CN216950284U - Movable mud tank for drilling construction - Google Patents

Abstract

The utility model relates to a movable mud tank for drilling construction. Comprises a slurry tank device, a vibration screening device and a plugging slurry generating device; the mud tank device comprises a tank body, wherein a base is arranged at the bottom of the tank body, hanging connecting pieces are arranged at four corners of the top of the tank body, a stirring assembly and a mud pump are arranged on the top wall of the tank body, and an output pipeline connected to an outlet of the mud pump penetrates out of the side wall of the tank body; the vibration screening device comprises a screening frame and a base, a plurality of elastic components are arranged between the screening frame and the base, a beam and a vibration motor are arranged in the middle of the screening frame, and the vibration screening device also comprises an energy dissipation buffer box with a backflow connector on the side part and a mud discharge port at the bottom; the plugging slurry generating device comprises a mixing pipeline, the top wall of which is provided with a plugging agent filling hopper; a backflow slurry pipeline is connected to the backflow connector, and a bypass pipeline is connected to the backflow slurry pipeline. The utility model has compact structure, complete functions and convenient arrangement, transfer and movement.

Description

Movable mud tank for drilling construction

Technical Field

The utility model belongs to the technical field of data drilling construction equipment, and particularly relates to a movable mud tank for drilling construction.

Background

The mud tank facility is one of infrastructure applied in a drilling construction process, and the mud tank is used for storing mud serving as drilling fluid and supplying qualified mud to drilling equipment, so that the mud tank plays an important role in the quality and construction effect of the drilling construction. Typically, one of the pre-procedures in a drilling operation is to arrange a mud tank at a suitable location at the construction site for receiving the returning mud from the drilling equipment, which typically needs to be filtered to remove the particulate impurities contained therein, and the mud in the mud tank is supplied to the drilling equipment again by a mud pump. In some special construction scenes, the mud tank is also used for conveying plugging mud to drilling equipment, when leakage, collapse and the like occur underground, the plugging mud needs to be adopted for plugging, and the plugging mud is formed by adding a plugging agent into common mud.

In the existing facilities, after a slurry tank is constructed and formed on site, a filtering and purifying device, a leak stoppage slurry generating device and the like are required to be configured, the devices and facilities independently exist, a slurry pipeline and the like are required to be cascaded, and a slurry circulating pump is adopted to provide power for the flow of slurry, so that the structure of the facility after the slurry flows back is complicated, the fluidity of the slurry is reduced to a certain extent, and the circulating supply capacity of the slurry is influenced. On the other hand, the existing mud tank is usually a fixed mud tank, and is usually constructed by digging a pit on the ground and laying an impermeable material layer, which causes inconvenience in transferring and moving the mud tank facility between different construction project sites, inconvenience in rapidly constructing and transferring the mud tank facility, and reduction in the progress of the construction project.

Therefore, the structure of the mud tank needs to be optimally designed to solve the aforementioned technical problems.

SUMMERY OF THE UTILITY MODEL

The utility model provides a movable mud tank for drilling construction, which has the advantages of compact structure, complete functions, convenient arrangement and transfer movement, and solves the technical problems in the prior art.

The technical scheme adopted by the utility model for solving the technical problems in the prior art is as follows: a movable mud tank for drilling construction comprises a mud tank device, a vibration screening device and a leakage stoppage mud generating device; the mud tank device comprises a tank body, wherein a base is installed at the bottom of the tank body, hanging connecting pieces are arranged at four corners of the top of the tank body, a stirring assembly and a mud pump are installed on the top wall of the tank body, and an output pipeline connected to an outlet of the mud pump penetrates out of the side wall of the tank body; the vibration screening device comprises a screening frame and a base, wherein the top and the front of the screening frame are open, the bottom of the screening frame is provided with a screening pore plate, a plurality of elastic components are arranged between the screening frame and the base, the middle part of the screening frame is provided with a cross beam, a vibration motor is arranged on the cross beam, and the vibration screening device also comprises an energy dissipation buffer box, the side part of the energy dissipation buffer box is provided with a backflow interface, and the bottom of the energy dissipation buffer box is provided with a slurry discharge port; the plugging slurry generating device comprises a mixing pipeline, the top wall of which is provided with a plugging agent filling hopper; be connected with backward flow mud pipeline on the backward flow interface, be connected with the by-pass line on the backward flow mud pipeline, the by-pass line is connected to the rear end of hybrid piping, and the front end of hybrid piping passes through reinjection pipeline and jar body through connection.

