CN212484966U - Tensile bending cable for top driving device - Google Patents

Abstract

The utility model provides a top drive is tensile crooked cable for device belongs to cable technical field, this top drive is tensile crooked cable for device includes the cable main part, be equipped with two sets of inner core main parts in the cable main part, the surface of two sets of inner core main parts has all wrapped up the antitorque layer, the fixed surface of antitorque layer that lies in the upside is connected with the weaving layer, be equipped with a plurality of enhancement sinle silks in the weaving layer, the fixed surface that lies in the antitorque layer of downside is connected with the protective layer, the fixed surface of protective layer is connected with the conductor, fixedly connected with connecting block between weaving layer and the conductor, the surface wrapping; this device makes cable main part when using, and it is when receiving external force extrusion, and is not fragile, resistance to compression and antitorque distortion ability greatly increased for cable main part 1's bending property is better, thereby makes cable main part life greatly increased, and difficult frequent change reduces financial resources consumption, and can be applicable to more extensive field.

Description

Tensile bending cable for top driving device

Technical Field

The utility model belongs to the technical field of the cable, concretely relates to top drive is tensile crooked cable for device.

Background

The top driving drilling device is new-generation oil field drilling equipment in the world, the drilling equipment is massively produced in China at present, the equipment is exported in large quantity except for being matched with various oil field constructions in China, the top driving drilling device is the leading-edge technology and equipment of current oil drilling, is one of three technical achievements (an alternating current-direct current variable frequency electric driving system and an underground drill bit supercharging system) of modern drilling equipment, and the top driving device is matched with a cable.

The cable matched with the existing top driving device is poor in tensile bending property and easy to damage, so that the service life of the cable is greatly reduced, and the cable is high in financial loss due to long-time use and replacement due to cable cost.

SUMMERY OF THE UTILITY MODEL

An object of the utility model is to provide a top drive is tensile crooked cable for device, it is relatively poor to aim at solving the supporting cable that uses of top drive among the prior art's tensile bending property, damages easily, leads to its life greatly reduced, because the cable cost, uses for a long time to change and makes the great problem of financial loss.

In order to achieve the above object, the utility model provides a following technical scheme:

the utility model provides a top is tensile crooked cable for drive arrangement, includes the cable main part, be equipped with two sets of inner core main parts in the cable main part, it is two sets of the antitorque layer has all been wrapped up on the surface of inner core main part, is located the upside the outer fixed surface of antitorque layer is connected with the weaving layer, be equipped with a plurality of enhancement sinle silks in the weaving layer, be located the downside the outer fixed surface of antitorque layer is connected with the protective layer, the outer fixed surface of protective layer is connected with the conductor, fixedly connected with connecting block between weaving layer and the conductor, the outer surface parcel of weaving layer and conductor has the inner protective layer, the outer surface parcel of inner protective layer has the insulating layer, the outer. The cable aims at solving the problems that the cable matched with the top driving device in the prior art is poor in tensile bending property and easy to damage, so that the service life of the cable is greatly reduced, and the cable is high in financial loss due to long-time use and replacement.

As an optimized scheme of the utility model, every group the inner core main part comprises three core silk, and three core silk is heliciform fixed connection.

As an optimal scheme of the utility model, it is equipped with six to strengthen the sinle silk, and six strengthen sinle silk evenly distributed and weave the in situ.

As an optimized scheme of the utility model, be equipped with two enhancement silks, two in the connecting block the surface of enhancement silk all is fixed in the connecting block.

As an optimized scheme of the utility model, bond through the nanometer glue between anti-pressure layer and the insulating layer, bond through the nanometer glue between insulating layer and the insulating layer.

As a preferred scheme of the utility model, two the front end of inner core main part and antitorque layer all runs through the front end of cable main part and outwards extends.

Compared with the prior art, the beneficial effects of the utility model are that:

1. constitute by three core silk through two inner core main parts in this scheme, three core silk is heliciform fixed connection, and the inner core main part surface all wraps up some antitorque layers, and the surface parcel on antitorque layer has the weaving layer for weave the in situ for the bundle hank adds to weave the integrated configuration, and the centre layer is the bundle hank structure, and the outer structure of weaving has improved the anti bending property of cable, makes the cable not fragile.

2. Through the reinforcement wire and the enhancement sinle silk that are equipped with in this scheme for the cable main part is when carrying out the bending, and difficult rupture damages, makes the life greatly increased of cable main part, thereby is difficult for often changing, reduces financial resources consumption.

