CN110617036A - Novel sand prevention device - Google Patents
Novel sand prevention device Download PDFInfo
- Publication number
- CN110617036A CN110617036A CN201910946367.5A CN201910946367A CN110617036A CN 110617036 A CN110617036 A CN 110617036A CN 201910946367 A CN201910946367 A CN 201910946367A CN 110617036 A CN110617036 A CN 110617036A
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- Prior art keywords
- pipe
- sand
- sand control
- sleeve
- oil
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- 239000004576 sand Substances 0.000 title claims abstract description 181
- 230000002265 prevention Effects 0.000 title abstract description 16
- 238000001914 filtration Methods 0.000 claims abstract description 45
- 238000004804 winding Methods 0.000 claims abstract description 30
- 230000001681 protective effect Effects 0.000 claims abstract description 18
- 238000005086 pumping Methods 0.000 claims description 21
- 239000004744 fabric Substances 0.000 claims description 5
- 238000007789 sealing Methods 0.000 claims description 3
- 239000007788 liquid Substances 0.000 abstract description 2
- 239000004575 stone Substances 0.000 abstract description 2
- 239000003921 oil Substances 0.000 description 124
- 238000000605 extraction Methods 0.000 description 18
- 238000005096 rolling process Methods 0.000 description 16
- 239000010779 crude oil Substances 0.000 description 8
- 230000000694 effects Effects 0.000 description 5
- 238000004519 manufacturing process Methods 0.000 description 5
- 238000000034 method Methods 0.000 description 4
- 239000003129 oil well Substances 0.000 description 4
- 238000011084 recovery Methods 0.000 description 4
- 239000012530 fluid Substances 0.000 description 3
- 239000013049 sediment Substances 0.000 description 3
- 235000017166 Bambusa arundinacea Nutrition 0.000 description 2
- 235000017491 Bambusa tulda Nutrition 0.000 description 2
- 241001330002 Bambuseae Species 0.000 description 2
- 235000015334 Phyllostachys viridis Nutrition 0.000 description 2
- 239000011425 bamboo Substances 0.000 description 2
- 230000005484 gravity Effects 0.000 description 2
- 230000006872 improvement Effects 0.000 description 2
- 239000002245 particle Substances 0.000 description 2
- 230000008569 process Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008859 change Effects 0.000 description 1
- 239000002131 composite material Substances 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000007599 discharging Methods 0.000 description 1
- 230000014509 gene expression Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 239000003027 oil sand Substances 0.000 description 1
- 239000003208 petroleum Substances 0.000 description 1
- 239000011347 resin Substances 0.000 description 1
- 229920005989 resin Polymers 0.000 description 1
- 238000012216 screening Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000010618 wire wrap Methods 0.000 description 1
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
- E21B27/00—Containers for collecting or depositing substances in boreholes or wells, e.g. bailers, baskets or buckets for collecting mud or sand; Drill bits with means for collecting substances, e.g. valve drill bits
- E21B27/005—Collecting means with a strainer
-
- 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
- E21B43/02—Subsoil filtering
-
- 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
- E21B43/02—Subsoil filtering
- E21B43/08—Screens or liners
- E21B43/086—Screens with preformed openings, e.g. slotted liners
-
- 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
- E21B43/02—Subsoil filtering
- E21B43/08—Screens or liners
- E21B43/088—Wire screens
Landscapes
- 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)
- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- Loading And Unloading Of Fuel Tanks Or Ships (AREA)
Abstract
The invention discloses a novel sand prevention device. The device comprises a casing pipe, a sand setting pipe, a sand prevention pipe column, a filtering device, a wire winding screen and a spherical filter cylinder which are used as main equipment; the inner side of the sleeve is provided with a slide rail, a packer, a limiter and a wireless signal receiving device; the sand control pipe column is internally provided with a sand setting pipe, a filtering device, a wire winding screen and a spherical filter cylinder; the bottom of the sand setting pipe is provided with a lower opening, and the upper part of the sand setting pipe is provided with a sliding sleeve corresponding to the lower opening so as to seal or open the lower opening; the filtering device comprises a through hole, a filtering pipe and a protective cover; the spherical filter cartridge comprises a filter screen, a motor, a connecting sleeve and a pull rod; the oil liquid is filtered by four layers of the sand setting pipe, the filter pipe, the wire winding screen and the spherical filter cylinder in sequence, so that the oil quality and the yield are improved, the condition that the fine sand stone blocks the filter screen is reduced, the working environment of the oil pump is improved, and the working efficiency is greatly improved.
Description
Technical Field
The invention belongs to the technical field of sand prevention and filtration of petroleum, and particularly relates to a novel sand prevention device.
Background
Oil extraction is an important source of crude oil supply in China and is widely extracted all the time, and in the process of oil extraction, an oil well pump usually sucks oil and sand into the pump at the same time, so that the pump is abraded and corroded, the service life of the oil well pump is shortened, and huge economic loss and energy loss are caused. Therefore, when oil is produced, devices such as an oil sand screen and the like need to be used.