The utility model has the advantages and positive effects that:

compared with the existing mud tank equipment, the mud tank device and the vibration screening device are combined into a whole, backflow mud is screened by the vibration screening device to remove particles in the mud and then injected into the mud tank device, therefore, the mud tank equipment does not need to be additionally arranged with filter screening equipment after being arranged on site, the work load of equipment construction is simplified, the integrated equipment ensures the fluidity of the mud, and the circular supply capacity of the mud is ensured. By arranging the leaking stoppage slurry generating device and adopting the bypass pipeline and the reinjection pipeline to enable the leaking stoppage slurry generating device and the vibration screening device to be arranged in parallel, the slurry tank equipment has the function of online mixing of leaking stoppage slurry, part of the reflowed slurry passes through the leaking stoppage slurry generating device, and the leaking stoppage agent is added from the leaking stoppage agent filling hopper, so that the mixing effect between the leaking stoppage agent and the reflowed slurry is ensured, the operation burden of leaking stoppage and mixing of the slurry is reduced, therefore, the movable slurry tank has diversified functions, and the equipment can meet various requirements of drilling construction on the slurry by being arranged on site.

The mud tank has a compact structure, the base is arranged at the bottom, and the hanging connecting piece is arranged at the top of the tank body, so that the mud tank equipment is convenient to carry out hoisting arrangement and hoisting movement, and can be quickly transferred to the next construction occasion for use by a vehicle after project construction is finished, the turnover rate of the equipment is improved, the project construction period is promoted, the project construction cost is reduced, and the income of drilling construction projects is improved.

Preferably: the bottom of the base of the vibration screening device is provided with a slurry collection bottom shell with a discharge pipeline at the bottom, a backflow window is arranged on the top wall of the tank body of the slurry tank device, and the discharge pipeline is inserted in the backflow window.

Preferably: the top wall of the tank body of the mud tank device is also provided with a dosing funnel and an exhaust window, and the exhaust window is provided with an exhaust grating.

Preferably: a plurality of sewage outlets are arranged at the bottom of the side wall of the tank body of the mud tank device, and a sewage discharge door is arranged on each sewage outlet.

Preferably: the base includes base frame, the bottom and the base frame fixed connection of the jar body, all installs the hoist and mount connecting rod in the both ends outside of base frame.

Preferably: the energy dissipation buffer tank is arranged at the rear part of the base by adopting a bracket, and a slurry outlet of the energy dissipation buffer tank is positioned above the rear part of the screening pore plate; and a cleaning window is arranged on the top wall of the energy dissipation buffer box, and a cover plate is arranged on the cleaning window.

Preferably: the plugging slurry generating device further comprises a filling platform, the filling platform is installed and fixed on the side wall of the tank body, and the mixing pipeline penetrates through the filling platform.

Preferably: and a manual gate valve is also arranged on the bypass pipeline.

Drawings

FIG. 1 is a schematic front view of the present invention;

FIG. 2 is a schematic diagram of the construction of the mud tank assembly of FIG. 1;

FIG. 3 is a schematic illustration of the construction of the vibratory screening device of FIG. 1;

fig. 4 is a schematic structural view of the plugging slurry generating device in fig. 1.

In the figure:

1. a base; 1-1, a base frame; 1-2, hoisting a connecting rod; 2. a sewage draining door; 3. an output pipe; 4. a mud tank control box; 5. hanging a connecting piece; 6. a slurry pump; 7. a dosing funnel; 8. a mud tank arrangement; 9. a stirring assembly; 10. a vibratory screening device; 10-1, screening a pore plate; 10-2, screening a frame; 10-3, a vibrating screen control box; 10-4, a cross beam; 10-5, a vibration motor; 10-6, an energy dissipation buffer tank; 10-7, a cover plate; 10-8, a backflow interface; 10-9, a bracket; 10-10, an elastic component; 10-11, a base; 10-12, a slurry collection bottom shell; 11. a return mud conduit; 12. a bypass conduit; 13. a plugging slurry generating device; 13-1, a mixing pipeline; 13-2, filling a plugging agent filling hopper; 13-3, a filling platform; 14. reinjection into the pipeline; 15. an exhaust grill; 16. and (4) reflowing the window.

Detailed Description

In order to further understand the contents, features and effects of the present invention, the following embodiments are described in detail.

