CN108386147A - Underground cable tripping device - Google Patents
Underground cable tripping device Download PDFInfo
- Publication number
- CN108386147A CN108386147A CN201810178117.7A CN201810178117A CN108386147A CN 108386147 A CN108386147 A CN 108386147A CN 201810178117 A CN201810178117 A CN 201810178117A CN 108386147 A CN108386147 A CN 108386147A
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- Prior art keywords
- cable
- downhole
- disk
- shell
- connecting rope
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- 230000002093 peripheral effect Effects 0.000 claims abstract description 11
- 239000003973 paint Substances 0.000 claims description 17
- 239000002966 varnish Substances 0.000 claims description 17
- 238000007790 scraping Methods 0.000 claims description 16
- 244000147058 Derris elliptica Species 0.000 claims description 14
- NJPPVKZQTLUDBO-UHFFFAOYSA-N novaluron Chemical compound C1=C(Cl)C(OC(F)(F)C(OC(F)(F)F)F)=CC=C1NC(=O)NC(=O)C1=C(F)C=CC=C1F NJPPVKZQTLUDBO-UHFFFAOYSA-N 0.000 claims description 13
- 239000000446 fuel Substances 0.000 claims description 11
- 230000005611 electricity Effects 0.000 claims description 6
- 230000006835 compression Effects 0.000 claims description 3
- 238000007906 compression Methods 0.000 claims description 3
- 241000191291 Abies alba Species 0.000 abstract 1
- 239000003129 oil well Substances 0.000 description 29
- 239000003921 oil Substances 0.000 description 11
- 230000033001 locomotion Effects 0.000 description 8
- 238000004519 manufacturing process Methods 0.000 description 5
- 244000273618 Sphenoclea zeylanica Species 0.000 description 3
- 230000033228 biological regulation Effects 0.000 description 3
- 230000005540 biological transmission Effects 0.000 description 3
- 239000010779 crude oil Substances 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 230000008859 change Effects 0.000 description 2
- 230000008021 deposition Effects 0.000 description 2
- 238000003912 environmental pollution Methods 0.000 description 2
- 239000007788 liquid Substances 0.000 description 2
- 238000005086 pumping Methods 0.000 description 2
- 238000007789 sealing Methods 0.000 description 2
- 238000005299 abrasion Methods 0.000 description 1
- 238000004026 adhesive bonding Methods 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- 230000007423 decrease Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000012530 fluid Substances 0.000 description 1
- 230000005484 gravity Effects 0.000 description 1
- 238000010438 heat treatment Methods 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000000704 physical effect Effects 0.000 description 1
- 230000000630 rising effect Effects 0.000 description 1
- 238000005096 rolling process Methods 0.000 description 1
- 238000004804 winding Methods 0.000 description 1
Classifications
-
- E—FIXED CONSTRUCTIONS
- E21—EARTH OR ROCK DRILLING; MINING
- E21B—EARTH OR ROCK DRILLING; OBTAINING OIL, GAS, WATER, SOLUBLE OR MELTABLE MATERIALS OR A SLURRY OF MINERALS FROM WELLS
- E21B23/00—Apparatus for displacing, setting, locking, releasing or removing tools, packers or the like in boreholes or wells
- E21B23/14—Apparatus for displacing, setting, locking, releasing or removing tools, packers or the like in boreholes or wells for displacing a cable or a cable-operated tool, e.g. for logging or perforating operations in deviated wells
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- Life Sciences & Earth Sciences (AREA)
- Engineering & Computer Science (AREA)
- Geology (AREA)
- Mining & Mineral Resources (AREA)
- Physics & Mathematics (AREA)
- Environmental & Geological Engineering (AREA)
- Fluid Mechanics (AREA)
- General Life Sciences & Earth Sciences (AREA)
- Geochemistry & Mineralogy (AREA)
- Electric Cable Installation (AREA)
Abstract
The invention provides a downhole cable tripping tool which comprises a cable direction changing device, a cable collecting device and a connecting piece, wherein the cable direction changing device comprises a supporting column and a first fixed pulley which is rotatably arranged at the upper end of the supporting column; the lower end of the support column is suitable for being fixed on a wellhead Christmas tree; an annular groove suitable for accommodating a cable is formed in the outer peripheral surface of the first fixed pulley; the cable collecting device comprises a cable disc, a connecting rope with one end connected to the cable disc and a motor for driving the cable disc to rotate; the peripheral surface of the cable drum is provided with an annular groove suitable for accommodating the cable; the connecting piece is used for connecting the free end of the cable with the free end of the connecting rope. The downhole cable taking-out tool provided by the invention can prevent the cable from being abraded with the wall of a well when the cable is taken out of the well or is put into the well, and can wind the cable taken out of the well onto a cable drum.
