CN104975832B - A kind of bridge-type concentric roater regulator - Google Patents
A kind of bridge-type concentric roater regulator Download PDFInfo
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- CN104975832B CN104975832B CN201510363275.6A CN201510363275A CN104975832B CN 104975832 B CN104975832 B CN 104975832B CN 201510363275 A CN201510363275 A CN 201510363275A CN 104975832 B CN104975832 B CN 104975832B
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Abstract
The present invention provides a kind of bridge-type concentric roater regulators, top connection, casing, fixed water nozzle, the lower contact being screwed on including screw thread successively, fixed water nozzle is the casing that middle part tube wall is provided with tubaeform water outlet, fixed water nozzle is screwed on anti-rotation positioning tube, and anti-rotation positioning tube is provided with the radial water outlet opposite with tubaeform water outlet；Fixed water nozzle lower end stationary body cylinder, be screwed on movable water nozzle on the inside of main body cylinder, and the upper end of movable water nozzle is equipped with ceramic ring, and adjusting slot is arranged in the lower part of movable water nozzle, anti- rotating positioning mechanism was equipped with water notch, crosses water notch and is connected to the bridge-type through-hole on fixed water nozzle；Movable water nozzle and main body cylinder axle center having the same, it is only necessary to which the adjusting of water injection rate can be realized in rotation activity water nozzle；With concentric electronic survey tune envelope integrated testing instrument is tested to dock underground is concentric, realize water injection rate adjust it is synchronouss with testing seal about packer carry out, docking success rate height reduces workload, and the efficiency of raising, meets high angle hole and deep-well is layered the needs of water distribution.
Description
Technical field
The invention belongs to used bridge-type concentric water distributions when a kind of oil-field flooding field, more particularly to water injection well water filling
Device.
Background technology
In recent years, with the development of bridge-type eccentric and traditional eccentric zonal injection technology technology and perfect, in each elephant
Large-scale popularization and application are increasingly obtained.
When carrying out test allotment, a ruler is selected roughly according to the water distribution quantity of each oil reservoir and the loss curve of water nozzle
Very little fixed water nozzle, puts it into blanking plug, and blanking plug is put into injection well downhole flow regulator with throw in catcher, then each with testing flow meter
The practical water injection rate of layer.If practical water injection rate does not reach requirement, need to pull blanking plug and water nozzle out, after re-replacing water nozzle
It puts into injection well downhole flow regulator again, repeatedly, until the water injection rate of this layer reaches requirement.In this way, water nozzle, work are replaced in pulling repeatedly
Work amount is big, and instrument docking success rate is low, meanwhile, water nozzle size has noncontinuity, allocates low precision.
Common bridge-type concentric roater regulator, although overcoming drawbacks described above, test allotment operation and testing seal about packer are made
Industry, it is necessary to descend respectively test equipment test, cannot simultaneously operation, increase workload, influence working efficiency.
Invention content
The purpose of the present invention is to solve above-mentioned oil-field floodings to test in allocation process, and water nozzle, work are replaced in pulling repeatedly
Work amount is big, instrument dock success rate it is low, allocate low precision, and test allotment and testing seal about packer cannot simultaneously operation, workload
Big ineffective problem.
For this purpose, the present invention provides a kind of bridge-type concentric roater regulator, including top connection, top connection lower end outside connection shield
Cylinder, casing lower end inside are connected and fixed water nozzle, and fixed water nozzle lower end outside connects lower contact, and the fixation water nozzle is central tube
Wall is provided with the casing of tubaeform water outlet, the lower end outside for the anti-rotation positioning tube that is screwed on the inside of fixed water nozzle upper end, anti-rotation positioning tube
Lower end be provided with the radial water outlet opposite with tubaeform water outlet；
Fixed water nozzle lower end inside is fixed with main body cylinder, is screwed on movable water nozzle by screw thread activity on the inside of main body cylinder, living
Ceramic ring is installed on the outside of the upper end of dynamic water nozzle, the lower part of movable water nozzle is provided with adjusting slot.
