CN-121993168-A - Self-adaptive guiding control device capable of generating electricity

CN121993168ACN 121993168 ACN121993168 ACN 121993168ACN-121993168-A

Abstract

The invention discloses a power generation type self-adaptive guiding control device which comprises a pipe column axis measuring unit, a centralizing unit, a pipe string axis measuring unit and a power unit, wherein the pipe column axis measuring unit comprises a guiding head, a first reset spring, a reset chuck, a limiting column, a measuring forearm, a measuring rear arm, a fixed chuck, a contact clamping column, a limiting sliding rail, a pressure sensor, a connecting column, a protecting shell, a connecting shell and a battery, the centralizing unit comprises a connecting chassis, a hydraulic pipe column, a hydraulic spring, an electromagnetic expansion elastic sheet and an expansion connecting column, the pipe string axis measuring unit comprises a laser gyroscope and a power transmission pipe column, the power unit comprises a turbine, a roller, a bearing, a second connecting column, a tail end joint, a hydraulic hole and a supporting column, the units are sequentially connected together and are connected with a well, the pipe string axis measuring unit and the pipe string axis measuring unit respectively detect and transmit signals to the centralizing unit, and the centralizing unit centralizes a tool pipe string, so that the self-adaptive guiding control is realized.

Inventors

ZHONG LIN
LI JUNLONG
NIU DI
CAI ZHONGWEN
LIAO HONGLIN
WANG GUORONG
ZENG XINLIN
HE MIAO
WEI GUOSEN
CHEN ZHENGQUAN

Assignees

西南石油大学

Dates

Publication Date: 20260508
Application Date: 20260326

Claims (7)

1. The utility model provides a but self-adaptation direction controlling means of electricity generation formula, its characterized in that includes tubular column axis measuring element, righting unit, pipe string axis measuring element, power unit: The pipe column axis measuring unit comprises a guide head (101), a first reset spring (102), a reset chuck (103), a limit column (104), a measuring front arm (105), a measuring rear arm (106), a fixed chuck (107), a contact clamping column (108), a limit sliding rail (109), a pressure sensor (110), a connecting column (111), a protective shell (112), a shell (113), a connecting shell (114) and a battery (115), a second reset spring (116), wherein the guide head (101) is connected with the protective shell (112) through threads, the protective shell (112) is provided with a limit column (104) penetrating through the reset chuck (103) and the fixed chuck (107), the guide head (101) is connected with the reset chuck (103) through the connecting column (111), the first reset spring (102) is arranged on the connecting column (111), a swingable measuring rear arm (106) is arranged on the fixed chuck (107), the measuring front arm (105) is connected with the measuring rear arm (106) through a hinge, the tail end of the measuring rear arm (106) can touch the contact clamping column (108) when rotating, the second reset spring (116) is arranged on the contact clamping column (108), and the limiting slide rail (109) fixed on the shell (113) slides regularly, the pressure sensor (110) is arranged on the connecting shell (114) to sense pressure, and the whole power is provided by the battery (115).
2. The centering unit comprises a connecting chassis (201), a hydraulic pipe column (202), a hydraulic spring (203), an electromagnetic expansion elastic sheet (204), an expansion connecting column (205) and a second connecting chassis (206), wherein a bulge is arranged on one side of the connecting chassis (201) and the other side of the pipe column axis measuring unit, which is connected with the electromagnetic expansion elastic sheet (204) through a screw, the other end of the electromagnetic expansion elastic sheet (204) is connected with the hydraulic pipe column (202) in series, so that the electromagnetic expansion elastic sheet (204) is supported in a bulge manner in the sliding process, and the expansion connecting column (205) and the hydraulic pipe column (202) are fixed on the second connecting chassis (206).
3. The pipe string axis measuring unit comprises a laser gyroscope (301) and an electric power transmission pipe column (302), wherein the electric power transmission pipe column (302) is arranged on two sides of the laser gyroscope (301), electric power and signal transmission is completed, one side of the electric power transmission pipe column (302) is connected with the centralizing unit, and the other side of the electric power transmission pipe column is connected with the electric power unit.
4. The electric power unit comprises a turbine (401), rollers (402), bearings (403), a second connecting column (404), a tail end joint (405), a liquid flow hole (406) and a support column (407), wherein the second connecting column (404) is provided with the bearings (403), the rollers (402) are embedded on the bearings (403), the turbine (401) is arranged on the balls (402), one side of the turbine (401) is provided with the limit column (408) and is fixed on the bearings (403) through screws, and the other side of the turbine (401) is provided with the support column (407) and is fixed through screws. The tail joint (405) is provided with a liquid flow hole (406) so that liquid flows into the power unit to impact the turbine (401) to finish power generation.
5. The self-adaptive guiding control device capable of generating electricity according to claim 1, wherein when the centralizing unit receives the expansion signal, one end of the corresponding electromagnetic expansion spring piece (204) is fixed, and the other end of the corresponding electromagnetic expansion spring piece moves on the hydraulic pipe column (202) by utilizing the characteristic of good metal elasticity, so that the bulge of the electromagnetic expansion spring piece (204) is expanded.
6. The device is characterized in that the pipe column axis measuring unit adopts a mode that a measuring front arm (105) is hinged with a measuring rear arm (106), logging can be conducted when the pipe column axis measuring unit is put into a well, when the pipe column axis measuring unit encounters problems such as deformation of a casing, the measuring rear arm (106) rotates, the measuring front arm (105) pushes a reset chuck to move, when the pipe column axis measuring unit passes through a protruding position, the pipe column axis measuring unit is restored under the action of a first reset spring (102), and blocking during movement is avoided.
7. The self-adaptive guiding control device capable of generating electricity according to claim 1, wherein the tail end connector (405) of the power unit is provided with a liquid flow hole (406), and the turbine (401) generating device is fixed through the support columns (407) so that liquid can flow in from the liquid flow hole (406) and flow out from between the support columns (407).

