CN215450963U - Insulated high-voltage cable - Google Patents
Insulated high-voltage cable Download PDFInfo
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- CN215450963U CN215450963U CN202121675603.3U CN202121675603U CN215450963U CN 215450963 U CN215450963 U CN 215450963U CN 202121675603 U CN202121675603 U CN 202121675603U CN 215450963 U CN215450963 U CN 215450963U
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- cable core
- cable
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Abstract
The utility model discloses an insulated high-voltage cable which comprises a protective sheath, wherein an anti-corrosion layer is arranged on the inner side of the protective sheath, an insulating outer layer is arranged on the inner side of the anti-corrosion layer, a protective inner layer is arranged on the inner side of the insulating outer layer, a plurality of protective support rings are arranged on the inner side of the protective inner layer, a reinforcing connecting rod is arranged between each protective support ring and each protective support ring, a central cable core support ring is arranged in the middle of each protective support ring, and an edge cable core support ring is arranged in the middle of each central cable core support ring and each protective support ring. According to the utility model, the protection capability in the cable can be enhanced, the wire core is effectively prevented from being damaged due to bending, the damage of external pressure to the interior of the cable is effectively reduced, the tensile property of the cable is improved, the cable is prevented from being damaged during laying, the wire core and the wire core are isolated from each other, the mutual interference between the wire cores is avoided, and the stability of the cable in data transmission is ensured.
Description
Technical Field
The utility model relates to the technical field of cables, in particular to an insulated high-voltage electric cable.
Background
With the rapid development of social economy, a cable is generally a rope-like cable formed by twisting several or several groups of wires (at least two in each group), each group of wires is insulated from each other and is usually twisted around a center, the whole cable is wrapped by a highly-insulated covering layer, the cable has the characteristics of internal electrification and external insulation, the cable comprises a power cable, a control cable, a compensation cable, a shielding cable, a high-temperature cable, a computer cable, a signal cable, a coaxial cable, a fire-resistant cable, a marine cable, a mining cable, an aluminum alloy cable and the like, and the cable can be divided into a direct current cable and an alternating current cable according to a system of a photovoltaic power station.
However, the existing cable has a simple internal structure, the bending resistance and tensile strength are reduced, and the cable core is easily damaged due to high pressure when the cable is buried underground; thus, the existing need is not met, for which we propose an insulated high-voltage electrical cable.
SUMMERY OF THE UTILITY MODEL
The utility model aims to provide an insulated high-voltage cable, which solves the problems that the conventional cable provided by the background art has a simple internal structure, is low in bending resistance and tensile strength, and is easy to damage a cable core due to high pressure when buried underground.
In order to achieve the purpose, the utility model provides the following technical scheme: an insulated high-voltage cable comprises a protective sheath, wherein an anti-corrosion layer is arranged on the inner side of the protective sheath, an insulating outer layer is arranged on the inner side of the anti-corrosion layer, a protective inner layer is arranged on the inner side of the insulating outer layer, a plurality of protective support rings are arranged on the inner side of the protective inner layer, a reinforcing connecting rod is arranged between each protective support ring and each protective support ring, a central cable core support ring is arranged in the middle of each protective support ring, an edge cable core support ring is arranged in the middle of each central cable core support ring and each protective support ring, cable cores are arranged in the middle of each edge cable core support ring and each central cable core support ring in a penetrating manner, a positioning rod is arranged in the middle of each edge cable core support ring and each protective support ring, two connecting sleeves are arranged in the middle of each edge cable core support ring and each central cable core support ring, and a buffer rod is movably arranged in the middle of the two connecting sleeves.
Preferably, the end face of the buffer rod inserted in the connecting sleeve is provided with a limiting piece, and a buffer spring is arranged between the limiting piece and the connecting sleeve.
Preferably, the inside of protection inlayer is provided with metallic shield net, metallic shield net adopts the copper wire longitude and latitude to weave the shaping, the main material of protection inlayer is rubber.
Preferably, the end part of the connecting sleeve is completely attached to the outer side surfaces of the edge cable core support ring and the center cable core support ring, and the connecting sleeve, the edge cable core support ring and the center cable core support ring are integrally formed by injection molding.
Preferably, the middle of cable core and cable core is provided with the filler, the filler is polypropylene tape, non-woven fabrics etc..
