Oil extraction device for improving yield of multi-stage fractured horizontal well

Abstract

The utility model relates to the technical field of oil extraction devices, in particular to an oil extraction device for improving the yield of a multistage fractured horizontal well, which comprises an oil extraction fixing frame, a data control mechanism is fixedly connected to the middle of the oil extraction fixing frame, a suction mechanism comprises an electric hydraulic cylinder, and a piston is fixedly connected to the bottom end of the electric hydraulic cylinder. In order to increase the liquid outlet amount of oil in the multi-stage fractured horizontal well during oil extraction, firstly, the sealing closing base is buckled on the multi-stage fractured horizontal well, and then negative pressure suction is conducted on the multiple negative pressure devices arranged on the side of the oil extraction base, so that when the negative pressure devices increase the negative pressure in the oil extraction base, the liquid outlet amount of the oil in the multi-stage fractured horizontal well is increased; therefore, oil in the multi-stage fractured horizontal well can be increased and extracted conveniently, and the amount of discharged oil is controlled through the arranged adjusting valve and the arranged pressure relief switch.

Description

TECHNICAL FIELD

[0001] The utility model relates to oil extraction device technical field, concretely is an oil extraction device for improving the production of multistage fracturing horizontal well. BACKGROUND

[0002] When the fracturing fluid passes through the perforation hole at high speed and enters the reservoir, hole friction will be generated and increase with the increase of pump injection displacement, which drives the rise of bottom hole pressure. When the bottom hole pressure exceeds the fracture pressure of multiple fracturing intervals, it will crack the fracture on each interval. It requires that the fracture pressure of each interval is basically close, which can be adjusted by hole friction.

[0003] The "compact oil horizontal well staged oil extraction device" disclosed in the publication number "CN217558302U" is also a mature technology. The "main body mechanism and support mechanism; wherein the main body mechanism includes an outer pipe string, one end of the outer pipe string is connected with a pipe string platform, the inside of the pipe string platform is slidably connected with a first oil pipe, one end of the first oil pipe is fixedly connected with a oil pump through a safety joint, one end of the oil pump is connected with a second oil pipe. When the utility model is used, the cylinder is lifted by starting the motor to drive the threaded rod, and the inner wall of the outer pipe string is contacted after the cylinder is lifted, which supports the second oil pipe. When the second oil pipe is used for oil pumping, the flow of oil liquid can prevent the second oil pipe from shaking, thereby avoiding the scratches or damage caused by the collision of the second oil pipe with the inner wall of the outer pipe string. The second oil pipe is relatively stable when moving through the setting of the wheel body, which improves the stability of the staged oil extraction device when working in the horizontal well.

[0004] However, the above-mentioned compact oil horizontal well staged oil extraction device has the following disadvantages: when the oil extraction device is used for oil pumping in multistage fracturing horizontal well, the oil liquid is fixedly extracted, which cannot improve the extraction amount of oil liquid, resulting in that the oil liquid cannot be increased, and affecting the daily production of oil liquid.

[0005] Therefore, it is necessary to provide an oil extraction device for improving the production of multistage fracturing horizontal well to solve the above problems. UTILITY MODEL CONTENT

[0006] In view of the deficiencies of the prior art, the present application provides an oil extraction device for improving the production of multistage fracturing horizontal well, which solves the problems raised in the background art.

[0007] To achieve the above-mentioned purpose, the utility model provides the following technical scheme: an oil extraction device for improving the production of multistage fracturing horizontal well, comprising an oil extraction fixed frame, a suction mechanism is arranged at the bottom end of the oil extraction fixed frame, an oil extraction mechanism is fixedly connected to one side of the suction mechanism, and a data control mechanism is fixedly connected to the middle part of the oil extraction fixed frame.

