CN110778303A - Multistage swing type oil-gas-sand separation device - Google Patents
Multistage swing type oil-gas-sand separation device Download PDFInfo
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- CN110778303A CN110778303A CN201911217227.0A CN201911217227A CN110778303A CN 110778303 A CN110778303 A CN 110778303A CN 201911217227 A CN201911217227 A CN 201911217227A CN 110778303 A CN110778303 A CN 110778303A
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- 239000004576 sand Substances 0.000 title claims abstract description 84
- 238000000926 separation method Methods 0.000 title claims description 29
- 238000001914 filtration Methods 0.000 claims abstract description 16
- 230000007246 mechanism Effects 0.000 claims abstract description 16
- 239000003027 oil sand Substances 0.000 claims abstract description 15
- 230000000149 penetrating effect Effects 0.000 claims description 7
- 230000007704 transition Effects 0.000 claims description 5
- 230000007306 turnover Effects 0.000 claims description 2
- 238000012423 maintenance Methods 0.000 abstract description 7
- 230000000694 effects Effects 0.000 abstract description 5
- 238000004519 manufacturing process Methods 0.000 abstract description 4
- 238000000605 extraction Methods 0.000 abstract description 2
- 239000007789 gas Substances 0.000 description 25
- 230000005484 gravity Effects 0.000 description 6
- 230000009471 action Effects 0.000 description 4
- 238000000034 method Methods 0.000 description 4
- 239000003129 oil well Substances 0.000 description 4
- 239000003921 oil Substances 0.000 description 3
- 230000008569 process Effects 0.000 description 3
- 238000006243 chemical reaction Methods 0.000 description 2
- 239000012530 fluid Substances 0.000 description 2
- 239000010410 layer Substances 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 239000002343 natural gas well Substances 0.000 description 2
- 239000002356 single layer Substances 0.000 description 2
- 239000002699 waste material Substances 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 230000002378 acidificating effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 230000001186 cumulative effect Effects 0.000 description 1
- 230000003628 erosive effect Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- -1 polytetrafluoroethylene Polymers 0.000 description 1
- 229920001343 polytetrafluoroethylene Polymers 0.000 description 1
- 239000004810 polytetrafluoroethylene Substances 0.000 description 1
- 238000011084 recovery Methods 0.000 description 1
- 230000009467 reduction Effects 0.000 description 1
- 238000003466 welding 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
- 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
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D19/00—Degasification of liquids
- B01D19/0036—Flash degasification
-
- B—PERFORMING OPERATIONS; TRANSPORTING
- B01—PHYSICAL OR CHEMICAL PROCESSES OR APPARATUS IN GENERAL
- B01D—SEPARATION
- B01D36/00—Filter circuits or combinations of filters with other separating devices
- B01D36/04—Combinations of filters with settling tanks
- B01D36/045—Combination of filters with centrifugal separation devices
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- Chemical & Material Sciences (AREA)
- Chemical Kinetics & Catalysis (AREA)
- 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)
- Cyclones (AREA)
Abstract
The invention provides a multi-stage swing oil-gas-sand separating device, which belongs to the field of underground oil extraction auxiliary tool equipment and comprises a sleeve, wherein the middle upper wall of the sleeve is provided with oil, gas and sand inlet and outlet holes which are densely and uniformly distributed, an oil-gas separating mechanism is arranged above the inner part of the sleeve, an oil-sand separating mechanism is arranged below the inner part of the sleeve, the lower end of the sleeve is fixedly connected with a sand discharge port, the oil-gas separating mechanism is formed by connecting a one-way exhaust valve consisting of a valve body, a ball core and a valve seat, an inner spiral channel consisting of an exhaust pipe, a small spiral guide plate and an oil pipe, a joint and an outer spiral channel consisting of the upper half section of the oil pipe with holes and a large spiral guide plate from top to bottom, the oil-sand separating mechanism consists of the lower half section of the oil pipe with holes, a plurality of flow guide covers and a plurality of sand filtering nets, and provides a separating effect with super-strong, the gas well is convenient to maintain, the replacement and maintenance cost is low, and the gas well is not easy to stop production for a long time.
Description
Technical Field
The invention belongs to the field of underground oil extraction auxiliary tool equipment, and particularly relates to a multistage swing type oil-gas-sand separation device.