Description
Technical field
The present invention relates to oilfield machinery technical field, more particularly to a kind of downhole cable running and pulling device.
Background technology
In high-solidifiability oil field production process, since block crude oil physical property is different, the tube inner wall in oil well often occurs
Wax deposition.In order to solve this problem, generally use improves the temperature of crude oil in oil pipe to hollow stem tripping in heating cable, to prevent
Only tube inner wall wax deposition.
Currently, to hollow stem tripping in cable or when going out cable from hollow stem, usually crane, pumping unit horsehead or
Fixed pulley is hung on person's workover derrick, by fixed pulley, operating personnel are come real by drop-down or releases cable for one end of cable
Existing cable rises or transfers.
In the implementation of the present invention, the inventors discovered that having at least the following problems in the prior art：
It since fixed pulley is suspended on crane, pumping unit horsehead or workover derrick, is not fixed, fixed pulley is easy pendulum
Dynamic, cable is swung with fixed pulley, and to cause cable to be worn with the borehole wall, and cable is easy to jump out out of fixed pulley groove,
Cause abrasion of the fixed pulley to cable；And manually drop-down or when lower payout, are harder, inconvenient for operation；Cable is from oil
When being taken out in well, it is stained with viscous crude, drippage can cause environmental pollution on the ground；The cable of taking-up will manually be wound into cable disk
On, labor intensity is larger.
Invention content
In order to solve the above technical problems, the present invention provides a kind of downhole cable running and pulling device, by cable out of well
It takes out or can prevent cable from being worn with the borehole wall when tripping in cable into well, and the cable taken out out of well can be wound into
On cable disk.
Specifically, including technical solution below：
An embodiment of the present invention provides a kind of downhole cables to remove tool, including cable deviator, cable collection device
And connector, wherein
The cable deviator includes support column and is rotatably arranged in the first fixed pulley of the upper end of support column；
The lower end of the support column is suitable for being fixed in wellhead oil tree；It is provided on the peripheral surface of first fixed pulley suitable for accommodating
The annular groove of cable；
The cable collection device includes the connecting rope that cable disk, one end are connected on the cable disk and for driving the cable
The motor of disk rotation；The annular groove suitable for accommodating the cable is provided on the peripheral surface of the cable disk；
The connector is used to connect the free end of the free end and the connecting rope of the cable.
Selectively, it further includes that setting is received in the cable deviator and the cable that the downhole cable, which removes tool,
Oil-scraping device between acquisition means；
The oil-scraping device includes babinet, scraping in the babinet is arranged cover with paint or varnish and suitable for the cable by it is logical
Road and the fuel reserve tank being connected to the oil outlet on the babinet.
Selectively, there are two described scrape to cover with paint or varnish for setting in the babinet, scrapes described in one of them and covers with paint or varnish positioned at another
Described to scrape the top covered with paint or varnish, the cable is suitable for passing through from scraping the gap between covering with paint or varnish described in two.
Selectively, the cable deviator further include pedestal and be rotatably arranged on the pedestal it is second fixed
Pulley；
The lower end of the support column is fixed on the base.
Selectively, the connector includes removable shell, is arranged in the shell and suitable for accommodating the electricity
Two grooves and the compression piece suitable for being fastened in the groove of cable and the connecting rope.
Selectively, the connector further includes snap ring, and the snap ring is used for the exposing of the cable/connecting rope
Free end outside the shell and the connecting rope/cable connection.
Selectively, the contained structure suitable for accommodating the shell is provided in the annular groove of the cable disk.
Selectively, the contained structure include be arranged in the annular groove, with the cooperation of the shape of the shell and
The groove of the shell can be accommodated.
Selectively, the cable collection device further includes the controller dial plate being electrically connected with the motor, the control
Instrument board processed is used to control the startup, stopping and the rotating speed for adjusting the motor of the motor.
Selectively, the cable collection device further includes supporting rack, and the cable disk and the motor are arranged in the branch
On support.
