CN217719084U - Special-shaped overhead insulated cable - Google Patents
Special-shaped overhead insulated cable Download PDFInfo
- Publication number
- CN217719084U CN217719084U CN202221376884.7U CN202221376884U CN217719084U CN 217719084 U CN217719084 U CN 217719084U CN 202221376884 U CN202221376884 U CN 202221376884U CN 217719084 U CN217719084 U CN 217719084U
- Authority
- CN
- China
- Prior art keywords
- insulated cable
- cable
- metal reinforcing
- elastic steel
- steel ring
- 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.)
- Active
Links
Images
Landscapes
- Insulated Conductors (AREA)
Abstract
The utility model discloses a dysmorphism type aerial insulated cable relates to aerial insulated cable technical field, for solving among the current aerial insulated cable installation with the ground friction impaired with fill the problem that increases the processing technology degree of difficulty to the cable core space. The outside of metal reinforcing pipe is provided with four support insulation boards that are the annular and distribute, and four support center departments that use the metal reinforcing pipe between the insulation board set up as symmetry center symmetry, all be provided with the sinle silk between the insulation board, the outside of sinle silk is provided with nickel-plated copper alloy shielding layer, the chamber is filled in all having seted up the fire prevention between sinle silk and the nickel-plated copper alloy shielding layer, nickel-plated copper alloy shielding layer's outside is provided with the resin wearing layer, the outer wall of resin wearing layer all is provided with the elastic steel ring that a plurality of groups equidistance distribute, and every group elastic steel ring all is provided with twelve, and uses the center department of metal reinforcing pipe to set up as symmetry center symmetry between the twelve elastic steel rings.
Description
Technical Field
The utility model relates to an overhead insulated cable technical field specifically is an overhead insulated cable of dysmorphism type.
Background
The overhead insulated cable is an overhead conductor provided with an insulating layer and a protective sheath, is a special cable manufactured by a production process similar to a crosslinked cable, is a new power transmission mode between the overhead conductor and an underground cable, and has the main characteristics of high power supply reliability, good power supply safety, convenience in erection and maintenance, reasonable economy and the like.
The current application number is CN 215577806U's chinese patent discloses a high reliability aerial insulated cable, including aerial insulated cable main part, aerial insulated cable main part outside is provided with a protection section of thick bamboo, the inner chamber has been seted up in the protection section of thick bamboo, aerial insulated cable main part runs through the inner chamber, the inner chamber upper end is rotated and is connected with first bull stick, the welding of first bull stick outer wall has the closing cap.
Although above-mentioned scheme can avoid producing the friction with ground, the process that a protection section of thick bamboo was dismantled is too troublesome to cable core is still conventional circular, leads to needs to fill the empty clearance of cable core, increases the technology degree of difficulty of processing, consequently unsatisfied current demand, to this we provide a special-shaped type aerial insulated cable.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide an overhead insulated cable of dysmorphism type to it is impaired and fill the problem that increases the processing technology degree of difficulty with ground friction in the overhead insulated cable installation that provides in the above-mentioned background art to solve with the cable core space.
In order to achieve the above purpose, the utility model provides a following technical scheme: the utility model provides a dysmorphism type aerial insulated cable, includes the metal reinforced pipe, the outside of metal reinforced pipe is provided with four support insulation boards that are annular distribution, and four support between the insulation board and use the center department of metal reinforced pipe to set up as symmetry center symmetry, all be provided with the sinle silk between the insulation board, the outside of sinle silk is provided with nickel-plated copper alloy shielding layer, the chamber is filled in the fire prevention has all been seted up between sinle silk and the nickel-plated copper alloy shielding layer, nickel-plated copper alloy shielding layer's outside is provided with the resin wearing layer, the outer wall of resin wearing layer all is provided with the elastic steel ring that a plurality of groups equidistance distributes, and every elastic steel ring of group all is provided with twelve, and uses the center department of metal reinforced pipe to set up as symmetry center symmetry between the twelve elastic steel ring, the outer wall of elastic steel ring all is provided with the polyvinyl chloride antifriction plate, the lower extreme of elastic steel ring all fixes being provided with the spheroid, the both sides of spheroid lower extreme are all fixed and are provided with the buffer beam.
