CN206309390U - Horizontal well oil pipe conveying mechanical type mass flow device - Google Patents
Horizontal well oil pipe conveying mechanical type mass flow device Download PDFInfo
- Publication number
- CN206309390U CN206309390U CN201621354980.6U CN201621354980U CN206309390U CN 206309390 U CN206309390 U CN 206309390U CN 201621354980 U CN201621354980 U CN 201621354980U CN 206309390 U CN206309390 U CN 206309390U
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- Prior art keywords
- umbrella
- muscle
- oil pipe
- horizontal well
- central tube
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- 239000004744 fabric Substances 0.000 claims abstract description 14
- 210000003205 muscle Anatomy 0.000 claims description 79
- 238000012360 testing method Methods 0.000 abstract description 12
- 239000012530 fluid Substances 0.000 abstract description 3
- 230000000694 effects Effects 0.000 abstract description 2
- 238000000034 method Methods 0.000 abstract 2
- 238000007789 sealing Methods 0.000 abstract 1
- 238000005259 measurement Methods 0.000 description 8
- 239000007788 liquid Substances 0.000 description 7
- 238000004519 manufacturing process Methods 0.000 description 4
- 230000006835 compression Effects 0.000 description 2
- 238000007906 compression Methods 0.000 description 2
- 239000003129 oil well Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000004069 differentiation Effects 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
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Abstract
The utility model provides a horizontal well oil pipe conveying mechanical type mass flow device, including the top connection, right drive arrangement, mass flow umbrella part and lower clutch, the top connection, right drive arrangement, mass flow umbrella part and lower clutch connect gradually, it is as an organic whole that the body center tube that rights is connected through umbrella center tube upper end and right drive arrangement to right drive arrangement and mass flow umbrella part. In the process of lowering the test pipe column, the centralizing driving device is tightly attached to the wall of the casing pipe, friction force exists between the centralizing driving device and the casing pipe, the flow collecting umbrella component moves upwards relatively in the process of lowering the pipe column, the umbrella ribs are in a stretching state, the umbrella cloth is closed, the pipe column is guaranteed to be lowered into the well, when the test pipe column is opened in the well to a test position, the test pipe column is lifted up to enable the flow collecting umbrella component to move downwards relatively, the whole circumference of the umbrella cloth is tightly attached to the inner wall of the casing pipe, the problem of gap leakage does not exist, the full-sealing flow collecting effect is achieved, and fluid in the well is forced to flow through.
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
Conveying machinery formula 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 receives hole deviation angle shadow
Sound becomes complicated, causes conventional production logging instrument to be not properly suited for horizontal well, it is necessary to use the work for making product 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.
Develop at present and the current collecting umbrella that uses be due to friction when shaft bottom is in poor shape, instrument is removed or misoperation,
Current collecting umbrella is easy to damaged leakage, causes the inaccurate even failure of measurement.
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 the problem of the inaccurate even failure of measurement, and the utility model provides a kind of oil pipe of horizontal well conveying
Mechanical current-collecting device, realizes that hermetically sealed afflux and lower flow start, and improves the flow measurement precision of logging instrument, can be extensive
It is 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 conveying machinery formula current-collecting device, including top connection, righting drive device, current collecting umbrella part and
Lower contact, the top connection, righting drive device, current collecting umbrella part and lower contact are sequentially connected, the righting drive device and
Current collecting umbrella part is connected as one by umbrella central tube upper end with the centralizer body central tube of righting drive device.
The righting drive device includes centralizer body central tube, wiper block, spring, centralizer body, and the centralizer body is sleeved on
The outside of centralizer body central tube, wiper block is located on centralizer body, and spring is located between wiper block and centralizer body.
The current collecting umbrella part at least includes two umbrella muscle sliding supports, umbrella muscle and umbrella central tubes, 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 are fixed on upper and lower two umbrellas muscle hold-down support.
