CN111779467A - Oil pumping rod and oil pipe's well head frizing belt cleaning device - Google Patents
Oil pumping rod and oil pipe's well head frizing belt cleaning device Download PDFInfo
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- CN111779467A CN111779467A CN202010750453.1A CN202010750453A CN111779467A CN 111779467 A CN111779467 A CN 111779467A CN 202010750453 A CN202010750453 A CN 202010750453A CN 111779467 A CN111779467 A CN 111779467A
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- oil pipe
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- 238000004140 cleaning Methods 0.000 title claims abstract description 52
- 238000005086 pumping Methods 0.000 title claims description 8
- 238000007790 scraping Methods 0.000 claims abstract description 85
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 claims description 70
- 239000011162 core material Substances 0.000 claims description 48
- 238000007789 sealing Methods 0.000 claims description 48
- 238000003825 pressing Methods 0.000 claims description 34
- 230000002265 prevention Effects 0.000 claims description 24
- 239000000725 suspension Substances 0.000 claims description 10
- 239000010985 leather Substances 0.000 claims description 5
- 210000004907 gland Anatomy 0.000 claims description 3
- 238000007689 inspection Methods 0.000 abstract description 3
- 239000003921 oil Substances 0.000 description 183
- 230000001681 protective effect Effects 0.000 description 14
- 238000000034 method Methods 0.000 description 11
- 239000010865 sewage Substances 0.000 description 9
- 239000010779 crude oil Substances 0.000 description 8
- 238000009434 installation Methods 0.000 description 5
- 238000010276 construction Methods 0.000 description 3
- 238000010586 diagram Methods 0.000 description 3
- 239000012530 fluid Substances 0.000 description 3
- 238000011010 flushing procedure Methods 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 241000191291 Abies alba Species 0.000 description 1
- 230000003373 anti-fouling effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 239000004744 fabric Substances 0.000 description 1
- 239000003129 oil well Substances 0.000 description 1
- 239000004033 plastic Substances 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
- E21B37/00—Methods or apparatus for cleaning boreholes or wells
- E21B37/02—Scrapers specially adapted therefor
-
- 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
- E21B21/00—Methods or apparatus for flushing boreholes, e.g. by use of exhaust air from motor
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- Engineering & Computer Science (AREA)
- Life Sciences & Earth Sciences (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)
- Mechanical Engineering (AREA)
- Cleaning In General (AREA)
Abstract
The invention relates to a device, in particular to a wellhead oil scraping and cleaning device for a sucker rod and an oil pipe. The technical scheme of the invention is as follows: the utility model provides a sucker rod and oil pipe's well head belt cleaning device of scraping oil, scrapes oil purger and oil pipe outer wall and scrapes the oil purger including sucker rod oil scraping cleaner, oil pipe inner chamber, and the oil scraping cleaner of sucker rod is used for implementing the frizing, cleaning work to the sucker rod, and oil pipe inner chamber scrapes the oil purger and is used for implementing the frizing, cleaning work to the oil pipe inner chamber, and oil pipe outer wall scrapes the oil purger and is used for implementing the frizing, cleaning work to the oil pipe outer wall. The wellhead oil scraping and cleaning device for the sucker rod and the oil pipe can scrape and clean the sucker rod and the oil pipe at the wellhead respectively while the sucker rod or the oil pipe is lifted, so that pollution-free operation of conventional well repairing and pump inspection operation is realized.
Description
Technical Field
The invention relates to a device, in particular to a wellhead oil scraping and cleaning device for a sucker rod and an oil pipe.
Background
At present, when a pump is repaired and operated in an oil field, residual oil stains are left on the sucker rod and the oil pipe which are taken out from the oil well. The lifted sucker rod and oil pipe are generally arranged on the ground of a construction well site, and the hidden trouble of ground environment pollution still exists although some antifouling measures are adopted, such as paving anti-seepage plastic cloth on the lower surface of an oil pipe bridge.
