CN110700789A - Oil field packer - Google Patents
Oil field packer Download PDFInfo
- Publication number
- CN110700789A CN110700789A CN201911098496.XA CN201911098496A CN110700789A CN 110700789 A CN110700789 A CN 110700789A CN 201911098496 A CN201911098496 A CN 201911098496A CN 110700789 A CN110700789 A CN 110700789A
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- CN
- China
- Prior art keywords
- round
- threaded
- rod
- hole
- threaded rod
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Classifications
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- E—FIXED CONSTRUCTIONS
- E21—EARTH DRILLING; MINING
- E21B—EARTH DRILLING, e.g. DEEP DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B33/00—Sealing or packing boreholes or wells
- E21B33/10—Sealing or packing boreholes or wells in the borehole
- E21B33/12—Packers; Plugs
- E21B33/1208—Packers; Plugs characterised by the construction of the sealing or packing means
Abstract
An oil field packer. The round rubber plate, the round rubber plate open and to have the centre bore, the top of centre bore connect and connect the upper reaming, the bottom of centre bore connect under the reaming, centre bore tight fit insert the round bar and the bonding is fixed, the upper portion welding of round bar go up the dome sheet, the lower part welding of round bar lap down, last dome sheet insert last reaming, and the bonding is fixed, lower dome sheet insert lower reaming, and the bonding is fixed, the top of round bar open threaded hole, the bottom of round bar threaded rod has the threaded rod, the round bar with the threaded rod between have the boss. The invention is used for the oil field packer.
Description
The technical field is as follows:
the invention relates to an oil field packer.
Background art:
the existing packer is aged after being used for a certain time, the packing effect is not strict, and the whole packer is required to be replaced if the packer needs to be replaced, so that certain waste is caused, the packer is very inconvenient, and the using effect is not ideal.
The invention content is as follows:
the invention aims to provide an oil field packer which can be used in a combined mode, is convenient to replace and has a good using effect.
The above purpose is realized by the following technical scheme:
the oil field packer comprises a round rubber plate, wherein the round rubber plate is provided with a central hole, the top of the central hole is connected with an upper reaming hole, the bottom of the central hole is connected with a lower reaming hole, the central hole is tightly matched, inserted into a round rod and fixedly bonded, the upper part of the round rod is welded with an upper round cover plate, the lower part of the round rod is welded with a lower round cover plate, the upper round cover plate is inserted into the upper reaming hole and fixedly bonded, the lower round cover plate is inserted into the lower reaming hole and fixedly bonded, the top of the round rod is provided with a threaded hole, the bottom of the round rod is provided with a threaded rod, and a boss is arranged between the round rod and the threaded rod.
The oil field packer is characterized in that a circular ring slot is formed in the outer circle part of a circular rubber plate, a hard fixing ring is inserted into the circular ring slot, a set of fastening grooves are formed in the circular rubber plate around the circumference, the fastening grooves are connected with the circular ring slot and communicated with the circular ring slot, a spring is arranged in each fastening groove, the spring is connected with the hard fixing ring, a set of connecting holes are formed in the upper circular cover plate around the circumference, and one end of the spring is connected and fixed in the connecting holes.
The oil field packer is characterized in that a group of grooves are formed in the hard fixing ring around the circumference, the grooves correspond to the fastening grooves, the other ends of the springs are inserted into the grooves and are welded and fixed, one side of each fastening groove is provided with a jack, the other side of each fastening groove is provided with a jack, the jacks and the jacks are inserted into half-mouth-shaped pressing pieces, the half-mouth-shaped pressing pieces cover and limit the springs, one side of each half-mouth-shaped pressing piece is inserted into the jack and is bonded and fixed, and the other side of each half-mouth-shaped pressing piece is inserted into the corresponding jack and is bonded and fixed.
An oil field packer, the round bar between connect through the screw hole the threaded rod, assemble 3 superpositions and be in the same place the round rubber slab, be located the bottom the threaded rod connect the swivel nut, the swivel nut connect and continue to connect the threaded rod, continuous to connect the threaded rod and connect the screw hole, continuous to connect the threaded rod pass through the screw hole connect and be located 3 superpositions of downside and be in the same place the round rubber slab.
The oil field packer is characterized in that the threaded rod is positioned at the top and connected with a top thread sleeve, the top thread sleeve is connected with a bottom thread section of a suspender, and the round rubber plate is arranged in the outer sleeve.