Preferably, the inside of elasticity steel loop all is provided with the buffering fixed plate, and the buffering fixed plate all laminates mutually with the resin wearing layer, the slide rail has all been seted up to the one end of buffering fixed plate, the inside of slide rail all is provided with the slider, and the slider all rotates through the pivot with the buffer beam to be connected.
Preferably, the inside of sinle silk all is provided with a plurality of and is the inner conductor that the rectangle array distributes, the outside of sinle silk all is provided with resistant time polyolefin layer, the outside on resistant time polyolefin layer all is provided with rubber insulation layer.
Preferably, the metal reinforcing pipe is internally provided with galvanized steel wires.
Preferably, springs are arranged between the buffer rods.
Preferably, the fireproof filling cavity is filled with fireproof rubber powder.
Compared with the prior art, the beneficial effects of the utility model are that:
1. the utility model discloses an outside at the resin wearing layer is provided with wear-resisting mechanism, when the in-process to the aerial [ insulated ] cable pulling, the polyvinyl chloride antifriction plate can ground contact, reduce the wearing and tearing of ground to the cable, and the resin wearing layer adopts the resin to make, the wearability of increase cable that can the certain degree, when the cable pulling process is receiving the impact force of jolting and producing simultaneously, wear-resisting mechanism can absorb and consume the impact force of production, further reduce the friction that the impact force made the cable jolt with ground and produce, increase the service life of cable.
2. The utility model discloses a be provided with a plurality of inner conductor in the inside of sinle silk, make up into large cross-section abnormal shape conductive core between the sinle silk, the effectual space that has reduced between the circular cable core of traditional rule has reduced the shielding material of inner conductor and the use amount of sheath material, has also reduced the holistic weight of cable simultaneously, has strengthened the axial of cable, radial tensile strength's mechanical properties, improves the life of cable.
3. The utility model discloses a be provided with the metal reinforced pipe in the middle of the sinle silk, the sinle silk is provided with the support insulation board each other, the metal reinforced pipe can make the sinle silk of cable more round and integer type, the radial tensile strength who makes the cable can obtain obvious reinforcing, it can separate the sinle silk to support the insulation board simultaneously, insulativity has been increased, the intussuseption is filled with fire prevention rubber powder to the fire prevention, can increase the fire behavior of cable, to this insulativity, tensile strength and the fire behavior that makes the cable take the promotion.
Drawings
Fig. 1 is a front view of the inner body structure of the present invention;
fig. 2 is a top view of the wear-resistant mechanism of the present invention;
fig. 3 is a partially enlarged view of the area a in fig. 1 according to the present invention;
fig. 4 is a partially enlarged view of the area B in fig. 1 according to the present invention.
In the figure: 1. a metal reinforcing tube; 2. galvanized steel wire; 3. a rubber insulating layer; 4. a weatherable polyolefin layer; 5. A wire core; 6. an inner conductor; 7. supporting an insulating plate; 8. a fire-resistant fill cavity; 9. plating a nickel-copper alloy shielding layer; 10. A resin wear layer; 11. an elastic steel ring; 12. a polyvinyl chloride wear plate; 13. a sphere; 14. a buffer rod; 15. a spring; 16. a slider; 17. a slide rail; 18. buffer fixing plate.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments.
Referring to fig. 1-4, the present invention provides an embodiment: the utility model provides a dysmorphism type aerial insulated cable, including metal reinforced pipe 1, the outside of metal reinforced pipe 1 is provided with four support insulation boards 7 that are annular distribution, and four support between the insulation board 7 and use the center department of metal reinforced pipe 1 to set up as symmetrical centrosymmetry, it all is provided with sinle silk 5 to support between the insulation board 7, the outside of sinle silk 5 is provided with nickel-plated copper alloy shielding layer 9, fire prevention packing chamber 8 has all been seted up between sinle silk 5 and the nickel-plated copper alloy shielding layer 9, nickel-plated copper alloy shielding layer 9's outside is provided with resin wearing layer 10, the outer wall of resin wearing layer 10 all is provided with the elastic steel ring 11 that a plurality of groups equidistance distributes, every group elastic steel ring 11 all is provided with twelve, and use the center department of metal reinforced pipe 1 to set up as symmetrical centrosymmetry between twelve elastic steel ring 11, elastic steel ring 11's outer wall all is provided with polyvinyl chloride antifriction plate 12, elastic steel ring 11's lower extreme is all fixed and is provided with spheroid 13, 13 spheroid lower extreme both sides are all fixed and are provided with buffer beam 14.