At present, technical measures such as lower sand prevention pipes, PS sand prevention, resin sand prevention, high-pressure filling composite sand prevention and the like adopted by each oil field for sand production of an oil well only can properly control the quantity of sand production of an oil layer, but trace and small amount of sand production of the oil well always exists, and the patent number is as follows: 201821508337.3, the patent names: the utility model provides an oil recovery sand control device discloses a device for sand control, mainly drives the baffle through the motor and arranges sand, mainly has following shortcoming: the crude oil filtration can be influenced by the excessive bending degree of the filter pipe; the baffle mainly used gets rid of the grit and with the easy loss of filter screen friction, need often change and the filter effect is not good enough, for this reason, we are seeking constantly and improve technical means, hope to strengthen sand control effect, raise the efficiency.
Disclosure of Invention
The invention provides a novel sand prevention device, which can overcome the defects in the prior art, and can finally extract high-purity crude oil through multiple filtration, and meanwhile, fine sand stones can be discharged through a lower opening of a sand settling pipe to play a role in sand prevention.
In order to achieve the purpose, the invention provides the following technical scheme: a novel sand prevention device comprises a sleeve, a sand setting pipe, a sand prevention pipe column, a filtering device, a wire winding screen, a spherical filter cylinder, an oil feeding pipe, a fixing ring, a sliding bearing and a fixing pipe which are main devices, wherein an oil conveying pipe is communicated with the oil feeding pipe, the oil feeding pipe is connected with the sleeve, the sleeve is embedded in the oil conveying pipe, and the top of the sleeve penetrates through the oil conveying pipe and extends to the upper part of the oil conveying pipe; the oil delivery pipe is characterized in that a fixed ring is connected to the surface of the sleeve, a groove is formed in the position, corresponding to the fixed ring, of the oil delivery pipe, the surface of the fixed ring is movably connected with the inner wall of the groove, a sliding bearing is fixedly sleeved on the surface of the sleeve, a fixed pipe is fixedly sleeved on the surface of the sliding bearing, and the sliding bearing and the fixed pipe are both located above the oil delivery pipe; the sand control pipe column is externally sleeved with the sand setting pipe, and a filtering device, a wire winding screen and a spherical filtering cylinder are sequentially arranged in the sand control pipe column from bottom to top; the bottom of the sand setting pipe is provided with a lower opening, and the upper part of the sand setting pipe is provided with a sliding sleeve corresponding to the lower opening so as to seal or open the lower opening; the filtering device comprises a through hole, a filtering pipe and a protective cover; the spherical filter cartridge comprises a spherical filter screen, a motor, a connecting sleeve and a pull rod, wherein the motor is arranged in the spherical filter cartridge in a hollow mode, the connecting sleeve is sleeved outside the motor, and the pull rod is fixed outside the connecting sleeve and drives the filter screen to rotate; and an oil pumping unit pipe column is arranged above the sand prevention pipe column.
Preferably, the slide rail is vertically and hermetically mounted with a packer, and the packer can slide up and down on the slide rail along the axial direction of the casing.
Preferably, a movable stopper is arranged on the sliding rail and used for allowing or limiting the packer to slide up and down on the sliding rail along the axial direction of the casing.
Preferably, the packer is a releasing packer, and a sealing ring is arranged between the packer and the sleeve.
Preferably, the bottom of the sand setting pipe is also provided with a wireless receiving module for receiving wireless signals and opening or closing the lower opening according to the signals.
Preferably, a plurality of lower openings are formed in the bottom of the sand setting pipe.
Preferably, the filtering device is positioned at the bottom of the sand control pipe column, the position of the protective cover corresponds to the position of the through hole, and the protective cover is fixedly connected below the filtering pipe in a hemispherical shape.
Preferably, at least one wire-wrapping screen is arranged on the sand control pipe column.
The working principle of the invention is as follows: carry out preliminary screening sand through the bore of sand setting pipe side, the grit that the particle diameter is big is kept off outside the sand setting pipe, and filter tube, wire winding screen cloth carry out two, cubic sand control respectively, and tiny grit filters once more through the spherical sieve section of thick bamboo that the particle diameter is very little, and a spherical sieve section of thick bamboo passes through the pull rod and constantly moves and continuously sieve sand many times, guarantees crude oil quality, and final filterable grit passes through the end opening discharge of sand setting bottom of tubes.
Compared with the prior art, the invention has the beneficial effects that:
1. through the improvement to prior art, improved the quality and the purity of crude oil, effectively prevented that the grit from influencing the oil recovery progress, played the sand control effect.
