CN220232795U - Heavy current conveying cable - Google Patents
Heavy current conveying cable Download PDFInfo
- Publication number
- CN220232795U CN220232795U CN202321807369.4U CN202321807369U CN220232795U CN 220232795 U CN220232795 U CN 220232795U CN 202321807369 U CN202321807369 U CN 202321807369U CN 220232795 U CN220232795 U CN 220232795U
- Authority
- CN
- China
- Prior art keywords
- sleeve
- cover
- insulating
- sponge
- wall
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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Links
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 8
- 238000009413 insulation Methods 0.000 claims description 8
- 239000002184 metal Substances 0.000 claims description 8
- 229910052751 metal Inorganic materials 0.000 claims description 8
- 229910000831 Steel Inorganic materials 0.000 claims description 6
- 239000010959 steel Substances 0.000 claims description 6
- 229910052802 copper Inorganic materials 0.000 claims description 4
- 239000010949 copper Substances 0.000 claims description 4
- 238000010030 laminating Methods 0.000 claims 1
- 238000012856 packing Methods 0.000 claims 1
- 230000005540 biological transmission Effects 0.000 abstract description 6
- 238000009434 installation Methods 0.000 abstract description 5
- 238000010276 construction Methods 0.000 description 4
- 239000007788 liquid Substances 0.000 description 4
- 239000012466 permeate Substances 0.000 description 4
- 230000009286 beneficial effect Effects 0.000 description 2
- 230000000694 effects Effects 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 230000004075 alteration Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000004927 fusion Effects 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 230000003287 optical effect Effects 0.000 description 1
- 239000013307 optical fiber Substances 0.000 description 1
- 238000004904 shortening Methods 0.000 description 1
- 239000007787 solid Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
Classifications
-
- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/14—Extreme weather resilient electric power supply systems, e.g. strengthening power lines or underground power cables
Abstract
The utility model discloses a heavy-current transmission cable, which relates to the technical field of cables and comprises an insulating jacket, wherein an installation groove is formed in the inner wall of the insulating jacket, a side layer sleeve is arranged in the installation groove, a sponge sleeve is arranged in the side layer sleeve, a constraint sleeve is arranged between the inner walls of the sponge sleeve, the constraint sleeve is loose and porous, the inner walls of the sponge sleeve and the outer surface of the constraint sleeve are mutually attached, a plurality of installation holes are formed in one side of the constraint sleeve at equal intervals.
Description
Technical Field
The utility model relates to the technical field of cables, in particular to a high-current conveying cable.
Background
The cable is an integrated transmission medium for organically combining metal wires and optical fibers and simultaneously, synchronously and synchronously transmitting electric energy and optical information, realizes the integrated fusion of electric power flow, service flow and information flow, and establishes a solid foundation for smart grid construction by one-time erection, one-time construction and one-time investment, and simultaneously transmits information such as voice, data, video and the like while transmitting high-voltage electric energy, thereby greatly shortening the construction period, reducing the construction cost, saving resources. With the development of society, the coverage of cables has been increasingly widespread, and cables can be classified into high voltage cables and low voltage cables according to voltage class.
At present, when carrying great electric current, because cable itself can have certain resistance value, longer when the cable length, can increase the heat that the cable produced when carrying the electric current great, can damage the outside insulating layer of cable when heat can not in time give off, lead to the cable to produce the electric leakage phenomenon.
Disclosure of Invention
(one) solving the technical problems
The utility model provides a high-current conveying cable, which solves the technical problem that heat is generated in the current process of conveying high current by using the cable, and an external insulating layer of the cable is damaged when the heat cannot be timely emitted, so that electric leakage is generated in the cable.
(II) technical scheme
In order to solve the technical problems, the utility model provides the following technical scheme:
the utility model provides a heavy current transmission cable, includes insulating overcoat, the mounting groove has been seted up to insulating overcoat's inner wall, the inside of mounting groove is provided with the limit layer cover, the inside of limit layer cover is provided with the sponge cover, be provided with the restraint cover between the inner wall of sponge cover, the restraint cover is loose porous form, the inner wall of sponge cover and the surface of restraint cover laminate each other, a plurality of mounting holes have been seted up to one side equidistance of restraint cover, and a plurality of the inside of mounting hole all is provided with the cable body, it has insulating oil to fill between the inner wall of outer surface of sponge cover and limit layer cover, sets up the restraint cover to loose porous form to install the cable body inside the mounting hole on the restraint cover, then set up limit layer cover and sponge cover in insulating oil in the inside of insulating overcoat, and the clearance intussuseption between limit layer cover and sponge cover, then set up the through-hole on the sponge for insulating oil can permeate into the inside of restraint cover, thereby increase holistic insulating strength when cooling to the cable body.
