CN115513738B

CN115513738B - Aramid fiber woven flame-retardant low-temperature rubber vulcanization top drive special cable

Info

Publication number: CN115513738B
Application number: CN202211465335.1A
Authority: CN
Inventors: 宫小营; 宫小艳
Original assignee: Hengshui Huiya Petroleum Machinery Co ltd
Current assignee: Hengshui Huiya Petroleum Machinery Co ltd
Priority date: 2022-11-22
Filing date: 2022-11-22
Publication date: 2023-03-07
Anticipated expiration: 2042-11-22
Also published as: CN115513738A

Abstract

The invention discloses an aramid fiber woven flame-retardant low-temperature rubber vulcanized top drive special cable which comprises a cable, wherein an outer coating layer is arranged at the right end of the cable, a plurality of groups of inner cores are arranged at the right end of the outer coating layer, subsequent structures are connected in a split mode through the inner cores, split connecting modules are arranged at the connecting positions of the outer coating layer and the inner cores, the direction of the inner cores is adjusted through the split connecting modules, an inner core joint module is arranged at the outer end of the inner cores, and an external connecting wire is fixedly installed at the tail end of the outer sides of the inner core joint modules. According to the invention, the rotation of the inner core and the connector is realized through the structural design of the rotating block, the bending of the cable is realized, and the use convenience is improved; realize the injecing to the external connection position through fixing a position protruding upper end with external connection slidable mounting under, screw through the locking bolt and come the position of external connection to injecing, realize the quick location to the multiunit external connection to guarantee the precision of location installation.

Description

Aramid fiber woven flame-retardant low-temperature rubber vulcanization top drive special cable

Technical Field

The invention relates to the field of cables, in particular to a special cable for aramid fiber woven flame-retardant low-temperature rubber vulcanization top drive.

Background

The top drive technology is one of several major changes (hydraulic disc brake, hydraulic drilling pump, alternating current variable frequency drive, etc.) since the advent of rotary table drilling machine. The drilling rod can be directly rotated from the upper space of the derrick and fed downwards along a special guide rail, so that various drilling operations such as rotary drilling of the drilling rod, circulating of drilling fluid, connection of an upright column, screwing-on and screwing-off, back reaming and the like are completed.

The wire and cable is used for transmitting electric (magnetic) energy, information and wire products for realizing electromagnetic energy conversion. A broad range of wire and cable, also referred to as simply cable, and a narrow range of cable refers to insulated cable, which can be defined as: an aggregate consisting of; one or more insulated wire cores, and their respective possible coatings, total protective layers and outer jackets, the cable may also have additional conductors without insulation.

In the process of designing the cable, the inventor of the application finds that the technology at least has the following technical problems:

1. the existing top drive cable applied to top drive is a composite structure consisting of a plurality of cables, the cables have a functional scene needing to be bent in the use process, and the existing cable is high in hardness and cannot be bent well, so that the use is inconvenient;

2. the follow-up main part connection structure that needs the cable of top drive equipment comes to be connected with the equipment of components of a whole that can function independently, and traditional cable does not have the design to have a coupling mechanism, connects on the spot, needs professional instrument to the efficiency ratio of connecting is lower, and the precision of connecting is difficult to guarantee yet.

Disclosure of Invention

The invention mainly aims to provide a special cable for aramid fiber woven flame-retardant low-temperature rubber vulcanization top drive, which can effectively solve the problems in the background technology.

In order to achieve the purpose, the invention adopts the technical scheme that:

the utility model provides an aramid fiber weaves fire-retardant low temperature rubber vulcanization top drive private cable, includes:

the right end of the cable is provided with an outer coating layer, the right end of the outer coating layer is provided with a plurality of groups of inner cores, the inner cores are used for separately connecting the subsequent structures,

the connection position of the outer cladding layer and the inner core is provided with a split connection module, the direction of the inner core is adjusted through the split connection module,

the inner core outer end is provided with the inner core and connects the module, and the terminal fixed mounting in inner core joint module outside has the external connection, realizes the installation to cable main part and components of a whole that can function independently pencil.

Preferably, the components of a whole that can function independently linking module is provided with a plurality of groups of connectors including insulating filling layer, and the turning block is installed to the connector right-hand member, and the turning block right-hand member rotates and installs the inner core, comes inner core and connector to rotate through the turning block and is connected, realizes the crooked to the cable, promotes the convenience of using.

Preferably, the inner core joint module is including the splice box, and the splice box is hollow drum structure, and the splice box left side is provided with the inner core, and the splice box inboard is provided with the joint groove, and the inner core passes the left side wall and the joint groove of splice box and carries out fixed connection, is provided with the external connection in the splice box right side, and the splice box below is provided with down the location arch, and lower location arch is the circular arc arch, and the corresponding position of external connection is provided with the circular arc recess, and external connection slidable mounting is in the protruding upper end of location down.