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 umbrella muscle clamping cap, and umbrella muscle clamping cap is connected with the centralizer body of righting drive device.
The wiper block of righting drive device free state under spring supporting is more than casing diameter.
The beneficial effects of the utility model are：
The utility model is using righting drive device and the frictional force of sleeve pipe so that current collecting umbrella part is risen during lower tubular column
Certain relative motion is produced, promotes umbrella muscle to be in stretching or closed mode, it is ensured that umbrella cloth opens or closes.Righting drive device
Wiper block free state under spring supporting is more than casing diameter so that produce certain frictional force to protect simultaneously during lower tubular column
Shield current collecting umbrella part.The present apparatus realizes that hermetically sealed afflux and lower flow start, and improves the flow measurement precision of logging instrument, can
It is widely used in low yield liquid borehole logging tool.
It is further detailed below with reference to accompanying drawing.
Brief description of the drawings
Fig. 1, oil pipe of horizontal well conveying machinery formula current-collecting device structural representation.
In figure, reference is：1st, top connection；2nd, centralizer body central tube；3rd, wiper block；4th, spring；5th, centralizer body；6th, umbrella
Muscle clamping cap；7th, umbrella muscle hold-down support；8th, umbrella muscle sliding support；9th, umbrella muscle；10th, umbrella cloth；11st, umbrella central tube；12nd, umbrella muscle groove；
13rd, lower contact.
Specific 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 the problem of the inaccurate even failure of measurement, and the utility model provides a kind of level as shown in Figure 1
Well oil pipe conveying machinery formula current-collecting device, the present apparatus realizes that hermetically sealed afflux and lower flow start, and improves the stream of logging instrument
Accuracy of measurement is measured, low yield liquid borehole logging tool is can be widely applied to.
A kind of oil pipe of horizontal well conveying machinery formula current-collecting device, including top connection 1, righting drive device, current collecting umbrella part
With lower contact 13, the top connection 1, righting drive device, current collecting umbrella part and lower contact 13 be sequentially connected, and the righting drives
Device and current collecting umbrella part are connected as one by the upper end of umbrella central tube 11 with the centralizer body central tube 2 of righting drive device.
In logging Application, the logger such as oil pipe of horizontal well conveying machinery formula current-collecting device and flowmeter couples and uses oil pipe
It is delivered in well, before well logging interval of interest is arrived at, righting drive device is tightly attached on casing wall, is produced with casing wall upward
Frictional force so that righting drive device drives the upper and lower motion of current collecting umbrella part in the upper and lower motion of centralizer body central tube 2, from
And control the opening and closing of current collecting umbrella part.
Embodiment 2：
On the basis of above-described embodiment, in the present embodiment, the righting drive device include centralizer body central tube 2,
Wiper block 3, spring 4, centralizer body 5, the centralizer body 5 are sleeved on the outside of centralizer body central tube 2, and wiper block 3 is located at centralizer body 5
On, spring 4 is located between wiper block 3 and centralizer body 5.
The current collecting umbrella part at least includes two umbrella muscle sliding supports 8, umbrella muscle 9 and umbrella central tube 11, described two umbrellas
Muscle sliding support 8 is connected on umbrella central tube 11, and umbrella muscle sliding support 8 is provided with umbrella muscle hold-down support 7, and the umbrella muscle 9 is set with
In the outside of umbrella central tube 11, the two ends of umbrella muscle 9 are fixed on upper and lower two umbrella muscle hold-down support 7.
Umbrella muscle groove 12 is provided with the umbrella muscle hold-down support 7, the umbrella muscle 9 is fixed in umbrella muscle groove 12.
The umbrella muscle 9 is provided with umbrella cloth 10.
The upper end of umbrella central tube 11 is provided with the centralizer body 5 of umbrella muscle clamping cap 6, umbrella muscle clamping cap 6 and righting drive device
Connection.
The umbrella central tube 11 is identical with the size of centralizer body central tube 2.