2. The multiple filtration not only reaches the sand control effect, and wherein the continuous rotation of spherical cartridge filter has still reduced fine grit and has blockked up the filter screen, has solved current oil recovery sand control filter pipeline inner wall and has accumulated for a long time that the grit blocks up the filter screen easily, makes the velocity of flow of fluid slow, has reduced the problem of oil recovery efficiency.
3. The invention prolongs the service life of the pump to a certain extent through technical and technological innovations, improves the working environment of the oil pump and saves the production cost.
Other features of the present disclosure and advantages thereof will become apparent from the following detailed description of exemplary embodiments thereof, which proceeds with reference to the accompanying drawings.
Drawings
In order to more clearly illustrate the embodiments of the present disclosure or technical solutions in related arts, the drawings used in the description of the embodiments or related arts will be briefly introduced below, it is obvious that the drawings in the following description are only embodiments of the present disclosure, and for those skilled in the art, other drawings can be obtained according to the provided drawings without creative efforts.
FIG. 1 is an overall view of a sand control device of the present invention;
FIG. 2 is a bottom view of a sand trap in the sand control device of the present invention;
in the figure: 1. Go up oil pipe, 2, the sleeve pipe, 3, the sand control tubular column, 4, the sand setting pipe, 5, the beam-pumping unit tubular column, 6, defeated oil pipe, 7, the packer, 8, the stopper, 9, the slide rail, 10, filter equipment, 101, the end opening, 102, the sliding sleeve, 11, wireless receiving module, 12, the filter tube, 13, the safety cover, 14, the through-hole, 15, the wire winding screen cloth, 16, spherical filter screen, 17, the motor, 18, the pull rod, 19, the adapter sleeve, 20, the spherical filter cartridge, 21, the retainer plate, 22, the recess, 23, slide bearing, 24, the fixed tube.
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. The following description of at least one exemplary embodiment is merely illustrative in nature and is in no way intended to limit the invention, its application, or uses. 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.
The relative arrangement of the components and steps, the numerical expressions and numerical values set forth in these embodiments do not limit the scope of the present invention unless specifically stated otherwise. Meanwhile, it should be understood that the sizes of the respective portions shown in the drawings are not drawn in an actual proportional relationship for the convenience of description. Techniques, methods, and apparatus known to those of ordinary skill in the relevant art may not be discussed in detail but are intended to be part of the specification where appropriate. In all examples shown and discussed herein, any particular value should be construed as merely illustrative, and not limiting. Thus, other examples of the exemplary embodiments may have different values. It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, further discussion thereof is not required in subsequent figures.
Spatially relative terms, such as "above … …," "above … …," "above … …," "above," and the like, may be used herein for ease of description to describe one device or feature's spatial relationship to another device or feature as illustrated in the figures. It will be understood that the spatially relative terms are intended to encompass different orientations of the device in use or operation in addition to the orientation depicted in the figures. For example, if a device in the figures is turned over, devices described as "above" or "on" other devices or configurations would then be oriented "below" or "under" the other devices or configurations. Thus, the exemplary term "above … …" can include both an orientation of "above … …" and "below … …". The device may be otherwise variously oriented (rotated 90 degrees or at other orientations) and the spatially relative descriptors used herein interpreted accordingly.
The utility model provides a novel sand control device, its concrete implementation of preferred includes that defeated oil pipe, last oil pipe, sleeve pipe, sand setting pipe, sand control tubular column, filter equipment, wire winding screen cloth, spherical cartridge filter, beam-pumping unit tubular column are the essential element. The inner side of the sleeve is provided with a slide rail, a packer, a limiter and a wireless signal receiving device; the sand control pipe column is internally provided with a sand setting pipe, a filtering device, a wire winding screen and a spherical filter cylinder; the bottom of the sand setting pipe is provided with a lower opening, and the upper part of the sand setting pipe is provided with a sliding sleeve corresponding to the lower opening so as to seal or open the lower opening; the filtering device comprises a through hole, a filtering pipe and a protective cover; the spherical filter cartridge comprises a filter screen, a motor, a connecting sleeve and a pull rod.
In operation, crude oil in the upper oil pipe enters the sand sediment pipe 4 from the through hole 14 on the side wall of the sand sediment pipe 4, so that sand with the size larger than the preset diameter is blocked outside. And get into the grit in sand setting pipe 4, because the effect of gravity, deposit in sand setting pipe 4, fluid gets into sand control tubular column 3 and gets into in filter tube 12 from through-hole 14 through safety cover 13, keep off some grit in the outside of filter equipment 10, the oil production pump inhales fluid from filter tube 12 in filter tube 20 after the wire winding screen cloth 15 tertiary filtration, motor 17 drives the spheroid through pull rod 18 and constantly rotates, the fine grit is blocked outside, the spheroid constantly rotates the grit simultaneously and falls in order not to adhere in filter screen 16, accomplish crude oil sand control and filter. Meanwhile, the filtered sand is precipitated in the sand setting pipe 4 under the action of gravity, and the wireless signal module 11 receives a signal to open the bottom port 101 of the sand setting pipe 4 for discharging.