Preferably, a waterproof layer is arranged on the outer side of the protective outer skin, and the waterproof layer is mainly made of hydrophobic paint.
Compared with the prior art, the utility model has the beneficial effects that:
1. according to the utility model, the plurality of reinforcing connecting rods distributed around the axis of the protective supporting ring are arranged between the protective supporting ring and the protective supporting ring, so that the resistance in the cable can be effectively enhanced, the cable core is coated and protected, meanwhile, the protective supporting ring intervenes in external pressure, and the movable buffer rods are arranged between the connecting sleeve and the connecting sleeve;
2. according to the utility model, the cable cores are installed through the edge cable core support ring and the center cable core support ring, so that the adjacent cable cores are separated from each other, a sufficient space is kept, the cable cores and the cable cores are prevented from being wound with each other, the cable cores and the cable cores are effectively ensured not to be interfered with each other when the cable transmits data, and smooth data transmission and stable data are ensured.
Drawings
FIG. 1 is a schematic structural view of the present invention as a whole;
FIG. 2 is a partial structural view of the present invention as a whole;
fig. 3 is a schematic structural view of the connection sleeve of the present invention.
In the figure: 1. a protective sheath; 2. an anti-corrosion layer; 3. an insulating outer layer; 4. a protective inner layer; 5. a protective support ring; 6. a cable core; 7. an edge cable core support ring; 8. a central cable core support ring; 9. connecting a sleeve; 10. positioning a rod; 11. a reinforcing connecting rod; 12. a buffer rod; 13. a buffer spring.
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.
Referring to fig. 1 to 3, an embodiment of the present invention includes: an insulated high-voltage electric cable comprises a protective sheath 1, an anti-corrosion layer 2 is arranged on the inner side of the protective sheath 1, an insulating outer layer 3 is arranged on the inner side of the anti-corrosion layer 2, a protective inner layer 4 is arranged on the inner side of the insulating outer layer 3, a plurality of protective support rings 5 are arranged on the inner side of the protective inner layer 4, reinforcing connecting rods 11 are arranged between the protective support rings 5 and the protective support rings 5, a central cable core support ring 8 is arranged in the middle of each protective support ring 5, an edge cable core support ring 7 is arranged between the central cable core support ring 8 and the protective support ring 5, cable cores 6 are arranged between the edge cable core support ring 7 and the central cable core support ring 8 in a penetrating manner, a positioning rod 10 is arranged between the edge cable core support ring 7 and the protective support ring 5, and two connecting sleeves 9 are arranged between the edge cable core support ring 7 and the central cable core support ring 8, a buffer rod 12 is movably arranged in the middle of the two connecting sleeves 9.
Further, buffer rod 12 is pegged graft and is provided with spacing piece at the inside terminal surface of adapter sleeve 9, and spacing piece and adapter sleeve 9's centre are provided with buffer spring 13, and buffer spring 13 and buffer rod 12 make and can carry out the buffering of certain degree between two adapter sleeve 9, reduce the impact that comes from the external world that cable core 6 received, avoid cable core 6 to appear damaging.
Further, the inside of protection inlayer 4 is provided with metallic shield net, and metallic shield net adopts the copper wire longitude and latitude to weave the shaping, and the main material of protection inlayer 4 is rubber, can guarantee the inside insulating properties of cable, shields external signal interference simultaneously.
Further, the end of the connecting sleeve 9 is completely attached to the outer side surfaces of the edge cable core support ring 7 and the center cable core support ring 8, the connecting sleeve 9, the edge cable core support ring 7 and the center cable core support ring 8 are integrally injection-molded, the integral connection of parts after the integral injection molding is stable, the mechanical strength is high, the parts cannot be easily damaged or broken, and the service life is long.
Further, the filler is arranged between the cable core 6 and the cable core 6, the filler is a polypropylene tape, non-woven fabrics and the like, the cable core 6 can be coated peripherally, the cable core 6 is further guaranteed not to be broken or damaged due to external pressure, and the insulation performance around the cable core 6 can be effectively guaranteed.
Further, the outside of protection crust 1 is provided with the waterproof layer, and the main material of waterproof layer is hydrophobic coating, and effectual moisture or greasy dirt of avoiding is attached to in the protection crust 1 outside, delays the corrosion rate of protection crust 1, the effectual life who guarantees the cable.
