CN201507258U - Executing device for underground tool passing through water distributor in reciprocating manner - Google Patents
Executing device for underground tool passing through water distributor in reciprocating manner Download PDFInfo
- Publication number
- CN201507258U CN201507258U CN2009203113913U CN200920311391U CN201507258U CN 201507258 U CN201507258 U CN 201507258U CN 2009203113913 U CN2009203113913 U CN 2009203113913U CN 200920311391 U CN200920311391 U CN 200920311391U CN 201507258 U CN201507258 U CN 201507258U
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- shell
- slide bar
- support
- spring
- cam
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Abstract
The utility model discloses an executing device for an underground tool passing through a water distributor in a reciprocating manner, which comprises a shell. A cam and a sliding rod are arranged in the shell, a pre-tightened spring is arranged between the top end of the sliding rod and the shell, the lower end of the sliding rod is connected with a sliding rod head in a threaded manner, and the cam is connected with the sliding rod head in a sliding manner. An adjusting spring, a sliding block, a return spring and a return block are sequentially sheathed on the sliding rod above the sliding rod head. The sliding block is articulated with one end of a connecting rod, the connecting rod and the sliding block are symmetrically arranged, the other end of the connecting rod is articulated with the middle part of a bracket, one end of the bracket is fixedly connected with a special-shaped pin, and the special-shaped pin is articulated with the shell. By adopting the completely mechanical structure, the executing device can control the bracket on the underground tool to be conveniently and freely bounced out and furled, and can directly use a steel wire to go into a well without the controlling of a motor and a cable, thereby effectively controlling the using cost. The executing device has the advantages of low mal-operation rate and reliable working.
Description
Technical field
The utility model relates to a kind of downhole tool and comes and goes the actuating unit that passes through injection well downhole flow regulator, belongs to water injection well in oil fields downhole tool technical field.
Background technology
For the water injection well to the oil field is tested, in water injection well, often be provided with a plurality of injection well downhole flow regulators.Be provided with centre bore in the injection well downhole flow regulator, have one section diameter bigger in the centre bore, form the supporting surface of an annular outside the combining of major diameter and minor diameter, supporting surface is as the platform that supports downhole tool.When needs were tested injection well downhole flow regulator, tester was placed in the downhole tool, with wire rope downhole tool was put to the centre bore of injection well downhole flow regulator from well head, and downhole tool is provided with the support that can eject.When downhole tool drops to the supporting surface of injection well downhole flow regulator, need control bracket to eject, so that be supported on the supporting surface of injection well downhole flow regulator injection well downhole flow regulator is tested.
Existing downhole tool is to when position test, the wire rope that hitches downhole tool is upwards mentioned, when the centre bore hole wall after-poppet of the triggering element collision on the downhole tool behind the injection well downhole flow regulator ejects, but support can only be when wire rope upwards draws after ejecting, utilize the extruding of injection well downhole flow regulator centre bore to draw in down, owing to be subjected to the effect of the spring that is connected with support, in a single day support loses the extruding of centre bore and has ejected again, and can't not eject after support gathering on the downhole tool is controlled in the down-hole.If after testing the injection well downhole flow regulator on upper strata, in the time of need testing the injection well downhole flow regulator below the upper strata again, because the stent support on the downhole tool can't continue downhole tool is put to the supporting surface of lower floor's injection well downhole flow regulator on the supporting surface of upper strata injection well downhole flow regulator.When using at present, can only pull out well head to downhole tool again, manually the support on the downhole tool be drawn in, and then directly put to the lower floor injection well downhole flow regulator place of needs test, the support of controlling then on the downhole tool flicks, and is supported on the supporting surface of lower floor's injection well downhole flow regulator to test.Very inconvenient during use.
In order to address this problem, at present, occurred on the market a kind of by on carry the downhole tool that the action control bracket ejects or draws in.Triggering element on this downhole tool can control bracket eject, also can control bracket draw in, concrete grammar is that the wire rope that hitches downhole tool is upwards mentioned, when the centre bore hole wall after-poppet of the triggering element collision on the downhole tool behind the injection well downhole flow regulator ejects, when once more downhole tool upwards being carried, the triggering element even number on the downhole tool is drawn in by the collision of the centre bore hole wall behind injection well downhole flow regulator after-poppet.Though this downhole tool has solved above-mentioned deficiency because the pop-up action of support and draw in action all by on carry triggering and finish, if on carry in the process continuously by the even number injection well downhole flow regulator, the situation of support misoperation can appear.And above centre bore and the following centre bore of supporting surface of injection well downhole flow regulator supporting surface all can trigger producing, if when the triggering element is positioned at the major diameter scope of injection well downhole flow regulator centre bore, need change the direction of motion of downhole tool, then the state of support is more uncontrollable, and functional reliability is poor.
The downhole tool that has occurred a kind of translator at present, be to draw in the support on the motor-driven downhole tool, control for motor has dual mode, a kind of is from charged pool in the downhole tool, set the gathering time with timer, this mode is controlled very flexible, can not in time change the state of ejecting structure.Also have and a kind ofly be: with cable power supply and control signal is provided the Electric Machine Control mode.These two kinds of methods all need to install motor and control circuit, cost height.Particularly the mode of cable power supply needs to increase more than 10 ten thousand yuan cost.
The utility model content
The purpose of this utility model is, provide a kind of downhole tool to come and go to pass through the actuating unit of injection well downhole flow regulator, this actuating unit can the two-way accurately at any time centre bore that passes through injection well downhole flow regulator, and is supported on the supporting surface of any one injection well downhole flow regulator and carries out test job, and misuse rate is low, reliable operation.
The utility model is to constitute like this: downhole tool of the present utility model comes and goes the actuating unit that passes through injection well downhole flow regulator and is, comprises shell, is provided with cam and slide bar in the shell, between top end of sliding rod and the shell preloading spring is arranged, and the slide bar lower end is connected with the slide bar head thread; Cam and slide bar head are slidingly connected; Be with regulating spring, slide block, back-moving spring and resetting block successively on the slide bar of slide bar head top; Slide block is with symmetrically arranged to be connected an end hinged, and it is hinged to connect the other end and mid-stent, and support one end is fixedlyed connected with special-shaped pin, and special-shaped pin and shell are hinged.
In the above-mentioned actuating unit, described cam is provided with torsion spring and impact switch; Be provided with stiff spring between impact switch and the slide block.
In the aforesaid actuating unit, the side of described impact switch is provided with damping ring.
Owing to adopted technique scheme, compared with prior art, the utility model adopts convenient the ejecting and drawing in freely of the support on the full mechanical control downhole tool, need not can directly use steel wire to go into the well by motor and cable control, has effectively controlled use cost.What the utility model had solved prior art can only control ejection, can not control the defective of gathering, and it is low to have a misuse rate, the advantage of reliable operation.The utility model can realize going into the well repeatedly function by the putting down and the pull-up duty of control bracket timely and accurately of steel wire.
Description of drawings:
Fig. 1 is the go into the well structural representation of the support rounding state in the process of the utility model;
Fig. 2 is when carrying by injection well downhole flow regulator on the utility model, the structural representation when the cam turnover bracket ejects state;
Fig. 3 is the utility model support on supporting surface the time, and the relative support of housing moves down, and cam clockwise rotates, the structural representation during the excessive rounding state of impact switch;
Fig. 4 is the assembling schematic diagram of the utility model impact switch;
Fig. 5 is the A-A sectional view of Fig. 4.
Being labeled as in the accompanying drawing: 2-supporting surface, 4--centre bore 6--resetting block, 7--back-moving spring, 8--slide bar head, 9--stiff spring, 10--impact switch, the 11--shell, 12--cam, 13--regulating spring, the 14--slide block, 15--connecting rod, 16--support, the 17--special-shaped pin, 18--slide bar, 19--preloading spring, the 20--torsion spring, 21--damping ring, 24-pin.
The specific embodiment
The utility model is described in further detail below in conjunction with drawings and Examples, but not as to any restriction foundation of the present utility model.
Embodiment of the present utility model, the utility model comprise shell 11, are provided with cam 12 and slide bar 18 in the shell 11, between slide bar 18 tops and the shell 11 preloading spring 19 are arranged, and slide bar 18 lower ends are threaded with slide bar head 8; Cam 12 is slidingly connected with slide bar head 8; Be with regulating spring 13, slide block 14, back-moving spring 7 and resetting block 6 on the slide bar 18 of slide bar head 8 tops successively; Slide block 14 is hinged with symmetrically arranged connecting rod 15 1 ends, connects 15 other ends with support 16 middle parts are hinged, and support 16 1 ends are fixedlyed connected with special-shaped pin 17, and special-shaped pin 17 and shell 11 are hinged.Cam 12 is provided with torsion spring 20 and impact switch 10; Be provided with stiff spring 9 between impact switch 10 and the slide block 8; The side of impact switch 10 is provided with damping ring 21.