Example 1:
referring to fig. 1 and fig. 2, the present invention provides a technical solution: the utility model provides a novel sand control device includes that sleeve pipe 2, sand setting pipe 4, sand control tubular column 3, filter equipment 10, wire winding screen 15, spherical cartridge filter 20, beam-pumping unit tubular column 5 are main part and go up oil pipe 1, defeated oil pipe 6, retainer plate 21, slide bearing 23, fixed pipe 24 are auxiliary component.
The oil delivery pipe 6 is communicated with the oil feeding pipe 1, the oil feeding pipe 1 is connected with the casing 2, the casing 2 is embedded in the oil delivery pipe 6, and the top of the casing penetrates through the oil delivery pipe 6 and extends to the upper part of the oil delivery pipe 6; the surface of the sleeve 2 is connected with a fixed ring 21, a groove 22 is formed in the position, corresponding to the fixed ring 21, of the oil delivery pipe 6, the surface of the fixed ring 21 is movably connected with the inner wall of the groove 22, the fixed ring 21 is sleeved on the surface of a rolling bearing, the sleeve 2 can swing, the rolling bearing is arranged at the position, corresponding to the fixed ring 21, of the sleeve 2, the fixed ring 21 fixedly connects the sleeve 2 with the oil delivery pipe 6 through a threaded connection screw, the sleeve 2 can move up and down after the screw is disassembled after oil extraction is finished, the surface of the sleeve 2 is fixedly sleeved with a sliding bearing 23, gravel can be shaken off through small-angle swing, a fixed pipe 24 is sleeved on the surface of the sliding bearing 23 and can be disassembled after oil extraction is finished, and the sliding bearing; a slide rail 9, a packer 7, a limiter 8 and a wireless signal receiving device 11 are arranged on the inner side of the casing 2; the filtering device 10 comprises a filtering pipe 12, a protective cover 13 and a through hole 14; the spherical filter cylinder 20 comprises a filter screen 16, a motor 17, a connecting sleeve 19 and a pull rod 18; the sand control device still includes sand setting pipe 4 and sand control tubular column 3, and sand setting pipe 4 is located the outer wall of sand control tubular column 3, and supreme filter equipment 10, wire winding screen 15 and the spherical cartridge filter 20 of being in proper order are followed to sand control tubular column 3, and sand control tubular column 3 top is beam-pumping unit tubular column 5.
Example 2:
the utility model provides a novel sand control device includes that sleeve pipe 2, sand setting pipe 4, sand control tubular column 3, filter equipment 10, wire winding screen 15, spherical cartridge filter 20, beam-pumping unit tubular column 5 are main part and go up oil pipe 1, defeated oil pipe 6, retainer plate 21, slide bearing 23, fixed pipe 24 are auxiliary component.
The oil delivery pipe 6 is communicated with the oil feeding pipe 1, the oil feeding pipe 1 is connected with the casing 2, the casing 2 is embedded in the oil delivery pipe 6, and the top of the casing penetrates through the oil delivery pipe 6 and extends to the upper part of the oil delivery pipe 6; the surface of the sleeve 2 is connected with a fixed ring 21, a groove 22 is formed in the position, corresponding to the fixed ring 21, of the oil delivery pipe 6, the surface of the fixed ring 21 is movably connected with the inner wall of the groove 22, the fixed ring 21 is sleeved on the surface of a rolling bearing, the sleeve 2 can swing, the rolling bearing is arranged at the position, corresponding to the fixed ring 21, of the sleeve 2, the fixed ring 21 fixedly connects the sleeve 2 with the oil delivery pipe 6 through a threaded connection screw, the sleeve 2 can move up and down after the screw is disassembled after oil extraction is finished, the surface of the sleeve 2 is fixedly sleeved with a sliding bearing 23, gravel can be shaken off through small-angle swing, a fixed pipe 24 is sleeved on the surface of the sliding bearing 23 and can be disassembled after oil extraction is finished, and the sliding bearing; a slide rail 9, a packer 7, a limiter 8 and a wireless signal receiving device 11 are arranged on the inner side of the casing 2; the filtering device 10 comprises a filtering pipe 12, a protective cover 13 and a through hole 14; the spherical filter cylinder 20 comprises a filter screen 16, a motor 17, a connecting sleeve 19 and a pull rod 18; the sand control device still includes sand setting pipe 4 and sand control tubular column 3, and sand setting pipe 4 is located the outer wall of sand control tubular column 3, and supreme filter equipment 10, wire winding screen 15 and the spherical cartridge filter 20 of being in proper order are followed to sand control tubular column 3, and sand control tubular column 3 top is beam-pumping unit tubular column 5. The slide rail 9 is vertically and hermetically installed with the packer 7, and the packer 7 can slide up and down on the slide rail 9 along the axial direction of the casing 2.