Background
At present, in the ground engineering of oil and gas well exploitation, oil and gas well produced liquid is mixed fluid consisting of oil, gas and the like, and simultaneously, silt is mixed in the mixed fluid, so that the problem of sand production of natural gas wells and oil wells is gradually serious in the daily operation process of the oil and gas wells, the sand production problem of the natural gas wells and the oil wells causes great damage to ground gathering, transportation and treatment systems, equipment such as downstream pipelines, valves, separators and the like is blocked and corroded, and the sand removal and maintenance workload of the equipment and the pipelines is increased.
The existing separation device cannot be suitable for high-pressure 30000PSI, high erosion working conditions and acidic (CO 2, H2S and HC 1) working conditions, and is originally of a flange mounting structure, so that the separation device is difficult to disassemble and install, a separation barrel in the original structure is easily damaged by impact of gravel, internal equipment is damaged, the separation effect is poor, the replacement and maintenance cost is high, the period is long, and the gas well is stopped for a long time.
Disclosure of Invention
The invention aims to provide a multistage swing type oil-gas-sand separation device, and aims to solve the problems that in the prior art, downstream pipelines, valves, separators and other equipment are blocked and corroded, the sand removal and maintenance workload of the equipment and the pipelines is increased, the maintenance cost is high and the oil yield is low.
In order to achieve the purpose, the invention provides the following technical scheme: the utility model provides a multistage swing-type oil gas sand separator, includes the sleeve pipe, the even oil of dense cloth, gas, sand business turn over hole has all been seted up to sheathed tube well upper wall, sheathed tube inside top is provided with oil gas separating mechanism, sheathed tube inside below is provided with oil sand separating mechanism, sheathed tube lower extreme fixedly connected with sand discharge opening, its characterized in that: the oil-gas separation mechanism is formed by connecting a one-way exhaust valve consisting of a valve body, a ball core and a valve seat, an internal spiral channel consisting of an exhaust pipe, a small spiral guide plate and an oil pipe, a joint and an external spiral channel consisting of the upper half section of the oil pipe with holes and a large spiral guide plate from top to bottom, the oil-sand separation mechanism consists of the lower half section of the oil pipe with holes, a plurality of flow guide covers, a plurality of sand filtering nets and is fixedly connected to the upper end of a sleeve.
In order to facilitate the valve body to be fixedly connected in the sleeve and facilitate the valve body to be connected and detached with the oil pipe and the joint, the lower end of the valve body is preferably tapered, a round hole is chiseled at the lower end of the valve body, a taper pipe threaded hole is processed at the upper end surface of the valve body, and a transition taper hole and a taper pipe threaded hole are processed at the lower end surface of the valve body.
In order to make the separated gas flow out of the separator upwards, as a preferable mode of the present invention, the small spiral guide plate is fixedly surrounded and connected to the circumferential surface of the exhaust pipe, the large spiral guide plate is fixedly surrounded and connected to the circumferential surface of the oil pipe with holes, and the large spiral guide plate is densely provided with the air holes.
In order to enable the joint to be connected with an oil pipe and an oil pipe with holes better and facilitate oil circulation, the joint is preferably cylindrical in outline, conical pipe threaded holes are machined in the upper end face and the lower end face of the joint, a threaded blind hole is machined in the center of the middle inside the joint, and uniformly distributed circulation holes are drilled in the periphery of the threaded blind hole.
In order to enable the oil pump to suck more oil, as a preferable mode of the invention, densely distributed oil penetrating holes are drilled on the pipe column of the lower half section of the oil pipe with the hole, and a plurality of air deflectors and a plurality of sand filtering nets are fixedly connected to the circumferential surface of the lower half section of the oil pipe with the hole.
In order to further separate the oil sand and the oil enters the oil pipe with holes, as a preferable mode of the invention, the plurality of flow guiding covers and the plurality of sand filtering nets are in a shape of semi-circular cones, the conical surfaces of the flow guiding covers are all upward, and the conical surfaces of the sand filtering nets are all downward.
In order to waste the separated oil and enable the separated oil to be directly sucked by an oil pump, as a preferable mode of the invention, a sand discharge valve is arranged at the upper end of the sand discharge port, the middle of the sand discharge valve is disconnected, and the sand discharge valve is movably connected to the left inner wall and the right inner wall of the casing.
Compared with the prior art, the invention has the beneficial effects that:
1. the oil-gas-sand separation is carried out for a plurality of times in the sleeve, and the oil-gas-sand separation device has super strong oil-gas-sand separation capability, more thorough oil-gas-sand separation and higher petroleum yield.
