CN219122987U

CN219122987U - Distributed bundling dynamic submarine cable

Info

Publication number: CN219122987U
Application number: CN202320343807.XU
Authority: CN
Inventors: 肖本国; 黄晓宝; 孙磊; 张驰; 何立群; 唐小龙; 叶青云; 后石; 何冬生
Original assignee: Anhui Guodian Cable Co ltd
Current assignee: Anhui Guodian Cable Co ltd
Priority date: 2023-02-28
Filing date: 2023-02-28
Publication date: 2023-06-02
Anticipated expiration: 2033-02-28

Abstract

The utility model discloses a distributed cluster dynamic submarine cable, which relates to the field of submarine cables and comprises a first cable sleeve, wherein a first guide steel wire is arranged in the middle of the inside of the first cable sleeve, a connecting sleeve is arranged on the outer side wall of the first guide steel wire, the outer side wall of the connecting sleeve is connected with the inner side wall of the first cable sleeve through a polyethylene supporting and dividing sheet, and a wire combing space is formed between the polyethylene supporting and dividing sheet and the inner side wall of the first cable sleeve and the outer side wall of the connecting sleeve. According to the utility model, the cable core can be segmented in the use process through the arranged polyethylene supporting segmentation sheet, and after the cable core is short-circuited, the flame-retardant layer and the flame-retardant filling particles arranged in the comb line space can be used for rapidly retarding flame, so that the problem that the short circuit of the cable core affects other cable cores is avoided, the protection effect of the device is improved, and the practicability is improved.

Description

Distributed bundling dynamic submarine cable

Technical Field

The utility model relates to the field of submarine cables, in particular to a clustered dynamic submarine cable in distributed arrangement.

Background

With the development of deep sea oil gas exploitation and deep and open sea new energy power generation, dynamic submarine cables are increasingly widely applied, wherein the deep sea oil gas exploitation needs to use various underwater oil extraction devices such as underwater christmas tree, underwater manifold, oil extraction electric submersible pump, booster pump and the like, the mechanical devices need the dynamic submarine cables to provide power for the dynamic submarine cables, normal operation of the dynamic submarine cables is guaranteed, in general, a plurality of oil extraction wellhead are arranged in the whole oil extraction area, each wellhead needs an electric submersible pump or booster pump matched with the oil extraction wellhead, a plurality of dynamic cables are required to be arranged in the whole oil extraction area, the more the number of the cables occupy more routing resources, the higher the laying cost is, and the probability of collision damage among the cables is higher, so that a clustered dynamic submarine cable in distributed arrangement is needed.

The utility model provides a distributed bunched dynamic submarine cable in a patent document with a prior art publication number of CN208706279U, and discloses a distributed bunched dynamic submarine cable, which comprises a first cable core and a second cable core, wherein the second cable core is arranged around the first cable core, and an inner sheath, an armor layer and an outer sheath are sequentially arranged around the second cable core from inside to outside; the first cable core comprises a first steel strand and a cable core which is annularly arranged around the first steel strand, and the cable core is wrapped by a first cable wrapping layer; the second cable core comprises a plurality of groups of cable units, each group of cable units comprises 3 cable cores, the cable units are wrapped by a second cable wrapping layer, the adjacent cable units are separated by adopting second steel strands and first PE filling strips, and the cable cores of the second cable core are separated by adopting second PE filling strips. According to the scheme, compared with a conventional structure, the outer diameter of a formed cable is reduced by 10% through the scattered arrangement of the cable cores, the process difficulty of the bundled dynamic cable is reduced, in addition, the tensile resistance and the compressive crushing capacity of the cable are increased by utilizing the steel stranded wires added in the cable forming process, the dynamic effect of an upper floating structure and environmental load can be borne by the cable, but the environment used by the bundled dynamic submarine cable is often submarine, if the device does not have good protective measures in the using process, the problem that the service life of the bundled dynamic submarine cable is poor is caused, and the bundled dynamic submarine cable which is arranged in a scattered manner is urgently needed.

Disclosure of Invention

Based on the above, the utility model aims to provide a distributed bunched dynamic submarine cable so as to solve the problem that the service life of the prior distributed bunched dynamic submarine cable is poor if the device has no good protective measures in the use process when the prior distributed bunched dynamic submarine cable is used.