3. Through antitorque layer and the resistance to compression layer that is equipped with in this scheme for the compressive property of cable main part is better, and distortion performance greatly increased simultaneously makes cable main part not fragile when bending or pressure extrusion, and the practicality is extremely strong, makes cable main part can be applicable to wider field in this device.

4. Be equipped with insulating layer and insulating layer in this scheme through the cable main part for the insulation and the heat-proof quality of this device are better, and the security is higher when making it reuse, are difficult for causing the damage because the high temperature.

Drawings

The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:

FIG. 1 is a main sectional view of the present invention;

FIG. 2 is a side cross-sectional view of the present invention;

fig. 3 is a perspective view of the present invention.

In the figure: 1-a cable body; 2-a pressure resistant layer; 3-an insulating layer; 4-a heat insulation layer; 5-an inner core main body; 6-reinforcing the wire core; 7-weaving layer; 8-connecting blocks; 9-reinforcing wires; 10-an inner protective layer; 11-a conductor; 12-a protective layer; 13-anti-torsion layer.

Detailed Description

The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.

Example 1

Referring to fig. 1-3, the present invention provides the following technical solutions:

the utility model provides a top is tensile crooked cable for drive arrangement, including cable main part 1, be equipped with two sets of inner core main parts 5 in the cable main part 1, the surface of two sets of inner core main parts 5 all wraps up antitorque layer 13, the outer fixed surface who is located antitorque layer 13 of upside is connected with weaving layer 7, be equipped with a plurality of enhancement sinle silk 6 in the weaving layer 7, the outer fixed surface who is located antitorque layer 13 of downside is connected with protective layer 12, the outer fixed surface of protective layer 12 is connected with conductor 11, fixedly connected with connecting block 8 between weaving layer 7 and the conductor 11, the outer surface parcel of weaving layer 7 and conductor 11 has inner protective layer 10, the outer surface parcel of inner protective layer 10 has insulating layer 4, the outer surface parcel of insulating layer 4.

In the embodiment of the utility model, in the device, the cable main body 1 plays the role of electric energy or signal transmission, the compression resistant layer 2 plays the role of compression resistance, so that the outer surface of the cable main body 1 is not easy to damage the cable main body 1 when being extruded by pressure, the insulating layer 3 plays the role of insulation, so that the device is safer when in use, the heat insulating layer 4 plays the role of heat insulation, so that the inner part of the cable main body 1 is not easy to damage due to overhigh temperature, the reinforced wire core 6 plays the role of stabilizing the inner core main body 5, the outer surface of the inner core main body 5 is more stable by the braided layer 7, the braided layer 7 is internally provided with a bundle-twisted and braided combined structure, the central layer is of a bundle-twisted structure, the outer layer is of a braided structure, the bending resistance of the cable is improved, so that the cable is not easy to damage, the connecting block, the reinforcing wire 9 plays and makes connecting block 8 more firm, thereby it is firm to make to connect between two inner core main parts 5, make cable main part 1 bending property more excellent simultaneously, inner protective layer 10 plays the effect of protection conductor 11 and inner core main part 5, conductor 11 plays the effect of conduction, protective layer 12 plays the effect of keeping apart between inner core main part 5 and the conductor 11, antitorque layer 13 plays the effect of protection inner core main part 5, this device makes cable main part 1 when using, it is when receiving external force extrusion, it is not fragile, resistance to compression and antitorque ability greatly increased, make cable main part 1's bending property better, thereby make cable main part 1 life greatly increased, difficult frequent change, reduce financial resources consumption, the effect is better when cooperation top drive arrangement uses.

Specifically, referring to fig. 1, each group of inner core main bodies 5 is composed of three core wires, and the three core wires are fixedly connected in a spiral shape.

In this embodiment: this device passes through inner core main part 5 and comprises three core silk, and three core silk is heliciform fixed connection's setting for inner core main part 5 is not fragile, and is more firm, crooked and compressive property greatly increased.

Specifically, referring to fig. 1, six reinforcing wire cores 6 are provided, and the six reinforcing wire cores 6 are uniformly distributed in the woven layer 7.

In this embodiment: this device is equipped with six through strengthening sinle silk 6, and six strengthen setting that sinle silk 6 evenly distributed was in weaving layer 7 for when this device was crooked, inner core main part 5 was not fragile, life greatly increased.

Specifically referring to fig. 1, two reinforcing wires 9 are arranged in the connecting block 8, and the outer surfaces of the two reinforcing wires 9 are fixed in the connecting block 8.