Further, the inside of elasticity steel ring 11 all is provided with buffering fixed plate 18, and buffering fixed plate 18 all laminates mutually with resin wearing layer 10, and slide rail 17 has all been seted up to the one end of buffering fixed plate 18, and the inside of slide rail 17 all is provided with slider 16, and slider 16 all is connected through the pivot rotation with buffer beam 14, and the slider 16 can consume the impact force that the cable pulling in-process produced with the slip of slide rail 17.
Further, the inside of sinle silk 5 all is provided with a plurality of and is the inner conductor 6 of rectangular array distribution, and the outside of sinle silk 5 all is provided with resistant time polyolefin layer 4, and resistant time polyolefin layer 4's outside all is provided with rubber insulation layer 3, and resistant time polyolefin layer 4 can increase the weatherability of cable, and rubber insulation layer 3 can increase sinle silk 5's insulating nature.
Further, the galvanized steel wires 2 are arranged inside the metal reinforcing pipe 1, and the galvanized steel wires 2 formed by twisting can increase the overall strength of the cable.
Further, springs 15 are provided between the buffer rods 14, and the springs 15 are stretched and compressed by an impact force, thereby absorbing and dissipating the impact force.
Further, the fireproof rubber powder is filled in the fireproof filling cavity 8, the fireproof filling cavity 8 can be burnt through firstly, and the fireproof rubber powder in the fireproof filling cavity reacts with flame, so that the flame is prevented from spreading.
The working principle is as follows: when in use, in the pulling process when the cable is installed, the polyvinyl chloride wear-resisting plate 12 can contact with the ground before the ground, thereby reducing the abrasion of the ground to the cable, and the resin wear-resistant layer 10 is made of resin, so that the wear resistance of the cable can be increased to a certain degree, meanwhile, when the cable is subjected to impact force generated by bumping in the pulling process, the elastic steel ring 11 is subjected to impact force to extrude the ball body 13, the ball body 13 is extruded to enable the buffer rod 14 to drive the sliding block 16 to slide in the sliding rail 17, at the same time, the spring 15 is stretched, a part of the impact force is consumed in the process that the elastic steel ring 11 presses the ball 13, a part of the impact force is consumed in the stretching of the spring 15, the last part of the impact force is consumed by the sliding of the sliding block 16 and the sliding rail 17, thereby eliminating the influence of impact force on the cable, preventing the jolt from causing the friction between the cable and the ground to be intensified, meanwhile, the damage of bumping to the cable is prevented, the metal reinforced pipe 1 can enable the wire core 5 of the cable to be more round, the radial tensile strength of the cable can be obviously enhanced, the galvanized steel wire 2 formed by twisting is arranged in the metal reinforced pipe 1, the overall strength of the cable can be increased, the wire cores 5 can be separated by the supporting insulating plate 7, the insulation of the cable can be increased by the cooperation with the rubber insulating layer 3, when a fire disaster happens, the fireproof filling cavity 8 can be burnt through firstly, the fireproof rubber powder inside reacts with flame to prevent the flame from damaging the inner conductor 6 inside the wire core 5, the fireproof performance of the cable is improved, the nickel-plated copper alloy shielding layer 9 can reduce the interference of the outside on the cable, the weather-resistant polyolefin layer 4 can improve the weather resistance of the cable, therefore, the fire resistance, the anti-interference performance, the weather resistance, the insulation performance and the tensile strength of the cable are improved to a certain degree, the service life of the cable is prolonged, and the cost is saved.
It is obvious to a person skilled in the art that the invention is not restricted to details of the above-described exemplary embodiments, but that it can be implemented in other specific forms without departing from the spirit or essential characteristics of the invention. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention 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. The utility model provides an overhead insulated cable of dysmorphism type, includes metal reinforcing tube (1), its characterized in that: the utility model discloses a fire-proof insulation board, including metal reinforcing pipe (1), support insulation board (7), core (5), resin wear-resisting layer (10), outer wall of resin wear-resisting layer (10) all is provided with elastic steel ring (11) that a plurality of groups equidistance distributed, and every group elastic steel ring (11) all is provided with twelve, and uses the center department of metal reinforcing pipe (1) to set up as symmetry center symmetry between twelve elastic steel ring (11), the outside of metal reinforcing pipe (1) is provided with four support insulation board (7) that are the annular and distribute, and four support between insulation board (7) and use the center department of metal reinforcing pipe (1) to set up for symmetry center symmetry, the outer wall of elastic steel ring (11) all is provided with polyvinyl chloride antifriction plate (12), the lower extreme of elastic steel ring (11) all fixes and is provided with spheroid (13), the both sides of spheroid (13) all are provided with buffer beam (14) to fix.
