CN112112585B - Throwing type hydraulically-driven clamping device - Google Patents
Throwing type hydraulically-driven clamping device Download PDFInfo
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- CN112112585B CN112112585B CN202011041410.2A CN202011041410A CN112112585B CN 112112585 B CN112112585 B CN 112112585B CN 202011041410 A CN202011041410 A CN 202011041410A CN 112112585 B CN112112585 B CN 112112585B
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- clamping device
- propeller
- metal contact
- motor
- control unit
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- 239000007788 liquid Substances 0.000 claims description 31
- 239000002184 metal Substances 0.000 claims description 30
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 6
- 239000000463 material Substances 0.000 claims description 3
- 238000009434 installation Methods 0.000 claims description 2
- 238000000034 method Methods 0.000 description 5
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000003129 oil well Substances 0.000 description 2
- 238000011161 development Methods 0.000 description 1
- 238000004519 manufacturing process Methods 0.000 description 1
- 238000012360 testing method Methods 0.000 description 1
Images
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B23/00—Apparatus for displacing, setting, locking, releasing or removing tools, packers or the like in boreholes or wells
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Other Liquid Machine Or Engine Such As Wave Power Use (AREA)
- Manipulator (AREA)
Abstract
The invention provides a throwing type hydraulically-driven clamping device, relates to the technical field of oil exploitation equipment, and solves the technical problems that an existing operation tool string is complex in operation steps through a rope and lower in tool string lowering efficiency. The throw type hydraulically-driven locking device comprises a propeller cover (1), a propeller (2), a switch control unit (3), a motor (4), a locking device body (5), a battery (6) and a locking protrusion (7). The throwing type hydraulically-driven clamping device provided by the invention has the advantages that the propeller is fused with the clamping device, after the clamping device reaches a certain angle at the inclined shaft section, the switch control unit is electrified, the starting motor starts to accelerate to fall, and the descending speed of a tool string is increased.
Description
Technical Field
The invention relates to the technical field of oil exploitation equipment, in particular to a throwing type hydraulically-driven clamping device.
Background
The rope operation technology is an important component in the oil-gas field development technology, and can be used for well logging and well testing; putting, operating and recovering a downhole tool or device; fishing the fallen objects in the well and the like. The method is widely applied to well completion, well workover and oil-gas field production operation; the rope operation can independently complete various underground operation tasks, and can be fused into other related operations to provide underground operation services for the underground operation tasks. The rope operation needs to use a rope to put a special appliance into the well to complete the operation of a specific task. The string of wireline tools is an essential tool for implementing the process technology.
In the whereabouts in-process in current tool string, because the buoyancy whereabouts speed of water is slower, lead to rope tool string whereabouts efficiency slower, current operation tool string transfers the in-process and lacks one kind and can improve tool string whereabouts efficiency, changes the tool string part of rope operation mode.
Disclosure of Invention
The invention aims to provide a throwing type hydraulically-driven clamping device, which solves the technical problems that the operation steps of the existing operation tool string are complicated and the efficiency is low through a rope. The technical effects that can be produced by the preferred technical scheme of the technical schemes provided by the invention are described in detail in the following.
In order to achieve the purpose, the invention adopts the following technical scheme:
a throwing type hydraulically-driven clamping device comprises a propeller cover, a propeller, a switch control unit, a motor, a clamping device body and a battery; wherein:
the motor and the battery are installed inside the clamping device body, the screw is connected with the motor through a rotating shaft on the motor, the screw cover is installed on the clamping device body, the switch control unit is installed inside the clamping device body, the switch control unit, the motor and the battery are mutually electrically connected to form a closed circuit, a plurality of through holes are formed in the wall of the screw cover and the cover, and clamping protrusions are further arranged on the clamping device body.
Preferably, the switch control unit comprises a first metal contact, a second metal contact and a liquid storage cavity, the liquid storage cavity is filled with conductive liquid, the first metal contact and the second metal contact are relatively installed on the inner wall of the liquid storage cavity, the vertical height between the first metal contact and the second metal contact is h, and the liquid level of the conductive liquid is located between the first metal contact and the second metal contact when the liquid storage cavity is horizontal.
Preferably, the outer surfaces of the motor and the battery installation part clamping device body are coated with waterproof materials.
Preferably, the number of the propeller fan blades is 2~8.
Preferably, the locking device body is further provided with a drainage channel in the same direction as the rotation direction of the forward rotation of the propeller.
Preferably, the propeller cover is further provided with a hook capable of hanging a heavy object.
Based on the technical scheme, the following technical effects can be generated:
the throwing type hydraulically-driven clamping device provided by the embodiment of the invention can be used for lowering a rope operation tool string in an oil well pipeline. According to the throwing type hydraulic driving clamping device, the short section with the propeller is arranged, so that the propeller is started when the short section enters water, a forward propelling effect is achieved, and the falling of the short section and the tool string is accelerated. The technical problem that the existing tool string used in an oil well pipeline is low in falling efficiency is solved. The throwing type hydraulically-driven clamping device disclosed by the invention combines a navigation principle into the short section, and controls the opening and closing of the propeller by utilizing the angle change of the opening and closing control unit in the inclined shaft section, so that the propeller is opened after the short section vertically enters water, the falling speed of the short section under water is accelerated, and the integral falling efficiency of the tool string is increased.
