CN105297508A - Manufacturing method for flexible connecting structure used in replacing process of steel wire rope of double-winch petroleum drilling machine - Google Patents
Manufacturing method for flexible connecting structure used in replacing process of steel wire rope of double-winch petroleum drilling machine Download PDFInfo
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- CN105297508A CN105297508A CN201510774171.4A CN201510774171A CN105297508A CN 105297508 A CN105297508 A CN 105297508A CN 201510774171 A CN201510774171 A CN 201510774171A CN 105297508 A CN105297508 A CN 105297508A
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- steel wire
- wire rope
- rope
- outer layer
- new
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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 manufacturing method for a flexible connecting structure used in the replacing process of a steel wire rope of a double-winch petroleum drilling machine. Outer layer strands of the used steel wire rope and a new steel wire rope are stripped, and the outer layer strands are separated into single steel wires; the steel wires are sheared off at intervals, and a core of the new steel wire rope is sawn off; stripped ends of the used steel wire rope and the new steel wire rope are oppositely inserted until the two steel wire ropes cannot become closer any more, the steel wires on the new steel wire rope and the used steel wire rope are wound in the sequence of being gradually away from the wire core, and a connector is formed; the connector is wrapped by a wrapping steel wire rope, and the flexible connecting structure is manufactured. When the new steel wire rope and the used steel wire rope are connected through the flexible connecting structure manufactured through the manufacturing method, materials such as a rope clamp or a casing pipe or tools such as hydraulic tongs are not needed in the used steel wire rope replacing process, operation is fast and convenient, the used steel wire rope can be quickly and effectively used for direct dragging and traction to be replaced with the new steel wire rope, a drilling machine derrick does not need to be put down on the ground either in the used steel wire rope replacing process, time and effort are saved, cost is saved, and safety and reliability are achieved.
Description
Technical field
The invention belongs to oil-well rig equipment technical field, relate to a kind of when lacking hydraulic tool and material when being applicable to field work, the preparation method of flexible connecting structure during spot replace multiple twin car oil-well rig main rope.
Background technology
The main rope wearing and tearing that multiple twin car oil-well rig uses maybe can not ensure the steel wire rope needing when using safely more to renew, normally connect original old steel wire rope and new steel wire rope respectively by a manila rope or seizing wire, then, the old steel wire rope of traction is pulled with automobile or hoist engine, old steel wire rope pulls the traction rope made of hemp or seizing wire, the rope made of hemp or seizing wire pull the new steel wire rope of traction, until complete the replacing of steel wire rope.Adopt in this way more change steel rope time need oil-well rig boring tower to fall, carry out changing rop exercise again to do, take time and effort, and steel cable termina place has, and wire clips is protruding or sleeve pipe is stiff can not bend, cause changing steel wire rope in wire saws process easily to depart from from pulley, cause security incident.
Summary of the invention
The object of this invention is to provide a kind of preparation method of flexible connecting structure when changing multiple twin car oil-well rig main rope, make the flexible connecting structure changing main rope quickly and easily, avoid changing steel wire rope in wire saws process to depart from from pulley, eliminate safety hazards.
For achieving the above object, the technical solution adopted in the present invention is: the preparation method flexibly connecting structure during a kind of multiple twin car oil-well rig steel rope replacing, specifically carries out according to the following steps:
Step 1: untie a winch in multiple twin car oil-well rig two winches needing the stiff end of the old steel wire rope changed;
The outer layer strand of old cable wire end is peeled off from the first wire rope core, the outer layer strand of this stripping is all divided into the first single steel wire, and make all first steel wires radially;
The new steel wire rope that cut-off footpath is identical with old wirerope diameter, peels off the outer layer strand of new cable wire end from the second wire rope core, this outer layer strand peeled off all is divided into the second single steel wire, and makes all second steel wires radially;
Step 2: on old steel wire rope, the first steel wire is cut off at interval, when cutting off, peels off root along outer layer strand and cuts off the first steel wire;
On new steel wire rope, the second steel wire is cut off at interval, when cutting off, peels off root cut off the second steel wire along outer layer strand, then, peel off sawed-off second wire rope core of root along new steel wire rope outer layer strand;
Step 3: inserted in opposite directions one end of one end of old steel wire rope strip off and new steel wire rope strip off, until the first wire rope core and the second wire rope core can not continue close, is now wound around first steel wire and second steel wire mutually; During winding, be wound around by the order gradually away from wire rope core, be often wound around one deck, the combination steel wire wound is beaten one time, from inside to outside until by whole steel wire winding, form joint;
Step 4: wrap up the joint in step 3 with wrapped wire rope, completes the making of flexible connecting structure.