Disclosure of Invention
The invention provides a wellhead oil scraping and cleaning device for a sucker rod and an oil pipe, which can scrape and clean the sucker rod and the oil pipe respectively while the sucker rod or the oil pipe is lifted so as to realize pollution-free operation of conventional well repairing and pump inspection operation.
The technical scheme of the invention is as follows:
the utility model provides a sucker rod and oil pipe's well head belt cleaning device of scraping oil, scrapes oil purger and oil pipe outer wall and scrapes the oil purger including sucker rod oil scraping cleaner, oil pipe inner chamber, and the oil scraping cleaner of sucker rod is used for implementing the frizing, cleaning work to the sucker rod, and oil pipe inner chamber scrapes the oil purger and is used for implementing the frizing, cleaning work to the oil pipe inner chamber, and oil pipe outer wall scrapes the oil purger and is used for implementing the frizing, cleaning work to the oil pipe outer wall.
The oil scraping and cleaning device for the well mouth of the sucker rod and the oil pipe has the preferred scheme that the oil scraping and cleaning device for the sucker rod comprises an outer shell, an upper clamp head, a first pressing cap, a first pressing ring, a self-sealing core of the sucker rod, a first nozzle shell, a first nozzle, a discharge cavity, a lower clamp head, an inlet high-pressure ball valve and a discharge high-pressure ball valve, wherein a first inclined table is arranged on the upper part of the inner wall of the outer shell, the upper clamp head is welded on the first pressing cap, the first pressing cap is arranged at the upper end of the outer shell, and the self-sealing core of the sucker rod is tightly pressed on the first inclined table through the first pressing ring; the first nozzle shell is arranged on the lower part of the inner wall of the outer shell, and a plurality of first nozzles are uniformly embedded on the first nozzle shell; the lower end of the outer shell is connected with the drainage cavity, the lower hoop head is installed at the lower end of the drainage cavity, the side face of the outer shell is connected with the inlet high-pressure ball valve, and the side face of the drainage cavity is connected with the drainage high-pressure ball valve.
The oil scraping and cleaning device for the wellhead of the sucker rod and the oil pipe has the preferable scheme that a first annular groove is formed in the outer wall of a first nozzle shell, the outer wall of the first nozzle shell is tightly connected with the inner wall of an outer shell, and a first water inlet cavity is formed at the first annular groove; a plurality of first water outlet holes are uniformly formed in the lower end of the first nozzle shell along the circumference, the first water outlet holes are communicated with the first water inlet cavity, and the first nozzle is embedded in the end head of the first water outlet holes; the inlet high-pressure ball valve is communicated with the first water inlet cavity.
The oil scraping and cleaning device for the well mouth of the sucker rod and the oil pipe has the preferable scheme that the sucker rod self-sealing core is made of oil-resistant rubber; the middle section of the self-sealing core of the sucker rod is in a round sleeve shape, and two ends of the self-sealing core of the sucker rod are respectively in a horn mouth shape; the inner hole of the middle section of the self-sealing core of the sucker rod and the sucker rod can be installed in a fitting manner; and one end of the self-sealing core of the sucker rod is provided with a first annular pointed-angle-shaped protrusion, and the first annular pointed-angle-shaped protrusion is attached to the first sloping platform.
The oil scraping and cleaning device for the sucker rod and the wellhead of the oil pipe has the preferable scheme that the oil scraping and cleaning device for the inner cavity of the oil pipe comprises a pressing cap nut, a delivery leather cup, a central rod, an upper protective ring, an oil scraping block, a middle protective ring, an oil scraping block spring and a guide head, wherein the guide head is fixed at the end head of the central rod, the upper protective ring and the middle protective ring are respectively arranged in the middle of the central rod, the oil scraping block is arranged between the upper protective ring and the middle protective ring and between the middle protective ring and the guide head, and the oil scraping block spring is arranged between the oil scraping block and the central rod; the delivery leather cup is sleeved on the central rod and is fastened through the pressing cap nut.
