CN211988443U

CN211988443U - Continuous mixing device for acidizing fracturing fluid

Info

Publication number: CN211988443U
Application number: CN202020722582.5U
Authority: CN
Inventors: 李松雷; 陈磊; 朱宝坤; 张进新; 宋素斋
Original assignee: Individual
Current assignee: Individual
Priority date: 2020-05-06
Filing date: 2020-05-06
Publication date: 2020-11-24
Anticipated expiration: 2030-05-06

Abstract

The utility model discloses a continuous blending device of acidizing fracturing fluid, including returning the shaped plate, the equal fixed mounting in bottom four corners of returning the shaped plate has the supporting leg, fixed mounting has first agitator tank on the bottom inner wall of returning the shaped plate, and the equal fixed mounting in top both sides of returning the shaped plate has the second agitator tank, and the top fixed mounting of second agitator tank has first driving motor, rotates on the top inner wall of second agitator tank and installs first puddler, and first driving motor's output shaft bottom extend to in the second agitator tank that corresponds and with the top fixed connection of first puddler, and one side that two second agitator tanks kept away from each other all is equipped with the feeder hopper. The utility model discloses simple structure, convenient operation is convenient for discharge simultaneously the solution in two second agitator tanks to first agitator tank and carry out abundant stirring and mix according to actual automation, has practiced thrift physical power when having improved efficiency, satisfies the use needs, is favorable to the use.

Description

Continuous mixing device for acidizing fracturing fluid

Technical Field

The utility model relates to a thoughtlessly join in marriage equipment technical field, especially relate to a continuous blending device of acidizing fracturing fluid.

Background

In order to improve the permeability of a reservoir of an oil-gas well to the maximum extent, thereby improving the recovery efficiency of the oil-gas well and finally improving the yield of the oil-gas well, acid fracturing becomes one of the essential measures for increasing and stabilizing the yield of oil-gas fields at home and abroad, continuous liquid preparation and supply of fracturing liquid are two important links in fracturing site construction, at present, the method for preparing water-based base liquid is generally adopted for liquid required by fracturing and acidizing construction of various oil fields in China, namely, water and a chemical reagent (potassium chloride) are added into a fixed liquid preparation station according to the corresponding proportion of the total amount of batches, the water and the chemical reagent are fully mixed and dissolved after being placed for a period of time to obtain a solution, and then the two solutions are poured into the same tank body for mixing and;

present be not convenient for quick mix two kinds of solutions and pour into a jar body simultaneously fast on, present mostly is that the solution after mixing these two kinds of through the mode of artifical transport pours into a jar internal again and mixes, the mode of pouring into through artifical transport wastes time and energy, and work efficiency is low, reduces the transformation effect of acidizing construction, can not satisfy the user demand, therefore we have proposed a continuous blending unit of acidizing fracturing fluid and have been used for solving above-mentioned problem.

SUMMERY OF THE UTILITY MODEL

The utility model aims at solving the defects existing in the prior art and providing a continuous mixing device for acidizing and fracturing fluid.

In order to achieve the above purpose, the utility model adopts the following technical scheme:

a continuous acidizing and fracturing fluid blending device comprises a return plate, wherein supporting legs are fixedly mounted at four corners of the bottom of the return plate, a first stirring box is fixedly mounted on the inner wall of the bottom of the return plate, second stirring boxes are fixedly mounted at two sides of the top of the return plate, a first driving motor is fixedly mounted at the top of each second stirring box, a first stirring rod is rotatably mounted on the inner wall of the top of each second stirring box, the bottom end of an output shaft of each first driving motor extends into the corresponding second stirring box and is fixedly connected with the top end of the corresponding first stirring rod, a feeding hopper is arranged at one side, far away from each other, of each second stirring box, a same inclined pipe is communicated with and fixed to the corresponding feeding hopper, the two inclined pipes are symmetrically arranged, a second driving motor is fixedly mounted at the top of the first stirring box, a second stirring rod is rotatably mounted on the inner wall of the top of the first stirring box, the bottom end of an output shaft of a second driving motor extends into the first stirring box and is fixedly connected with the top end of the second stirring rod, the inner wall of the bottom of the second stirring box is provided with first rectangular holes, the tops of two sides of the first stirring box are both communicated and fixedly provided with L-shaped connecting pipes, the top ends of the L-shaped connecting pipes are fixedly connected with the bottom of the corresponding second stirring box, the L-shaped connecting pipes are communicated with the corresponding first rectangular holes, the clip-shaped plates are fixedly sleeved on the two L-shaped connecting pipes, the two L-shaped connecting pipes are symmetrically arranged, the same cross rod is fixedly arranged between the bottoms of the two sides of the two second stirring boxes close to each other, the L-shaped baffle is movably clamped on the inner wall of the side of the two first rectangular holes far away from each other, the side of the two L-shaped baffles close to each other extends between the two second stirring boxes, the two L-shaped baffles are symmetrically arranged, fixed cover is equipped with two fixed blocks on the horizontal pole, fixed mounting has same spring between one side that two fixed blocks kept away from each other respectively and two L shape baffles are close to each other, the spring movable sleeve is established on the horizontal pole, set up same spool between two second agitator tanks, the horizontal pole rotates the cover and establishes on the spool, the equal fixed mounting in both sides of spool has flexible steel cable, one end that two flexible steel cables kept away from each other is respectively with one side fixed connection that two L shape baffles are close to each other, one side bottom that one second agitator tank is close to another second agitator tank in two second agitator tanks inlays and is equipped with electric putter, electric putter's output shaft tip fixed mounting has the pinion rack, the top fixed mounting of spool has the gear, the gear meshes with the pinion rack mutually.

Preferably, the draw-in groove has all been seted up on the one side inner wall that two first rectangular holes kept away from each other, the draw-in groove with the outside swing joint of the L shape baffle that corresponds, the front side and the rear side of L shape baffle respectively with the front side inner wall and the rear side swing joint in the first rectangular hole that correspond, all seted up the second rectangular hole on the one side inner wall that two first rectangular holes are close to each other, the inner wall in second rectangular hole and the outside sliding connection of the L shape baffle that corresponds.

Preferably, a square hole is formed in the inner wall of one side, close to each other, of each of the two L-shaped baffles, and the inner wall of the square hole is connected with the outer side of the cross rod in a sliding mode.

Preferably, a second square hole is formed in one side of the fixing block, and the inner wall of the second square hole is fixedly connected with the outer side of the cross rod.

Preferably, two second agitator tanks one side tops that are close to each other all communicate and are fixed with L shape inlet tube, and two L shape inlet tubes symmetry set up.

Preferably, the top of the first stirring box is communicated with and fixed with a liquid inlet pipe.

Preferably, the bottom of the first stirring box is communicated and fixed with an L-shaped liquid discharge pipe, and one end of the L-shaped liquid discharge pipe is communicated and fixed with a valve.

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

through the matching of the return plate, the first stirring box, the second stirring box, the first driving motor, the feeding hopper, the second driving motor, the first rectangular hole, the L-shaped connecting pipe, the cross bar, the L-shaped baffle, the fixed block, the spring, the flexible steel rope, the electric push rod, the toothed plate, the winding shaft, the L-shaped water inlet pipe and the liquid inlet pipe, potassium chloride particles and water are added into one second stirring box, guar gum and water are added into the other second stirring box, the first driving motor is started forward to drive the corresponding first stirring rod to rotate, the potassium chloride particles and the water in one second stirring box are fully stirred by one first stirring rod, the potassium chloride particles and the water are uniformly reacted, the guar gum and the water are fully stirred by the other first stirring rod, the guar gum and the water are uniformly reacted, two solutions are obtained after the reaction is finished, when the two solutions are required to be mixed and reacted, start electric putter and drive pinion rack and remove left, the pinion rack passes through the gear and drives the spool and rotate and twine two flexible steel cables, flexible steel cable drives the L shape baffle that corresponds and slides on the horizontal pole and compress the spring, two L shape boards remove and remove to the first rectangular hole that corresponds and shelter from to the direction that is close to each other, solution in two second agitator tanks enters into first agitator tank through two L shape connecting pipes respectively, the staff adds chemical additive toward first agitator tank in through the feed liquor pipe, make the solution in chemical additive and two second agitator tanks mix, this moment forward start second driving motor drive the second puddler and rotate the solution that carries out intensive mixing in chemical additive and two second agitator tanks, after stirring reaction accomplishes, discharge through L shape fluid-discharge tube.

The utility model discloses simple structure, convenient operation is convenient for discharge simultaneously the solution in two second agitator tanks to first agitator tank and carry out abundant stirring and mix according to actual automation, has practiced thrift physical power when having improved efficiency, satisfies the use needs, is favorable to the use.