2. The special-shaped overhead insulated cable according to claim 1, characterized in that: the inside of elasticity steel loop (11) all is provided with buffering fixed plate (18), and just cushions fixed plate (18) and all laminates mutually with resin wearing layer (10), slide rail (17) have all been seted up to the one end of buffering fixed plate (18), the inside of slide rail (17) all is provided with slider (16), and slider (16) all is connected through the pivot rotation with buffer beam (14).
3. The special-shaped overhead insulated cable according to claim 1, characterized in that: the cable comprises a cable core (5) and is characterized in that a plurality of inner conductors (6) distributed in a rectangular array are arranged inside the cable core (5), a weather-resistant polyolefin layer (4) is arranged outside the cable core (5), and a rubber insulating layer (3) is arranged outside the weather-resistant polyolefin layer (4).
4. The special-shaped overhead insulated cable according to claim 1, characterized in that: the galvanized steel wire (2) is arranged inside the metal reinforcing pipe (1).
5. The special-shaped overhead insulated cable of claim 1, wherein: springs (15) are arranged between the buffer rods (14).
6. The special-shaped overhead insulated cable according to claim 1, characterized in that: the fireproof filling cavity (8) is filled with fireproof rubber powder.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221376884.7U CN217719084U (en) | 2022-06-06 | 2022-06-06 | Special-shaped overhead insulated cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221376884.7U CN217719084U (en) | 2022-06-06 | 2022-06-06 | Special-shaped overhead insulated cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN217719084U true CN217719084U (en) | 2022-11-01 |
Family
ID=83797929
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221376884.7U Active CN217719084U (en) | 2022-06-06 | 2022-06-06 | Special-shaped overhead insulated cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN217719084U (en) |
-
2022
- 2022-06-06 CN CN202221376884.7U patent/CN217719084U/en active Active
Similar Documents
| Publication | Publication Date | Title |
|---|---|---|
| CN202134257U (en) | Overhead lead having carbon fiber complex core photoelectric composite structure | |
| CN202487246U (en) | High-strength high-capacity aerial insulated cable | |
| CN103325473A (en) | Fire-proof low smoke zero halogen medium-pressure hoisting cable for high-rise building and production process thereof | |
| CN108281231A (en) | A kind of anti-extrusion stretch-proof power cable | |
| CN203338853U (en) | Fire-proof low smoke zero halogen medium voltage hoisting cable used for high-rise building | |
| CN203118598U (en) | Flexible buffer protection cable | |
| CN216212441U (en) | Shielding control cable | |
| CN217719084U (en) | Special-shaped overhead insulated cable | |
| CN210608461U (en) | Wind-resistant aerial cable | |
| CN104008792B (en) | A kind of production technology of Novel medium voltage fire-resisting cable | |
| CN216697925U (en) | Lightweight soft copper core crosslinked polyethylene insulated overhead cable | |
| CN216719550U (en) | Anticorrosive fire-retardant low pressure power cable | |
| CN207009098U (en) | A kind of charging pile cable | |
| CN107564613A (en) | Anti-interference buffer-type composite optical cable | |
| CN208460445U (en) | A kind of anti-extrusion cable of high resiliency | |
| CN216817865U (en) | 10kV overhead insulated cable | |
| CN208507258U (en) | A kind of high voltage power cable for on-metallic protective coating | |
| CN218274041U (en) | Prevent extrusion deformation's composite cable | |
| CN214897728U (en) | Wear-resisting reel cable that compressive property is good | |
| CN212010389U (en) | High-reliability steel-cored aluminum stranded wire cable | |
| CN215577770U (en) | Cold-resistant anti-cracking cable | |
| CN217690567U (en) | New forms of energy environmental protection fire prevention tombarthite high-iron aluminum alloy photovoltaic power generation private cable | |
| CN217333690U (en) | New energy automobile charges and uses withstand voltage cable | |
| CN219512855U (en) | Tensile graphene composite cable | |
| CN214099204U (en) | Composite cable with multilayer protective structure |
Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant |