Rapid adding device for temporary plugging agent

Abstract

The utility model relates to the technical field of oil and gas exploitation, in particular to a rapid temporary plugging agent adding device which comprises a device body and a motor, a mixing mechanism is arranged at one end of the lower portion of the motor, an anti-sinking mechanism is arranged at one end of the side face of the mixing mechanism, and a gear ring is fixedly connected to one end of the interior of the device body. A temporary plugging agent can be mixed before being added through the arranged mixing mechanism, temporary plugging agent particles sinking to the bottom can be fanned up through the rotating assembly, the temporary plugging agent particles are prevented from sinking to the bottom, the particles are mixed more sufficiently, liquid can be continuously and intermittently sprayed out through the bottom sinking prevention mechanism, the temporary plugging agent particles at the bottom can be flushed up, and the temporary plugging agent particles can be sprayed out through the bottom sinking prevention mechanism. And the temporary plugging agent continuously participates in mixing, so that the temporary plugging agent is more thoroughly mixed.

Description

TECHNICAL FIELD

[0001] The utility model relates to oil and gas exploitation technical field, concretely is a kind of temporary plugging agent rapid dosing device. BACKGROUND

[0002] Temporary plugging agent is the substance that can temporarily reduce formation permeability or temporarily block high-permeability oil layer, it is usually mixed with water-soluble polymer after injection into well, under the action of pressure difference, thin and dense oil layer temporary plugging zone can be formed rapidly, after a certain time, these temporary plugging zone can be self or through artificial way to remove;

[0003] Temporary plugging agent usually needs to be mixed with one or more carrying medium to be carried to the target interval, but the existing temporary plugging agent rapid dosing device is not convenient for mixing temporary plugging agent, and larger temporary plugging agent particles in the inside can sink to the bottom, and the mixing is not sufficient, therefore, we propose a kind of temporary plugging agent rapid dosing device. UTILITY MODEL CONTENTS

[0004] To solve the above technical problems, the application embodiment provides a kind of temporary plugging agent rapid dosing device, including device body and motor, the lower end of the motor is provided with mixing mechanism, the side of the mixing mechanism is provided with anti-sink mechanism, and the inside of the device body is fixedly connected with the tooth ring at one end;

[0005] The mixing mechanism includes a main shaft fixedly connected to the output shaft below the motor, a support bar is fixedly connected to the lower side of the main shaft, a stirring paddle is fixedly connected to one end of the side of the support bar, a first movable stirring paddle is slidably connected to one end of the side of the support bar, a connecting block is fixedly connected to one end above the first movable stirring paddle, a second movable stirring paddle is fixedly connected to one end above the connecting block, a rotating assembly is arranged on one end of the side of the support bar, and a fixed block is fixedly connected to one end below the second movable stirring paddle.

[0006] In some embodiments, the rotating assembly includes a rotating rod arranged on one end of the side of the support bar, a connecting strip is fixedly connected to one end of the side of the rotating rod, a fixed column is fixedly connected to one end of the side of the connecting strip, a rotating plate is fixedly connected to one end of the side of the rotating rod, and a gear is fixedly connected to one end of the side of the rotating rod.

[0007] In some embodiments, the device body includes a device main body arranged below the motor, an inlet is arranged on one end above the device main body, an outlet is arranged on one end below the device main body, and a support leg is arranged on one end below the device main body.

[0008] In some embodiments, a through groove matched with the fixed column is formed in one end of the side of the fixed block, and the rotating rod is rotatably connected to the support bar by penetrating the support bar.

[0009] In some embodiments, the first moving stirring paddle and the second moving stirring paddle are both provided with a square through slot at one end thereof, which can slide on the side of the supporting strip.

