CN105297508B - The preparation method of flexible connecting structure when changing multiple twin car oil-well rig steel wire rope - Google Patents
The preparation method of flexible connecting structure when changing multiple twin car oil-well rig steel wire rope Download PDFInfo
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- CN105297508B CN105297508B CN201510774171.4A CN201510774171A CN105297508B CN 105297508 B CN105297508 B CN 105297508B CN 201510774171 A CN201510774171 A CN 201510774171A CN 105297508 B CN105297508 B CN 105297508B
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- steel wire
- wire rope
- rope
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- D—TEXTILES; PAPER
- D07—ROPES; CABLES OTHER THAN ELECTRIC
- D07B—ROPES OR CABLES IN GENERAL
- D07B7/00—Details of, or auxiliary devices incorporated in, rope- or cable-making machines; Auxiliary apparatus associated with such machines
- D07B7/16—Auxiliary apparatus
- D07B7/169—Auxiliary apparatus for interconnecting two cable or rope ends, e.g. by splicing or sewing
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- Lift-Guide Devices, And Elevator Ropes And Cables (AREA)
Abstract
The invention provides a kind of preparation method of flexible connection construction during multiple twin car oil-well rig steel rope replacing, the outer layer strand of old steel wire rope and new steel wire rope is peeled off, outer layer strand is divided into individual wire；Cut steel wire in interval；And sawed-off new wire rope core；New and old steel wire rope stripped end is inserted in opposite directions, can not be continued until two untill, and the steel wire on new and old steel wire rope is wound by the order for being gradually distance from wire rope core, forms joint；With wrapped wire rope bag joint, the making of flexible connecting structure is completed.Flexible connection construction connects new and old steel wire rope made from the preparation method, change during old steel wire rope without using materials such as rope card, sleeve pipes, without using instruments such as hydraulic tongses, it is easy to operate, it can realize that traction is directly fast and effectively pulled with old steel wire rope more renews steel wire rope, need not also fall drilling derrick to ground in more change steel rope, it is time saving and energy saving, it is cost-effective, securely and reliably.
Description
Technical field
The invention belongs to oil-well rig equipment technical field, be related to it is a kind of be applied to lack during field work hydraulic tool with
In the case of material, the preparation method of flexible connecting structure when multiple twin car oil-well rig main rope is changed at scene.
Background technology
The main rope abrasion or cannot be guaranteed to need the steel wire more renewed during safe handling that multiple twin car oil-well rig uses
Rope, original old steel wire rope and new steel wire rope are connected typically by a manila rope or seizing wire respectively, then, with automobile or
Hoist engine, which pulls, draws old steel wire rope, and old steel wire rope pulls the traction rope made of hemp or seizing wire, and the rope made of hemp or seizing wire, which pull, to be led
Draw new steel wire rope, until completing the replacing of steel wire rope.Need to put oil-well rig boring tower during more change steel rope in this way
, then change rop exercise work, take time and effort, and steel cable termina has rope card convex to rise or sleeve pipe is stiff to bend, and causes
Steel wire rope easily departs from from pulley during changing wire saws, triggers security incident.
The content of the invention
It is an object of the invention to provide a kind of making of flexible connecting structure during replacing multiple twin car oil-well rig main rope
Method, it is constructed to quickly and easily change the flexible connecting structure of main rope, avoids changing during wire saws steel wire rope from cunning
Depart from wheel, eliminate safety hazards.
To achieve the above object, the technical solution adopted in the present invention is：A kind of multiple twin car oil-well rig steel rope replacing
When flexible connection construction preparation method, specifically carry out according to the following steps：
Step 1：The fixing end for the old steel wire rope changed will be needed in two winches of multiple twin car oil-well rig on a winch
Untie；
The outer layer strand of old cable wire end is peeled off from the first wire rope core, the outer layer strand of the stripping is all divided into single
First steel wire, and make all first steel wires radial；
Diameter and the old new steel wire rope of wirerope diameter identical are taken, by the outer layer strand of new cable wire end from the second wire rope core
Peel off, the outer layer strand of stripping is all divided into the second single steel wire, and make all second steel wires radial；
Step 2：The first steel wire is cut at interval on old steel wire rope, during cutting, is peeled off root along outer layer strand and is cut the first steel wire；
The second steel wire is cut at interval on new steel wire rope, during cutting, is peeled off root along outer layer strand and is cut the second steel wire, so
Afterwards, sawed-off second wire rope core in root is peeled off along new steel wire rope outer layer strand；
Step 3：One end that one end that old steel wire rope is peeled off and new steel wire rope peel off is inserted in opposite directions, until the first wire rope core and
Second wire rope core can not continue untill, now mutually to wind first steel wire and second steel wire；During winding, by by
Gradually the order away from wire rope core is wound, and often winds one layer, and the combination steel wire wound is beaten one time, from inside to outside until will
Whole steel wire windings, form joint；
Step 4：The joint in step 3 is wrapped up with wrapped wire rope, completes the making of flexible connecting structure.