In order to achieve the above purpose, the present utility model provides the following technical solutions: the utility model provides a dynamic submarine cable tied in a bundle that distributed arrangement, includes first cable pipe box, the inside middle part of first cable pipe box is provided with first direction steel wire, the connection pipe box is installed to the lateral wall of first direction steel wire, the lateral wall of connection pipe box is connected with the inside wall of first cable pipe box through the polyethylene support division piece, all constitute the comb line space between the inside wall of polyethylene support division piece and first cable pipe box and the lateral wall of connection pipe box, the inside in comb line space all is provided with the cable core, the lateral wall bonding of first cable pipe box is provided with the second insulating layer, the lateral wall bonding of second insulating layer is provided with the shielding layer, the lateral wall of shielding layer is provided with the protection subassembly, the lateral wall of protection subassembly is provided with outer wearing layer, the bottom outer wall of outer wearing layer is provided with firm subassembly.

Preferably, the outer side walls of the cable cores are provided with first insulating layers, the outer side walls of the first insulating layers are provided with flame retardant layers, and the interiors of the comb line spaces are provided with flame retardant filling particles.

Preferably, the outer side wall of the first cable sleeve is closely attached to the inner side wall of the second insulating layer, and the outer side wall of the second insulating layer is closely attached to the inner side wall of the shielding layer.

Preferably, the protection subassembly includes damping piece, corrosion-resistant outer tube, stopper and second direction steel wire, the lateral wall equidistant damping piece that is provided with of shielding layer, the lateral wall of damping piece is connected with corrosion-resistant outer tube, the inside of damping piece all is provided with the stopper, equidistant second direction steel wire that is provided with between corrosion-resistant outer tube and the shielding layer.

Preferably, a waterproof tree crosslinked polyethylene filling layer is filled between the corrosion-resistant outer sleeve and the shielding layer, and the outer side wall of the corrosion-resistant outer sleeve is tightly attached to the inner side wall of the outer wear-resistant layer.

Preferably, the firm subassembly is including resistant piece, balancing weight and the bottom wearing layer of gnawing, the bottom outer wall of outer wearing layer is provided with resistant piece of gnawing, the bottom of resistant piece of gnawing is provided with the balancing weight, the lateral wall of balancing weight is provided with the bottom wearing layer.

Preferably, the inner side wall of the gnawing-resistant block is tightly attached to the outer side wall of the outer wear-resistant layer, and the outer side wall of the balancing weight is tightly attached to the inner side wall of the bottom wear-resistant layer.

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

1. according to the utility model, the cable core can be segmented in the use process through the arranged polyethylene supporting segmentation sheet, and after the cable core is short-circuited, the flame-retardant filling particles arranged in the flame-retardant layer and the comb line space can be used for rapidly retarding flame, so that the problem that the short circuit of the cable core affects other cable cores is avoided, the protection effect of the device is improved, and the practicability is improved;

2. the device has the advantages that through the arranged protective component, the damping block, the limiting block and the second guide steel wire are mutually matched in the use process, so that the whole device has stronger toughness, the damage to the device caused by external force can be avoided in the assembly and transportation processes of the device, and the practicability and convenience of the device are improved;

3. the device has good stability in underwater use through the arranged stabilizing component, and has good protection effect through the arranged gnawing-resistant block and the bottom wear-resistant layer, so that the service life of the device is longer.

Drawings

FIG. 1 is a front cross-sectional view of the present utility model;

FIG. 2 is a schematic view of the combined parts of the first cable jacket, the first guide wire, the connecting jacket, the polyethylene support segment, the cable core, the first insulating layer and the flame retardant layer according to the present utility model;

FIG. 3 is a schematic view of the protective assembly of the present utility model;

FIG. 4 is a schematic view of a stabilizing assembly according to the present utility model.

In the figure: 1. a first cable jacket; 2. a first guide wire; 3. a connecting pipe sleeve; 4. a polyethylene supporting segment; 5. a cable core; 6. a first insulating layer; 7. a flame retardant layer; 8. a second insulating layer; 9. a shielding layer; 10. a protective assembly; 1001. a damping block; 1002. a corrosion-resistant outer sleeve; 1003. a limiting block; 1004. a second guide wire; 11. a waterproof tree crosslinked polyethylene filling layer; 12. an outer wear layer; 13. a stabilizing assembly; 1301. the food-resistant block; 1302. balancing weight; 1303. and a bottom wear-resistant layer.

Detailed Description

The technical solutions in the embodiments of the present utility model will be clearly and completely described below with reference to the accompanying drawings in the embodiments of the present utility model. The embodiments described below by referring to the drawings are illustrative only and are not to be construed as limiting the utility model.

