阅读说明：本技术 一种双吸双排、零清罐的泥浆固控系统 (double-suction double-row zero-tank-cleaning slurry solid control system ) 是由 史楠楠 赵娜 尹雪霏 张闯 马振国 徐连会 杨轶普 于 2019-08-15 设计创作，主要内容包括：本发明涉及石油钻采设备技术领域,特别涉及一种双吸双排、零清罐的泥浆固控系统。该系统包括一号泥浆处理罐和其他多个罐体,还包括两套独立的泥浆泵吸入管线流、两套独立的砂泵吸入管线流程、两套独立的砂泵排出管线流程,两套独立的泥浆泵吸入管线流程均与泥浆泵和除一号泥浆处理罐外的每个罐体相连接。本发明实现了配备了两套独立的泥浆泵、砂泵吸入管线流程和砂泵排出管线流程,在使用中,如果出现故障需要维修,可以打开备用管线,无需停工或倒浆,避免因停钻带来的巨大损失,为井队连续工作提供了有力保障。(The invention relates to the technical field of petroleum drilling and production equipment, in particular to a double-suction double-row zero-tank-cleaning slurry solid control system. The system comprises a first mud treatment tank, a plurality of other tank bodies, two sets of independent mud pump suction pipeline flows, two sets of independent sand pump suction pipeline flows and two sets of independent sand pump discharge pipeline flows, wherein the two sets of independent mud pump suction pipeline flows are connected with a mud pump and each tank body except the first mud treatment tank. The invention realizes the allocation of two independent slurry pumps, a sand pump suction pipeline flow and a sand pump discharge pipeline flow, and in use, if a fault occurs and needs to be maintained, a standby pipeline can be opened without shutdown or slurry pouring, thereby avoiding huge loss caused by drill stoppage and providing powerful guarantee for the continuous work of a drilling crew.)

1. a double-suction double-row zero-cleaning tank mud solid control system comprises a first mud treatment tank and a plurality of other tank bodies; the method is characterized in that: the slurry pump system also comprises two independent slurry pump suction pipeline processes (4), two independent sand pump suction pipeline processes (5) and two independent sand pump discharge pipeline processes (6), wherein the two independent slurry pump suction pipeline processes (4) are respectively connected with the slurry pump (1) and each tank body except the first slurry treatment tank, the slurry pump (1) can independently or simultaneously suck the slurry in each tank body cabin except the first slurry treatment tank through the two independent slurry pump suction pipeline processes (4), the two independent sand pump suction pipeline processes (5) are respectively connected with the sand pump (2), the shear pump (3) and each tank body except the first slurry treatment tank, the sand pump (2) and the shear pump (3) can independently or simultaneously suck the slurry in each tank body cabin except the first slurry treatment tank through the two independent sand pump suction pipeline processes (5), the two sets of independent sand pump discharge pipeline flows (6) are connected with the sand pump (2), the shear pump (3) and each tank body except the first slurry treatment tank, and the sand pump (2) and the shear pump (3) can convey the slurry into each tank body bin except the first slurry treatment tank independently or simultaneously through the two sets of independent sand pump discharge pipeline flows (6);

The mud pump (1), the sand pump (2), the shear pump (3), the mud pump suction pipeline flow (4), the sand pump suction pipeline flow (5) and the sand pump discharge pipeline flow (6) are all arranged on the outer side of the tank body;

the bottom of each tank body except the first slurry treatment tank is designed into a V-shaped tank bottom, the lower end of the V-shaped tank bottom is provided with a discharge pipeline (7), the discharge pipeline (7) is connected with a main discharge pipeline (8), the main discharge pipeline (8) is connected with a waste slurry tank, a tank cleaning device (9) is arranged on the discharge pipeline (7), and residual slurry at the V-shaped tank bottom of the tank cleaning device (9) enters the main discharge pipeline (8) through the discharge pipeline (7) and flows into the waste slurry tank;

the corresponding equipment and process lines required to be configured for each tank are integrated with the tank in a module.

