Petroleum drilling mud device

Abstract

The utility model relates to a petroleum drilling mud device. The petroleum drilling mud device comprises a reaction kettle and a mud tank, the reaction kettle is communicated with the mud tank through a pipeline; a stirring motor is arranged at the upper part of the reaction kettle, a stirrer and a viscosity sensor are arranged in the reaction kettle, and the stirring motor is in transmission connection with the stirrer; moving wheels are arranged at the bottom of the reaction kettle; the stirrer, the viscosity sensor and the stirring motor are electrically connected to the main control board; a monitoring unit is arranged on the lower portion of the mud tank, a first regeneration bin and a second regeneration bin are arranged on the middle lower portion of the mud tank, and a gas collecting tank is arranged on the upper portion of the mud tank. And the quality of the prepared drilling mud is improved by adjusting the viscosity of the mud in the reaction kettle. The moving wheels are arranged at the bottom of the reaction kettle, so that a constructor can push the reaction kettle, new materials can be provided and old materials can be recycled on a petroleum exploration site, and the energy utilization rate is increased.

Description

Technical Field

[0001] The present application relates to the technical field of oil drilling, and in particular to an oil drilling mud device. Background Art

[0002] During the construction of oil drilling, drilling mud with low viscosity and capable of carrying sand is required to ensure the quality of construction. However, in the existing relevant public documents, most of them only propose the materials and proportions of oil drilling mud, and rarely involve specific drilling mud devices. For example, the humic acid viscosity reducer for drilling fluid proposed in Patent Publication No. 201210131271.1 adopts sodium hydroxide solution, humic acid, tannin extract, lignin sulfonate, sodium sulfite and formaldehyde solution to obtain a water-based drilling fluid humic acid viscosity reducer, but the specific reaction device is not disclosed; in Patent Publication No. 200510133796.9, Xinjiang Sanjing Derun Technology Co., Ltd. uses sodium humate in the "Drilling Fluid Loss Reducer", which has good salt resistance and calcium resistance when the temperature is not less than 180°C, can be used for high-temperature deep well drilling, and has anti-collapse effect, which can effectively protect the oil and gas layer, but the sulfonated asphalt and formaldehyde in its drilling fluid composition are not conducive to environmental protection. Therefore, there is an urgent need for an oil drilling mud device that can efficiently prepare mud and is environmentally friendly. Utility Model Content

[0003] In view of this, the present application proposes an oil drilling mud device to solve the above problems.

[0004] According to one aspect of the present application, a petroleum drilling mud device is proposed, comprising: a reactor and a mud tank; the reactor is connected to the mud tank through a pipeline, a stirring motor is arranged on the upper part of the reactor, an agitator and a viscosity sensor are arranged inside the reactor, and the stirring motor is transmission-connected to the agitator; a moving wheel is arranged at the bottom of the reactor; the agitator, the viscosity sensor and the stirring motor are all electrically connected to a main control board; a monitoring unit is arranged at the lower part of the mud tank, a first regeneration chamber and a second regeneration chamber are arranged in the middle and lower part of the mud tank, and a gas collecting tank is arranged at the upper part of the mud tank.

[0005] In a possible implementation, the upper portion of the stirrer extends out of the upper end surface of the reactor and is connected to the stirring motor, and the lower portion of the stirrer extends to the lower portion of the reactor.

[0006] In a possible implementation, the stirring motor and the stirrer are both vertically arranged on the longitudinal center line of the reactor.

[0007] In a possible implementation, the first regeneration bin and the second regeneration bin are symmetrically arranged about the center line of the mud tank, and lighting panels are correspondingly arranged on the upper parts of the first regeneration bin and the second regeneration bin, and the lighting panels are arranged outward from the center of the mud tank.

[0008] In a possible implementation, the agitator further includes: a support frame; the support frame is located on the upper part of the reactor, the support frame is fixedly connected to the reactor, and the agitator is mounted on the support frame.

[0009] In a possible implementation, the ratio of the depth of the agitator extending into the reactor to the height of the reactor is 3:4-6:7.

[0010] In a possible implementation, the number of the moving wheels is two, and the two moving wheels are symmetrically arranged about the center line of the agitator.

[0011] In a possible implementation, the invention further includes: an exhaust window, wherein the exhaust window is arranged in the upper middle part of the mud tank.

[0012] In a possible implementation, the volume of the mud tank is greater than the volume of the reactor, and the volume of the first regeneration bin is smaller than the volume of the reactor.

[0013] In a possible implementation, the reaction kettle is made of polypropylene.

