CN111540526A

CN111540526A - Oil-resistant cable special for oil platform

Info

Publication number: CN111540526A
Application number: CN202010362432.2A
Authority: CN
Inventors: 韩俊宝; 夏候东; 宰学龙; 周俊; 徐晓丽; 朱元忠; 陈安鹏; 陶恒莹; 郑斌; 朱道进
Original assignee: Anhui Cable Co Ltd
Current assignee: Anhui Cable Co Ltd
Priority date: 2020-04-30
Filing date: 2020-04-30
Publication date: 2020-08-14
Anticipated expiration: 2040-04-30
Also published as: CN111540526B

Abstract

The invention relates to the technical field of cables and discloses an oil-resistant cable special for an oil platform, which comprises a first conductor, wherein a plurality of second conductors are uniformly arranged outside the first conductor in an annular shape at equal intervals, insulating layers are arranged outside the first conductor and the second conductors, inner sheath layers are wrapped outside the first conductor and the second conductors, a flame-retardant layer is arranged outside the inner sheath layers, an oil-resistant layer is arranged on the flame-retardant layer, fillers are filled between the inner sheath layers and the first conductor and between the inner sheath layers and the second conductor, a fixing ring is fixedly sleeved outside the oil-resistant layer, and fixing grooves are symmetrically formed in the annular side wall of the fixing ring. This special oil resistance cable of oil platform, the parcel layer with the cable wiring end that can be convenient removes, and the operation is convenient, does benefit to the wiring of cable, avoids tools such as manual operation pliers to cut the conductor outer surface and causes the conductor to damage.

Description

Oil-resistant cable special for oil platform

Technical Field

The invention relates to the technical field of cables, in particular to an oil-resistant cable special for an oil platform.

Background

With the continuous development of offshore oil exploitation technology in China, the demand of cables for offshore oil platforms is increasing year by year. The offshore oil exploitation industry in China is rapidly developed, so that the development of the matched electrical industry, particularly the development of the wire and cable industry, is promoted, wherein an oil platform and a cable for a ship become an important branch. Because the oil platform cable is used for high-power transmission and electric control devices of offshore and land mobile oil drilling and offshore ship fixed platforms, the oil platform cable is mainly used outdoors in addition to original use functions and occasions, and because the oil platform has a complex structure, is dense in personnel, contains a large amount of combustible substances, contains a large amount of motor equipment, has large power consumption and is relatively isolated, once a fire disaster occurs, personnel escape is difficult, rescue difficulty is large, and serious casualties and economic losses are inevitably caused. The cable is corroded by slurry or oil sludge on an oil platform for a long time, so that the aging of the sheath is accelerated, the mechanical properties, flame retardance, corrosion resistance and other properties of the cable are reduced, and the service life of the cable is shortened. But the special oil resistance cable of current oil platform still need to use tools such as pliers to cut the outer parcel layer of conductor by the manual work when the wiring, and the operation is comparatively inconvenient, is unfavorable for the wiring of cable, and when removing the parcel layer, cuts the conductor outer surface easily and causes the conductor to damage.

Disclosure of Invention

Technical problem to be solved

Aiming at the defects of the prior art, the invention provides the oil-resistant cable special for the oil platform, which has the advantages that tools are not needed, the wrapping layer of the cable wiring end can be conveniently removed, the wiring of the cable is facilitated, and the problems that the wrapping layer of the cable needs to be manually cut off by using tools such as pliers and the like, and the conductor is easily cut on the outer surface of the conductor to cause the damage of the conductor are solved.