Referring to fig. 1, the movable mud tank for drilling construction of the present invention includes a mud tank device 8, a vibration screening device 10 and a plugging mud generation device 13, wherein the mud tank device 8 is used for storing mud and providing functions of stirring and pressurizing and conveying mud, the vibration screening device 10 is used for receiving mud flowing back from a drilling equipment, performing on-line vibration screening on mud, screening and removing particles in mud to realize purification of mud, and the plugging mud generation device 13 is used for mixing and forming plugging mud. As shown in the figure, the vibratory screening device 10 is mounted on top of the mud tank device 8 and the plugging mud generation device 13 is mounted on the side of the mud tank device 8.

Referring to fig. 2, it can be seen that:

the mud tank device 8 comprises a tank body which is in a cuboid shape similar to a container. Install base 1 in the bottom of the jar body, be equipped with at the top four corners position of the jar body and hang connecting piece 5, base 1 is used for carrying out the outrigger use to the jar body, and supplementary this mud tank equipment hoists simultaneously and removes, hangs connecting piece 5 and is used for connecting the hoist and mount rope when this mud tank equipment hoists and removes and uses.

In this embodiment, the base 1 includes a base frame 1-1, the bottom of the tank body is fixedly connected to the base frame 1-1, and hoisting connecting rods 1-2 are installed at the outer sides of both ends of the base frame 1-1. When the hoisting is moved, the lower end of the hoisting rope connected with the hoisting connecting piece 5 is fastened on the hoisting connecting rod 1-2, so that the reliability of the connection between the hoisting rope and the mud tank equipment is ensured, and the stability and the safety of the hoisting movement are improved.

The top wall of the tank body is provided with a stirring assembly 9 and a slurry pump 6, and an output pipeline 3 connected to the outlet of the slurry pump 6 penetrates out of the side wall of the tank body. The stirring assembly 9 is used for stirring the slurry in the tank body, improves the uniformity of slurry components, structurally comprises a stirring speed reduction motor which is installed and fixed on the top wall of the tank body, a stirring shaft is connected to the lower end of an output shaft of the stirring speed reduction motor, and stirring blades are installed at the lower end of the stirring shaft.

The mud pump 6 is used for pressurizing mud in the tank body, and the pressurized mud is discharged from the output pipeline 3 and is conveyed to the drilling equipment for use.

In this embodiment, a chemical adding funnel 7 and an exhaust window are further installed on the top wall of the tank body of the mud tank device 8, and an exhaust grille 15 is installed on the exhaust window. Add medicine funnel 7 and be used for adding the medicament to the internal mud of jar, the exhaust window is used for following the internal exhaust of jar and uses, makes jar internal and external holding pressure unanimous, sets up the inside that exhaust grid 15 prevents to add medicine operating personnel and drop from the exhaust window and get into jar body, promotes the security of operation.

In this embodiment, a plurality of sewage draining outlets are arranged at the bottom of the side wall of the tank body of the mud tank device 8, and a sewage draining door 2 is arranged on each sewage draining outlet. This mud tank equipment is after the use of a certain period, and mud can subside, adsorb on the inner wall of the jar body, need carry out thorough cleanness before putting into use once more, injects a large amount of clean water in to the jar body when clean, starts agitating unit and lasts the stirring, and the internal rivers of jar produce the continuous scouring action to the inner wall of the jar body, open blowdown door 2 after the cleanness, with inside sewage discharge.

A mud tank control box 4 is arranged on the side part of the tank body, and the stirring speed reducing motor of the stirring assembly 9 and the start and stop of the mud pump 6 are controlled by the mud tank control box 4.

Referring to fig. 3, it can be seen that:

the vibrating screening device 10 comprises a screening frame 10-2 and a base 10-11, wherein the top and the front of the screening frame are open, a screening pore plate 10-1 is installed at the bottom of the screening frame, and the base 10-11 is installed and fixed on the top wall of a tank body. A plurality of elastic components 10-10 are arranged between the screening frame 10-2 and the base 10-11, a cross beam 10-4 is arranged in the middle of the screening frame 10-2, and a vibration motor 10-5 is arranged on the cross beam 10-4, as shown in the figure, the vibration motor 10-5 is provided with a left vibration motor and a right vibration motor, so that the balance of vibration effects is ensured. The vibration motor 10-5 is used for providing a vibration effect, and each elastic component 10-10 plays a role in shock absorption and buffering, so that the vibration effect generated by the vibration screening device 10 is prevented from being transmitted to the mud tank device 8 below too much. The resilient assembly 10-10 may be a shock absorbing spring assembly or a shock absorbing rubber pier assembly.