The oil scraping and cleaning device for the sucker rod and the well mouth of the oil pipe has the preferred scheme that the oil scraping and cleaning device for the outer wall of the oil pipe comprises a shell, a second pressing cap, a second pressing ring, a self-sealing core of the oil pipe, a second nozzle shell, a second nozzle, a water inlet high-pressure ball valve and a blowout prevention mechanism, wherein the upper part of the inner wall of the shell is provided with a second inclined table, the second pressing cap is arranged at the upper end of the shell, and the self-sealing core of the oil pipe is tightly pressed on the second inclined table by the second pressing ring; the second nozzle shell is arranged on the lower part of the inner wall of the shell, and a plurality of second nozzles are uniformly embedded on the second nozzle shell; the side surface of the shell is connected with the water inlet high-pressure ball valve; the blowout prevention mechanism is used for preventing blowout and kick accidents.
The oil scraping and cleaning device for the wellhead of the sucker rod and the oil pipe has the advantages that the blowout prevention mechanism comprises a blowout prevention flange, a suspension joint, a high-pressure cock, a lifting sub and an M30 bolt, the lower part of the blowout prevention flange is connected with the suspension joint, the upper part of the blowout prevention flange is connected with the high-pressure cock, and the upper part of the high-pressure cock is connected with the lifting sub; when the blowout prevention flange is used, the blowout prevention flange is connected with the second pressure cap through an M30 bolt, and the suspension joint is connected with an oil pipe.
The oil scraping and cleaning device for the wellhead of the sucker rod and the oil pipe has the preferable scheme that the outer wall of the second nozzle shell is provided with a second annular groove, the outer wall of the second nozzle shell is tightly jointed with the inner wall of the shell, and a second water inlet cavity is formed at the second annular groove; a plurality of second water outlet holes are uniformly formed in the lower end of the second nozzle shell along the circumference, the second water outlet holes are communicated with the second water inlet cavity, and the second nozzle is embedded in the end head of the second water outlet hole; and the water inlet high-pressure ball valve is communicated with the water inlet cavity II.
The oil pumping rod and oil pipe well mouth oil scraping and cleaning device has the preferable scheme that the oil pipe self-sealing core material is oil-resistant rubber; the middle section of the oil pipe self-sealing core is in a round sleeve shape, and two ends of the oil pipe self-sealing core are in a horn mouth shape respectively; the middle section inner hole of the oil pipe self-sealing core and the oil pipe can be installed in a fitting manner; and one end of the oil pipe self-sealing core is provided with a second annular pointed-angle-shaped protrusion, and the second annular pointed-angle-shaped protrusion is attached to the second inclined platform.
The working process of the wellhead oil scraping and cleaning device for the sucker rod and the oil pipe is as follows:
the utility model provides an utilize sucker rod to scrape oil purger at the in-process of playing the sucker rod, carry out the cleaning work of scraping oil to every sucker rod: pumping high-temperature steam hot water output by a steam boiler pump truck into a water inlet cavity formed by the outer shell and the nozzle shell I through an inlet high-pressure ball valve connected to the side surface of the outer shell; the high-temperature steam hot water is sprayed to the sucker rod body through the nozzle, and the crude oil on the sucker rod is washed by utilizing the temperature of the high-temperature steam hot water and the speed of the fluid sprayed by the nozzle I; meanwhile, the residual oil stain on the sucker rod is scraped clean by the self-sealing core of the sucker rod in the lifting process; and the sewage and crude oil generated in the cleaning process return to the sleeve annulus or the ground sewage tank from the sewage discharge pipe on the sewage discharge high-pressure ball valve on the side surface of the sewage discharge cavity.
After all the sucker rods are pulled out, residual oil on the inner wall of the oil pipe is scraped by an oil scraping cleaner by utilizing the temperature of hot water and the inner cavity of the oil pipe: after the oil pipe is washed for one circle by utilizing the high-temperature steam hot water output by the steam boiler pump truck, the oil pipe inner cavity oil scraping cleaner is put into the oil pipe inner cavity, the oil pipe inner cavity oil scraping cleaner is washed by hot water from the wellhead until the lowest end of the oil pipe column, and crude oil and sewage in the oil pipe inner cavity are all pushed into the oil sleeve ring.
