CN217068615U

CN217068615U - Acidizing of oil field oil-water well is with acidizing fluid mixing arrangement

Info

Publication number: CN217068615U
Application number: CN202220805741.7U
Authority: CN
Inventors: 李广辉; 穆卿敏; 赵春雨
Original assignee: Xi'an Shengte Oilfield Technology Service Co ltd
Current assignee: Xi'an Shengte Oilfield Technology Service Co ltd
Priority date: 2022-04-08
Filing date: 2022-04-08
Publication date: 2022-07-29
Anticipated expiration: 2032-04-08

Abstract

The utility model discloses an acid liquor mixing device for acidification of oil-water wells in oil fields, which comprises an outer cylinder, wherein an inner cylinder is rotatably arranged in the outer cylinder, a plurality of through holes are arranged on the inner cylinder, a plurality of stirring blades are arranged in the inner cylinder, a liquid injection pipe is arranged at the top of the outer cylinder, the bottom of the outer cylinder is fixed on a bottom plate through a plurality of supporting columns, a plurality of self-locking universal wheels are arranged at the bottom of the bottom plate, a liquid injection pump and a liquid storage tank are fixed on the bottom plate, the output end of the liquid injection pump is communicated with the interior of the outer cylinder through an upper connecting pipe, the input end of the liquid injection pump is communicated with the interior of the liquid storage tank through a lower connecting pipe, firstly, composite acid liquor is put into the liquid storage tank, then the liquid injection pump is driven to discharge the composite acid liquid in the liquid storage tank into the outer cylinder, the composite acid liquid in the outer cylinder enters the inner cylinder through the through hole, the connecting shaft is driven by the motor to drive the inner cylinder to rotate, so that the composite acid liquid in the inner cylinder is fully mixed, and the fully mixed composite acid liquid can be discharged through the liquid outlet pipe.

Description

Acidizing of oil field oil-water well is with acidizing fluid mixing arrangement

Technical Field

The utility model relates to a compound acidizing fluid mixing arrangement technical field specifically is an acidizing fluid mixing arrangement for oil field profit well acidizing.

Background

An oil well is a borehole drilled by a drilling method. After drilling oil layer, the oil layer casing is set, and the cement is injected into the annular space between casing and well wall to maintain well wall and seal oil, gas and water layer. The acidification technology is one of the production increasing measures widely applied to oil and gas wells at present, can effectively remove the damage caused by a reservoir stratum in the drilling, completion and production processes, and improves the oil and gas yield.

However, the complex acid solution used in the existing acidification technology is usually diluted according to the mixture ratio, and the existing complex acid solution injection device cannot rapidly mix and proportion the complex acid solution uniformly, so that the construction quality is reduced.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide an acidizing fluid mixing arrangement is used in acidizing of oil field profit well to solve the problem that proposes among the above-mentioned background art.

In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides an acidizing fluid mixing arrangement for oil field oil-water well acidizing, includes the urceolus, the inner tube is installed to the inside rotation of urceolus, be equipped with a plurality of through-hole on the inner tube, be equipped with a plurality of stirring leaves in the inner tube, the top of urceolus is equipped with annotates the liquid pipe, the bottom of urceolus is fixed on the bottom plate through a plurality of support columns, the bottom of bottom plate is equipped with a plurality of self-locking type universal wheels, be fixed with infusion pump and reservoir on the bottom plate, the output of infusion pump passes through the inside intercommunication of last connecting pipe and urceolus, the input of infusion pump is through lower connecting pipe and the inside intercommunication of reservoir, be equipped with the controller on the bottom plate, the bottom of urceolus is equipped with the drain pipe.

Furthermore, both ends of the inner cylinder are fixed with one end of a connecting shaft, the other end of the connecting shaft is installed on the inner wall of the outer cylinder through a bearing seat, the other end of one connecting shaft extends out of the bearing seat to be connected to the output end of the motor, and the motor is fixed on the outer cylinder.

Furthermore, the liquid injection pump and the motor are both electrically connected to the controller.

Furthermore, the liquid outlet pipe is provided with a first control valve.

Furthermore, a liquid discharge pipe is arranged on the liquid storage tank, and a second control valve is arranged on the liquid discharge pipe.

Compared with the prior art, the beneficial effects of the utility model are that:

when the device is used, the composite acid liquid is firstly placed into the liquid storage tank, then the liquid injection pump is driven to discharge the composite acid liquid in the liquid storage tank into the outer barrel, the diluent matched with the composite acid liquid is injected into the outer barrel through the liquid injection pipe, the composite acid liquid in the outer barrel enters the inner barrel through the through hole, the inner barrel is driven to rotate by the connecting shaft driven by the motor, the composite acid liquid in the inner barrel is fully mixed, and the composite acid liquid after full mixing can be discharged through the liquid outlet pipe.

Drawings

FIG. 1 is a schematic view of the inner structure of the outer barrel of the present invention;

fig. 2 is a schematic diagram of the external structure of the present invention.

