CN206554920U - A kind of oil pipe of horizontal well conveys electrodynamic type current-collecting device - Google Patents
A kind of oil pipe of horizontal well conveys electrodynamic type current-collecting device Download PDFInfo
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- CN206554920U CN206554920U CN201621354979.3U CN201621354979U CN206554920U CN 206554920 U CN206554920 U CN 206554920U CN 201621354979 U CN201621354979 U CN 201621354979U CN 206554920 U CN206554920 U CN 206554920U
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- umbrella
- muscle
- crossover sub
- oil pipe
- horizontal well
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Abstract
The utility model provides a kind of oil pipe of horizontal well conveying electrodynamic type current-collecting device, including top connection, the top connection lower end is connected with drive device, the drive device lower end is connected with current collecting umbrella part, the drive device is connected with current collecting umbrella part by switching mechanism, and the current collecting umbrella lower is connected with lower contact.The present apparatus is rotated forward and rotated backward using threephase asynchronous machine to be moved back and forth by the crossover sub nut of rotor banding manual converting mechanism along crossover sub leading screw, the umbrella muscle clamping cap operation of crossover sub nut bottom connection, umbrella muscle is promoted to be in stretching or closed mode, ensure that umbrella cloth opens or closed, umbrella muscle is started radial deformation by longitudinal compression, it is flared out current collecting umbrella, umbrella cloth whole circumference is set all to be brought into close contact with internal surface of sleeve pipe, problem is missed in the absence of gap, reach hermetically sealed catchment effect, realize hermetically sealed afflux and lower flow starts, improve the flow measurement precision of logging instrument.
Description
Technical field
The utility model is related to field of oilfield exploitation oil well liquid-producing section plane test technology, more particularly to a kind of oil pipe of horizontal well
Convey electrodynamic type current-collecting device.
Background technology
Low production liquid horizontal well production performance observation is the problem in production logging field, due to horizontality down-off frequency values
Influenceed larger by aqueous percentage, while because of gravitational differentiation generally existing laminar flow in horizontal well, and flow pattern is by hole deviation angle shadow
Ringing becomes complicated, causes conventional production logging instrument to be not properly suited for horizontal well, it is necessary to use the work for making to produce liquid afflux in well
Tool.In logging Application, the logger such as current collecting umbrella and flowmeter couples, and current collecting umbrella opens realization packing collection in oil well casing
Stream, makes borehole fluid into the passage inside current collecting umbrella and flows through flow measurement amount.
The current collecting umbrella developing and use is due to friction when shaft bottom is in poor shape, instrument is removed or misoperation at present,
Current collecting umbrella is easy to damaged leakage, causes measurement inaccurate or even failure.Lower cable or the electronic control of underground high-energy battery are used simultaneously
Current collecting umbrella processed is opened and closed, complicated.
Utility model content
In order to overcome existing current collecting umbrella due to shaft bottom is in poor shape, instrument is removed when friction or misoperation, afflux
Umbrella is easy to damaged leakage, causes measurement inaccurate or even fails and beaten using cable or underground high-energy battery Electronic control current collecting umbrella
Open and close, the problem of complicated, the utility model provides a kind of oil pipe of horizontal well conveying electrodynamic type current-collecting device, realizes complete
Seal afflux and lower flow starts, improve the flow measurement precision of logging instrument, can be widely applied to low yield liquid borehole logging tool.
The technical solution adopted in the utility model is：
A kind of oil pipe of horizontal well conveys electrodynamic type current-collecting device, including top connection, and the top connection lower end is connected with driving
Device, the drive device lower end is connected with current collecting umbrella part, and the drive device is connected with current collecting umbrella part by switching mechanism
Connect, the current collecting umbrella lower is connected with lower contact.
The drive device is threephase asynchronous machine.
The switching mechanism at least includes rotor, stator, crossover sub nut and crossover sub leading screw, and the rotor is with turning
Changing-over captacula thick stick is connected, meanwhile, it is connected, the crossover sub leading screw is connected with umbrella central tube, covers with driving device motor mover
Stator outside rotor is connected with crossover sub nut.
The rotor, crossover sub leading screw are hollow-core construction, and the crossover sub leading screw and crossover sub nut are used
Tapered thread is connected.
The current collecting umbrella part at least includes two umbrella muscle sliding supports, umbrella muscle and umbrella central tube, and described two umbrella muscle are slided
Dynamic bearing is connected on umbrella central tube, and umbrella muscle sliding support is provided with umbrella muscle hold-down support, and the umbrella muscle is sleeved on umbrella central tube
Outside, umbrella muscle two ends be fixed on above and below on two umbrella muscle hold-down supports.
