CN206617155U - Oil well, which recovers the oil, lifts rotation sand separator - Google Patents
Oil well, which recovers the oil, lifts rotation sand separator Download PDFInfo
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- CN206617155U CN206617155U CN201720227794.4U CN201720227794U CN206617155U CN 206617155 U CN206617155 U CN 206617155U CN 201720227794 U CN201720227794 U CN 201720227794U CN 206617155 U CN206617155 U CN 206617155U
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- rotation sand
- rotation
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Abstract
The utility model belongs to oil well oil recovery Lifting Technique field, and specifically a kind of oil well, which recovers the oil, lifts rotation sand separator.The rotation sand separator is arranged in wellbore casing and positioned at the lower section of oil recovery lifting pump, the rotation sand separator includes rotation sand separator main shaft, rotation sand separator housing and helical blade, wherein the upper end of rotation sand separator housing is connected with lifting pump case of recovering the oil, the rotation sand separator main shaft is arranged in the rotation sand separator housing and is connected with the lifting pump shaft that recovers the oil, it is provided with vertically in helical blade, the bottom side of the wall of the rotation sand separator housing circumferentially arranged with multiple sand discharge passages on the rotation sand separator main shaft.The utility model has small volume, simple in construction, and oil-sand separation effect is good, reduces the abrasion of oil extraction pump working chamber, extends oil extraction pump service life, improves operating efficiency.
Description
Technical field
The utility model belongs to oil well oil recovery Lifting Technique field, and specifically a kind of oil well, which recovers the oil, to be lifted
Revolve sand separator.
Background technology
At present, the oil-sand separator that oil well recovers the oil, effect is not notable, and volume is big, does not have on rotation oil recovery lifting equipment
There is oil/sand separator, especially crude oil fluid separation is exactly a hang-up, at all without suitable oil-sand separator, is used
Web form is filtered, mesh diameter is not more than 1mm, viscous crude, high solidifying oil take that sand severe oil is thick can not be by being gone, and filter mesh is big to be risen
Less than oil-sand separation effect.So viscous crude, high solidifying oily oil-sand separation are always a problem, do not solve, lifted to recovering the oil so far
Pump serious wear is risen, pump sand card often occurs in oil recovery lifting pump when serious, and sand card will carry pump and change pump from newly, serious containing husky well
Three months oil recovery lifting pumps, which just wear and tear, to be done for it is necessary to renew pump, and very big loss and waste are caused to oil field oil recovery factory.
Utility model content
In view of the above-mentioned problems, the purpose of this utility model is to provide a kind of oil well and recover the oil to lift to revolve sand separator.
To achieve these goals, the utility model uses following technical scheme：
A kind of oil well, which recovers the oil, lifts rotation sand separator, and the rotation sand separator is arranged in wellbore casing and is located at
The lower section of oil recovery lifting pump, the rotation sand separator includes rotation sand separator main shaft, rotation sand separator housing and helical blade, its
The upper end of middle rotation sand separator housing is connected with lifting pump case of recovering the oil, and the rotation sand separator main shaft is arranged at the rotation sand point
It is connected from device housing and with the lifting pump shaft that recovers the oil, helical blade is provided with vertically on the rotation sand separator main shaft.
Circumferentially arranged with multiple sand discharge passages in the bottom side of the wall of the rotation sand separator housing.
The sand discharge channel bottom of the sand discharge passage is tilted down.
The sand discharge channel bottom tilts down 45° angle.
The upper end for revolving sand separator housing is threadedly coupled with the lifting pump case of recovering the oil, lower end and tubing centrilizer screw thread
Connection.
The helical blade is left-handed blade.
The rotation sand separator main shaft is hollow structure and upper end is connected with the lifting pump shaft that recovers the oil by spline, described to adopt
The end of oil lifting pump shaft is provided with the axial limiting plate for being placed in the rotation sand separator main shaft inner chamber.
The axial limiting plate is connected by bolt with the lifting pump shaft that recovers the oil, and passes through the rotation sand separator main shaft
The inner stopper axial limiting of inner chamber.
Advantage and beneficial effect of the present utility model are：
1. shortcoming and indeterminable problem that all rotation sand separators of the utility model production of overcoming over are present,
Rotation sand separator is connected directly between below oil extraction pump, as long as oil extraction pump rotation can play oil-sand separation, without other any behaviour
Make process, it is especially solidifying oily that oil-sand separation effect is notable to viscous crude, height.
