CN219615435U - Oilfield water shutoff agent liquid preparation device - Google Patents

Abstract

The utility model relates to a liquid preparation device of an oilfield water shutoff agent, which comprises: the liquid preparation mechanism comprises a liquid preparation tank, a liquid preparation stirrer for stirring liquid in the liquid preparation tank and a liquid preparation motor for driving the stirrer to rotate, and the liquid preparation tank is provided with a feed inlet and a liquid outlet; the liquid storage mechanism comprises a liquid storage tank, a liquid storage stirrer for stirring liquid in the liquid storage tank and a liquid storage motor for driving the liquid storage stirrer to rotate, wherein the liquid storage tank is provided with a liquid inlet connected with the liquid distribution tank and the liquid outlet through a pipeline, and the liquid storage tank is also provided with a liquid outlet. The oil field water shutoff agent liquid preparation device provided by the utility model can realize simultaneous liquid preparation and continuous liquid preparation and improve the efficiency.

Description

A liquid dispensing device for oilfield water blocking agent

technical field

The utility model relates to the field of oilfield water shutoff, in particular to a liquid dispensing device for oilfield water shutoff agent.

Background technique

The water output from the oil well will reduce the energy of the oil layer, reduce the pump efficiency of the pumping unit, cause scaling and corrosion of pipelines and equipment, increase the load of the dehydration station, and reduce the ultimate recovery of the oil reservoir. Water shutoff refers to the use of mechanical or chemical methods to shut off water in flooded oil wells to reduce oil well water output and increase crude oil production. When chemical methods are used for treatment, relevant liquid preparation equipment is usually used to process the preparation agent. Most of the blending agents are granular or fluid chemicals, and the liquids prepared with them cannot be stored for a long time, so they need to be prepared at the oil well site, and then poured downhole after preparation, but sometimes the amount of liquid required is large and needs to be divided into batches For preparation, each preparation is poured into the well, and the next preparation is performed after the sequential pouring is completed. In this way, there is still a period of liquid preparation between the two sides of the pouring, resulting in continuous pouring and low efficiency.

Utility model content

The utility model provides a liquid dispensing device for an oilfield water shutoff agent, which can realize simultaneous pouring of prepared liquid, realize continuous pouring, and improve efficiency.

The oilfield water blocking agent liquid dispensing device of the utility model includes:

A liquid dispensing mechanism, the liquid dispensing mechanism includes a liquid dispensing tank, a liquid dispensing agitator for stirring the liquid in the liquid dispensing tank, and a liquid dispensing motor for driving the agitator to rotate, and the liquid dispensing tank is equipped with Feed port and liquid discharge port;

A liquid storage mechanism, the liquid storage mechanism includes a liquid storage tank, a liquid storage agitator that stirs the liquid in the liquid storage tank, and a liquid storage motor that drives the rotation of the liquid storage agitator, and the liquid storage tank is set There is a liquid inlet connected to the liquid distribution tank and the liquid discharge port through pipelines, and the liquid storage tank is also provided with a liquid outlet.

Preferably, the liquid distribution device further includes a controller, the liquid storage motor and the liquid distribution motor are both servo motors, and the controller is connected to the liquid storage motor and the liquid distribution motor to control the liquid storage motor and the liquid distribution motor respectively. The liquid dispensing motor operates according to the set parameters.

Preferably, both the liquid mixing agitator and the liquid storage agitator include a stirring shaft and blades arranged on the stirring shaft.

Preferably, the liquid distribution tank also includes a feed structure extending outward and upward from its side wall, the feed structure is provided with the feed inlet, and the liquid distribution device also includes a Mouth protection mechanism. The protective mechanism includes a protective cover, one side of the protective cover is hinged to the feeding structure through a hinge shaft, the feeding mechanism has a step surrounding the feeding port, the step is provided with a sealing ring, and the protective cover is sealed with the step. When mated, the ring forms a seal against the feed port.

Preferably, the liquid distribution device further includes a chassis, the chassis is provided with a traveling mechanism, and the liquid distribution mechanism and the liquid storage mechanism are both fixed on the chassis. The liquid dispensing device also includes a push-pull mechanism, and the push-pull mechanism is fixed to the chassis.

Preferably, the liquid distribution device further includes a fixing mechanism, the fixing mechanism includes a plurality of fixing blocks fixedly connected with the chassis, each of the fixing blocks is provided with a fixing hole, and the fixing mechanism also includes a vertical A fixing nail, one end of the fixing nail can pass through the fixing hole to fix the chassis and the ground together.

Compared with the prior art, the utility model has the following beneficial effects:

Through the liquid dispensing device of the utility model, the staff can first prepare a certain amount of water blocking agent solution through the liquid dispensing mechanism, and then send the prepared solution into the liquid storage mechanism, and the liquid storage motor in the liquid storage mechanism The liquid is stirred to prevent the concentration of the solution from being uneven. The liquid in the liquid storage mechanism can be kept in a state of filling at any time. There is no need to wait for filling, and the liquid in the liquid storage tank of the liquid storage mechanism can be drained immediately. to the well. While the liquid storage mechanism is storing and filling, the liquid dispensing mechanism can carry out the next liquid dosing. After the liquid dosing is completed, the liquid will be discharged to the liquid storage mechanism again. After setting the time of filling and dosing, the perfusion can be maintained without stopping , thus increasing the perfusion efficiency.