The working principle is as follows: when the cable is used, in the cable laying process or after the cable is laid, when the cable is bent due to manual intervention or external pressure, because the plurality of reinforcing connecting rods 11 distributed around the axis of the protective supporting ring 5 are arranged between the protective supporting ring 5 and the protective supporting ring 5, the resistance in the cable can be effectively reinforced, the cable core 6 is coated and protected, and meanwhile, the protective supporting ring 5 intervenes in the external pressure, and the movable buffer rod 12 is arranged between the connecting sleeve 9 and the connecting sleeve 9, when the cable is bent, the buffer rod 12 and the buffer spring 13 ensure that the central cable core supporting ring 8 and the edge cable core supporting ring 7 can buffer, the damage of the external pressure to the interior of the cable is effectively reduced, the tensile property of the cable is improved, the cable is prevented from being damaged when being laid, and the cable core 6 is installed through the edge cable core supporting ring 7 and the central cable core supporting ring 8, make and carry out alternate segregation between adjacent cable core 6 and the cable core 6, keep sufficient interval, avoid intertwine between cable core 6 and the cable core 6, effectual assurance cable is when carrying out data transmission, can not carry out mutual interference between cable core 6 and the cable core 6, guarantees that data transmission is unblocked and the stability of data.
It will be evident to those skilled in the art that the utility model is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the utility model being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
Claims (6)
1. An insulated high-voltage electrical cable comprising a protective sheath (1), characterized in that: the inner side of the protective outer skin (1) is provided with an anti-corrosion layer (2), the inner side of the anti-corrosion layer (2) is provided with an insulating outer layer (3), the inner side of the insulating outer layer (3) is provided with a protective inner layer (4), the inner side of the protective inner layer (4) is provided with a plurality of protective support rings (5), reinforcing connecting rods (11) are arranged between the protective support rings (5) and the protective support rings (5), the middle of each protective support ring (5) is provided with a central cable core support ring (8), the middle of each central cable core support ring (8) and the protective support rings (5) is provided with an edge cable core support ring (7), cable cores (6) are arranged in the middle of each edge cable core support ring (7) and each central cable core support ring (8) in a penetrating manner, and positioning rods (10) are arranged between each edge cable core support ring (7) and each protective support ring (5), two connecting sleeves (9) are arranged between the edge cable core supporting ring (7) and the center cable core supporting ring (8), and buffer rods (12) are movably arranged in the middles of the connecting sleeves (9).
2. An insulated high-voltage electrical cable according to claim 1, characterized in that: the buffer rod (12) is inserted into the end face inside the connecting sleeve (9) and provided with a limiting piece, and a buffer spring (13) is arranged between the limiting piece and the connecting sleeve (9).
3. An insulated high-voltage electrical cable according to claim 1, characterized in that: the inside of protection inlayer (4) is provided with metallic shield net, metallic shield net adopts the copper wire longitude and latitude to weave the shaping, the main material of protection inlayer (4) is rubber.
4. An insulated high-voltage electrical cable according to claim 1, characterized in that: the end part of the connecting sleeve (9) is completely attached to the outer side surfaces of the edge cable core support ring (7) and the center cable core support ring (8), and the connecting sleeve (9) is integrally injection-molded with the edge cable core support ring (7) and the center cable core support ring (8).
5. An insulated high-voltage electrical cable according to claim 1, characterized in that: the middle of cable core (6) and cable core (6) is provided with the filler, the filler is polypropylene tape, non-woven fabrics etc..
6. An insulated high-voltage electrical cable according to claim 1, characterized in that: the waterproof layer is arranged on the outer side of the protective outer skin (1), and the main material of the waterproof layer is hydrophobic coating.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121675603.3U CN215450963U (en) | 2021-07-22 | 2021-07-22 | Insulated high-voltage cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121675603.3U CN215450963U (en) | 2021-07-22 | 2021-07-22 | Insulated high-voltage cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN215450963U true CN215450963U (en) | 2022-01-07 |
Family
ID=79683602
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202121675603.3U Active CN215450963U (en) | 2021-07-22 | 2021-07-22 | Insulated high-voltage cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN215450963U (en) |
-
2021
- 2021-07-22 CN CN202121675603.3U patent/CN215450963U/en active Active
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