CN116398088A - Open flow device with filtering anti-blocking function for oil gas drilling - Google Patents
Open flow device with filtering anti-blocking function for oil gas drilling Download PDFInfo
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- CN116398088A CN116398088A CN202310421498.8A CN202310421498A CN116398088A CN 116398088 A CN116398088 A CN 116398088A CN 202310421498 A CN202310421498 A CN 202310421498A CN 116398088 A CN116398088 A CN 116398088A
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- 238000001914 filtration Methods 0.000 title claims abstract description 29
- 238000005553 drilling Methods 0.000 title claims abstract description 19
- 238000007789 sealing Methods 0.000 claims abstract description 29
- 238000007790 scraping Methods 0.000 claims abstract description 5
- 238000010408 sweeping Methods 0.000 claims abstract description 3
- 238000009423 ventilation Methods 0.000 claims description 10
- 239000011324 bead Substances 0.000 claims description 6
- 230000001681 protective effect Effects 0.000 claims description 2
- 238000000926 separation method Methods 0.000 description 4
- 230000000087 stabilizing effect Effects 0.000 description 4
- 230000009471 action Effects 0.000 description 3
- 244000309464 bull Species 0.000 description 3
- 230000008859 change Effects 0.000 description 3
- 238000004140 cleaning Methods 0.000 description 2
- 238000010586 diagram Methods 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 230000008878 coupling Effects 0.000 description 1
- 238000010168 coupling process Methods 0.000 description 1
- 238000005859 coupling reaction Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
- 238000005507 spraying Methods 0.000 description 1
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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
- E21B41/00—Equipment or details not covered by groups E21B15/00 - E21B40/00
-
- 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
- E21B43/00—Methods or apparatus for obtaining oil, gas, water, soluble or meltable materials or a slurry of minerals from wells
- E21B43/34—Arrangements for separating materials produced by the well
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02P—CLIMATE CHANGE MITIGATION TECHNOLOGIES IN THE PRODUCTION OR PROCESSING OF GOODS
- Y02P70/00—Climate change mitigation technologies in the production process for final industrial or consumer products
- Y02P70/10—Greenhouse gas [GHG] capture, material saving, heat recovery or other energy efficient measures, e.g. motor control, characterised by manufacturing processes, e.g. for rolling metal or metal working
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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)
- Fluid-Pressure Circuits (AREA)
- Earth Drilling (AREA)
Abstract
The invention discloses an open-flow device with a filtering and anti-blocking function for oil and gas drilling, which comprises an outer cylinder, wherein a filter assembly is arranged in the outer cylinder, a valve is arranged at the bottom of the filter assembly in a closed manner, the valve is controlled to open and close by an automatic control assembly, the automatic control assembly comprises a telescopic assembly controlled by a first hydraulic telescopic rod, a rotating assembly controlled by a driving motor and a clamping assembly controlled by a second hydraulic telescopic rod, a scraping and sweeping assembly connected with the top of the automatic control assembly can clean the filter assembly, a limiting mounting plate can be driven to displace by starting the first hydraulic telescopic rod, a limiting block penetrates into a limiting groove, a driving motor is started to drive a fixed rod to rotate by meshing of a first bevel gear and a second bevel gear, a sealing screw valve is made to rotate, the open and close of the oil and gas enters the inside of a filter cylinder, a hairbrush is contacted with a filter screen, and the driving motor is started to drive a rotating plate to clean an oil film on the filter screen, so that the filtering efficiency of the filter screen is maintained.
Description
Technical Field
The invention relates to the technical field of drilling, in particular to an open flow device with a filtering and anti-blocking function for oil and gas drilling.
Background
In oil and gas exploration and development, a wellhead is manually opened for oil and gas testing work, and the process of controllably spraying out the oil and gas in the well is called as open flow.
However, the existing open flow device only performs primary separation on oil gas, and an oil film is easy to block a filter screen during separation, so that the filter screen is difficult to clean, time is consumed for cleaning, too high pressure is easily caused by gas discharge or slower gas discharge in a well, safety is affected, and the installation of separate oil-gas separation equipment is high in cost and is not suitable for oil fields with less oil gas and well drilling.
There is a need for improvement in view of the above-mentioned problems.
Disclosure of Invention
The invention aims to provide an open flow device with a filtering and anti-blocking function for oil and gas drilling so as to solve the problems of the background technology.