[0008] Preferably, the suction mechanism comprises an electric hydraulic cylinder, a bottom end of the electric hydraulic cylinder is fixedly connected with a piston, an outer portion of the piston is sleeved with a hydraulic cylinder, an outer side of the hydraulic cylinder is fixedly connected with a fixed ring frame, a side of the fixed ring frame is fixedly connected with a guide rod, a bottom end of the guide rod is penetratingly connected with a guide seat, a bottom end of the guide seat is fixedly connected with a suction piston seat, a top of the guide seat is fixedly connected with a plurality of electric telescopic rods, and telescopic ends of the electric telescopic rods are fixedly connected with the side of the hydraulic cylinder.

[0009] Preferably, the oil extraction mechanism comprises a curved pipe, a bottom end of the curved pipe is penetratingly connected with an adjusting valve, one side of the adjusting valve is provided with a pressure relief switch, the bottom end of the adjusting valve is fixedly connected with an oil extraction seat, the bottom end of the oil extraction seat is fixedly connected with a sealing closed seat, and both sides of the oil extraction seat are fixedly connected with negative pressure devices.

[0010] Preferably, the data control mechanism comprises a fixed plate, a top of the fixed plate is fixedly connected with a wireless signal receiver, one side of the wireless signal receiver is provided with a wireless signal transmitter, one side of the wireless signal transmitter is provided with a data analyzer, and one side of the data analyzer is provided with a flow monitoring module.

[0011] Preferably, one side of the oil extraction fixed frame is fixedly connected with a switch panel, and the surface of the switch panel is provided with a protective layer.

[0012] Preferably, the surface of the switch panel is fixedly connected with an electric hydraulic cylinder control switch, an electric telescopic rod control switch, a wireless signal receiver control switch, a wireless signal transmitter control switch, a data analyzer control switch and a flow monitoring module control switch, and the electric hydraulic cylinder, the electric telescopic rod, the wireless signal receiver, the wireless signal transmitter, the data analyzer and the flow monitoring module are electrically connected with an external power supply through the electric hydraulic cylinder control switch, the electric telescopic rod control switch, the wireless signal receiver control switch, the wireless signal transmitter control switch, the data analyzer control switch and the flow monitoring module control switch.

[0013] Compared with the prior art, the oil extraction device has the advantages that:

[0014] The utility model provides a kind of oil extraction device for improving the production of multistage fracturing horizontal well:

[0015] 1. When collecting and improving oil liquid inside the multistage fracturing horizontal well, pumping and conveying need to be carried out, through the setting of the electric hydraulic cylinder on the oil extraction fixed frame, when pumping, the electric hydraulic cylinder is adjusted in extension and contraction, so that the electric hydraulic cylinder drives the piston to adjust and extend in the inside of the hydraulic cylinder during the extension and contraction, so as to increase the pressure in the inside of the hydraulic cylinder, pump the oil liquid inside the multistage fracturing horizontal well, and in order to increase the pumping of the oil liquid, the extension and contraction of the electric telescopic rod fixedly connected to the side of the hydraulic cylinder is adjusted, so as to drive the pumping piston seat to move up and down in the inside of the hydraulic cylinder, facilitate the increase of the pressure in the inside of the hydraulic cylinder, and increase the pumping amount.

[0016] 2. In order to increase the oil liquid output of the multistage fracturing horizontal well during oil extraction, first, the sealing closure seat is buckled on the multistage fracturing horizontal well, then the negative pressure of the negative pressure device on the side of the oil extraction seat is pumped, so that the negative pressure device increases the negative pressure in the inside of the oil extraction seat, thereby facilitating the increase of the oil liquid in the inside of the multistage fracturing horizontal well, and the oil amount discharged is controlled by the adjusting valve and the pressure relief switch. BRIEF DESCRIPTION OF DRAWINGS

[0017] Figure 1 It is a structural schematic view of the utility model;

[0018] Figure 2 It is one of the structural schematic views of the utility model;

[0019] Figure 3 It is the second structural schematic view of the utility model;

[0020] Figure 4 It is a structural schematic view of the oil extraction mechanism of the utility model;

[0021] Figure 5 It is a structural schematic view of the hydraulic cylinder of the utility model;

[0022] Figure 6 It is a structural schematic view of the data control mechanism of the utility model.