Hereinafter, an embodiment of the present utility model will be described in accordance with its entire structure.

Please refer to fig. 1 and 2, a distributed dynamic submarine cable gathers together, including first cable sleeve 1, the inside middle part of first cable sleeve 1 is provided with first guide wire 2, connect sleeve 3 is installed to the lateral wall of first guide wire 2, connect sleeve 3's lateral wall is connected with the inside wall of first cable sleeve 1 through polyethylene support division piece 4, polyethylene support division piece 4 and the inside wall of first cable sleeve 1 and connect sleeve 3, the lateral wall of cable core 5 all is provided with first insulating layer 6, the lateral wall of first insulating layer 6 all is provided with fire-retardant layer 7, the inside in comb line space all is provided with fire-retardant filler particle, the lateral wall of first cable sleeve 1 and the inside wall of second insulating layer 8 closely laminate, the lateral wall of second insulating layer 8 and the inside wall of shielding layer 9 closely laminate, the polyethylene support division piece 4 through setting up, like this can cut apart cable core 5 in the use, and the fire-retardant filler particle that can all set up through fire-retardant layer 7 and the inside in comb line space after the cable core 5 short circuit carries out fast, like this cable core 5 has been prevented the problem that the cable core has improved the practicality, the cable core 5 has been influenced like, the protection effect has been improved.

Referring to fig. 1 and 3, a distributed cluster dynamic submarine cable is disclosed, the outer side wall of a first cable sleeve 1 is adhered with a second insulating layer 8, the outer side wall of the second insulating layer 8 is adhered with a shielding layer 9, the outer side wall of the shielding layer 9 is provided with a protective component 10, the protective component 10 comprises a damping block 1001, a corrosion-resistant outer sleeve 1002, a limiting block 1003 and a second guide steel wire 1004, the outer side wall of the shielding layer 9 is provided with the damping block 1001 at equal intervals, the outer side wall of the damping block 1001 is connected with the corrosion-resistant outer sleeve 1002, the inside of the damping block 1001 is provided with the limiting block 1003, the equal intervals between the corrosion-resistant outer sleeve 1002 and the shielding layer 9 are provided with a second guide steel wire 1004, a waterproof tree crosslinked polyethylene filling layer 11 is filled between the corrosion-resistant outer sleeve 1002 and the shielding layer 9, the outer side wall of the corrosion-resistant outer sleeve 1002 is tightly adhered with the inner side wall of an outer wear layer 12, and the protective component 10 is arranged, so that the whole device has stronger toughness in the use process through the mutual cooperation among the damping block 1001, the limiting block 1003 and the second guide steel wire 1004, the device can be assembled and transported, the practical damage of the device is avoided in the process due to the assembly and the transportation is improved.

Referring to fig. 1 and 4, an outer side wall of a protection component 10 is provided with an outer wear-resistant layer 12, a bottom outer wall of the outer wear-resistant layer 12 is provided with a stabilizing component 13, the stabilizing component 13 comprises a gnawing-resistant block 1301, a balancing weight 1302 and a bottom wear-resistant layer 1303, the bottom outer wall of the outer wear-resistant layer 12 is provided with the gnawing-resistant block 1301, the bottom of the gnawing-resistant block 1301 is provided with a balancing weight 1302, the outer side wall of the balancing weight 1302 is provided with a bottom wear-resistant layer 1303, the inner side wall of the gnawing-resistant block 1301 is tightly attached to the outer side wall of the outer wear-resistant layer 12, the outer side wall of the balancing weight 1302 is tightly attached to the inner side wall of the bottom wear-resistant layer 1303, and the stabilizing component 13 is arranged to enable the device to have good stability in underwater use, and the device has good protection effect through the gnawing-resistant block 1301 and the bottom wear-resistant layer 1303.

Working principle: when the cable wire core device is used, firstly, the cable wire core 5 can be divided through the arranged polyethylene supporting dividing piece 4 in the use process, and after the cable wire core 5 is in short circuit, the flame retardant filling particles which are arranged in the flame retardant layer 7 and the comb wire space can be used for rapidly retarding flame, so that the problem that the short circuit of the cable wire core 5 affects other cable wire cores 5 is avoided, the protection effect of the device is improved, the practicability is improved, secondly, the protection assembly 10 is arranged, the whole device has stronger toughness in the use process through the cooperation among the damping block 1001, the limiting block 1003 and the second guiding steel wire 1004, the device is prevented from being damaged due to external force in the assembly and transportation processes of the device, and finally, the device has good stability in the underwater use process through the arranged stabilizing assembly 13, and the device has good protection effect through the arranged anti-gnawing block 1301 and the bottom wear-resisting layer 1303, so that the service life of the device is longer, and the cluster submarine cable arranged in a dispersing mode is used completely.

