CN112983338A - Environment-friendly vacuum protection device for oil well operation - Google Patents
Environment-friendly vacuum protection device for oil well operation Download PDFInfo
- Publication number
- CN112983338A CN112983338A CN202110182476.1A CN202110182476A CN112983338A CN 112983338 A CN112983338 A CN 112983338A CN 202110182476 A CN202110182476 A CN 202110182476A CN 112983338 A CN112983338 A CN 112983338A
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- equipment
- pipe
- protection
- oil well
- pushing
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B33/00—Sealing or packing boreholes or wells
- E21B33/10—Sealing or packing boreholes or wells in the borehole
- E21B33/12—Packers; Plugs
- E21B33/127—Packers; Plugs with inflatable sleeve
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP 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 the boreholes or wells
- E21B23/06—Apparatus for displacing, setting, locking, releasing, or removing tools, packers or the like in the boreholes or wells for setting packers
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B33/00—Sealing or packing boreholes or wells
- E21B33/10—Sealing or packing boreholes or wells in the borehole
- E21B33/12—Packers; Plugs
- E21B33/127—Packers; Plugs with inflatable sleeve
- E21B33/1277—Packers; Plugs with inflatable sleeve characterised by the construction or fixation of the sleeve
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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)
- Pipe Accessories (AREA)
- Earth Drilling (AREA)
Abstract
The invention discloses an environment-friendly vacuum protection device for oil well operation, which comprises load equipment for transportation and protection equipment arranged on the load equipment; the protective equipment comprises underground equipment and overground equipment; the underground equipment comprises a pushing pipe and a well protection assembly; the pushing pipe comprises an outer pushing pipe and an inner pushing pipe; the well protection assembly comprises an elastic basket and an inflatable bag; the protection equipment disclosed by the invention can be used for protecting the inside of an oil well, so that a 'protection barrier' is effectively established underground and is more stable; the well protection assembly provided by the invention adopts the elastic net basket and the inflatable bag to be used in combination, so that the inflatable bag can be effectively prevented from contacting with the inner wall of an oil well in use, and the inflatable bag has longer service life.
Description
Technical Field
The invention relates to the technical field of oil well equipment, in particular to an environment-friendly vacuum protection device for oil well operation.
Background
An oil well is a borehole drilled by a drilling method. After drilling oil layer, the oil layer casing is set, and the cement is injected into the annular space between casing and well wall to maintain well wall and seal oil, gas and water layer.
In the field development process, the well maintenance operation is one of the high risk operations. Often face oil gas gushing in the oil well operation process, lead to workover personnel to carry out the operation normally, also easily cause the emergence of safe environmental protection incident simultaneously.
Therefore, the traditional Chinese medicine can ensure that the well mouth is always in a sealing state in the actual oil well maintenance process, and oil gas can not be leaked. The oil well inlet is protected in the prior art, the whole structure is carried out on the ground, and the stability of the protection of the underground inlet is difficult to guarantee.
Disclosure of Invention
In view of the above problems, the present invention provides an environmentally friendly vacuum protection apparatus for oil well operations, which protects an oil well underground and has higher stability.
The technical scheme of the invention is as follows: an environment-friendly vacuum protection device for oil well operation comprises a load device for transportation and a protection device arranged on the load device; the protective equipment comprises underground equipment and overground equipment;
the underground equipment comprises a pushing pipe and a well protection assembly; the pushing pipe comprises an outer pushing pipe and an inner pushing pipe; the well protection assembly comprises an elastic basket and an inflatable bag;
said above ground apparatus comprising a plurality of motors and an inflation/deflation apparatus;
the elastic basket is arranged on the pipe wall of the outer push pipe, the outer push pipe is divided into an upper section and a lower section, the outer push pipe at the upper end of the elastic basket is an outer upper pipe, and the outer push pipe at the lower end of the elastic basket is an outer lower pipe; the inflatable bag is arranged on the pipe wall of the inner pushing pipe and divides the inner pushing pipe into an upper section and a lower section, the inner pushing pipe at the upper end of the inflatable bag is an inner upper pipe, and the inner pushing pipe at the lower end of the inflatable bag is an inner lower pipe; the inner pushing pipe is arranged close to the inner wall of the outer pushing pipe, and the inflatable bag is positioned inside the elastic basket;
pull holes are formed in the inner walls of the outer push pipe and the inner push pipe in a penetrating mode, steel cable ropes are arranged in the pull holes in a penetrating mode, and the outer lower pipe and the inner lower pipe are connected with different motors through the corresponding steel cable ropes respectively;
the inflation/deflation equipment is connected with the inflatable bag.