Example 3:
the utility model provides a novel sand control device includes that sleeve pipe 2, sand setting pipe 4, sand control tubular column 3, filter equipment 10, wire winding screen 15, spherical cartridge filter 20, beam-pumping unit tubular column 5 are main part and go up oil pipe 1, defeated oil pipe 6, retainer plate 21, slide bearing 23, fixed pipe 24 are auxiliary component.
The oil delivery pipe 6 is communicated with the oil feeding pipe 1, the oil feeding pipe 1 is connected with the casing 2, the casing 2 is embedded in the oil delivery pipe 6, and the top of the casing penetrates through the oil delivery pipe 6 and extends to the upper part of the oil delivery pipe 6; the surface of the sleeve 2 is connected with a fixed ring 21, a groove 22 is formed in the position, corresponding to the fixed ring 21, of the oil delivery pipe 6, the surface of the fixed ring 21 is movably connected with the inner wall of the groove 22, the fixed ring 21 is sleeved on the surface of a rolling bearing, the sleeve 2 can swing, the rolling bearing is arranged at the position, corresponding to the fixed ring 21, of the sleeve 2, the fixed ring 21 fixedly connects the sleeve 2 with the oil delivery pipe 6 through a threaded connection screw, the sleeve 2 can move up and down after the screw is disassembled after oil extraction is finished, the surface of the sleeve 2 is fixedly sleeved with a sliding bearing 23, gravel can be shaken off through small-angle swing, a fixed pipe 24 is sleeved on the surface of the sliding bearing 23 and can be disassembled after oil extraction is finished, and the sliding bearing; a slide rail 9, a packer 7, a limiter 8 and a wireless signal receiving device 11 are arranged on the inner side of the casing 2; the filtering device 10 comprises a filtering pipe 12, a protective cover 13 and a through hole 14; the spherical filter cylinder 20 comprises a filter screen 16, a motor 17, a connecting sleeve 19 and a pull rod 18; the sand control device still includes sand setting pipe 4 and sand control tubular column 3, and sand setting pipe 4 is located the outer wall of sand control tubular column 3, and supreme filter equipment 10, wire winding screen 15 and the spherical cartridge filter 20 of being in proper order are down followed to sand control tubular column 3, and sand control tubular column 3 top is beam-pumping unit tubular column 5, is provided with mobilizable stopper 8 on the slide rail 9 for allow/restrict packer 7 and follow the axial of sleeve pipe 2 and slide from top to bottom on slide rail 9. Therefore, the sand setting pipe connected with the packer can reach the designated position conveniently. The stopper mainly utilizes a wireless signal receiving module to allow/limit the sliding of the packer.
Example 4:
the utility model provides a novel sand control device includes that sleeve pipe 2, sand setting pipe 4, sand control tubular column 3, filter equipment 10, wire winding screen 15, spherical cartridge filter 20, beam-pumping unit tubular column 5 are main part and go up oil pipe 1, defeated oil pipe 6, retainer plate 21, slide bearing 23, fixed pipe 24 are auxiliary component.
The oil delivery pipe 6 is communicated with the oil feeding pipe 1, the oil feeding pipe 1 is connected with the casing 2, the casing 2 is embedded in the oil delivery pipe 6, and the top of the casing penetrates through the oil delivery pipe 6 and extends to the upper part of the oil delivery pipe 6; the surface of the sleeve 2 is connected with a fixed ring 21, a groove 22 is formed in the position, corresponding to the fixed ring 21, of the oil delivery pipe 6, the surface of the fixed ring 21 is movably connected with the inner wall of the groove 22, the fixed ring 21 is sleeved on the surface of a rolling bearing, the sleeve 2 can swing, the rolling bearing is arranged at the position, corresponding to the fixed ring 21, of the sleeve 2, the fixed ring 21 fixedly connects the sleeve 2 with the oil delivery pipe 6 through a threaded connection screw, the sleeve 2 can move up and down after the screw is disassembled after oil extraction is finished, the surface of the sleeve 2 is fixedly sleeved with a sliding bearing 23, gravel can be shaken off through small-angle swing, a fixed pipe 24 is sleeved on the surface of the sliding bearing 23 and can be disassembled after oil extraction is finished, and the sliding bearing; a slide rail 9, a packer 7, a limiter 8 and a wireless signal receiving device 11 are arranged on the inner side of the casing 2; the filtering device 10 comprises a filtering pipe 12, a protective cover 13 and a through hole 14; the spherical filter cylinder 20 comprises a filter screen 16, a motor 17, a connecting sleeve 19 and a pull rod 18; the sand control device still includes sand setting pipe 4 and sand control tubular column 3, and sand setting pipe 4 is located the outer wall of sand control tubular column 3, and supreme filter equipment 10, wire winding screen 15 and the spherical cartridge filter 20 of being in proper order are followed to sand control tubular column 3, and sand control tubular column 3 top is beam-pumping unit tubular column 5. The packer 7 is a releasing packer, and a sealing ring is arranged between the packer 7 and the casing 2.