Preferably, the joint groove is the accepting recess of C type, fixes a position the external connection line male installation depth in the joint groove, and the adapter frame upper end is rotated and is installed the locking bolt, and the position of external connection line is injectd in the adapter frame after the locking bolt is screwed, realizes fixing a position the fast of multiunit external connection line to guarantee the precision of location installation.

Preferably, an anti-magnetization layer and a fireproof layer are arranged between the inner side of the outer cladding layer and the outer side of the split connection module.

Preferably, prevent that the magnetic layer adopts aramid fiber's weaving layer, plays good fire prevention effect, prevent that the spiral winding of magnetic layer outside has the flame retardant coating on aluminium foil layer, realize inside and outside electrostatic protection, stability when effectual promotion cable internal signal transmits reduces the influence that outside static caused internal signal.

Preferably, antimagnetic layer outside both sides are provided with the locating piece, and the locating piece joint is injectd the position of flame retardant coating in the outer cladding layer inboard that corresponds, promotes the stability of installation, avoids the flame retardant coating to appear not hard up when rotating in the middle part of the outer cladding layer.

Preferably, the cable left side is provided with the cable connector, and the cable connector outside is provided with outer anti-skidding line structure, and the cable node position that is convenient for come long distance transport through the exterior structure of cable is retrained and is fixed.

Preferably, the cable surface is provided with the side fixing plate, and the side fixing plate is the structural plane of crosscut, and the certain planar structure of surface formation reads through the key information that needs to be used at the side fixing plate external fixation data plate with the position model and the cable maintenance of the connection of cable, and the convenience of use is promoted in accurate differentiation when the multiunit cable maintenance of being convenient for.

Preferably, components of a whole that can function independently linking module middle part both sides are provided with the drainage layer, and the drainage layer set up the purpose when receiving the thunderbolt, derive outside high-pressure thunder and lightning through the drainage layer to this lightning protection causes the damage to the cable and causes the damage to the equipment of cable termination connection, and insulating bakelite is chooseed for use to pack material in the components of a whole that can function independently linking module in addition, separates the inner core of multiunit and outside environment, promotes the insulating ability of cable.

Compared with the prior art, the invention has the following beneficial effects:

1. the cable has the function scene that needs to carry out the bending in the use, and present cable hardness is big, can't realize fine bending, and it is comparatively inconvenient when leading to the use, and the structural design through the turning block realizes the rotation of inner core and connector, realizes the crooked of promotion use to the bending of cable.

2. The lower positioning bulge is an arc bulge, the corresponding position of the external connection is provided with an arc groove, the external connection is slidably mounted at the upper end of the lower positioning bulge, the position of the external connection is limited by screwing the locking bolt, and the quick positioning of multiple groups of external connections is realized, so that the positioning and mounting precision is ensured.

3. The data plate is fixed on the outer surface of the side fixing plate to read the connection position type of the cable and key information required to be used for cable maintenance, so that accurate distinguishing is facilitated during maintenance of a plurality of groups of cables, and the use convenience is improved; derive outside high-pressure thunder and lightning through the layer of leaking to this lightning protection causes the damage to the cable and causes the damage to the equipment of cable termination connection, wherein prevent the magnetic layer and adopt aramid fiber's weaving layer, play good fire prevention effect, the fire prevention adopts the aluminium foil layer to realize winding the cladding of preventing the magnetic layer with spiral winding's mode, realize inside and outside electrostatic protection, stability when effectual promotion cable internal signal transmits, reduce outside static and cause the influence of internal signal.

4. The position that comes the flame retardant coating installation in the outer coating through the locating piece is injectd, promotes the stability of installation, avoids the flame retardant coating not hard up to appear when rotating at the outer coating middle part.

Drawings

FIG. 1 is a three-dimensional structure diagram of a cable dedicated for aramid fiber woven flame-retardant low-temperature rubber vulcanization top drive of the invention;

FIG. 2 is a front view structural drawing of the aramid fiber woven flame-retardant low-temperature rubber vulcanized top drive dedicated cable of the invention;

FIG. 3 is a side view structural diagram of the aramid fiber woven flame-retardant low-temperature rubber vulcanized top drive dedicated cable of the invention;

FIG. 4 is a front cross-sectional view of a split connection module in a cable dedicated for aramid fiber woven flame-retardant low-temperature rubber vulcanization top drive of the invention;

FIG. 5 is a front cross-sectional structure view of an inner core joint module in the cable special for aramid fiber woven flame-retardant low-temperature rubber vulcanization top drive of the invention;

fig. 6 is a side view structural diagram of a connecting frame in the aramid fiber woven flame-retardant low-temperature rubber vulcanized top drive dedicated cable of the invention.

