CN112943145A - Sand prevention oil well head - Google Patents
Sand prevention oil well head Download PDFInfo
- Publication number
- CN112943145A CN112943145A CN202110231940.1A CN202110231940A CN112943145A CN 112943145 A CN112943145 A CN 112943145A CN 202110231940 A CN202110231940 A CN 202110231940A CN 112943145 A CN112943145 A CN 112943145A
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- pipe
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- 239000004576 sand Substances 0.000 title claims abstract description 87
- 239000003129 oil well Substances 0.000 title claims description 11
- 230000002265 prevention Effects 0.000 title claims description 5
- 239000003208 petroleum Substances 0.000 claims abstract description 44
- 238000001914 filtration Methods 0.000 claims abstract description 42
- 230000008878 coupling Effects 0.000 claims abstract description 41
- 238000010168 coupling process Methods 0.000 claims abstract description 41
- 238000005859 coupling reaction Methods 0.000 claims abstract description 41
- 241000207965 Acanthaceae Species 0.000 claims abstract description 7
- 238000007790 scraping Methods 0.000 claims description 21
- 238000011084 recovery Methods 0.000 claims description 13
- 230000007246 mechanism Effects 0.000 claims description 11
- 238000000926 separation method Methods 0.000 claims description 11
- 230000006835 compression Effects 0.000 claims description 8
- 238000007906 compression Methods 0.000 claims description 8
- 238000010030 laminating Methods 0.000 claims description 6
- 230000000903 blocking effect Effects 0.000 abstract description 6
- 239000012141 concentrate Substances 0.000 description 4
- 238000010586 diagram Methods 0.000 description 4
- 239000012535 impurity Substances 0.000 description 3
- 239000007788 liquid Substances 0.000 description 2
- 239000013049 sediment Substances 0.000 description 2
- 238000004062 sedimentation Methods 0.000 description 2
- 239000007858 starting material Substances 0.000 description 2
- 238000003756 stirring Methods 0.000 description 2
- 238000007792 addition Methods 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000010276 construction Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000005192 partition Methods 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
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Classifications
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- 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
- E21B33/00—Sealing or packing boreholes or wells
- E21B33/02—Surface sealing or packing
- E21B33/03—Well heads; Setting-up thereof
-
- 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
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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)
- Chemical & Material Sciences (AREA)
- Dispersion Chemistry (AREA)
- Excavating Of Shafts Or Tunnels (AREA)
Abstract
The invention relates to a wellhead, in particular to a sand-proof petroleum wellhead. Including circular casing, advance oil pipe, cross acanthus leaf, connection shell, knot shell and filter the storehouse, the lower extreme rigid coupling of circular casing and intercommunication advance oil pipe, the cross acanthus leaf sets up in circular casing, and the center of cross acanthus leaf coincides with the axis of circular casing, and connection shell rigid coupling and intercommunication are at the upper end of circular casing, detain the rear end of shell rigid coupling at circular casing, filter the storehouse and include incomplete circular casing, ann connect wall and convex filter house, and the wall is connected to the upper end rigid coupling of incomplete circular casing, ann connects the convex filter house of inside rigid coupling of wall lower extreme, and convex filter house and incomplete circular casing intercommunication are in the upper end of connecting the shell. The circular arc-shaped filtering part is used for blocking sand from passing through and can enable oil to pass through.
Description
Technical Field
The invention relates to a wellhead, in particular to a sand-proof petroleum wellhead.
Background
For example, the manhole cover for preventing silt from falling into a wellhead is disclosed as CN104790432A, the manhole cover is provided with a cover opening hole, a sand-proof cover capable of moving up and down is arranged at the cover opening hole, a spring is connected between the sand-proof cover and the manhole cover, and the sand-proof cover shields the cover opening hole from bottom to top under the action of the spring force. The sand well cover opening device can prevent silt from falling into a well mouth through the opening hole of the sand well cover, does not interfere with the opening operation of the sand well cover, and can still insert the grab hook from the opening hole to lift the sand well cover like the common sand well cover when the sand well cover is opened. But it cannot treat sand in the oil.
Disclosure of Invention
The invention aims to provide a sand-prevention petroleum wellhead which can treat sand in petroleum.