In order to achieve the above purpose, the present invention provides the following technical solutions: the utility model provides an oil gas is open and is spouted device for well drilling with filtering anti-blocking function, includes outer barrel and is used for assisting the stable steady rest of outer barrel, the internally mounted of outer barrel has filter element, and the valve is installed to the closed of filter element bottom, and the valve opens and shuts through automatic control subassembly control, and automatic control subassembly includes the flexible subassembly of first hydraulic telescoping rod control, the rotating assembly of driving motor control and the clamping assembly of second hydraulic telescoping rod control, and the scraping subassembly that automatic control subassembly top was connected can clean filter element, and filter element's top intercommunication has the shunt.
Further, the filter component comprises a filter cylinder, a limiting plate and a filter screen, the filter cylinder is arranged at the inner bottom of the outer cylinder body in a sealing mode, and the filter screen is arranged at the top of the filter cylinder through the limiting plate.
Furthermore, the top of limiting plate is installed with the lamina tecti through three sets of spliced pole seals, the opening has been seted up in the lamina tecti.
Still further, the shunt includes connecting tube, ventilation cover dish and shunt tubes, the top of lamina tecti is located the sealed connecting tube that is equipped with directly over the opening, the top intercommunication of connecting tube has ventilation cover dish, the side intercommunication of ventilation cover dish has three component flow pipes, the inside rotation of connecting tube installs spiral guide bar.
Still further, the valve comprises logical valve, location drum, baffle, ejector pin and sealed spiral shell valve, the bottom of outer barrel with logical valve intercommunication, the bottom of logical valve is connected the location drum, the inside screw thread sealing connection of logical valve sealed spiral shell valve, the bottom of sealed spiral shell valve is connected with the ejector pin, the bottom of ejector pin is connected with the through-hole an organic whole, the inside gomphosis in top of baffle has two sets of supplementary rotating beads.
Still further, flexible subassembly includes first hydraulic telescoping rod, locating plate and spacing mounting panel, the one end of first hydraulic telescoping rod with the urceolus is connected, the other end of first hydraulic telescoping rod pass through the locating plate with spacing mounting panel is connected, spacing mounting panel is spacing in the bottom of location drum.
Still further, the rotating assembly includes driving motor, first bevel gear, second bevel gear, connects bull stick and stopper, the bottom of spacing mounting panel is installed driving motor, driving motor's outside is equipped with the protection casing, driving motor's output is connected with first bevel gear, first bevel gear's an end meshing second bevel gear, the top of second bevel gear is connected connect the bull stick, connect bull stick top body coupling the stopper, the stopper is spacing to run through in the spacing inslot of seting up inside the baffle.
Still further, the clamping component includes second hydraulic telescoping rod, clamp splice and auxiliary pressure spring, two sets of mounting grooves have been seted up to the inside top of spacing mounting panel, the internally mounted of mounting groove the second hydraulic telescoping rod, second hydraulic telescoping rod both ends all with the clamp splice is connected, the clamp splice symmetry sets up, just the shrink pole outside of second hydraulic telescoping rod with encircle between the clamp splice and be equipped with auxiliary pressure spring.
Still further, scrape and sweep the subassembly and include bracing piece, change board and brush, sealed spiral shell valve keep away from the one end of ejector pin with the bracing piece is integrative continuous, the other end outside of bracing piece is equipped with two sets of change boards, two sets of change board is close to a terminal surface of filter screen all is equipped with a plurality of groups of brush.
Compared with the prior art, the invention has the beneficial effects that:
1. according to the invention, the first hydraulic telescopic rod can drive the limit mounting plate to displace, so that the limit block penetrates into the limit groove, the driving motor is started again to drive the fixed rod to rotate through the engagement of the first bevel gear and the second bevel gear, the sealing screw valve is enabled to rotate, the through valve is gradually withdrawn, the through valve is enabled to open and close, oil gas enters the filter cylinder to complete pressure relief in a well, and when the filter screen separates and filters the oil gas, the filter screen is blocked easily due to an oil film, so that under the action of the first hydraulic telescopic rod, the supporting rod drives the hairbrush to contact with the filter screen, and the driving motor is started to drive the rotating plate to rotate, friction between the stop dog and the bottom of the through valve can be reduced by two groups of auxiliary rotating beads, so that the hairbrush cleans the oil film attached to the outside of the filter screen, and long-time filtering performance of the filter screen is maintained.