In the figure: 1. a cable; 2. an outer cladding layer; 3. an inner core; 4. a cable connector; 5. a side fixing plate; 6. a split connection module; 61. an insulating filling layer; 62. a connector; 63. rotating the block; 7. an inner core joint module; 71. a connecting frame; 72. a clamping groove; 73. a lower positioning boss; 74. locking the bolt; 8. a drainage layer; 9. external connection; 10. a fire-resistant layer; 11. an anti-magnetization layer; 12. and (5) positioning the blocks.

Detailed Description

The present invention will be described in further detail with reference to the accompanying drawings.

In which like parts are designated by like reference numerals. It should be noted that the terms "front," "back," "left," "right," "upper" and "lower" used in the following description refer to directions in the drawings, and the terms "bottom" and "top," "inner" and "outer" refer to directions toward and away from, respectively, the geometric center of a particular component.

Example 1

Referring to fig. 1-3, a special cable for aramid fiber woven flame-retardant low-temperature rubber vulcanization top drive comprises: the cable comprises a cable 1, wherein the right end of the cable 1 is provided with an outer coating layer 2, the right end of the outer coating layer 2 is provided with a plurality of groups of inner cores 3, the inner cores 3 are used for separately connecting subsequent structures,

the top drive cable applied to the top drive at present is a composite structure consisting of a plurality of cables, and the cables have a functional scene needing to be bent in the use process, but the cable has high hardness and cannot be bent at present, so that the use is inconvenient,

the left side of the cable 1 is provided with a cable connecting port 4, the outer side of the cable connecting port 4 is provided with an outer anti-skidding line structure, so that the position of a cable node which is transported in a long distance can be restrained and fixed through the outer structure of the cable,

the side fixing plate 5 is arranged on the surface of the cable 1, the side fixing plate 5 is a crosscut structural surface, the position and the type of the connection of the cable and key information required by the cable maintenance are read by fixing a nameplate on the outer surface of the side fixing plate 5, so that the accurate distinguishing during the maintenance of a plurality of groups of cables is facilitated, the use convenience is improved,

the split connection module 6 is characterized in that the two sides of the middle part of the split connection module 6 are provided with the drainage layers 8, the drainage layers 8 are arranged to lead out external high-voltage lightning through the drainage layers 8 when the cable is struck by lightning, so that the cable and equipment connected with a cable terminal are damaged by lightning, in addition, the split connection module 6 is filled with insulating bakelite which is used as a filling material to separate a plurality of groups of inner cores 3 from the external environment, and the insulating capability of the cable is improved;

an anti-magnetization layer 11 and a fire-proof layer 10 are arranged between the inner side of the outer covering layer 2 and the outer side of the split connection module 6, wherein the anti-magnetization layer 11 adopts a woven layer of aramid fiber to play a good fire-proof role, the fire-proof layer 10 wrapped with an aluminum foil layer is spirally wound on the outer side of the anti-magnetization layer 11 to realize internal and external static protection, effectively improve the stability of the cable during internal signal transmission, reduce the influence of internal signals caused by external static electricity,

the utility model discloses a fire-proof coating 10, including anti-magnetization layer 11, locating piece 12 joint is injectd the position of fire-proof layer 10 in the outer cladding layer 2 inboard that corresponds, promotes the stability of installation, avoids the fire-proof layer 10 to appear not hard up when rotating in outer cladding layer 2 middle part.

Example 2

Compared to example 1, the following differences are also present: the connecting position of the outer cladding layer 2 and the inner core 3 is provided with a split connecting module 6, the direction of the inner core 3 is adjusted through the split connecting module 6,

as shown in fig. 4, the split connection module 6 includes an insulating filling layer 61, the insulating filling layer 61 is provided with a plurality of groups of connectors 62, a rotating block 63 is installed at the right end of the connectors 62, the inner core 3 is installed at the right end of the rotating block 63 in a rotating manner, the inner core 3 and the connectors 62 are connected in a rotating manner through the rotating block 62, the bending of the cable is achieved, and the use convenience is improved.

An inner core joint module 7 is arranged at the outer end of the inner core 3, an external connecting wire 9 is fixedly installed at the tail end of the outer side of the inner core joint module 7, and installation of the cable main body and the split wire harness is achieved.

Example 3

Compared to example 2, the following differences are also present: as shown in fig. 5-6, the inner core joint module 7 includes a connecting frame 71, the connecting frame 71 is a hollow cylinder structure, the inner core 3 is disposed on the left side of the connecting frame 71, a clamping groove 72 is disposed on the inner side of the connecting frame 71, the inner core 3 passes through the left side wall of the connecting frame 71 and is fixedly connected with the clamping groove 72, an outer wire 9 is disposed in the right side of the connecting frame 71, a lower positioning protrusion 73 is disposed below the connecting frame 71, the lower positioning protrusion 73 is an arc protrusion, an arc groove is disposed at a position corresponding to the outer wire 9, the outer wire 9 is slidably mounted on the upper end of the lower positioning protrusion 73,

the joint groove 72 is a C-shaped bearing groove to position the installation depth of the external connecting wire 9 inserted into the joint groove 72, the upper end of the connecting frame 71 is rotatably provided with the locking bolt 74, the position of the external connecting wire 9 is limited in the connecting frame 71 after the locking bolt 74 is screwed, rapid positioning of multiple groups of external connecting wires 9 is achieved, and therefore the positioning and installation accuracy is guaranteed.

