CN210065147U - Vacuum hydraulic oil injection device for petroleum drilling - Google Patents
Vacuum hydraulic oil injection device for petroleum drilling Download PDFInfo
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- CN210065147U CN210065147U CN201921351264.6U CN201921351264U CN210065147U CN 210065147 U CN210065147 U CN 210065147U CN 201921351264 U CN201921351264 U CN 201921351264U CN 210065147 U CN210065147 U CN 210065147U
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- oil injection
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Abstract
The utility model discloses a vacuum hydraulic oil injection device for petroleum drilling, which comprises a circulating system, a vacuum system, a balance system and a control system; the circulating system comprises an oil injection pump, an oil injection pressure gauge, an oil particle counter, a stop valve, a hydraulic module, a filter and an oil tank which are sequentially connected through pipelines, and the oil injection pump is driven by an oil injection motor; the vacuum system comprises a vacuum pump, a vacuum gauge, a vacuum degree display unit and an oil tank which are sequentially connected through pipelines; the balance system comprises an oil tank and a balance joint which are sequentially connected through a pipeline, and the balance joint is arranged on the hydraulic module; the control system comprises a computer and a programmable logic controller which are connected in a communication way; and the control system is used for controlling the oiling motor and the vacuum pump. The vacuum oil injection device can meet the requirement of vacuum oil injection of the rotary guide hydraulic module, and then the pressure balance and automatic control requirement of the oil injection process are realized, and the vacuum degree requirement of the oil injection is met.
Description
Technical Field
The utility model relates to an oil gas exploitation technique, concretely relates to vacuum hydraulic pressure oiling device for oil drilling.
Background
In recent years, with the development of resources such as oil and natural gas, the workload of oil drilling has been on the trend of blowout. The demand for advanced, well-performing drilling equipment and tools has increased, particularly with the increasing demand for rotary steerable drilling systems, including push-against rotary steerable drilling systems, in which the hydraulic module is a key component to achieve reliable application of the push-against rotary steerable system.
In order to ensure that the hydraulic module can successfully complete a guiding instruction, the stability and the reliability of the hydraulic module must be ensured, and the automatic control and the vacuum degree of the hydraulic oil injected by the automatic control have important influence on the hydraulic module.
SUMMERY OF THE UTILITY MODEL
The utility model aims at providing a vacuum hydraulic pressure oiling device for oil drilling to solve the above-mentioned weak point in the technique. The vacuum oil injection device can meet the requirement of vacuum oil injection of the rotary guide hydraulic module, and then the pressure balance and automatic control requirement of the oil injection process are realized, and the vacuum degree requirement of the oil injection is met.
In order to achieve the above object, the present invention provides the following technical solutions:
a vacuum hydraulic oil injection device for petroleum drilling comprises a circulating system, a vacuum system, a balance system and a control system;
the circulating system comprises an oil injection pump, an oil injection pressure gauge, an oil particle counter, a stop valve, a hydraulic module, a filter and an oil tank which are sequentially connected through pipelines, and the oil injection pump is driven by an oil injection motor;
the vacuum system comprises a vacuum pump, a vacuum gauge, a vacuum degree display unit and an oil tank which are sequentially connected through pipelines;
the balance system comprises an oil tank and a balance joint which are sequentially connected through a pipeline, and the balance joint is arranged on the hydraulic module;
the control system comprises a computer and a programmable logic controller which are connected in a communication way; the control system is used for controlling the oiling motor and the vacuum pump.
In the vacuum hydraulic oil injection device, the oil tank is a sealed tank body, hydraulic oil is filled in the oil tank, a space is reserved at the top in the oil tank, and the vacuum system and the balance system are both communicated with the reserved space.
The vacuum hydraulic oiling device further comprises a frame, and the circulating system, the vacuum system, the balance system and the control system are all installed on the frame.