2. the utility model has small volume, simple in construction, oil-sand separation effect is good, reduces the mill of oil extraction pump working chamber
Damage, extend oil extraction pump service life, improve operating efficiency.
3. the utility model is adapted to rotation oil recovery lifting equipment, temperature in use is up to 350 degree, and oil-sand separation effect is good.
Brief description of the drawings
Fig. 1 is structural representation of the present utility model
Wherein：1 is the lifting pump shaft that recovers the oil, and 2 be lifting pump case of recovering the oil, and 3 be rotation sand separator main shaft, and 4 be bolt, and 5 are
Wellbore casing, 6 be rotation sand separator housing, and 7 be sand discharge passage, and 8 be helical blade, and 9 be sand discharge channel bottom, and 10 be oil pipe
Centralizer.
Embodiment
In order that the purpose of this utility model, technical scheme and advantage are clearer, below in conjunction with the accompanying drawings and specific implementation
The utility model is described in detail example.
Lifting rotation sand separator, the rotation sand separation as shown in figure 1, a kind of oil well that the utility model is provided recovers the oil
Device is arranged in wellbore casing 5 and positioned at the lower section of oil recovery lifting pump, the rotation sand separator include rotation sand separator main shaft 3,
Sand separator housing 6 and helical blade 8 are revolved, wherein the upper end of rotation sand separator housing 6 is connected with lifting pump case 2 of recovering the oil, is revolved
Sand separator main shaft 3 is arranged in rotation sand separator housing 6 and is connected with the lifting pump shaft 1 that recovers the oil, on rotation sand separator main shaft 3
Helical blade 8 is provided with vertically.
Revolve in the bottom side of the wall of sand separator housing 6 circumferentially arranged with multiple sand discharge passages 7, the sand discharge of each sand discharge passage 7
Channel bottom 9 is tilted down.
Preferably, sand discharge channel bottom 9 tilts down 45° angle.
Further, the upper end of rotation sand separator housing 6 is threadedly coupled with lifting pump case 2 of recovering the oil, and lower end is helped with oil pipe
Positive device 10 is threadedly coupled.
Rotation sand separator main shaft 3 is hollow structure and upper end is connected with the lifting pump shaft 1 that recovers the oil by spline, lifting of recovering the oil
The end of pump shaft 1 is provided with the axial limiting plate for being placed in the inner chamber of rotation sand separator main shaft 3.The axial limiting plate passes through bolt 4
Lifting pump shaft 1 is connected with recovering the oil, and by revolving the inner stopper axial limiting of the inner chamber of sand separator main shaft 3.
Helical blade 8 is left-handed blade and is connected by way of welding with rotation sand separator main shaft 3.Oil recovery lifting pump
Axle 1 drives rotation sand separator main shaft 3 to rotate, and the helical blade 8 welded on rotation sand separator main shaft 3 rotates, while producing downward
Oblique 45 degree of angle centrifugal force, is thrown to the inwall of rotation sand separator housing 6 by the grains of sand in ascending liquid under the influence of centrifugal force
On, the sand discharge passage 7 from rotation sand separator housing 6 lower end is flow back to underground by the grains of sand.
Operation principle of the present utility model is：
The utility model is used on rotation oil recovery lifting device, and rotation sand separator is arranged on oil recovery lifting pump lower end, rotation
Sand separator housing 6, using being threadedly coupled, revolves the upper end of sand separator main shaft 3 and the lifting pump shaft 1 that recovers the oil with lifting pump case 2 of recovering the oil
Splined shaft is connected.When recovering the oil, lifting pump shaft 1 drives rotation sand separator main shaft 3 to rotate, and the cylindrical welding of rotation sand separator main shaft 3 is multiple
Left-turn spiral blade 8, rotation sand separator main shaft 3 and helical blade 8 rotate together.The lifting pump shaft 1 that recovers the oil drives rotation sand separator
Main shaft 3 to turn clockwise, the left-turn spiral blade 8 on rotation sand separator main shaft 3 is cylindrical rotate produced by one downward 45 degree
The grains of sand in the liquid of rising are got rid of the inwall in rotation sand separator housing 6, the grains of sand are along rotation sand separator housing by angle centrifugal force
6 inwall falls on sand discharge passage 7, and underground is returned to from sand discharge passage 7.Revolve in the constantly rotation of sand separator main shaft 3, the liquid of rising
The grains of sand, will constantly be left with oil, be discharged to underground, the liquid of rising is no longer contained sand, do not allowed the grains of sand to enter oil recovery and lift
Rise in pump chamber, reduce the abrasion of oil extraction pump, reduce oil extraction pump sand card, extend the service life of oil extraction pump, save a large amount of moneys
Gold.