The terms "center," "longitudinal," "transverse," "front," "rear," "left," "right," "vertical," "horizontal," "top," "bottom," "inner," "outer," and the like are used for descriptive simplicity and convenience only and not as an indication or implying that the apparatus or element being referred to must have a particular orientation, be constructed and operated for a particular orientation, based on the orientation or positional relationship illustrated in the drawings, and thus should not be construed as limiting the scope of the present utility model.

Although the present utility model has been described 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, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements and changes may be made without departing from the spirit and principles of the present utility model.

Claims

1. A clustered dynamic submarine cable arranged in a decentralized manner, comprising a first cable sleeve (1), characterized in that: the inside middle part of first cable pipe box (1) is provided with first direction steel wire (2), connect pipe box (3) are installed to the lateral wall of first direction steel wire (2), the lateral wall of connecting pipe box (3) is connected with the inside wall of first cable pipe box (1) through polyethylene support division piece (4), all constitute the comb line space between the inside wall of polyethylene support division piece (4) and first cable pipe box (1) and the lateral wall of connecting pipe box (3), the inside in comb line space all is provided with cable core (5), the lateral wall bonding of first cable pipe box (1) is provided with second insulating layer (8), the lateral wall bonding of second insulating layer (8) is provided with shielding layer (9), the lateral wall of shielding layer (9) is provided with protection component (10), the lateral wall of protection component (10) is provided with outer wearing layer (12), the bottom outer wall of outer wearing layer (12) is provided with firm subassembly (13).

2. A distributed bundled dynamic submarine cable according to claim 1, wherein: the cable core (5) is characterized in that a first insulating layer (6) is arranged on the outer side wall of the cable core (5), a flame-retardant layer (7) is arranged on the outer side wall of the first insulating layer (6), and flame-retardant filling particles are arranged in the comb wire space.

3. A distributed bundled dynamic submarine cable according to claim 1, wherein: the outer side wall of the first cable sleeve (1) is tightly attached to the inner side wall of the second insulating layer (8), and the outer side wall of the second insulating layer (8) is tightly attached to the inner side wall of the shielding layer (9).

4. A distributed bundled dynamic submarine cable according to claim 1, wherein: the protection assembly (10) comprises a damping block (1001), a corrosion-resistant outer sleeve (1002), limiting blocks (1003) and second guide steel wires (1004), wherein the damping block (1001) is arranged on the outer side wall of the shielding layer (9) at equal intervals, the corrosion-resistant outer sleeve (1002) is connected to the outer side wall of the damping block (1001), the limiting blocks (1003) are arranged in the damping block (1001), and the second guide steel wires (1004) are arranged between the corrosion-resistant outer sleeve (1002) and the shielding layer (9) at equal intervals.

5. A distributed bundled dynamic submarine cable as claimed in claim 4, wherein: waterproof tree crosslinked polyethylene filling layer (11) is filled between the corrosion-resistant outer sleeve (1002) and the shielding layer (9), and the outer side wall of the corrosion-resistant outer sleeve (1002) is tightly attached to the inner side wall of the outer wear-resistant layer (12).

6. A distributed bundled dynamic submarine cable according to claim 1, wherein: the stabilizing assembly (13) comprises a gnawing-resistant block (1301), a balancing weight (1302) and a bottom wear-resistant layer (1303), wherein the gnawing-resistant block (1301) is arranged on the outer wall of the bottom end of the outer wear-resistant layer (12), the balancing weight (1302) is arranged at the bottom end of the gnawing-resistant block (1301), and the bottom wear-resistant layer (1303) is arranged on the outer side wall of the balancing weight (1302).

7. A distributed bundled dynamic submarine cable as claimed in claim 6, wherein: the inner side wall of the gnawing-resistant block (1301) is tightly attached to the outer side wall of the outer wear-resistant layer (12), and the outer side wall of the balancing weight (1302) is tightly attached to the inner side wall of the bottom wear-resistant layer (1303).