Drawings
FIG. 1 is a front view overall structure display of the present invention;
FIG. 2 is a connection diagram of the inner structure of the outer cylinder of the present invention;
FIG. 3 is a schematic view showing the internal structure of the filter cartridge of the present invention;
FIG. 4 is a schematic illustration of the internal structure of the connecting tube of the present invention;
FIG. 5 is a schematic diagram showing the connection of the automatic control assembly according to the present invention;
FIG. 6 is a view showing the connection of the valve part structure of the present invention.
In the figure: 1. the device comprises an outer barrel body, 2, a stabilizing frame, 3, a through valve, 4, a positioning cylinder, 5, a first hydraulic telescopic rod, 6, a positioning plate, 7, a limit mounting plate, 8, a protective cover, 9, a filter cartridge, 10, a limit plate, 11, a connecting column, 12, a top cover plate, 13, a through port, 14, a connecting tube, 15, a spiral guide rod, 16, a ventilation cover plate, 17, a shunt tube, 18, a driving motor, 19, a first bevel gear, 20, a second bevel gear, 21, a connecting rotating rod, 22, a limit block, 23, a baffle plate, 24, a limit groove, 25, a fixed rod, 26, a sealing screw valve, 27, a supporting rod, 28, a rotating plate, 29, a brush, 30, a filter screen, 31, a mounting groove, 32, a second hydraulic telescopic rod, 33, a clamping block, 34, an auxiliary pressure spring, 35 and an auxiliary rotating ball.
Detailed Description
The following description of the embodiments of the present invention will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present invention, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the invention without making any inventive effort, are intended to be within the scope of the invention.
Referring to fig. 1-6, the invention discloses an open-flow device with a filtering and anti-blocking function for oil and gas drilling, which comprises an outer cylinder 1 and a stabilizing frame 2 for assisting the outer cylinder 1 to stabilize, wherein a filtering component is arranged in the outer cylinder 1, a valve is arranged at the bottom of the filtering component in a closed manner, the valve is controlled to open and close by an automatic control component, the automatic control component comprises a telescopic component controlled by a first hydraulic telescopic rod, a rotating component controlled by a driving motor and a clamping component controlled by a second hydraulic telescopic rod, a scraping and sweeping component connected with the top of the automatic control component can clean the filtering component, and a shunt is communicated with the top of the filtering component.
In this embodiment, the stabilizing frame 2 is used for outer barrel fixed mounting, and the valve can control oil gas to enter into outer barrel 1 in, and automatic control subassembly carries out automatic control to opening and shutting of valve to can automatic control scrape and sweep the subassembly and clean filter screen 30, avoid the oil film to block up filter screen 30, filter the subassembly and separate the filtration to oil gas.
Referring to fig. 1, 2, 4 and 5, a filter cartridge 9 is sealed in the inner bottom of the outer cylinder 1, a filter screen 30 is mounted on the top of the filter cartridge 9 through a limiting plate 10, a top cover plate 12 is sealed on the top of the limiting plate 10 through three groups of connecting columns 11, a through hole 13 is formed in the top cover plate 12, the flow divider comprises a connecting tube 14, a ventilation cover plate 16 and a flow dividing tube 17, the top of the top cover plate 12 is positioned right above the through hole 13 and is provided with the connecting tube 14 in a sealing manner, the top of the connecting tube 14 is communicated with the ventilation cover plate 16, three components of flow pipes 17 are communicated with the side edges of the ventilation cover plate 16, and a spiral guide rod 15 is rotatably mounted in the connecting tube 14.
In this embodiment, oil gas enters the filter cartridge 9 through the open-close valve, the filter screen 30 separates and filters the oil gas, the separated oil gas flows into the connecting tube 14 through the through hole 13, the spiral guide rod 15 in the connecting tube 14 rotates along with the gas flowing, the gas in the connecting tube can be prevented from being frozen and blocked due to low temperature, and the gas is respectively communicated with the conveying pipeline through the three-component flow tube 17 for output and blowout, so that the pressure in the well is reduced.