The fixation water nozzle is provided with passageway bridge in an axial direction, and anti-rotation positioning tube top is provided with positioning groove, anti-rotation
Multiple water notch excessively are offered in the middle part of positioning tube on barrel, water notch is crossed and is connected to the passageway bridge of fixed water nozzle.
The main body cylinder upper outside is welded on fixed water nozzle lower inside in the form of welding, on the inside of main body cylinder
Portion is equipped with screw thread, is connected with the middle part screw thread of movable water nozzle, movable water nozzle and main body cylinder axle center having the same.
Between the joint face of the top connection and casing, the upper outside joint face of the lower end of casing and fixed water nozzle it
Between, between the lower outside and lower contact joint face of fixed water nozzle army be connected through a screw thread and be designed on joint face two it is O-shaped
Sealing ring；Between the anti-rotation positioning tube lower part and movable water nozzle contact surface, the lower end of main body cylinder inside upper part screw thread and work
Glais ring there are one being all provided between dynamic water nozzle joint face.
Beneficial effects of the present invention：
1, it overcomes in oil-field flooding test allocation process, water nozzle, heavy workload are replaced in pulling repeatedly, and instrument docks successfully
Rate is low, allocates low precision, and test allotment and testing seal about packer cannot operation simultaneously, heavy workload working efficiency is low.
2, realize bridge-type concentric roater regulator and bridge-type it is concentric test envelope and survey tune integrated testing instrument docked and water in underground location
It is concentric docking to measure big minor adjustment docking, and docking success rate is high, meets high angle hole and the needs of deep-well layering water distribution.
3, the movable water nozzle Unique physical design of novel bridge type concentric roater regulator tests envelope integrated test with the concentric survey tune of bridge-type
Test instrument coordinates, and next instrument realizes that water injection rate is adjusted and testing seal about packer synchronization job, reduction workload improve work effect
Rate.
4, movable water nozzle integrated structure design, it is only necessary to driving activity water nozzle rotates the adjusting that water injection rate can be realized,
Degree of regulation is high, and water nozzle pulling problem is not present, and reduces workload, the efficiency of raising.
5, part injection water passes sequentially through the water notch of anti-rotation positioning tube, the passageway bridge of fixed water nozzle, movable water nozzle
Regulating tank flows to the next stage bridge-type concentric roater regulator being connect with lower contact, or passes through anti-rotation positioning tube, movable water nozzle and master
The central passage of body cylinder flows to the next stage bridge-type concentric roater regulator being connect with lower contact, to ensure carrying out test allotment and testing
The normal water filling for not influencing other water filling layers when envelope, to meet the needs that deep-well is layered water distribution.
The present invention is described in further details below with reference to attached drawing.
Description of the drawings
Fig. 1 is the overall structure diagram of the present invention.
Fig. 2 is the A-A sectional views of Fig. 1.
Reference sign：1, top connection；2, casing；3, anti-rotation positioning tube；4, fixed water nozzle；5, movable water nozzle；6, main
Body cylinder；7, lower contact；8, tubaeform water outlet；9, radial water outlet；10, ceramic ring；11, water notch is crossed；12, adjusting slot；
13, O-ring seal；14, Glais ring；15, passageway bridge；16, positioning groove.
Specific implementation mode
To make the object, technical solutions and advantages of the present invention clearer, below in conjunction with attached drawing to embodiment party of the present invention
Formula is described in further detail.
Embodiment 1：
The present embodiment provides a kind of bridge-type concentric roater regulators, as shown in Figure 1, including top connection 1,1 lower end outside of top connection
Casing 2 is connected, 2 lower end inside of casing is connected and fixed water nozzle 4, and 4 lower end outside of fixed water nozzle connects lower contact 7, the fixation
Water nozzle 4 is the casing that middle part tube wall is provided with tubaeform water outlet 8, the lower end for the anti-rotation positioning tube 3 that is screwed on the inside of 4 upper end of fixed water nozzle
The lower end in outside, anti-rotation positioning tube 3 is provided with the radial water outlet 9 opposite with tubaeform water outlet 8.