The oil tank is a completely sealed tank body, only a certain amount of hydraulic oil is filled in the oil tank, a space is reserved at the upper part of the oil tank, the bottom of the oil tank is connected with an oil injection pipeline, the top of the oil tank is connected with an oil return pipeline, a vacuum pipeline and a balance pipeline, the oil in the oil tank enters an oil injection pump through the oil injection pipeline, the oil injection pump further conveys the hydraulic oil to the hydraulic module through the opened stop valve, and the hydraulic oil in the hydraulic module returns to the oil tank through the oil return pipeline and the filter. In the oil injection process, a small part of hydraulic oil from the oil injection pipeline passes through the oil particle counter, and the oil particle counter and the display unit display the size and the content of solid particles contained in the hydraulic oil, so that the solid particles are less than a certain amount. The oil injection pressure gauge is mainly used for displaying the pressure of an oil injection pipeline, and proper oil injection pressure is selected according to the performance of the vacuum pump and the inner diameter of the pipeline, so that the optimal oil injection effect is achieved. The filter filters out larger harmful solid particles of the oil in the oil return line, and the cleanliness of the oil returning to the oil tank is ensured. The parts of the oil injection pipeline and the oil return pipeline connected with the hydraulic module are connected by adopting quick connectors, so that the requirement of quick operation is met.
The vacuum system is characterized in that the vacuum pump is connected to the oil tank through a vacuum pipeline, air bubbles in hydraulic oil are discharged as far as possible through the vacuum pump, the vacuum meter is connected to the vacuum pipeline and connected with the vacuum degree display unit to display the vacuum degree of the vacuum system, and the vacuum meter is connected to the hydraulic module to perform oil injection after the measurement value of the vacuum meter reaches a certain numerical value.
The balance system is characterized in that two ends of a balance pipeline are respectively connected with the top of the oil tank and the balance joint, the balance joint is fixed on the hydraulic module through screws or quick joints, the main function of the balance system is to ensure that the pressure inside and outside an oil cavity of the hydraulic module keeps balance during vacuum oil injection, and prevent capsules in the oil cavity from deforming to cause insufficient oil injection amount or failure of oil injection.
In the control system, a computer is connected with a programmable logic control circuit, meanwhile, a computer RS232 interface, a driving circuit power supply and a force sensor are integrated with a power supply connector of the driving circuit through communication, and computer control software respectively controls the operation of an oil injection motor and a vacuum pump through the programmable logic control circuit, so that the aim of injecting oil according to a program set by the computer software is fulfilled, and meanwhile, the power supply of the driving circuit and the magnitude of display force are controlled.
The temperature and force display unit is characterized in that a platinum resistor temperature sensor is arranged in an oil tank and is immersed in hydraulic oil, the platinum resistor temperature sensor is connected with the temperature display unit to display the temperature of the hydraulic oil in the oil injection process and record the temperature into control software, the force sensor measures the force of a hydraulic module piston and displays the force through the force display unit and also records the force into the control software, and the temperature recorded value and the force recorded value form initial calibration of the hydraulic unit.
The rack structure is mainly used for installing and fixing a circulating system, a vacuum system, a balance system and a display unit.
All displayed values are also displayed and recorded in the computer.
The utility model relates to an oiling realization method of vacuum oiling device, it is realized through following step:
starting a computer, starting a vacuum pump, fully and circularly vacuumizing hydraulic oil according to the requirement of vacuum degree (the hydraulic oil is used for the first time or new hydraulic oil is added and circulates for at least 24 hours at room temperature, and the vacuumizing space is circulated for more than 30 minutes after 12 hours), and performing the next operation when the vacuum degree reaches below 0.5 mBar;
the hydraulic module is arranged on the hydraulic module clamp while vacuumizing is carried out;
after the vacuum degree meets the requirement, connecting an oil injection pipeline, an oil return pipeline and a balance pipeline of the hydraulic module to perform oil injection preparation; closing the stop valve, and vacuumizing the hydraulic module through a part of the injection pipeline, the oil return pipeline and the balance pipeline, wherein the vacuumizing time is 10-15 minutes, and the vacuum degree is less than 0.5 mBar;
opening a stop valve, starting an oil injection pump through a computer, and automatically controlling oil injection according to preset steps;
the computer control includes: the method comprises the steps of collecting information such as force, temperature, vacuum degree and granularity, controlling an oiling process control program, and controlling the opening time, time interval, closing time and cycle number of an oiling motor and the opening and closing time of a vacuum pump.