2. The internal structure is simple, and the material is compared in the oil gas sand separator device reduction before, has reduced manufacturing cost and use cost to replacement cost and maintenance cost have also reduced, can reserve more, prevent that certain equipment from having bad, and in time change can not delay oil recovery or gas well shut down.
3. The sand discharge valve is arranged inside the oil pump, so that separated oil is directly sucked by the oil pump, little waste is not easily caused, and even secondary separation is not easily caused.
Drawings
The accompanying drawings, which are included to provide a further understanding of the invention and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention and together with the description serve to explain the principles of the invention and not to limit the invention. In the drawings:
FIG. 1 is a cross-sectional view of the present invention;
FIG. 2 is an upper partial cross-sectional view of the one-way vent valve 18 of the present invention;
FIG. 3 is a partial cross-sectional view at joint 8 of the present invention;
FIG. 4 is a partial cross-sectional view of the outer spiral channel 16 of the present invention;
fig. 5 is a partial cross-sectional view of the sand discharge port 14 of the present invention.
In the figure: 1-a valve body; 2-a ball core; 3-valve seat; 4-an exhaust pipe; 5-small spiral guide plate; 6-oil pipe; 7-a sleeve; 8-a linker; 9-oil pipe with hole; 10-large spiral guide plate; 11-a flow guide cover; 12-a sand screen; 13-a base; 14-a sand discharge port; 15-a sand discharge valve; 16-external spiral channel; 17-internal helical channels; 18-one-way exhaust valve.
Detailed Description
The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.
Example 1
Referring to fig. 1-5, the present invention provides the following technical solutions:
in the concrete embodiment of the invention, including the thimble 7, the middle upper wall of the thimble 7 has oil, gas, sand inlet and outlet holes densely covered evenly, facilitate the oil, gas, sand to enter in a large number, there are oil-gas separation mechanisms above the inside of the thimble 7, the oil-gas separation mechanism is a unidirectional air vent valve 18 formed by valve block 1, ball core 2, valve base 3, an internal spiral channel 17 formed by air vent pipe 4, small spiral guide 5, oil line 6, a piecing 8, and an external spiral channel 16 formed by upper half section of the oil line 9 with hole, big spiral guide 10 of the hole are connected from top to bottom, the unidirectional air vent valve 18, formed by valve block 1, ball core 2, valve base 3, the outline of the valve block 1 is cylindrical, there is a boss on the bottom, there are oblique air vent holes and external screw threads on the boss, for linking with upper end of the thimble 7, the upper end face of the valve block 1 is processed with the taper pipe screwed, the oil-water separator is connected with an oil pump, a transition taper hole and a taper pipe threaded hole are processed on the lower end face of a valve body 1 and are connected with an oil pipe 6, a threaded valve cavity hole is formed in the middle upper portion of the valve body 1, flow holes are evenly distributed on the periphery of the valve cavity hole, 1-2 inclined holes are formed among the evenly distributed flow holes and are communicated with a valve cavity hole in the middle, a round hole is formed in the middle lower portion of the valve body 1 and is used for accommodating a valve seat 3, the valve seat 3 is a hollow rotating body and is arranged on the middle lower portion of the valve body 1, the upper end of the valve seat 3 is connected with the valve cavity hole in the middle of the valve body 1 through threads, a ball core 2 is a smooth polytetrafluoroethylene ball and is arranged in the valve cavity hole in the middle of the valve body 1 and at the upper end of the valve seat.
The internal spiral channel 17 consists of an exhaust pipe 4, a small spiral guide plate 5 and an oil pipe 6, wherein the upper end of the exhaust pipe 4 is opened and is inserted into the valve seat 3 of the one-way exhaust valve 18, and the lower end of the exhaust pipe is provided with an external thread which is connected with a threaded blind hole in the center of the joint 8; the side of the exhaust pipe 4 is densely covered with vent holes from top to bottom and is surrounded by a small spiral guide plate 5, outer conical threads are respectively processed at the upper end and the lower end of an oil pipe 6 and are respectively connected with conical pipe threaded holes at the lower end of the valve body 1 and the upper end of a joint 8, the exhaust pipe 4 and the small spiral guide plate 5 are contained in the pipe, an inner spiral channel 17 is formed between the exhaust pipe 4 and the oil pipe 6 and is used for carrying out oil-gas separation on passing oil, the joint 8 is a conversion piece of the inner spiral channel 17 and an outer spiral channel 16, the outer contour is cylindrical, conical pipe threaded holes are respectively processed at the upper end surface and the lower end surface and are respectively used for connecting the oil pipe 6 and an oil pipe 9 with holes, a threaded blind hole is processed at the center in the middle of the interior and is used for installing the exhaust pipe 4, and flow holes.