The purpose of the invention is realized by the following technical scheme:
the utility model provides a sand control oil well head, includes circular casing, oil inlet pipe, cross acanthus leaf, connects the shell, detains the shell and filters the storehouse, the lower extreme rigid coupling of circular casing and intercommunication oil inlet pipe, the cross acanthus leaf sets up in circular casing, and the center of cross acanthus leaf coincides with the axis of circular casing, connects the shell rigid coupling and communicates in the upper end of circular casing, detains the shell rigid coupling in the rear end of circular casing, filter the storehouse and include incomplete circular casing, ann connect wall and convex filter house, and the wall is connected to the upper end rigid coupling of incomplete circular casing, ann connects the convex filter house of inside rigid coupling of wall lower extreme, and convex filter house communicates with incomplete circular casing, and incomplete circular casing rigid coupling communicates in the upper end of connecting the shell.
The sand-proof petroleum well head also comprises a motor I, a connecting pipe, a side pipe, a bottom pipe, an upper inclined pipe, a lower inclined pipe I, a valve casing, a lower inclined pipe II, an electric push rod I, a plate valve, a motor III, spiral blades, a recovery box and a separation filtering part, wherein the motor I is fixedly connected at the front end of the circular casing, the middle part of an output shaft of the motor I is rotatably connected at the front end of the circular casing, the front end of a cross blade plate is fixedly connected with the output shaft of the motor I, the left end of the connecting pipe is fixedly connected and communicated with the right lower side of the circular casing, the right end of the connecting pipe is fixedly connected and communicated with the left end of the side pipe, the bottom pipe is fixedly connected and communicated with the lower end of the side pipe, the upper inclined pipe is fixedly connected and communicated with the right end of the bottom pipe, the lower inclined pipe I is fixedly connected and communicated with the upper side of the right end of the upper inclined pipe, the left end of the valve, the plate valve can seal or open the valve casing, the lower extreme of the expansion end rigid coupling plate valve of electric putter I, I rigid coupling of electric putter is at the lower extreme of valve casing, the lower extreme of valve casing is passed to the expansion end of electric putter I, the III rigid couplings of motor are at the left lower extreme of side pipe, the axis of the III output shafts of motor and the axis coincidence of last pipe chute, the III output shafts of motor extend to the upper portion of pipe chute, the spiral leaf rigid coupling is on the output shaft of motor III, the upside of I right-hand member rigid couplings of lower pipe chute and intercommunication collection box left end, the filter house is separated to left side rigid coupling in the collection box, it separates two parts with the collection box.
This sand control oil well head still includes lid shell, pipeline and pump, and the lid shell rigid coupling is in the upper end of collection box, and the lid shell links up with the right-hand member of separating the filter house, is equipped with the pipeline on the lid shell, the pipeline can be taken the oil in the collection box out through the pump.
This sand control oil well head still includes connecting rod, layer board, connection piece and electric putter II, the lower extreme rigid coupling layer board left front end of connecting rod, the one end of the upper end rigid coupling connection piece of connecting rod, the expansion end of the other end rigid coupling electric putter II of connection piece, II rigid couplings of electric putter are at the front end of collection box, the right-hand member of layer board and the left end laminating of separating the filter house slide.
This sand control oil well head still includes, scraper blade and motor IV, motor IV rigid coupling are at the lower extreme of lid shell, and motor IV's output shaft is by supreme passing the lid shell down, and the scraper blade rigid coupling is on motor IV output shaft, and the scraper blade can slide the laminating with the up end of lid shell, and the up end of layer board can coincide with the up end of lid shell, and the scraper blade can pass through the layer board with circular motion.