Drawings
In order to more clearly illustrate the embodiments of the present application or the technical solutions in the prior art, the drawings needed to be used in the embodiments will be briefly described below, and it is obvious that the drawings in the following description are only some embodiments described in the present invention, and other drawings can be obtained by those skilled in the art according to these drawings.
Fig. 1 is a schematic structural diagram of a vacuum hydraulic oiling device provided by an embodiment of the present invention.
Description of reference numerals:
1. an oil injection pump; 2. an oil particle counter; 3. a platinum resistance temperature sensor; 4. an oil tank; 5. a vacuum pump; 6. a vacuum gauge and a vacuum degree display unit; 7. a filter; 8. a drive circuit power supply; 9. a communication and drive circuit power interface; 10. a force sensor; 11. a stop valve; 12. a computer; 13. an oil injection pressure gauge; 14. a programmable logic controller; 15. an oil injection motor; 16. a hydraulic module; 17. an oil injection line; 18. an oil return line; 19. a vacuum line; 20. a balance line; 21. and (4) balancing the joints.
Detailed Description
In order to make the technical solution of the present invention better understood by those skilled in the art, the present invention will be further described in detail with reference to the accompanying drawings.
As shown in fig. 1, an embodiment of the present invention provides a vacuum hydraulic oil injection device for oil drilling, which includes a circulation system, a vacuum system, a balance system and a control system; the oil injection system comprises an oil injection motor (15), an oil injection pump (1), an oil injection pipeline (17), an oil injection pressure gauge (13), an oil particle counter (2), a stop valve (11), a hydraulic module (16), an oil return pipeline (18), a filter (7) and an oil tank (4) which are sequentially connected to form a circulating system; the vacuum system is formed by connecting a vacuum pump (5), a vacuum gauge and a vacuum degree display unit (6) and a vacuum pipeline (19), and is connected with the oil tank (4); the balance system consists of a balance pipeline (20) and a balance joint (21), and is arranged between the oil tank (4) and the hydraulic module (16); the control system consists of a computer (12), a programmable logic controller (14), a driving circuit power supply (8) and a communication and driving circuit power supply interface (9), and is used for controlling an oiling motor (15) and a vacuum pump (5); the display unit is composed of a temperature display and a force display; and a frame structure for installing a circulating system, a vacuum system, a control system and a display unit.
The oil tank (4) is a completely sealed tank body, a certain amount of hydraulic oil is only filled in the oil tank (4), a space is reserved at the upper part of the oil tank, an oil injection pipeline (17) is connected to the bottom of the oil tank (4), a return oil pipeline (18), a vacuum pipeline (19) and a balance pipeline (20) are connected to the top of the oil tank (4), the oil tank (4) and a hydraulic module are connected with the return oil pipeline (18) through the oil injection pipeline (17) to form a closed loop, an oil injection pump (1), an oil injection pressure gauge (13), an oil particle counter (2) and a stop valve (11) are installed between the oil injection pipelines (17), a filter (7) is installed between the return oil pipelines (18), and an oil injection motor (15) provides power for the oil injection.
The vacuum pump (5), the vacuum pipeline (19) and the oil tank (4) form a closed space, and a vacuum gauge is arranged between the vacuum pipelines (19).