(II) technical scheme

In order to realize the purposes of conveniently removing a wrapping layer of a cable wiring end without using tools and facilitating the wiring of a cable, the invention provides the following technical scheme: the oil-resistant cable special for the oil platform comprises a first conductor, wherein a plurality of second conductors are arranged outside the first conductor in an annular uniform equidistance manner, insulating layers are arranged outside the first conductor and the second conductors, an inner sheath layer is wrapped outside the first conductor and the plurality of second conductors, a flame-retardant layer is arranged outside the inner sheath layer, an oil-resistant layer is arranged outside the flame-retardant layer, filling bodies are filled between the inner sheath layer and the first conductor and the second conductors, a fixing ring is fixedly sleeved outside the oil-resistant layer, fixing grooves are symmetrically formed in the annular side wall of the fixing ring, a fixing cover is slidably connected outside the fixing ring, a fixing hole is formed in the position, corresponding to the fixing grooves, of the fixing cover, an inserting rod is slidably connected in the fixing hole and the fixing grooves together, a spring is fixedly connected on the outer annular side wall of the fixing cover symmetrically, and a pulling plate is fixedly connected to the other end of, the one end that first conductor was kept away from to the inserted bar passes fixed orifices and spring and outwards extends, and fixed connection is on the arm-tie, the one end intercommunication that resistant oil reservoir was kept away from to fixed lid has one end open-ended sleeve, the one end at the cable is established to the sleeve cover.

Preferably, the movable groove has been seted up to one side that the second conductor was kept away from to the sleeve, the inslot symmetry sliding connection that moves about has the movable block, be equipped with the screw hole in the movable block, it is connected with the threaded rod to rotate through two bearings on the cell wall that the movable groove is in opposite directions, be equipped with opposite direction's screw thread about first conductor symmetry on the threaded rod, be located same two movable block symmetry threaded connection in the movable groove are on the threaded rod, the one end that the second conductor was kept away from to the movable block passes movable groove notch and outwards extends, and fixedly connected with splint.

Preferably, a buffer chamber has all been seted up between first conductor and every second conductor, the curved backing sheet of the outer fixedly connected with of insulating layer of second conductor, the opposite side fixedly connected with bracing piece of backing sheet, the one end fixed connection who endures the oil reservoir is kept away from to the bracing piece is on the outer annular lateral wall of insulating layer of first conductor.

Preferably, be equipped with seal ring in the fixed lid, one side fixedly connected with clamping ring that solid fixed ring is close to the fixed lid, the clamping ring cover is established outside the oil-proof layer.

Preferably, two be the even equidistance fixedly connected with a plurality of fixed tooth of rectangle on the splint lateral wall in opposite directions, the bearing is passed and outwards extends to the one end of threaded rod, and fixedly connected with changes the board.

Preferably, the flame-retardant layer is made of an irradiation crosslinking halogen-free low-smoke flame-retardant polyolefin material, and the insulating layer is made of an ethylene propylene rubber material.

Preferably, the support rod is symmetrically and fixedly connected with reinforcing rods, the other end of each reinforcing rod is fixedly connected with a connecting rod which is obliquely arranged, two ends of each connecting rod are respectively and fixedly connected to the filling body and the support sheet, the support rod, the reinforcing rods and the connecting rods are all made of elastic materials.

(III) advantageous effects

Compared with the prior art, the invention provides the oil-resistant cable special for the oil platform, which has the following beneficial effects:

1. this special oil resistance cable of oil platform, through setting up first conductor, the second conductor, the insulating layer, the inner sheath layer, fire-retardant layer, resistant oil reservoir, the obturator, solid fixed ring, the fixed slot, fixed cover, the fixed orifices, the inserted bar, a spring, arm-tie and sleeve, when this cable connection, dismantle the sleeve of cable connection end, two arm-ties of outside pulling, drive the inserted bar motion, make the spring stretched, the end of inserting of inserted bar breaks away from in the fixed slot, the pulling sleeve, drive fixed cover and solid fixed ring separation, make not by the inner sheath layer, fire-retardant layer, resistant oil reservoir, the first conductor of part and the second conductor of obturator and insulating layer parcel expose, can be convenient remove the parcel layer of cable connection end, convenient operation, do benefit to the wiring of cable, avoid tools such as manual operation pliers to cut the conductor outer surface and cause the conductor to damage.

