CN209025657U - A kind of water filling well acidizing de-plugging system - Google Patents
A kind of water filling well acidizing de-plugging system Download PDFInfo
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- CN209025657U CN209025657U CN201920562444.2U CN201920562444U CN209025657U CN 209025657 U CN209025657 U CN 209025657U CN 201920562444 U CN201920562444 U CN 201920562444U CN 209025657 U CN209025657 U CN 209025657U
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- supporting sleeve
- push rod
- rotating bar
- water filling
- column
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Abstract
The utility model provides a kind of water filling well acidizing de-plugging system, is related to the technical field of water flooding.It includes supporting sleeve, and it is set to the water filling component in the supporting sleeve, the supporting sleeve is spaced apart along supporting sleeve peripheral wall at each oil reservoir and is equipped with multiple movable spans, the water filling component includes that edge is parallel to the push rod that the sliding of supporting sleeve diameter of axle direction is connected in the supporting sleeve, one end is articulated with the push rod peripheral wall, the other end protrudes into the rotating bar in each movable span, it is set to the separate spray head with push rod hinged place one end in the rotating bar, and it is set to the compressed spring between the rotating bar and the push rod peripheral wall, the push rod and the rotating bar are hollow setting, the feed pipe for being inserted into the rotating bar inner cavity and being connected to the spray head is provided with across the push rod.The utility model has the beneficial effect that can expand acidizing treatment radius.
Description
Technical field
The utility model relates to the technical fields of water flooding, more particularly, to a kind of water filling well acidizing de-plugging system
System.
Background technique
Water injection well is the well for filling the water into oil reservoir, during oil field development, needs to infuse water by water injection well
Enter in oil reservoir to keep and restore formation pressure so that oil reservoir has stronger driving force, with improve oil reservoir exploitation rate and
Recovery ratio.The exploitation period of usual oil reservoir is longer, and often there is a situation where the water injection capacities of water injection well to reduce in the process
The reason of occurring, and the water injection capacity of water injection well is caused to reduce mainly includes catalase, the water pollution for injecting water, pore lining
Clay swell and the reasons such as fine migration, and generally use acidizing treatment in the prior art to remove tamper, thus
Guarantee the water injection capacity of water injection well.
During acidizing treatment, the acidification technique of slow release is generallyd use, it can by using such acidification technique
To extend the reaction time of acid solution and tamper, intensified response effect, while acidification reaction can also be expanded to a certain extent
Radius, the pollution problem of oil reservoir deep place can be released to a certain extent.
The radius that prior art among the above has the following deficiencies: that the mode being slowly acidified can cover has
Limit, can not carry out deeper acidizing treatment.
Utility model content
The purpose of the utility model is to provide a kind of water filling well acidizing de-plugging system, acidizing treatment half can be expanded by having
The effect of diameter.
The above-mentioned purpose of the utility model has the technical scheme that
A kind of water filling well acidizing de-plugging system, including supporting sleeve, and the water filling group being set in the supporting sleeve
Part, the supporting sleeve are spaced apart along supporting sleeve peripheral wall at each oil reservoir and are equipped with multiple movable spans, the water filling component
Supporting sleeve diameter of axle direction is parallel to including edge and slides the push rod being connected in the supporting sleeve, and one end is articulated with described
Push rod peripheral wall, the other end protrude into the rotating bar in each movable span, are set to separate with the push rod in the rotating bar
The spray head of hinged place one end, and the compressed spring being set between the rotating bar and the push rod peripheral wall, the push rod and
The rotating bar is hollow setting, and the push rod is provided with the insertion rotating bar inner cavity and is connected to the spray head
Feed pipe.
By using above-mentioned technical proposal, when operation, supporting sleeve is installed in water injection well, acid solution is via feed pipe stream
It moves to spray head, then is ejected to from different oil reservoirs from spray head, in the process, push push rod slowly to transport downwards by operating personnel
Dynamic, push rod is during moving downward, and while rotating bar is rotated along push rod, compressed spring is extensive by initial compressive state
During answering to original state, the one end for pushing push rod to be provided with spray head gradually slides out to outside supporting sleeve along movable span, this
When, since the impurity at the shallower place of oil reservoir is corroded acidification by acid solution, rotating bar can slowly enter oil reservoir higher depth, thus
Further increase the acidification range to oil reservoir.
The utility model is further arranged to: the supporting sleeve top is provided with support ring, passes through in the support ring
Circle is threaded with propulsion column, and the propulsion column is rotationally connected with the push rod outer ring, is provided with and is used for above the propulsion column
The driving assembly for driving the propulsion column to rotate.