Thirdly, the oil scraping and cleaning work is implemented on the outer wall of the oil pipe by utilizing an oil scraping cleaner on the outer wall of the oil pipe: high-temperature steam hot water output by a steam boiler pump truck is pumped into a water inlet cavity formed by the shell and the nozzle shell II through a water inlet high-pressure ball valve connected to the side surface of the shell; the high-temperature steam hot water is sprayed to the outer wall of the oil pipe through the nozzle, and the temperature of the high-temperature steam hot water and the speed of the fluid sprayed by the nozzle II are used for generating the impact force to flush the crude oil on the outer wall of the oil pipe; meanwhile, residual oil stains on the outer wall of the oil pipe are scraped clean by the oil pipe self-sealing core in the lifting process; while the sewage and crude oil produced in the cleaning process flow into the annular space of the casing.
The invention has the beneficial effects that: the wellhead oil scraping and cleaning device for the sucker rod and the oil pipe can scrape and clean the sucker rod and the oil pipe respectively while the sucker rod or the oil pipe is lifted, so that pollution-free operation of conventional well repair and pump inspection operation is realized.
Drawings
FIG. 1 is a view of the structure of an oil scraping cleaner of a sucker rod;
FIG. 2 is a structural diagram of an oil scraping cleaner in an inner cavity of an oil pipe;
FIG. 3 is a structural diagram of an oil scraping cleaner for the outer wall of an oil pipe without a blowout prevention mechanism;
FIG. 4 is a block diagram of the blowout preventer;
FIG. 5 is a structural view of the nozzle housing;
FIG. 6 is a sectional view taken along line A-A of FIG. 5;
FIG. 7 is a view showing the construction of a self-sealing core of a sucker rod;
FIG. 8 is a view of the second configuration of the nozzle body;
FIG. 9 is a sectional view taken along line B-B of FIG. 8;
FIG. 10 is a view showing the construction of a self-sealing core of an oil pipe;
FIG. 11 is a schematic view showing the on-site installation and working status of the oil wiper of the sucker rod;
FIG. 12 is a schematic view showing the on-site putting and working of an oil scraping cleaner in an inner cavity of an oil pipe;
FIG. 13 is a schematic view of an oil scraping cleaner on the outer wall of an oil pipe in a field installation and working state;
FIG. 14 is a schematic view of the working state of the oil pipe outer wall oil scraping cleaner of the installation part blowout preventing mechanism.
Detailed Description
As shown in fig. 1-14, a device for scraping and cleaning oil from a well mouth of a sucker rod and an oil pipe comprises a sucker rod oil scraping cleaner, an oil pipe inner cavity oil scraping cleaner and an oil pipe outer wall oil scraping cleaner, wherein the sucker rod oil scraping cleaner is used for scraping and cleaning an oil sucker rod 45, the oil pipe inner cavity oil scraping cleaner is used for scraping and cleaning an inner cavity of an oil pipe 49, and the oil pipe outer wall oil scraping cleaner is used for scraping and cleaning an outer wall of the oil pipe 49.
