CN209780801U

CN209780801U - Drilling rock debris decrement treatment integrated device

Info

Publication number: CN209780801U
Application number: CN201920436062.5U
Authority: CN
Inventors: 李辉; 闫瑞景; 舒畅; 周鋆; 陈立荣; 黄敏; 蒋学彬; 何天鹏; 余思源
Original assignee: China National Petroleum Corp; CNPC Chuanqing Drilling Engineering Co Ltd
Current assignee: China National Petroleum Corp; CNPC Chuanqing Drilling Engineering Co Ltd
Priority date: 2019-04-02
Filing date: 2019-04-02
Publication date: 2019-12-13
Anticipated expiration: 2029-04-02

Abstract

The utility model discloses a drilling detritus decrement processing integrated device, including base, shale shaker, centrifuge, collection tank A, collection tank B, agitator A and agitator B, shale shaker and centrifuge are all fixed on the base, the shale shaker upper portion is provided with the feed inlet, and the lower part is provided with liquid outlet and shale shaker discharge gate, centrifuge upper portion is provided with the feed liquid import, and the lower part is provided with liquid outlet and centrifuge discharge gate; the collecting tank A and the collecting tank B are both fixed in the base, and a feed liquid inlet of the centrifuge is connected with the collecting tank A through a pipeline with a pump; the stirrer A and the stirrer B are respectively arranged in the collecting tank A and the collecting tank B. The utility model discloses when handling the drilling detritus, can effectively reduce the water content in the detritus, and operational environment is stable, and the minimizing ability is better, and the handling capacity is big, and is energy-conserving high-efficient, and degree of automation is high, easily control.

Description

Drilling rock debris decrement treatment integrated device

Technical Field

The utility model belongs to the technical field of oil and gas exploration drilling pollution treatment, specifically speaking relates to a well drilling detritus decrement handles integrated device, is applicable to the decrement processing with the well drilling detritus that non-oil base drilling fluid drilling produced in the drilling operation for reduce the moisture content of well drilling detritus.

Background

the drill cuttings are one of solid wastes which are necessary to be generated in drilling operation and account for 50 ~ 60% of the total production, conventional drilling site cleaning production operation is comprehensively carried out in Sichuan and Yu areas from 2015, and the drilling solid wastes are required to be collected and treated while drilling.

In order to solve the problems in the production process, the well drilling rock debris needs to be dehydrated and reduced to reduce the water content to below 60 percent, and then the well drilling rock debris is subjected to subsequent treatment and utilization. The existing drilling rock debris dewatering and reducing technology mainly comprises a pressure filtration technology, a centrifugation technology, a vibrating screen technology, a filtration technology, a distillation technology and the like. However, the filter pressing technology is not suitable for treating solid waste containing solid particles, and chemical agents are required to be added, so that the difficulty of subsequent treatment is increased. The filtering technology is suitable for treating solid waste of the drilling well with certain particle size difference, but the backwashing water consumption is large. The distillation technology has good reduction effect, but has high energy consumption and low processing speed. The vibrating screen has the advantages of simple technical operation, large treatment capacity and continuous operation. The centrifugal technology has good dewatering effect and is suitable for solid waste of drilling wells with certain specific gravity difference. Therefore, the vibrating screen technology and the centrifugal technology are suitable for processing drilling cuttings, but the processing units of the existing device are dispersed, so that the processing effect and the efficiency are poor, the integration is not formed, the processing operation standard and the standardization are poor, and the automation level is low. Therefore, by adopting the integrated design of the vibrating screen and the centrifugal machine, the water content of the drilling cuttings can be effectively reduced, the clean production level and the technical equipment capacity are improved, and better economic benefit is realized.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to solve the above-mentioned problem that exists among the prior art, provide a well drilling detritus decrement processing integrated device, the utility model discloses when handling the well drilling detritus, can effectively reduce the water content in the detritus, and operational environment is stable, and the decrement ability is better, and the handling capacity is big, and is energy-conserving high-efficient, and degree of automation is high, easily control.

In order to achieve the above object, the utility model adopts the following technical scheme:

The utility model provides a well drilling detritus decrement handles integrated device which characterized in that: the vibrating screen and the centrifugal machine are fixed on the base, a feed inlet is formed in the upper portion of the vibrating screen, a liquid outlet and a vibrating screen discharge port are formed in the lower portion of the vibrating screen, a feed liquid inlet is formed in the upper portion of the centrifugal machine, and a liquid outlet and a centrifugal machine discharge port are formed in the lower portion of the centrifugal machine; the collecting tank A and the collecting tank B are both fixed in the base, the collecting tank A is correspondingly arranged below a liquid outlet of the vibrating screen, the collecting tank B is correspondingly arranged below a liquid outlet of the centrifugal machine, and a feed liquid inlet of the centrifugal machine is connected with the collecting tank A through a pipeline with a pump; the stirrer A and the stirrer B are respectively arranged in the collecting tank A and the collecting tank B.

the screen box angle of the vibrating screen ranges from minus 1 degree to plus 5 degrees.