The energy dissipation buffer tank 10-6 is characterized by further comprising an energy dissipation buffer tank 10-6, wherein the side portion of the energy dissipation buffer tank is provided with a backflow connector 10-8, the bottom of the energy dissipation buffer tank is provided with a mud discharge port, and the energy dissipation buffer tank 10-6 is used for receiving backflow mud and conducting energy dissipation and buffering on the mud. In this embodiment, the energy dissipation buffer tank 10-6 is mounted on the rear part of the base 10-11 by using a bracket 10-9, and the slurry outlet is positioned above the rear part of the sieving pore plate 10-1. A cleaning window is arranged on the top wall of the energy dissipation buffer tank 10-6, a cover plate 10-7 is mounted on the cleaning window, when the machine needs to be stopped for cleaning, the cover plate 10-7 is opened, and a high-pressure water gun is used for washing and cleaning the interior.

A mud collection bottom shell 10-12 with a discharge pipeline at the bottom is arranged below a base 10-11 of the vibration screening device 10, and mud passing through a screening pore plate 10-1 falls downwards into the mud collection bottom shell 10-12. A backflow window 16 is arranged on the top wall of the tank body of the mud tank device 8, and a discharge pipeline is inserted in the backflow window 16, namely purified mud collected by the mud collection bottom shell 10-12 is discharged into the tank body through the discharge pipeline.

And a vibrating screen control box 3 is also arranged on the side part of the base 10-11, and the vibrating screen control box 3 is used for controlling the start and stop and the vibration strength of the vibrating motor 10-5.

Referring to fig. 4, it can be seen that:

the plugging slurry generating device 13 comprises a mixing pipeline 13-1, the top wall of which is provided with a plugging agent filling hopper 13-2, wherein a part of the reflowing slurry passes through the mixing pipeline 13-1, and the powdery plugging agent is added into the reflowing slurry through the plugging agent filling hopper 13-2, so that the mixing uniformity of the slurry and the plugging agent is promoted.

In this embodiment, the plugging slurry generating device 13 further includes a filling platform 13-3, the filling platform 13-3 is installed and fixed on the side wall of the tank body, and the mixing pipeline 13-1 penetrates through the filling platform 13-3. The filling platform 13-3 is used for trampling when an operator adds the plugging agent, as shown in the figure, the plugging slurry generating device 13 is installed at a position with a certain height away from the ground, the operator climbs the filling platform 13-3 by using a crawling ladder during operation, and the powdery plugging agent is added into the plugging agent filling hopper 13-2 on the filling platform 13-3.

A backflow slurry pipeline 11 is connected to the backflow connector 10-8, a bypass pipeline 12 is connected to the backflow slurry pipeline 11, the bypass pipeline 12 is connected to the rear end of the mixing pipeline 13-1, and the front end of the mixing pipeline 13-1 is communicated with the tank body through a reinjection pipeline 14. And mixing the part of the slurry flowing back from the bypass pipeline 12 with the plugging agent, and then feeding the part of the slurry into the slurry tank again.

It is worth noting that the plugging slurry generating device 13 is used for mixing the plugging agent into the slurry, and the mixed slurry finally enters the tank body to participate in stirring and subsequent circulation. The amount of the backflow slurry participating in the mixing of the plugging slurry in the plugging slurry generation device 13 is less, and the part of the slurry is premixed with the powdery plugging agent, so that the problems of caking and uneven mixing caused by the fact that a large amount of plugging agent is put into the slurry once can be effectively avoided. Since this portion requires less return mud, it is led directly from the return mud line 11 to the bypass line 12, and the particles contained in this portion of the mud participate in the subsequent mud circulation.