Drawings

Fig. 1 is a schematic structural diagram of an acidizing fracturing fluid continuous blending device provided by the utility model;

fig. 2 is an enlarged schematic view of a portion a in fig. 1.

In the figure: 1 returns shape board, 2 first agitator tanks, 3 second agitator tanks, 4 first driving motor, 5 feeder hoppers, 6 second driving motor, 7 first rectangle holes, 8L shape connecting pipe, 9 horizontal poles, 10L shape baffle, 11 fixed blocks, 12 springs, 13 flexible steel cable, 14 electric putter, 15 pinion rack, 16 spools, 17L shape inlet tube, 18 feed liquor pipes.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.

Referring to fig. 1-2, a continuous acidizing and fracturing fluid blending device comprises a circular plate 1, wherein supporting legs are fixedly arranged at four corners of the bottom of the circular plate 1, a first stirring box 2 is fixedly arranged on the inner wall of the bottom of the circular plate 1, second stirring boxes 3 are fixedly arranged at two sides of the top of the circular plate 1, a first driving motor 4 is fixedly arranged at the top of each second stirring box 3, a first stirring rod is rotatably arranged on the inner wall of the top of each second stirring box 3, the bottom end of an output shaft of each first driving motor 4 extends into the corresponding second stirring box 3 and is fixedly connected with the top end of the corresponding first stirring rod, feeding hoppers 5 are arranged at the sides of the two second stirring boxes 3, which are far away from each other, the same inclined pipe is communicated and fixedly arranged between the second stirring boxes 3 and the corresponding feeding hoppers 5, the two inclined pipes are symmetrically arranged, and a second driving motor 6 is fixedly arranged at the top of the first stirring, a second stirring rod is rotatably arranged on the inner wall of the top of the first stirring box 2, the bottom end of an output shaft of a second driving motor 6 extends into the first stirring box 2 and is fixedly connected with the top end of the second stirring rod, the inner wall of the bottom of the second stirring box 3 is provided with a first rectangular hole 7, the tops of two sides of the first stirring box 2 are both communicated and are fixedly provided with an L-shaped connecting pipe 8, the top end of the L-shaped connecting pipe 8 is fixedly connected with the bottom of the corresponding second stirring box 3, the L-shaped connecting pipe 8 is communicated with the corresponding first rectangular hole 7, a return plate 1 is fixedly sleeved on the two L-shaped connecting pipes 8, the two L-shaped connecting pipes 8 are symmetrically arranged, the same cross rod 9 is fixedly arranged between the bottoms of the two mutually close sides of the two second stirring boxes 3, L-shaped baffles 10 are movably arranged on the inner walls of the mutually far sides of the two first rectangular holes 7, the mutually close sides of the two L-shaped baffles 10 extend to the two second stirring, two L-shaped baffles 10 are symmetrically arranged, the L-shaped baffles 10 are slidably sleeved on a cross rod 9, two fixed blocks 11 are fixedly sleeved on the cross rod 9, one side, far away from each other, of each fixed block 11 is fixedly provided with the same spring 12 between the side, close to each other, of each L-shaped baffle 10, the spring 12 is movably sleeved on the cross rod 9, the same winding shaft 16 is arranged between the two second stirring boxes 3, the cross rod 9 is rotatably sleeved on the winding shaft 16, flexible steel ropes 13 are fixedly arranged on both sides of the winding shaft 16, one ends, far away from each other, of the two flexible steel ropes 13 are fixedly connected with the side, close to each other, of the two L-shaped baffles 10, an electric push rod 14 is embedded at the bottom of one side, close to the other second stirring box 3, of one second stirring box 3 in the two second stirring boxes 3, a toothed plate 15 is fixedly arranged at the end part of an, the gear meshes with pinion rack 15 mutually, the utility model discloses simple structure, convenient operation is convenient for arrange the solution in two second agitator tanks 3 simultaneously to the first agitator tank 2 in and carry out abundant stirring and mix according to actual automation, has practiced thrift physical power when having improved efficiency, satisfies the operation needs, is favorable to the use.