Selectively, the lower end of support frame as described above is provided with multiple idler wheels.
The advantageous effect of technical solution provided in an embodiment of the present invention：
Downhole cable running and pulling device provided in an embodiment of the present invention includes support column by the way that cable deviator is arranged, with
And the first fixed pulley is rotatably arranged in the upper end of support column, then payout is descended into oil well or by cable out of oil well
When rising, the movement of cable drives the rotation of the first fixed pulley, so as to continue to go out from well by cable or continue cable
It transfers in oil well；By the way that annular groove is arranged on the peripheral surface of the first fixed pulley, cable can be prevented to be detached from the first fixed pulley,
Ensure cable with the first fixed pulley smooth motion；Since support column lower end is suitable for being fixed in wellhead oil tree, convenient for using
When support column is fixed in wellhead oil tree, to transfer or rise cable when, the first fixed pulley will not be swung,
Cable in well between the first fixed pulley remains parallel with support column, will not rub with oil well inner wall；By setting
Connector is set, convenient for connecting the free end of cable and the free end of connecting rope；By be arranged cable collection device include cable disk,
Connecting rope that one end is connected on cable disk and for driving the motor that cable disk rotates will be electric then when going out cable from oil well
The free end of cable and the free end of connecting rope connect, and the rotation of motor drives the rotation of cable disk, to which cable is wrapped in cable disk
On, and cable disk rotation pull cable make its from well persistently go out；In the lower payout into oil well, the reversed of motor turns
It is dynamic that cable disk is driven to rotate backward, to which cable is gradually unclamped from cable disk and is persistently transferred in oil well.Therefore, the embodiment of the present invention
The downhole cable running and pulling device of offer can prevent cable when cable to be taken out to acquisition tripping in cable into oil well out of oil well
It wears, and the cable taken out out of oil well can be wound on cable disk with the borehole wall, without manually collecting cable, time saving province
Power.
Description of the drawings
To describe the technical solutions in the embodiments of the present invention more clearly, make required in being described below to embodiment
Attached drawing is briefly described, it should be apparent that, drawings in the following description are only some embodiments of the invention, for
For those of ordinary skill in the art, without creative efforts, other are can also be obtained according to these attached drawings
Attached drawing.
Fig. 1 is the schematic diagram that cable provided in an embodiment of the present invention removes tool.
Reference numeral in figure is respectively：
1, cable deviator；
101, support column；
102, the first fixed pulley；
103, pedestal；
104, the second fixed pulley；
105, clip centralizer；
2, cable collection device；
201, cable disk；
202, connecting rope；
203, motor；
204, controller dial plate；
2041, start button；
2042, stop button；
2043, speed governing button；
205, supporting rack；
206, idler wheel；
207, holder；
208, central shaft；
209, transmission belt；
3, connector；
301, shell；
302, piece is compressed；
303, snap ring；
4, oil-scraping device；
401, babinet；
402, it scrapes and covers with paint or varnish；
403, fuel reserve tank；
404, diversion pipe；
A, cable.
Specific implementation mode
To keep technical scheme of the present invention and advantage clearer, below in conjunction with attached drawing to embodiment of the present invention make into
One step it is described in detail.
An embodiment of the present invention provides a kind of downhole cables to remove tool, as shown in Figure 1, including cable deviator 1, electricity
Cable collection device 2 and connector 3, wherein cable deviator 1 includes support column 101 and is rotatably arranged in support column 101
First fixed pulley 102 of upper end；The lower end of support column 101 is suitable for being fixed in wellhead oil tree；The periphery of first fixed pulley 102
The annular groove suitable for accommodating cable A is provided on face；Cable collection device 2 is connected to cable disk 201 including cable disk 201, one end
On connecting rope 202 and for drive cable disk 201 rotate motor 203；It is provided on the peripheral surface of cable disk 201 suitable for accommodating electricity
The annular groove of cable A；Free end of the connector 3 for the free end and connecting rope 202 of connecting cable A.
The use principle of downhole cable running and pulling device provided in an embodiment of the present invention is described below：
In use, the lower end of support column 101 is vertically fixed on the flange of wellhead oil tree, make cable deviator
1 is fixed on well head, then cable collection device 2 is placed in the position spaced apart with support column 101, make support column 101,
Cable disk 201 and well head are on same straight line.