Has the advantages that:
1. the spring always pushes against the hard fixing ring, so that the hard fixing ring can expand the excircle of the round rubber plate, the excircle of the round rubber plate is ensured not to shrink, and the packing effect is good after the round rubber plate is assembled.
The hard fixing ring and the spring do not protrude out of the top of the round rubber plate, so that the overlapping assembly of the round rubber plates is not influenced, and the packing effect of the round rubber plates after the assembly is good.
The round rubber plates are assembled by superposition, any round rubber plate can be independently replaced when damaged, the use cost is low, the replacement is convenient, and the use effect is good.
The round rubber plate groups are connected with the continuous threaded rods through the threaded sleeves for assembly, so that the assembling is convenient, the assembling is firm and stable, and the assembling is convenient when the disassembling is needed.
Description of the drawings:
fig. 1 is a schematic structural diagram of the product.
Fig. 2 is an assembled view of fig. 1.
The specific implementation mode is as follows:
the technical solution in the embodiments of the present invention will be clearly and completely described below with reference to the accompanying drawings of the present invention.
Example 1:
the oil field packer comprises a round rubber plate 1, wherein the round rubber plate is provided with a central hole 2, the top of the central hole is connected with an upper reaming hole 3, the bottom of the central hole is connected with a lower reaming hole 4, the central hole is tightly matched, inserted into a round rod 5 and fixedly bonded, the upper part of the round rod is welded with an upper round cover plate 6, the lower part of the round rod is welded with a lower round cover plate 7, the upper round cover plate is inserted into the upper reaming hole and fixedly bonded, the lower round cover plate is inserted into the lower reaming hole and fixedly bonded, the top of the round rod is provided with a threaded hole 8, the bottom of the round rod is provided with a threaded rod 9, and the round rod is provided with a boss 10.
The excircle part of circle rubber slab open and to have ring slot 11, the ring slot insert stereoplasm retainer plate 12, circle rubber slab open around the circumference and to have a set of fastening groove 13, the fastening groove connect the ring slot and communicate with each other, the fastening groove in be equipped with spring 14, spring coupling stereoplasm retainer plate, last dome board open around the circumference and to have a set of connecting hole 15, the one end connection of spring fix the connecting hole in.
The hard fixing ring is provided with a group of grooves 16 around the circumference, the grooves correspond to the fastening grooves, the other ends of the springs are inserted into the grooves and are welded and fixed, one side of the fastening groove is provided with a jack 17, the other side of the fastening groove is provided with a pair of jacks 18, the jacks and the pair of jacks are inserted into a half-mouth-shaped pressing piece 19, the half-mouth-shaped pressing piece covers and limits the springs, one side of the half-mouth-shaped pressing piece is inserted into the jack and is bonded and fixed, and the other side of the half-mouth-shaped pressing piece is inserted into the pair of jacks and is bonded and fixed.
The round rod is connected with the threaded rod through the threaded hole, 3 superposed round rubber plates are assembled, the threaded rod is connected with the threaded sleeve 20 at the bottom, the threaded sleeve is connected with the continuous threaded rod 21, the continuous threaded rod is connected with the threaded hole, and the continuous threaded rod is connected with the 3 superposed round rubber plates at the lower side through the threaded hole.
The threaded rod at the top is connected with a top threaded sleeve 22, the top threaded sleeve is connected with a bottom threaded section of a suspender 23, and the round rubber plate is arranged in an outer sleeve 24.
The working principle is as follows:
a method for installing an oilfield packer comprises the following steps: the first step is as follows: first with last round apron and spring coupling together, insert the central hole with the pole and bond fixedly, insert the reaming with last round apron, and bond fixedly, insert down the round apron under the reaming, and bond fixedly, pack into the stereoplasm retainer plate in the ring slot, be in the same place stereoplasm retainer plate and spring fixation, with half mouth shape casting die fixed spring, with the stack equipment together between the round rubber slab, the second step: then 2 superposed round rubber plate groups are connected together, and a threaded rod, a top threaded sleeve and a hanging rod are connected together and are arranged in an outer sleeve.