Umbrella muscle groove is provided with the umbrella muscle hold-down support, the umbrella muscle is fixed in umbrella muscle groove.
The umbrella muscle is provided with umbrella cloth.
The umbrella central tube upper end is provided with the crossover sub nut company of umbrella muscle clamping cap, umbrella muscle clamping cap and switching mechanism
Connect.
The beneficial effects of the utility model are：
The utility model is rotated forward and rotated backward using drive device threephase asynchronous machine to drive by rotor and changes
The crossover sub nut of mechanism is moved back and forth along crossover sub leading screw, the umbrella muscle clamping cap fortune of crossover sub nut bottom connection
OK, umbrella muscle is promoted to be in stretching or closed mode, it is ensured that umbrella cloth opens or closed, umbrella muscle is started radially to become by longitudinal compression
Shape, is flared out current collecting umbrella, umbrella cloth whole circumference is all brought into close contact with internal surface of sleeve pipe, misses problem in the absence of gap, reaches
Hermetically sealed catchment effect, forces borehole fluid to enter umbrella center tube passage cocurrent through measuring instrument.Realize hermetically sealed afflux and more
Low flow starts, and improves the flow measurement precision of logging instrument, can be widely applied to low yield liquid borehole logging tool.
It is further detailed below with reference to accompanying drawing.
Brief description of the drawings
Fig. 1, the present apparatus structural representation.
In figure, reference is：1st, top connection；2nd, driving device motor central passage；3rd, threephase asynchronous machine；4th, turn
Son；5th, stator；6th, switching mechanism nut；7th, switching mechanism leading screw；8th, umbrella muscle clamping cap；9th, umbrella muscle hold-down support；10th, umbrella muscle is slided
Dynamic bearing；11st, umbrella muscle；12nd, umbrella cloth；13rd, umbrella central tube；14th, umbrella muscle groove；15th, lower contact.
Embodiment
Embodiment 1：
In order to overcome existing current collecting umbrella due to shaft bottom is in poor shape, instrument is removed when friction or misoperation, afflux
Umbrella is easy to damaged leakage, causes measurement inaccurate or even fails and beaten using cable or underground high-energy battery Electronic control current collecting umbrella
Open and close, the problem of complicated, the utility model provides a kind of oil pipe of horizontal well conveying electrodynamic type afflux as shown in Figure 1
Device, the present apparatus realizes hermetically sealed afflux and lower flow starts, and improves the flow measurement precision of logging instrument, can extensive use
In low yield liquid borehole logging tool.
A kind of oil pipe of horizontal well conveys electrodynamic type current-collecting device, including top connection 1, and the lower end of top connection 1 is connected with drive
Dynamic device, the drive device lower end is connected with current collecting umbrella part, and the drive device passes through switching mechanism with current collecting umbrella part
Connection, the current collecting umbrella lower is connected with lower contact 15.
The present apparatus is moved by drive device band manual converting mechanism, so as to control the opening and closing of current collecting umbrella part, is collected
It is brought into close contact under stream umbrella part open mode with sleeve pipe, misses problem in the absence of gap, reach hermetically sealed catchment effect, force well
Interior fluid enters umbrella center tube passage cocurrent through measuring instrument.The utility model realizes that hermetically sealed afflux and lower flow are opened
It is dynamic, the flow measurement precision of logging instrument is improved, low yield liquid borehole logging tool is can be widely applied to.
Embodiment 2：
On the basis of above-described embodiment, in the present embodiment, the drive device is a hollow structure motor.
The drive device is threephase asynchronous machine 3.
The switching mechanism at least includes rotor 4, stator 5, crossover sub nut 6 and crossover sub leading screw 7, the rotor
4 are connected with crossover sub leading screw 7, meanwhile, it is connected with driving device motor mover, the crossover sub leading screw 7 and umbrella central tube
13 connections, the stator 5 for being sleeved on the outside of rotor 4 is connected with crossover sub nut 6.
The rotor 4, crossover sub leading screw 7 are hollow-core construction, the crossover sub leading screw 7 and crossover sub nut 6
Connected using tapered thread.
Rotor 4, crossover sub leading screw 7 are hollow-core construction, it is ensured that current collecting umbrella open after well liquid can through umbrella central tube 13,
Crossover sub leading screw 7, rotor 4 and driving device motor central passage 2 enter oil pipe, crossover sub leading screw 7 and crossover sub spiral shell
Mother 6 is connected using tapered thread.
The upper end of umbrella central tube 13 is provided with umbrella muscle clamping cap 8, umbrella muscle clamping cap 8 and the crossover sub nut of switching mechanism
6 connections.