Example 5:
the utility model provides a novel sand control device includes that sleeve pipe 2, sand setting pipe 4, sand control tubular column 3, filter equipment 10, wire winding screen 15, spherical cartridge filter 20, beam-pumping unit tubular column 5 are main part and go up oil pipe 1, defeated oil pipe 6, retainer plate 21, slide bearing 23, fixed pipe 24 are auxiliary component.
The oil delivery pipe 6 is communicated with the oil feeding pipe 1, the oil feeding pipe 1 is connected with the casing 2, the casing 2 is embedded in the oil delivery pipe 6, and the top of the casing penetrates through the oil delivery pipe 6 and extends to the upper part of the oil delivery pipe 6; the surface of the sleeve 2 is connected with a fixed ring 21, a groove 22 is formed in the position, corresponding to the fixed ring 21, of the oil delivery pipe 6, the surface of the fixed ring 21 is movably connected with the inner wall of the groove 22, the fixed ring 21 is sleeved on the surface of a rolling bearing, the sleeve 2 can swing, the rolling bearing is arranged at the position, corresponding to the fixed ring 21, of the sleeve 2, the fixed ring 21 fixedly connects the sleeve 2 with the oil delivery pipe 6 through a threaded connection screw, the sleeve 2 can move up and down after the screw is disassembled after oil extraction is finished, the surface of the sleeve 2 is fixedly sleeved with a sliding bearing 23, gravel can be shaken off through small-angle swing, a fixed pipe 24 is sleeved on the surface of the sliding bearing 23 and can be disassembled after oil extraction is finished, and the sliding bearing; a slide rail 9, a packer 7, a limiter 8 and a wireless signal receiving device 11 are arranged on the inner side of the casing 2; the filtering device 10 comprises a filtering pipe 12, a protective cover 13 and a through hole 14; the spherical filter cylinder 20 comprises a filter screen 16, a motor 17, a connecting sleeve 19 and a pull rod 18; the sand control device still includes sand setting pipe 4 and sand control tubular column 3, and sand setting pipe 4 is located the outer wall of sand control tubular column 3, and supreme filter equipment 10, wire winding screen 15 and the spherical cartridge filter 20 of being in proper order are followed to sand control tubular column 3, and sand control tubular column 3 top is beam-pumping unit tubular column 5. The bottom of the sand sediment pipe 4 is also provided with a wireless receiving module 11 for receiving wireless signals and opening or closing the lower port 101 according to the signals.
Example 6:
the utility model provides a novel sand control device includes that sleeve pipe 2, sand setting pipe 4, sand control tubular column 3, filter equipment 10, wire winding screen 15, spherical cartridge filter 20, beam-pumping unit tubular column 5 are main part and go up oil pipe 1, defeated oil pipe 6, retainer plate 21, slide bearing 23, fixed pipe 24 are auxiliary component.
The oil delivery pipe 6 is communicated with the oil feeding pipe 1, the oil feeding pipe 1 is connected with the casing 2, the casing 2 is embedded in the oil delivery pipe 6, and the top of the casing penetrates through the oil delivery pipe 6 and extends to the upper part of the oil delivery pipe 6; the surface of the sleeve 2 is connected with a fixed ring 21, a groove 22 is formed in the position, corresponding to the fixed ring 21, of the oil delivery pipe 6, the surface of the fixed ring 21 is movably connected with the inner wall of the groove 22, the fixed ring 21 is sleeved on the surface of a rolling bearing, the sleeve 2 can swing, the rolling bearing is arranged at the position, corresponding to the fixed ring 21, of the sleeve 2, the fixed ring 21 fixedly connects the sleeve 2 with the oil delivery pipe 6 through a threaded connection screw, the sleeve 2 can move up and down after the screw is disassembled after oil extraction is finished, the surface of the sleeve 2 is fixedly sleeved with a sliding bearing 23, gravel can be shaken off through small-angle swing, a fixed pipe 24 is sleeved on the surface of the sliding bearing 23 and can be disassembled after oil extraction is finished, and the sliding bearing; a slide rail 9, a packer 7, a limiter 8 and a wireless signal receiving device 11 are arranged on the inner side of the casing 2; the filtering device 10 comprises a filtering pipe 12, a protective cover 13 and a through hole 14; the spherical filter cylinder 20 comprises a filter screen 16, a motor 17, a connecting sleeve 19 and a pull rod 18; the sand control device still includes sand setting pipe 4 and sand control tubular column 3, and sand setting pipe 4 is located the outer wall of sand control tubular column 3, and supreme filter equipment 10, wire winding screen 15 and the spherical cartridge filter 20 of being in proper order are followed to sand control tubular column 3, and sand control tubular column 3 top is beam-pumping unit tubular column 5. The bottom of the sand settling pipe 4 is provided with a plurality of lower ports 101.