The external spiral channel 16 is composed of the upper half section of the oil pipe 9 with holes and the large spiral guide plate 10, the upper end of the oil pipe 9 with holes is connected with the taper pipe threaded hole on the lower end face of the joint 8 through the taper pipe external thread, the upper half section of the oil pipe 9 with holes is smooth and has no holes, the external spiral channel 16 is formed around the large spiral guide plate 10 and between the large spiral guide plate and the sleeve 7, oil, gas and sand entering from the hole on the upper middle part of the sleeve 7 are subjected to oil-gas separation, and the inner edge of the continuous surface of the large spiral guide plate 10 is densely distributed with air holes so that the separated gas can flow out of the separator upwards.
An oil-sand separating mechanism is arranged below the inner part of the sleeve 7, the oil-sand separating mechanism consists of a lower half section of the oil pipe 9 with holes, a plurality of flow guide sleeves 11, a plurality of sand filtering nets 12 and a base 13, oil penetrating holes are densely distributed on a pipe column of the lower half section of the oil pipe 9 with holes, and the cumulative area of the densely distributed oil penetrating holes is larger than the inner hole sectional area of the oil pipe 9 with holes. The multiple air guide hoods 11 and the single-layer sand filtering net 12 cover the lower half section of the oil pipe 9 with the hole, the conical surfaces of the air guide hoods 11 are all upward, the conical surfaces of the sand filtering net 12 are all downward, sand grains blocked on the sand filtering net 12 can be automatically removed under the action of gravity and backflow during the circulating work of an oil well pump, transitional circular steps are machined at the top end and the bottom end of the conical surfaces of the air guide hoods 11, circular grooves are machined on the circular steps, and the circular steps at the top end of each air guide hood 11 are connected with the oil pipe 9 with the hole through a method of spot welding at intervals. The sand filtering nets 12 are arranged in a single layer, the parts fixedly overlapped with the air guide sleeve 11 are removed, the penetrating area of the sand filtering nets is larger than the accumulated area of oil penetrating holes densely distributed on the lower half section of the tubular column of the oil pipe 9 with holes, so that the enough oil penetrating amount is ensured, and the sand filtering net at the lowest end is fixedly connected to the upper end of the base 13.
The lower extreme fixedly connected with sand discharge port 14 of sleeve pipe 7, the sand after the separation is discharged from sand discharge port 14 owing to blockking of sand screen 12 and action of gravity, and this device most just uses threaded connection, and convenient to detach regular maintenance to and the part is bad in time to be changed later, can not recover the oil progress.
Specifically, referring to fig. 1-5, the lower end of the valve body 1 is tapered, a circular hole is cut in the lower end of the valve body 1, a taper pipe threaded hole is processed in the upper end face of the valve body 1, and a transition taper hole and a taper pipe threaded hole are processed in the lower end face of the valve body 1.
In this embodiment: the lower end of the valve body 1 is tapered to be convenient for being fixedly connected with the inner wall of the sleeve 7, and the lower end surface of the valve body 1 is provided with a transition taper hole and a taper pipe threaded hole to be convenient for being connected and detached with the oil pipe 6 and the joint 8.
Specifically, referring to fig. 1-5, the small spiral guide plate 5 is fixedly connected to the circumferential surface of the exhaust pipe 4, the large spiral guide plate 10 is fixedly connected to the circumferential surface of the oil pipe 9 with holes, and the large spiral guide plate 10 is densely perforated with air holes.
In this embodiment: the small spiral guide plate 5 and the large spiral guide plate 10 can break bubbles in the oil layer, so that the gas oil and the gas can be better separated and flow upwards.
Specifically, referring to fig. 1-5, the connector 8 has a cylindrical shape, tapered tube threaded holes are formed in the upper and lower end surfaces of the connector 8, a threaded blind hole is formed in the center of the middle inside the connector 8, and uniformly distributed through holes are formed in the periphery of the threaded blind hole.
In this embodiment: the joint 8 is used as a conversion piece of the inner spiral channel 17 and the outer spiral channel 16, plays a role of connecting the oil pipe 6 and the oil pipe 9 with holes, and enables oil to flow more smoothly through the threaded blind holes drilled by the joint.