When going out cable A from oil well, the end that cable A exposes oil well is made to pass through the annular of the first fixed pulley 102 recessed
Slot, and the freedom using connector 3 by the free end of cable A after the annular groove of the first fixed pulley 102 with connecting rope 202
End connection.
Start motor 203, the rotation of motor 203 drives cable disk 201 to rotate.Cable disk 201 twines cable A during rotating
It is wound on cable disk 201, while pulling force is applied to cable A, cable A is pulled out out of well.The movement of cable A drives the first fixed pulley
102 rotate forward, thus can continue to pull out out of well by cable A.
In the lower payout A into oil well, the end that be lowered into well of cable A passes through the ring of the first fixed pulley 102
It is entered in oil well after connected in star.
Starting motor 203, motor 203 is made to rotate backward, rotating backward for motor 203 drives cable disk 201 to rotate backward, from
And cable A is gradually unclamped from cable disk 201.The end of cable A moves downward under the effect of gravity.The movement of cable A drives first
Fixed pulley 102 rotates backward, to make cable A persistently transfer in oil well.
Downhole cable running and pulling device provided in an embodiment of the present invention includes support column by the way that cable deviator 1 is arranged
101, and the first fixed pulley 102 is rotatably arranged in the upper end of support column 101, then into oil well lower payout A or
When cable A is gone out from oil well, the movement of cable A drives the rotation of the first fixed pulley 102, so as to continue cable A from well
Interior goes out or persistently transfers to cable A in oil well；By the way that annular groove is arranged on the peripheral surface of the first fixed pulley 102,
Cable A can be prevented to be detached from the first fixed pulley 102, it is ensured that cable A is with 102 smooth motion of the first fixed pulley；Due under support column 101
End is suitable for being fixed in wellhead oil tree, convenient for support column 101 is fixed in wellhead oil tree when in use, to transfer
Or when acting cable A, the first fixed pulley 102 will not be swung, the cable A in well between the first fixed pulley 102 is always
It keeps parallel with support column 101, will not rub with oil well inner wall；By the way that connector 3 is arranged, it is convenient for the freedom of cable A
End is connect with the free end of connecting rope 202；By the way that cable collection device 2 is arranged cable disk 201 is connected to including cable disk 201, one end
On connecting rope 202 and for drive cable disk 201 rotate motor 203, then when going out cable A from oil well, by cable A
Free end connect with the free end of connecting rope 202, the rotation of motor 203 drives the rotation of cable disk 201, to twine cable A
Be wound on cable disk 201, and cable disk 201 rotation pull cable A make its from well persistently go out；In the lower payout into oil well
When A, rotating backward for motor 203 drives cable disk 201 to rotate backward, to which cable A gradually unclamps from cable disk 201 and continues to transfer
Into oil well.Therefore, downhole cable running and pulling device provided in an embodiment of the present invention, cable A is taken out out of oil well obtain to
It in oil well when tripping in cable A, can prevent cable from being worn with the borehole wall, and the cable A taken out out of oil well can be wound into cable
It is time saving and energy saving without manually collecting cable A on disk 201.
In embodiments of the present invention, as shown in Figure 1, the rotation axis of motor 203 can pass through transmission belt 209 and cable disk 201
Central shaft 208 connects.When motor 203 is run, the rotation axis of motor 203 rotates, and drives cable disk 201 by transmission belt 209
Central shaft 208 rotate, and then cable disk 201 is driven to rotate, it is recessed to which cable A is wound into the annular on 201 peripheral surface of cable disk
In slot, or cable A unclamped from cable disk 201.
In embodiments of the present invention, as shown in Figure 1, downhole cable, which removes tool, may also include setting in cable deviator
Oil-scraping device 4 between 1 and cable collection device 2；Oil-scraping device 4 includes babinet 401, scraping in babinet 401 is arranged covers with paint or varnish
402 and suitable for cable A by channel and (unused reference numeral is shown in figure, positioned at leading with the oil outlet on babinet 401
The junction of the upper end of flow tube 404 and babinet 401) fuel reserve tank 403 that connect.
So set, the cable A taken out from underground passes through the babinet 401 of oil-scraping device 4, when cable disk 201 pulls cable A
When movement, scrapes and cover with paint or varnish 402 and scrape the viscous crude adhered on cable A, the viscous crude scraped drops into babinet 401, and passes through outlet
The hydraulic fluid port of body 401 enters in fuel reserve tank 403.Therefore, the setting of oil-scraping device 4 can avoid gluing thereon after cable A plays producing well
Attached crude oil drops on the bottom surface of well head and causes environmental pollution.