By using above-mentioned technical proposal, when driving push rod is vertically moving, i.e., promoted to be driven by driving assembly
Column rotation is to be threadedly coupled due to promoting the connection relationship between column and support ring, and driving assembly, which drives, promotes column to rotate forward
Or when reversion, promote column that can move up and down along support ring.It promotes column to be threadedly coupled with support ring by setting, has certainly
Lock property, can stop operating promote column when, promote column that can not continue to move up and down, while such way of propelling also may make propulsion
Column stops at any position.
The utility model is further arranged to: the supporting sleeve periphery is provided with the support being fixed on oil field, described
Driving assembly includes being fixed in the adapter promoted on column, and the motor for driving the adapter to rotate, described
Adapter includes the fixed part being fixed on the propulsion column, and slides the work being connected on the fixed part along the vertical direction
Dynamic portion, the motor drive the movable part rotation.
By using above-mentioned technical proposal, when driving assembly drives propulsion column rotation, as motor drives adapter rotation,
Adapter can drive when rotating promotes column along support ring inner ring threads turn, while promoting column rotation along the vertical direction on
In the process Relative sliding occurs for lower movement between movable part and fixed part.Such driving method structure is simple, and acts on
Effect stability can will promote column to be fixed on any position and start and stop motor at any time.
The utility model is further arranged to: reduction assemblies is provided on the support, the reduction assemblies include and institute
The first gear of motor coaxle connection is stated, and second for being intermeshed and being fixed on the movable part with the first gear
Gear, the number of teeth of the first gear are less than the number of teeth of the second gear.
By using above-mentioned technical proposal, motor drives first gear rotation, and first gear drives second gear when rotating
It is rotated synchronously with adapter, adapter can drive when rotating promotes column rotation.Motor may make to exist by the way that reduction assemblies are arranged
In the case where exporting equal torque, biggish torque is exported after slowing down via reduction assemblies, may make the rotation of propulsion column more
Add smooth.
The utility model is further arranged to: the rotating bar side wall offers guide groove, the supporting sleeve inner wall in
The idler wheel that can be rolled along the guide groove is rotatably connected to close at the movable span.
By using above-mentioned technical proposal, setting can may make rotating bar at movable span along the idler wheel that guide groove rolls
It moves more smooth.
The utility model is further arranged to: be arranged in a one-to-one correspondence at each movable span one end be articulated with it is described
Supporting sleeve inner wall, the other end are articulated with the extension spring on the idler wheel.
By using above-mentioned technical proposal, extension spring is set and plays certain draw to rotating bar, due to rotation
The gravity of bar itself and make rotating bar that there is the trend that rotates down, setting extension spring can offset one of rotating bar
Divide gravity, so that rotating bar keeps the state more balanced, may make that rotating bar is more smooth along the movement of movable span.
The utility model is further arranged to: filling member flexible is provided in Yu Suoshu movable span, the rotating bar is worn
It crosses the filling member and extends to outside the supporting sleeve.
By using above-mentioned technical proposal, it can prevent the impurity of acidification from entering in supporting sleeve, while material is flexibility
It is freely rotated in movable span for rotating bar.
The utility model is further arranged to: the filling member periphery is coated with protective layer.
By using above-mentioned technical proposal, it is coated with the acid impurities that protective layer can avoid being corroded and corrodes filling member.
In conclusion the advantageous effects of the utility model are as follows:
1., can be slow in rotating bar by being arranged centered on the axis of supporting sleeve in the multiple rotating bars for launching outward shape
Slowly during moving out, expand the range of acidification, the acidizing treatment of relatively deep is carried out to oil reservoir；
2. realizing that automation drives by setting driving assembly and reduction assemblies promotes column rotation, operation is stablized, and can
Column will be promoted to stop at any position；
3. being entered in supporting sleeve by the impurity that setting filling member and protective layer can avoid acidification.
Detailed description of the invention
Fig. 1 is the overall structure diagram of the utility model.
Fig. 2 is the schematic cross-sectional view in the face A-A in Fig. 1
Fig. 3 is the partial schematic diagram of rotating bar in the utility model, it is intended to indicate the connection type of rotating bar and idler wheel.
In figure, 1, support；2, supporting sleeve；21, movable span；211, filling member；22, hinged seat；23, extension spring；24,
Idler wheel；3, support ring；4, column is promoted；41, swivel becket；5, driving assembly；51, adapter；511, fixed part；512, movable part；
52, motor；53, mounting base；54, reduction assemblies；541, first gear；542, second gear；6, component is filled the water；61, push rod；
612, rotation slot；613, escape groove；62, rotating bar；621, guide groove；63, spray head；64, compressed spring；65, feed pipe.
Specific embodiment
The utility model is described in further detail below in conjunction with attached drawing.