Furthermore, the load equipment adopts a trolley structure and specifically comprises a trolley body, a support bracket arranged on the trolley body, and a height adjusting mechanism arranged at the upper end of the support bracket and used for adjusting the height of the protective equipment; the protection equipment is arranged on the height adjusting mechanism; the adoption of the cart structure can effectively reduce the workload of users in transportation; adopt high adjustment mechanism can realize raising and lowering functions to protective apparatus effectively, it is more convenient in the use of reality.
Further, the load equipment adopts crawler-type excavator equipment, and the protection equipment is installed at the top end of a mechanical arm of the crawler-type excavator equipment; the crawler-type excavator equipment is used for transporting in a field environment, and the labor capacity can be greatly reduced.
Further, the protection equipment further comprises power supply equipment and control equipment, wherein the power supply equipment and the control equipment are both arranged on a vehicle body of the crawler-type excavator equipment; the control equipment is connected with the motors and the air charging/discharging equipment, and the power supply equipment supplies power to the motors and the air charging/discharging equipment; the automatic control of the motor and the air charging/discharging device is realized by adopting the control device, and the use is more convenient.
Further, the underground equipment comprises 2-5 pushing pipes and 2-5 groups of well protection assemblies; the 2-5 pushing pipes are sequentially sleeved to form a telescopic pipe structure, and 2-5 groups of pushing pipes are correspondingly arranged on each pushing pipe; each push pipe can be connected with different motors through steel ropes to complete the telescopic process; the segmented protection can be realized inside the oil well, the safety factor can be effectively improved through the multilayer protection, and the safety is higher.
Furthermore, the elastic net basket comprises a plurality of elastic ribs and an elastic net, and the upper ends and the lower ends of the elastic ribs are respectively and uniformly arranged at the lower end of the outer upper pipe and the upper end of the outer lower pipe in a circumferential shape; the elastic rib and the elastic net are adopted for multiple-effect protection, so that the probability of equipment damage caused by friction with the inner wall of the oil well can be effectively reduced, and the safety factor is indirectly improved.
Further, the inflatable bag comprises a rubber layer and a protective paint layer; a protective steel wire mesh is arranged in the rubber layer, and protective patterns are arranged on the outer surface of the rubber layer; the protective paint layer is wrapped on the surface of the rubber layer; the strength of the rubber layer can be effectively guaranteed by the protective steel wires, and the problem that equipment is smooth due to loss caused by friction can be effectively solved by the protective patterns and the protective paint layer.
Compared with the prior art, the invention has the beneficial effects that:
1. the invention adopts the integrated structure of the load equipment and the protective equipment, can meet the requirements of field use, and is more convenient to transport in actual use.
2. The protection equipment disclosed by the invention can be used for protecting the inside of an oil well, so that a 'protection barrier' is effectively built underground and is more stable.
3. The well protection assembly provided by the invention adopts the elastic net basket and the inflatable bag to be used in combination, so that the inflatable bag can be effectively prevented from contacting with the inner wall of an oil well in use, and the inflatable bag has longer service life.
