a drilling fluid conveying pipeline, wherein the pulping tank comprises a weighting bin, a storage bin, a slurry preparation sand pump, a jet flow slurry mixer, a dosing tank, a vertical stirrer, a horizontal stirrer and a circulating butterfly valve; the slurry preparation sand pump is arranged on one side of the weighting bin, the jet flow slurry mixer is arranged above the weighting bin, the chemical feeding tank is arranged above the storage bin, the vertical stirrer is arranged above the chemical feeding tank, the horizontal stirrers are arranged above the weighting bin and the storage bin, the circulating butterfly valve is arranged below the tank body of the storage bin, the outlet of the slurry preparation sand pump is communicated with the inlet of the jet flow slurry mixer, the outlet of the jet flow slurry mixer is arranged in the weighting bin, and the outlet of the chemical feeding tank is arranged in the storage bin; the storage bin is provided with a drilling fluid output port which is connected with a drilling fluid conveying pipeline so as to input the prepared drilling fluid into a hole formed by geological drilling;
the pulping tank, the circulating tank and the top and the bottom of the sand settling tank are communicated by the inter-tank union and the inter-tank butterfly valve; overflow cross notches formed by the union between the tanks and the butterfly valve between the tanks are arranged between the weighting bin and the storage bin and between the chemical treatment bin and the sand settling bin, so that drilling fluid can flow conveniently; and the drilling fluid in the storage bin and the drilling fluid in the circulating bin can return into the hole through the circulating butterfly valve to circulate.
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| Application Number | Priority Date | Filing Date | Title |
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| CN201920088804.XU CN209942767U (en) | 2019-01-18 | 2019-01-18 | Multifunctional integrated comprehensive drilling fluid treatment system for geological drilling |
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| Application Number | Priority Date | Filing Date | Title |
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| CN201920088804.XU CN209942767U (en) | 2019-01-18 | 2019-01-18 | Multifunctional integrated comprehensive drilling fluid treatment system for geological drilling |
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| CN209942767U true CN209942767U (en) | 2020-01-14 |
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