The foregoing shows and describes the general principles and broad features of the present invention and advantages thereof. It will be understood by those skilled in the art that the present invention is not limited to the embodiments described above, which are described in the specification and illustrated only to illustrate the principle of the present invention, but that various changes and modifications may be made therein without departing from the spirit and scope of the present invention, which fall within the scope of the invention as claimed. The scope of the invention is defined by the appended claims and equivalents thereof.

Claims

1. The utility model provides an aramid fiber weaves fire-retardant low temperature rubber vulcanization top drive private cable which characterized in that includes:

the cable comprises a cable (1), wherein an outer coating layer (2) is arranged at the right end of the cable (1), a plurality of groups of inner cores (3) are arranged at the right end of the outer coating layer (2), subsequent structures are connected in a split manner through the inner cores (3), a split connection module (6) is arranged at the connection position of the outer coating layer (2) and the inner cores (3), the direction of the inner cores (3) is adjusted through the split connection module (6), an inner core joint module (7) is arranged at the outer end of the inner cores (3), and the inner cores (3) and an external connecting wire (9) are fixedly installed through the inner core joint module (7),

components of a whole that can function independently linking module (6) is including insulating filling layer (61), insulating filling layer (61) are provided with a plurality of connector (62) of group, turning block (63) are installed to connector (62) right-hand member, turning block (63) right-hand member rotates and installs inner core (3), realizes the rotation of inner core (3) and connector (62) through the structure of turning block (63).

2. The aramid fiber woven flame-retardant low-temperature rubber vulcanization top drive special cable according to claim 1, characterized in that: inner core joint module (7) are including connection frame (71), connection frame (71) are hollow drum structure, connection frame (71) left side is provided with inner core (3), connection frame (71) inboard is provided with joint groove (72), inner core (3) are passed the left side wall and the joint groove (72) of connection frame (71) and are carried out fixed connection, be provided with external connection (9) in connection frame (71) right side, connection frame (71) below is provided with down location arch (73), location arch (73) are the circular arc arch down, the corresponding position of external connection (9) is provided with the circular arc recess, realizes the injecing to external connection (9) position through with external connection (9) slidable mounting in location arch (73) upper end down.

3. The aramid fiber woven flame-retardant low-temperature rubber vulcanized top drive special cable as claimed in claim 1, characterized in that: the joint groove (72) is a C-shaped bearing groove, the upper end of the connecting frame (71) is rotatably provided with a locking bolt (74), and the position of an external connecting wire (9) is limited by screwing the locking bolt (74).

4. The aramid fiber woven flame-retardant low-temperature rubber vulcanization top drive special cable according to claim 1, characterized in that: and a magnetization prevention layer (11) and a fire-proof layer (10) are arranged between the inner side of the outer coating layer (2) and the outer side of the split connection module (6).

5. The aramid fiber woven flame-retardant low-temperature rubber vulcanization top drive special cable as claimed in claim 4, characterized in that: the anti-magnetization layer (11) is a woven layer made of aramid fibers, and the fireproof layer (10) is formed by wrapping and winding the anti-magnetization layer (11) in a spiral winding mode through an aluminum foil layer.

6. The aramid fiber woven flame-retardant low-temperature rubber vulcanization top drive special cable as claimed in claim 5, characterized in that: positioning blocks (12) are arranged on two outer sides of the anti-magnetization layer (11), and the installation position of the fire-proof layer (10) in the outer coating layer (2) is limited through the positioning blocks (12).

7. The aramid fiber woven flame-retardant low-temperature rubber vulcanized top drive special cable as claimed in claim 1, characterized in that: the cable is characterized in that a cable connecting port (4) is arranged on the left side of the cable (1), and an outer anti-slip texture structure is arranged on the outer side of the cable connecting port (4).

8. The aramid fiber woven flame-retardant low-temperature rubber vulcanization top drive special cable according to claim 1, characterized in that: the cable (1) surface is provided with side fixed plate (5), side fixed plate (5) are the structure face of crosscut.

9. The aramid fiber woven flame-retardant low-temperature rubber vulcanization top drive special cable according to claim 1, characterized in that: and the two sides of the middle part of the split connecting module (6) are provided with the drainage layers (8), and the filling material in the split connecting module (6) is insulating bakelite.