Drawings
FIG. 1 is a schematic structural view of embodiment 1 of the present invention;
fig. 2 is a schematic structural view of a protection apparatus of embodiment 1 of the present invention;
FIG. 3 is a schematic view of a partial structure of underground equipment according to embodiment 1 of the present invention;
FIG. 4 is a partial cross-sectional view of an underground apparatus of embodiment 1 of the invention;
FIG. 5 is a partial sectional view of the airbag of embodiment 5 of the invention;
FIG. 6 is a schematic structural view of embodiment 2 of the present invention;
FIG. 7 is a schematic view of a partial structure of an underground installation according to embodiment 4 of the present invention;
FIG. 8 is a view of a variation of the use of embodiment 1 of the present invention;
FIG. 9 is a partial schematic structural view of a push pipe according to example 3 of the present invention;
FIG. 10 is a usage variation diagram of embodiment 3 of the present invention;
FIG. 11 is a view showing a variation in the use of the elastic basket of example 1 of the present invention;
FIG. 12 is a view showing a variation in the use of the airbag according to embodiment 1 of the present invention;
the device comprises a load device 1, a cart body 11, a support bracket 12, a height adjusting mechanism 13, a protective device 2, a push pipe 21, an outer push pipe 211, an inner push pipe 212, a well protection assembly 22, an elastic basket 221, an elastic rib 2211, an elastic net 2212, an inflatable bag 222, a rubber layer 2221, a protective paint layer 2222 and a protective steel wire mesh 2223.
Detailed Description
Example 1: an environment-friendly vacuum protection device for oil well operation as shown in fig. 1 comprises a load device 1 for transportation, a protection device 2 installed on the load device; the protective equipment 2 comprises underground equipment and overground equipment;
as shown in fig. 2, the underground equipment includes a push pipe 21, a well protection assembly 22; the push pipe 21 comprises an outer push pipe 211 and an inner push pipe 212; the well protection assembly 22 comprises an elastic basket 221 and an inflatable bag 222;
the above ground equipment comprises a plurality of motors and inflation/deflation equipment;
as shown in fig. 3 and 4, the elastic basket 221 is disposed on the wall of the outer push pipe 211, and divides the outer push pipe 211 into an upper section and a lower section, the outer push pipe 211 at the upper end of the elastic basket 221 is an outer upper pipe, and the outer push pipe 211 at the lower end of the elastic basket 221 is an outer lower pipe; the inflatable bag 222 is arranged on the tube wall of the inner pushing tube 212 and divides the inner pushing tube 212 into an upper section and a lower section, the inner pushing tube 212 at the upper end of the inflatable bag 222 is an inner upper tube, and the inner pushing tube 212 at the lower end of the inflatable bag 222 is an inner lower tube; the inner pushing pipe 212 is arranged close to the inner wall of the outer pushing pipe 211, and the inflatable bag 222 is positioned inside the elastic basket 221;
pull holes are formed in the inner walls of the outer push pipe 211 and the inner push pipe 212 in a penetrating mode, steel cable ropes are arranged in the pull holes in a penetrating mode, and the outer lower pipe and the inner lower pipe are connected with different motors through the corresponding steel cable ropes respectively;
the inflation/deflation equipment is connected to the balloon 222.
The load equipment 1 adopts a trolley structure and specifically comprises a trolley body 11, a support bracket 12 arranged on the trolley body 11, and a height adjusting mechanism 13 arranged at the upper end of the support bracket 12 and used for adjusting the height of the protective equipment 2; the shielding device 2 is mounted on a height adjustment mechanism 13.
When the device is used, as shown in fig. 8, 11 and 12, after the underground equipment is placed in the oil well, the motor pulls the outer lower pipe and the inner lower pipe up through the steel rope, the elastic basket 221 deforms, and then the inflatable bag 222 is inflated through the inflation/deflation equipment, so that the oil well is protected after the inflatable bag 222 is inflated.
Example 2: the difference from example 1 is: as shown in fig. 6, the load equipment 1 adopts a track type excavator equipment, and the protective equipment 2 is arranged at the top end of a mechanical arm of the track type excavator equipment; the protective equipment 2 further comprises power supply equipment and control equipment, and the power supply equipment and the control equipment are both arranged on the vehicle body of the crawler-type excavator equipment; the control device is connected with the plurality of motors and the air charging/discharging device, and the power supply device supplies power to the motors and the air charging/discharging device.