The sand-prevention petroleum wellhead also comprises a motor II, casing shells and a processing mechanism, wherein the upper end of a side pipe is fixedly connected and communicated with one filter bin, the upper end of the side pipe is fixedly connected and communicated with the lower end of an incomplete circular shell, the motor II is fixedly connected at the right end of the incomplete circular shell positioned at the right side, an output shaft of the motor II is rotatably connected on the two incomplete circular shells, the axis of the output shaft of the motor II is superposed with the circle center of the incomplete circular shell, and the output shaft of the motor II is fixedly connected with the two casing shells, the processing mechanism comprises a shifting plate, a pad seat, support rods and a scraping part, the upper part of the shifting plate is fixedly connected with the pad seat, the pad seat is connected with two support rods in a sliding way, the scraping part is fixedly connected with the upper ends of the support rods, the upper ends of the support rods are higher than the upper end of the shifting plate, the lower ends of the support rods are fixedly connected with a limiting part, the limiting part is positioned below the cushion seat, the support rod is sleeved with a compression spring, and two ends of the compression spring are respectively contacted with the cushion seat and the scraping part; four processing mechanisms are uniformly and fixedly connected to each casing in the circumferential direction, and the shifting plate is fixedly connected with the casings.
The scraping part is of an arc structure and can be in sliding fit with the lower end face of the corresponding arc-shaped filtering part.
The sand-prevention petroleum wellhead also comprises a buckling shell, wherein the upper ends of the two incomplete circular shells are fixedly connected with one buckling shell respectively.
The sand prevention petroleum wellhead also comprises a three-way pipe, and the left end and the right end of the three-way pipe are fixedly connected and communicated with the inner ends of the two buckling shells respectively.
The incomplete round shell and the buckling shell are detachably connected.
The sand-prevention petroleum wellhead has the beneficial effects that:
the route of the petroleum firstly passes through the oil inlet pipe from bottom to top and then enters the circular shell, after the petroleum containing sand and impurities impacts the cross-shaped blade plate, the sand is refluxed and dispersed, the flow of the sand reaching the filtering bin is reduced, the sand is buffered, the blockage of the circular arc-shaped filtering part is avoided, and the petroleum can pass through the circular arc-shaped filtering part by blocking the sand.
Drawings
The invention is described in further detail below with reference to the accompanying drawings and specific embodiments.
FIG. 1 is a schematic diagram of the overall construction of a sand control petroleum wellhead of the present invention;
FIG. 2 is a partial schematic view of the first embodiment of the present invention;
FIG. 3 is a second partial schematic structural view of the present invention;
FIG. 4 is a third schematic view of a portion of the present invention;
FIG. 5 is a fourth schematic view of a portion of the present invention;
FIG. 6 is a schematic diagram of a portion of the present invention;
FIG. 7 is a schematic diagram six of a portion of the present invention;
FIG. 8 is a seventh schematic view of a portion of the present invention;
FIG. 9 is a partial schematic view eight of the present invention;
FIG. 10 is a partial schematic illustration nine of the present invention;
FIG. 11 is a partial schematic illustration of the present invention;
fig. 12 is a partial structural diagram eleven of the present invention.
In the figure: a circular housing 1; an oil inlet pipe 101; a cross vane 102; a motor I103; a connecting shell 104; a connection pipe 105; a buckle housing 106; a housing 2 which is not completely circular; an attachment wall 201; a circular arc shaped filter portion 202; a side tube 3; a bottom tube 301; an upper down tube 302; a lower inclined tube I303; a motor II 4; a case 401; a dial plate 402; a pad holder 403; a brace bar 404; a scraping portion 405; a three-way pipe 5; a buckle housing 501; a valve housing 6; a lower inclined tube II 601; an electric push rod I7; a plate valve 701; a motor III 8; helical blades 801; a recovery tank 9; a partition filter portion 901; a cover housing 902; a connecting rod 10; a pallet 1001; a connecting piece 1002; an electric push rod II 1003; a squeegee 11; and a motor IV 1101.
Detailed Description
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "up", "down", "front", "back", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", and the like, indicate orientations or positional relationships based on those shown in the drawings, and are used only for convenience in describing the present invention and for simplicity in description, and do not indicate or imply that the referenced devices or elements must have a particular orientation, be constructed and operated in a particular orientation, and thus, are not to be construed as limiting the present invention.
The present invention will be described in further detail with reference to the accompanying drawings.
