Integrated reactor for preparing inverse emulsion resistance reducing agent

Abstract

The utility model relates to the technical field of inverse emulsion, and discloses an integrated reactor for preparing an inverse emulsion resistance reducing agent, which comprises a reaction kettle body, and an acrylamide water feeding pipe, a motor and an emulsifier feeding pipe are sequentially arranged at the top end of the reaction kettle body from left to right. An output shaft of the motor penetrates into the reaction kettle body and is fixedly connected with a stirring shaft rod through a coupling, and a notch is formed in the top end of the reaction kettle body. According to the technical scheme, the heating rod can be mounted through the notch, so that the heating rod is directly inserted into the reaction kettle body, the limiting block can limit the downward moving range of the heating rod and prevent the whole heating rod from falling into the reaction kettle body, then the limiting block is fixed through the bolt, meanwhile, the heating rod is stabilized, and the heating rod is prevented from falling into the reaction kettle body. During replacement, only the bolts need to be screwed off, and the heating rods are pulled out from the interior of the reaction kettle body through the limiting blocks, so that replacement is convenient and simple.

Description

Technical Field

[0001] The utility model relates to the technical field of inverse emulsions, in particular to an integrated reactor for preparing an inverse emulsion drag reducing agent. Background Art

[0002] Inverse emulsion friction reducer is mainly used in the field of oil extraction. It can significantly reduce construction friction, reduce construction pressure, improve fracturing transformation effect, and also cause little damage to the reservoir.

[0003] The published patent document with announcement number CN218945053U discloses that the utility model provides a reactor for an inverse emulsion drag reducing agent, which relates to the technical field of chemical equipment. The reactor for an inverse emulsion drag reducing agent includes a reactor body, a transmission shaft rotatably connected to the center of the top of the reactor body, a motor fixedly connected to the top of the transmission shaft, a turntable fixedly connected to the bottom end of the transmission shaft, a plurality of stirring rods fixedly connected to the edge of the bottom of the turntable, a bracket fixedly connected to the inner wall of the reactor body, and a heating rod fixedly connected to the middle of the bracket; by setting the bracket, the heating rod is fixed to the middle of the reactor body, heat loss is avoided during heating, heating efficiency is improved, the stirring rod does not rotate, thereby avoiding the risk of wire breakage and leakage, and safety is high. By setting a ring and a traction rod, the plurality of stirring rods are interconnected to form a whole, thereby improving the firmness and reliability of the stirring rod.

[0004] In the actual use of the above patent, the heating rod is installed inside the reactor. Since the heating rod needs to be replaced after a period of use, and the heating rod installed inside the reactor increases the difficulty of replacement, therefore, an integrated reactor for preparing inverse emulsion drag reducers is needed. Utility Model Content

[0005] The purpose of the utility model is to provide an integrated reactor for preparing an inverse emulsion drag reducing agent, which solves the problems raised in the background technology.

[0006] An embodiment of the present application provides an integrated reactor for preparing an inverse emulsion drag reducing agent, comprising a reactor body, wherein an acrylamide water feed pipe, a motor, and an emulsifier feed pipe are sequentially arranged at the top of the reactor body from left to right, the output shaft of the motor is passed through the interior of the reactor body and is fixedly connected to a stirring shaft via a coupling, a notch is provided at the top of the reactor body, a heating rod is snap-connected to the interior of the notch, the heating rod extends into the interior of the reactor body, an air inlet pipe and a liquid inlet pipe are fixedly connected to an outer wall of one side of the reactor body, the liquid inlet pipe is located below the air inlet pipe, and a discharge pipe is fixedly connected to the bottom end of the reactor body.

[0007] During use, first add raw materials into the interior of the reactor body through the acrylamide water feed pipe, the emulsifier feed pipe and the liquid inlet pipe, introduce nitrogen into the interior of the reactor body through the air inlet pipe, and the output shaft of the motor drives the stirring shaft to rotate to achieve stirring of the raw materials. The heating rod can heat the interior of the reactor body. The notch on the reactor body can realize the installation of the heating rod, so that the heating rod can be directly inserted into the interior of the reactor body. The limit block can limit the downward movement range of the heating rod to prevent the heating rod from falling into the interior of the reactor body. The limit block can then be fixed by bolts, and the heating rod is stabilized at the same time. The top of the limit block can realize the connection between the heating rod and the mains through the power cord, and the power cord is located outside the reactor body, so that the stirring shaft will not cause the power cord to be entangled when stirring.

[0008] Optionally, four support columns are fixedly connected to the bottom end of the reactor body, and the four support columns are distributed in a ring shape with the discharge pipe as the center.