It will be appreciated by persons skilled in the art that in order to enable cable A to pass through the channel in babinet 401, babinet 401
Opposite both sides should be provided with suitable for cable A by trepanning.
It is flowed into fuel reserve tank 403 for the ease of the viscous crude in babinet 401, as shown in Figure 1, the oil outlet of babinet 401 is logical
Diversion pipe 404 is crossed to be connected to fuel reserve tank 403.
Wherein, for the ease of the viscous crude outflow in babinet 401, as shown in Figure 1, the one of the setting oil outlet of babinet 401 is lateral
Lower inclination, to which the oil in babinet 401 gathers oil outlet and is flowed into fuel reserve tank 403 by diversion pipe 404.Diversion pipe
404 size can be set according to actual conditions, such as length can be 40-45cm, and diameter can be 4-5cm.
Inlet, liquid outlet and exhaust outlet are provided on fuel reserve tank 403.Wherein, under inlet and diversion pipe 404
End connection.It is provided with sealing cover on liquid outlet, when the oil for needing to be discharged in fuel reserve tank 403, opens sealing cover.Exhaust outlet
It can make the air pressure in fuel reserve tank 403 and external air pressure balance.
In embodiments of the present invention, 402 are covered with paint or varnish as shown in Figure 1, being scraped there are two settings in babinet 401, one of frizing
Brush 402 be located at another scrape cover with paint or varnish 402 top, cable A be suitable for scraped from two covers with paint or varnish the gap between 402 composition channel
Pass through.
So set, cable A in the babinet 401 by when, scrape for two and cover with paint or varnish 402 work will be thick on cable A
Oil is wiped off, and scraping effect is more preferable.
For the ease of support column 101 to be connect with production tree, as shown in Figure 1, cable deviator 1 may also include pedestal
103, the lower end of support column 101 is fixed on pedestal 103；Pedestal 103 is configured as being suitable for being fixed on production tree.
Since the lower end of support column 101 is not easy to connect with production tree, support column 101 can be first fixed on pedestal 103,
Pedestal 103 is connect with production tree.
In embodiments of the present invention, as shown in Figure 1, the downhole cable running and pulling device, which may also include, is spindle rotationally arranged in bottom
The second fixed pulley 104 on seat 103 is provided with the annular groove suitable for accommodating cable A on the peripheral surface of second fixed pulley 104.
So set, cable A is downward by 102 rear direction of the first fixed pulley, using 104 rear direction of the second fixed pulley
Become upward, the height of the end of cable A is made to decline.Meanwhile the directions of cable A after the second fixed pulley 104 cable A change
Become, is entered in the babinet 401 of oil-scraping device 4 convenient for cable A.
When the height of support column 101 is larger, even if the lower end of support column 101 can occur to a certain degree if fixing upper end
Swing.The bar portion of support column 101 is connect with wellhead oil tree by clip centralizer 105, can be further ensured that support column
101 fastnesses being connect with wellhead oil tree prevent support column 101 during removing cable A from being sent out relative to wellhead oil tree
It is raw to shake.
It is more secured in order to make the bar portion of support column 101 connect with wellhead oil tree, as shown in Figure 1, clip centralizer 105
Quantity is three, and three clip centralizers 105 are distributed in from top to bottom on support column 101.
So set, the different parts of support column 101 are connected with wellhead oil tree respectively by three clip centralizers 105
It connects, it is ensured that each position of support column 101 is fixed both with respect to wellhead oil tree, will not be shaken, so as to further
The inner wall of cable A and oil well is avoided to rub.
It should be noted that only illustrated so that the quantity of clip centralizer 105 is three as an example in the embodiment of the present invention,
But it is not limited to this, and in other embodiments, the quantity of clip centralizer 105 also can more than three.
In embodiments of the present invention, connector 3 includes dismountable shell 301, setting in shell 301 and suitable for accommodating
It two grooves (unused reference numeral is shown in figure, is located at and is compressed at piece 302) of cable A and connecting rope 202 and is set suitable for card
Compression piece 302 in groove.