Claims (4)
1. A packer for an oil field comprises a round rubber plate and a packer, wherein the round rubber plate is provided with a central hole, the top of the central hole is connected with an upper reaming hole, the bottom of the central hole is connected with a lower reaming hole, the central hole is tightly inserted into a round rod in a matching manner and is fixedly bonded, the upper part of the round rod is welded with an upper round cover plate, the lower part of the round rod is welded with a lower round cover plate, the upper round cover plate is inserted into the upper reaming hole and is fixedly bonded, the lower round cover plate is inserted into the lower reaming hole and is fixedly bonded, the top of the round rod is provided with a threaded hole, the bottom of the round rod is provided with a threaded rod, and a boss is arranged between the round rod and the threaded rod; the outer circle part of the round rubber plate is provided with a circular ring slot, the circular ring slot is inserted into a hard fixing ring, the round rubber plate is provided with a group of fastening grooves around the circumference, the fastening grooves are connected with the circular ring slot and communicated, springs are arranged in the fastening grooves and connected with the hard fixing ring, the upper round cover plate is provided with a group of connecting holes around the circumference, and one end of each spring is fixedly connected in the connecting hole; the hard fixing ring is provided with a group of grooves around the circumference, the grooves correspond to the fastening grooves, the other ends of the springs are inserted into the grooves and are welded and fixed, one side of each fastening groove is provided with an insertion hole, the other side of each fastening groove is provided with a pair of insertion holes, the insertion holes and the pair of insertion holes are inserted into the half-mouth-shaped pressing piece, the half-mouth-shaped pressing piece covers and limits the springs, one side of the half-mouth-shaped pressing piece is inserted into the insertion holes and is bonded and fixed, and the other side of the half-mouth-shaped pressing piece is inserted into the pair of insertion holes and is bonded and fixed.
2. The oilfield packer as defined by claim 1, wherein the round rods are connected with the threaded rods through the threaded holes, 3 superposed round rubber plates are assembled, the threaded rod at the bottom is connected with a threaded sleeve, the threaded sleeve is connected with a splicing threaded rod, the splicing threaded rod is connected with the threaded holes, and the splicing threaded rod is connected with the 3 superposed round rubber plates at the lower side through the threaded holes.
3. The oilfield packer of claim 2, wherein the threaded rod at the top is connected to a top threaded sleeve, the top threaded sleeve is connected to a bottom threaded section of the hanger rod, and the round rubber plate is disposed within the outer sleeve.
4. The method for installing the oilfield packer as defined by claim 1, comprising the steps of: the first step is as follows: first with last round apron and spring coupling together, insert the central hole with the pole and bond fixedly, insert the reaming with last round apron, and bond fixedly, insert down the round apron under the reaming, and bond fixedly, pack into the stereoplasm retainer plate in the ring slot, be in the same place stereoplasm retainer plate and spring fixation, with half mouth shape casting die fixed spring, with the stack equipment together between the round rubber slab, the second step: 2 superposed round rubber plate groups are connected together, and a threaded rod, a top thread sleeve and a hanging rod are connected together and are arranged in an outer sleeve.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911098496.XA CN110700789B (en) | 2019-11-12 | 2019-11-12 | Oil field packer |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201911098496.XA CN110700789B (en) | 2019-11-12 | 2019-11-12 | Oil field packer |
Publications (2)
| Publication Number | Publication Date |
|---|---|
| CN110700789A true CN110700789A (en) | 2020-01-17 |
| CN110700789B CN110700789B (en) | 2021-10-15 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201911098496.XA Active CN110700789B (en) | 2019-11-12 | 2019-11-12 | Oil field packer |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN110700789B (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115653532A (en) * | 2022-11-16 | 2023-01-31 | 东营孚瑞特能源设备有限公司 | Diameter-variable temporary plugging device for oil pipe |
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| US4545433A (en) * | 1983-10-24 | 1985-10-08 | Schlumberger Technology Corporation | Reinforcing element and demand sensitive pressure intensifier for sealing a well casing |
| US6286839B1 (en) * | 1997-10-31 | 2001-09-11 | Mitsubishi Cable Industries, Ltd. | Ring seal including a core surrounded by a metal jacket |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN115653532A (en) * | 2022-11-16 | 2023-01-31 | 东营孚瑞特能源设备有限公司 | Diameter-variable temporary plugging device for oil pipe |
| CN115653532B (en) * | 2022-11-16 | 2023-03-21 | 东营孚瑞特能源设备有限公司 | Diameter-variable temporary plugging device for oil pipe |
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| Publication number | Publication date |
|---|---|
| CN110700789B (en) | 2021-10-15 |
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