The oil scraping cleaner for the sucker rod comprises an outer shell 5, an upper clamp head 1, a first pressing cap 2, a first pressing ring 3, a self-sealing core 4 of the sucker rod, a first nozzle shell 6, a first nozzle 7, a drainage cavity 8, a lower clamp head 9, an inlet high-pressure ball valve 10 and a drainage high-pressure ball valve 11, wherein a first inclined table is arranged on the upper portion of the inner wall of the outer shell 5, the upper clamp head 1 is welded on the first pressing cap 2, the first pressing cap 2 is installed at the upper end of the outer shell 5, and the self-sealing core 4 is tightly pressed on the first inclined table by the first pressing ring 3 through the first pressing cap 2; the self-sealing core 4 of the sucker rod is made of oil-resistant rubber; the middle section of the self-sealing core 4 of the sucker rod is in a round sleeve shape, two ends of the self-sealing core 4 of the sucker rod are in a horn mouth shape respectively, and the inner hole of the middle section of the self-sealing core 4 of the sucker rod is attached to the sucker rod 45; one end of the self-sealing core 4 of the sucker rod is provided with a first annular pointed-angle-shaped protrusion 35, and the first annular pointed-angle-shaped protrusion 35 is attached to the first inclined platform; the first nozzle shell 6 is mounted on the lower portion of the inner wall of the outer shell 5, a first annular groove 34 is formed in the outer wall of the first nozzle shell 6, the outer wall of the first nozzle shell 6 is tightly connected with the inner wall of the outer shell 5, and a first water inlet cavity is formed in the first annular groove 34; twelve water outlet holes I33 are uniformly formed in the lower end of the nozzle shell I6 along the circumference, the water outlet holes I33 are communicated with the water inlet cavity I, and the end heads of the water outlet holes I33 are embedded with the nozzles I7; the lower end of the outer shell 5 is connected with the drainage cavity 8, the lower hoop head 9 is installed at the lower end of the drainage cavity 8, the side face of the outer shell 5 is connected with the inlet high-pressure ball valve 10, the inlet high-pressure ball 10 is communicated with the first water inlet cavity, and the side face of the drainage cavity 8 is connected with the drainage high-pressure ball valve 11.
The oil scraping cleaner for the inner cavity of the oil pipe comprises a gland nut 12, a delivery leather cup 13, a central rod 14, an upper protective ring 15, an oil scraping block 16, a middle protective ring 17, an oil scraping block spring 18 and a guide head 19, wherein the guide head 19 is fixed at the end of the central rod 14, the upper protective ring 15 and the middle protective ring 17 are respectively arranged in the middle of the central rod 14, the oil scraping block 16 is arranged between the upper protective ring 15 and the middle protective ring 17 and between the middle protective ring 17 and the guide head 19, and the oil scraping block spring 18 is arranged between the oil scraping block 16 and the central rod 14; the delivery cup 13 is sleeved on the central rod 14 and fastened by the gland nut 12.
The oil scraping cleaner for the outer wall of the oil pipe comprises a shell 21, a second pressing cap 22, a second pressing ring 23, a self-sealing core 24 of the oil pipe, a second nozzle shell 25, a second nozzle 26, a water inlet high-pressure ball valve 27 and a blowout prevention mechanism, wherein an inclined table II is arranged on the upper part of the inner wall of the shell 21, the second pressing cap 22 is installed at the upper end of the shell 21, and the self-sealing core 24 of the oil pipe is tightly pressed on the inclined table II through the second pressing ring 23 by the second pressing cap 22; the oil pipe self-sealing core 24 is made of oil-resistant rubber; the middle section of the oil pipe self-sealing core 24 is in a round sleeve shape, and two ends of the oil pipe self-sealing core are in a horn mouth shape respectively; the middle section inner hole of the oil pipe self-sealing core 24 and the oil pipe 49 can be installed in a fitting manner; an annular pointed horn-shaped protrusion II 38 is arranged at one end of the oil pipe self-sealing core 24, and the annular pointed horn-shaped protrusion II 38 is attached to the inclined platform II; the second nozzle shell 25 is mounted on the lower portion of the inner wall of the shell 21, a second annular groove 37 is formed in the outer wall of the second nozzle shell 25, the outer wall of the second nozzle shell 25 is tightly connected with the inner wall of the shell 21, and a second water inlet cavity is formed in the second annular groove 37; twelve water outlet holes 36 are uniformly formed in the lower end of the second nozzle shell 25 along the circumference, the second water outlet holes 36 are communicated with the second water inlet cavity, and the end heads of the second water outlet holes 36 are embedded with the second nozzle 26; the side surface of the shell 21 is connected with the water inlet high-pressure ball valve 27, and the water inlet high-pressure ball valve 27 is communicated with the water inlet cavity II; the blowout prevention mechanism comprises a blowout prevention flange 30, a suspension joint 31, a high-pressure cock 29, a lifting sub 28 and an M30 bolt 32, wherein the lower part of the blowout prevention flange 30 is connected with the suspension joint 31, the upper part of the blowout prevention flange 130 is connected with the high-pressure cock 29, and the upper part of the high-pressure cock 29 is connected with the lifting sub 28; the blowout prevention mechanism is used for preventing blowout and kick accidents; in use, as shown in fig. 14, the blowout preventing flange 30 is connected with the second pressure cap 22 through the M30 bolt 32, and the suspension joint 31 is connected with the oil pipe 49.