The technical field is as follows:

the invention relates to the technical field of petroleum drilling and production equipment, in particular to a double-suction double-row zero-tank-cleaning slurry solid control system.

background art:

in the solid control system matched with the existing petroleum drilling machine, the design mode of a single-suction and single-discharge slurry solid control system is mostly adopted, and the design of the slurry solid control system has some problems:

1. Once the mud pipeline is plugged or leaked, the drilling progress is influenced, and great economic loss can be brought to a drilling team when the drilling is stopped;

2. In order to meet different drilling requirements, a plurality of connecting pipelines need to be arranged in the tank, so that the effective volume in the tank is occupied, and the process arrangement is not facilitated;

3. The valves for connecting the pipelines are inevitably arranged in the mud tank, which is not beneficial to the maintenance and inspection of the valves;

4. The tank cleaning is not thorough, and the long-term deposition of residual slurry and rock debris in the tank can cause the failure of the slurry gun equipment;

5. The non-modular design spare part is more, and the dismouting is wasted time and energy, and the number of cars of moving occupies more.

the invention content is as follows:

the invention aims to solve the technical problem of providing a double-suction double-row zero-tank-cleaning mud solid control system, which is provided with two sets of independent mud pumps, a sand pump suction pipeline flow and a sand pump discharge pipeline flow, can open a standby pipeline without shutdown or slurry reversing if a fault occurs in use and needs maintenance, avoids huge loss caused by drill stoppage, provides powerful guarantee for continuous work of a drilling crew, can simultaneously carry out mud configuration or transfer with different performances by two parallel flow pipelines discharged by a sand pump, greatly improves the working efficiency, does not occupy the space in a tank when the pipelines and valves are arranged outside the tank, increases the effective volume in the tank, facilitates the operation and the valve replacement of a mud worker, cleans the tank thoroughly, realizes zero-pollution discharge, is convenient and quick in modular design of the tank body, saves the dismounting time and is favorable for transportation. The mud pipeline of having overcome current mud solid control system influences the drilling progress in case by the shutoff or reveal, and pipeline and valve are arranged in jar, occupy the effective volume in jar, are unfavorable for the maintenance and the inspection of valve, and clear jar is not thorough, and non-modular design spare part is more, and the dismouting is wasted time and energy, and the number of cars of moving occupies more not enough.

The technical scheme adopted by the invention is as follows: a double-suction double-row zero-cleaning tank mud solid control system comprises a first mud treatment tank and a plurality of other tank bodies; the slurry pump also comprises two independent slurry pump suction pipeline flows, two independent sand pump suction pipeline flows and two independent sand pump discharge pipeline flows, wherein the two independent slurry pump suction pipeline flows are connected with a slurry pump and each tank body except the first slurry treatment tank, the slurry pump can independently or simultaneously suck the slurry in each tank body cabin except the first slurry treatment tank through the two independent slurry pump suction pipeline flows, the two independent sand pump suction pipeline flows are respectively connected with a sand pump, a shear pump and each tank body except the first slurry treatment tank, the sand pump and the shear pump can independently or simultaneously suck the slurry in each tank body cabin except the first slurry treatment tank through the two independent sand pump suction pipeline flows, the two independent sand pump discharge pipeline flows are respectively connected with the sand pump, the shear pump and each tank body except the first slurry treatment tank, the sand pump and the shear pump can independently or simultaneously convey the slurry to the tank bins except the first slurry treatment tank through two independent sand pump discharge pipeline flows;

the mud pump, the sand pump, the shear pump, the mud pump suction pipeline flow, the sand pump suction pipeline flow and the sand pump discharge pipeline flow are all arranged on the outer side of the tank body;

the bottoms of the tank bodies except the first slurry treatment tank are designed into V-shaped tank bottoms, the lower end of the V-shaped tank bottoms is provided with a discharge pipeline, the discharge pipeline is connected with a main discharge pipeline, the main discharge pipeline is connected with a waste slurry tank, a tank cleaning device is arranged on the discharge pipeline, and residual slurry at the V-shaped tank bottoms of the tank cleaning device is opened and enters the main discharge pipeline through the discharge pipeline to flow into the waste slurry tank;

The corresponding equipment and process lines required to be configured for each tank are integrated with the tank in a module.