New cable wire end and the former cable wire end for needing to change braiding are combined into flexible connect by preparation method of the present invention
Binding structure, the flexible connecting structure has and the close pliability of raw steel cord, and joint area diameter is slightly larger than raw steel cord
Diameter, it can pass through from wire rope pulley groove.During more change steel rope, without using materials such as rope card, sleeve pipes, without using liquid
The instruments such as pressing tongs, the main steel wire using steel wire rope itself are twisted frictional force to realize the flexible connection of new and old steel wire rope.This structure
Manufacturing operation is convenient and swift, can realize that traction is directly fast and effectively pulled with old steel wire rope more renews steel wire rope, also need not be more
Drilling derrick was fallen to ground during change steel rope, it is time saving and energy saving, it is cost-effective, securely and reliably.
Brief description of the drawings
Fig. 1 is the schematic diagram after old steel wire rope peeling outer layer stock steel wire.
Fig. 2 is the schematic diagram after new steel wire rope peeling outer layer stock steel wire.
Fig. 3 is that the schematic diagram after steel wire interval is cut is peeled off in old steel wire rope.
Fig. 4 is to peel off steel wire interval in new steel wire rope to cut and cut the schematic diagram after wire rope core.
Fig. 5 is that old steel wire rope peels off steel wire and new steel wire rope peels off the schematic diagram that steel wire is docked and successively wound.
Fig. 6 is old steel wire rope and new steel wire rope completes the joint that cover wire is wound.
Fig. 7 is the schematic diagram for the joint that Fig. 6 formation is tied up with wrapped wire rope.
Fig. 8 is the schematic diagram of the flexible connecting structure formed after the completion of tying up.
In figure：1. old steel wire rope, 2. new steel wire ropes, 3. first steel wires, 4. first wire rope cores, 5. second steel wires, 6. second ropes
Core, 7. wrapped wire ropes.
Embodiment
The present invention is described in detail with reference to the accompanying drawings and detailed description.
, it is necessary to derrick lowering during due to changing multiple twin car oil-well rig main rope, with a manila rope or seizing wire
Original old steel wire rope and new steel wire rope are connected respectively, then, are pulled with automobile or hoist engine and are drawn old steel wire rope, old steel wire rope
The traction rope made of hemp or seizing wire are pulled, the rope made of hemp or seizing wire, which pull, draws new steel wire rope, until the replacing of steel wire rope is completed, then
Derrick is holded up into installation to fix, taken time and effort, and steel cable termina has that rope card convex rises or sleeve pipe is stiff to bend, and causes
Steel wire rope easily departs from from pulley during changing wire saws, triggers security incident.Above-mentioned exist in the prior art to overcome
The problem of, the invention provides a kind of preparation method of flexible connecting structure during replacing multiple twin car oil-well rig main rope, lead to
Manufactured flexible connecting structure is crossed to connect new steel wire rope and need the old steel wire rope changed, without derrick lowering in Renewal process,
It is time saving and energy saving, and it is avoided that the generation of security incident.The preparation method is specifically carried out according to the following steps：
Step 1：The fixing end solution for the steel wire rope changed will be needed in two winches of multiple twin car oil-well rig on a winch
Open；
The outer layer strand for the fag end of old steel wire rope 1 for needing to change to be peeled off from the first wire rope core 4, the first wire rope core 4 retains completely,
The length L for the outer layer strand peeled off on old steel wire rope 1 is at least the old diameter of steel wire rope 1φ20 times, by the old steel wire rope 1 of stripping
Outer layer strand is all divided into the first single steel wire 3, and is intertwined without two first steel wires 3, and by every first steel wire 3
Slightly turned up towards away from the direction of the first wire rope core 4, make all first steel wires 3 radial, as shown in Figure 1；
Diameter and the new steel wire rope 2 of the old diameter identical of steel wire rope 1 are taken, the outer layer strand of the new fag end of steel wire rope 2 is restricted from second
Peeled off on core 6, the second wire rope core 6 retains completely；It is straight that the length L1 for the outer layer strand peeled off on new steel wire rope 2 is at least new steel wire rope 2
Footpathφ20 times of 1, the outer layer strand of the new steel wire rope 2 of stripping is all divided into the second single steel wire 5, and without two second steel
Silk 5 is intertwined, and every second steel wire 5 is slightly turned up towards away from the direction of the second wire rope core 6, makes all second steel wires 5
It is radial, as shown in Figure 2；
Step 2：On old steel wire rope 1：The first steel wire 3 is cut at interval, that is, cuts two piece adjacent with first steel wire 3