The first embodiment is as follows:
as shown in the figure, the sand-prevention petroleum wellhead comprises a circular shell 1, an oil inlet pipe 101, a cross-shaped blade plate 102, a connecting shell 104, a buckling shell 106 and a filtering bin, wherein the lower end of the circular shell 1 is fixedly connected and communicated with the oil inlet pipe 101, the cross-shaped blade plate 102 is arranged in the circular shell 1, the center of the cross-shaped blade plate 102 is overlapped with the axis of the circular shell 1, the connecting shell 104 is fixedly connected and communicated with the upper end of the circular shell 1, the buckling shell 106 is fixedly connected at the rear end of the circular shell 1, the filtering bin comprises an incomplete circular shell 2, a connecting wall 201 and an arc-shaped filtering part 202, the upper end of the incomplete circular shell 2 is fixedly connected and communicated with the connecting wall 201, the arc-shaped filtering part 202 is fixedly connected inside the lower end of the connecting wall 201, the arc-shaped filtering part 202 is communicated with the incomplete circular shell 2. The route of the oil firstly passes through the oil inlet pipe 101 from bottom to top and then enters the circular shell 1, after the oil containing sand and impurities impacts the cross-shaped blade plate 102, the sand flows back and is dispersed, the flow of the sand reaching the filtering bin is reduced and buffered, the circular arc-shaped filtering part 202 is prevented from being blocked, and the oil can pass through the circular arc-shaped filtering part 202.
The second embodiment is as follows:
as shown in the figure, the sand-prevention petroleum wellhead also comprises a motor I103, a connecting pipe 105, a side pipe 3, a bottom pipe 301, an upper inclined pipe 302, a lower inclined pipe I303, a valve casing 6, a lower inclined pipe II 601, an electric push rod I7, a plate valve 701, a motor III 8, a spiral blade 801, a recovery box 9 and a separation filtering part 901, wherein the motor I103 is fixedly connected at the front end of the circular casing 1, the middle part of an output shaft of the motor I103 is rotatably connected at the front end of the circular casing 1, the front end of the cross-shaped blade plate 102 is fixedly connected with the output shaft of the motor I103, the left end of the connecting pipe 105 is fixedly connected and communicated with the right lower side of the circular casing 1, the right end of the connecting pipe 105 is fixedly connected and communicated with the left end of the side pipe 3, the bottom pipe 301 is fixedly connected and communicated with the lower end of the side pipe 3, the upper inclined pipe 302 is fixedly connected and communicated with the right end of the bottom pipe I301, the lower inclined pipe I303 is fixedly connected, down pipe chute II 601 rigid coupling and intercommunication are at the right-hand member of valve casing 6, plate valve 701 sliding connection is in valve casing 6, plate valve 701 can seal or open valve casing 6, electric putter I7's expansion end rigid coupling plate valve 701's lower extreme, electric putter I7 rigid coupling is at the lower extreme of valve casing 6, electric putter I7's expansion end passes the lower extreme of valve casing 6, motor III 8 rigid coupling is at the 3 left lower extremes of side pipe, the axis of motor III 8 output shaft and the axis coincidence of last pipe chute 302, motor III 8 output shaft extends to the upper portion of last pipe chute 302, helical blade 801 rigid coupling is on motor III 8's output shaft, the I303 right-hand member rigid coupling of pipe down is and is led to the upside of collection box 9 left end, left side rigid coupling in the collection box 9 separates filter part 901, separate filter part 901 and separate collection box 9 into two. The motor I103 is started to drive the cross vane plate 102 to rotate clockwise, the cross vane plate 102 stirs sand in the oil to enable the sand to be evenly distributed when the sand flows along with the oil, the blocking phenomenon caused by high local sand content is avoided, besides the upward simultaneous movement of the video of the oil, the video of the oil can also be shunted into the side pipe 3 through the connecting pipe 105, then the oil moves downwards, the liquid level is increased along with the increase of the oil, the sand is favorably deposited below the side pipe 3, the sand is shunted and concentrated, when the oil inlet pipe 101 does not pass through the oil, the rotation of the cross vane plate 102 is kept, the rightward flowing force is generated, the sedimentation and the collection of the sand below the side pipe 3 are promoted, the motor III 8 is started to drive the spiral vane 801 to rotate to push the sand into the recovery box 9, the sand is located on the left side of the separation filtering part 901, the separation filtering part 901 is used for blocking the sand and enabling, the separation of sand and oil is realized. An electric push rod I7 is started to drive a plate valve 701 to be opened or closed, the plate valve 701 is used for settling sand when being closed, and when the plate valve 701 is opened, the oil inlet pipe 101 stops passing of oil, and the sand is treated.