Referring to fig. 1-6, the bottom of the outer cylinder 1 is communicated with a through valve 3, the bottom of the through valve 3 is connected with a positioning cylinder 4, the internal thread of the through valve 3 is connected with a sealing screw valve 26 in a sealing way, the bottom of the sealing screw valve 26 is connected with a push rod 25, the bottom of the push rod 25 is integrally connected with a through hole 13, two groups of auxiliary rotating beads 35 are embedded in the top end of a baffle 23, one end of a first hydraulic telescopic rod 5 is connected with the outer cylinder 1, the other end of the first hydraulic telescopic rod 5 is connected with a limiting mounting plate 7 through a positioning plate 6, the limiting mounting plate 7 is limited at the bottom of the positioning cylinder 4, the rotating assembly comprises a driving motor 18, a first bevel gear 19, a second bevel gear 20, a connecting rotating rod 21 and a limiting block 22, the bottom of the limiting mounting plate 7 is provided with the driving motor 18, the outside of the driving motor 18 is provided with a protecting cover 8, and the output end of the driving motor 18 is connected with the first bevel gear 19, one end face of the first bevel gear 19 is meshed with the second bevel gear 20, the top of the second bevel gear 20 is connected with the connecting rotating rod 21, the top of the connecting rotating rod 21 is integrally connected with the limiting block 22, the limiting block 22 is limited and penetrates through a limiting groove 24 formed in the baffle 23, two groups of mounting grooves 31 are formed in the top end of the limiting mounting plate 7, a second hydraulic telescopic rod 32 is mounted in the mounting groove 31, two ends of the second hydraulic telescopic rod 32 are connected with clamping blocks 33, the clamping blocks 33 are symmetrically arranged, an auxiliary pressure spring 34 is arranged between the outer portion of a contraction rod of the second hydraulic telescopic rod 32 and the clamping blocks 33 in a surrounding mode, one end, far away from the ejector rod 25, of the sealing screw valve 26 is integrally connected with the supporting rod 27, two groups of rotating plates 28 are arranged on the outer portion of the other end of the supporting rod 27, and one end faces, close to the filter screen 30, of the two groups of the rotating plates 28 are provided with a plurality of brushes 29.
In this embodiment, the through valve 3 is fixed at the bottom of the outer cylinder 1, the bottom of the outer cylinder 1 can be sealed by matching with the sealing screw valve 26, so as to prevent oil gas from entering, the first hydraulic telescopic rod 5 can drive the limit mounting plate 7 to displace, the limit block 22 penetrates into the limit groove 24, the driving motor 18 is restarted to drive the fixed rod 25 to rotate through the engagement of the first bevel gear 19 and the second bevel gear 20, the sealing screw valve 26 is rotated, so as to gradually withdraw from the through valve 3, the through valve 3 is opened and closed, the oil gas enters the filter cartridge 9, pressure relief in a well is completed, and when the filter screen 30 separates and filters the oil gas, the oil film easily blocks the filter screen 30, so under the action of the first hydraulic telescopic rod 5, the supporting rod 27 drives the brush 29 to contact with the filter screen 30, and the driving motor 18 can drive the rotating plate 28 to rotate, and the two groups of auxiliary rotating beads 35 can reduce friction between the baffle 23 and the bottom of the through valve 3, so that the brush 29 cleans the filter screen attached to the outside of the filter screen 30, so as to maintain the long-term filtering performance of the filter screen 30;
when the valve of the through valve 3 is required to be closed, the second hydraulic telescopic rod 32 is started, the two groups of clamping blocks 33 which are symmetrically arranged clamp the baffle plate 23, and due to the auxiliary rotating beads 35, the baffle plate 23 can be prevented from being abutted against the bottom of the through valve 3, gaps are reserved on the baffle plate 23, the clamping blocks 33 are conveniently contracted to the top of the baffle plate 23, the first hydraulic telescopic rod 5 is started in a matched mode to pull the baffle plate 23 to displace downwards until the sealing screw valve 26 abuts against threads in the through valve 3, the driving motor 18 is started again to drive the sealing screw valve 26 to rotate, the sealing screw valve 26 is enabled to rotate into the through valve 3, sealing is formed between the sealing screw valve 26 and the threads in the through valve 3, and the closing of the through valve is completed.