Description

Self-adaptive guiding control device capable of generating electricity Technical Field The invention designs a self-adaptive guiding control device capable of generating electricity, and belongs to the technical field of downhole tools for downhole petroleum. Background In the development process of oil fields, the underground casing is used as a supporting structure of a well wall, and is subjected to corrosion, operation impact and geological stress to generate local concave deformation throughout the year, and in recent years, the casing of a plurality of horizontal sections and inclined wells also generates casing deformation due to the fact that the traditional vertical drilling cannot meet the requirements of complex geological conditions and resource maximum utilization. In addition, the underground environment is bad, the space is limited, the power supply is difficult to ensure, the traditional control device which relies on external power supply is difficult to work stably, and meanwhile, the current sleeve shaping device has the best repairing effect when the sleeve shaping device and the sleeve work concentrically, so that the development of the self-generating and self-adapting centralizing control device has important significance. Aiming at the problems, the self-adaptive guiding control device capable of generating power is provided for assisting the underground shaping tool, and the shaping efficiency and the shaping effect are improved. Disclosure of Invention Aiming at the problems, the invention provides a self-adaptive guiding control device capable of generating electricity, which assists a downhole shaping tool to improve shaping efficiency and shaping effect, the invention innovatively combines the logging detection device, the centralizing device, the power generation device and the concentric detection device into a whole, is matched with a casing shaping tool for use, and makes the casing shaping device concentric with the casing, so that the shaping operation effect is better. The invention aims to provide a self-adaptive guiding control device capable of generating power, which is used for righting an underground plastic tool, wherein a pipe column axis measuring unit is designed at the forefront end of the tool and is used for measuring specific parameters such as a sleeve change position, a protrusion height, a deformed sleeve azimuth angle and the like, a pipe string axis measuring unit is designed, a laser gyroscope is applied to the underground tool, the deviation size of a tool axis and a sleeve axis is measured in real time, the data of the pipe column axis measuring unit and the pipe string axis measuring unit are compared and analyzed by the righting unit, and corresponding righting spring plates are expanded and straightened, and the electric power unit is designed to provide electric power for the underground tool and ensure long-term use of the tool. In order to achieve the above object, the present invention is realized by the following technical scheme: The utility model provides a but self-adaptation direction controlling means of electricity generation formula, its characterized in that includes tubular column axis measuring element, righting unit, pipe string axis measuring element, power unit: The pipe column axis measuring unit comprises a guide head, a first reset spring, a reset chuck, a limit column, a measuring forearm, a measuring rear arm, a fixed chuck, a contact clamping column, a limit sliding rail, a pressure sensor, a connecting column, a protective shell, a connecting shell and a battery, wherein the guide head is connected with the protective shell through threads, the protective shell is internally provided with the limit column penetrating through the reset chuck and the fixed chuck, the guide head is connected with the reset chuck through the connecting column, the first reset spring is installed on the connecting column, the fixed chuck is provided with a swingable measuring rear arm, the measuring forearm is installed on the reset chuck, the measuring forearm is connected with the measuring rear arm through a hinge, the tail end of the measuring rear arm can touch the contact clamping column when rotating, the second reset spring is arranged on the contact clamping column, the limit sliding rail fixed on the shell regularly slides, the connecting shell is provided with the pressure sensor to sense pressure, and the whole power is provided by the battery. When the rear arm rotates, the tail end can touch the contact clamping column and then touch the pressure sensor, so that well condition measurement is completed, and the eccentric condition of the sleeve is analyzed. The centering unit comprises a connecting chassis, a hydraulic pipe column, a hydraulic spring, an electromagnetic expansion elastic sheet, an expansion connecting column and a second connecting chassis, wherein a bulge is arranged on the other side of the connecting chassis, wh