[0009] By adopting the above technical solution, the reactor body can be stably supported by the support columns.

[0010] Optionally, the top end of the heating rod is fixedly connected to a limit block, the limit block is penetrated by a bolt, and the bolt is threadedly connected to the reactor body.

[0011] By adopting the above technical solution, the limit block can be fixed by bolts.

[0012] Optionally, the limiting block is a cylindrical structure, and the diameter of the limiting block is larger than the aperture of the notch.

[0013] By adopting the above technical solution, the limiting block can limit the position of the heating rod, making it easier to remove the heating rod.

[0014] Optionally, a total of eight heating rods are provided, and the eight heating rods are distributed in a ring shape.

[0015] The adoption of the above technical solution is beneficial to improving the heating efficiency inside the reactor body.

[0016] Optionally, the stirring shaft consists of a rod body and a plurality of stirring paddles, and the plurality of stirring paddles are fixedly arranged on the rod body at equal distances laterally.

[0017] The adoption of the above technical solution is conducive to improving the uniformity of stirring the raw materials inside the reactor body.

[0018] Optionally, threaded holes adapted to fit bolts are provided on the reactor body.

[0019] The adoption of the above technical solution is conducive to the installation of bolts.

[0020] Compared with the prior art, the technical solution of this application has the following beneficial effects:

[0021] The technical solution of the present application can realize the installation of the heating rod through the slot, so that the heating rod can be directly inserted into the interior of the reactor body. The limit block can limit the downward movement range of the heating rod to prevent the entire heating rod from falling into the interior of the reactor body. The limit block can then be fixed by bolts, which can also stabilize the heating rod. When replacing, only the bolts need to be unscrewed and the heating rod can be pulled out from the interior of the reactor body through the limit block. Replacement is convenient and simple. BRIEF DESCRIPTION OF THE DRAWINGS

[0022] Other features, objects and advantages of the present invention will become more apparent from the detailed description of the non-limiting embodiments with reference to the following drawings:

[0023] Figure 1 This is a schematic cross-sectional view of a reactor for preparing an inverse emulsion drag reducing agent in an integrated manner according to the present invention;

[0024] Figure 2 This is a schematic diagram of the overall structure of an integrated reactor for preparing an inverse emulsion drag reducing agent according to the present invention;

[0025] Figure 3 This is a schematic diagram of the dismantling structure of a limit block of an integrated reactor for preparing an inverse emulsion drag reducing agent according to the present invention;

[0026] Figure 4 The utility model is a schematic diagram of the combined structure of a limit block and a heating rod of an integrated reactor for preparing an inverse emulsion drag reducing agent.

[0027] In the figure: 1. Heating rod; 2. Limit block; 3. Bolt; 4. Emulsifier feed pipe; 5. Motor; 6. Acrylamide water feed pipe; 7. Air inlet pipe; 8. Liquid inlet pipe; 9. Stirring shaft; 10. Reactor body; 11. Support column; 12. Discharge pipe; 13. Notch. DETAILED DESCRIPTION

[0028] See also Figure 1-4The utility model provides a technical solution: an integrated reactor for preparing an inverse emulsion drag reducing agent, comprising a reactor body 10, at the top of which an acrylamide water feed pipe 6, a motor 5 and an emulsifier feed pipe 4 are sequentially arranged from left to right, the output shaft of the motor 5 is passed through the interior of the reactor body 10 and is fixedly connected to a stirring shaft 9 through a coupling, a notch 13 is provided at the top of the reactor body 10, a heating rod 1 is snap-connected inside the notch 13, the heating rod 1 extends into the interior of the reactor body 10, an air inlet pipe 7 and a liquid inlet pipe 8 are fixedly connected to an outer wall of one side of the reactor body 10, the liquid inlet pipe 8 is located below the air inlet pipe 7, and a discharge pipe 12 is fixedly connected to the bottom end of the reactor body 10.

[0029] In the technical solution of the present utility model, Figure 2 and Figure 3 As shown, four support columns 11 are fixedly connected to the bottom end of the reactor body 10 , and the four support columns 11 are distributed in a ring shape with the discharge pipe 12 as the center; the reactor body 10 can be stably supported by the support columns 11 .

[0030] In the technical solution of the present utility model, Figure 2 and Figure 3 As shown, the top end of the heating rod 1 is fixedly connected to a limit block 2 , and a bolt 3 is passed through the limit block 2 , which is threadedly connected to the reactor body 10 ; the limit block 2 can be fixed by the bolt 3 .

[0031] In the technical solution of the present utility model, Figure 2 and Figure 3 As shown, the limiting block 2 is a cylindrical structure, and the diameter of the limiting block 2 is larger than the aperture of the notch 13 ; the limiting block 2 can limit the position of the heating rod 1 to facilitate the removal of the heating rod 1 .