Working principle: the invention relates to an open-flow device with filtering and anti-blocking functions for oil and gas drilling, which is characterized in that the device is fixedly installed through a stabilizing frame 2, a wellhead is sealed and connected to the bottom of a positioning cylinder 4, when the pressure in the well is too high, a first hydraulic telescopic rod 5 is started to drive a limit mounting plate 7 to move upwards, so that a limit block 22 penetrates and butts into a limit groove 24, meanwhile, a driving motor 18 is started to drive a baffle plate 23 to rotate, a sealing screw valve 26 rotates and withdraws from a screw groove in a through valve 3, so that the through valve 3 is opened and closed, the driving motor 18 rotates and simultaneously the first hydraulic telescopic rod 5 also slowly moves to prevent the limit block from falling out of the limit groove 24 to cause the driving motor 18 to idle;
when oil-gas separation and filtration are carried out, the brush 29 can be contacted with the filter screen 30 under the action of the first hydraulic telescopic rod 5, and the driving motor 18 is started to rotate, so that the rotating plate 28 drives the brush 29 to rotate along with the rotation, the filter screen 30 is cleaned, the filter screen 30 is prevented from being blocked by an oil film, the cleaning is convenient, and the filter screen can be used for a long time for many times;
when the valve needs to be closed, the second hydraulic telescopic rod 32 is started to drive the two groups of clamping blocks 33 to simultaneously displace inwards, so that the clamping blocks 33 clamp the baffle plate 23, the first hydraulic telescopic rod 5 is reversely started to downwards displace the limit mounting plate 7, so that the clamping blocks 33 drive the baffle plate 23 to displace until the sealing screw valve 26 abuts against the screw groove in the through valve 3, and at the moment, the driving motor 18 is reversely started to drive the sealing screw valve 26 to reversely rotate until the sealing screw valve 26 is completely meshed with the screw groove in the through valve 3, and valve closing is completed.
Although the present invention has been described with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present invention.
Claims (9)
1. The utility model provides an oil gas is open and spouts device for well drilling with filter anti-blocking function, includes outer barrel (1) and is used for assisting stable steady rest (2) of outer barrel (1), a serial communication port, internally mounted of outer barrel (1) has filter element, and the valve is installed to filter element bottom closure, and the valve opens and shuts through automatic control subassembly control, and automatic control subassembly includes the flexible subassembly of first hydraulic telescoping rod control, the rotating component of driving motor control and the clamping assembly of second hydraulic telescoping rod control, and the scraping subassembly that automatic control subassembly top is connected can clean filter element, and filter element's top intercommunication has the shunt.
2. The open flow device for oil and gas drilling with the filtering and anti-blocking function according to claim 1, wherein the filtering assembly comprises a filtering cylinder (9), a limiting plate (10) and a filter screen (30), the filtering cylinder (9) is arranged on the inner bottom of the outer cylinder body (1) in a sealing mode, and the filter screen (30) is arranged on the top of the filtering cylinder (9) through the limiting plate (10).
3. The open flow device with the filtering and anti-blocking functions for oil and gas drilling according to claim 2, wherein a top cover plate (12) is mounted on the top of the limiting plate (10) in a sealing manner through three groups of connecting columns (11), and a through hole (13) is formed in the top cover plate (12).
4. A blowout device for oil and gas drilling with filtering anti-blocking function according to claim 3, characterized in that the diverter comprises a connecting tube (14), a ventilation cover plate (16) and a shunt tube (17), the top of the top cover plate (12) is located right above the through hole (13) and is provided with the connecting tube (14) in a sealing way, the top of the connecting tube (14) is communicated with the ventilation cover plate (16), the side edge of the ventilation cover plate (16) is communicated with the three-component flow tube (17), and a spiral guide rod (15) is rotatably arranged in the connecting tube (14).
5. The blowout device with filtering and anti-blocking functions for oil and gas drilling according to claim 1, wherein the valve consists of a through valve (3), a positioning cylinder (4), a baffle plate (23), a push rod (25) and a sealing screw valve (26), the bottom of the outer cylinder body (1) is communicated with the through valve (3), the bottom of the through valve (3) is connected with the positioning cylinder (4), the internal thread of the through valve (3) is in sealing connection with the sealing screw valve (26), the bottom of the sealing screw valve (26) is connected with the push rod (25), the bottom of the push rod (25) is integrally connected with a through hole (13), and two groups of auxiliary rotating beads (35) are embedded in the top end of the baffle plate (23).