The third concrete implementation mode:
as shown in the figure, this sand control oil well head still includes lid shell 902, pipeline and pump, and lid shell 902 rigid coupling is in the upper end of collection box 9, and lid shell 902 links up with the right-hand member of separating filter portion 901, is equipped with the pipeline on the lid shell 902, the pipeline can be taken out the oil in the collection box 9 through the pump. The sand-free petroleum can be pumped by using a pipeline and a pump. Most sand is located the collection box 9, and the oil through filtering the storehouse also does not have sand to exist, alleviates the filtration pressure who filters the storehouse.
The fourth concrete implementation mode:
as shown in the figure, this sand control oil well head still includes connecting rod 10, layer board 1001, connection piece 1002 and electric putter II 1003, the left front end of the lower extreme rigid coupling layer 1001 of connecting rod 10, the one end of the upper end rigid coupling connection piece 1002 of connecting rod 10, the expansion end of the other end rigid coupling electric putter II 1003 of connection piece 1002, electric putter II 1003 rigid coupling is at the front end of collection box 9, the right-hand member of layer board 1001 and the left end laminating slip of separating filter house 901. And starting the electric push rod II 1003 to drive the supporting plate 1001 to rise, and sending sand on the supporting plate 1001 out of the recovery box 9.
The fifth concrete implementation mode:
as shown in the figure, the sand-prevention petroleum wellhead further comprises a scraper 11 and a motor iv 1101, the motor iv 1101 is fixedly connected to the lower end of the cover shell 902, an output shaft of the motor iv 1101 penetrates through the cover shell 902 from bottom to top, the scraper 11 is fixedly connected to the output shaft of the motor iv 1101, the scraper 11 can be in sliding fit with the upper end face of the cover shell 902, the upper end face of the supporting plate 1001 can be overlapped with the upper end face of the cover shell 902, and the scraper 11 can pass through the supporting plate 1001 in a circular motion mode. The starting motor IV 1101 drives the scraper 11 to do circular motion, sand conveyed by the supporting plate 1001 is removed, and then the sand in the recovery box 9 is discharged independently.
The sixth specific implementation mode:
as shown in the figure, the sand-prevention petroleum wellhead also comprises a motor II 4, a casing 401 and a processing mechanism, wherein the upper end of a side pipe 3 is fixedly connected and communicated with one filter bin, the upper end of the side pipe 3 is fixedly connected and communicated with the lower end of an incomplete circular shell 2, the motor II 4 is fixedly connected at the right end of the incomplete circular shell 2 positioned on the right side, an output shaft of the motor II 4 is rotatably connected on the two incomplete circular shells 2, the axis of the output shaft of the motor II 4 is superposed with the circle center of the incomplete circular shell 2, the output shaft of the motor II 4 is fixedly connected with the two casings 401, the processing mechanism comprises a shifting plate 402, a cushion 403, a support rod 404 and a scraping part 405, the upper part of the shifting plate 402 is fixedly connected with the cushion 403, the cushion 403 is slidably connected with the two support rods 404, the scraping part 405 is fixedly connected at the upper end of the support rod 404, the upper end of the support rod, the limiting part is positioned below the cushion seat 403, a compression spring is sleeved on the support rod 404, and two ends of the compression spring are respectively contacted with the cushion seat 403 and the scraping part 405; four processing mechanisms are uniformly and fixedly connected to each sleeve 401 in the circumferential direction, and the shifting plate 402 is fixedly connected with the sleeve 401. The output shaft of starter motor II 4 drives the cover shell 401 to rotate, the cover shell 401 drives the processing mechanism to rotate, and then the convex filtering part 202 that will correspond ground of scraping portion 405 scrapes, scrape away the sand that terminal surface gathers or bonds under the convex filtering part 202, the sand that will be located left scraping away of cross leaf plate 102 gets into side pipe 3 along with the oil, and the sand that is located the right side and is scraped away concentrates the below at side pipe 3 through subsiding, and then when the oil did not pass through into oil pipe 101, utilize inside surplus oil to concentrate the sediment of inside, and maintain the filtering part, and compression spring makes scraping portion 405 and convex filtering part 202 keep better laminating correspondingly.