[0014] Beneficial effects of this application:

[0015] The reactor is connected to the mud tank through a pipeline, and the connection method is simple. The reactor is equipped with an agitator to stir the materials in real time. The viscosity of the mud in the reactor is adjusted through the water-based polyurethane and viscosity sensor in the reactor to improve the quality of drilling mud. A moving wheel is set at the bottom of the reactor, and the construction personnel can push the reactor. New materials can be provided on the oil exploration site, and old materials can be recovered through phosphatase depolymerization to improve energy utilization. A monitoring unit is set at the bottom of the mud tank to facilitate the detection of the quality of the prepared mud, so that the mud that passes the initial inspection enters the first regeneration bin and the second regeneration bin of the mud. The first regeneration bin and the second regeneration bin adjust the performance of the mud, including the adjustment and control of various indicators such as density, viscosity, filtration loss and gloss. And the monitoring unit is used to ensure that the performance of the mud reaches the best state. Or adjust the ratio again according to the actual situation of the construction site. The purpose of the ratio is to ensure that the mud can provide sufficient viscosity and stability for smooth drilling work. A corresponding gas collecting tank is set at the top of the mud tank to collect the waste gas in the production process of drilling mud, and purify the waste gas for drilling cleaning.

[0016] Other features and aspects of the present application will become apparent from the following detailed description of exemplary embodiments with reference to the attached drawings. BRIEF DESCRIPTION OF THE DRAWINGS

[0017] The accompanying drawings, which are incorporated in and constitute a part of the specification, illustrate exemplary embodiments, features, and aspects of the present application and, together with the description, serve to explain the principles of the present application.

[0018] Figure 1 A schematic structural diagram of a petroleum drilling mud device according to an embodiment of the present application is shown. DETAILED DESCRIPTION

[0019] Various exemplary embodiments, features and aspects of the present application will be described in detail below with reference to the accompanying drawings. The same reference numerals in the accompanying drawings represent elements with the same or similar functions. Although various aspects of the embodiments are shown in the accompanying drawings, the drawings are not necessarily drawn to scale unless otherwise specified.

[0020] Among them, it should be understood that the terms "center", "longitudinal", "lateral", "length", "width", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inside", "outside", "clockwise", "counterclockwise", "axial", "radial", "circumferential" and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the accompanying drawings, and are only for the convenience of describing the present application or simplifying the description, and do not indicate or imply that the referred device or element must have a specific orientation, be constructed and operated in a specific orientation, and therefore cannot be understood as a limitation on the present application.

[0021] In addition, the terms "first" and "second" are used for descriptive purposes only and should not be understood as indicating or implying relative importance or implicitly indicating the number of the indicated technical features. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of the features. In the description of this application, the meaning of "plurality" is two or more, unless otherwise clearly and specifically defined.

[0022] The word “exemplary” is used exclusively herein to mean “serving as an example, example, or illustration.” Any embodiment described herein as “exemplary” is not necessarily to be construed as preferred or advantageous over other embodiments.

[0023] In addition, in order to better illustrate the present application, numerous specific details are given in the following specific embodiments. It should be understood by those skilled in the art that the present application can also be implemented without certain specific details. In some examples, methods, means, components and circuits well known to those skilled in the art are not described in detail in order to highlight the subject matter of the present application.

[0024] Figure 1 The structural diagram of the oil drilling mud device according to the embodiment of the present application is shown. Figure 1 As shown, the oil drilling mud device comprises: a reactor 100 and a mud tank 200; the reactor 100 is connected with the mud tank 200 through a pipeline; a stirring motor 112 is arranged on the upper part of the reactor 100, a stirrer 111 and a viscosity sensor 120 are arranged inside the reactor 100, and the stirring motor 112 is transmission-connected with the stirrer 111; a moving wheel 130 is arranged at the bottom of the reactor 100; the stirrer 111, the viscosity sensor 120 and the stirring motor 112 are all electrically connected to the main control board; a monitoring unit 210 is arranged at the lower part of the mud tank 200, a first regeneration chamber 220 and a second regeneration chamber 230 are arranged at the middle and lower part of the mud tank 200, and a gas collecting tank 240 is arranged at the upper part of the mud tank 200.

[0025] The oil drilling mud device proposed in this embodiment is simple in connection mode by connecting the reactor 100 with the mud tank 200 through a pipeline. The reactor 100 is provided with an agitator 111 to stir the material in real time. The viscosity of the mud in the reactor 100 is adjusted by the water-based polyurethane and the viscosity sensor 120 in the reactor 100 to improve the quality of the prepared drilling mud. Compared with other oil drilling mud devices, the oil drilling mud of this application does not use formaldehyde, and improves the performance of components and phosphatase by polyurethane. A moving wheel 130 is provided at the bottom of the reactor 100, and the construction personnel can push the reactor 100, and can provide new materials in the field of oil exploration, and recycle the old materials by phosphatase depolymerization, so as to realize the production and recycling of anti-collapse and viscosity-reducing rapid wall drilling mud. A monitoring unit 210 is provided at the lower part of the mud tank 200, which is convenient for detecting the quality of the prepared mud, so that the mud that passes the initial inspection enters the first regeneration bin 220 and the second regeneration bin 230 of the mud, and ensures the quality of the anti-collapse and viscosity-reducing regeneration drilling mud. It should also be noted that the viscosity sensor 120 is an energy connection. It should further be noted that the gas collected by the gas collecting tank 240 is used as drilling cleaning gas after purification. The gas in the gas collecting tank 240 is the tail gas produced by the device of this application, and the tail gas is free of CO2.

[0026] The oilfield research laboratory of Henan Hengxin Sunshine Industrial Co., Ltd. adopted the Q-SH0055-2007 standard during testing, and achieved a viscosity reduction rate of 70-90% for high-viscosity drilling oil. In the heavy oil application of Shaanxi Yanchang Petroleum Company, the emulsification is uniform and the performance is stable. The heavy oil with a relative density of 25000mpa.s and a relative density of 0.935 can be reduced to 11000mpa.s and a relative density of 0.910. The high temperature and salt resistance filtration loss reduction performance is resistant to sodium chloride contaminated slurry with 5% brine, and the sample of Example 1 is added with 1%, and the mixture is hot rolled at 250°C for 16h. The API filtration loss, ml result is: 7.5min, 25ml; 30min, 48.0ml (SY / T5679-2017 standard 180°C, 5%≤10.0ml); after using phosphatase to depolymerize polyurethane, calcium chloride contaminated slurry with 5% brine is used, and the sample is added with 1%, and the mixture is hot rolled at 300°C for 16h. The API filtration loss, ml result is: 7.5min, 25ml; 30min, 48.0ml (SY / T5679-2017 standard 180°C, 5%≤10.0ml).

[0027] In one specific embodiment, the upper part of the stirrer 111 extends out of the upper end surface of the reactor 100 and is connected to the stirring motor 112, and the lower part of the stirrer 111 extends to the lower part of the reactor 100. In this implementation, it should be noted that the stirrer 111 is convenient for stirring materials to prepare drilling mud, wherein the stirrer 111 includes a stirring rod and a blade, the number of blades is six, and each two blades are arranged on the stirring rod as a group, and a preset angle is set between the blade and the stirring rod, and the preset angle is generally 60 degrees. It should also be noted that the distance between the farthest two ends of the same group of blades accounts for seven ninths of the width of the reactor 100. It should be further noted that three groups of blades are arranged on the stirring rod at equal intervals. A return turn is arranged in the middle of the specific blade. In addition, it should be noted that a reinforcing member is arranged on the upper end surface of the reactor 100, and the reinforcing member is arranged at the position of the stirrer 111, and the cross-sectional area of ​​the reinforcing member is slightly larger than the cross-sectional area of ​​the stirring motor 112.

[0028] In one specific embodiment, the stirring motor 112 and the stirrer 111 are both vertically arranged on the longitudinal center line of the reactor 100. The stirrer 111 stirs the slurry in the reactor 100 more evenly.

[0029] In one specific embodiment, the first regeneration chamber 220 and the second regeneration chamber 230 are symmetrically arranged about the center line of the mud tank 200, and the upper parts of the first regeneration chamber 220 and the second regeneration chamber 230 are correspondingly provided with a lighting plate 250, and the lighting plate 250 is arranged outward from the center of the mud tank 200. In this implementation, it should be noted that the quality of the anti-collapse and viscosity reduction of the regenerated drilling mud is ensured by the lighting plate 250, the first regeneration chamber, the second regeneration chamber and the exhaust window 260.

[0030] In one of the specific embodiments, the agitator 111 further includes: a support frame 140; the support frame 140 is located at the upper part of the reactor 100, the support frame 140 is fixedly connected to the reactor 100, and the agitator 111 is mounted on the support frame 140. In this implementation, it should be noted that since new materials need to be added to the upper part of the reactor 100, the support frame 140 is provided to facilitate fixing the position of the agitator 111, so that the agitator 111 can be stirred evenly to form mud. It should also be noted that the upper end of the support frame 140 is arranged close to the stirring motor 112 to ensure the balance of the agitator 111 and the stirring motor 112, and to prevent the stirring motor 112 from tilting during the stirring process of the agitator 111. It should be further noted that the lower end of the support frame 140 is arranged at six sevenths of the height of the reactor 100.

[0031] In one specific embodiment, the ratio of the depth of the agitator 111 extending into the reactor 100 to the height of the reactor 100 is 3:4-6:7. In this implementation, it should be noted that the agitator 111 is preferably extended to one sixth of the height of the reactor 100, and the depth of the agitator 111 extending into the reactor 100 is such that the agitator 111 does not wear the inner wall of the reactor 100, and the viscosity of the drilling mud can be detected through the viscosity sensor 120 at the bottom of the reactor 100.

[0032] In one specific embodiment, the number of the moving wheels 130 is two, and the two moving wheels 130 are symmetrically arranged about the center line of the agitator 111. The balance of the reactor 100 is maintained and the reactor 100 is easy to move, and new material preparation and old material decomposition are carried out in the field of oil exploration, so that energy utilization is improved during mud preparation, which is more green and environmentally friendly.

[0033] In one specific embodiment, it further comprises: an exhaust window 260, and the exhaust window 260 is arranged at the middle and upper part of the mud tank 200. In this implementation, it should be noted that it is used to ensure the quality of the anti-collapse and viscosity reduction of the regenerated mud.

[0034] In one specific embodiment, the volume of the mud tank 200 is greater than the volume of the reactor 100, and the volume of the first regeneration chamber is less than the volume of the reactor 100. In this implementation, it should be noted that it is convenient for the reactor 100 to inject the prepared drilling mud into the mud tank 200. It should also be noted that the size of the stirring motor 112 is 100mm*100mm*100mm, the power of the stirring motor 112 is 6KW, and the rated production capacity in the reactor 100 is 1000kg / h.

[0035] In one specific embodiment, the reaction kettle 100 is made of polypropylene, which is non-toxic and has high strength and hardness, and is suitable for reaction polymerization.

[0036] It should be noted that, although the present application is described as an example of a petroleum drilling mud device, those skilled in the art will appreciate that the present application should not be limited thereto. In fact, the user can flexibly set it according to personal preferences and / or actual application scenarios, as long as it is reasonable.

[0037] The embodiments of the present application have been described above, and the above description is exemplary, not exhaustive, and is not limited to the disclosed embodiments. Many modifications and changes will be apparent to those of ordinary skill in the art without departing from the scope and spirit of the described embodiments. The selection of terms used herein is intended to best explain the principles of the embodiments, practical applications, or improvements to the technology in the market, or to enable other persons of ordinary skill in the art to understand the embodiments disclosed herein.

Claims

1. A petroleum drilling mud device, characterized in that: include: A reactor and a mud tank; the reactor and the mud tank are connected via a pipeline; The upper part of the reactor is provided with a stirring motor, the interior of the reactor is provided with a stirrer and a viscosity sensor, and the stirring motor is transmission-connected with the stirrer; the bottom of the reactor is provided with a moving wheel; the stirrer, the viscosity sensor and the stirring motor are all electrically connected to the main control board; A monitoring unit is disposed at the lower part of the mud tank, a first regeneration chamber and a second regeneration chamber are disposed at the middle and lower part of the mud tank, and an air collecting tank is disposed at the upper part of the mud tank.

2. The oil drilling mud device according to claim 1, characterized in that: The upper part of the stirrer extends out of the upper end surface of the reaction kettle and is connected to the stirring motor, and the lower part of the stirrer extends to the lower part of the reaction kettle.

3. The oil drilling mud device according to claim 1, characterized in that: The stirring motor and the stirrer are both vertically arranged on the longitudinal center line of the reactor.

4. The oil drilling mud device according to claim 1, characterized in that: The first regeneration bin and the second regeneration bin are symmetrically arranged about the center line of the mud tank, and lighting panels are correspondingly arranged on the upper parts of the first regeneration bin and the second regeneration bin, and the lighting panels are arranged outward from the center of the mud tank.

5. The oil drilling mud device according to claim 1, characterized in that: The stirrer further comprises: a support frame; the support frame is located at the upper part of the reaction kettle, the support frame is fixedly connected to the reaction kettle, and the stirrer is mounted on the support frame.

6. The oil drilling mud device according to any one of claims 1 to 5, characterized in that: The ratio of the depth of the agitator extending into the reactor to the height of the reactor is 3:4-6:

7.

7. The oil drilling mud device according to any one of claims 1 to 5, characterized in that: The number of the moving wheels is two, and the two moving wheels are symmetrically arranged about the center line of the stirrer.

8. The oil drilling mud device according to any one of claims 1 to 5, characterized in that: Also includes: An exhaust window is arranged at the upper middle part of the mud tank.

9. The oil drilling mud device according to any one of claims 1 to 5, characterized in that: The volume of the mud tank is greater than that of the reactor, and the volume of the first regeneration bin is smaller than that of the reactor.

10. The oil drilling mud device according to any one of claims 1 to 5, characterized in that: The material of the reaction kettle is polypropylene.

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