[0023] In the drawing: 1, oil extraction fixed frame; 2, pumping mechanism; 201, electric hydraulic cylinder; 202, piston; 203, hydraulic cylinder; 204, fixed ring frame; 205, guide rod; 206, guide seat; 207, pumping piston seat; 208, electric telescopic rod;

[0024] 3, oil extraction mechanism; 301, curved pipe; 302, adjusting valve; 303, pressure relief switch; 304, oil extraction seat; 305, sealing closure seat; 4, negative pressure device;

[0025] 5. Data control mechanism; 501. Fixing plate; 502. Wireless signal receiver; 503. Wireless signal transmitter; 504. Data analyzer; 505. Flow monitoring module. Detailed Implementation

[0026] The technical solutions of the present utility model will be clearly and completely described below with reference to the accompanying drawings of the embodiments. Obviously, the described embodiments are only some embodiments of the present utility model, and not all embodiments. Based on the embodiments of the present utility model, all other embodiments obtained by those of ordinary skill in the art without creative effort are within the protection scope of the present utility model.

[0027] The terms "first," "second," etc., used in the specification and claims of this application are used to distinguish similar objects and not to describe a specific order or sequence. It should be understood that such use of data can be interchanged where appropriate so that embodiments of this application can be implemented in orders other than those illustrated or described herein, and the objects distinguished by "first," "second," etc., are generally of the same class and the number of objects is not limited; for example, a first object can be one or more. Furthermore, in the specification and claims, "and / or" indicates at least one of the connected objects, and the character " / " generally indicates that the preceding and following objects are in an "or" relationship.

[0028] In the description of this utility model, it should be understood that the terms "center", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", etc., indicate the orientation or positional relationship based on the orientation or positional relationship shown in the accompanying drawings. They are only for the convenience of describing this utility model and simplifying the description, and do not indicate or imply that the device or element referred to must have a specific orientation, or be constructed and operated in a specific orientation. Therefore, they should not be construed as limitations on this utility model.

[0029] In the description of this utility model, it should be noted that, unless otherwise explicitly specified and limited, the terms "installation," "connection," and "setting" should be interpreted broadly. For example, they can refer to a fixed connection or setting, a detachable connection or setting, or an integral connection or setting. Those skilled in the art can understand the specific meaning of the above terms in this utility model based on the specific circumstances.

[0030] like Figures 1-6 As shown, the present invention proposes an oil production device for improving the production of multi-stage fracturing horizontal wells, including an oil production fixed frame 1, a suction mechanism 2 at the bottom end of the oil production fixed frame 1, an oil production mechanism 3 fixedly connected to one side of the suction mechanism 2, and a data control mechanism 5 fixedly connected to the middle of the oil production fixed frame 1.

[0031] The suction mechanism 2 comprises an electric hydraulic cylinder 201, the bottom end of the electric hydraulic cylinder 201 is fixedly connected with a piston 202, the outside of the piston 202 is sleeved with a hydraulic cylinder 203, the outside of the hydraulic cylinder 203 is fixedly connected with a fixed ring frame 204, the side of the fixed ring frame 204 is fixedly connected with a guide rod 205, the bottom end of the guide rod 205 is penetratingly connected with a guide seat 206, the bottom end of the guide seat 206 is fixedly connected with a suction piston seat 207, the top of the guide seat 206 is fixedly connected with a plurality of electric telescopic rods 208, and the telescopic ends of the electric telescopic rods 208 are fixedly connected with the side of the hydraulic cylinder 203.