Preparation method of the present invention is by new cable wire end and need the former cable wire end braiding changed to be combined into flexible connecting structure, this flexible connecting structure has the pliability close with former steel wire rope, and joint area diameter is slightly larger than former wirerope diameter, can pass through from wire rope pulley groove.More during change steel rope, without the need to using the material such as wire clips, sleeve pipe, without the need to using the instruments such as hydraulic tongs, mainly utilize the stranded frictional force of the steel wire of steel wire rope self to realize flexibly connecting of new and old steel wire rope.This constructor is convenient and swift, can realize directly pulling traction with old steel wire rope fast and effectively and more renew steel wire rope, also need not fall to ground by drilling derrick when more change steel rope, time saving and energy saving, cost-saving, safe and reliable.
Accompanying drawing explanation
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 be peel off in old steel wire rope steel wire interval cut off after schematic diagram.
Fig. 4 be peel off in new steel wire rope steel wire interval cut off and cut off wire rope core after schematic diagram.
Fig. 5 is that steel wire peeled off by old steel wire rope and new steel wire rope peels off steel wire docking and the schematic diagram be successively wound around.
Fig. 6 is the joint that old steel wire rope and new steel wire rope complete cover wire and be wound.
Fig. 7 is the schematic diagram tying up the joint that Fig. 6 is formed with wrapped wire rope.
Fig. 8 is the schematic diagram of the flexible connecting structure of having tied up rear formation.
In figure: 1. old steel wire rope, 2. new steel wire rope, 3. the first steel wire, 4. the first wire rope core, 5. the second steel wire, 6. the second wire rope core, 7. wrapped wire rope.
Detailed description of the invention
Below in conjunction with the drawings and specific embodiments, the present invention is described in detail.
During owing to changing multiple twin car oil-well rig main rope, need derrick lowering, original old steel wire rope and new steel wire rope is connected respectively with a manila rope or seizing wire, then, the old steel wire rope of traction is pulled with automobile or hoist engine, old steel wire rope pulls the traction rope made of hemp or seizing wire, the rope made of hemp or seizing wire pull the new steel wire rope of traction, until complete the replacing of steel wire rope, again derrick is holded up to install and fix, take time and effort, and steel cable termina place has, and wire clips is protruding or sleeve pipe is stiff can not bend, cause changing steel wire rope in wire saws process easily to depart from from pulley, cause security incident.In order to overcome above-mentioned problems of the prior art, the invention provides a kind of preparation method of flexible connecting structure when changing multiple twin car oil-well rig main rope, the old steel wire rope of new steel wire rope and needs replacing is connected by the flexible connecting structure made, without the need to derrick lowering in Renewal process, time saving and energy saving, and the generation of security incident can be avoided.This preparation method is specifically carried out according to the following steps:
Step 1: untie a winch in multiple twin car oil-well rig two winches needing the stiff end of the steel wire rope changed;
To the outer layer strand of old steel wire rope 1 fag end changed be needed to peel off from the first wire rope core 4, the first wire rope core 4 retains complete, and the length L of the outer layer strand that old steel wire rope 1 is peeled off is at least old steel wire rope 1 diameter
φ20 times, the outer layer strand of the old steel wire rope 1 peeled off all is divided into the first single steel wire 3, and does not have two first steel wires 3 to be intertwined, and every root first steel wire 3 is all slightly turned up towards away from the first wire rope core 4 direction, make all first steel wires 3 radially, as shown in Figure 1;
The new steel wire rope 2 that cut-off footpath is identical with old steel wire rope 1 diameter, the outer layer strand of new steel wire rope 2 fag end peeled off from the second wire rope core 6, the second wire rope core 6 retains complete; The length L1 of the outer layer strand that new steel wire rope 2 is peeled off is at least new steel wire rope 2 diameter
φ1 20 times, the outer layer strand of the new steel wire rope 2 peeled off all is divided into the second single steel wire 5, and does not have two second steel wires 5 to be intertwined, and every root second steel wire 5 is all slightly turned up towards away from the second wire rope core 6 direction, make all second steel wires 5 radially, as shown in Figure 2;
Step 2: on old steel wire rope 1: the first steel wire 3 is cut off at interval, namely cut off two first steel wires 3 adjacent with first steel wire 3, when cutting off, peel off root along outer layer strand and cut off the first steel wire 3, first steel wire 3 quantity of cutting off is the half of the first steel wire 3 sum separated, as shown in Figure 3;