Referring to Fig.1, it is a kind of water filling well acidizing de-plugging system disclosed by the utility model, is set to the branch of water injection well periphery
Seat 1, the supporting sleeve 2 being set in water injection well, and the water filling component 6 being set in supporting sleeve 2.
Referring to Figures 1 and 2,2 top of supporting sleeve is welded with support ring 3, is threaded with propulsion across 3 inner ring of support ring
Column 4,3 inner wall of support ring are provided with internal screw thread, and 4 outer wall of column is promoted to be provided with external screw thread.It is provided on support 1 and is promoted for driving
The driving assembly 5 that column 4 is rotated along support ring 3, driving assembly 5 include being fixed in the adapter 51 promoted on column 4, and be used for
The motor 52 for driving adapter 51 to rotate, motor 52 are servo motor, and adapter 51 includes being fixed in the fixed part promoted on column 4
511, and the movable part 512 being connected on fixed part 511 is slid along the vertical direction, fixed part 511 is close in the present embodiment lives
The hollow setting in one end in dynamic portion 512, the sliding of movable part 512 are connected to 511 inner wall of fixed part, are welded with mounting base 53 on support 1,
Motor 52 is fixed in mounting base 53 by screw.Reduction assemblies 54 are provided on support 1, reduction assemblies 54 include and motor 52
Coaxially connected first gear 541, and the second gear for being intermeshed and being fixed on movable part 512 with first gear 541
542, the number of teeth of first gear 541 is less than the number of teeth of second gear 542, and the axis of second gear 542 and the axis for promoting column 4
It is overlapped.
Referring to Figures 1 and 2, supporting sleeve 2 is spaced apart along 2 peripheral wall of supporting sleeve at each oil reservoir and is equipped with multiple activities
Hole 21, opens up that there are three movable spans 21 in the present embodiment at each oil reservoir on supporting sleeve 2.Filling the water component 6 includes that rotation connects
It is connected to the push rod 61 for promoting 4 inner ring of column, one end is articulated with 61 peripheral wall of push rod, and the other end protrudes into the rotating bar in each movable span 21
62, it is set to and separate in rotating bar 62 is respectively welded with the spray head 63 of 61 hinged place one end of push rod and both ends in rotating bar 62
With the compressed spring 64 of 61 peripheral wall of push rod；61 peripheral wall of push rod offers rotation slot 612, and 4 inner wall of column is promoted to be welded with rotation connection
In the swivel becket 41 in rotation slot 612.61 peripheral wall of push rod offers the escape groove 613 passed through for rotating bar 62 and feed pipe 65,
Push rod 61 and rotating bar 62 are hollow setting, and push rod 61 is provided with insertion 62 inner cavity of rotating bar and is connected to spray head 63
Feed pipe 65.
Referring to Fig. 2 and Fig. 3,62 side wall of rotating bar offers guide groove 621, and guide groove 621 is T-slot, in supporting sleeve 2
Wall is welded with hinged seat 22 close at movable span 21, and extension spring 23 is rotatably connected on hinged seat 22, and extension spring 23 is another
End is hinged with idler wheel 24, and the rolling of idler wheel 24 is connected in guide groove 621.
Referring to Figures 1 and 2, in being provided with filling member 211 flexible in movable span 21, rotating bar 62 passes through filling member 211
And extend to outside supporting sleeve 2, the material of filling member 211 is silica gel in the present embodiment.211 periphery of filling member is coated with protection
Layer, the material of protective layer is polytetrafluoroethylene (PTFE) in the present embodiment.
The implementation principle of the present embodiment are as follows: when operation, acid solution is flowed at spray head 63 by feed pipe 65, is controlled by spray head 63
Lifting rate processed, when the impurity at oil reservoir is eroded a part by acid solution, motor 52 drives first gear 541 to rotate, the first tooth
The second gear 542 being engaged with and adapter 51 is driven to rotate synchronously when 541 rotation of wheel, adapter 51 can drive when rotating
It promotes and threads turn occurs between column 4 and support ring 3, due to promoting between column 4 and support ring 3 to be threadedly coupled, promote
Column 4 can be moved slowly vertically downwards while rotation along support ring 3, while promoting column 4 slowly to move downward,
Relative sliding occurs between fixed part 511 and movable part 512, is herein rotation connection between column 4 and push rod 61 due to promoting, because
This promotes column 4 while rotation, and push rod 61 will not be pushed into column 4 and drive synchronous rotation, while promote column 4 that can also drive push rod
61 move downward.
The slowly movement downwards of push rod 61, along movable span 21 towards branch while rotating bar 62 is rotated along 61 peripheral wall of push rod
It is stretched out on the outside of support set pipe 2, as heeling condition of the rotating bar 62 by most gradually rotates as horizontality, in the process,
Spray head 63 continues to spray acid solution into oil reservoir.After the completion of impurity cleaning, motor 52, which rotates backward, can drive push rod 61 and turn
Lever 62 moves to original position.