2. This special oil resistance cable of oil platform through setting up movable groove, movable block, threaded rod and splint, arranges the side dish both sides of accomodating the reel in with two splint, and the corotation threaded rod drives two movable blocks and is the opposite directions motion in the movable groove for two splint are the opposite directions motion and press from both sides the side dish of pressing from both sides tight accomodating the reel, can accomodate the reel with the terminal fixed mounting of cable on the cable, during the feasible wiring, can be convenient find the cable wiring end.

Drawings

FIG. 1 is a schematic structural diagram of an oil-resistant cable special for an oil platform according to the present invention;

FIG. 2 is a schematic side view of an oil-resistant cable dedicated to an oil platform according to the present invention;

fig. 3 is an enlarged view of a portion a in fig. 2.

In the figure: the cable comprises a first conductor 1, a second conductor 2, an insulating layer 3, an inner sheath layer 4, a flame-retardant layer 5, an oil-resistant layer 6, a filler 7, a fixing ring 8, a fixing groove 9, a fixing cover 10, a fixing hole 11, an inserting rod 12, a spring 13, a pulling plate 14, a sleeve 15, a movable groove 16, a movable block 17, a threaded rod 18, a clamping plate 19, a buffer cavity 20, a supporting sheet 21, a supporting rod 22, a sealing gasket 23, a pressing ring 24, a rotating plate 25, a reinforcing rod 26 and a connecting rod 27.

Detailed Description

The technical solutions in the embodiments of the present invention will be clearly and completely described below with reference to the drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only a part of the embodiments of the present invention, and not all of the embodiments. All other embodiments, which can be derived by a person skilled in the art from the embodiments given herein without making any creative effort, shall fall within the protection scope of the present invention.

Referring to fig. 1-3, an oil-resistant cable dedicated for an oil platform includes a first conductor 1, a plurality of second conductors 2 are uniformly arranged outside the first conductor 1 in an annular shape at equal intervals, insulating layers 3 are arranged outside the first conductor 1 and the second conductors 2, an inner sheath layer 4 is wrapped outside the first conductor 1 and the second conductors 2, a flame retardant layer 5 is arranged outside the inner sheath layer 4, the flame retardant layer 5 is provided with an oil-resistant layer 6, a filler 7 is filled between the inner sheath layer 4 and the first conductor 1 and the second conductors 2, a fixing ring 8 is fixedly sleeved outside the oil-resistant layer 6, fixing grooves 9 are symmetrically arranged on an annular side wall of the fixing ring 8, a fixing cover 10 is slidably connected outside the fixing ring 8, a fixing hole 11 is arranged at a position corresponding to the fixing groove 9 on the fixing cover 10, an inserting rod 12 is slidably connected inside the fixing hole 11 and the fixing groove 9 together, springs 13 are symmetrically and fixedly connected on an outer annular side wall of the fixing cover 10, the other end of the spring 13 is fixedly connected with a pulling plate 14, one end of the inserted bar 12 far away from the first conductor 1 passes through the fixing hole 11 and the spring 13 and extends outwards, and is fixedly connected on a pulling plate 14, one end of the fixed cover 10 far away from the oil-resistant layer 6 is communicated with a sleeve 15 with an opening at one end, the sleeve 15 is sleeved at one end of the cable, when the cable is connected, the sleeve 15 of the cable terminal is detached, the two pulling plates 14 are pulled outwards to drive the inserted rod 12 to move, so that the spring 13 is stretched, the insertion end of the insertion rod 12 is separated from the fixing groove 9, the sleeve 15 is pulled, the fixing cover 10 is driven to be separated from the fixing ring 8, make the part first conductor 1 and the second conductor 2 that are not wrapped up by inner sheath layer 4, fire-retardant layer 5, resistant oil blanket 6, obturator 7 and insulating layer 3 expose, can be convenient remove the parcel layer with the cable wiring end, the operation is convenient, does benefit to the wiring of cable, avoids tools such as manual operation pliers to cut the conductor outer surface and causes the conductor to damage.