Description of drawings

Fig. 1 is a schematic structural view of an oil field water shutoff agent liquid dispensing device according to an embodiment of the present invention.

Fig. 2 is a structural schematic diagram of a liquid dispensing mechanism of an oil field water blocking agent liquid dispensing device according to an embodiment of the present invention.

Fig. 3 is a structural schematic diagram of a liquid storage mechanism of an oil field water blocking agent liquid dispensing device according to an embodiment of the present invention.

Fig. 4 is a structural schematic diagram of a protection mechanism of an oil field water blocking agent liquid dispensing device according to an embodiment of the present invention.

reference sign

1 liquid distribution mechanism, 11 liquid distribution tank, 111 feed structure, 1111 feed inlet, 1112 steps, 112 liquid discharge port, 12 liquid distribution agitator, 121 stirring shaft, 122 blades, 13 liquid distribution motor;

2 liquid storage mechanism, 21 liquid storage tank, 211 liquid inlet, 212 liquid outlet, 22 liquid storage agitator, 221 stirring shaft, 222 blades, 23 liquid storage motor;

3 protective mechanism, 31 protective cover, 32 hinged shaft;

4 chassis, 41 brackets;

5 traveling mechanisms, 51 support rods, 52 connecting blocks, 53 traveling wheels;

6 push-pull mechanism, 61 connecting platform, 62 push-pull rod, 63 anti-skid pad;

7 fixed mechanisms, 71 fixed blocks, 72 fixed nails.

Detailed ways

The utility model provides a liquid dispensing device for oil field water shutoff agent, which is used to prepare a water shutoff agent solution at the oil well site. As shown in Figure 1, the liquid dispensing device includes: Mechanism 1 includes a liquid distribution tank 11, a liquid distribution mixer 12 for stirring the liquid in the liquid distribution tank 11, and a liquid distribution motor 13 for driving the rotation of the mixer, and the liquid distribution tank 11 is provided with a feed inlet 1111 and drain port 112. The liquid storage mechanism 2 includes a liquid storage tank 21, a liquid storage agitator 22 that stirs the liquid in the liquid storage tank 21, and a liquid storage motor 23 that drives the rotation of the liquid storage agitator 22. The tank 21 is provided with a liquid inlet 211 connected to the liquid distribution tank 11 and the liquid outlet 112 through a pipeline (not shown in the figure), and the liquid storage tank 21 is also provided with a liquid outlet 212 .

Through the liquid dispensing device of the utility model, the staff can first prepare a certain amount of water blocking agent solution through the liquid dispensing mechanism 1, and then send the prepared solution into the liquid storage mechanism 2, and the liquid storage motor 23 in the liquid storage mechanism 2 Stirring the prepared liquid can prevent the concentration of the solution from being uneven, and the liquid in the liquid storage mechanism 2 can be kept in a state of being filled at any time, and there is no need to wait for filling, and the storage of the liquid storage mechanism 2 can be immediately filled. The liquid in the liquid tank 21 is discharged into the well. While the liquid storage mechanism 2 is storing and filling the liquid, the liquid dispensing mechanism 1 can carry out the next liquid dosing. After the liquid dosing is completed, the liquid will be discharged to the liquid storage mechanism 2 again. After setting the time of filling and dosing, the perfusion can be maintained. No stops are required, thus increasing the efficiency of priming.

In this embodiment, the liquid dispensing device also includes a controller (not shown in the figure), the liquid storage motor 23 and the liquid distribution motor 13 are both servo motors, and the controller and the liquid storage motor 23 It is respectively connected with the liquid dispensing motor 13 to control the operation of the liquid storage motor 23 and the liquid dispensing motor 13 according to the set parameters. The parameters may include the rotational speeds of the liquid storage motor 23 and the liquid dispensing motor 13, the duration of the operation, the time interval between two operations, etc., and the rotational speeds of the two may be set to be the same or different.

As shown in Fig. 2 and Fig. 3, described liquid mixing agitator 12 and liquid storage agitator 22 all comprise stirring shaft 121,221 and the blade 122,222 that is located on described stirring shaft 122,221, blade 122,222 A larger area of liquid can be stirred to make the concentration of the liquid more uniform.

As shown in Figure 4, the liquid distribution tank 11 also includes a feed structure 111 extending outward and upward from its side wall, the feed structure 111 is provided with the feed inlet 1111, and the liquid distribution device also It includes a protective mechanism 3 capable of closing the feed opening 1111 . The protection mechanism 3 can prevent irrelevant substances from falling into the feed port 1111, thereby affecting the performance of the water blocking agent solution. In this embodiment, the protective mechanism 3 includes a protective cover 31, one side of the protective cover 31 is hinged to the feeding structure 111 through the hinge shaft 32, the feeding mechanism has a step 1112 surrounding the feeding port 1111, and the step 1112 is provided with A sealing ring (not shown in the figure), when the protective cover 31 cooperates with the sealing ring of the step 1112 forms a seal to the feed port 1111 .