In the utility model, the inner wall of one side of two first rectangular holes 7 far away from each other is provided with a clamping groove which is in movable contact with the outer side of the corresponding L-shaped baffle 10, the front side and the rear side of the L-shaped baffle 10 are respectively in movable contact with the inner wall of the front side and the rear side of the corresponding first rectangular hole 7, the inner wall of one side of two adjacent first rectangular holes 7 is provided with a second rectangular hole, the inner wall of the second rectangular hole is in sliding connection with the outer side of the corresponding L-shaped baffle 10, the inner wall of one side of two adjacent L-shaped baffles 10 is provided with a square hole, the inner wall of the square hole is in sliding connection with the outer side of the cross rod 9, one side of the fixed block 11 is provided with a second square hole, the inner wall of the second square hole is fixedly connected with the outer side of the cross rod 9, the top of one side of two adjacent second stirring boxes 3 is communicated with and fixed with an L-shaped water inlet pipe 17, the top intercommunication of first agitator tank 2 is fixed with feed liquor pipe 18, and the bottom intercommunication of first agitator tank 2 is fixed with L shape fluid-discharge tube, and the one end intercommunication of L shape fluid-discharge tube is fixed with the valve, the utility model discloses simple structure, convenient operation is convenient for discharge the solution in two second agitator tanks 3 simultaneously to first agitator tank 2 and carry out abundant stirring and mix according to actual automation, has practiced thrift physical power when having improved efficiency, satisfies the user demand, is favorable to using.

The working principle is as follows: when the device is used, potassium chloride particles are added into one second stirring box 3 through one feeding hopper 5 of the two feeding hoppers 5, guar gum is added into the other second stirring box 3 through the other feeding hopper 5, then water is added into the two second stirring boxes 3 through the two L-shaped water inlet pipes 17 respectively, the first driving motor 4 is started in the forward direction, the first driving motor 4 drives the corresponding first stirring rod to rotate, one first stirring rod of the two first stirring rods fully stirs the potassium chloride particles and the water in one second stirring box 3, so that the potassium chloride particles and the water are reacted uniformly, the other first stirring rod fully stirs the guar gum and the water in the other second stirring box 3, so that the guar gum and the water are reacted uniformly, and two solutions are obtained after the reaction is finished;

when two solutions need to be mixed and reacted, the electric push rod 14 is started, the electric push rod 14 drives the toothed plate 15 to move leftwards, under the effect that the toothed plate 15 is meshed with the gear, the toothed plate 15 moves to drive the gear to rotate, the gear drives the winding shaft 16 to rotate, the winding shaft 16 winds the two flexible steel ropes 13 in the rotating process, the flexible steel ropes 13 drive the corresponding L-shaped baffles 10 to move, the L-shaped baffles 10 slide on the cross rod 9, the L-shaped baffles 10 compress the corresponding springs 12 in the moving process, the two L-shaped plates 10 move towards the directions close to each other, the L-shaped plates 10 do not shield the corresponding first rectangular holes 7 any more, at the moment, under the action of gravity, the solutions in the two second stirring boxes 3 respectively enter the first stirring box 2 through the two L-shaped connecting pipes 8, a worker adds chemical additives into the first stirring box 2 through the liquid inlet pipe 18, make the chemical additive mix with the solution in two second agitator tanks 3, forward start second driving motor 6 this moment, and second driving motor 6 work drives the second puddler and rotates and carry out intensive mixing to the chemical additive and the solution in two second agitator tanks 3, after the stirring reaction is accomplished, discharges through L shape fluid-discharge tube.

In the description of the present application, it should be further noted that, unless otherwise explicitly stated or limited, the terms "disposed," "mounted," "connected," and "connected" are to be construed broadly and may include, for example, a fixed connection, a detachable connection, an integral connection, a mechanical connection, an electrical connection, a direct connection, a connection through an intermediate medium, and a connection between two elements. The specific meaning of the above terms in the present application can be understood by those of ordinary skill in the art according to specific circumstances.

The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.