Umbrella muscle clamping cap 8 and crossover sub nut 6 connect.Umbrella muscle hold-down support 9 is connected with umbrella muscle sliding support 10, turns
Changing-over head nut 6 promotes umbrella muscle sliding support 10 to exist along the movement progress umbrella muscle clamping cap 8 of crossover sub leading screw 7, umbrella muscle clamping cap 8
Umbrella central tube 13 is moved back and forth, and then drives the umbrella muscle 11 being fixed on umbrella muscle hold-down support 9 to move back and forth so that umbrella cloth 12
Open or close and close.
The current collecting umbrella part at least includes two umbrella muscle sliding supports 10, umbrella muscle 11 and umbrella central tube 13, described two
Umbrella muscle sliding support 10 is connected on umbrella central tube 13, and umbrella muscle sliding support 10 is provided with umbrella muscle hold-down support 9, the umbrella muscle 11
Be sleeved on the outside of umbrella central tube 13, the two ends of umbrella muscle 11 be fixed on above and below on two umbrella muscle hold-down supports 9.
Umbrella muscle groove 14 is provided with the umbrella muscle hold-down support 9, the umbrella muscle 11 is fixed in umbrella muscle groove 14.
The umbrella muscle 11 is provided with umbrella cloth 12.
Reference picture 1, umbrella muscle 11 is sleeved on the outside of umbrella central tube 13, and its two ends is fixed in umbrella muscle groove 14, umbrella muscle two ends
It is fixed on umbrella muscle hold-down support 9, stator 5 is sleeved on the outside of rotor 4, stator 5 is connected with switching mechanism nut 6, interpreter
Structure nut 6 is connected with umbrella muscle clamping cap 8, and umbrella muscle hold-down support 8 is connected with umbrella muscle sliding support 9, and switching mechanism nut 6 is along conversion
Mechanism leading screw 7 promotes umbrella muscle clamping cap 8, umbrella muscle clamping cap 8 to promote umbrella muscle sliding support 10 to be moved back and forth on umbrella central tube 13,
And then driving the umbrella muscle 11 being fixed on umbrella muscle hold-down support 9 to move back and forth so that umbrella cloth 12 opens or closed.It is set in together
Umbrella muscle clamping cap 8, umbrella muscle sliding support 10, umbrella muscle hold-down support 9, umbrella muscle 11, umbrella cloth 12, the integral installation of umbrella muscle groove 14 is in umbrella
On central tube 13.
In logging Application, oil pipe of horizontal well, which conveys the loggers such as electrodynamic type current-collecting device and flowmeter and coupled, uses oil pipe
It is delivered in well, after well logging interval of interest is arrived at, is powered, threephase asynchronous machine 3 is rotated forward, leads to threephase asynchronous machine 3
Electric mover band manual converting mechanism rotor 4 is crossed, rotor 4 drives the positive movement of crossover sub nut 6, crossover sub in stator 5
Nut 6 is moved downward along crossover sub leading screw 7, the bottom of crossover sub nut 6 connection umbrella muscle clamping cap 8 it is descending, umbrella muscle 11 by
Start radial deformation to longitudinal compression, be flared out current collecting umbrella, the whole circumference of umbrella cloth 12 is all brought into close contact with internal surface of sleeve pipe, no
There are problems that gap leakage, reach hermetically sealed catchment effect, force borehole fluid enter umbrella central tube 13, crossover sub leading screw 7,
Rotor 4 and driving device motor central passage 2 enter oil pipe, and flow through measuring instrument.It is completed, to threephase asynchronous machine 3
Reversely it is powered, threephase asynchronous machine 3 is rotated backward, passes through electric mover band manual converting mechanism rotor 4, the band in stator 5 of rotor 4
The dynamic counter motion of crossover sub nut 6, crossover sub nut 6 is moved upwards along crossover sub leading screw 7, under crossover sub nut 6
The umbrella muscle clamping cap 8 of portion's connection is up, and umbrella muscle 11 is in extended state, and umbrella cloth 12 is closed, it is ensured that tubing string can smoothly play out well
It is interior.
The utility model is rotated forward and rotated backward using drive device threephase asynchronous machine to drive by rotor and changes
The crossover sub nut of mechanism is moved back and forth along crossover sub leading screw, the umbrella muscle clamping cap fortune of crossover sub nut bottom connection
OK, umbrella muscle is promoted to be in stretching or closed mode, it is ensured that umbrella cloth opens or closed, and realizes that hermetically sealed afflux and lower flow are opened
It is dynamic, the flow measurement precision of logging instrument is improved, low yield liquid borehole logging tool is can be widely applied to.
