CN212061945U - Anti-aging overhead line - Google Patents
Anti-aging overhead line Download PDFInfo
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- CN212061945U CN212061945U CN202020580713.0U CN202020580713U CN212061945U CN 212061945 U CN212061945 U CN 212061945U CN 202020580713 U CN202020580713 U CN 202020580713U CN 212061945 U CN212061945 U CN 212061945U
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- buffer block
- buffer
- connecting end
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- overhead line
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Abstract
The utility model discloses an anti-aging overhead line, which comprises a wire core, wherein the outer surface of the wire core is uniformly provided with a plurality of groups of buffer blocks, the outer surfaces of the buffer blocks enclose a complete circle, a plurality of groups of reinforcing ribs are arranged outside the buffer blocks, an oxidation resistant layer is arranged outside the plurality of groups of reinforcing ribs, the space between the oxidation resistant layer and the buffer blocks is filled by PP filling ropes, the oxidation resistant layer is externally wrapped by an outer sheath, the buffer blocks comprise buffer block bodies with fan-shaped sections, the lower sides of the buffer block bodies are inner arc surfaces contacted with the wire core, the upper sides of the buffer block bodies are outer arc surfaces attached with the oxidation resistant layer, two sides of the top end of the buffer block bodies are respectively provided with a first connecting end and a second connecting end in an extending way, the first connecting end is provided with a clamping groove, the second connecting end is provided with a clamping strip matched with the clamping, the excircle that multiunit buffer block constitutes is regular, and the concatenation is convenient, and the cable outward appearance is pleasing to the eye.
Description
Technical Field
The utility model relates to a cable field, in particular to ageing resistance overhead line.
Background
The aerial cable is a single core, and can be divided into a duralumin wire structure, an aluminum alloy wire structure, a steel core or aluminum alloy core supporting structure, a self-supporting three-core threaded structure (the wire core can be duralumin or duralumin wire) and the like according to different structures. The power supply system has the main characteristics of high power supply reliability, good power supply safety, convenience in erection and maintenance, reasonable economy and the like. The existing overhead cable is poor in ageing resistance, poor in elasticity, poor in surface roundness, not only not attractive, but also easy to influence winding, high in damage rate, capable of playing a buffering effect by adopting an annular buffering ring, inconvenient to assemble by adopting an integrated ring and required to stop when a vehicle is collided.
SUMMERY OF THE UTILITY MODEL
The to-be-solved technical problem of the utility model is to provide an ageing resistance aerial wire, this aerial wire not only elasticity is good circularity, and buffering effect is good, and local concatenation is convenient moreover, need not to cup joint, assembles the use at any time.
In order to solve the technical problem, the utility model discloses a technical scheme does:
the utility model provides an ageing resistance overhead line, includes the sinle silk, the sinle silk surface evenly is provided with multiunit buffer block, multiunit the buffer block surface encloses into a complete circle, and the space between the multiunit buffer block is equipped with the filler, the buffer block is equipped with the multiunit strengthening rib outward, the multiunit the strengthening rib is equipped with the antioxidation layer outward, fill through the PP filling rope between antioxidation layer and the buffer block, the outer parcel oversheath of antioxidation layer. The buffer block comprises a buffer block body with a fan-shaped cross section, the lower side of the buffer block body is an inner arc surface contacted with the wire core, the upper side of the buffer block body is an outer arc surface laminated with the oxidation resistant layer, a first connecting end and a second connecting end are respectively arranged on two sides of the top end of the buffer block body in an extending mode, a clamping groove is formed in the first connecting end, and a clamping strip matched with the clamping groove is formed in the second connecting end.
Preferably, the sinle silk includes the cable core, the cable core is equipped with the conductor shielding layer outward, the conductor shielding layer is equipped with the inner liner outward, the inner liner is equipped with the flame retardant coating outward, the flame retardant coating is equipped with rubber insulation layer outward.
Preferably, the buffer block is made of rubber.
Preferably, a hollow hole is formed in the middle of the buffer block body.
Preferably, the outer surface of the oxidation resistant layer is gear-shaped, and the inner surface of the outer sheath is uniformly provided with tooth-shaped protrusions clamped with the oxidation resistant layer.
Adopt above-mentioned technical scheme, utilize the buffer block of the mutual concatenation of multiunit to splice into a ring, can make up according to the size of not unidimensional sinle silk, improve the elasticity of whole aerial [ insulated ] cable, can also improve the circularity of cable, accomplish the quick butt joint between the multiunit buffer block through the mutual assembly of card strip and draw-in groove, easy operation splices at any time and uses at any time, need not to cup joint, and rubber has fire-retardant function, further reduces the risk of cable burning.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a schematic structural diagram of the middle buffer block of the present invention.
In the figure, 1-wire core, 2-buffer block, 3-reinforcing rib, 4-oxidation resisting layer, 5-outer sheath, 11-cable core, 12-conductor shielding layer, 13-inner lining layer, 14-fire resisting layer, 15-rubber insulating layer, 21-inner arc surface, 22-buffer block body, 23-clamping groove, 24-first connecting end, 25-hollow hole, 26-outer arc surface, 27-second connecting end and 28-clamping strip.
Detailed Description
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", "axial", "radial", "circumferential", and the like, indicate the orientation or positional relationship indicated based on the drawings, and are only for convenience of description and simplicity of description, and do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore, should not be construed as limiting the present invention.
The following description of the present invention will be made with reference to the accompanying drawings 1-2. It should be noted that the description of the embodiments is provided to help understanding of the present invention, but the present invention is not limited thereto. In addition, the technical features related to the embodiments of the present invention described below may be combined with each other as long as they do not conflict with each other.