The embodiment of present embodiment is the preferred embodiment of the utility model, and not limitation is originally practical new according to this
The protection scope of type, therefore: the equivalence changes that all structures, shape, principle according to the utility model are done should all be covered by practical
Within novel protection scope.
Claims (8)
1. a kind of water filling well acidizing de-plugging system, including supporting sleeve (2), and the note being set in the supporting sleeve (2)
Water assembly (6), it is characterised in that: the supporting sleeve (2) is spaced apart along supporting sleeve (2) peripheral wall at each oil reservoir and is equipped with
Multiple movable spans (21), the water filling component (6) are parallel to the sliding of the supporting sleeve (2) diameter of axle direction including edge and are connected to institute
The push rod (61) in supporting sleeve (2) is stated, one end is articulated with the push rod (61) peripheral wall, and the other end protrudes into each movable span
(21) rotating bar (62) in is set to the separate spray head with the push rod (61) hinged place one end on the rotating bar (62)
(63), and the compressed spring (64) that is set between the rotating bar (62) and the push rod (61) peripheral wall, the push rod
(61) and the rotating bar (62) is hollow setting, passes through the push rod (61) and is provided with insertion rotating bar (62) inner cavity
And the feed pipe (65) being connected to the spray head (63).
2. a kind of water filling well acidizing de-plugging system according to claim 1, it is characterised in that: supporting sleeve (2) top
End is provided with support ring (3), passes through the support ring (3) inner ring and is threaded with propulsion column (4), propulsion column (4) rotation
It is connected to the push rod (61) outer ring, it is described to promote the driving being provided with above column (4) for driving propulsion column (4) to rotate
Component (5).
3. a kind of water filling well acidizing de-plugging system according to claim 2, it is characterised in that: the supporting sleeve (2) is outside
It is provided with the support (1) being fixed on oil field week, the driving component (5) includes the switching being fixed on propulsion column (4)
Part (51), and the motor (52) for driving the adapter (51) to rotate, the adapter (51) are described including being fixed in
The fixed part (511) on column (4) is promoted, and slides the movable part being connected on the fixed part (511) along the vertical direction
(512), the motor (52) drives movable part (512) rotation.
4. a kind of water filling well acidizing de-plugging system according to claim 3, it is characterised in that: be arranged on the support (1)
Having reduction assemblies (54), the reduction assemblies (54) include the first gear (541) coaxially connected with the motor (52), and
The second gear (542) for being intermeshed and being fixed on the movable part (512) with the first gear (541), described first
The number of teeth of gear (541) is less than the number of teeth of the second gear (542).
5. a kind of water filling well acidizing de-plugging system according to claim 1, it is characterised in that: rotating bar (62) side wall
It offers guide groove (621), supporting sleeve (2) inner wall is in be rotatably connected to close at the movable span (21) can be along described
The idler wheel (24) that guide groove (621) rolls.
6. a kind of water filling well acidizing de-plugging system according to claim 5, it is characterised in that: in each movable span
(21) it has been arranged in a one-to-one correspondence one end at and has been articulated with the supporting sleeve (2) inner wall, the other end is articulated on the idler wheel (24)
Extension spring (23).
7. a kind of water filling well acidizing de-plugging system according to claim 1, it is characterised in that: in Yu Suoshu movable span (21)
It is provided with filling member flexible (211), the rotating bar (62) passes through the filling member (211) and extends to the supporting sleeve
(2) outside.
8. a kind of water filling well acidizing de-plugging system according to claim 7, it is characterised in that: the filling member (211) is outside
Week is coated with protective layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920562444.2U CN209025657U (en) | 2019-04-23 | 2019-04-23 | A kind of water filling well acidizing de-plugging system |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920562444.2U CN209025657U (en) | 2019-04-23 | 2019-04-23 | A kind of water filling well acidizing de-plugging system |
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| Publication Number | Publication Date |
|---|---|
| CN209025657U true CN209025657U (en) | 2019-06-25 |
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| CN201920562444.2U Active CN209025657U (en) | 2019-04-23 | 2019-04-23 | A kind of water filling well acidizing de-plugging system |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110454117A (en) * | 2019-08-14 | 2019-11-15 | 中国石油化工股份有限公司 | A kind of poor thin layer anti-channeling acidification method for removing blockage |
-
2019
- 2019-04-23 CN CN201920562444.2U patent/CN209025657U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110454117A (en) * | 2019-08-14 | 2019-11-15 | 中国石油化工股份有限公司 | A kind of poor thin layer anti-channeling acidification method for removing blockage |
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