The vibrating screen is characterized in that a vibrating screen switch is arranged on the base on one side of the vibrating screen, a centrifuge switch is arranged on the outer side of the base, a master control switch is arranged at the bottom of the outer side of the base and is respectively connected with the vibrating screen switch and the centrifuge switch.

The vibrating screen discharge port and the centrifuge discharge port are both arranged outside the base, and the vibrating screen discharge port and the centrifuge discharge port are connected with the solid-state collecting box.

guard rails are arranged on the periphery of the upper portion of the base, and escalators are arranged on the two sides of the base.

The bottom of the base is provided with a rolling wheel, and the end part of the base is provided with a traction hook.

Adopt the utility model has the advantages of:

1. The utility model discloses integrated processing apparatus as the integral type structure simultaneously with shale shaker with the shale shaker, when handling the detritus, can sieve out the large granule material in the detritus earlier through the shale shaker, through the centrifuge that links to each other with holding vessel A, can further separate out the little particulate matter in the liquid phase in the holding vessel A, separate the effect better, and the recoverable reuse in liquid phase of separation. Compared with the prior art, the utility model adopts an integrated design, has high automation degree and is easy to control; the water content of the drilling rock debris can be reduced to below 60% under the condition of not adding a medicament, the solid phase volume is reduced, and the difficulty of subsequent treatment and utilization is reduced; overcomes the defects of dispersion, high treatment cost, low efficiency and complex operation of the treatment unit of the existing solid-liquid separation device, and has good environmental benefit and economic benefit.

2. the utility model discloses set up the sieve case angle of shale shaker to-1 ° -5 °, be favorable to improving the screening effect.

3. Through the cooperation of master control switch and shale shaker switch and centrifuge switch, realized the intelligent control of whole device, it is simple more convenient to operate.

4. The utility model discloses be connected shale shaker discharge gate and centrifuge discharge gate and solid-state collecting box, have the advantage of collecting solid-state material fast.

5. the utility model discloses a roll the wheel and draw the hook and make the removal of whole device more convenient, be favorable to removing fast to needs the position.

drawings

FIG. 1 is a schematic front view of the structure of embodiment 1;

FIG. 2 is a schematic sectional view showing the structure of embodiment 1;

FIG. 3 is a schematic top view of the structure of embodiment 1;

FIG. 4 is a schematic left-view structural view of embodiment 1;

FIG. 5 is a schematic structural view of example 2;

the reference numbers in the figures are: 1. the automatic cleaning machine comprises a base, 2, a vibrating screen, 3, a centrifugal machine, 4, a master control switch, 5, a vibrating screen switch, 6, a centrifugal machine switch, 7, a vibrating screen discharging port, 8, a centrifugal machine discharging port, 9, a feeding port, 10, a staircase, 11, a guardrail, 12, collecting tanks A, 13, collecting tanks B, 14, stirrers A, 15, stirrers B, 16, rolling wheels, 17 and a traction hook.

Detailed Description

Example 1

The embodiment discloses a drilling rock debris decrement treatment integrated device, which comprises a base 1, a vibrating screen 2, a centrifugal machine 3, a collecting tank A12, a collecting tank B13, a stirrer A14 and a stirrer B15, wherein the vibrating screen 2 and the centrifugal machine 3 are both fixed on the base 1, the upper part of the vibrating screen 2 is provided with a feed inlet 9, the lower part of the vibrating screen is provided with a liquid outlet and a vibrating screen discharge port 7, the upper part of the centrifugal machine 3 is provided with a feed liquid inlet, and the lower part of the centrifugal machine is provided with a liquid outlet and a centrifugal machine discharge port 8; the collecting tank A12 and the collecting tank B13 are both fixed in the base 1, the collecting tank A12 is correspondingly arranged below the liquid outlet of the vibrating screen 2, the collecting tank B13 is correspondingly arranged below the liquid outlet of the centrifuge 3, and the feed liquid inlet of the centrifuge 3 is connected with the collecting tank A12 through a pipeline with a pump; agitator A14 and agitator B15 are disposed within holding tank A12 and holding tank B13, respectively.

in the embodiment, the angle of the screen box of the vibrating screen 2 is set to be-1 to +5 degrees, and the angle can be adjusted to be 1 degree and 3 degrees according to the actual situation when the vibrating screen 2 is actually used, so that a better screening effect can be obtained.

In this embodiment, a vibrating screen switch 5 is arranged on the base 1 on one side of the vibrating screen 2, and the vibrating screen switch 5 is used for controlling the starting and stopping of the vibrating screen 2, the excitation strength and the like. The base 1 outside is provided with centrifuge switch 6, and centrifuge switch 6 is used for controlling opening of centrifuge 3 and stops and rotational speed and poor velocity ratio etc. base 1 outside bottom is provided with total control switch 4, total control switch 4 is used for controlling shale shaker switch 5 and centrifuge switch 6 respectively.