A movable groove 16 is arranged on one side of the sleeve 15 far away from the second conductor 2, a movable block 17 is symmetrically and slidably connected in the movable groove 16, a threaded rod 18 is rotatably connected on the opposite groove wall of the movable groove 16 through two bearings, threads with opposite directions are symmetrically arranged on the threaded rod 18 relative to the first conductor 1, two movable blocks 17 in the same movable groove 16 are symmetrically and threadedly connected on the threaded rod 18, one end of each movable block 17 far away from the second conductor 2 penetrates through the notch of the movable groove 16 and extends outwards, a clamping plate 19 is fixedly connected with the movable block 18, the two clamping plates 19 are arranged on two sides of a side plate of the storage reel, the positive rotation threaded rod 18 drives the two movable blocks 17 to oppositely move in the movable groove 16, so that the two clamping plates 19 oppositely move and clamp the side plate of the storage reel, the connecting end of a cable can be fixedly arranged on the storage reel, and during wiring, can be convenient find cable terminal.

Buffer cavity 20 has all been seted up between first conductor 1 and every second conductor 2, the outer 3 outer fixedly connected with curved backing sheets 21 of insulating layer of second conductor 2, backing sheets 21's opposite side fixedly connected with bracing piece 22, the one end fixed connection that resistant oil reservoir 6 was kept away from to bracing piece 22 is on the outer annular lateral wall of insulating layer 3 of first conductor 1, can carry out the support that stabilizes to first conductor 1 and every second conductor 2, and can cushion after the cable surface receives pressure.

Be equipped with seal ring 23 in the fixed lid 10, one side fixedly connected with clamping ring 24 that solid fixed ring 8 is close to fixed lid 10, clamping ring 24 cover is established outside resistant oil reservoir 6, has increased the leakproofness of being connected between fixed lid 10 and the solid fixed ring 8.

Be the even equidistance fixedly connected with a plurality of fixed tooth of rectangle on the lateral wall that two splint 19 are in opposite directions for the centre gripping that splint 19 can stabilize is on the side dish of accomodating the reel, and the bearing is passed and outside extension to the one end of threaded rod 18, and fixedly connected with changes board 25, easily rotates threaded rod 18.

The flame-retardant layer 5 is made of irradiation cross-linking halogen-free low-smoke flame-retardant polyolefin material, and the insulating layer 3 is made of ethylene propylene rubber material.

The bracing piece 22 is gone up symmetrical fixedly connected with stiffener 26, and the other end fixedly connected with of stiffener 26 inclines the connecting rod 27 that sets up, and the both ends of connecting rod 27 are fixed connection respectively on obturator 7 and backing sheet 21, bracing piece 22, stiffener 26 and connecting rod 27 are made by elastic material, set to the bearing structure of umbelliform, can carry out firm support to second conductor 2.

In conclusion, when the oil-resistant cable special for the oil platform is used for wiring, the sleeve 15 of the cable wiring end is detached, the two pulling plates 14 are pulled outwards to drive the inserting rod 12 to move, the spring 13 is stretched, the inserting end of the inserting rod 12 is separated from the fixing groove 9, the sleeve 15 is pulled to drive the fixing cover 10 to be separated from the fixing ring 8, and therefore the part of the first conductor 1 and the part of the second conductor 2 which are not wrapped by the inner sheath layer 4, the flame-retardant layer 5, the oil-resistant layer 6, the filling body 7 and the insulating layer 3 are exposed, the wrapping layer of the cable wiring end can be conveniently removed, operation is convenient, wiring of the cable is facilitated, and damage to the conductors caused by cutting the outer surfaces of the conductors by tools such as manually operated pliers and the; two clamping plates 19 are arranged on two sides of a side plate of the storage reel, and a positive rotation threaded rod 18 drives two movable blocks 17 to move in opposite directions in a movable groove 16, so that the two clamping plates 19 move in opposite directions and clamp the side plate of the storage reel, the terminal of a cable can be fixedly installed on the cable storage reel, and the cable terminal can be conveniently found during wiring.

It is to be noted that the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.

Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.