Specifically, referring to fig. 1 to 5, the plurality of air guide hoods 11 and the plurality of sand screens 12 are in a shape of a semi-circular cone, the conical surfaces of the air guide hoods 11 are all upward, and the conical surfaces of the sand screens 12 are all downward.
In this embodiment: the air guide sleeve 11 plays a role in guiding water in hungry, and the sand filter 12 plays a role in separating oil and sand.
Specifically, please refer to fig. 1-5, a sand discharge valve 15 is disposed at the upper end of the sand discharge port 14, the middle of the sand discharge valve 15 is disconnected, and two movable links of the sand discharge valve 15 are connected to the left and right inner walls of the casing 7.
In this embodiment: the sand discharge valve 15 plays a role in controlling the sand discharge of the sand discharge port 14, and when separated sand is accumulated to a certain degree, the separated oil cannot be discharged along with the sand due to gravity and automatic opening, so that secondary separation is avoided.
The working principle and the using process of the invention are as follows: the mixed liquid of natural oil (solid line arrow), gas (dotted line arrow) and sand (dotted line arrow) enters a separator from holes densely distributed at the middle upper part of a casing 7, bubbles are firstly broken when flowing downwards along the annular space of an oil pipe 6 and the casing 7 under the action of gravity, the bubbles float upwards after being separated from oil sand, the oil sand is discharged from the lower end of a valve body 1, the oil sand flows downwards through a joint 8 and enters an outer spiral channel 16, medium bubbles in an oil layer are broken under the distributing action of a large spiral guide plate 10, gas passes through air holes at the inner edge of the large spiral guide plate 10 and flows upwards out of the separator, the oil sand continues to flow downwards along the outer edge of the large spiral guide plate 10 and enters an oil-sand separating mechanism, the conditions of sand outside and oil inside can be formed when the oil sand flows downwards along the conical surface of a guide cover 11 due to different specific gravities of the oil sand, when oil is pumped by an oil pump, the oil passes through a, sand is piled up on the sand discharge valve 15 under the effect of stopping and gravity of the sand screen 12, and is discharged through the sand discharge port 14 when reaching a certain amount, and the oil that moves up passes through the circulation hole of the inside equipartition of joint 8, gets into interior spiral channel 17, under the effect of the allocation of little spiral guide plate 5, splits the tiny bubble that contains, and gas gets into middle exhaust pipe 4, upwards promotes ball core 2 and discharges the separator, and oil is under the effect of centrifugal force, upwards along the outward flange of little spiral guide plate 5, and the process, the periphery of disk seat 3 and the circulation hole of valve body 1, get into outside the oil-well pump output well.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that changes may be made in the embodiments and/or equivalents thereof without departing from the spirit and scope of the invention. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. A multistage swing type oil-gas-sand separation device: including sleeve pipe (7), the well upper wall of sleeve pipe (7) has all been seted up the even oil, gas, sand business turn over hole that distributes, the inside top of sleeve pipe (7) is provided with oil gas separating mechanism, the inside below of sleeve pipe (7) is provided with oil sand separating mechanism, the lower extreme fixedly connected with sand discharge opening (14) of sleeve pipe (7), its characterized in that: the oil-gas separation mechanism is formed by connecting a one-way exhaust valve (18) consisting of a valve body (1), a ball core (2) and a valve seat (3), an inner spiral channel (17) consisting of an exhaust pipe (4), a small spiral guide plate (5) and an oil pipe (6), a joint (8) and an outer spiral channel (16) consisting of an upper half section of a perforated oil pipe (9) and a large spiral guide plate (10) from top to bottom, and consists of a lower half section of the perforated oil pipe (9), a plurality of flow guide covers (11), a plurality of sand filtering nets (12) and a base (13), wherein the lower end of the valve body (1) is fixedly connected to the upper end of a sleeve (7).
2. The multi-stage swing type oil-gas-sand separation device according to claim 1, wherein: the lower end of the valve body (1) is conical, a round hole is formed in the lower end of the valve body (1) in a chiseled mode, a taper pipe threaded hole is formed in the upper end face of the valve body (1), and a transition taper hole and a taper pipe threaded hole are formed in the lower end face of the valve body (1).
3. The multi-stage swing type oil-gas-sand separation device according to claim 2, wherein: little spiral guide plate (5) fixed ring is connected in the circumferential surface of blast pipe (4), big spiral guide plate (10) fixed ring is connected in the circumferential surface of foraminiferous oil pipe (9), and digs densely covered bleeder vent on big spiral guide plate (10).