The seventh embodiment:
as shown in the figure, the scraping portion 405 has a circular arc structure, and the scraping portion 405 can be slidably attached to the lower end surface of the circular arc filter portion 202.
The specific implementation mode is eight:
as shown in the figure, the sand control petroleum wellhead also comprises a buckling shell 501, and the upper ends of the two incomplete circular shells 2 are fixedly connected with one buckling shell 501 respectively.
The specific implementation method nine:
as shown in the figure, the sand prevention petroleum wellhead also comprises a three-way pipe 5, and the left end and the right end of the three-way pipe 5 are fixedly connected and communicated with the inner ends of the two buckling shells 501 respectively. The upper end of the three-way pipe 5 is provided with equipment for absorbing petroleum, so that the petroleum passes through the oil inlet pipe 101 from bottom to top, and two paths of petroleum passing through the three-way pipe 5 are treated, so that the equipment for absorbing petroleum is not damaged.
The detailed implementation mode is ten:
as shown, the partially circular housing 2 and the retaining shell 501 are detachably connected.
The invention relates to a sand-prevention petroleum wellhead, which has the working principle that:
the route of the oil firstly passes through the oil inlet pipe 101 from bottom to top and then enters the circular shell 1, after the oil containing sand and impurities impacts the cross-shaped blade plate 102, the sand flows back and is dispersed, the flow of the sand reaching the filtering bin is reduced and buffered, the circular arc-shaped filtering part 202 is prevented from being blocked, and the oil can pass through the circular arc-shaped filtering part 202. The motor I103 is started to drive the cross vane plate 102 to rotate clockwise, the cross vane plate 102 stirs sand in the oil to enable the sand to be evenly distributed when the sand flows along with the oil, the blocking phenomenon caused by high local sand content is avoided, besides the upward simultaneous movement of the video of the oil, the video of the oil can also be shunted into the side pipe 3 through the connecting pipe 105, then the oil moves downwards, the liquid level is increased along with the increase of the oil, the sand is favorably deposited below the side pipe 3, the sand is shunted and concentrated, when the oil inlet pipe 101 does not pass through the oil, the rotation of the cross vane plate 102 is kept, the rightward flowing force is generated, the sedimentation and the collection of the sand below the side pipe 3 are promoted, the motor III 8 is started to drive the spiral vane 801 to rotate to push the sand into the recovery box 9, the sand is located on the left side of the separation filtering part 901, the separation filtering part 901 is used for blocking the sand and enabling, the separation of sand and oil is realized. An electric push rod I7 is started to drive a plate valve 701 to be opened or closed, the plate valve 701 is used for settling sand when being closed, and when the plate valve 701 is opened, the oil inlet pipe 101 stops passing of oil, and the sand is treated. The sand-free petroleum can be pumped by using a pipeline and a pump. Most sand is located the collection box 9, and the oil through filtering the storehouse also does not have sand to exist, alleviates the filtration pressure who filters the storehouse. And starting the electric push rod II 1003 to drive the supporting plate 1001 to rise, and sending sand on the supporting plate 1001 out of the recovery box 9. The starting motor IV 1101 drives the scraper 11 to do circular motion, sand conveyed by the supporting plate 1001 is removed, and then the sand in the recovery box 9 is discharged independently. The output shaft of starter motor II 4 drives the cover shell 401 to rotate, the cover shell 401 drives the processing mechanism to rotate, and then the convex filtering part 202 that will correspond ground of scraping portion 405 scrapes, scrape away the sand that terminal surface gathers or bonds under the convex filtering part 202, the sand that will be located left scraping away of cross leaf plate 102 gets into side pipe 3 along with the oil, and the sand that is located the right side and is scraped away concentrates the below at side pipe 3 through subsiding, and then when the oil did not pass through into oil pipe 101, utilize inside surplus oil to concentrate the sediment of inside, and maintain the filtering part, and compression spring makes scraping portion 405 and convex filtering part 202 keep better laminating correspondingly. The upper end of the three-way pipe 5 is provided with equipment for absorbing petroleum, so that the petroleum passes through the oil inlet pipe 101 from bottom to top, and two paths of petroleum passing through the three-way pipe 5 are treated, so that the equipment for absorbing petroleum is not damaged.