Claims

1. The continuous acidizing and fracturing fluid blending device comprises a return plate (1), wherein supporting legs are fixedly mounted at four corners of the bottom of the return plate (1), the continuous acidizing and fracturing fluid blending device is characterized in that a first stirring box (2) is fixedly mounted on the inner wall of the bottom of the return plate (1), second stirring boxes (3) are fixedly mounted on two sides of the top of the return plate (1), a first driving motor (4) is fixedly mounted at the top of each second stirring box (3), a first stirring rod is rotatably mounted on the inner wall of the top of each second stirring box (3), the bottom ends of output shafts of the first driving motors (4) extend into the corresponding second stirring boxes (3) and are fixedly connected with the top ends of the first stirring rods, feeding hoppers (5) are arranged on one sides, far away from each other, of the second stirring boxes (3) and the corresponding feeding hoppers (5) are communicated and fixed with a same inclined pipe, the two inclined pipes are symmetrically arranged, a second driving motor (6) is fixedly installed at the top of the first stirring box (2), a second stirring rod is rotatably installed on the inner wall of the top of the first stirring box (2), the bottom end of an output shaft of the second driving motor (6) extends into the first stirring box (2) and is fixedly connected with the top end of the second stirring rod, a first rectangular hole (7) is formed in the inner wall of the bottom of the second stirring box (3), the tops of two sides of the first stirring box (2) are both communicated and fixedly provided with an L-shaped connecting pipe (8), the top end of the L-shaped connecting pipe (8) is fixedly connected with the bottom of the corresponding second stirring box (3), the L-shaped connecting pipe (8) is communicated with the corresponding first rectangular hole (7), the return plate (1) is fixedly sleeved on the two L-shaped connecting pipes (8), the two L-shaped connecting pipes (8) are symmetrically arranged, the same transverse rod (9) is fixedly installed between the bottoms of one side, which is close to the two second stirring boxes (3, l-shaped baffles (10) are movably clamped on the inner wall of one side, away from each other, of each first rectangular hole (7), one side, close to each other, of each L-shaped baffle (10) extends to a position between the two second stirring boxes (3) respectively, the two L-shaped baffles (10) are symmetrically arranged, the L-shaped baffles (10) are slidably sleeved on the transverse rod (9), the transverse rod (9) is fixedly sleeved with the two fixed blocks (11), one side, away from each other, of each fixed block (11) is fixedly installed between one side, close to each other, of each L-shaped baffle (10), the spring (12) is movably sleeved on the transverse rod (9), the same winding shaft (16) is arranged between the two second stirring boxes (3), the transverse rod (9) is rotatably sleeved on the winding shaft (16), flexible steel ropes (13) are fixedly installed on two sides of the winding shaft (16), one ends, away from each other, of the two flexible steel ropes (13), and one side, close to each L-shaped baffles (10 Decide to connect, one side bottom that one second agitator tank (3) is close to another second agitator tank (3) in two second agitator tanks (3) inlays and is equipped with electric putter (14), and the output shaft end fixed mounting of electric putter (14) has pinion rack (15), and the top fixed mounting of spool (16) has the gear, and the gear meshes with pinion rack (15) mutually.

2. The continuous acidizing and fracturing fluid blending device according to claim 1, wherein the inner walls of the two first rectangular holes (7) which are far away from each other are provided with clamping grooves which are in movable contact with the outer sides of the corresponding L-shaped baffles (10), the front sides and the rear sides of the L-shaped baffles (10) are in movable contact with the inner walls of the corresponding first rectangular holes (7) respectively, the inner walls of the two first rectangular holes (7) which are close to each other are provided with second rectangular holes, and the inner walls of the second rectangular holes are in sliding connection with the outer sides of the corresponding L-shaped baffles (10).

3. The continuous acidizing and fracturing fluid blending device according to claim 1, wherein the inner walls of the two L-shaped baffles (10) close to each other are provided with square holes, and the inner walls of the square holes are slidably connected with the outer sides of the cross rods (9).

4. The continuous acidizing and fracturing fluid blending device according to claim 1, wherein a second square hole is formed in one side of the fixing block (11), and the inner wall of the second square hole is fixedly connected with the outer side of the cross rod (9).

5. The continuous acidizing and fracturing fluid blending device according to claim 1, wherein the top parts of the two adjacent sides of the second stirring boxes (3) are both communicated and fixed with L-shaped water inlet pipes (17), and the two L-shaped water inlet pipes (17) are symmetrically arranged.

6. The continuous acidizing and fracturing fluid mixing device according to claim 1, wherein the top of the first stirring tank (2) is communicated with and fixed with a liquid inlet pipe (18).

7. The continuous acidizing and fracturing fluid blending device according to claim 1, wherein the bottom of the first stirring box (2) is communicated with and fixed with an L-shaped drain pipe, and one end of the L-shaped drain pipe is communicated with and fixed with a valve.