Example 7:
the utility model provides a novel sand control device includes that sleeve pipe 2, sand setting pipe 4, sand control tubular column 3, filter equipment 10, wire winding screen 15, spherical cartridge filter 20, beam-pumping unit tubular column 5 are main part and go up oil pipe 1, defeated oil pipe 6, retainer plate 21, slide bearing 23, fixed pipe 24 are auxiliary component.
The oil delivery pipe 6 is communicated with the oil feeding pipe 1, the oil feeding pipe 1 is connected with the casing 2, the casing 2 is embedded in the oil delivery pipe 6, and the top of the casing penetrates through the oil delivery pipe 6 and extends to the upper part of the oil delivery pipe 6; the surface of the sleeve 2 is connected with a fixed ring 21, a groove 22 is formed in the position, corresponding to the fixed ring 21, of the oil delivery pipe 6, the surface of the fixed ring 21 is movably connected with the inner wall of the groove 22, the fixed ring 21 is sleeved on the surface of a rolling bearing, the sleeve 2 can swing, the rolling bearing is arranged at the position, corresponding to the fixed ring 21, of the sleeve 2, the fixed ring 21 fixedly connects the sleeve 2 with the oil delivery pipe 6 through a threaded connection screw, the sleeve 2 can move up and down after the screw is disassembled after oil extraction is finished, the surface of the sleeve 2 is fixedly sleeved with a sliding bearing 23, gravel can be shaken off through small-angle swing, a fixed pipe 24 is sleeved on the surface of the sliding bearing 23 and can be disassembled after oil extraction is finished, and the sliding bearing; a slide rail 9, a packer 7, a limiter 8 and a wireless signal receiving device 11 are arranged on the inner side of the casing 2; the filtering device 10 comprises a filtering pipe 12, a protective cover 13 and a through hole 14; the spherical filter cylinder 20 comprises a filter screen 16, a motor 17, a connecting sleeve 19 and a pull rod 18; the sand control device still includes sand setting pipe 4 and sand control tubular column 3, and sand setting pipe 4 is located the outer wall of sand control tubular column 3, and supreme filter equipment 10, wire winding screen 15 and the spherical cartridge filter 20 of being in proper order are followed to sand control tubular column 3, and sand control tubular column 3 top is beam-pumping unit tubular column 5. The filtering device 10 is positioned at the bottom of the sand control pipe column 3, the position of the protective cover 13 corresponds to the position of the through hole 14, and the protective cover 13 is fixedly connected below the filtering pipe 12 in a hemispherical shape.
Example 8:
the utility model provides a novel sand control device includes that sleeve pipe 2, sand setting pipe 4, sand control tubular column 3, filter equipment 10, wire winding screen 15, spherical cartridge filter 20, beam-pumping unit tubular column 5 are main part and go up oil pipe 1, defeated oil pipe 6, retainer plate 21, slide bearing 23, fixed pipe 24 are auxiliary component.
The oil delivery pipe 6 is communicated with the oil feeding pipe 1, the oil feeding pipe 1 is connected with the casing 2, the casing 2 is embedded in the oil delivery pipe 6, and the top of the casing penetrates through the oil delivery pipe 6 and extends to the upper part of the oil delivery pipe 6; the surface of the sleeve 2 is connected with a fixed ring 21, a groove 22 is formed in the position, corresponding to the fixed ring 21, of the oil delivery pipe 6, the surface of the fixed ring 21 is movably connected with the inner wall of the groove 22, the fixed ring 21 is sleeved on the surface of a rolling bearing, the sleeve 2 can swing, the rolling bearing is arranged at the position, corresponding to the fixed ring 21, of the sleeve 2, the fixed ring 21 fixedly connects the sleeve 2 with the oil delivery pipe 6 through a threaded connection screw, the sleeve 2 can move up and down after the screw is disassembled after oil extraction is finished, the surface of the sleeve 2 is fixedly sleeved with a sliding bearing 23, gravel can be shaken off through small-angle swing, a fixed pipe 24 is sleeved on the surface of the sliding bearing 23 and can be disassembled after oil extraction is finished, and the sliding bearing; a slide rail 9, a packer 7, a limiter 8 and a wireless signal receiving device 11 are arranged on the inner side of the casing 2; the filtering device 10 comprises a filtering pipe 12, a protective cover 13 and a through hole 14; the spherical filter cylinder 20 comprises a filter screen 16, a motor 17, a connecting sleeve 19 and a pull rod 18; the sand control device still includes sand setting pipe 4 and sand control tubular column 3, and sand setting pipe 4 is located the outer wall of sand control tubular column 3, and supreme filter equipment 10, wire winding screen 15 and the spherical cartridge filter 20 of being in proper order are followed to sand control tubular column 3, and sand control tubular column 3 top is beam-pumping unit tubular column 5. The sand control pipe column 3 is provided with at least one wire winding screen 15.
