Feeding device of liquid lubricant for drilling fluid

Abstract

The utility model belongs to the technical field of drilling fluid, and particularly relates to a feeding device of a liquid lubricant for drilling fluid, which comprises a bottom table. Supporting columns are fixedly connected to the bottom of the bottom table, universal wheels are fixedly connected to the bottoms of the supporting columns, a material tank is fixedly connected to the middle of the top of the bottom table, a precise control device is fixedly connected to the other side of the top of the material tank, and a stirring device is arranged in the middle of the material tank. The surface of the stirring device is fixedly connected with a cleaning device, and the inner wall of the middle part of the bottom of the material tank is fixedly connected with a liquid inlet pipe; through the arrangement of the precise control device, it is ensured that the amount of a lubricant injected every time is accurate, real-time monitoring and adjusting can be achieved, the situation of excessive or insufficient feeding can be effectively prevented, the stability and reliability of the drilling fluid performance are ensured, and therefore the situation that the viscosity, the lubricating effect and the like of the drilling fluid are changed due to improper feeding can be avoided; and smooth drilling operation is ensured.

Description

TECHNICAL FIELD

[0001] The utility model relates to the technical field of drilling fluid, specifically is a kind of liquid lubricant's feeding device for drilling fluid. BACKGROUND

[0002] The liquid lubricant for drilling fluid is an important drilling fluid chemical treatment agent, which can effectively improve the lubricity of drilling fluid, reduce the friction between drilling tools and well wall, thereby reducing the rotary torque and additional tension, and avoiding the occurrence of downhole complex accidents such as sticking, in recent years, with the development of drilling technology, especially the development of large displacement well, ultra-deep well and offshore drilling technology, the lubricant for drilling fluid is increasingly important, for example, the liquid lubricant LRH of Liaohe oilfield temperature is synthesized with mineral oil as main raw material, the indoor evaluation result shows that the lubricating effect of the lubricant is remarkable, and it has good salt resistance, calcium resistance and high temperature resistance.

[0003] The existing liquid lubricant feeding device for drilling fluid may have insufficient or excessive feeding during feeding process, and the accurate proportion of lubricant in drilling fluid is crucial for the efficiency and effect of drilling operation, and inaccurate feeding amount may affect the performance of drilling fluid, and further affect the smooth progress of the whole drilling operation.

[0004] Therefore, a liquid lubricant feeding device for drilling fluid is proposed to solve the above problems. UTILITY MODEL CONTENT

[0005] The technical problem to be solved by the utility model is that the prior art cannot accurately control the feeding amount, and therefore a liquid lubricant feeding device for drilling fluid is proposed.

[0006] The technical solution adopted by the utility model to solve the technical problem is: a liquid lubricant feeding device for drilling fluid, comprising a base table, a support column is fixedly connected to the bottom of the base table, a universal wheel is fixedly connected to the bottom of the support column, a material tank is fixedly connected to the middle part of the top of the base table, a precise control device is fixedly connected to the other side of the top of the material tank, a stirring device is arranged in the middle part of the material tank, a cleaning device is fixedly connected to the surface of the stirring device, a liquid inlet pipe is fixedly connected to the inner wall of the middle part of the bottom of the material tank, a pump body is fixedly connected to the bottom of the liquid inlet pipe, and a discharge pipe is fixedly connected to the bottom of the pump body.

[0007] Preferably, a transparent feeding pipe is arranged in the precise control device, and scale lines are formed on the surface of the transparent feeding pipe.

[0008] Preferably, a control pipe is fixedly connected to the bottom of the transparent feeding pipe, and a control valve is arranged on the surface of the control pipe.

[0009] As preferred, a pipe cover is movably connected to the top of the transparent feeding pipe, and a handle is fixedly connected to the top of the pipe cover.

[0010] As preferred, a motor is arranged in the stirring device, and a rotating shaft is arranged at the bottom of the motor, and a stirring rod is fixedly connected to the surface of the rotating shaft.

[0011] As preferred, a scraper is fixedly connected to the other end of the stirring rod, a first fixing plate is fixedly connected to the top of the surface of the rotating shaft, and a first cleaning brush is fixedly connected to the top of the first fixing plate.

[0012] As preferred, a second fixing plate is fixedly connected to the bottom of the surface of the rotating shaft, and a second cleaning brush is fixedly connected to the bottom of the second fixing plate.

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

[0014] 1. The present application is provided with a precise control device, which ensures that the amount of lubricant added each time is accurate, can be monitored and adjusted in real time, can effectively prevent overfilling or underfilling, and ensures the stability and reliability of the drilling fluid performance, which can avoid changes in drilling fluid viscosity, lubrication effect, etc. due to improper addition, and ensure the smooth progress of drilling operations.