Claims

1. The utility model provides a special oil resistance cable of oil platform, includes first conductor (1), its characterized in that: the cable is characterized in that a plurality of second conductors (2) are arranged outside the first conductor (1) in an annular uniform and equidistant manner, insulating layers (3) are arranged outside the first conductor (1) and the second conductors (2), inner sheath layers (4) are wrapped outside the first conductor (1) and the plurality of second conductors (2), flame-retardant layers (5) are arranged outside the inner sheath layers (4), oil-resistant layers (6) are arranged on the flame-retardant layers (5), fillers (7) are filled between the inner sheath layers (4) and the first conductor (1) and the second conductor (2), fixing rings (8) are fixedly sleeved outside the oil-resistant layers (6), fixing grooves (9) are symmetrically formed in the annular side walls of the fixing rings (8), fixing covers (10) are connected outside the fixing rings (8) in a sliding manner, fixing holes (11) are formed in the positions, corresponding to the fixing grooves (9), on the fixing covers (10), common sliding connection has inserted bar (12) in fixed orifices (11) and fixed slot (9), symmetry fixedly connected with spring (13) on the outer annular lateral wall of fixed lid (10), other end fixedly connected with arm-tie (14) of spring (13), the one end that first conductor (1) was kept away from in inserted bar (12) passes fixed orifices (11) and spring (13) and outwards extends, and fixed connection is on arm-tie (14), the one end intercommunication that resistant oil reservoir (6) were kept away from in fixed lid (10) has one end open-ended sleeve (15), the one end at the cable is established in sleeve (15) cover.

2. The oil-resistant cable special for the oil platform according to claim 1, wherein: one side that second conductor (2) were kept away from in sleeve (15) has seted up movable groove (16), symmetrical sliding connection has movable block (17) in movable groove (16), be equipped with the screw hole in movable block (17), be connected with threaded rod (18) through two bearing rotations on movable groove (16) the cell wall in opposite directions, be equipped with opposite direction's screw thread about first conductor (1) symmetry on threaded rod (18), be located same two movable block (17) symmetrical threaded connection in movable groove (16) are on threaded rod (18), the one end that second conductor (2) were kept away from in movable block (17) is passed movable groove (16) notch and outwards extends, and fixedly connected with splint (19).

3. The oil-resistant cable special for the oil platform according to claim 1, wherein: buffer chamber (20) have all been seted up between first conductor (1) and every second conductor (2), the outer fixedly connected with curved backing sheet (21) of insulating layer (3) of second conductor (2), opposite side fixedly connected with bracing piece (22) of backing sheet (21), the one end fixed connection of oil resistance layer (6) is kept away from in bracing piece (22) is on the outer annular lateral wall of insulating layer (3) of first conductor (1).

4. The oil-resistant cable special for the oil platform according to claim 1, wherein: be equipped with seal ring (23) in fixed lid (10), one side fixedly connected with clamping ring (24) that solid fixed ring (8) are close to fixed lid (10), clamping ring (24) cover is established outside resistant oil reservoir (6).

5. The oil-resistant cable special for the oil platform according to claim 2, wherein: two be the even equidistance fixedly connected with a plurality of fixed tooth of rectangle on splint (19) lateral wall in opposite directions, the bearing is passed and outwards extends to the one end of threaded rod (18), and fixedly connected with changes board (25).

6. The oil-resistant cable special for the oil platform according to claim 1, wherein: the flame-retardant layer (5) is made of an irradiation crosslinking halogen-free low-smoke flame-retardant polyolefin material, and the insulating layer (3) is made of an ethylene propylene rubber material.

7. The oil-resistant cable special for the oil platform according to claim 3, wherein: the utility model discloses a packing support for the automobile seat, including bracing piece (22), bracing piece (22) go up symmetry fixedly connected with anchor strut (26), the other end fixedly connected with of anchor strut (26) connecting rod (27) that the slope set up, the both ends of connecting rod (27) are fixed connection respectively on obturator (7) and backing sheet (21), bracing piece (22), anchor strut (26) and connecting rod (27) are made by elastic material.