Fixed 4 lower end inside of water nozzle is fixed with main body cylinder 6, and 6 inside of main body cylinder is screwed on movable water nozzle by screw thread activity
5, the upper end outside of movable water nozzle 5 is equipped with ceramic ring 10, and the lower part of movable water nozzle 5 is provided with adjusting slot 12.
This bridge-type concentric roater regulator of the present invention, the survey before carrying out oil-field flooding technology or oil-field flooding technology
In examination allocation process envelope survey is tested with one heart, integrated testing instrument is adjusted to carry out dispensing water filling together for oil field with bridge-type.
First, bridge-type concentric roater regulator is docked with the concentric envelope survey tune integrated testing instrument of testing of bridge-type in underground, is prevented
The lower end for turning positioning tube 3 is provided with the radial water outlet 9 opposite with tubaeform water outlet 8, and when surveying water diversion volume, measurement and adjustment instrument adjusts convex
Wheel coordinates with movable water nozzle regulating tank, so that movable water nozzle 5 is rotated up and down along the upper inner screw thread of main body cylinder 6 and moves, activity
The rotation of ceramic ring 10 of 5 upper outside of water nozzle moves up and down, and to change the size of the opening of radial water outlet 9, changes outflow loudspeaker
The uninterrupted of shape water outlet 8, reaches regulating pondage purpose.
Embodiment 2：
On the basis of embodiment 1, the present embodiment is further improved, and in the present embodiment, fixed water nozzle 4 is provided with along axis
To passageway bridge 15,3 top of anti-rotation positioning tube is provided with positioning groove, is offered on 3 middle part barrel of anti-rotation positioning tube multiple
Water notch 11 is crossed, water notch 11 is crossed and is connected to the passageway bridge 15 of fixed water nozzle 4.
There is positioning groove 16 on 3 top of anti-rotation positioning tube, coordinates with measurement and adjustment instrument locating detent, and realization is accurately positioned, anti-rotation positioning
Water notch 11 is crossed in 3 tops of cylinder equipped with several, crosses the anti-rotation cam engagement of water notch 11 and measurement and adjustment instrument, is revolved when preventing measurement and adjustment instrument from adjusting
Turn, cross water notch 11 and be connected to the passageway bridge 15 on fixed water nozzle 4, in this way, part injection water passes sequentially through anti-rotation positioning
The passageway bridge of cylinder 3 crossed water notch 11, fix water nozzle 4, the flow direction of adjusting slot 12 of movable water nozzle 5 are connect down with lower contact
Level-one bridge-type concentric roater regulator realizes being used cooperatively for multistage injection well downhole flow regulator, or passes through anti-rotation positioning tube 3, movable water nozzle 5 and master
The central passage of body cylinder 6 flows to next stage bridge-type concentric roater regulator connect with lower contact 7, with ensure carry out test allocate with
The normal water filling for not influencing other water filling layers when testing envelope, to meet the needs that deep-well is layered water distribution.
Embodiment 3：
In the present embodiment, the structure in embodiment 1 is further limited, main body cylinder 6 upper outside is to weld
Form is welded on 4 lower inside of fixed water nozzle, and the inside upper part of main body cylinder 6 is equipped with screw thread, the middle part screw thread phase with movable water nozzle 5
Connection, 6 axle center having the same of movable water nozzle 5 and main body cylinder.
Due to subsurface environment complexity, it may appear that many impurity dirts, dirt can enter screw thread along gap under high pressure, lead
Screw corrosion, stuck is caused, therefore in the present embodiment, between top connection 1 and the joint face of casing 2, the lower end of casing 2 and fixation
Army is connected by screw thread between the upper outside joint face of water nozzle 4, between 7 joint face of lower outside and lower contact of fixed water nozzle 4
Two O-ring seals 13 are connect and are designed on joint face, rubber ring can play the role of protecting screw thread.