[0015] 2. The present application is provided with a cleaning device, which can clean the inner wall of the material tank, prevent lubricant from remaining on the inner wall, keep the material tank clean, avoid any pollution or fouling, and ensure long-term efficient operation of the feeding device. BRIEF DESCRIPTION OF DRAWINGS

[0016] In order to more clearly illustrate the technical solutions in the embodiments of the present application or the prior art, the drawings needed in the following embodiment or prior art description will be briefly introduced. Obviously, the drawings in the following description are only some embodiments of the present application, and those skilled in the art can obtain other drawings according to these drawings without creative labor.

[0017] Figure 1 It is a front view of the structure of the present application.

[0018] Figure 2 It is a front view of the structure of the present application.

[0019] Figure 3 It is a front view of the structure of the present application.

[0020] Figure 4 It is a front view of the structure of the present application.

[0021] In the figure: 1, base; 2, support column; 3, universal wheel; 4, material tank; 5, precision control device; 501, transparent feeding pipe; 502, scale line; 503, control pipe; 504, control valve; 505, pipe cover; 506, handle; 6, stirring device; 601, motor; 602, rotating shaft; 603, stirring rod; 7, cleaning device; 701, scraper; 702, first fixed plate; 703, first cleaning brush; 704, second fixed plate; 705, second cleaning brush; 8, liquid inlet pipe; 9, pump body; 10, discharge pipe. DETAILED DESCRIPTION

[0022] The technical solutions in the embodiments of the present application will be clearly and completely described below with reference to the drawings in the embodiments of the present application. Obviously, the described embodiments are only part of the embodiments of the present application, rather than all the embodiments. Based on the embodiments in the present application, all other embodiments obtained by those skilled in the art without creative labor fall within the scope of protection of the present application.

[0023] The drawings will be described below in conjunction with the Figures 1-4 The present application will be further described in detail,

[0024] The embodiments of the present application disclose a feeding device for liquid lubricant for drilling fluid, referring to Figure 1 and Figure 2 , Figure 4 , comprising a base 1; the bottom of the base 1 is fixedly connected with a support column 2, the bottom of the support column 2 is fixedly connected with a universal wheel 3, the middle part of the top of the base 1 is fixedly connected with a material tank 4, the other side of the top of the material tank 4 is fixedly connected with a precision control device 5, the middle part of the material tank 4 is provided with a stirring device 6, the surface of the stirring device 6 is fixedly connected with a cleaning device 7, the inner wall of the middle part of the bottom of the material tank 4 is fixedly connected with a liquid inlet pipe 8, the bottom of the liquid inlet pipe 8 is fixedly connected with a pump body 9, the bottom of the pump body 9 is fixedly connected with a discharge pipe 10; through the arrangement of the universal wheel 3, the device can be easily moved to the required position, through the arrangement of the precision control device 5, it is ensured that the amount of lubricant added can be accurately adjusted, the flow is adjusted according to actual needs, and excessive or insufficient lubricant is prevented from entering the material tank 4, so that the performance of the drilling fluid is always stable, through the arrangement of the stirring device 6, it is ensured that various liquids and additives are uniformly mixed and uniformly distributed, so that the performance of the drilling fluid is always consistent, through the arrangement of the cleaning device 7, the inner wall of the material tank 4 can be cleaned, lubricant is prevented from remaining on the inner wall, the material tank 4 is kept clean, any pollution or fouling is avoided, and long-term efficient operation of the feeding device is ensured.

[0025] Refer to Figure 3The accurate control device 5 is provided with a transparent feeding pipe 501, and a scale line 502 is arranged on the surface of the transparent feeding pipe 501. Through the arrangement of the scale line 502, the operator can quickly check the liquid level of the lubricant in the transparent feeding pipe 501 and judge the remaining amount of the lubricant, which helps to ensure that the supply of the lubricant will not be interrupted.

[0026] With reference to Figure 3 The bottom of the transparent feeding pipe 501 is fixedly connected with a control pipe 503, and the surface of the control pipe 503 is provided with a control valve 504. Through the arrangement of the control valve 504, the flow of the lubricant flowing into the tank 4 can be controlled, and it is ensured that the amount of the lubricant in the feeding process matches the demand of the drilling fluid.

[0027] With reference to Figure 3 The top of the transparent feeding pipe 501 is movably connected with a pipe cover 505, and the top of the pipe cover 505 is fixedly connected with a handle 506. Through the arrangement of the pipe cover 505, the transparent feeding pipe 501 can be effectively closed to prevent external dust, impurities, moisture or other pollutants from entering the transparent feeding pipe 501.