It is to be understood that the above description is not intended to limit the present invention, and the present invention is not limited to the above examples, and that various changes, modifications, additions and substitutions which are within the spirit and scope of the present invention and which may be made by those skilled in the art are also within the scope of the present invention.
Claims (10)
1. The utility model provides a sand control oil well head, includes circular casing (1), advances oil pipe (101), cross acanthus leaf (102), connects shell (104), detains shell (106) and filters the storehouse, its characterized in that: the lower end of the circular shell (1) is fixedly connected and communicated with an oil inlet pipe (101), the cross-shaped vane plate (102) is arranged in the circular shell (1), the center of the cross-shaped vane plate (102) coincides with the axis of the circular shell (1), the connecting shell (104) is fixedly connected and communicated with the upper end of the circular shell (1), the buckling shell (106) is fixedly connected with the rear end of the circular shell (1), the filtering bin comprises an incomplete circular shell (2), an attachment wall (201) and an arc-shaped filtering part (202), the upper end of the incomplete circular shell (2) is fixedly connected with the attachment wall (201), the inner portion of the lower end of the attachment wall (201) is fixedly connected with the arc-shaped filtering part (202), the arc-shaped filtering part (202) is communicated with the incomplete circular shell (2), and the incomplete circular shell (2) is fixedly connected and communicated with the upper end of the connecting shell.
2. The sand control petroleum wellhead as claimed in claim 1 wherein: the sand-prevention petroleum wellhead also comprises a motor I (103), a connecting pipe (105), a side pipe (3), a bottom pipe (301), an upper inclined pipe (302), a lower inclined pipe I (303), a valve casing (6), a lower inclined pipe II (601), an electric push rod I (7), a plate valve (701), a motor III (8), a spiral blade (801), a recovery box (9) and a separation filtering part (901), wherein the motor I (103) is fixedly connected at the front end of the circular casing (1), the middle part of an output shaft of the motor I (103) is rotatably connected at the front end of the circular casing (1), the front end of a cross blade plate (102) is fixedly connected with the output shaft of the motor I (103), the left end of the connecting pipe (105) is fixedly connected and communicated at the right lower side of the circular casing (1), the right end of the connecting pipe (105) is fixedly connected and communicated at the left end of the side pipe (3), the bottom pipe (301) is fixedly connected and communicated at the lower end of the side pipe (3), the upper inclined pipe (302) is fixedly connected and communicated at, the lower inclined tube I (303) is fixedly connected and communicated with the upper side of the right end of the upper inclined tube (302), the left end of the valve casing (6) is fixedly connected and communicated with the lower end of the lower inclined tube I (303), the lower inclined tube II (601) is fixedly connected and communicated with the right end of the valve casing (6), the plate valve (701) is slidably connected in the valve casing (6), the plate valve (701) can close or open the valve casing (6), the movable end of the electric push rod I (7) is fixedly connected with the lower end of the plate valve (701), the electric push rod I (7) is fixedly connected with the lower end of the valve casing (6), the movable end of the electric push rod I (7) penetrates through the lower end of the valve casing (6), the motor III (8) is fixedly connected with the left lower end of the side tube (3), the axis of the output shaft of the motor III (8) is coincident with the axis of the upper inclined tube (302), the output shaft of the motor III (8) extends to the upper part of the, the right end of the lower inclined tube I (303) is fixedly connected and communicated with the upper side of the left end of the recovery box (9), the left side in the recovery box (9) is fixedly connected with a separation filtering part (901), and the separation filtering part (901) divides the recovery box (9) into two parts.
3. The sand control petroleum wellhead as claimed in claim 2 wherein: this sand control oil well head still includes lid shell (902), pipeline and pump, and lid shell (902) rigid coupling is in the upper end of collection box (9), and lid shell (902) link up with the right-hand member of separating filter part (901), is equipped with the pipeline on lid shell (902), the pipeline can be taken out the oil in collection box (9) through the pump.