The working process of the wellhead oil scraping and cleaning device for the sucker rod and the oil pipe is as follows:
the utility model provides an utilize sucker rod to scrape oil purger at the in-process that plays sucker rod 45, carry out the cleaning work of scraping oil to every sucker rod 45, concrete step is as follows:
1) installation sucker rod scrapes oil purger, scrapes oil purger suit earlier on sucker rod promotes short circuit 41 with the sucker rod, and sucker rod promotes short circuit 41 and is connected with sucker rod 45 in the well, scrapes the flange 43 clamp head connection on lower clamp head 9 and the big cross 44 of production tree on the oil purger with the sucker rod with clamp 42, scrapes oil purger with the sucker rod and fixes on the production tree.
2) Then the drainage high-pressure ball valve 11 on the side surface of the drainage cavity 8 of the oil scraping cleaner of the sucker rod is connected with the casing gate 46 by a drainage pipeline 47.
3) High-temperature steam hot water output by a steam boiler pump truck passes through a water conveying pipe 48 and is pumped into a water inlet cavity I formed by the outer shell 5 and the nozzle shell 6 through an inlet high-pressure ball valve 10 connected with the side surface of the outer shell 5; the high-temperature steam hot water is sprayed to the sucker rod 45 body through the first nozzle 7, and the crude oil on the sucker rod 45 is washed by utilizing the impact force generated by the temperature of the high-temperature steam hot water and the speed of the fluid sprayed by the first nozzle 7.
4) The residual oil stain on the sucker rod 45 is scraped clean by the self-sealing core 4 of the sucker rod in the lifting process; and the sewage and crude oil generated in the cleaning process return to the annular space of the sleeve from the drain pipeline 47 on the drain high-pressure ball valve 11 on the side of the drain cavity 8.
After all the sucker rods 45 are pulled out, the oil scraper scrapes residual oil on the inner wall of the oil pipe 49 by utilizing the temperature of hot water and the inner cavity of the oil pipe: after the oil pipe 49 is washed for one circle by utilizing the high-temperature steam hot water output by the steam boiler pump truck, an oil pipe inner cavity oil scraping cleaner is put into the inner cavity of the oil pipe 49, the oil pipe inner cavity oil scraping cleaner is washed by hot water from the wellhead until the lowest end of the pipe column of the oil pipe 49, and all crude oil and sewage in the inner cavity of the oil pipe 49 are jacked into the oil jacket ring.
Thirdly, the oil scraping and cleaning work is implemented on the outer wall of the oil pipe by utilizing an oil scraping cleaner on the outer wall of the oil pipe, and the method comprises the following specific steps:
1) the flange on the shell 21 is connected with the big four-way 44 of the Christmas tree to complete the installation of the oil scraping cleaner on the outer wall of the oil pipe.
2) The water inlet high pressure ball valve 27 is connected with the steam boiler pump truck through a water inlet pipeline 50.
3) And lifting the first oil pipe 49 out of the well, inputting high-temperature steam hot water into an annular water inlet cavity II formed by the shell 21 and the second nozzle shell 25 through the water inlet high-pressure ball valve 27 by the steam boiler pump truck, and flushing the oil pipe 49 through the second nozzle 26.