It is to utilize the ejection signal of self contained function as support that downhole tool of the present utility model comes and goes the method pass through injection well downhole flow regulator, and utilization order composite move is as the gathering signal of support, and the switching of the actuating unit control bracket duty by full mechanical; Its self contained function is the action that the wire rope that hitches downhole tool is upwards carried; Its order composite move is the wire rope that will hitch downhole tool earlier to transferring, and makes stent support on the supporting surface of injection well downhole flow regulator centre bore; And then the wire rope that will the hitch downhole tool sequentially-operating of upwards mentioning; Its support duty comprises that support ejects and support draws two states in.
The course of work of the present utility model and operating principle are as follows:
Before downhole tool is gone into the well, support 16 can be drawn in and go into the well again.At this moment as shown in Figure 1, resetting block 6 is stuck between the support 16, prevents that support from flicking.When Downhole Tool behind assigned address, with be the wire rope of downhole tool upwards mention, impact switch 10 in the utility model is by injection well downhole flow regulator centre bore 4 time, impact switch 10 drives cam 12 and rotates counterclockwise under the scratching of injection well downhole flow regulator centre bore 4, preloading spring 19 promotes slide bar 18 and moves down.Slide bar 18 drives resetting block 6 and slide bar head 8 moves down, and resetting block 6 loses the position-limiting action to support 16, and regulating spring 13 struts support 16 by connecting rod 15.Simultaneously, slide bar head 8 is stuck in the gap of cam 12, prevents that cam 12 from rotating.The support 16 that struts is supported on the supporting surface 2 of centre bore 4 as shown in Figure 2.At this moment, shell 11 overcomes preloading spring 19 under action of gravity active force moves down with respect to support 16 and slide bar 18, and slide bar head 8 is deviate from from the gap of cam 12.Then, cam 12 clockwise rotates under torsion spring 20 drives, and gets back to initial position, and retaining is below slide bar head 8.Simultaneously, stiff spring 9 pulling impact switches 10 make impact switch 10 receive shell 11 inside, and actuating unit is in excessive rounding state as shown in Figure 3.
When needs are realized support 16 gatherings to go into the well once more, only downhole tool upwards need be mentioned, under the restriction of injection well downhole flow regulator centre bore 4, support 16 can not move up, and shell 11 relative supports 16 move up.Move because cam 12 promotes slide bar 18, slide bar 18 is descending relatively under support 16 drives for resetting block 6, compression reseting spring 7.After support 16 arrives shell 11 upper hopper chute minimum points, draw under centre bore 4 extruding, it is up, spacing to support 16 again that back-moving spring 7 promotes resetting block 6, avoids support 16 to flick, and as shown in Figure 1, satisfied the requirement of going into the well repeatedly.
Since before impact switch 10 excessively draws, and impact switch 10 sides are provided with damping ring 21, after support 16 gatherings, the effect that impact switch 10 is subjected to damping ring 21 can only slowly flick.When having avoided support 16 just to draw in, impact switch 10 acceptor center holes, 4 influences are by the situation of false triggering.During impact switch 10, as shown in Figure 4 and Figure 5, damping ring 21 is installed in assembling earlier on impact switch 10, then the impact switch 10 that studs with damping ring 21 in the counterbore of side is put on the groove of putting into cam 12 behind the torsion spring 20.With pin 24 impact switch 10, torsion spring 20, cam 12 are fitted together.When torsion spring 20 was installed, torsion spring 20 was packed into from the opening of housing 11, and is stuck in the side of housing 11, puts into cam 12 then, and guaranteed the turning round in the gap that arm is stuck in cam 12 of torsion spring 20.With screw cam 12 and torsion spring 20 are fixed on the housing 11 simultaneously.On puts resetting block 6, back-moving spring 7 on the slide bar 18 successively, the slide block 14 of two connecting rods 15 being housed, regulating spring 13 and slide bar head 8.Slide bar 18 is packed into from housing 11 upper ends, and mounting bracket 16 then, and with pin 17 support 16 are fixed on the housing 11.Connect with pin between support 16 and the connecting rod 15.The preloading spring 19 of packing into, and provide fixing after the suitable decrement in advance.Two ends with stiff spring 9 are hung on slide block 14 and the impact switch 10 at last.