4. The sand control petroleum wellhead as claimed in claim 3 wherein: this sand control oil well head still includes connecting rod (10), layer board (1001), connection piece (1002) and electric putter II (1003), the lower extreme rigid coupling layer board (1001) left front end of connecting rod (10), the one end of the upper end rigid coupling connection piece (1002) of connecting rod (10), the expansion end of the other end rigid coupling electric putter II (1003) of connection piece (1002), the front end of electric putter II (1003) rigid coupling in collection box (9), the right-hand member of layer board (1001) and the left end laminating slip of separating filter house (901).
5. The sand control petroleum wellhead according to claim 4 wherein: the sand-prevention petroleum wellhead also comprises a scraper (11) and a motor IV (1101), wherein the motor IV (1101) is fixedly connected to the lower end of the cover shell (902), an output shaft of the motor IV (1101) penetrates through the cover shell (902) from bottom to top, the scraper (11) is fixedly connected to the output shaft of the motor IV (1101), the scraper (11) can be in sliding fit with the upper end face of the cover shell (902), the upper end face of the supporting plate (1001) can be overlapped with the upper end face of the cover shell (902), and the scraper (11) can pass through the supporting plate (1001) in a circular motion mode.
6. The sand control petroleum wellhead as claimed in claim 5 wherein: the sand-prevention petroleum wellhead also comprises a motor II (4), casings (401) and a processing mechanism, wherein the upper end of a side pipe (3) is fixedly connected and communicated with one filter bin, the upper end of the side pipe (3) is fixedly connected and communicated with the lower end of an incomplete circular shell (2), the motor II (4) is fixedly connected at the right end of the incomplete circular shell (2) on the right side, an output shaft of the motor II (4) is rotatably connected on the two incomplete circular shells (2), the axis of the output shaft of the motor II (4) is superposed with the circle center of the incomplete circular shell (2), the output shaft of the motor II (4) is fixedly connected with the two casings (401), the processing mechanism comprises a shifting plate (402), a cushion seat (403), supporting rods (404) and a scraping part (405), the upper part of the shifting plate (402) is fixedly connected with the cushion seat (403), the cushion seat (403) is slidably connected with the two supporting rods (404), and the scraping part (405) is fixedly connected at the upper, the upper end of the support rod (404) is higher than the upper end of the shifting plate (402), the lower end of the support rod (404) is fixedly connected with a limiting part, the limiting part is positioned below the cushion seat (403), a compression spring is sleeved on the support rod (404), and two ends of the compression spring are respectively contacted with the cushion seat (403) and the scraping part (405); four processing mechanisms are uniformly and fixedly connected to the periphery of each casing (401), and the shifting plate (402) is fixedly connected with the casing (401).
7. The sand control petroleum wellhead as claimed in claim 6 wherein: the scraping part (405) is of an arc structure, and the scraping part (405) can be in sliding fit with the lower end face of the corresponding arc-shaped filtering part (202).
8. The sand control petroleum wellhead according to claim 7 wherein: the sand-prevention petroleum wellhead also comprises a buckling shell (501), and the upper ends of the two incomplete circular shells (2) are fixedly connected with one buckling shell (501) respectively.
9. The sand control petroleum wellhead as claimed in claim 8 wherein: the sand prevention petroleum wellhead also comprises a three-way pipe (5), and the left end and the right end of the three-way pipe (5) are fixedly connected and communicated with the inner ends of the two buckling shells (501) respectively.
10. The sand control petroleum wellhead as claimed in claim 9 wherein: the incomplete round shell (2) is detachably connected with the buckle shell (501).
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| CN202110231940.1A CN112943145B (en) | 2021-03-02 | 2021-03-02 | Sand prevention oil well head |
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| CN202110231940.1A CN112943145B (en) | 2021-03-02 | 2021-03-02 | Sand prevention oil well head |
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| CN112943145B CN112943145B (en) | 2021-11-02 |
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| CN114592818A (en) * | 2022-02-23 | 2022-06-07 | 江苏腾龙石化机械有限公司 | Oil well head suitable for desert environment |
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