In this embodiment: this device is equipped with two reinforcing wires 9 in through connecting block 8, and the surface of two reinforcing wires 9 all is fixed in connecting block 8.

Specifically, the compression-resistant layer 2 and the insulating layer 3 are bonded by a nano-glue, and the insulating layer 3 and the heat-insulating layer 4 are bonded by a nano-glue, which is not shown in the figure.

In this embodiment: this device bonds through the nanometer glue between anti-compression layer 2 and insulating layer 3, through the setting that the nanometer glue bonds between insulating layer 3 and the insulating layer 4 for it is more firm to connect between anti-compression layer 2, insulating layer 3 and the insulating layer 4, is difficult for droing.

Referring to fig. 3, the two core bodies 5 and the front end of the anti-twisting layer 13 extend through the front end of the cable body 1.

In this embodiment: this device all runs through the front end of cable main part 1 and outwards extends through the front end of two inner core main parts 5 and antitorque layer 13 for this device is convenient for install, the simple operation.

The utility model discloses a theory of operation and use flow: in the device, the two inner core main bodies 5 are respectively composed of three core wires which are fixedly connected in a spiral shape, the outer surfaces of the inner core main bodies 5 are respectively wrapped with the anti-torsion layers 13, the outer surfaces of the anti-torsion layers 13 are wrapped with the weaving layers 7, the weaving layers 7 are internally provided with a bundle twisting and weaving combined structure, the central layer is of a bundle twisting structure, the outer layers are of weaving structures, the bending resistance of the cable is improved, and the cable is not easy to damage; meanwhile, the cable main body 1 is not easy to break and damage when being bent through the arranged reinforcing wires 9 and the reinforcing wire cores 6, so that the service life of the cable main body 1 is greatly prolonged, frequent replacement is not easy, and financial consumption is reduced; because the pressure-resistant layer 2, the insulating layer 3 and the heat-insulating layer 4 are arranged in the cable main body 1, the cable main body 1 is not easily damaged when the outer surface of the cable main body 1 is extruded by pressure, and meanwhile, the insulating effect and the heat-insulating property are good; this device makes cable main part 1 when using, and it is when receiving external force extrusion, and is not fragile, resistance to compression and antitorque distortion ability greatly increased for cable main part 1's bending property is better, thereby makes cable main part 1 life greatly increased, is difficult for often changing, reduces financial resources consumption, and the effect is better when cooperation top drive arrangement uses, and can be applicable to more extensive field.

Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.

Claims (6)

1. A tension bend cable for a top drive assembly, comprising: the cable comprises a cable main body (1), wherein two groups of inner core main bodies (5) are arranged in the cable main body (1), the surfaces of the two groups of inner core main bodies (5) are all wrapped by an anti-torsion layer (13), the outer surface of the anti-torsion layer (13) positioned on the upper side is fixedly connected with a weaving layer (7), a plurality of reinforcing wire cores (6) are arranged in the weaving layer (7), the outer surface of the anti-torsion layer (13) positioned on the lower side is fixedly connected with a protective layer (12), the outer surface of the protective layer (12) is fixedly connected with a conductor (11), a connecting block (8) is fixedly connected between the weaving layer (7) and the conductor (11), the outer surfaces of the weaving layer (7) and the conductor (11) are wrapped by an inner protective layer (10), the outer surface of the inner protective layer (10) is wrapped, the outer surface of the insulating layer (3) is wrapped with the pressure-resistant layer (2).

2. A tension bend cable for a top drive apparatus as claimed in claim 1, wherein: each group of inner core main bodies (5) consists of three core wires which are fixedly connected in a spiral shape.

3. A tension bend cable for a top drive apparatus as claimed in claim 2, wherein: six reinforcing wire cores (6) are arranged and uniformly distributed in the weaving layer (7).

4. A tension bend cable for a top drive apparatus as claimed in claim 3, wherein: be equipped with two reinforcing wires (9) in connecting block (8), two the surface of reinforcing wire (9) all is fixed in connecting block (8).

5. A tension bend cable for a top drive apparatus as claimed in claim 4, wherein: the pressure-resistant layer (2) is bonded with the insulating layer (3) through a nano glue, and the insulating layer (3) is bonded with the heat-insulating layer (4) through a nano glue.

6. A stretch bending cable for a top drive apparatus according to claim 5, wherein: the front ends of the two inner core main bodies (5) and the anti-torsion layer (13) penetrate through the front end of the cable main body (1) and extend outwards.

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