Preferably, a plurality of through holes are formed in the outer surface of the sponge sleeve at equal intervals along the circumferential direction, gaps are reserved between the outer surface of the sponge sleeve and the inner wall of the side layer sleeve, a plurality of wear-resistant rings are fixed on the outer surface of the insulating sleeve at equal intervals, and the plurality of wear-resistant rings are fixed on the outer surface of the insulating sleeve, so that friction to the insulating sleeve can be reduced when the insulating sleeve is paved.
Preferably, a plurality of ring channels have been seted up to the inner wall equidistance of insulating overcoat, a plurality of the inside of ring channel all is provided with the metal copper wire, the inside of restraint cover is provided with the wire hinge core, a plurality of guide slots have been seted up to the inner wall of mounting groove along circumferencial direction equidistance, the surface of limit layer cover is fixed with a plurality of gibs along circumferencial direction equidistance, and is a plurality of the gib block is all corresponding in the inside of guide slot, sets up the metal copper wire in the inside ring channel of insulating overcoat inside simultaneously for can increase the pliability of insulating overcoat, set up the wire hinge core in the inside of restraint cover, make can support the middle part of whole cable, improve the tensile strength of cable.
(III) beneficial effects
Compared with the prior art, the utility model has the following beneficial effects:
1. in the utility model, when the device is used, the constraint sleeve is in a loose porous shape, the cable body is arranged in the mounting hole on the constraint sleeve, then the side layer sleeve and the sponge sleeve are arranged in the insulating jacket, insulating oil liquid is filled in the gap between the side layer sleeve and the sponge sleeve, and then the sponge sleeve is provided with the through hole, so that the insulating oil liquid can permeate into the interior of the constraint sleeve, and the integral insulating strength is increased while the cable body is cooled.
2. According to the utility model, the plurality of wear-resistant rings are fixed on the outer surface of the insulating jacket, so that friction on the insulating jacket can be reduced when the insulating jacket is paved, meanwhile, the metal copper wires are arranged in the annular groove in the insulating jacket, so that the flexibility of the insulating jacket can be increased, and the steel wire hinge core is arranged in the constraint jacket, so that the middle part of the whole cable can be supported, and the tensile strength of the cable is improved.
Drawings
Fig. 1 is a schematic diagram of a front view and a perspective structure of a high-current transmission cable according to the present utility model;
fig. 2 is a schematic cross-sectional perspective view of a heavy-current transmission cable according to the present utility model;
fig. 3 is an enlarged view of the present utility model at a in fig. 2.
Reference numerals: 1. an insulating jacket; 2. a wear ring; 3. a mounting groove; 4. a guide groove; 5. a guide bar; 6. a side layer sleeve; 7. steel wire hinge core; 8. a cable body; 9. a constraining sleeve; 10. a mounting hole; 11. an annular groove; 12. a metallic copper wire; 13. a sponge sleeve; 14. and a through hole.
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.
Embodiment 1, as shown in fig. 1-3, the present utility model provides a technical solution for a heavy current transmission cable: including insulating overcoat 1, its characterized in that: the mounting groove 3 has been seted up to the inner wall of insulating overcoat 1, the inside of mounting groove 3 is provided with limit layer cover 6, the inside of limit layer cover 6 is provided with sponge cover 13, be provided with constraint cover 9 between the inner wall of sponge cover 13, constraint cover 9 is loose porous form, the inner wall of sponge cover 13 is laminated each other with the surface of constraint cover 9, a plurality of mounting holes 10 have been seted up to one side equidistance of constraint cover 9, the inside of a plurality of mounting holes 10 all is provided with cable body 8, it has insulating oil to fill between the inner wall of outer surface and limit layer cover 6 of sponge cover 13.
The whole embodiment 1 achieves the effects that when the device is used, the constraint sleeve 9 is arranged to be loose and porous, the cable body 8 is arranged in the mounting hole 10 on the constraint sleeve 9, then the side layer sleeve 6 and the sponge sleeve 13 are arranged in the insulating jacket 1, insulating oil liquid is filled in a gap between the side layer sleeve 6 and the sponge sleeve 13, and then the sponge sleeve 13 is provided with the through hole 14, so that the insulating oil liquid can permeate into the interior of the constraint sleeve 9, and the cable body 8 is cooled and the integral insulating strength is increased;
the cable solves the technical problem that heat can be generated in the process of using the cable to convey large current, and when the heat cannot be timely emitted, an external insulating layer of the cable can be damaged, so that electric leakage is generated in the cable.