The invention has the beneficial effects that:

1. the design form of the V-shaped tank bottom is not easy to settle sand and is convenient to clean;

2. The pipeline and the valve are both arranged outside the tank body, so that the effective volume in the tank is greatly increased;

3. The flow of the mud pump and the sand pump adopts a double-suction and double-row design, namely when one path of the mud pump and the sand pump breaks down in use and needs to be maintained, the other path of the mud pump and the sand pump can be switched to a spare pipeline without shutdown or slurry pouring; the leakage of the pipeline is easy to find, and the maintenance is convenient;

4. The tank is thoroughly cleaned, and zero pollution emission is realized;

5. the modular design of the tank body is convenient and fast, saves the disassembly and assembly time, and is favorable for transportation.

description of the drawings:

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

FIG. 1 is a schematic structural diagram of the present invention.

Fig. 2 is a schematic cross-sectional view of a can structure.

fig. 3 is a schematic view of the overall vent line.

The specific implementation mode is as follows:

as shown in fig. 1, 2 and 3, the double-suction double-row zero-cleaning slurry solid control system comprises a first slurry treatment tank and a plurality of other tank bodies; the slurry pump system also comprises two independent slurry pump suction pipeline flows 4, two independent sand pump suction pipeline flows 5 and two independent sand pump discharge pipeline flows 6, wherein the two independent slurry pump suction pipeline flows 4 are connected with the slurry pump 1 and each tank body except the first slurry treatment tank, the slurry pump 1 can independently or simultaneously suck slurry in each tank body cabin except the first slurry treatment tank through the two independent slurry pump suction pipeline flows 4, at ordinary times, one slurry pump suction pipeline flow 4 works, and the other slurry pump suction pipeline flow 4 is used as balance reserve between the tanks.

The two sets of independent sand pump suction pipeline processes 5 are connected with the sand pump 2, the shear pump 3 and each tank body except the first slurry treatment tank, the sand pump 2 and the shear pump 3 can independently or simultaneously suck the slurry in each tank body cabin except the first slurry treatment tank through the two sets of independent sand pump suction pipeline processes 5, the two sets of independent sand pump discharge pipeline processes 6 are connected with the sand pump 2, the shear pump 3 and each tank body except the first slurry treatment tank, and the sand pump 2 and the shear pump 3 can independently or simultaneously convey the slurry into each tank body cabin except the first slurry treatment tank through the two sets of independent sand pump discharge pipeline processes 6.

The mud pump 1, the sand pump 2, the shear pump 3, the mud pump suction pipeline flow 4, the sand pump suction pipeline flow 5 and the sand pump discharge pipeline flow 6 are all arranged on the outer side of the tank body.

the bottoms of the tank bodies except the first slurry treatment tank are designed into V-shaped tank bottoms, the lower end of the V-shaped tank bottom is provided with a discharge pipeline 7, the discharge pipeline 7 is connected with a main discharge pipeline 8, the main discharge pipeline 8 is connected with a waste slurry tank, a tank cleaning device 9 is arranged on the discharge pipeline 7, and residual slurry at the V-shaped tank bottom of the tank cleaning device 9 is opened to enter the main discharge pipeline 8 through the discharge pipeline 7 and flow into the waste slurry tank;

The corresponding equipment and process lines required to be configured for each tank are integrated with the tank in a module. The connection of the tank and the tank is connected by a telescopic sleeve and a pneumatic tyre union. During transportation, the telescopic pipe for the two-tank flow connection is retracted into one side of the tank, so that the transportation is convenient and fast.

It should be understood that the detailed description of the present invention is only for illustrating the present invention and is not limited by the technical solutions described in the embodiments of the present invention, and those skilled in the art should understand that the present invention can be modified or substituted equally to achieve the same technical effects; as long as the use requirements are met, the method is within the protection scope of the invention.