The two ends of the balance pipeline (20) are respectively connected with the top of the oil tank (4) and the balance joint (21), the balance joint (21) is fixed on the hydraulic module through screws or quick joints, the balance joint (21), the balance pipeline (20), the oil tank (4) and the hydraulic module form another closed space, and the pressure inside and outside an oil cavity of the hydraulic module is kept balanced during vacuum oil injection.
The software of the computer (12) controls the opening and closing time of the oil injection motor (15) and the vacuum pump (5) through a programmable logic controller (14), meanwhile, the software of the computer (12) establishes communication with a driving circuit power supply (8) through a communication and driving circuit power supply interface (9) and controls the action of the hydraulic unit, and records all displayed numerical values of the display unit.
The platinum resistance temperature sensor is installed in an oil tank and is immersed in hydraulic oil, the platinum resistance temperature sensor (3) is connected with a temperature display unit to display the temperature of the hydraulic oil in the oil injection process and record the temperature into control software, the force sensor (10) measures the force of a hydraulic module piston and displays the force through the force display unit, the force display unit also records the force into the control software, and the temperature recorded value and the force recorded value form initial calibration of the hydraulic unit.
The frame structure is used for installing the circulating system, the vacuum system, the balance system and the display unit in an integrated mode.
While certain exemplary embodiments of the present invention have been described above by way of illustration only, it will be apparent to those of ordinary skill in the art that the described embodiments may be modified in various different ways without departing from the spirit and scope of the present invention. Accordingly, the drawings and description are illustrative in nature and should not be construed as limiting the scope of the invention.
Claims (3)
1. A vacuum hydraulic oil injection device for petroleum drilling is characterized by comprising a circulating system, a vacuum system, a balance system and a control system;
the circulating system comprises an oil injection pump (1), an oil injection pressure gauge (13), an oil particle counter (2), a stop valve (11), a hydraulic module (16), a filter (7) and an oil tank (4) which are sequentially connected through a pipeline, and an oil injection motor (15) drives the oil injection pump (1);
the vacuum system comprises a vacuum pump (5), a vacuum gauge and a vacuum degree display unit (6) and an oil tank (4) which are sequentially connected through pipelines;
the balance system comprises an oil tank (4) and a balance joint (21) which are sequentially connected through a pipeline, and the balance joint (21) is arranged on the hydraulic module (16);
the control system comprises a computer (12) and a programmable logic controller (14) which are connected in communication; the control system is used for controlling the oiling motor (15) and the vacuum pump (5).
2. The vacuum hydraulic oiling device according to claim 1, wherein the oil tank (4) is a sealed tank body, hydraulic oil is filled in the oil tank (4), a space is reserved at the top in the oil tank (4), and the vacuum system and the balance system are both communicated with the reserved space.
3. The vacuum hydraulic oiling apparatus of claim 1, further comprising a frame on which the circulation system, the vacuum system, the balancing system and the control system are mounted.
Applications Claiming Priority (2)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920317445 | 2019-03-13 | ||
| CN2019203174450 | 2019-03-13 |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN210065147U true CN210065147U (en) | 2020-02-14 |
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ID=69430985
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201921351264.6U Expired - Fee Related CN210065147U (en) | 2019-03-13 | 2019-08-19 | Vacuum hydraulic oil injection device for petroleum drilling |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN210065147U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114542451A (en) * | 2022-02-21 | 2022-05-27 | 北京贝威通能源科技集团有限公司 | Oil charging device |
-
2019
- 2019-08-19 CN CN201921351264.6U patent/CN210065147U/en not_active Expired - Fee Related
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114542451A (en) * | 2022-02-21 | 2022-05-27 | 北京贝威通能源科技集团有限公司 | Oil charging device |
| CN114542451B (en) * | 2022-02-21 | 2023-09-29 | 北京贝威通能源科技集团有限公司 | Oil filling device |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20200214 Termination date: 20210819 |
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| CF01 | Termination of patent right due to non-payment of annual fee |