On new steel wire rope 2: the second steel wire 5 of stripping is cut off at interval, namely two second steel wires 5 adjacent with second steel wire 5 are cut off, when cutting off, peel off root along outer layer strand and cut off the second steel wire 5, the quantity of the second steel wire 5 cut off is the half of the second steel wire 5 sum separated, then, sawed-off second wire rope core 6 of root is peeled off along new steel wire rope 2 outer layer strand, as shown in Figure 4;
Step 3: inserted in opposite directions one end of one end of old steel wire rope 1 strip off and new steel wire rope 2 strip off, until the first wire rope core 4 and the second wire rope core 6 can not continue close, is now wound around first steel wire 3 and second steel wire 5, as shown in Figure 5 mutually; During winding, be wound around by the order gradually away from wire rope core, be often wound around one deck, the combination steel wire wound is beaten one time, from inside to outside until by whole steel wire winding, form joint, as shown in Figure 6;
Step 4: cut-off footpath is the wrapped wire rope 7 of the first steel wire 3 diameter 1.5 ~ 2.5 times, wraps up the joint in step 3, during parcel, first one end of wrapped wire rope 7 is arranged one section along the axis of joint, the length of this section is greater than the coiling length of the first steel wire 3 and the second steel wire 5, and one end of this section contacts with old steel wire rope 1, the other end of this section contacts with new steel wire rope 2, then bending wrapped wire rope 7, as shown in Figure 7, another section of from coil to coil of the wrapped wire rope 7 of bending is wrapped on joint, wrap up until this joint is all wrapped steel wire rope 7, finally the head and tail of wrapped wire rope 7 tightened and strike with mallet to being adjacent to steel wire rope, as shown in Figure 8, complete the making of flexible connecting structure.
Because the diameter of the first steel wire 3 and the second steel wire 5 is less, so the first steel wire 3 and the second steel wire 5 too soft, if the diameter of wrapped wire rope 7 is identical with the diameter of the first steel wire 3, butt joint position parcel intensity is little, and wrapped wire rope 7 easily breaks; If the diameter of wrapped wire rope 7 is too large, then false twist's difficulty is large, butt joint cannot form firm parcel, so wrapped wire rope 7 diameter is taken as 1.5 ~ 2.5 times of the first steel wire 3 diameter.
After old steel wire rope 1 is connected with new steel wire rope 2, uses winch to be wound around old steel wire rope 1, draw new steel wire rope 2 by old steel wire rope 1, carry out more change steel rope.After old steel wire rope 1 is changed, peel off root truncation in joint along new steel wire rope 2 outer layer strand, then the truncated end of new steel wire rope 2 is fixed on winch, the other end length on demand of new steel wire rope 2 is blocked, then be fixed on another winch, so far, steel rope replacing is complete.
Claims (4)
1. flexibly connect a preparation method for structure during multiple twin car oil-well rig steel rope replacing, it is characterized in that, this preparation method is specifically carried out according to the following steps:
Step 1: untie a winch in multiple twin car oil-well rig two winches needing the stiff end of the old steel wire rope (1) changed;
The outer layer strand of old steel wire rope (1) fag end is peeled off from the first wire rope core (4), the outer layer strand of this stripping is all divided into single the first steel wire (3), and makes all first steel wires (3) radially;
The new steel wire rope (2) that cut-off footpath is identical with old steel wire rope (1) diameter, the outer layer strand of new steel wire rope (2) fag end is peeled off from the second wire rope core (6), this outer layer strand peeled off all is divided into single the second steel wire (5), and makes all second steel wires (5) radially;
Step 2: the first steel wire (3) is cut off at the upper interval of old steel wire rope (1), when cutting off, peels off root along outer layer strand and cuts off the first steel wire (3);
Cut off the second steel wire (5) at the upper interval of new steel wire rope (2), when cutting off, peel off root along outer layer strand and cut off the second steel wire (5), then, peel off sawed-off second wire rope core (6) of root along new steel wire rope (2) outer layer strand;
Step 3: one end of one end of old steel wire rope (1) strip off and new steel wire rope (2) strip off is inserted in opposite directions, until the first wire rope core (4) and the second wire rope core (6) can not continue close, now first steel wire (3) and second steel wire (5) are wound around mutually; During winding, be wound around by the order gradually away from wire rope core, be often wound around one deck, the combination steel wire wound is beaten one time, from inside to outside until by whole steel wire winding, form joint;
Step 4: with wrapped wire rope (7), the joint in step 3 is wrapped up, complete the making of flexible connecting structure.
