Pressure-reducing and injection-increasing device for oil-water well in oil field

Abstract

The utility model relates to the field of pressure-increasing injection devices, in particular to an oil field oil-water well pressure-reducing injection-increasing device which comprises a movable frame and a mixing tank body, the upper portion of the right end of the movable frame is fixedly connected with a control keyboard, the rear portion of the upper end of the movable frame is fixedly connected with a water injection tank, and the left portion of the upper end of the water injection tank is fixedly connected with a connecting pipe. The water injection tank is fixedly connected with a pump body through a water inlet pipe, the lower part of the water inlet pipe extends into the water injection tank, the output end of the pump body is fixedly connected with a water outlet pipe, the front part of the outer surface of the water outlet pipe is provided with an electromagnetic valve, and the upper end of the mixing tank body is fixedly connected with a driver. According to the depressurization and augmented injection device for the oil-water well of the oil field, the electronic scale and the augmented injection agent box are arranged, augmented injection agents can be weighed, the injected water amount can be known according to the proportioning ratio, the electromagnetic valve is arranged on the outer surface of the water outlet pipe, the electromagnetic valve can accurately control the water amount, and therefore the water amount can be accurately controlled. Therefore, personnel can accurately control the proportion of the mixed liquid.

Description

Technical Field

[0001] The utility model relates to the field of pressure-increasing injection devices, in particular to a pressure-reducing and injection-increasing device for oil and water wells in oil fields. Background Art

[0002] With the gradual development of oil fields, the difficulty of oil field exploitation is becoming greater and greater. During the re-exploitation of oil fields, a pressure reduction and injection device is needed to realize the exploitation of oil wells. However, during the use of the existing oil field water well pressure reduction and injection device, the water and the pressure reduction and injection agent dosage cannot be mixed in a well-controlled ratio, thereby reducing the oil production and exploitation efficiency in the oil field. Utility Model Content

[0003] The main purpose of the utility model is to provide a pressure reduction and injection device for oil and water wells in oil fields, which can effectively solve the problems in the background technology.

[0004] In order to achieve the above purpose, the technical solution adopted by the utility model is:

[0005] A pressure reduction and injection device for oil and water wells in an oil field comprises a movable frame and a mixing tank body, wherein the upper right end of the movable frame is fixedly connected to a control keyboard, the upper rear end of the movable frame is fixedly connected to a water injection box, the upper left end of the water injection box is fixedly connected to a connecting pipe, the water injection box is fixedly connected to a pump body through a water inlet pipe, the lower part of the water inlet pipe extends into the water injection tank, the output end of the pump body is fixedly connected to a water outlet pipe, a solenoid valve is provided at the front of the outer surface of the water outlet pipe, the upper end of the mixing tank body is fixedly connected to a driver, the output end of the driver passes through the middle part of the upper end of the mixing tank body and is fixedly connected to a connecting rod column, three groups of stirring blades are fixedly connected to the lower part of the outer surface of the connecting rod column, the upper front end of the mixing tank body is fixedly connected to an electronic scale, and a medicine box is placed on the electronic scale.

[0006] Preferably, one end of the water outlet pipe away from the pump body is located at the upper rear part of the mixing tank body.

[0007] Preferably, a notch communicating with the interior of the mixing tank is formed at the rear end of the medicine box, and the medicine box is not in contact with the connecting rod column.

[0008] Preferably, the three groups of stirring blades do not contact the inner wall of the mixing tank.

[0009] Preferably, the three groups of stirring blades are distributed at equal distances.