The wiper block 3 of righting drive device free state under the support of spring 4 is more than casing diameter.Wiper block 3 exists
The lower free state of the support of spring 4 is more than casing diameter so that certain frictional force is produced during lower tubular column while protecting afflux
Umbrella part.
Reference picture 1, umbrella muscle 9 is sleeved on the outside of umbrella central tube 11, and its two ends is fixed in umbrella muscle groove 12, the two ends of umbrella muscle 9
It is fixed on upper and lower two umbrella muscle hold-down support 7, centralizer body 5 is sleeved on the outside of centralizer body central tube 2, centralizer body 5 and umbrella muscle
Clamping cap 6 is connected, and umbrella muscle hold-down support 7 is connected with umbrella muscle sliding support 8, and centralizer body 5 promotes umbrella muscle clamping cap 6, umbrella muscle to compress
Cap 6 promotes umbrella muscle sliding support 8 to be moved back and forth on umbrella central tube 11, and then drives the umbrella being fixed on umbrella muscle hold-down support 7
Muscle 9 is moved back and forth so that umbrella cloth 10 opens or closes.The umbrella muscle clamping cap 6 that is set in together, umbrella muscle sliding support 8, umbrella muscle are consolidated
Bearing 7, umbrella muscle 9, umbrella cloth 10, the integral installation of umbrella muscle groove 12 are determined on umbrella central tube 11.Centralizer body central tube 2 and umbrella central tube 11
It is the unified part of a same size.
In logging Application, the logger such as oil pipe of horizontal well conveying machinery formula current-collecting device and flowmeter couples and uses oil pipe
It is delivered in well, before well logging interval of interest is arrived at, the wiper block 3 of righting drive device is tightly attached under the support of spring 4
On casing wall, wiper block 3 produces upward frictional force with casing wall so that righting drive device is upward in centralizer body central tube 2
Motion, drives umbrella muscle sliding support 8 to be moved upwards in umbrella central tube 11 by umbrella muscle clamping cap 6, drives the associated umbrella for connecing
Muscle hold-down support 7 is moved up, and umbrella muscle 9 is started radially-inwardly to shrink by longitudinal stretching, and umbrella cloth 10 is in complete collapse state.
When opening afflux in well when under test string to test position, above carry test string wiper block 3 and produced with casing wall
The downward frictional force of life so that righting drive device is moved downward in centralizer body central tube 2, umbrella is driven by umbrella muscle clamping cap 6
Muscle sliding support 8 is moved downward in umbrella central tube 11, drives the associated umbrella muscle hold-down support 7 for connecing to move down, and umbrella muscle 9 is received
Start radially outward to open to longitudinal compression, umbrella cloth 10 is in complete open configuration.
During lower test string, righting drive device is tightly attached on casing wall, and righting drive device exists with sleeve pipe
One frictional force so that upward relative motion during current collecting umbrella part lower tubular column, umbrella muscle 9 is in extended state, and umbrella cloth 10 is closed
Close, it is ensured that tubing string can smooth G.I.H, when opening afflux in well when under test string to test position, above carry testing tube
Post causes the downward relative motion of current collecting umbrella part, and umbrella muscle 9 is started radial deformation, be flared out current collecting umbrella, makes by longitudinal compression
The whole circumference of umbrella cloth 10 is all brought into close contact with internal surface of sleeve pipe, and problem is missed in the absence of gap, reaches hermetically sealed catchment effect, is forced
Borehole fluid enters umbrella center tube passage cocurrent through measuring instrument.
The utility model is using righting drive device and the frictional force of sleeve pipe so that current collecting umbrella part is risen during lower tubular column
Certain relative motion is produced, umbrella muscle 9 is promoted in stretching or closed mode, it is ensured that umbrella cloth 10 opens or closes.While the present apparatus
Middle use tubing thread connection, enters and rises out under oil pipe connection conveying, solves the problems, such as to enter under current collecting umbrella, realizes hermetically sealed afflux
Lower flow starts, and improves the flow measurement precision of logging instrument, can be widely applied to low yield liquid borehole logging tool.