4) The oil pipe 49 is lifted, and the oil pipe self-sealing core 24 is used for scraping residual oil stains on the outer wall of the oil pipe 49.
5) Each oil pipe 49 is subjected to flushing and scraping operations until all the oil pipes 49 are lifted out.
6) When blowout and kick accidents are prevented, the blowout prevention flange 30 is connected with the second pressure cap 22 through the M30 bolt 32, the suspension joint 31 is connected with the oil pipe 49, and the high-pressure plug 29 is closed.
Claims (9)
1. The utility model provides a sucker rod and oil pipe's well head frizing belt cleaning device, its characterized in that scrapes oil purger, oil pipe inner chamber frizing purger and oil pipe outer wall frizing purger including the sucker rod, and the sucker rod is scraped oil the purger and is used for implementing frizing, cleaning work to the sucker rod, and oil pipe inner chamber is scraped oil the purger and is used for implementing frizing, cleaning work to the oil pipe inner chamber, and oil pipe outer wall is scraped oil the purger and is used for implementing frizing, cleaning work to the oil pipe outer wall.
2. The device for scraping and cleaning the oil scraping on the well mouth of the sucker rod and the oil pipe according to claim 1, wherein the sucker rod oil scraping cleaner comprises an outer shell, an upper clamp head, a first pressing cap, a first pressing ring, a self-sealing core of the sucker rod, a first nozzle shell, a first nozzle, a discharge cavity, a lower clamp head, an inlet high-pressure ball valve and a discharge high-pressure ball valve, a first inclined table is arranged on the upper portion of the inner wall of the outer shell, the upper clamp head is welded on the first pressing cap, the first pressing cap is installed at the upper end of the outer shell, and the first pressing cap presses the self-sealing core of the sucker rod on the first inclined table through the first pressing ring; the first nozzle shell is arranged on the lower part of the inner wall of the outer shell, and a plurality of first nozzles are uniformly embedded on the first nozzle shell; the lower end of the outer shell is connected with the drainage cavity, the lower hoop head is installed at the lower end of the drainage cavity, the side face of the outer shell is connected with the inlet high-pressure ball valve, and the side face of the drainage cavity is connected with the drainage high-pressure ball valve.
3. The oil pumping rod and oil pipe wellhead oil scraping and cleaning device as claimed in claim 2, wherein the outer wall of the first nozzle housing is provided with a first annular groove, the outer wall of the first nozzle housing is tightly jointed with the inner wall of the outer housing, and a first water inlet cavity is formed at the first annular groove; a plurality of first water outlet holes are uniformly formed in the lower end of the first nozzle shell along the circumference, the first water outlet holes are communicated with the first water inlet cavity, and the first nozzle is embedded in the end head of the first water outlet holes; the inlet high-pressure ball valve is communicated with the first water inlet cavity.
4. The apparatus for scraping and cleaning the oil pumping rod and the oil pipe wellhead according to claim 2, characterized in that the self-sealing core material of the oil pumping rod is oil-resistant rubber; the middle section of the self-sealing core of the sucker rod is in a round sleeve shape, and two ends of the self-sealing core of the sucker rod are respectively in a horn mouth shape; the inner hole of the middle section of the self-sealing core of the sucker rod and the sucker rod can be installed in a fitting manner; and one end of the self-sealing core of the sucker rod is provided with a first annular pointed-angle-shaped protrusion, and the first annular pointed-angle-shaped protrusion is attached to the first sloping platform.
5. The sucker rod and oil pipe wellhead oil scraping and cleaning device according to claim 1, characterized in that the oil pipe inner cavity oil scraping cleaner comprises a gland nut, a delivery leather cup, a central rod, an upper guard ring, an oil scraping block, a middle guard ring, an oil scraping block spring and a guide head, the guide head is fixed at the end of the central rod, the upper guard ring and the middle guard ring are respectively arranged at the middle part of the central rod, the oil scraping block is arranged between the upper guard ring and the middle guard ring and between the middle guard ring and the guide head, and the oil scraping block spring is arranged between the oil scraping block and the central rod; the delivery leather cup is sleeved on the central rod and is fastened through the pressing cap nut.