[0010] In some embodiments, the mixing mechanism is provided with an anti-sinking mechanism at one end thereof, which comprises a water storage block arranged at one end of the mixing mechanism, a one-way valve arranged at one end of the water storage block, a filter screen arranged at one end of the one-way valve, a piston cylinder arranged at one end of the water storage block, a piston assembly arranged in the piston cylinder, a pulling block fixedly connected to the piston assembly, and a spray head arranged at one end of the water storage block.

[0011] In some embodiments, the water storage block is hollow and has a cavity for storing water.

[0012] The utility model at least has the following beneficial effects:

[0013] The mixing mechanism can mix the temporary plugging agent before adding, the rotating assembly can fan up the temporary plugging agent particles sinking to the bottom, avoids the temporary plugging agent particles sinking to the bottom, makes the particle mixing more fully, the anti-sinking mechanism can continuously and intermittently spray liquid, can flush up the temporary plugging agent particles at the bottom, makes it continue to participate in mixing, thereby making the temporary plugging agent mixing more thoroughly. BRIEF DESCRIPTION OF DRAWINGS

[0014] Figure 1 It is the whole structure schematic view of the utility model;

[0015] Figure 2 It is the whole structure sectional view of the utility model;

[0016] Figure 3 It is the structure schematic view of the mixing mechanism of the utility model;

[0017] Figure 4 It is the second perspective structure schematic view of the mixing mechanism of the utility model;

[0018] Figure 5 It is the whole structure schematic view of the utility model Figure 2 It is the structure enlarged view of A in the utility model;

[0019] Figure 6 It is the structure schematic view of the rotating assembly of the utility model;

[0020] Figure 7 It is the structure schematic view of the anti-sinking mechanism of the utility model.

[0021] In the figure: 1-device body; 11, device body; 12, feed port; 13, discharge port; 14, support leg; 2-motor; 3-mixing mechanism; 31, main shaft; 32, support strip; 33, stirring paddle; 34, first moving stirring paddle; 35, connecting block; 36, second moving stirring paddle; 37, rotating assembly; 371, rotating rod; 372, connecting strip; 373, fixed column; 374, rotating plate; 375, gear; 38, fixed block; 4-anti-sinking mechanism; 41, water storage block; 42, check valve; 43, filter screen; 44, piston cylinder; 45, piston assembly; 46, pulling block; 5-tooth ring. 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] Embodiment 1

[0024] Please refer to Figures 1-6 The present application provides a technical solution: a temporary plugging agent rapid feeding device, comprising a device body 1 and a motor 2, a mixing mechanism 3 is arranged at one end below the motor 2, a tooth ring 5 is fixedly connected at one end inside the device body 1, the tooth ring 5 has a ring of teeth matched with the gear 375, and the tooth ring 5 is engaged with the gear 375.

[0025] The mixing mechanism 3 comprises a main shaft 31 fixedly connected to the output shaft below the motor 2, a support strip 32 fixedly connected below the main shaft 31, the support strip 32 having a square cross section, a stirring paddle 33 fixedly connected at one end of the side surface of the support strip 32, a first moving stirring paddle 34 slidingly connected at one end of the side surface of the support strip 32, a connecting block 35 fixedly connected at one end above the first moving stirring paddle 34, a second moving stirring paddle 36 fixedly connected at one end above the connecting block 35, a rotating assembly 37 arranged at one end of the side surface of the support strip 32, and a fixed block 38 fixedly connected at one end below the second moving stirring paddle 36.

[0026] The rotating assembly 37 comprises a rotating rod 371 arranged at one end of the side surface of the support strip 32, a connecting strip 372 fixedly connected at one end of the side surface of the rotating rod 371, a fixed column 373 fixedly connected at one end of the side surface of the connecting strip 372, a rotating plate 374 fixedly connected at one end of the side surface of the rotating rod 371, and a gear 375 fixedly connected at one end of the side surface of the rotating rod 371.

[0027] The device body 1 comprises a device body 11 arranged below the motor 2, the device body 11 is provided with an inlet 12 at one end above the device body 11, the device body 11 is provided with an outlet 13 at one end below the device body 11, and the device body 11 is provided with a supporting leg 14 at one end below the device body 11.