[0028] With reference to Figure 4 The motor 601 is arranged in the stirring device 6, the bottom of the motor 601 is provided with a rotating shaft 602, and the surface of the rotating shaft 602 is fixedly connected with a stirring rod 603. Through the arrangement of the motor 601, the rotating shaft 602 can be driven to rotate, and through the rotation of the rotating shaft 602, the stirring rod 603 can be driven to stir.

[0029] With reference to Figure 4 The other end of the stirring rod 603 is fixedly connected with a scraper 701, the top of the surface of the rotating shaft 602 is fixedly connected with a first fixed plate 702, and the top of the first fixed plate 702 is fixedly connected with a first cleaning brush 703. Through the arrangement of the scraper 701, the inner wall of the tank 4 can be cleaned, and through the arrangement of the first cleaning brush 703, the inner wall of the top of the tank 4 can be cleaned.

[0030] With reference to Figure 4 The bottom of the surface of the rotating shaft 602 is fixedly connected with a second fixed plate 704, and the bottom of the second fixed plate 704 is fixedly connected with a second cleaning brush 705. Through the arrangement of the second cleaning brush 705, the inner wall of the bottom of the tank 4 can be cleaned.

[0031] Working principle: through the pull handle 506 open pipe cover 505 will be added to the lubricant into the transparent feed pipe 501, through the control valve 504 reference transparent feed pipe 501 on the scale line 502, ensure that the amount of lubricant can be accurately adjusted, according to the actual demand to adjust the flow, avoid excessive or insufficient lubricant into the tank 4, through the motor 601 drive rotating shaft 602 rotation, through the rotating shaft 602 rotation, facilitate the stirring rod 603 to the lubricant stirring, played a role in preventing liquid deposition, through the scraper 701 to the inner wall of the tank 4 cleaning, through the first cleaning brush 703 to the inner wall of the tank 4 top cleaning, through the second cleaning brush 705 to the inner wall of the tank 4 bottom cleaning, prevent the lubricant residue on the inner wall, keep the tank 4 clean, avoid any pollution or fouling, ensure the long-term efficient operation of the feeding device, start the pump body 9 will be completed by using the liquid inlet pipe 8 through the discharge pipe 10 discharge lubricant stirring.

[0032] The basic principle, main features and advantages of the present application are shown and described above. Those skilled in the art should understand that the present application is not limited by the above examples, and the above examples and descriptions in the specification are only to illustrate the principles of the present application. Without departing from the spirit and scope of the present application, various changes and improvements can be made to the present application, and these changes and improvements fall within the scope of the present application.

Claims

1. A liquid lubricant dosing device for drilling fluids, characterized by: The utility model provides a kind of precision control device, including bottom platform (1);The bottom of the support column (2) of bottom platform (1) is fixedly connected with universal wheel (3), the middle part of the top of bottom platform (1) is fixedly connected with material tank (4), another side of the top of material tank (4) is fixedly connected with precision control device (5), the middle part of material tank (4) is provided with stirring device (6), the surface of stirring device (6) is fixedly connected with cleaning device (7), the inner wall of the middle part of the bottom of material tank (4) is fixedly connected with liquid inlet pipe (8), the bottom of liquid inlet pipe (8) is fixedly connected with pump body (9), the bottom of pump body (9) is fixedly connected with discharge pipe (10).

2. The apparatus of claim 1, wherein: The transparent feed pipe (501) is provided in the precision control device (5), and the surface of the transparent feed pipe (501) is provided with scale lines (502).

3. The apparatus of claim 2, wherein: The bottom of the transparent feed pipe (501) is fixedly connected with the control pipe (503), and the surface of the control pipe (503) is provided with the control valve (504).

4. The apparatus of claim 2, wherein: The top of the transparent feed pipe (501) is movably connected with the pipe cover (505), and the top of the pipe cover (505) is fixedly connected with the handle (506).

5. The apparatus of claim 1 wherein: The motor (601) is provided in the stirring device (6), the bottom of the motor (601) is provided with the rotating shaft (602), and the surface of the rotating shaft (602) is fixedly connected with the stirring rod (603).

6. The apparatus of claim 5, wherein: The other end of the stirring rod (603) is fixedly connected with the scraper (701), the top of the surface of the rotating shaft (602) is fixedly connected with the first fixed plate (702), and the top of the first fixed plate (702) is fixedly connected with the first cleaning brush (703).

7. The apparatus of claim 5, wherein: The bottom of the surface of the rotating shaft (602) is fixedly connected with the second fixed plate (704), and the bottom of the second fixed plate (704) is fixedly connected with the second cleaning brush (705).

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