6. The blowout device with the filtering and anti-blocking functions for oil and gas drilling according to claim 5, wherein the telescopic assembly comprises a first hydraulic telescopic rod (5), a positioning plate (6) and a limiting mounting plate (7), one end of the first hydraulic telescopic rod (5) is connected with the outer cylinder body (1), the other end of the first hydraulic telescopic rod (5) is connected with the limiting mounting plate (7) through the positioning plate (6), and the limiting mounting plate (7) is limited at the bottom of the positioning cylinder (4).
7. The blowout device with filtering anti-blocking function for oil and gas drilling according to claim 6, wherein the rotating assembly comprises a driving motor (18), a first bevel gear (19), a second bevel gear (20), a connecting rotating rod (21) and a limiting block (22), the driving motor (18) is installed at the bottom of the limiting mounting plate (7), a protective cover (8) is arranged outside the driving motor (18), the output end of the driving motor (18) is connected with the first bevel gear (19), one end face of the first bevel gear (19) is meshed with the second bevel gear (20), the top of the second bevel gear (20) is connected with the connecting rotating rod (21), the top of the connecting rotating rod (21) is integrally connected with the limiting block (22), and the limiting block (22) is limited to penetrate through a limiting groove (24) formed in the baffle (23).
8. The blowout device with filtering anti-blocking function for oil and gas drilling according to claim 7, wherein the clamping assembly comprises a second hydraulic telescopic rod (32), a clamping block (33) and an auxiliary pressure spring (34), two groups of mounting grooves (31) are formed in the top end of the limiting mounting plate (7), the second hydraulic telescopic rod (32) is mounted in the mounting grooves (31), two ends of the second hydraulic telescopic rod (32) are connected with the clamping block (33), the clamping block (33) are symmetrically arranged, and the auxiliary pressure spring (34) is arranged between the outer portion of a shrinkage rod of the second hydraulic telescopic rod (32) and the clamping block (33) in a surrounding mode.
9. The blowout device with filtering and anti-blocking functions for oil and gas drilling according to claim 5, wherein the scraping and sweeping assembly comprises a supporting rod (27), rotating plates (28) and brushes (29), one end, far away from the ejector rod (25), of the sealing screw valve (26) is integrally connected with the supporting rod (27), two groups of rotating plates (28) are arranged outside the other end of the supporting rod (27), and a plurality of groups of brushes (29) are arranged on one end face, close to the filter screen (30), of each rotating plate (28).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310421498.8A CN116398088B (en) | 2023-04-19 | 2023-04-19 | Open flow device with filtering anti-blocking function for oil gas drilling |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202310421498.8A CN116398088B (en) | 2023-04-19 | 2023-04-19 | Open flow device with filtering anti-blocking function for oil gas drilling |
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| Publication Number | Publication Date |
|---|---|
| CN116398088A true CN116398088A (en) | 2023-07-07 |
| CN116398088B CN116398088B (en) | 2024-04-19 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202310421498.8A Active CN116398088B (en) | 2023-04-19 | 2023-04-19 | Open flow device with filtering anti-blocking function for oil gas drilling |
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Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3922114A (en) * | 1974-07-19 | 1975-11-25 | Dunham Bush Inc | Hermetic rotary helical screw compressor with improved oil management |
| CN105735944A (en) * | 2016-03-07 | 2016-07-06 | 西南石油大学 | Oil gas open flow processing device and method |
| CN108104772A (en) * | 2017-12-12 | 2018-06-01 | 松原市吉油机械化工助剂厂 | Combustion gas open flow case and combustion gas open flow case installation method |
| CN218480621U (en) * | 2022-08-31 | 2023-02-14 | 中国石油化工股份有限公司 | Oil gas field open flow combustion tank device |
-
2023
- 2023-04-19 CN CN202310421498.8A patent/CN116398088B/en active Active
Patent Citations (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3922114A (en) * | 1974-07-19 | 1975-11-25 | Dunham Bush Inc | Hermetic rotary helical screw compressor with improved oil management |
| CN105735944A (en) * | 2016-03-07 | 2016-07-06 | 西南石油大学 | Oil gas open flow processing device and method |
| CN108104772A (en) * | 2017-12-12 | 2018-06-01 | 松原市吉油机械化工助剂厂 | Combustion gas open flow case and combustion gas open flow case installation method |
| CN218480621U (en) * | 2022-08-31 | 2023-02-14 | 中国石油化工股份有限公司 | Oil gas field open flow combustion tank device |
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|---|---|
| CN116398088B (en) | 2024-04-19 |
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