The spherical filter cartridge 20 is internally and hollow provided with a motor 17, a connecting sleeve 19 is sleeved outside the motor 17, a pull rod 18 is fixed outside the connecting sleeve 19, the filter screen 16 has a preset minimum aperture, and meanwhile, sand larger than the aperture continuously slides down under the driving of the motor 17, and liquid is pumped away by the pumping unit pipe column 5 to finish four times of filtering.
In conclusion, the invention solves the problem that sand accumulated on the inner wall of the pipeline for a long time easily blocks the filter screen through process improvement, and simultaneously improves the quality and purity of crude oil through multiple times of sand prevention filtration.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (8)
1. The utility model provides a novel sand control device, includes sleeve pipe (2), sand setting pipe (4), sand control tubular column (3), filter equipment (10), wire winding screen cloth (15), spherical cartridge filter (20), oil pipe (1), retainer plate (21), slide bearing (23), fixed pipe (24) are main equipment, its characterized in that: the oil delivery pipe (6) is communicated with the oil feeding pipe (1), the oil feeding pipe (1) is connected with the casing pipe (2), the casing pipe (2) is embedded inside the oil delivery pipe (6), and the top of the casing pipe penetrates through the oil delivery pipe (6) and extends to the upper part of the oil delivery pipe (6); the oil delivery pipe is characterized in that a fixing ring (21) is connected to the surface of the sleeve (2), a groove (22) is formed in the position, corresponding to the fixing ring (21), of the oil delivery pipe (6), the surface of the fixing ring (21) is movably connected with the inner wall of the groove (22), a sliding bearing (23) is fixedly sleeved on the surface of the sleeve (2), a fixing pipe (24) is fixedly sleeved on the surface of the sliding bearing (23), and the sliding bearing (23) and the fixing pipe (24) are both located above the oil delivery pipe (6); the sand control pipe column (3) is sleeved with the sand setting pipe (4), and a filtering device (10), a wire winding screen (15) and a spherical filtering cylinder (20) are arranged in the sand control pipe column from bottom to top in sequence; a lower opening (101) is formed in the bottom of the sand setting pipe (4), and a sliding sleeve (102) is arranged on the upper portion of the sand setting pipe corresponding to the lower opening (101) to block or open the lower opening (101); the filtering device (10) comprises a through hole (14), a filtering pipe (12) and a protective cover (13); the spherical filter cartridge (20) comprises a spherical filter screen (16), a motor (17), a connecting sleeve (19) and a pull rod (18), the motor (17) is arranged in the spherical filter cartridge (20) in a hollow mode, the connecting sleeve (19) is sleeved outside the motor (17), the pull rod (18) is fixed outside the connecting sleeve (19) and drives the filter screen (16) to rotate; and an oil pumping unit pipe column (5) is arranged above the sand control pipe column (3).
2. The novel sand control device of claim 1, wherein: the sliding rail (9) and the packer (7) are vertically and hermetically mounted, and the packer (7) can slide up and down on the sliding rail (9) along the axial direction of the casing (2).
3. The novel sand control device of claim 2, wherein: and a movable limiting stopper (8) is arranged on the sliding rail (9) and is used for allowing or limiting the packer (7) to slide up and down on the sliding rail (9) along the axial direction of the sleeve (2).
4. The novel sand control device of claim 1, wherein: the packer (7) is a releasing packer, and a sealing ring is arranged between the packer (7) and the sleeve (2).
5. The novel sand control device of claim 1, wherein: the bottom of the sand setting pipe (4) is also provided with a wireless receiving module (11) which is used for receiving wireless signals and opening or closing the lower opening (101) according to the signals.
6. The novel sand control device of claim 1, wherein: the bottom of the sand setting pipe (4) is provided with a plurality of lower openings (101).
7. The novel sand control device of claim 1, wherein: the filtering device (10) is positioned at the bottom of the sand control pipe column (3), the position of the protective cover (13) corresponds to the position of the through hole (14), and the protective cover (13) is fixedly connected below the filtering pipe (12) in a hemispherical shape.
8. The novel sand control device of claim 1, wherein: the sand control pipe column (3) is provided with at least one wire winding screen (15).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910946367.5A CN110617036A (en) | 2019-10-04 | 2019-10-04 | Novel sand prevention device |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201910946367.5A CN110617036A (en) | 2019-10-04 | 2019-10-04 | Novel sand prevention device |
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| CN110617036A true CN110617036A (en) | 2019-12-27 |
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| CN201910946367.5A Pending CN110617036A (en) | 2019-10-04 | 2019-10-04 | Novel sand prevention device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
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| CN116658131A (en) * | 2023-08-02 | 2023-08-29 | 招远金河石油设备技术开发有限公司 | Vibration screen tube sand filtering screen pipe device |
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