Example 3: the difference from example 1 is: as shown in fig. 9 and 10, the underground equipment comprises 3 push pipes 21 and 3 sets of well protection assemblies 22; the 3 pushing pipes 21 are sequentially sleeved to form a telescopic pipe structure, and 3 groups of pushing pipes 21 are correspondingly arranged on each pushing pipe 21; and each pushing pipe 21 can be connected with different motors through steel ropes to complete the telescopic process.
Example 4: the difference from example 1 is: as shown in fig. 7, the elastic basket 221 includes a plurality of elastic ribs 2211 and an elastic net 2212, and the upper and lower ends of the plurality of elastic ribs 2211 are respectively and uniformly arranged at the lower end of the outer upper tube and the upper end of the outer lower tube in a circumferential shape.
Example 5: the difference from example 1 is: as shown in fig. 5, the balloon 222 includes a rubber layer 2221 and a varnish layer 2222; a protective steel wire mesh 2223 is arranged inside the rubber layer 2221, and protective patterns are arranged on the outer surface of the rubber layer 2221; the protective paint layer 2222 is wrapped on the surface of the rubber layer 2221.
Claims (7)
1. An environment-friendly vacuum protection device for oil well operation comprises a load device (1) for transportation, and a protection device (2) arranged on the load device (1); the method is characterized in that: the protective equipment (2) comprises underground equipment and above-ground equipment;
the underground equipment comprises a pushing pipe (21) and a well protection assembly (22); the push pipe (21) comprises an outer push pipe (211) and an inner push pipe (212); the well protection assembly (22) comprises an elastic basket (221) and an inflatable bag (222);
said above ground apparatus comprising a plurality of motors and an inflation/deflation apparatus;
the elastic basket (221) is arranged on the wall of the outer push pipe (211), the outer push pipe (211) is divided into an upper section and a lower section, the outer push pipe (211) at the upper end of the elastic basket (221) is an outer upper pipe, and the outer push pipe (211) at the lower end of the elastic basket (221) is an outer lower pipe; the inflatable bag (222) is arranged on the pipe wall of the inner pushing pipe (212) and divides the inner pushing pipe (212) into an upper section and a lower section, the inner pushing pipe (212) at the upper end of the inflatable bag (222) is an inner upper pipe, and the inner pushing pipe (212) at the lower end of the inflatable bag (222) is an inner lower pipe; the inner pushing pipe (212) is arranged close to the inner wall of the outer pushing pipe (211), and the inflatable bag (222) is positioned inside the elastic basket (221);
pull holes are formed in the inner walls of the outer push pipe (211) and the inner push pipe (212) in a penetrating mode, steel cable ropes are arranged in the pull holes in a penetrating mode, and the outer lower pipe and the inner lower pipe are connected with different motors through the corresponding steel cable ropes respectively;
the inflation/deflation device is connected to an inflation bladder (222).
2. The environment-friendly vacuum protection device for oil well operation as recited in claim 1, wherein the load equipment (1) adopts a cart structure, and specifically comprises a cart body (11), a support bracket (12) arranged on the cart body (11), and an adjusting mechanism (13) arranged at the upper end of the support bracket (12) for adjusting the height of the protection equipment (2); the protective device (2) is mounted on a height adjusting mechanism (13).
3. The environmentally friendly vacuum protection device for oil well operation as recited in claim 1, wherein the load equipment (1) is a crawler type excavator equipment, and the protection equipment (2) is installed at the top end of a mechanical arm of the crawler type excavator equipment.
4. An environment-friendly vacuum protection device for oil well operation as defined in claim 3, wherein the protection equipment (2) further comprises power supply equipment and control equipment, and the power supply equipment and the control equipment are both arranged on the vehicle body of the crawler-type excavator equipment; the control device is connected with the plurality of motors and the air charging/discharging device, and the power supply device supplies power to the motors and the air charging/discharging device.
5. The environmentally friendly vacuum guard for oil well operations as recited in claim 1, wherein the underground equipment comprises 2-5 push pipes (21) and 2-5 sets of well protection assemblies (22); the 2-5 pushing pipes (21) are sequentially sleeved to form a telescopic pipe structure, and 2-5 groups of pushing pipes (21) are correspondingly arranged on each pushing pipe; and each pushing pipe (21) can be connected with different motors through steel ropes to complete the telescopic process.