4. The multi-stage swing type oil-gas-sand separation device according to claim 3, wherein: the connector (8) is cylindrical in outline, conical pipe threaded holes are machined in the upper end face and the lower end face of the connector (8), a threaded blind hole is machined in the center of the interior of the connector (8), and uniformly distributed circulation holes are drilled in the periphery of the threaded blind hole.
5. The multi-stage swing type oil-gas-sand separation device according to claim 4, wherein: the lower half section of the tubular column of the oil pipe (9) with holes is provided with densely distributed oil penetrating holes, and the lower half section of the circumferential surface of the oil pipe (9) with holes is fixedly connected with a plurality of air guide sleeves (11) and a plurality of sand filtering nets (12).
6. The multi-stage swing type oil-gas-sand separation device according to claim 5, wherein: the air guide sleeves (11) and the sand filtering nets (12) are semi-conical, the conical surfaces of the air guide sleeves (11) are all upward, and the conical surfaces of the sand filtering nets (12) are all downward.
7. The multi-stage swing type oil-gas-sand separation device according to claim 6, wherein: the upper end of the sand discharge port (14) is provided with a sand discharge valve (15), the middle of the sand discharge valve (15) is disconnected, and the sand discharge valve (15) is movably connected to the left inner wall and the right inner wall of the sleeve (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911217227.0A CN110778303A (en) | 2019-12-03 | 2019-12-03 | Multistage swing type oil-gas-sand separation device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911217227.0A CN110778303A (en) | 2019-12-03 | 2019-12-03 | Multistage swing type oil-gas-sand separation device |
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| Publication Number | Publication Date |
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| CN110778303A true CN110778303A (en) | 2020-02-11 |
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911217227.0A Pending CN110778303A (en) | 2019-12-03 | 2019-12-03 | Multistage swing type oil-gas-sand separation device |
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| CN (1) | CN110778303A (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111827959A (en) * | 2020-08-07 | 2020-10-27 | 陈海荣 | Underground efficient wear-resistant sand-proof oil-gas separator and method |
| CN115075745A (en) * | 2022-08-23 | 2022-09-20 | 东营政阳自动化科技有限公司 | Oil is safety joint in pit |
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| CN2795441Y (en) * | 2005-01-08 | 2006-07-12 | 阜宁县石油机械有限公司 | Multiple stage rotary start type oil, gas and sand separator |
| CN204476387U (en) * | 2015-02-28 | 2015-07-15 | 阜宁县石油机械有限公司 | The oil gas sand separator of efficient energy-saving |
| CN109403945A (en) * | 2018-12-25 | 2019-03-01 | 吕新泽 | Multistage progressive gas-liquid sand combination separation exhaust system and its application method |
| CN209469424U (en) * | 2019-02-01 | 2019-10-08 | 中国石油化工股份有限公司 | A kind of radiation source consecutive automatic scale shutter |
| CN210977441U (en) * | 2019-12-03 | 2020-07-10 | 阜宁县石油机械有限公司 | Multistage swing type oil-gas-sand separation device |
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2019
- 2019-12-03 CN CN201911217227.0A patent/CN110778303A/en active Pending
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN2795441Y (en) * | 2005-01-08 | 2006-07-12 | 阜宁县石油机械有限公司 | Multiple stage rotary start type oil, gas and sand separator |
| CN204476387U (en) * | 2015-02-28 | 2015-07-15 | 阜宁县石油机械有限公司 | The oil gas sand separator of efficient energy-saving |
| CN109403945A (en) * | 2018-12-25 | 2019-03-01 | 吕新泽 | Multistage progressive gas-liquid sand combination separation exhaust system and its application method |
| CN209469424U (en) * | 2019-02-01 | 2019-10-08 | 中国石油化工股份有限公司 | A kind of radiation source consecutive automatic scale shutter |
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Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111827959A (en) * | 2020-08-07 | 2020-10-27 | 陈海荣 | Underground efficient wear-resistant sand-proof oil-gas separator and method |
| CN115075745A (en) * | 2022-08-23 | 2022-09-20 | 东营政阳自动化科技有限公司 | Oil is safety joint in pit |
| CN115075745B (en) * | 2022-08-23 | 2022-12-16 | 大庆市奈固石油机械设备制造有限公司 | Oil is safety joint in pit |
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