[0010] Compared with the prior art, the utility model has the following beneficial effects:

[0011] 1. By setting up an electronic scale, the personnel will place the pressure-reducing and injection-increasing agent in the agent box and weigh it through the electronic scale. The amount of water required to be added to the mixed agent can be calculated according to the ratio. With the coordinated use of the pump body, the water outlet pipe and the solenoid valve, the solenoid valve can control the water output in the water outlet pipe, so that the personnel can accurately control the ratio of the mixed liquid, which is convenient for the personnel to operate;

[0012] 2. By providing a driver, a connecting rod column and three groups of stirring blades, the three groups of stirring blades can fully stir and mix the mixed liquid in the mixing tank. BRIEF DESCRIPTION OF THE DRAWINGS

[0013] Figure 1 This is a schematic diagram of the overall structure of a pressure reduction and injection device for oil and water wells in an oil field according to the utility model;

[0014] Figure 2 This is a schematic diagram of the overall structure of the upper part of the water injection box of an oil field oil and water well pressure reduction and injection device of the utility model;

[0015] Figure 3 This is a schematic diagram of the connection structure between a driver, a connecting rod column and a stirring blade group of an oil field oil and water well pressure reduction and injection device of the utility model;

[0016] Figure 4 The utility model is a schematic diagram of the overall structure of a stirring blade group of an oil field oil and water well pressure reduction and injection device.

[0017] In the figure: 1. movable frame; 2. control keyboard; 3. water filling tank; 4. connecting pipe; 5. pump body; 6. water outlet pipe; 7. mixing tank; 8. drive; 9. electronic scale; 10. medicine box; 11. solenoid valve; 12. connecting rod column; 13. stirring blade group. DETAILED DESCRIPTION

[0018] In order to make the technical means, creative features, objectives and effects achieved by the present invention easy to understand, the present invention is further described below in conjunction with specific implementation methods.

[0019] In the description of the present invention, it should be noted that the terms "upper", "lower", "inner", "outer", "front end", "rear end", "two ends", "one end", "the other end" and the like indicate positions or positional relationships based on the positions or positional relationships shown in the drawings, and are only for the convenience of describing the present invention and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operate in a specific orientation, and therefore cannot be understood as a limitation on the present invention. In addition, the terms "first" and "second" are used for descriptive purposes only and cannot be understood as indicating or implying relative importance.

[0020] In the description of the present invention, it should be noted that, unless otherwise clearly specified and limited, the terms "installed", "provided with", "connected", etc. should be understood in a broad sense. For example, "connected" can be a fixed connection, a detachable connection, or an integral connection; it can be a mechanical connection or an electrical connection; it can be a direct connection, or it can be an indirect connection through an intermediate medium, or it can be the internal communication of two components. For ordinary technicians in this field, the specific meanings of the above terms in the present invention can be understood according to specific circumstances.

[0021] See also Figure 1-4 , the utility model provides a technical solution:

[0022] A pressure reduction and injection device for oil and water wells in an oil field comprises a movable frame 1 and a mixing tank body 7, wherein a control keyboard 2 is fixedly connected to the upper right end of the movable frame 1, a water injection box 3 is fixedly connected to the rear upper end of the movable frame 1, a connecting pipe 4 is fixedly connected to the upper left end of the water injection box 3, the water injection box 3 is fixedly connected to a pump body 5 through a water inlet pipe, the lower part of the water inlet pipe extends into the water injection box 3, an output end of the pump body 5 is fixedly connected to a water outlet pipe 6, a solenoid valve 11 is arranged at the front of the outer surface of the water outlet pipe 6, a driver 8 is fixedly connected to the upper end of the mixing tank body 7, the output end of the driver 8 passes through the middle of the upper end of the mixing tank body 7 and is fixedly connected to a connecting rod column 12, three groups of stirring blade groups 13 are fixedly connected to the lower outer surface of the connecting rod column 12, an electronic scale 9 is fixedly connected to the front upper end of the mixing tank body 7, and a medicine box 10 is placed on the electronic scale 9.