So set, when needing the free end by the free end of cable A and connecting rope 202 to link together, by cable A
Free end pass through shell 301 and part of it made to be located in groove, connecting rope 202 is passed back through into shell 301 and is made
Part of it is located in another groove.Later, it compresses piece 302 using two to be respectively pressed into two grooves, to make electricity
Cable A is connect with shell 301 respectively with connecting rope 202, to realize the connection of cable A and the free end of connecting rope 202.
It will be appreciated by persons skilled in the art that in order to enable cable A pass through shell 301, shell 301 it is opposite
Both sides should be provided with suitable for cable A by trepanning.Shell 301 is dismantled and assembled, when needing to connect cable A with connecting rope 202
When, the upper cover of shell 301 is opened, passes through shell 301, connecting rope 202 to pass back through shell 301 cable A, then uses two
It compresses after cable A and connecting rope 202 be pressed into groove by piece 302 respectively, then upper cover is assembled.
In embodiments of the present invention, as shown in Figure 1, connector 3 further includes snap ring 303, snap ring 303 is for connecting cable A/
Free end outside the exposing shell 301 of splicing 202 is connect with 202/ cable A of connecting rope.
In this way, when the free end of cable A/ connecting ropes 202 reach shell 301 it is outer when, snap ring 303 can be used by cable
The free end that A/ connecting ropes 202 are exposed to outside shell 301 is connect with 202/ cable A of connecting rope, to make cable A and connecting rope
202 connect more secured, and cable A is detached with connecting rope 202 during avoiding cable disk 201 from rotating.
The winding of cable A is not influenced after being wound on cable disk 201 for the ease of shell 301, in the annular groove of cable disk 201
It is provided with the contained structure suitable for accommodating shell 301.
Specifically, accommodating the contained structure of shell 301 can be identical as the shape of shell 301 and can accommodate shell 301
Groove, when cable disk 201 rotates, shell 301 can enter accommodate shell 301 groove in, to make shell 301 enter
Upper surface is equal with the annular groove of cable disk 201 after in groove.
In embodiments of the present invention, for the ease of the control to motor 203, as shown in Figure 1, cable collection device 2 also wraps
Include the controller dial plate 204 being electrically connected with motor 203, controller dial plate 204 be used to control the startup of motor 203, stop with
And the rotating speed of regulation motor 203.
Specifically, as shown in Figure 1, may be provided on controller dial plate 204 start button 2041, stop button 2042 and
Speed governing button 2043.
In this way, when needing to take out cable A out of oil well or cable A is lowered into oil well, start button is pressed
2041, motor 203 starts, and the rotation of motor 203 drives cable disk 201 to rotate；When need close motor 203 when, press stopping by
Button 2042, motor 203 are out of service；When needing the rotating speed of regulation motor 203, speed governing button 2043 is adjusted, you can change electricity
The rotating speed of machine 203.
For the ease of setting motor 203 and cable disk 201, as shown, cable collection device 2 further includes supporting rack 205, cable
Disk 201 and motor 203 are arranged on supporting rack 205.
In this way, being arranged cable disk 201 and motor 203 on supporting rack 205, the height of cable disk 201 and motor 203 can be increased
Degree, makes the second fixed pulley 104, babinet 401 and cable disk 201 point-blank, to make cable A pass through the second fixed pulley
104, babinet 401 and deflecting do not occur for cable A when cable disk 201, is subject to when movement that friction is small.
In embodiments of the present invention, as shown in Figure 1, the lower end of supporting rack 205 may be provided with multiple idler wheels 206.In this way, rolling
The rotation of wheel 206 drives supporting rack 205 to rotate, and cable disk 201 and motor 203 are moved to suitable position to facilitate, are convenient for
Operation.
Wherein, the central shaft 208 of cable disk 201 is rotatably arranged on holder 207, and holder 207 is fixed on supporting rack 205
On.
In embodiments of the present invention, the outer diameter of cable disk 201 can be 150cm, and the outer diameter of the rotation axis at center can be 5cm, but
The embodiment of the present invention is without being limited thereto, can really be sized as the case may be.
When use downhole cable provided in an embodiment of the present invention removes tool and removes cable A, regulation motor 203 can be passed through
Rotating speed the speed that removes of cable A is adjusted to 0.3-0.5m/s, but the embodiment of the present invention is without being limited thereto.