The position of mounting bracket 16 is provided with chute on the shell 11, and the chute upper end is narrow groove, and the lower end is a circular hole.Connect support 16 and can not rotate relative to support 16, can only in the circular hole of shell 11 upper hopper chute lower ends, rotate with the special-shaped pin 17 of shell 11.
Claims (3)
1. a downhole tool comes and goes the actuating unit that passes through injection well downhole flow regulator, comprise shell (11), it is characterized in that: be provided with cam (12) and slide bar (18) in the shell (11), between slide bar (18) top and the shell (11) preloading spring (19) is arranged, slide bar (18) lower end is threaded with slide bar head (8); Cam (12) is slidingly connected with slide bar head (8); Be with regulating spring (13), slide block (14), back-moving spring (7) and resetting block (6) successively on the slide bar (18) of slide bar head (8) top; Slide block (14) is hinged with symmetrically arranged connecting rod (15) one ends, and it is hinged to connect (15) other end and support (16) middle part, and support (16) one ends are fixedlyed connected with special-shaped pin (17), and special-shaped pin (17) is hinged with shell (11).
2. downhole tool according to claim 1 comes and goes the actuating unit that passes through injection well downhole flow regulator, and it is characterized in that: described cam (12) is provided with torsion spring (20) and impact switch (10); Be provided with stiff spring (9) between impact switch (10) and the slide block (8).
3. downhole tool according to claim 1 comes and goes the actuating unit that passes through injection well downhole flow regulator, and it is characterized in that: the side of described impact switch (10) is provided with damping ring (21).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009203113913U CN201507258U (en) | 2009-09-25 | 2009-09-25 | Executing device for underground tool passing through water distributor in reciprocating manner |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN2009203113913U CN201507258U (en) | 2009-09-25 | 2009-09-25 | Executing device for underground tool passing through water distributor in reciprocating manner |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN201507258U true CN201507258U (en) | 2010-06-16 |
Family
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN2009203113913U Expired - Fee Related CN201507258U (en) | 2009-09-25 | 2009-09-25 | Executing device for underground tool passing through water distributor in reciprocating manner |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN201507258U (en) |
Cited By (4)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102031940B (en) * | 2009-09-25 | 2013-08-21 | 贵州航天凯山石油仪器有限公司 | Method for allowing downhole tool to pass through water distributors back and forth and execution device |
| CN103414126A (en) * | 2013-07-25 | 2013-11-27 | 国家电网公司 | Shuttling power line unwinding and drawing device |
| CN103459762A (en) * | 2011-03-30 | 2013-12-18 | 韦尔泰克有限公司 | Hydraulic assembly |
| CN103459763A (en) * | 2011-03-30 | 2013-12-18 | 韦尔泰克有限公司 | Modular downhole tool |
-
2009
- 2009-09-25 CN CN2009203113913U patent/CN201507258U/en not_active Expired - Fee Related
Cited By (8)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN102031940B (en) * | 2009-09-25 | 2013-08-21 | 贵州航天凯山石油仪器有限公司 | Method for allowing downhole tool to pass through water distributors back and forth and execution device |
| CN103459762A (en) * | 2011-03-30 | 2013-12-18 | 韦尔泰克有限公司 | Hydraulic assembly |
| CN103459763A (en) * | 2011-03-30 | 2013-12-18 | 韦尔泰克有限公司 | Modular downhole tool |
| CN103459762B (en) * | 2011-03-30 | 2016-06-22 | 韦尔泰克有限公司 | Downhole tool, for the prominent method of control arm assembly and downhole system |
| US9518437B2 (en) | 2011-03-30 | 2016-12-13 | Welltec A/S | Modular downhole tool |
| US9708873B2 (en) | 2011-03-30 | 2017-07-18 | Welltec A/S | Hydraulic assembly |
| CN103414126A (en) * | 2013-07-25 | 2013-11-27 | 国家电网公司 | Shuttling power line unwinding and drawing device |
| CN103414126B (en) * | 2013-07-25 | 2016-05-04 | 国家电网公司 | A kind of reciprocation type power circuit unwrapping wire anchoring |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant | ||
| C17 | Cessation of patent right | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20100616 Termination date: 20120925 |