In this embodiment, shale shaker discharge gate 7 and centrifuge discharge gate 8 all set up in the base 1 outside, and shale shaker discharge gate 7 and centrifuge discharge gate 8 are connected with solid-state collecting box, and solid-state collecting box is used for collecting the solid-state that sieves out through shale shaker 2 and the solid-state that centrifuges out through centrifuge 3.

in this embodiment, guard rails 11 are arranged around the upper portion of the base 1, and escalators 10 are arranged on two sides of the base.

The working principle of the embodiment is as follows:

the method comprises the steps of firstly, opening a vibrating screen switch 5 under the control of a master control switch 4, enabling drilling rock debris ~ enter a vibrating screen 2 through a feeding hole 9, adjusting the screen box angle (-1 DEG ~ +5 ℃) and the excitation strength (less than or equal ~ 8.0G) of the vibrating screen 2, enabling the drilling rock debris ~ be dehydrated through the vibrating screen 2, collecting the drilling rock debris outside through a vibrating screen discharging hole 7, enabling a liquid phase ~ enter a collecting tank A12, starting a stirrer A14 after a certain amount of liquid phase in the collecting tank A12 is collected, opening a centrifuge switch 6, adjusting the rotating speed (0-3200 rpm) and the differential speed ratio (3-4) of a centrifuge 3, opening a pipeline with a pump between the collecting tank A12 and the centrifuge 3, pumping the liquid phase in the collecting tank A12 into the centrifuge 3, closing the pipeline with the pump between the collecting tank A12 and the centrifuge 3 after the liquid phase in the collecting tank A12 is conveyed, closing the stirrer A14, enabling a solid phase ~ pass through the discharging hole 8 after the liquid phase is dewatered through the master control switch 3, enabling the solid phase ~ be collected outside through the solid phase collecting tank B13, closing the liquid phase collecting tank A13, closing the stirring switch after the liquid phase collecting tank B365, and discharging the liquid phase after the liquid phase collecting tank B15, and discharging switch.

Example 2

In this embodiment, the bottom of the base 1 is provided with the rolling wheel 16, the end of the base is provided with the towing hook 17, and the rolling wheel 16 and the towing hook 17 are matched to facilitate the use of a vehicle to tow the whole device to move.

Claims

1. The utility model provides a well drilling detritus decrement handles integrated device which characterized in that: the device comprises a base (1), a vibrating screen (2), a centrifugal machine (3), a collecting tank A (12), a collecting tank B (13), a stirrer A (14) and a stirrer B (15), wherein the vibrating screen (2) and the centrifugal machine (3) are both fixed on the base (1), the upper part of the vibrating screen (2) is provided with a feeding hole (9), the lower part of the vibrating screen is provided with a liquid outlet and a vibrating screen discharging hole (7), the upper part of the centrifugal machine (3) is provided with a material liquid inlet, and the lower part of the centrifugal machine is provided with a liquid outlet and a centrifugal machine discharging hole (8; the collecting tank A (12) and the collecting tank B (13) are fixed in the base (1), the collecting tank A (12) is correspondingly arranged below a liquid outlet of the vibrating screen (2), the collecting tank B (13) is correspondingly arranged below a liquid outlet of the centrifugal machine (3), and a material liquid inlet of the centrifugal machine (3) is connected with the collecting tank A (12) through a pipeline with a pump; the stirrer A (14) and the stirrer B (15) are respectively arranged in the collecting tank A (12) and the collecting tank B (13).

2. the integrated device for the reduction treatment of the drilling cuttings as claimed in claim 1, wherein the screen box angle of the vibrating screen (2) is-1 degree ~ +5 degrees.

3. The integrated device for reducing and treating the drilling cuttings as claimed in claim 1, wherein: be provided with shale shaker switch (5) on base (1) of shale shaker (2) one side, the base (1) outside is provided with centrifuge switch (6), base (1) outside bottom is provided with master control switch (4), master control switch (4) are connected with shale shaker switch (5) and centrifuge switch (6) respectively.

4. The integrated device for reducing and treating the drilling cuttings as claimed in claim 1, wherein: the vibrating screen discharging port (7) and the centrifuge discharging port (8) are both arranged on the outer side of the base (1), and the vibrating screen discharging port (7) and the centrifuge discharging port (8) are connected with the solid collecting box.

5. The integrated device for reducing and treating the drilling cuttings as claimed in claim 1, wherein: guard rails (11) are arranged on the periphery of the upper portion of the base (1), and escalators (10) are arranged on the two sides of the base.

6. The integrated apparatus for reducing and treating drilling cuttings as claimed in any one of claims 1-5, wherein: the bottom of the base (1) is provided with a rolling wheel (16), and the end part of the base is provided with a traction hook (17).