Since Glais ring friction coefficient is small, high temperature resistant is corrosion-resistant, without creeping phenomenon in rotation process, stable working, for a long time
It is high that sealing adjusts reliability.Therefore in the present embodiment, between 3 lower part of anti-rotation positioning tube and movable 5 contact surface of water nozzle, main body cylinder
Glais ring 14 there are one being all provided between 5 joint face of the lower end of 6 inside upper part screw threads and movable water nozzle, ensures that the two joint faces exist
Preferable leakproofness can be kept in the environment of underground high temperature corrosion.
This bridge-type concentric roater regulator of the invention in summary, main body cylinder, movable water nozzle and fixed water nozzle concentricization
It is integrated, realize bridge-type concentric roater regulator and bridge-type it is concentric test envelope and survey tune integrated testing instrument docked and water size in underground location
It is concentric docking to adjust docking, and docking success rate is high, meets high angle hole and the needs of deep-well layering water distribution；Moreover, novel
The movable water nozzle Unique physical design of bridge-type concentric roater regulator tests envelope integrated test test instrument cooperation with the concentric survey tune of bridge-type, under
A time instrument realizes that water injection rate is adjusted and testing seal about packer synchronization job, reduction workload improve working efficiency.Also, activity
Water nozzle integrated structure design, it is only necessary to which driving activity water nozzle rotates the adjusting that water injection rate can be realized, and degree of regulation is high, and not
There are problems that water nozzle pulling, reduces workload, the efficiency of raising.In addition, part injection water passes sequentially through anti-rotation positioning tube
To cross the next stage bridge-type that water notch, fixed water nozzle passageway bridge, movable water nozzle adjusting slot flow direction are connect with lower contact concentric
Injection well downhole flow regulator, or the next stage being connect with lower contact is flowed to by the central passage of anti-rotation positioning tube, movable water nozzle and main body cylinder
Bridge-type concentric roater regulator, to ensure not influencing the normal water filling of other water filling layers when carrying out test allotment and testing envelope, to meet
Deep-well is layered the needs of water distribution.
The foregoing examples are only illustrative of the present invention, does not constitute the limitation to protection scope of the present invention, all
Be with the present invention it is same or analogous design all belong to the scope of protection of the present invention within.
Claims (1)
1. a kind of bridge-type concentric roater regulator, including top connection（1）, top connection（1）Lower end outside connects casing（2）, casing（2）Under
End inside is connected and fixed water nozzle（4）, fixed water nozzle（4）Lower end outside connects lower contact（7）, it is characterised in that：The fixation
Water nozzle（4）It is provided with tubaeform water outlet for middle part tube wall（8）Casing, fixed water nozzle（4）Be screwed on anti-rotation positioning tube on the inside of upper end
（3）Lower end outside, anti-rotation positioning tube（3）Lower end be provided with and tubaeform water outlet（8）Opposite radial water outlet（9）；
Fixed water nozzle（4）Lower end inside is fixed with main body cylinder（6）, main body cylinder（6）Inside is screwed on movable water by screw thread activity
Mouth（5）, movable water nozzle（5）Upper end on the outside of ceramic ring is installed（10）, movable water nozzle（5）Lower part be provided with adjusting slot
（12）；
The fixation water nozzle（4）It is provided with passageway bridge in an axial direction（15）, anti-rotation positioning tube（3）Top is provided with positioning groove
（16）, anti-rotation positioning tube（3）Multiple water notch excessively are offered on the barrel of middle part（11）, cross water notch（11）With fixed water nozzle（4）
Passageway bridge（15）Connection；
The main body cylinder（6）Upper outside is welded on fixed water nozzle in the form of welding（4）Lower inside, main body cylinder（6）'s