6. The sucker rod and oil pipe well head oil scraping and cleaning device according to claim 1, wherein the oil pipe outer wall oil scraping and cleaning device comprises a shell, a second pressing cap, a second pressing ring, an oil pipe self-sealing core, a second nozzle shell, a second nozzle, a water inlet high-pressure ball valve and a blowout prevention mechanism, wherein a second inclined table is arranged on the upper portion of the inner wall of the shell, the second pressing cap is installed at the upper end of the shell, and the second pressing cap presses the oil pipe self-sealing core onto the second inclined table through the second pressing ring; the second nozzle shell is arranged on the lower part of the inner wall of the shell, and a plurality of second nozzles are uniformly embedded on the second nozzle shell; the side surface of the shell is connected with the water inlet high-pressure ball valve; the blowout prevention mechanism is used for preventing blowout and kick accidents.
7. The sucker rod and tubing wellhead oil scraping and cleaning device according to claim 6, wherein the blowout prevention mechanism comprises a blowout prevention flange, a suspension joint, a high-pressure cock, a lifting sub and an M30 bolt, the lower portion of the blowout prevention flange is connected with the suspension joint, the upper portion of the blowout prevention flange is connected with the high-pressure cock, and the upper portion of the high-pressure cock is connected with the lifting sub; when the blowout prevention flange is used, the blowout prevention flange is connected with the second pressure cap through an M30 bolt, and the suspension joint is connected with an oil pipe.
8. The oil pumping rod and oil pipe wellhead oil scraping and cleaning device as claimed in claim 6, wherein the outer wall of the second nozzle housing is provided with a second annular groove, the outer wall of the second nozzle housing is tightly jointed with the inner wall of the housing, and a second water inlet cavity is formed at the second annular groove; a plurality of second water outlet holes are uniformly formed in the lower end of the second nozzle shell along the circumference, the second water outlet holes are communicated with the second water inlet cavity, and the second nozzle is embedded in the end head of the second water outlet hole; and the water inlet high-pressure ball valve is communicated with the water inlet cavity II.
9. The sucker rod and oil pipe wellhead oil scraping and cleaning device as claimed in claim 6, wherein the oil pipe self-sealing core material is oil-resistant rubber; the middle section of the oil pipe self-sealing core is in a round sleeve shape, and two ends of the oil pipe self-sealing core are in a horn mouth shape respectively; the middle section inner hole of the oil pipe self-sealing core and the oil pipe can be installed in a fitting manner; and one end of the oil pipe self-sealing core is provided with a second annular pointed-angle-shaped protrusion, and the second annular pointed-angle-shaped protrusion is attached to the second inclined platform.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010750453.1A CN111779467A (en) | 2020-07-30 | 2020-07-30 | Oil pumping rod and oil pipe's well head frizing belt cleaning device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202010750453.1A CN111779467A (en) | 2020-07-30 | 2020-07-30 | Oil pumping rod and oil pipe's well head frizing belt cleaning device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN111779467A true CN111779467A (en) | 2020-10-16 |
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|---|---|---|---|
| CN202010750453.1A Pending CN111779467A (en) | 2020-07-30 | 2020-07-30 | Oil pumping rod and oil pipe's well head frizing belt cleaning device |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114922590A (en) * | 2022-06-06 | 2022-08-19 | 辽宁洪力节能科技有限公司 | Online cleaning and detecting system for workover treatment |
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2020
- 2020-07-30 CN CN202010750453.1A patent/CN111779467A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114922590A (en) * | 2022-06-06 | 2022-08-19 | 辽宁洪力节能科技有限公司 | Online cleaning and detecting system for workover treatment |
| CN114922590B (en) * | 2022-06-06 | 2024-03-15 | 辽宁洪力节能科技有限公司 | Online cleaning detection system for well workover operation |
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