First steel wire 3, during cutting, peel off root along outer layer strand and cut the first steel wire 3, the quantity of the first steel wire 3 of cutting separates
The half of the sum of first steel wire 3, as shown in Figure 3；
On new steel wire rope 2：The second steel wire 5 peeled off is cut at interval, that is, cuts two piece adjacent with second steel wire 5
Second steel wire 5, during cutting, peel off root along outer layer strand and cut the second steel wire 5, the quantity of the second steel wire 5 of cutting is separates
The sum of the second steel wire 5 half, then, peel off sawed-off second wire rope core 6 in root along the new outer layer strand of steel wire rope 2, as shown in Figure 4；
Step 3：One end that one end and new steel wire rope 2 that old steel wire rope 1 is peeled off peel off is inserted in opposite directions, until the first wire rope core
4 and second wire rope core 6 can not continue close to untill, now first steel wire 3 and second steel wire 5 are mutually wound, such as Fig. 5
It is shown；During winding, it is wound by the order for being gradually distance from wire rope core, often winds one layer, the combination steel wire wound is beaten one
Time, from inside to outside until by whole steel wire windings, joint is formed, as shown in Figure 6；
Step 4：The wrapped wire rope 7 of a diameter of 1.5~2.5 times of first steel wire, 3 diameter is taken, the joint in step 3 is entered
Row parcel；During parcel, first axially arranged one section by one end of wrapped wire rope 7 along joint, the length of this section are more than the first steel
The coiling length of the steel wire 5 of silk 3 and second, and one end of this section is in contact with old steel wire rope 1, the other end of this section and new steel wire rope
2 are in contact, then bending wrapped wire rope 7, are connect as shown in fig. 7, another section of from coil to coil of the wrapped wire rope 7 of bending is wrapped in
On head, until all wrapped steel wire rope 7 wraps up the joint, finally the head and tail of wrapped wire rope 7 is tightened and struck with mallet
To steel wire rope is adjacent to, as shown in figure 8, completing the making of flexible connecting structure.
Because the diameter of the first steel wire 3 and the second steel wire 5 is smaller, so the first steel wire 3 and the second steel wire 5 are too soft, if bag
It is identical with the diameter of the first steel wire 3 to wrap up in the diameter of steel wire rope 7, butt joint position parcel intensity is little, and wrapped wire rope 7 is easy
It is disconnected；If the diameter of wrapped wire rope 7 is too big, artificial winding difficulty is big, can not butt joint form firm parcel, so, parcel
The diameter of steel wire rope 7 is taken as 1.5~2.5 times of the diameter of the first steel wire 3.
After old steel wire rope 1 and new steel wire rope 2 connection, old steel wire rope 1 is wound using winch, is drawn newly by old steel wire rope 1
Steel wire rope 2, carry out more change steel rope.After old steel wire rope 1 is changed, peel off root along the new outer layer strand of steel wire rope 2 in joint and cut
It is disconnected, then the truncated end of new steel wire rope 2 is fixed on winch, the length of the other end of new steel wire rope 2 on demand is blocked, then
It is fixed on another winch, so far, steel rope replacing finishes.
Claims (4)
- A kind of 1. preparation method of flexible connection construction during multiple twin car oil-well rig steel rope replacing, it is characterised in that the making Method is specifically carried out according to the following steps：Step 1：The old steel wire rope changed will be needed in two winches of multiple twin car oil-well rig on a winch（1）Fixing end solution Open；By old steel wire rope（1）The outer layer strand of fag end is from the first wire rope core（4）Upper stripping, the outer layer strand of the stripping is all divided into single The first steel wire（3）, and make all first steel wires（3）It is radial；Take diameter and old steel wire rope（1）The new steel wire rope of diameter identical（2）, by new steel wire rope（2）The outer layer strand of fag end is from second Wire rope core（6）Upper stripping, the outer layer strand of stripping is all divided into the second single steel wire（5）, and make all second steel wires（5）It is in It is radial；Step 2：Old steel wire rope（1）Cut the first steel wire in upper interval（3）, during cutting, peel off root along outer layer strand and cut the first steel Silk（3）；In new steel wire rope（2）Cut the second steel wire in upper interval（5）, during cutting, peel off root along outer layer strand and cut the second steel wire （5）, then, along new steel wire rope（2）Outer layer strand peels off sawed-off second wire rope core in root（6）；Step 3：By old steel wire rope（1）One end of stripping and new steel wire rope（2）One end of stripping is inserted in opposite directions, until the first wire rope core （4）With the second wire rope core（6）It can not continue untill, now by first steel wire（3）With second steel wire（5）Mutually twine Around；During winding, it is wound by the order for being gradually distance from wire rope core, often winds one layer, the combination steel wire wound is beaten one time, From inside to outside until by whole steel wire windings, joint is formed；Step 4：With wrapped wire rope（7）Joint in step 3 is wrapped up, completes the making of flexible connecting structure.