[0028] The fixed block 38 is provided with a through groove at one end of the side surface, the fixed column 373 can move in the through groove, and the outer diameter of the fixed column 373 is matched with the inner wall of the through groove. The rotating rod 371 penetrates the supporting strip 32 and is rotationally connected with the supporting strip 32, and the position deviation does not occur during rotation.

[0029] The first moving stirring paddle 34 and the second moving stirring paddle 36 are provided with square through grooves at one end above the first moving stirring paddle 34 and the second moving stirring paddle 36, the square through grooves can drive the first moving stirring paddle 34 and the second moving stirring paddle 36 to normally rotate when the supporting strip 32 rotates.

[0030] The motor 2 drives the main shaft 31 to rotate, thereby driving the supporting strip 32 fixed below to rotate. The supporting strip 32 can drive the stirring paddle 33, the first moving stirring paddle 34, the second moving stirring paddle 36 and the rotating assembly 37 to rotate when the supporting strip 32 rotates. The stirring paddle 33, the first moving stirring paddle 34 and the second moving stirring paddle 36 can mix the temporary plugging agent with other media when the stirring paddle 33, the first moving stirring paddle 34 and the second moving stirring paddle 36 rotate. Then, the rotating assembly 37 rotates to realize self-rotation through the side gear 375 and the fixed gear ring 5, thereby realizing the rotation of the rotating rod 371 and the side fixed rotating plate 374 in different directions of the supporting strip 32. The larger temporary plugging agent particles sinking to the bottom are stirred, so that the particles do not sink to the bottom, and the temporary plugging agent particles can better participate in mixing, so that the mixing is more sufficient. The connecting strip 372 and the fixed column 373 fixed on the side of the rotating rod 371 also rotate together when the rotating rod 371 rotates. The fixed column 373 drives the fixed block 38 fixed below the first moving stirring paddle 34 to reciprocate up and down when the fixed column 373 rotates, thereby realizing the better flowability of the temporary plugging agent at the bottom and the mixed medium during stirring.

[0031] Example 2

[0032] Please refer to Figures 1-7The utility model provides a technical scheme: a kind of temporary plugging agent rapid dosing device, including being provided with anti-sink mechanism 4 in the one end of the side of mixing mechanism 3, anti-sink mechanism 4 includes the water storage block 41 being provided in the one end of the side of mixing mechanism 3, water inlet pipeline side is provided with filter screen 43 for filtering particle and preventing nozzle 47 from being blocked, the one end of the side of water storage block 41 is provided with check valve 42, check valve 42 can supply water in water storage block 41, the one end of the side of check valve 42 is provided with filter screen 43, and filter screen 43 mesh number is larger and can block particle to enter the inside of water storage block 41, avoid nozzle 47 from being blocked by particle, the one end above water storage block 41 is provided with piston cylinder 44, piston cylinder 44 is provided with piston assembly 45 inside, and piston cylinder 44 and piston assembly 45 are prior art, can realize pumping and drainage, and the pulling block 46 of pulling block 46 is fixedly connected in the side of first mobile stirring paddle 34, the one end of the side of water storage block 41 is provided with nozzle 47, nozzle 47 is prior art, and aperture is smaller, can spray water under the action of piston cylinder 44 and piston assembly 45, and the water of spraying can drive the particle of sinking bottom to continue to suspend in water.

[0033] Water storage block 41 inside is hollow, and the cavity that can accommodate water is stored in the middle, water storage block 41 side is provided with water inlet pipeline connected with check valve 42, and the cavity in water storage block 41 is also connected with piston cylinder 44 and nozzle 47.