The above is merely for convenience of it will be understood by those skilled in the art that technical scheme of the present invention, not limiting
The present invention.All within the spirits and principles of the present invention, any modification, equivalent replacement, improvement and so on should be included in this
Within the protection domain of invention.
Claims (11)
1. a kind of downhole cable removes tool, which is characterized in that including cable deviator (1), cable collection device (2) and connect
Fitting (3), wherein
The cable deviator (1) includes support column (101) and is rotatably arranged in the of the support column (101) upper end
One fixed pulley (102)；The lower end of the support column (101) is suitable for being fixed in wellhead oil tree；First fixed pulley (102)
Peripheral surface on be provided with suitable for accommodate cable (A) annular groove；
The cable collection device (2) include the connecting rope (202) that cable disk (201), one end are connected on the cable disk (201) and
Motor (203) for driving cable disk (201) rotation；It is provided on the peripheral surface of the cable disk (201) suitable for accommodating institute
State the annular groove of cable (A)；
The connector (3) is used to connect the free end of the free end and the connecting rope (202) of the cable (A).
2. downhole cable running and pulling device according to claim 1, which is characterized in that the downhole cable removes tool and also wraps
Include the oil-scraping device (4) being arranged between the cable deviator (1) and the cable collection device (2)；
The oil-scraping device (4) includes that babinet (401), setting scraping in the babinet (401) cover with paint or varnish (402) and suitable for described
Cable (A) by channel and the fuel reserve tank (403) that is connected to the oil outlet on the babinet (401).
3. downhole cable running and pulling device according to claim 2, which is characterized in that be provided with two in the babinet (401)
A described scrape covers with paint or varnish (402), scrapes to cover with paint or varnish (402) and be located at described in another described in one of them and scrapes the top for covering with paint or varnish (402), described
Cable (A) is suitable for passing through from scraping the gap between covering with paint or varnish (402) described in two.
4. downhole cable running and pulling device according to claim 1, which is characterized in that the cable deviator (1) is also wrapped
The second fixed pulley (104) for including pedestal (103) and being rotatably arranged on the pedestal (103)；
The lower end of the support column (101) is fixed on the pedestal (103).
5. downhole cable running and pulling device according to claim 1, which is characterized in that the connector (3) includes dismantled and assembled
Shell (301), setting is in the shell (301) and two suitable for accommodating the cable (A) and the connecting rope (202)
Groove and the compression piece (302) suitable for being fastened in the groove.
6. downhole cable running and pulling device according to claim 5, which is characterized in that the connector (3) further includes snap ring
(303), the snap ring (303) be used for by the exposing shell (301) of the cable (A)/connecting rope (202) outside from
It is connect with the connecting rope (202)/cable (A) by holding.
7. downhole cable running and pulling device according to claim 5, which is characterized in that the annular groove of the cable disk (201)
Inside it is provided with the contained structure suitable for accommodating the shell (301).
8. downhole cable running and pulling device according to claim 7, which is characterized in that the contained structure includes being arranged in institute
It states in annular groove and the shape of the shell (301) coordinates and can accommodate the groove of the shell (301).
9. downhole cable running and pulling device according to claim 1, which is characterized in that the cable collection device (2) is also wrapped
The controller dial plate (204) being electrically connected with the motor (203) is included, the controller dial plate (204) is for controlling the electricity
Startup, stopping and the rotating speed for adjusting the motor (203) of machine (203).
10. according to claim 1-10 any one of them downhole cable running and pulling devices, which is characterized in that the cable collects dress
It further includes supporting rack (205) to set (2), and the cable disk (201) and the motor (203) are arranged on support frame as described above (205).
11. downhole cable running and pulling device according to claim 10, which is characterized in that the lower end of support frame as described above (205)
It is provided with multiple idler wheels (206).
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| CN201810178117.7A CN108386147B (en) | 2018-03-05 | 2018-03-05 | Tool for pulling down underground cable |
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|---|---|---|---|
| CN201810178117.7A CN108386147B (en) | 2018-03-05 | 2018-03-05 | Tool for pulling down underground cable |
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| CN108386147B CN108386147B (en) | 2021-01-01 |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112081555A (en) * | 2020-09-22 | 2020-12-15 | 山东天汇石油技术有限公司 | Viscosity reducing device for thick oil rodless submersible pump well |
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| CN108386147B (en) | 2021-01-01 |
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