Claims (8)
1. a kind of oil pipe of horizontal well conveys electrodynamic type current-collecting device, it is characterised in that：Including top connection（1）, the top connection（1）
Lower end is connected with drive device, and the drive device lower end is connected with current collecting umbrella part, the drive device and current collecting umbrella part
Connected by switching mechanism, the current collecting umbrella lower is connected with lower contact（15）.
2. a kind of oil pipe of horizontal well conveying electrodynamic type current-collecting device according to claim 1, it is characterised in that：The driving
Device is threephase asynchronous machine（3）.
3. a kind of oil pipe of horizontal well conveying electrodynamic type current-collecting device according to claim 1, it is characterised in that：The conversion
Mechanism at least includes rotor（4）, stator（5）, crossover sub nut（6）With crossover sub leading screw（7）, the rotor（4）With turning
Changing-over captacula thick stick（7）Connection, meanwhile, it is connected with driving device motor mover, the crossover sub leading screw（7）With umbrella central tube
（13）Connection, is sleeved on rotor（4）The stator of outside（5）With crossover sub nut（6）Connection.
4. a kind of oil pipe of horizontal well conveying electrodynamic type current-collecting device according to claim 3, it is characterised in that：The rotor
（4）, crossover sub leading screw（7）It is hollow-core construction, the crossover sub leading screw（7）With crossover sub nut（6）Using taper
Threaded connection.
5. a kind of oil pipe of horizontal well conveying electrodynamic type current-collecting device according to claim 1, it is characterised in that：The afflux
Umbrella part at least includes two umbrella muscle sliding supports（10）, umbrella muscle（11）With umbrella central tube（13）, described two umbrella muscle slip branch
Seat（10）It is connected to umbrella central tube（13）On, umbrella muscle sliding support（10）It is provided with umbrella muscle hold-down support（9）, the umbrella muscle（11）
It is sleeved on umbrella central tube（13）Outside, umbrella muscle（11）Two ends be fixed on above and below two umbrella muscle hold-down supports（9）On.
6. a kind of oil pipe of horizontal well conveying electrodynamic type current-collecting device according to claim 5, it is characterised in that：The umbrella muscle
Hold-down support（9）On be provided with umbrella muscle groove（14）, the umbrella muscle（11）It is fixed on umbrella muscle groove（14）It is interior.
7. a kind of oil pipe of horizontal well conveying electrodynamic type current-collecting device according to claim 5, it is characterised in that：The umbrella muscle
（11）It is provided with umbrella cloth（12）.
8. a kind of oil pipe of horizontal well conveying electrodynamic type current-collecting device according to claim 5, it is characterised in that：In the umbrella
Heart pipe（13）Upper end is provided with umbrella muscle clamping cap（8）, umbrella muscle clamping cap（8）With the crossover sub nut of switching mechanism（6）Connection.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621354979.3U CN206554920U (en) | 2016-12-12 | 2016-12-12 | A kind of oil pipe of horizontal well conveys electrodynamic type current-collecting device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621354979.3U CN206554920U (en) | 2016-12-12 | 2016-12-12 | A kind of oil pipe of horizontal well conveys electrodynamic type current-collecting device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206554920U true CN206554920U (en) | 2017-10-13 |
Family
ID=60369051
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621354979.3U Active CN206554920U (en) | 2016-12-12 | 2016-12-12 | A kind of oil pipe of horizontal well conveys electrodynamic type current-collecting device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206554920U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106593434A (en) * | 2016-12-12 | 2017-04-26 | 中国石油天然气股份有限公司 | Horizontal well oil pipe conveying electrodynamic type current collecting device |
| CN114934756A (en) * | 2022-06-28 | 2022-08-23 | 中核通辽铀业有限责任公司 | In-well plugging structure, layered liquid pumping quantity measuring device and measuring method thereof |
-
2016
- 2016-12-12 CN CN201621354979.3U patent/CN206554920U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN106593434A (en) * | 2016-12-12 | 2017-04-26 | 中国石油天然气股份有限公司 | Horizontal well oil pipe conveying electrodynamic type current collecting device |
| CN114934756A (en) * | 2022-06-28 | 2022-08-23 | 中核通辽铀业有限责任公司 | In-well plugging structure, layered liquid pumping quantity measuring device and measuring method thereof |
| CN114934756B (en) * | 2022-06-28 | 2024-01-05 | 中核通辽铀业有限责任公司 | Well plugging structure, layered liquid extraction amount measuring device and measuring method thereof |
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