[0032] In specific use, when the oil liquid in the multistage fracturing horizontal well is collected and lifted, suction conveying is needed. Through the setting of the electric hydraulic cylinder 201 on the oil extraction fixed frame 1, the electric hydraulic cylinder 201 is adjusted in extension and contraction during suction, so that the electric hydraulic cylinder 201 drives the piston 202 to adjust and extend in the hydraulic cylinder 203, thereby conveniently increasing the internal pressure of the hydraulic cylinder 203, sucking the oil liquid in the multistage fracturing horizontal well, and increasing the extraction of the lifted oil liquid through the extension and contraction of the plurality of electric telescopic rods 208 fixedly connected with the side of the hydraulic cylinder 203, so as to conveniently drive the suction piston seat 207 to move up and down in the hydraulic cylinder 203 during extension and contraction of the electric telescopic rods 208, conveniently increase the pressure in the hydraulic cylinder 203, and increase the suction amount.

[0033] The oil extraction mechanism 3 comprises a curved pipe 301, the bottom end of the curved pipe 301 is penetratingly connected with an adjusting valve 302, one side of the adjusting valve 302 is provided with a pressure relief switch 303, the bottom end of the adjusting valve 302 is fixedly connected with an oil extraction seat 304, the bottom end of the oil extraction seat 304 is fixedly connected with a sealing closed seat 305, and the two sides of the oil extraction seat 304 are fixedly connected with negative pressure devices 4.

[0034] In specific use, in order to increase the oil liquid amount of the multistage fracturing horizontal well during oil extraction, the sealing closed seat 305 is first buckled on the multistage fracturing horizontal well, then the negative pressure suction of the plurality of negative pressure devices 4 on the side of the oil extraction seat 304 is controlled, so that the negative pressure devices 4 increase the negative pressure in the oil extraction seat 304, thereby conveniently increasing the oil liquid in the multistage fracturing horizontal well, and the oil amount is controlled through the adjusting valve 302 and the pressure relief switch 303.

[0035] The data control mechanism 5 comprises a fixed plate 501, the top of the fixed plate 501 is fixedly connected with a wireless signal receiver 502, one side of the wireless signal receiver 502 is provided with a wireless signal transmitter 503, one side of the wireless signal transmitter 503 is provided with a data analyzer 504, and one side of the data analyzer 504 is provided with a flow monitoring module 505.

[0036] Specifically, when the multi-stage fracturing horizontal well is used to pump liquid, the wireless signal receiving module 502 and the wireless signal transmitting module 503 are matched, so that the signal transmission or reception of the liquid pumping condition of the multi-stage fracturing horizontal well is facilitated, thereby facilitating remote monitoring of the liquid pumping amount of the multi-stage fracturing horizontal well, and the data analysis module 504 and the flow monitoring module 505 are matched to analyze and monitor the pumping amount of the multi-stage fracturing horizontal well.

[0037] The oil extraction fixed frame 1 is fixedly connected with a switch panel on one side, and the surface of the switch panel is provided with a protective layer.

[0038] The surface of the switch panel is fixedly connected with an electric hydraulic cylinder control switch, an electric telescopic rod control switch, a wireless signal receiver control switch, a wireless signal transmitter control switch, a data analyzer control switch and a flow monitoring module control switch, and the electric hydraulic cylinder 201, the electric telescopic rod 208, the wireless signal receiver 502, the wireless signal transmitter 503, the data analyzer 504 and the flow monitoring module 505 are respectively electrically connected with the external power supply through the electric hydraulic cylinder control switch, the electric telescopic rod control switch, the wireless signal receiver control switch, the wireless signal transmitter control switch, the data analyzer control switch and the flow monitoring module control switch.