- 2. the preparation method of flexible connection construction during multiple twin car oil-well rig steel rope replacing according to claim 1, its It is characterised by, in the step 1, old steel wire rope（1）The length of the outer layer strand of upper stripping is at least old steel wire rope（1）The 20 of diameter Times；New steel wire rope（2）The length of the outer layer strand of upper stripping is at least new steel wire rope（2）20 times of diameter.
- 3. the preparation method of flexible connection construction during multiple twin car oil-well rig steel rope replacing according to claim 1, its It is characterised by, in the step 4, during parcel, first by wrapped wire rope（7）Axially arranged length of the one end along joint be more than the One steel wire（3）With the second steel wire（5）One section of coiling length, and one end of this section and old steel wire rope（1）Be in contact, this section it is another One end and new steel wire rope（2）It is in contact, then bending wrapped wire rope（7）, by the wrapped wire rope of bending（7）Another section by Circle is wrapped on joint, until the joint is all wrapped steel wire rope（7）Parcel, finally by wrapped wire rope（7）Head and tail Tighten and struck with mallet to being adjacent to steel wire rope.
- 4. the preparation method of flexible connection construction during multiple twin car oil-well rig steel rope replacing according to claim 1 or 3, Characterized in that, the wrapped wire rope（7）A diameter of first steel wire（3）1.5~2.5 times of diameter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510774171.4A CN105297508B (en) | 2015-11-13 | 2015-11-13 | The preparation method of flexible connecting structure when changing multiple twin car oil-well rig steel wire rope |
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| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201510774171.4A CN105297508B (en) | 2015-11-13 | 2015-11-13 | The preparation method of flexible connecting structure when changing multiple twin car oil-well rig steel wire rope |
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| Publication Number | Publication Date |
|---|---|
| CN105297508A CN105297508A (en) | 2016-02-03 |
| CN105297508B true CN105297508B (en) | 2017-12-01 |
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| CN201510774171.4A Active CN105297508B (en) | 2015-11-13 | 2015-11-13 | The preparation method of flexible connecting structure when changing multiple twin car oil-well rig steel wire rope |
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| CN109372947B (en) * | 2018-12-03 | 2023-11-14 | 天津港第四港埠有限公司 | Connecting device and method for changing grab bucket steel wire rope |
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| JP3231064B2 (en) * | 1991-12-03 | 2001-11-19 | 株式会社フジクラ | How to connect FRP striatum |
| US6422118B1 (en) * | 2000-10-04 | 2002-07-23 | E.I. Du Pont De Nemours & Company | Braided cord splice |
| ES2269778T3 (en) * | 2001-12-13 | 2007-04-01 | Staubli Ag Pfaffikon | PROCEDURE AND DEVICE TO JOIN VARIOUS THREADS, IN PARTICULAR EXTREME OF THREADS. |
| JP4488384B1 (en) * | 2009-10-30 | 2010-06-23 | 美也子 岡本 | Yarn knot manufacturing method and apparatus therefor |
| CN104233888B (en) * | 2014-07-24 | 2016-09-14 | 首钢水城钢铁（集团）有限责任公司 | A kind of new-type splicing method of steel wire rope |
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Effective date of registration: 20211021 Address after: 730314 No. 508, west section of Yellow River Avenue, Lanzhou New Area, Lanzhou City, Gansu Province Patentee after: LANZHOU LS PETROLEUM EQUIPMENT ENGINEERING Co.,Ltd. Address before: 730050 No. 516, west section of Kunlun Avenue, Lanzhou New Area, Lanzhou City, Gansu Province Patentee before: LANZHOU LS GROUP Co.,Ltd. |
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| TR01 | Transfer of patent right |