In embodiment 2, as shown in fig. 1-3, a plurality of through holes 14 are formed on the outer surface of the sponge sleeve 13 at equal intervals along the circumferential direction, gaps are reserved between the outer surface of the sponge sleeve 13 and the inner wall of the side layer sleeve 6, insulating oil is filled between the outer surface of the sponge sleeve 13 and the inner wall of the side layer sleeve 6, a plurality of wear-resisting rings 2 are fixed on the outer surface of the insulating sleeve 1 at equal intervals, a plurality of annular grooves 11 are formed on the inner wall of the insulating sleeve 1 at equal intervals, metal copper wires 12 are arranged in the annular grooves 11, a steel wire hinge core 7 is arranged in the constraint sleeve 9, a plurality of guide grooves 4 are formed on the inner wall of the installation groove 3 at equal intervals along the circumferential direction, a plurality of guide strips 5 are fixed on the outer surface of the side layer sleeve 6 at equal intervals along the circumferential direction, and the guide strips 5 are correspondingly clamped in the guide grooves 4.
The effect that its whole embodiment 2 reached is, at the surface mounting a plurality of wear-resisting rings 2 of insulating overcoat 1 for can reduce the friction to insulating overcoat 1 when laying insulating overcoat 1, set up metal copper wire 12 in the inside ring channel 11 of insulating overcoat 1 inside simultaneously, make can increase the pliability of insulating overcoat 1, set up steel wire hinge core 7 in restraint cover 9 inside, make can support the middle part of whole cable, improve the tensile strength of cable.
Working principle: when the device is used, the constraint sleeve 9 is arranged to be loose and porous, the cable body 8 is arranged in the installation hole 10 on the constraint sleeve 9, then the side layer sleeve 6 and the sponge sleeve 13 are arranged in the insulation sleeve 1, insulating oil is filled in a gap between the side layer sleeve 6 and the sponge sleeve 13, then the sponge sleeve 13 is provided with the through hole 14, so that the insulating oil can permeate into the constraint sleeve 9, the cable body 8 is cooled, the whole insulation strength is increased, the plurality of wear-resisting rings 2 are fixed on the outer surface of the insulation sleeve 1, friction to the insulation sleeve 1 can be reduced when the insulation sleeve 1 is paved, meanwhile, the metal copper wires 12 are arranged in the annular groove 11 in the insulation sleeve 1, so that flexibility of the insulation sleeve 1 can be increased, the steel wire hinge core 7 is arranged in the constraint sleeve 9, the middle part of the whole cable can be supported, and the tensile strength of the cable is improved.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. A high current delivery cable comprising an insulating jacket (1), characterized in that: the utility model discloses a cable insulation structure, including insulating overcoat (1), insulating overcoat (9), insulating overcoat (1), mounting groove (3) have been seted up to the inner wall of insulating overcoat (1), the inside of mounting groove (3) is provided with limit layer cover (6), the inside of limit layer cover (6) is provided with sponge cover (13), be provided with between the inner wall of sponge cover (13) restraint cover (9), the inner wall of sponge cover (13) is loose porous form with the surface of restraint cover (9) laminating each other, a plurality of mounting holes (10) have been seted up to one side equidistance of restraint cover (9), a plurality of the inside of mounting hole (10) all is provided with cable body (8), the packing has insulating oil between the inner wall of outer surface and limit layer cover (6) of sponge cover (13).
2. A high current delivery cable according to claim 1, wherein: the outer surface of the sponge sleeve (13) is provided with a plurality of through holes (14) along the circumferential direction at equal intervals, and a gap is reserved between the outer surface of the sponge sleeve (13) and the inner wall of the side layer sleeve (6).
3. A high current delivery cable according to claim 2, wherein: a plurality of wear-resistant rings (2) are fixed on the outer surface of the insulating jacket (1) at equal intervals.
4. A high current delivery cable according to claim 3, wherein: a plurality of annular grooves (11) are formed in the inner wall of the insulating jacket (1) at equal intervals, and metal copper wires (12) are arranged in the annular grooves (11).
5. A high current delivery cable according to claim 4 wherein: the inside of restraint cover (9) is provided with steel wire hinge core (7), a plurality of guide slots (4) have been seted up to the inner wall of mounting groove (3) along circumferencial direction equidistance.
6. A high current delivery cable according to claim 5 wherein: the outer surface of the side layer sleeve (6) is fixed with a plurality of guide strips (5) along the circumferential direction at equal intervals, and the guide strips (5) are correspondingly clamped in the guide grooves (4).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321807369.4U CN220232795U (en) | 2023-07-11 | 2023-07-11 | Heavy current conveying cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321807369.4U CN220232795U (en) | 2023-07-11 | 2023-07-11 | Heavy current conveying cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220232795U true CN220232795U (en) | 2023-12-22 |
Family
ID=89196697
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321807369.4U Active CN220232795U (en) | 2023-07-11 | 2023-07-11 | Heavy current conveying cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220232795U (en) |
-
2023
- 2023-07-11 CN CN202321807369.4U patent/CN220232795U/en active Active
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| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |