Oil-based drilling fluid wetting reversal determination device

Abstract

The utility model belongs to the field of measuring devices, and particularly relates to an oil-based drilling fluid wetting reversal measuring device which comprises a main body and a movable stirring device, a fixed frame is mounted on the movable stirring device, a fixed arm is fixedly mounted on one side of the fixed frame, a stirring barrel is fixedly mounted on one side of the fixed arm, a servo motor is fixedly mounted at the top of the fixed frame, an output shaft is fixedly mounted at the output end of the servo motor, a gear penetrates through and is fixedly mounted on one side of the output shaft, and a chain is in transmission connection with one side of the gear; a chain is driven when a gear works, so that the chain drives a movable frame to perform corresponding lifting movement on a fixed frame, the movable frame is linked with a torque motor through a connecting seat to perform synchronous lifting, and a transmission shaft at the output end of the torque motor and stirring blades perform stirring in a stirring barrel, so that a movable stirring function is realized; the problem that the test result is affected due to the fact that sufficient mixing cannot be completed is solved, and the adaptability in use is improved.

Description

Technical Field

[0001] The utility model relates to the field of measuring devices, in particular to an oil-based drilling fluid wettability reversal measuring device. Background Art

[0002] In the cementing operation of oil and gas fields, the cementing spacer fluid can effectively separate the drilling fluid and the cement slurry, and it plays a connecting role in the cementing operation; it plays the roles of isolation, buffering and flushing during the process of displacing the drilling fluid, so as to improve the displacement efficiency of the cement slurry and achieve the purpose of improving the cementing quality; especially when using oil-based drilling fluid, the ability of the spacer fluid to modify the wetting interface becomes very crucial.

[0003] After retrieval, a Chinese patent with the application number 202320708117.X discloses an oil-based drilling fluid wettability reversal measuring device, and its technical solution is: including a temperature display, a heating button, a rotation speed display, a speed control knob, a conductivity display, an electrode, a temperature sensor, a stainless steel slurry cup, a heat preservation jacket, a stirring paddle, a device base, a stirring motor and a heating plate. A stirring motor and a heating plate are arranged on the right side of the device base. The output end of the stirring motor is connected to the stirring paddle through a connecting shaft passing through the heating plate and the stainless steel slurry cup, and the stirring paddle is located at the bottom of the inner cavity of the stainless steel slurry cup. The bottom of the stainless steel slurry cup is in contact with the heating plate. An electrode and a temperature sensor are arranged on the lower side of the stainless steel slurry cup, and a heat preservation jacket is arranged on the outer side of the stainless steel slurry cup.

[0004] As can be seen from the above, by arranging a stirring motor on the device base, the stirring motor is connected to the stirring paddle, and the liquid in the stainless steel slurry cup is stirred by the stirring paddle; and the bottom of the stainless steel slurry cup is in contact with the heating plate, so that the heating function can be realized. However, this case still has the following deficiencies: the prior art can only perform stirring work at specific positions during stirring. When the drilling fluid and the mud are stratified due to inconsistent densities, sufficient mixing cannot be completed, thereby affecting the test results.

[0005] Therefore, an oil-based drilling fluid wettability reversal measuring device is proposed for the above problems. Summary of the Utility Model

[0006] In order to make up for the deficiencies of the prior art and solve the problem that sufficient mixing cannot be completed and thus affect the test results, the utility model proposes an oil-based drilling fluid wettability reversal measuring device.

[0007] The technical solution adopted by the present utility model to solve its technical problems is as follows: A wetting inversion measurement device for oil-based drilling fluid of the present utility model includes a main body and a movable stirring device; a fixing frame is installed on the movable stirring device, a fixing arm is fixedly installed on one side of the fixing frame, a stirring barrel is fixedly installed on one side of the fixing arm, a servo motor is fixedly installed on the top of the fixing frame, an output shaft is fixedly installed at the output end of the servo motor, a gear is fixedly installed through and on one side of the output shaft, and a chain is drivingly connected to one side of the gear.

[0008] Preferably, a base is installed on the main body, a pump is fixedly installed on the top of the base, a measuring device is fixedly installed on one side of the pump, and a display is fixedly installed on the top of the base.

[0009] Preferably, two fixing bearings are installed on the top of the fixing frame, and the output shaft passes through and is movably installed in the two fixing bearings.

[0010] Preferably, a movable frame is movably installed on one side of the fixing frame, and a chain is fixedly installed on one side of the movable frame.

[0011] Preferably, a groove is opened on the top of the fixing frame, and a limiting rod is movably installed through the groove, and movable frames are fixedly installed at both ends of the limiting rod.

[0012] Preferably, a connecting seat is fixedly installed on the top of the movable frame, a torque motor is fixedly installed on the bottom of the connecting seat, a transmission shaft is fixedly installed at the output end of the torque motor, and a stirring blade is fixedly installed at the bottom of the transmission shaft.

[0013] The beneficial effects of the present utility model are as follows:

[0014] Through the structural design of the movable stirring device of the present utility model, when the gear works, it drives the chain, so that the chain drives the movable frame to perform corresponding lifting activities on the fixing frame. The movable frame drives the torque motor to lift synchronously through the connecting seat, so that the transmission shaft and the stirring blade at the output end of the torque motor stir inside the stirring barrel, realizing the function of movable stirring, solving the problem that sufficient mixing cannot be completed and thus affecting the test results, and improving the adaptability in use. Description of the Drawings

[0015] In order to more clearly illustrate the technical solutions in the embodiments of the present utility model or the prior art, the following will briefly introduce the drawings required for use in the description of the embodiments or the prior art. Obviously, the following drawings are only some embodiments of the present utility model. For those of ordinary skill in the art, without creative efforts, other drawings can also be obtained based on these drawings.

[0016] Figure 1 Schematic diagram of the overall structure of the present utility model;

[0017] Figure 2 Exploded schematic diagram of the overall structure of the present utility model;

[0018] Figure 3 Schematic diagram of the structure of the movable stirring device of the present utility model;

[0019] Figure 4 For the present utility model Figure 3 Enlarged schematic diagram of structure A;

[0020] Figure 5 Schematic diagram of the main structure of the present utility model.

[0021] In the figure: 1, main body; 2, movable stirring device; 11, base; 12, pump; 13, measuring device; 14, display; 21, fixing frame; 22, fixing arm; 23, stirring barrel; 24, servo motor; 25, output shaft; 26, gear; 27, fixed bearing; 28, chain; 29, movable frame; 31, limiting rod; 32, connecting seat; 33, torque motor; 34, transmission shaft; 35, stirring blade. Specific embodiments

[0022] Next, the technical solutions in the embodiments of the present utility model will be clearly and completely described in conjunction with the accompanying drawings in the embodiments of the present utility model. Obviously, the described embodiments are only a part of the embodiments of the present utility model, rather than all of the embodiments. Based on the embodiments in the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative efforts shall fall within the protection scope of the present utility model.

[0023] Please refer to Figures 1 - 5 As shown, an oil-based drilling fluid wettability reversal measuring device includes a main body 1 and a movable stirring device 2; a fixing frame 21 is installed on the movable stirring device 2, a fixing arm 22 is fixedly installed on one side of the fixing frame 21, a stirring barrel 23 is fixedly installed on one side of the fixing arm 22, a servo motor 24 is fixedly installed on the top of the fixing frame 21, an output shaft 25 is fixedly installed at the output end of the servo motor 24, a gear 26 is fixedly installed through and on one side of the output shaft 25, and a chain 28 is drivingly connected to one side of the gear 26;

[0024] During operation, the stirring barrel 23 is fixed by installing the fixing arm 22 on the fixing frame 21. When the servo motor 24 operates, the rotational power is transmitted to the gear 26 through the output shaft 25, and the gear 26 drives the chain 28.

[0025] Further, a base 11 is installed on the main body 1, a pump 12 is fixedly installed on the top of the base 11, a measuring device 13 is fixedly installed on one side of the pump 12, and a display 14 is fixedly installed on the top of the base 11;

[0026] During operation, the whole is supported by the base 11. When the pump 12 works, the fluid inside the mixing barrel 23 is introduced into the measuring device 13 for analysis.

[0027] Further, two fixed bearings 27 are installed on the top of the fixing frame 21, and an output shaft 25 penetrates and is movably installed through the two fixed bearings 27;

[0028] During operation, through the fixation of the fixed bearings 27 by the fixing frame 21, when the output shaft 25 rotates, it is supported, and at the same time, its rotational movement is not affected.

[0029] Further, a movable frame 29 is movably installed on one side of the fixing frame 21, and a chain 28 is fixedly installed on one side of the movable frame 29;

[0030] During operation, through the installation of the chain 28, when the chain 28 moves linearly, the movable frame 29 is driven to move accordingly.

[0031] Further, a groove is formed on the top of the fixing frame 21, and a limiting rod 31 is movably installed through the groove. Both ends of the limiting rod 31 are fixedly installed with the movable frame 29;

[0032] During operation, when the movable frame 29 moves, it moves up and down correspondingly on the fixing frame 21. The movement of the movable frame 29 is limited by the cooperation of the limiting rod 31 and the groove formed on the fixing frame 21.

[0033] Further, a connecting seat 32 is fixedly installed on the top of the movable frame 29, a torque motor 33 is fixedly installed on the bottom of the connecting seat 32, a transmission shaft 34 is fixedly installed on the output end of the torque motor 33, and a stirring blade 35 is fixedly installed on the bottom of the transmission shaft 34;

[0034] During operation, power is provided by the torque motor 33. When working, the stirring blade 35 is driven to rotate by the transmission shaft 34 to stir the inside of the mixing barrel 23.

[0035] Working principle: By driving the servo motor 24, the output shaft 25 at the output end performs a rotational motion, and the output shaft 25 drives the gear 26 to perform a synchronous circular motion. When the gear 26 works, it drives the chain 28, converting the rotational motion of the gear 26 into a linear motion of the chain 28, causing the chain 28 to drive the movable frame 29 to perform corresponding lifting activities on the fixed frame 21. The movable frame 29 drives the torque motor 33 to perform synchronous lifting through the connecting seat 32, causing the transmission shaft 34 and the stirring blade 35 at the output end of the torque motor 33 to stir inside the stirring barrel 23, ensuring more uniform stirring inside the stirring barrel 23.

[0036] The above shows and describes the basic principle, main features and advantages of the present invention. Those skilled in the art should understand that the present invention is not limited by the above embodiments. The above embodiments and the descriptions in the specification only illustrate the principle of the present invention. Without departing from the spirit and scope of the present invention, the present invention will have various changes and improvements, and these changes and improvements all fall within the scope of the present invention claimed.

Claims

1. An oil-based drilling fluid wetting reversal measuring device, characterized in that: The invention comprises a main body (1) and a movable stirring device (2); the movable stirring device (2) is provided with a fixed frame (21); a fixed arm (22) is fixedly provided on one side of the fixed frame (21); a stirring barrel (23) is fixedly provided on one side of the fixed arm (22); a servo motor (24) is fixedly provided on the top of the fixed frame (21); an output shaft (25) is fixedly provided on the output end of the servo motor (24); a gear (26) is passed through and fixedly provided on one side of the output shaft (25); and a chain (28) is connected to one side of the gear (26) in a transmission manner.

2. The oil-based drilling fluid wetting reversal measuring device according to claim 1, characterized in that: The main body (1) is installed with a base (11), a pump (12) is fixedly installed on the top of the base (11), a measuring device (13) is fixedly installed on one side of the pump (12), and a display (14) is fixedly installed on the top of the base (11).

3. The oil-based drilling fluid wetting reversal measuring device according to claim 1, characterized in that: Two fixed bearings (27) are installed on the top of the fixed frame (21), and the output shaft (25) is penetrated and movably installed in the two fixed bearings (27).

4. The oil-based drilling fluid wetting reversal measuring device according to claim 3, characterized in that: A movable frame (29) is movably mounted on one side of the fixed frame (21), and a chain (28) is fixedly mounted on one side of the movable frame (29).

5. The oil-based drilling fluid wetting reversal measuring device according to claim 4, characterized in that: A groove is formed on the top of the fixed frame (21), and a limit rod (31) is movably mounted through the groove. Both ends of the limit rod (31) are fixedly mounted with movable frames (29).

6. The oil-based drilling fluid wetting reversal measuring device according to claim 5, characterized in that: A connecting seat (32) is fixedly mounted on the top of the movable frame (29), a torque motor (33) is fixedly mounted on the bottom of the connecting seat (32), a transmission shaft (34) is fixedly mounted on the output end of the torque motor (33), and a stirring blade (35) is fixedly mounted on the bottom of the transmission shaft (34).

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