Drawings
In order to more clearly illustrate the embodiments of the present invention or the technical solutions in the prior art, the drawings used in the description of the embodiments or the prior art will be briefly described below, it is obvious that the drawings in the following description are only some embodiments of the present invention, and for those skilled in the art, other drawings can be obtained according to the drawings without creative efforts.
FIG. 1 is a schematic view of the structural principle of the present invention;
FIG. 2 is a schematic diagram of the horizontal structure of the switch control unit of the present invention;
FIG. 3 is a schematic diagram of the switch control unit of the present invention when it is powered;
FIG. 4 is a schematic diagram of the structure of the switch control unit of the present invention that is powered off again when reaching a certain angle;
in the figure: 1. a propeller cover; 2. a propeller; 3. a switch control unit; 3-1, a first metal contact; 3-2, conducting liquid; 3-3, a second metal contact; 3-4, a liquid storage cavity; 4. a motor; 5. a locking device body; 6. a battery; 7. a locking protrusion.
Detailed Description
In order to make the objects, technical solutions and advantages of the present invention more apparent, the technical solutions of the present invention will be described in detail below. It should be apparent that the described embodiments are only some embodiments of the present invention, and not all embodiments. All other embodiments, which can be derived by a person skilled in the art from the examples given herein without any inventive step, are within the scope of the present invention.
The invention will be further described with reference to the accompanying drawings, but the scope of the invention is not limited to the following.
As shown in fig. 1:
the invention provides a throwing type hydraulic drive clamping device which comprises a propeller cover 1, a propeller 2, a switch control unit 3, a motor 4, a clamping device body 5 and a battery 6, wherein the propeller cover is fixedly connected with the propeller cover; wherein:
motor 4 and battery 6 are installed inside card fixing device body 5, screw 2 is connected with motor 4 through the pivot on the motor 4, screw cover 1 is installed on card fixing device body 5, on-off control unit 3 installs inside card fixing device body 5, just on-off control unit 3, motor 4 and battery 6 are connected the constitution closed circuit that is connected mutually, all be equipped with a plurality of through-holes on screw cover 1 cover wall and the shroud, still be equipped with card fixing protrusion 7 on the card fixing device body 5.
As an optional implementation manner, the switch control unit 3 includes a first metal contact 3-1, a second metal contact 3-3 and a liquid storage cavity 3-4, the liquid storage cavity 3-4 is filled with a conductive liquid 3-2, the first metal contact 3-1 and the second metal contact 3-3 are oppositely installed on the inner wall of the liquid storage cavity 3-4, the vertical height between the two is h, and the liquid level of the conductive liquid 3-2 is located between the first metal contact 3-1 and the second metal contact 3-3 when the liquid storage cavity 3-4 is horizontal.
As an alternative embodiment, the height h can be set according to actual conditions, and according to the setting condition of h, when the switch control unit 3 is set to be at an angle α with the horizontal, when the angle α is more than or equal to 30 degrees and less than 60 degrees, the liquid level of the conductive liquid 3-5 is simultaneously contacted with the first metal contact 3-1 and the second metal contact 3-3; when alpha is more than or equal to 0 degree and less than or equal to 30 degrees or more than or equal to 60 degrees and less than or equal to 90 degrees, the liquid level of the conductive liquid 3-5 is only contacted with one contact of the first metal contact 3-1 and the second metal contact 3-3.
As an alternative embodiment, the outer surfaces of the locking device body 5 where the motor 4 and the battery 6 are installed are coated with waterproof materials.
In an alternative embodiment, the number of the fan blades of the propeller 2 is 2~8.
In an alternative embodiment, the locking device body 5 is further provided with a drainage channel in the same direction as the forward rotation direction of the propeller 2, so that the water flow rotating the propeller 2 is accelerated to the maximum.
As an optional embodiment, the propeller cover 1 is further provided with a hook capable of hanging a heavy object.
The working process of the throwing type hydraulically-driven clamping device is as follows:
the throwing type hydraulic driving clamping device is arranged at the lowest end of the rope operation tool string, the rope operation tool string is lowered into a downhole pipeline, when the clamping device is located in a straight well section, namely alpha =90 degrees, the switch control unit 3 is in a state shown in figure 2, and the motor 4 is not electrified and does not rotate;
when the clamping device enters the inclined shaft section, when the switch control unit 3 and the horizontal angle is more than or equal to 0 degrees and less than 30 degrees, the liquid level of the conductive liquid 3-5 is only contacted with the second metal contact 3-1, the switch control unit 3 is disconnected, and the motor 4 is not electrified;
when the angle alpha between the switch control unit 3 and the horizontal angle is more than or equal to 30 degrees and less than 60 degrees, the switch control unit 3 is closed, the motor 4 is electrified, the propeller 2 starts to operate, the throwing type hydraulically-driven clamping device is driven to move forward, and the falling speed of the rope tool string is increased;
when the clamping device enters the inclined shaft section, when the switch control unit 3 and the horizontal angle alpha is more than or equal to 60 degrees and less than or equal to 90 degrees, the liquid level of the conductive liquid 3-5 is only contacted with the first metal contact 3-1, the switch control unit 3 is disconnected, and the motor 4 is not electrified.