6. The environmentally friendly vacuum protecting device for oil well operation as recited in claim 1, wherein the air bag (222) comprises a rubber layer (2221) and a protective paint layer (2222); a protective steel wire mesh (2223) is arranged inside the rubber layer (2221), and protective patterns are arranged on the outer surface of the rubber layer (2221); the protective paint layer (2222) is wrapped on the surface of the rubber layer (2221).
7. An environmentally friendly vacuum protecting apparatus for oil well operations as claimed in claim 1, wherein the load equipment (1) is a crawler excavator equipment.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110182476.1A CN112983338B (en) | 2021-02-07 | 2021-02-07 | Environment-friendly vacuum protection device for oil well operation |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202110182476.1A CN112983338B (en) | 2021-02-07 | 2021-02-07 | Environment-friendly vacuum protection device for oil well operation |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN112983338A true CN112983338A (en) | 2021-06-18 |
| CN112983338B CN112983338B (en) | 2022-08-02 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202110182476.1A Active CN112983338B (en) | 2021-02-07 | 2021-02-07 | Environment-friendly vacuum protection device for oil well operation |
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| Country | Link |
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| CN (1) | CN112983338B (en) |
Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203729908U (en) * | 2014-03-13 | 2014-07-23 | 中国石油化工股份有限公司 | Centralizer |
| CN203808918U (en) * | 2014-03-12 | 2014-09-03 | 兰德伟业科技集团有限公司 | Inflatable oil well plugging device |
| CN109209292A (en) * | 2018-11-29 | 2019-01-15 | 友链（北京）信息咨询有限责任公司 | A kind of recyclable through tubing bridge plug of high divergence ratio |
| CN209568992U (en) * | 2018-11-30 | 2019-11-01 | 成都托克密封件有限责任公司 | A kind of packer end packing element protection bowl |
| CN211623395U (en) * | 2019-12-23 | 2020-10-02 | 西安摩科兴业石油工程技术有限公司 | Low-power high-precision nuclear magnetic logging instrument |
| CN111794688A (en) * | 2020-07-30 | 2020-10-20 | 西安科技大学 | Volatile stable drilling and hole collapse prevention supporting device and method for soft coal seam |
| CN111852414A (en) * | 2020-07-23 | 2020-10-30 | 中国石油大学(华东) | Huff-puff production oil well movable filter screen type sand control screen pipe and application thereof |
| CN112228010A (en) * | 2020-11-04 | 2021-01-15 | 皮曼罗 | Safety device for petroleum underground operation |
-
2021
- 2021-02-07 CN CN202110182476.1A patent/CN112983338B/en active Active
Patent Citations (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN203808918U (en) * | 2014-03-12 | 2014-09-03 | 兰德伟业科技集团有限公司 | Inflatable oil well plugging device |
| CN203729908U (en) * | 2014-03-13 | 2014-07-23 | 中国石油化工股份有限公司 | Centralizer |
| CN109209292A (en) * | 2018-11-29 | 2019-01-15 | 友链（北京）信息咨询有限责任公司 | A kind of recyclable through tubing bridge plug of high divergence ratio |
| CN209568992U (en) * | 2018-11-30 | 2019-11-01 | 成都托克密封件有限责任公司 | A kind of packer end packing element protection bowl |
| CN211623395U (en) * | 2019-12-23 | 2020-10-02 | 西安摩科兴业石油工程技术有限公司 | Low-power high-precision nuclear magnetic logging instrument |
| CN111852414A (en) * | 2020-07-23 | 2020-10-30 | 中国石油大学(华东) | Huff-puff production oil well movable filter screen type sand control screen pipe and application thereof |
| CN111794688A (en) * | 2020-07-30 | 2020-10-20 | 西安科技大学 | Volatile stable drilling and hole collapse prevention supporting device and method for soft coal seam |
| CN112228010A (en) * | 2020-11-04 | 2021-01-15 | 皮曼罗 | Safety device for petroleum underground operation |
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| Publication number | Publication date |
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| CN112983338B (en) | 2022-08-02 |
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