[0032] In the technical solution of the present utility model, Figure 1 As shown, there are eight heating rods 1 in total, and the eight heating rods 1 are distributed in a ring shape; this is beneficial to improving the heating efficiency inside the reactor body 10 .

[0033] In the technical solution of the present utility model, Figure 1 As shown, the stirring shaft 9 is composed of a rod body and a plurality of stirring paddles, and the plurality of stirring paddles are fixedly arranged on the rod body at equal distances laterally, which is beneficial to improving the uniformity of stirring the raw materials inside the reactor body 10.

[0034] In the technical solution of the present utility model, Figure 3 As shown, the reactor body 10 is provided with threaded holes adapted to the bolts 3 , which is beneficial for the installation of the bolts 3 .

[0035] During use, first add raw materials into the interior of the reactor body 10 through the acrylamide water feeding pipe 6, the emulsifier feeding pipe 4 and the liquid inlet pipe 8, and introduce nitrogen into the interior of the reactor body 10 through the air inlet pipe 7. The output shaft of the motor 5 drives the stirring shaft 9 to rotate to achieve stirring of the raw materials. The heating rod 1 can heat the interior of the reactor body 10. The notch 13 on the reactor body 10 can realize the installation of the heating rod 1, so that the heating rod 1 is directly inserted into the interior of the reactor body 10. The limit block 2 can limit the range of the downward movement of the heating rod 1 to prevent the heating rod 1 from falling into the interior of the reactor body 10. Then the limit block 2 can be fixed by the bolt 3, and the heating rod 1 is stabilized at the same time. The top of the limit block 2 can realize the connection between the heating rod 1 and the mains through the power cord, and the power cord is located outside the reactor body 10. The stirring shaft 9 will not cause the power cord to be entangled when stirring.

[0036] The above description is merely a preferred embodiment of the present invention and is not intended to limit the present invention. Although the present invention has been described in detail with reference to the aforementioned embodiments, those skilled in the art will be able to modify the technical solutions described in the aforementioned embodiments or replace some of the technical features therein with equivalents. Any modifications, equivalent replacements, improvements, etc. made within the spirit and principles of the present invention shall be included within the scope of protection of the present invention.

Claims

1. An integrated reactor for preparing an inverse emulsion drag reducing agent, characterized in that: The invention comprises a reactor body (10), wherein the top of the reactor body (10) is provided with an acrylamide water feed pipe (6), a motor (5) and an emulsifier feed pipe (4) in sequence from left to right, the output shaft of the motor (5) is passed through the interior of the reactor body (10) and is fixedly connected to a stirring shaft (9) through a coupling, the top of the reactor body (10) is provided with a notch (13), the interior of the notch (13) is engaged with a heating rod (1), and the heating rod (1) extends into the interior of the reactor body (10), an outer wall on one side of the reactor body (10) is fixedly connected with an air inlet pipe (7) and a liquid inlet pipe (8), the liquid inlet pipe (8) is located below the air inlet pipe (7), and the bottom end of the reactor body (10) is fixedly connected with a discharge pipe (12).

2. The integrated reactor for preparing an inverse emulsion drag reducing agent according to claim 1, characterized in that: Four support columns (11) are fixedly connected to the bottom end of the reactor body (10), and the four support columns (11) are distributed in a ring shape with the discharge pipe (12) as the center.

3. The integrated reactor for preparing an inverse emulsion drag reducing agent according to claim 1, characterized in that: The top end of the heating rod (1) is fixedly connected to a limiting block (2), a bolt (3) is passed through the limiting block (2), and the bolt (3) is threadedly connected to the reactor body (10).

4. The integrated reactor for preparing an inverse emulsion drag reducing agent according to claim 3, characterized in that: The limiting block (2) is a cylindrical structure, and the diameter of the limiting block (2) is larger than the aperture of the notch (13).

5. The integrated reactor for preparing an inverse emulsion drag reducing agent according to claim 1, characterized in that: A total of eight heating rods (1) are provided, and the eight heating rods (1) are distributed in a ring shape.

6. The integrated reactor for preparing an inverse emulsion drag reducing agent according to claim 1, characterized in that: The stirring shaft (9) is composed of a rod body and a plurality of stirring paddles, and the plurality of stirring paddles are fixedly arranged on the rod body at equal distances in the horizontal direction.

7. The integrated reactor for preparing an inverse emulsion drag reducing agent according to claim 1, characterized in that: The reactor body (10) is provided with a threaded hole adapted to fit the bolt (3).

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