The utility model provides an ageing resistance overhead line, including sinle silk 1, 1 surface of sinle silk evenly is provided with multiunit buffer block 2, multiunit 2 surfaces of buffer block enclose into a complete circle, and the space between the multiunit buffer block 2 is equipped with the filler, buffer block 2 is equipped with multiunit strengthening rib 3 outward, strengthening rib 3 is the reinforcing bar, improves tensile strength, multiunit 3 is equipped with oxidation resisting layer 4 outward, oxidation resisting layer 4 is the polyethylene insulating layer, fill through the PP filling rope between oxidation resisting layer 4 and the buffer block 2, outer parcel oversheath 5 of oxidation resisting layer 4. Buffer block 2 includes that the cross-section is sectorial buffer block body 22, the buffer block body 22 downside is the intrados 21 with sinle silk 1 contact, buffer block body 22 upside is the extrados 26 with oxidation resisting layer 4 laminating, buffer block body 22 top both sides extend respectively and are provided with link one 24 and link two 27, draw-in groove 23 has been seted up on link one 24, set up on link two 27 with draw-in groove 23 assorted card strip 28, through the butt joint of card strip 28 and draw-in groove 23 on two adjacent buffer block bodies 22, realize two buffer block body 22's quick connection, reduce the step of emboliaing sinle silk 1 when installing as a whole, avoid colliding and lead to shutting down the condition of maintenance to take place.
Wherein, sinle silk 1 includes cable core 11, cable core 11 is equipped with conductor shielding layer 12 outward, conductor shielding layer 12 is equipped with inner liner 13 outward, inner liner 13 is equipped with flame retardant coating 14 outward, flame retardant coating 14 is equipped with rubber insulation layer 15 outward, and flame retardant coating 14 has fire-retardant function, improves fire prevention effect.
Wherein, buffer block 2 is the rubber material, and buffer block 2 of rubber material has elasticity and flame retardant efficiency good.
A hollow hole 25 is formed in the middle of the buffer block body 22, and the hollow hole 25 reduces the weight of the buffer block 2 and the whole weight.
Wherein, the surface of antioxidation layer 4 is the gear form, evenly be equipped with on the 5 internal surfaces of oversheath with the dentate arch of antioxidation layer 4 looks joint, mutual joint can effectively reduce the dislocation condition between antioxidation layer 4 and the oversheath 5, improves the stability of cable.
The utility model discloses utilize the buffer block that the multiunit spliced each other to splice into a ring, can make up according to the size of not unidimensional sinle silk, improve the elasticity of whole aerial [ insulated ] cable, can also improve the circularity of cable, accomplish the quick butt joint between the multiunit buffer block through the mutual assembly of card strip and draw-in groove, easy operation, rubber has fire-retardant function, further reduces the risk of cable burning.
The embodiments of the present invention have been described in detail with reference to fig. 1-2, but the present invention is not limited to the described embodiments. It will be apparent to those skilled in the art that various changes, modifications, substitutions and alterations can be made in the embodiments without departing from the principles and spirit of the invention, and the scope of the invention is to be accorded the full scope of the claims.
The above description is only a preferred embodiment of the present invention, and the present invention is not limited to the above embodiments, and although the present invention has been disclosed with the preferred embodiments, it is not limited to the present invention, and any skilled person in the art can make some modifications or equivalent embodiments without departing from the scope of the present invention, but all the technical matters of the present invention are within the scope of the present invention.
Claims (5)
1. The utility model provides an ageing resistance overhead line, includes sinle silk, its characterized in that: the outer surface of the wire core is uniformly provided with a plurality of groups of buffer blocks, the outer surfaces of the plurality of groups of buffer blocks enclose a complete circle, a plurality of groups of reinforcing ribs are arranged outside the buffer blocks, an anti-oxidation layer is arranged outside the plurality of groups of reinforcing ribs, the anti-oxidation layer and the buffer blocks are filled through PP filling ropes, and an outer sheath is wrapped outside the anti-oxidation layer;
the buffer block comprises a buffer block body with a fan-shaped cross section, the lower side of the buffer block body is an inner arc surface contacted with the wire core, the upper side of the buffer block body is an outer arc surface laminated with the oxidation resistant layer, a first connecting end and a second connecting end are respectively arranged on two sides of the top end of the buffer block body in an extending mode, a clamping groove is formed in the first connecting end, and a clamping strip matched with the clamping groove is formed in the second connecting end.
2. The anti-aging overhead line according to claim 1, characterized in that: the sinle silk includes the cable core, the cable core is equipped with the conductor shielding layer outward, the conductor shielding layer is equipped with the inner liner outward, the inner liner is equipped with the flame retardant coating outward, the flame retardant coating is equipped with rubber insulation outward.
3. The anti-aging overhead line according to claim 1, characterized in that: the buffer block is made of rubber.
4. The anti-aging overhead line according to claim 1, characterized in that: a hollow hole is formed in the middle of the buffer block body.
5. The anti-aging overhead line according to claim 1, characterized in that: the outer surface of the oxidation resistant layer is in a gear shape, and the inner surface of the outer sheath is uniformly provided with tooth-shaped bulges clamped with the oxidation resistant layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020580713.0U CN212061945U (en) | 2020-04-18 | 2020-04-18 | Anti-aging overhead line |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202020580713.0U CN212061945U (en) | 2020-04-18 | 2020-04-18 | Anti-aging overhead line |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212061945U true CN212061945U (en) | 2020-12-01 |
Family
ID=73509293
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202020580713.0U Active CN212061945U (en) | 2020-04-18 | 2020-04-18 | Anti-aging overhead line |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212061945U (en) |
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2020
- 2020-04-18 CN CN202020580713.0U patent/CN212061945U/en active Active
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