The foregoing is illustrative of the preferred embodiments of this invention, and it is to be understood that the invention is not limited to the precise form disclosed herein and that various other combinations, modifications, and environments may be resorted to, falling within the scope of the concept as disclosed herein, either as described above or as apparent to those skilled in the relevant art. And that modifications and variations may be effected by those skilled in the art without departing from the spirit and scope of the invention as defined by the appended claims.
Claims (5)
1. The utility model provides a throw formula water drive's clamping device, includes screw cover (1), screw (2), on-off control unit (3), motor (4), clamping device body (5) and battery (6), its characterized in that:
the motor (4) and the battery (6) are installed inside the clamping device body (5), the propeller (2) is connected with the motor (4) through a rotating shaft on the motor (4), the propeller cover (1) is installed on the clamping device body (5), the switch control unit (3) is installed inside the clamping device body (5), the switch control unit (3), the motor (4) and the battery (6) are electrically connected with one another to form a closed circuit, the switch control unit (3) comprises a first metal contact (3-1), a second metal contact (3-3) and a liquid storage cavity (3-4), the liquid storage cavity (3-4) is filled with conductive liquid (3-2), the first metal contact (3-1) and the second metal contact (3-3) are installed on the inner wall of the liquid storage cavity (3-4) relatively, the vertical height between the first metal contact (3-1) and the second metal contact (3-4) is h, and the liquid level of the conductive liquid (3-2) is located between the first metal contact (3-1) and the second metal contact (3-4) when the liquid storage cavity (3-4) is horizontal; the propeller cover (1) is provided with a plurality of through holes on the cover wall and the cover, and the clamping device body (5) is also provided with a clamping bulge (7).
2. A pitch type hydraulically actuated locking device according to claim 1, wherein: the outer surfaces of the clamping device body (5) at the installation positions of the motor (4) and the battery (6) are coated with waterproof materials.
3. A pitch-type hydraulically actuated locking device according to claim 1, wherein: the number of the fan blades of the propeller (2) is 2~8.
4. A pitch type hydraulically actuated locking device according to claim 1, wherein: the locking device body (5) is also provided with a drainage channel which has the same rotating direction as the advancing rotating direction of the propeller (2).
5. A pitch type hydraulically actuated locking device according to claim 1, wherein: the propeller cover (1) is also provided with a hook capable of hanging heavy objects.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011041410.2A CN112112585B (en) | 2020-09-28 | 2020-09-28 | Throwing type hydraulically-driven clamping device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202011041410.2A CN112112585B (en) | 2020-09-28 | 2020-09-28 | Throwing type hydraulically-driven clamping device |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112112585A CN112112585A (en) | 2020-12-22 |
| CN112112585B true CN112112585B (en) | 2022-11-04 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202011041410.2A Active CN112112585B (en) | 2020-09-28 | 2020-09-28 | Throwing type hydraulically-driven clamping device |
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Family Cites Families (6)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102436957A (en) * | 2010-09-29 | 2012-05-02 | 程文杰 | Tilting-prevention safe conducting device |
| CN102709099A (en) * | 2012-05-30 | 2012-10-03 | 张文知 | Nano conductive liquid switch |
| CN103590826A (en) * | 2013-11-12 | 2014-02-19 | 太原理工大学 | Detection device for large underground horizontal dissolving cavity |
| CN105134002B (en) * | 2015-09-06 | 2017-05-31 | 黄河科技学院 | It is provided with the Dampproof safety box of plug-in type conduction liquid burglar alarm |
| CN107514255A (en) * | 2017-09-06 | 2017-12-26 | 中国海洋石油总公司 | A kind of injection profile test device and its method of testing for High angle water injection well |
| CN109973041A (en) * | 2019-04-07 | 2019-07-05 | 陈天安 | Self-locking type slide block type fisher |
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| CN112112585A (en) | 2020-12-22 |
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Effective date of registration: 20220317 Address after: 618399 south section 3, Zhongshan Avenue, Guanghan City, Deyang City, Sichuan Province Applicant after: PetroChina Company Limited Address before: 618300 Guanghan City, Deyang City, Sichuan Province Applicant before: PetroChina Company Limited Applicant before: SICHUAN SHENGNUO OIL. AND GAS ENGINEERING TECHNOLOGY SERVICE Co.,Ltd. |
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