[0034] through pulling block 46 fixedly connected on first mobile stirring paddle 34, when first mobile stirring paddle 34 reciprocates up and down, can drive piston assembly 45 below pulling block 46 reciprocates up and down in piston cylinder 44, when rising, liquid will enter the inside of water storage block 41 through check valve 42, when falling, piston assembly 45 will push internal liquid to spray from nozzle 47, and the liquid of spraying can wash up the temporary plugging agent particle of bottom, so that it continues to participate in mixing.

[0035] It should be noted that, in this text, such relational terms as first and second are only used to distinguish one entity or operation from another, and do not necessarily require or imply any such actual relationship or order between the entities or operations. Moreover, the terms "include", "contain" or any other variant thereof are intended to cover non-exclusive inclusion, so that the process, method, article or equipment including a series of elements not only includes those elements, but also includes other elements not explicitly listed, or includes elements inherent to such process, method, article or equipment.

[0036] Although the embodiments of the present application have been shown and described, it is to be understood that various changes, modifications, substitutions and alterations can be made to these embodiments without departing from the principles and spirit of the present application, the scope of which is defined by the appended claims and their equivalents.

Claims

1. A quick feeding device for temporary plugging agent, comprising a device body (1) and a motor (2), characterized in that: One end below the motor (2) is provided with a mixing mechanism (3), one end inside the device body (1) is fixedly connected with a gear ring (5); The mixing mechanism (3) includes a main shaft (31) fixedly connected to the output shaft below the motor (2), a support bar (32) fixedly connected below the main shaft (31), a stirring paddle (33) fixedly connected to one end of the side surface of the support bar (32), a first movable stirring paddle (34) slidingly connected to one end of the side surface of the support bar (32), a connecting block (35) fixedly connected to one end above the first movable stirring paddle (34), a second movable stirring paddle (36) fixedly connected to one end above the connecting block (35), a rotating assembly (37) provided on one end of the side surface of the support bar (32), and a fixed block (38) fixedly connected to one end below the second movable stirring paddle (36).

2. The bridging agent rapid feeding device according to claim 1, characterized in that: The rotating assembly (37) includes a rotating rod (371) provided on one end of the side surface of the support bar (32), a connecting strip (372) fixedly connected to one end of the side surface of the rotating rod (371), a fixed column (373) fixedly connected to one end of the side surface of the connecting strip (372), a rotating plate (374) fixedly connected to one end of the side surface of the rotating rod (371), and a gear (375) fixedly connected to one end of the side surface of the rotating rod (371).

3. The bridging agent rapid feeding device according to claim 2, characterized in that: The device body (1) includes a device main body (11) provided below the motor (2), an inlet (12) provided on one end above the device main body (11), an outlet (13) provided on one end below the device main body (11), and a support leg (14) provided on one end below the device main body (11).

4. The bridging agent rapid feeding device according to claim 3, characterized in that: A through groove matched with the fixed column (373) is formed in one end of the side surface of the fixed block (38), and the rotating rod (371) penetrates the support bar (32) and is rotationally connected with the support bar (32).

5. The bridging agent rapid feeding device according to claim 4, characterized in that: A square through groove that can slide on the side surface of the support bar (32) is formed in one end above the first movable stirring paddle (34) and the second movable stirring paddle (36).

6. The bridging agent rapid feeding device according to claim 5, characterized in that: A bottom sinking prevention mechanism (4) is provided on one end of the side surface of the mixing mechanism (3), the bottom sinking prevention mechanism (4) includes a water storage block (41) provided on one end of the side surface of the mixing mechanism (3), a one-way valve (42) provided on one end of the side surface of the water storage block (41), a filter screen (43) provided on one end of the side surface of the one-way valve (42), a piston cylinder (44) provided on one end above the water storage block (41), a piston assembly (45) provided inside the piston cylinder (44), a pulling block (46) fixedly connected above the piston assembly (45), and a spray head (47) provided on one end of the side surface of the water storage block (41).

7. The bridging agent rapid feeding device according to claim 6, characterized in that: The water storage block (41) is hollow and has a cavity for storing water.

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