In summary, the oil well that the utility model is provided, which recovers the oil, lifts rotation sand separator device, in rotation oil production equipment
In, prevent underground ascending liquid sand grains from entering oil extraction pump intracavitary.Rotary separator is simple in construction, easy to operate, it is not necessary to any
Auxiliary power, as long as oil recovery lifting pump rotates, rotation sand separator will separate ascending liquid sand grains, it is ensured that oil recovery pump work
Intracavitary does not enter sand, reduces oil extraction pump abrasion, extends oil extraction pump service life.
Embodiment of the present utility model is the foregoing is only, protection domain of the present utility model is not intended to limit.It is all
Any modification, equivalent substitution and improvements, extension made within spirit of the present utility model and principle etc., is all contained in this reality
With new protection domain.
Claims (8)
- The lifting rotation sand separator 1. a kind of oil well recovers the oil, it is characterised in that the rotation sand separator is arranged at wellbore casing (5) in and positioned at the lower section of oil recovery lifting pump, the rotation sand separator includes rotation sand separator main shaft (3), rotation sand separator shell Body (6) and helical blade (8), wherein the upper end of rotation sand separator housing (6) is connected with lifting pump case (2) of recovering the oil, the rotation Sand separator main shaft (3) is arranged in the rotation sand separator housing (6) and is connected with the lifting pump shaft (1) that recovers the oil, the rotation sand Helical blade (8) is provided with separator main shaft (3) vertically.
- The lifting rotation sand separator 2. oil well according to claim 1 recovers the oil, it is characterised in that the rotation sand separator Circumferentially arranged with multiple sand discharge passages (7) in the bottom side of the wall of housing (6).
- The lifting rotation sand separator 3. oil well according to claim 2 recovers the oil, it is characterised in that the sand discharge passage (7) sand discharge channel bottom (9) is tilted down.
- The lifting rotation sand separator 4. oil well according to claim 3 recovers the oil, it is characterised in that the sand discharge channel floor Portion (9) tilts down 45° angle.
- The lifting rotation sand separator 5. oil well according to claim 1 recovers the oil, it is characterised in that rotation sand separator housing (6) upper end is threadedly coupled with the lifting pump case (2) of recovering the oil, and lower end is threadedly coupled with tubing centrilizer (10).
- The lifting rotation sand separator 6. oil well according to claim 1 recovers the oil, it is characterised in that the helical blade (8) it is left-handed blade.
- The lifting rotation sand separator 7. oil well according to claim 1 recovers the oil, it is characterised in that the rotation sand separator Main shaft (3) is hollow structure and upper end is connected with the lifting pump shaft (1) that recovers the oil by spline, the end of the lifting pump shaft (1) that recovers the oil Portion is provided with the axial limiting plate for being placed in described rotation sand separator main shaft (3) inner chamber.
- The lifting rotation sand separator 8. oil well according to claim 7 recovers the oil, it is characterised in that the axial limiting plate It is connected by bolt (4) with the lifting pump shaft (1) that recovers the oil, and passes through the inner stopper of described rotation sand separator main shaft (3) inner chamber Axial limiting.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720227794.4U CN206617155U (en) | 2017-03-09 | 2017-03-09 | Oil well, which recovers the oil, lifts rotation sand separator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720227794.4U CN206617155U (en) | 2017-03-09 | 2017-03-09 | Oil well, which recovers the oil, lifts rotation sand separator |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206617155U true CN206617155U (en) | 2017-11-07 |
Family
ID=60232166
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720227794.4U Active CN206617155U (en) | 2017-03-09 | 2017-03-09 | Oil well, which recovers the oil, lifts rotation sand separator |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206617155U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111827932A (en) * | 2019-04-22 | 2020-10-27 | 中国石油天然气股份有限公司 | Oil production pipe |
-
2017
- 2017-03-09 CN CN201720227794.4U patent/CN206617155U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111827932A (en) * | 2019-04-22 | 2020-10-27 | 中国石油天然气股份有限公司 | Oil production pipe |
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