Claims (7)
1. a kind of oil pipe of horizontal well conveying machinery formula current-collecting device, it is characterised in that：Including top connection（1）, righting drive device,
Current collecting umbrella part and lower contact（13）, the top connection（1）, righting drive device, current collecting umbrella part and lower contact（13）Successively
Connection, the righting drive device and current collecting umbrella part pass through umbrella central tube（11）In the centralizer body of upper end and righting drive device
Heart pipe（2）Connect as one.
2. a kind of oil pipe of horizontal well conveying machinery formula current-collecting device according to claim 1, it is characterised in that：The righting
Drive device includes centralizer body central tube（2）, wiper block（3）, spring（4）, centralizer body（5）, the centralizer body（5）It is sleeved on and helps
Roman central tube（2）Outside, wiper block（3）Positioned at centralizer body（5）On, spring（4）It is located at wiper block（3）With centralizer body（5）
Between.
3. a kind of oil pipe of horizontal well conveying machinery formula current-collecting device according to claim 1, it is characterised in that：The afflux
Umbrella part at least includes two umbrella muscle sliding supports（8）, umbrella muscle（9）With umbrella central tube（11）, described two umbrella muscle sliding supports
（8）It is connected to umbrella central tube（11）On, umbrella muscle sliding support（8）It is provided with umbrella muscle hold-down support（7）, the umbrella muscle（9）Suit
In umbrella central tube（11）Outside, umbrella muscle（9）Two ends are fixed on upper and lower two umbrellas muscle hold-down support（7）On.
4. a kind of oil pipe of horizontal well conveying machinery formula current-collecting device according to claim 3, it is characterised in that：The umbrella muscle
Hold-down support（7）On be provided with umbrella muscle groove（12）, the umbrella muscle（9）It is fixed on umbrella muscle groove（12）It is interior.
5. a kind of oil pipe of horizontal well conveying machinery formula current-collecting device according to claim 3, it is characterised in that：The umbrella muscle
（9）It is provided with umbrella cloth（10）.
6. a kind of oil pipe of horizontal well conveying machinery formula current-collecting device according to claim 1, it is characterised in that：In the umbrella
Heart pipe（11）Upper end is provided with umbrella muscle clamping cap（6）, umbrella muscle clamping cap（6）With the centralizer body of righting drive device（5）Connection.
7. a kind of oil pipe of horizontal well conveying machinery formula current-collecting device according to claim 1, it is characterised in that：The righting
The wiper block of drive device（3）In spring（4）The lower free state of support is more than casing diameter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621354980.6U CN206309390U (en) | 2016-12-12 | 2016-12-12 | Horizontal well oil pipe conveying mechanical type mass flow device |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201621354980.6U CN206309390U (en) | 2016-12-12 | 2016-12-12 | Horizontal well oil pipe conveying mechanical type mass flow device |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206309390U true CN206309390U (en) | 2017-07-07 |
Family
ID=59250703
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201621354980.6U Active CN206309390U (en) | 2016-12-12 | 2016-12-12 | Horizontal well oil pipe conveying mechanical type mass flow device |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206309390U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110485956A (en) * | 2019-09-06 | 2019-11-22 | 西安建筑科技大学 | Cross the electronics detaching/attaching device in oil jacket space |
-
2016
- 2016-12-12 CN CN201621354980.6U patent/CN206309390U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110485956A (en) * | 2019-09-06 | 2019-11-22 | 西安建筑科技大学 | Cross the electronics detaching/attaching device in oil jacket space |
| CN110485956B (en) * | 2019-09-06 | 2023-12-19 | 西安建筑科技大学 | Electronic unhooking device for oil jacket space |
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