In the reference symbols: 1. an outer cylinder; 2. an inner barrel; 3. a through hole; 4. stirring blades; 5. a liquid injection pipe; 6. a support pillar; 7. a base plate; 8. self-locking universal wheels; 9. a liquid injection pump; 10. a liquid storage tank; 11. an upper connecting pipe; 12. a lower connecting pipe; 13. a controller; 14. a liquid outlet pipe; 15. a connecting shaft; 16. a bearing seat; 17. a motor; 18. a first control valve; 19. a liquid discharge pipe; 20. a second control valve.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings and examples. In which like parts are designated by like reference numerals. It should be noted that as used in the following description, the terms "front," "back," "left," "right," "upper," and "lower" refer to directions in the drawings, and the terms "bottom" and "top," "inner," and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.

Referring to fig. 1-2, the present invention provides a technical solution: the utility model provides an acidizing fluid mixing arrangement for oil field oil-water well acidizing, including

urceolus

1, 1 internal rotation of urceolus installs inner tube 2, be equipped with a plurality of through-hole 3 on the inner tube 2, be equipped with a plurality of stirring leaves 4 in the inner tube 2, the top of urceolus 1 is equipped with annotates liquid pipe 5, the bottom of urceolus 1 is fixed on bottom plate 7 through a plurality of support columns 6, the bottom of bottom plate 7 is equipped with a plurality of self-locking type universal wheels 8, be fixed with notes liquid pump 9 and reservoir 10 on the bottom plate 7, the output of notes liquid pump 9 passes through last connecting pipe 11 and the 1 inside intercommunication of urceolus, the input of notes liquid pump 9 is through connecting pipe 12 and the inside intercommunication of reservoir 10 down, be equipped with controller 13 on the bottom plate 7, the bottom of urceolus 1 is equipped with drain pipe 14.

Both ends of the inner cylinder 2 are fixed with one end of a connecting shaft 15, the other end of the connecting shaft 15 is installed on the inner wall of the outer cylinder 1 through a bearing seat 16, the other end of one connecting shaft 15 extends out of the bearing seat 16 to be connected to the output end of a motor 17, the motor 17 is fixed on the outer cylinder 1, and the motor 17 drives the connecting shaft 15 to drive the inner cylinder 2 to rotate inside the outer cylinder 1.

The liquid injection pump 9 and the motor 17 are both electrically connected to the controller 13, the controller 13 controls the corresponding driving of the liquid injection pump 9 and the motor 17, the model number of the controller 13 is S7-200, and the model number of the motor 17 is YB 2-132S-4H.

The outlet pipe 14 is provided with a first control valve 18 for controlling the flow through the outlet pipe 14.

A drain pipe 19 is arranged on the liquid storage tank 10, and a second control valve 20 is arranged on the drain pipe 19 and used for controlling the circulation of the drain pipe 19.

The working principle is as follows: when the device is used, the composite acid liquid is firstly placed into the liquid storage tank 10, then the liquid injection pump 9 is driven to discharge the composite acid liquid in the liquid storage tank 10 into the outer cylinder 1, the diluent matched with the composite acid liquid is injected into the outer cylinder 1 through the liquid injection pipe 5, the composite acid liquid in the outer cylinder 1 enters the inner cylinder 2 through the through hole 3, the connecting shaft 15 is driven by the motor 17 to drive the inner cylinder 2 to rotate, the composite acid liquid in the inner cylinder 2 is fully mixed, and the composite acid liquid after full mixing can be discharged through the liquid outlet pipe 14.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that various changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides an acidizing of oil field oil-water well is with acidizing fluid mixing arrangement which characterized in that: comprises an outer cylinder (1), an inner cylinder (2) is rotatably arranged in the outer cylinder (1), a plurality of through holes (3) are arranged on the inner cylinder (2), a plurality of stirring blades (4) are arranged in the inner cylinder (2), the top of the outer barrel (1) is provided with a liquid injection pipe (5), the bottom of the outer barrel (1) is fixed on a bottom plate (7) through a plurality of support columns (6), a plurality of self-locking universal wheels (8) are arranged at the bottom of the bottom plate (7), a liquid injection pump (9) and a liquid storage tank (10) are fixed on the bottom plate (7), the output end of the liquid injection pump (9) is communicated with the inside of the outer cylinder (1) through an upper connecting pipe (11), the input end of the liquid injection pump (9) is communicated with the interior of the liquid storage tank (10) through a lower connecting pipe (12), the bottom plate (7) is provided with a controller (13), and the bottom of the outer barrel (1) is provided with a liquid outlet pipe (14).

2. The acid liquor mixing device for acidification of oil-water wells in oil fields as claimed in claim 1, wherein: the two ends of the inner barrel (2) are fixed with one end of a connecting shaft (15), the other end of the connecting shaft (15) is installed on the inner wall of the outer barrel (1) through a bearing seat (16), the other end of one connecting shaft (15) extends out of the bearing seat (16) to be connected to the output end of a motor (17), and the motor (17) is fixed on the outer barrel (1).

3. The acid liquor mixing device for acidification of oil-water wells in oil fields as claimed in claim 2, wherein: and the liquid injection pump (9) and the motor (17) are both electrically connected to the controller (13).

4. The acid liquor mixing device for acidification of oil-water wells in oil fields as claimed in claim 3, wherein: the liquid outlet pipe (14) is provided with a first control valve (18).

5. The acid liquor mixing device for acidification of oil-water wells in oil fields as claimed in claim 4, wherein: a liquid discharge pipe (19) is arranged on the liquid storage tank (10), and a second control valve (20) is arranged on the liquid discharge pipe (19).