As shown in FIG. 1 , the liquid dispensing device further includes a chassis 4 , and the chassis 4 is provided with a running mechanism 5 , and the liquid distributing mechanism 1 and the liquid storage mechanism 2 are both fixed on the chassis 4 . In this embodiment, the chassis 4 is in the shape of a horizontal plate and is rectangular, and a traveling mechanism 5 is respectively provided at four corners of the chassis 4 . The traveling mechanism 5 includes a support rod 51 extending downward from the bottom wall of the chassis 4 , a connecting block 52 fixed to the supporting rod 51 , and a traveling wheel 53 rotatably mounted on the connecting block 52 . The liquid dispensing device also includes a push-pull mechanism 6, the push-pull mechanism 6 is fixed to the chassis 4, and the push-pull mechanism 6 includes a connection platform 61 fixedly connected to the chassis 4 and a push-pull rod 62 fixed to the connection platform 61 , The push-pull rod 62 is provided with an anti-slip mat 63, which is a rubber anti-slip mat 63 in this embodiment. Through the chassis 4 and the traveling mechanism 5, the liquid distribution mechanism 1 and the liquid storage mechanism 2 are easy to move, and the push-pull mechanism 6 makes the movement of the chassis 4 more convenient. In this embodiment, the liquid distribution device further includes a bracket 41 fixed on the chassis 4 , and more specifically the liquid distribution mechanism 1 is the liquid distribution tank 11 fixedly mounted on the bracket 41 .

The liquid dispensing device also includes a fixing mechanism 7, the fixing mechanism 7 includes a plurality of fixing blocks fixedly connected with the chassis 4, each of the fixing blocks 71 is provided with a through hole, and the fixing mechanism 7 also includes a vertical A straight fixing nail 72, one end of the fixing nail 72 can pass through the through hole of the fixing block 71 to fix the chassis 4 and the ground together.

The above embodiments are only exemplary embodiments of the present utility model, and are not intended to limit the present utility model, and the protection scope of the present utility model is defined by the claims. Various modifications or equivalent replacements made by those skilled in the art within the spirit and protection scope of the present utility model also fall within the protection scope of the present utility model.

Claims (8)

1. An oilfield water shutoff agent liquid preparation device, which is characterized by comprising:

the liquid preparation mechanism comprises a liquid preparation tank, a liquid preparation stirrer for stirring liquid in the liquid preparation tank and a liquid preparation motor for driving the stirrer to rotate, and the liquid preparation tank is provided with a feed inlet and a liquid outlet;

the liquid storage mechanism comprises a liquid storage tank, a liquid storage stirrer for stirring liquid in the liquid storage tank and a liquid storage motor for driving the liquid storage stirrer to rotate, wherein the liquid storage tank is provided with a liquid inlet connected with the liquid distribution tank and the liquid outlet through a pipeline, and the liquid storage tank is also provided with a liquid outlet.

2. The oilfield water shutoff agent liquid preparation device according to claim 1, further comprising a controller, wherein the liquid storage motor and the liquid preparation motor are servo motors, and the controller is respectively connected with the liquid storage motor and the liquid preparation motor to control the liquid storage motor and the liquid preparation motor to operate according to set parameters.

3. The oilfield water shutoff agent dispensing device of claim 1 or 2, wherein the dispensing stirrer and the liquid storage stirrer each comprise a stirring shaft and a blade provided on the stirring shaft.

4. The oilfield water shutoff agent dispensing device of claim 1 or 2, wherein the dispensing tank further comprises a feed structure extending outwardly and upwardly from a sidewall thereof, the feed structure being provided with the feed port, and the dispensing device further comprises a protective mechanism for sealing the feed port.

5. The oilfield water shutoff agent dispensing device of claim 4, wherein the protective mechanism comprises a protective cover, one side of the protective cover is hinged to the feed structure through a hinge shaft, the feed mechanism has a step surrounding the feed port, the step is provided with a sealing ring, and the protective cover forms a seal to the feed port when being matched with the sealing ring of the step.

6. The oilfield water shutoff agent liquid preparation device according to claim 1 or 2, wherein the liquid preparation device further comprises a chassis, the chassis is provided with a traveling mechanism, and the liquid preparation mechanism and the liquid storage mechanism are both fixed on the chassis.

7. The oilfield water shutoff agent dispensing device of claim 6, further comprising a push-pull mechanism secured to the chassis.

8. The oilfield water shutoff agent dispensing device of claim 6, further comprising a securing mechanism including a plurality of securing blocks fixedly connected to the chassis, each securing block having a securing aperture, the securing mechanism further including a vertical securing pin having one end accessible through the securing aperture to secure the chassis to the ground.