[0023] In this embodiment, the end of the water outlet pipe 6 away from the pump body 5 is located at the upper rear part of the mixing tank body 7, and the rear end of the medicine box 10 is provided with a notch connected to the interior of the mixing tank body 7. The medicine box 10 is not in contact with the connecting rod column 12. By providing an electronic scale 9, a certain weight of pressure-reducing and injection medicine can be placed in the medicine box 10. By weighing the electronic scale 9, the amount of mixed water can be known according to a certain proportion. By providing an electromagnetic valve 11 on the water outlet pipe 6, the electromagnetic valve 11 can control the water output of the water outlet pipe 6, so that the water and the dosage of the pressure-reducing and injection medicine can be accurately controlled. The three groups of stirring blade groups 13 are not in contact with the inner wall of the mixing tank body 7, and the three groups of stirring blade groups 13 are equidistantly distributed. By providing three groups of stirring blade groups 13, the prepared water volume and the pressure-reducing and injection medicine dosage in the mixing tank body 7 can be fully stirred, so that the mixed liquid can be mixed more evenly, thereby accelerating the chemical reaction between the oil and the mixed liquid, and increasing the oil production in the oil field.

[0024] It should be noted that the utility model is a device for reducing pressure and increasing injection for oil and water wells in oil fields. During use, first, according to the pressure reduction depth of the oil and water wells, a certain weight of a pressure reducing and increasing injection agent is placed in a medicine box 10 and placed on an electronic scale 9 for weighing. Then, the amount of water to be mixed can be calculated according to a certain ratio. By providing a pump body 5, a water outlet pipe 6 and a solenoid valve 11, the pump body 5 is fixed to the water injection tank 3 through a water inlet pipe, so that when these are used in combination, the solenoid valve 11 can control the water output in the water outlet pipe 6, so that personnel can accurately control the dosage ratio of water and the pressure reducing and increasing injection agent. By providing a driver 8, a connecting rod column 12 and three groups of stirring blades 13, the three groups of stirring blades 13 can stir the mixed liquid prepared in the mixing tank 7 more quickly and evenly, so that the mixed liquid is injected into the water well, which can react quickly with the oil in the oil field, thereby increasing the oil production in the oil field.

[0025] The above shows and describes the basic principle and main features of the utility model and the advantages of the utility model. Those skilled in the art should understand that the utility model is not limited by the above embodiments. The above embodiments and descriptions are only for explaining the principle of the utility model. Without departing from the spirit and scope of the utility model, the utility model may have various changes and improvements, which fall within the scope of the utility model to be protected. The scope of protection claimed by the utility model is defined by the attached claims and their equivalents.

Claims

1. A pressure-reducing and injection-increasing device for oil and water wells in an oil field, comprising a movable frame (1) and a mixing tank (7), characterized in that: A control keyboard (2) is fixedly connected to the upper right end of the movable frame (1); a water injection box (3) is fixedly connected to the rear upper end of the movable frame (1); a connecting pipe (4) is fixedly connected to the upper left end of the water injection box (3); the water injection box (3) is fixedly connected to the pump body (5) via a water inlet pipe; the lower part of the water inlet pipe extends into the water injection box (3); the output end of the pump body (5) is fixedly connected to a water outlet pipe (6); a solenoid valve (11) is provided at the front of the outer surface of the water outlet pipe (6); a driver (8) is fixedly connected to the upper end of the mixing tank body (7); the output end of the driver (8) passes through the middle of the upper end of the mixing tank body (7) and is fixedly connected to a connecting rod column (12); three groups of stirring blades (13) are fixedly connected to the lower outer surface of the connecting rod column (12); an electronic scale (9) is fixedly connected to the front upper end of the mixing tank body (7); a medicine box (10) is placed on the electronic scale (9).

2. The oilfield oil and water well pressure reduction and injection device according to claim 1, characterized in that: One end of the water outlet pipe (6) away from the pump body (5) is located at the upper rear portion of the mixing tank body (7).

3. The oilfield oil and water well pressure reduction and injection device according to claim 1, characterized in that: The rear end of the medicine box (10) is provided with a notch communicating with the interior of the mixing tank (7), and the medicine box (10) is not in contact with the connecting rod column (12).

4. The oilfield oil and water well pressure reduction and injection device according to claim 1, characterized in that: The three groups of stirring blades (13) do not contact the inner wall of the mixing tank (7).

5. The oilfield oil and water well pressure reduction and injection device according to claim 1, characterized in that: The three groups of stirring blade groups (13) are distributed at equal distances.

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