The working process is as follows:

the mud return pipeline of the drilling equipment is in butt joint with the return mud pipeline 11, and the output pipeline 3 is in butt joint with the mud supply pipeline of the drilling equipment;

the returned slurry enters an energy dissipation buffer tank 10-6 of the vibration screening device 10, the slurry falls to the rear part of a screening pore plate 10-1 after energy dissipation buffer treatment, under the vibration action, the purified slurry passes through the screening pore plate 10-1 and falls into a slurry collection bottom shell 10-12, the particulate matters are intercepted above the screening pore plate 10-1, and when the operation is continued, the particulate matters gradually move to the front part of the screening pore plate 10-1 and finally fall off from the front part; the collected purified slurry enters the tank body, the stirring assembly 9 continuously stirs the slurry, and a medicament is added into the tank body from the dosing hopper 7 when necessary; the purified mud is circularly supplied to the drilling equipment under the pumping action of a mud pump 6;

when plugging mud needs to be supplied to drilling equipment, a manual gate valve on a bypass pipeline 12 is opened, part of the mud enters a mixing pipeline 13-1 of a plugging mud generating device 13 through the bypass pipeline 12, an operator injects powdery plugging agent into a plugging agent filling hopper 13-2, the plugging agent is quickly mixed with the part of the mud under the scouring action of the mud, then the primarily mixed mud and the plugging agent are injected into a tank body through a reinjection pipeline 14 and are mixed with the mud in the tank body again, and finally the plugging mud is formed in the tank body.

Claims (8)

1. The utility model provides a movable mud pot is used in drilling construction which characterized by: comprises a slurry tank device (8), a vibration screening device (10) and a leakage stoppage slurry generating device (13); the mud tank device (8) comprises a tank body, wherein a base (1) is installed at the bottom of the tank body, hanging connecting pieces (5) are arranged at four corners of the top of the tank body, a stirring assembly (9) and a mud pump (6) are installed on the top wall of the tank body, and an output pipeline (3) connected to an outlet of the mud pump (6) penetrates out of the side wall of the tank body; the vibrating screening device (10) comprises a screening frame (10-2) and a base (10-11), wherein the top and the front of the screening frame are open, a screening pore plate (10-1) is installed at the bottom of the screening frame (10-2), a plurality of elastic assemblies (10-10) are installed between the screening frame (10-2) and the base (10-11), a cross beam (10-4) is installed in the middle of the screening frame (10-2), a vibrating motor (10-5) is installed on the cross beam (10-4), the vibrating screening device further comprises an energy dissipation buffer box (10-6) with a backflow interface (10-8) at the side part and a mud discharge port at the bottom; the plugging slurry generating device (13) comprises a mixing pipeline (13-1) of which the top wall is provided with a plugging agent filling hopper (13-2); the backflow connector (10-8) is connected with a backflow slurry pipeline (11), the backflow slurry pipeline (11) is connected with a bypass pipeline (12), the bypass pipeline (12) is connected to the rear end of the mixing pipeline (13-1), and the front end of the mixing pipeline (13-1) is in through connection with the tank body through a reinjection pipeline (14).

2. The movable mud tank for drilling construction as claimed in claim 1, wherein: a slurry collecting bottom shell (10-12) with a discharge pipeline at the bottom is arranged below a base (10-11) of the vibration screening device (10), a backflow window (16) is arranged on the top wall of a tank body of the slurry tank device (8), and the discharge pipeline is inserted in the backflow window (16).

3. The movable mud tank for drilling construction as claimed in claim 2, wherein: the top wall of the tank body of the slurry tank device (8) is also provided with a dosing funnel (7) and an exhaust window, and the exhaust window is provided with an exhaust grille (15).

4. The movable mud tank for drilling construction as claimed in claim 3, wherein: a plurality of sewage outlets are arranged at the bottom of the side wall of the tank body of the slurry tank device (8), and a sewage discharge door (2) is arranged on each sewage outlet.

5. The movable mud tank for drilling construction as claimed in claim 4, wherein: the base (1) comprises a base frame (1-1), the bottom of the tank body is fixedly connected with the base frame (1-1), and hoisting connecting rods (1-2) are arranged on the outer sides of two ends of the base frame (1-1).

6. The movable mud tank for drilling construction as claimed in claim 5, wherein: the energy dissipation buffer tank (10-6) is arranged at the rear part of the base (10-11) by adopting a bracket (10-9), and a slurry discharge port of the energy dissipation buffer tank is positioned above the rear part of the screening pore plate (10-1); the top wall of the energy dissipation buffer tank (10-6) is provided with a cleaning window, and a cover plate (10-7) is arranged on the cleaning window.

7. The movable mud tank for drilling construction as claimed in claim 6, wherein: the plugging slurry generating device (13) further comprises a filling platform (13-3), the filling platform (13-3) is installed and fixed on the side wall of the tank body, and the mixing pipeline (13-1) penetrates through the filling platform (13-3).

8. The movable mud tank for drilling construction as claimed in claim 7, wherein: a manual gate valve is also arranged on the bypass pipeline (12).

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