2. flexibly connect the preparation method of structure during multiple twin car oil-well rig steel rope replacing according to claim 1, it is characterized in that, in described step 1, the length of the upper outer layer strand peeled off of old steel wire rope (1) is at least 20 times of old steel wire rope (1) diameter; The length of the upper outer layer strand peeled off of new steel wire rope (2) is at least 20 times of new steel wire rope (2) diameter.
3. during multiple twin car oil-well rig steel rope replacing according to claim 1, flexibly connect the preparation method of structure, it is characterized in that, in described step 4, during parcel, first one end of wrapped wire rope (7) is arranged one section that length is greater than the first steel wire (3) and the second steel wire (5) coiling length along the axis of joint, and one end of this section contacts with old steel wire rope (1), the other end of this section contacts with new steel wire rope (2), then bending wrapped wire rope (7), another section of from coil to coil of the wrapped wire rope (7) of bending is wrapped on joint, until this joint is all wrapped steel wire rope (7) parcel, finally the head and tail of wrapped wire rope (7) tightened and strike to being adjacent to steel wire rope with mallet.
4. flexibly connect the preparation method of structure during multiple twin car oil-well rig steel rope replacing according to claim 1 or 3, it is characterized in that, the diameter of described wrapped wire rope (7) is 1.5 ~ 2.5 times of the first steel wire (3) 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 |
Applications Claiming Priority (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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| Publication Number | Publication Date |
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| CN105297508A true CN105297508A (en) | 2016-02-03 |
| CN105297508B CN105297508B (en) | 2017-12-01 |
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| Application Number | Title | Priority Date | Filing Date |
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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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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109372947A (en) * | 2018-12-03 | 2019-02-22 | 天津港第四港埠有限公司 | A kind of attachment device and method for steel wire rope of grab bucket replacement |
Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05154920A (en) * | 1991-12-03 | 1993-06-22 | Fujikura Ltd | Connecting method of frp wiry body |
| CN1617824A (en) * | 2001-12-13 | 2005-05-18 | 普费菲孔施陶卜里股份公司 | Method and device for connecting a plurality of threads, especially the ends of threads |
| EP1195344B1 (en) * | 2000-10-04 | 2006-01-18 | E. I. du Pont de Nemours and Company | Method for splicing braided cords |
| JP4488384B1 (en) * | 2009-10-30 | 2010-06-23 | 美也子 岡本 | Yarn knot manufacturing method and apparatus therefor |
| CN104233888A (en) * | 2014-07-24 | 2014-12-24 | 首钢水城钢铁（集团）有限责任公司 | Novel steel wire rope weaving and connecting method |
-
2015
- 2015-11-13 CN CN201510774171.4A patent/CN105297508B/en active Active
Patent Citations (5)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| JPH05154920A (en) * | 1991-12-03 | 1993-06-22 | Fujikura Ltd | Connecting method of frp wiry body |
| EP1195344B1 (en) * | 2000-10-04 | 2006-01-18 | E. I. du Pont de Nemours and Company | Method for splicing braided cords |
| CN1617824A (en) * | 2001-12-13 | 2005-05-18 | 普费菲孔施陶卜里股份公司 | Method and device for connecting a plurality of threads, especially the ends of threads |
| JP4488384B1 (en) * | 2009-10-30 | 2010-06-23 | 美也子 岡本 | Yarn knot manufacturing method and apparatus therefor |
| CN104233888A (en) * | 2014-07-24 | 2014-12-24 | 首钢水城钢铁（集团）有限责任公司 | Novel steel wire rope weaving and connecting method |
Non-Patent Citations (1)
| Title |
|---|
| 鞍山市总工会群众技术协作委员会架工专业组: "钢丝绳的插接、连接及绑结", 《石油矿场机械通讯》 * |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109372947A (en) * | 2018-12-03 | 2019-02-22 | 天津港第四港埠有限公司 | A kind of attachment device and method for steel wire rope of grab bucket replacement |
| 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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| CN105297508B (en) | 2017-12-01 |
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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. |