Inside upper part is equipped with screw thread, with movable water nozzle（5）Middle part screw thread be connected, movable water nozzle（5）And main body cylinder（6）With identical
Axle center；
The top connection（1）With casing（2）Joint face between, casing（2）Lower end and fixed water nozzle（4）Upper outside
Between joint face, fix water nozzle（4）Lower outside and lower contact（7）Army is connected through a screw thread and on joint face between joint face
It is designed with two O-ring seals（13）；The anti-rotation positioning tube（3）Lower part and movable water nozzle（5）Between contact surface, main body cylinder
（6）The lower end of inside upper part screw thread and movable water nozzle（5）Glais ring there are one being all provided between joint face（14）.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510363275.6A CN104975832B (en) | 2015-06-26 | 2015-06-26 | A kind of bridge-type concentric roater regulator |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510363275.6A CN104975832B (en) | 2015-06-26 | 2015-06-26 | A kind of bridge-type concentric roater regulator |
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| Publication Number | Publication Date |
|---|---|
| CN104975832A CN104975832A (en) | 2015-10-14 |
| CN104975832B true CN104975832B (en) | 2018-09-04 |
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| CN201510363275.6A Active CN104975832B (en) | 2015-06-26 | 2015-06-26 | A kind of bridge-type concentric roater regulator |
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Families Citing this family (9)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN105464636B (en) * | 2015-12-19 | 2018-06-01 | 中国石油天然气股份有限公司 | A kind of concentric profile control water distribution injection allocation apparatus of bridge-type and its process |
| CN108071377B (en) * | 2016-11-18 | 2024-03-01 | 中国石油化工股份有限公司 | Bridge-type mechanism small-flow long-acting water distributor |
| CN107762460A (en) * | 2017-11-02 | 2018-03-06 | 中国石油天然气股份有限公司 | It is a kind of to integrate the bridge-type concentric roater regulator for testing and sealing and surveying and adjust |
| CN108915651B (en) * | 2018-07-27 | 2024-01-30 | 中国石油天然气股份有限公司 | Bridge type concentric constant pressure water distributor |
| CN109209310A (en) * | 2018-10-31 | 2019-01-15 | 四川富利斯达石油科技发展有限公司 | A kind of bridge-type is continuously adjusted injection well downhole flow regulator with one heart |
| CN111810095A (en) * | 2020-07-13 | 2020-10-23 | 中国海洋石油集团有限公司 | Offshore oil field testing and adjusting integrated pipe column |
| CN112814634B (en) * | 2021-03-17 | 2021-11-09 | 大庆市天德忠石油科技有限公司 | Injection allocation device |
| CN113374457B (en) * | 2021-07-07 | 2022-05-03 | 中国石油化工股份有限公司 | Intelligent water distributor for separate layer water injection |
| CN114352246B (en) * | 2022-01-12 | 2023-03-21 | 靖江市强林石油钻采设备制造有限公司 | Multi-structure adjustable bridge type concentric water distributor |
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|---|---|---|---|---|
| US3974876A (en) * | 1975-09-15 | 1976-08-17 | Taylor Julian S | Downhole fluid flow regulator |
| CN103104231A (en) * | 2013-01-31 | 2013-05-15 | 中国石油天然气股份有限公司 | Bridge type concentric continuous adjustable water distributor |
| CN203321465U (en) * | 2013-04-19 | 2013-12-04 | 陕西博迪昊泰石油科技有限责任公司 | Bridge type concentric water distributor |
| CN103628847A (en) * | 2012-08-28 | 2014-03-12 | 中国石油天然气股份有限公司 | Bridge type integrated concentric water distributor |
| CN204782961U (en) * | 2015-06-26 | 2015-11-18 | 中国石油天然气股份有限公司 | Concentric water injection mandrel of bridge type |
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2015
- 2015-06-26 CN CN201510363275.6A patent/CN104975832B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US3974876A (en) * | 1975-09-15 | 1976-08-17 | Taylor Julian S | Downhole fluid flow regulator |
| CN103628847A (en) * | 2012-08-28 | 2014-03-12 | 中国石油天然气股份有限公司 | Bridge type integrated concentric water distributor |
| CN103104231A (en) * | 2013-01-31 | 2013-05-15 | 中国石油天然气股份有限公司 | Bridge type concentric continuous adjustable water distributor |
| CN203321465U (en) * | 2013-04-19 | 2013-12-04 | 陕西博迪昊泰石油科技有限责任公司 | Bridge type concentric water distributor |
| CN204782961U (en) * | 2015-06-26 | 2015-11-18 | 中国石油天然气股份有限公司 | Concentric water injection mandrel of bridge type |
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| CN104975832A (en) | 2015-10-14 |
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