[0039] It should be noted that in this document, the terms "comprise", "comprising", or any other variant thereof are intended to cover non-exclusive inclusions, so that a process, method, article or device that includes a series of elements not only includes those elements, but also includes other elements not explicitly listed, or includes elements inherent to such a process, method, article or device. Without more limitations, the element defined by the statement "comprises a" does not exclude the presence of another identical element in the process, method, article or device that includes the element. In addition, it should be noted that the scope of the methods and devices in the embodiments of the present application is not limited to the order of performing the functions as shown or discussed, but can also include performing the functions in a substantially simultaneous manner or in reverse order, for example, the described method can be performed in an order different from the described order, and various steps can be added, omitted or combined. In addition, the features described with reference to certain examples can be combined in other examples.

[0040] The embodiments of the present application are described above in combination with the drawings, but the present application is not limited to the above-described specific embodiments, and the above-described specific embodiments are only illustrative, not limiting, and those skilled in the art can make many forms under the inspiration of the present application without departing from the scope of the present application and the scope protected by the claims.

Claims

1. An oil production device for improving the production of multi-stage fractured horizontal wells, comprising an oil production fixing frame (1), characterized in that, The bottom end of the oil production fixed frame (1) is provided with a suction mechanism (2), one side of the suction mechanism (2) is fixedly connected to an oil production mechanism (3), and the middle part of the oil production fixed frame (1) is fixedly connected to a data control mechanism (5). The suction mechanism (2) includes an electric hydraulic cylinder (201), a piston (202) is fixedly connected to the bottom end of the electric hydraulic cylinder (201), a hydraulic cylinder (203) is sleeved on the outside of the piston (202), a fixed ring frame (204) is fixedly connected to the outside of the hydraulic cylinder (203), a guide rod (205) is fixedly connected to the side of the fixed ring frame (204), a guide seat (206) is inserted through the bottom end of the guide rod (205), a suction piston seat (207) is fixedly connected to the bottom end of the guide seat (206), and several electric telescopic rods (208) are fixedly connected to the top of the guide seat (206). The telescopic ends of the electric telescopic rods (208) are fixedly connected to the side of the hydraulic cylinder (203).

2. The oil production device for improving the production of multi-stage fractured horizontal wells according to claim 1, characterized in that: The oil production mechanism (3) includes a curved pipe (301), the bottom end of which is connected to a regulating valve (302), a pressure relief switch (303) is provided on one side of the regulating valve (302), an oil production seat (304) is fixedly connected to the bottom end of the regulating valve (302), a sealing closure seat (305) is fixedly connected to the bottom end of the oil production seat (304), and a negative pressure device (4) is fixedly connected to both sides of the oil production seat (304).

3. The oil production device for improving the production of multi-stage fractured horizontal wells according to claim 1, characterized in that: The data control mechanism (5) includes a fixed plate (501), a wireless signal receiver (502) is fixedly connected to the top of the fixed plate (501), and a wireless signal transmitter (503) is provided on one side of the wireless signal receiver (502).

4. The oil production device for improving the production of multi-stage fractured horizontal wells according to claim 3, characterized in that: A data analyzer (504) is provided on one side of the wireless signal transmitter (503), and a traffic monitoring module (505) is provided on one side of the data analyzer (504).

5. An oil production device for improving the production of multi-stage fractured horizontal wells according to claim 4, characterized in that: A switch panel is fixedly connected to one side of the oil extraction fixed frame (1), and a protective layer is provided on the surface of the switch panel.

6. An oil production device for improving the production of multi-stage fractured horizontal wells according to claim 5, characterized in that: The switch panel is fixedly connected to an electric hydraulic cylinder control switch, an electric telescopic rod control switch, a wireless signal receiver control switch, a wireless signal transmitter control switch, a data analyzer control switch, and a flow monitoring module control switch. The electric hydraulic cylinder (201), the electric telescopic rod (208), the wireless signal receiver (502), the wireless signal transmitter (503), the data analyzer (504), and the flow monitoring module (505) are electrically connected to an external power supply through the electric hydraulic cylinder control switch, the electric telescopic rod control switch, the wireless signal receiver control switch, the wireless signal transmitter control switch, the data analyzer control switch, and the flow monitoring module control switch, respectively.

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