CN209249196U - A kind of high-performance optical, which is replied by cable, closes 220kV high-pressure cross-linking cable - Google Patents
A kind of high-performance optical, which is replied by cable, closes 220kV high-pressure cross-linking cable Download PDFInfo
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- CN209249196U CN209249196U CN201822238794.1U CN201822238794U CN209249196U CN 209249196 U CN209249196 U CN 209249196U CN 201822238794 U CN201822238794 U CN 201822238794U CN 209249196 U CN209249196 U CN 209249196U
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Abstract
It is replied by cable the utility model discloses a kind of high-performance optical of field of cable technology and closes 220kV high-pressure cross-linking cable, including heat-conducting layer, heat-conducting layer inner cavity is provided with interlayer, two sides outer wall is provided with conductor shield to interlayer up and down, the inner wall of side outer wall and heat-conducting layer of the conductor shield far from interlayer connects, conductor shield inner wall is provided with insulating layer of conductor, insulating layer of conductor inner wall is provided with conductor, heat-conducting layer outer wall is socketed with external shielding layer, matcoveredn is arranged in external shielding layer outer wall, pass through conductor shield and external shielding layer double shielding in device, guarantee cable not by external interference, and conductor shield ensures that connector inner conductor will not interfere with each other, guarantee that cable works normally, waterproof layer and the guarantee of water absorption layer bilayer simultaneously, improve the waterproof performance of cable entirety, ensure not having water infiltration inside cable, cable is avoided to send out Raw leaky, increases the security performance of cable, improves the service life of cable.
Description
Technical field
The utility model relates to field of cable technology, specially a kind of high-performance optical, which is replied by cable, closes 220kV high-pressure cross-linking cable.
Background technique
Cable forms cable by conducting wire, and cable is widely used in every field, and existing high-pressure cross-linking cable is outdoors
In use, the cable invasion by natural environments such as exposing to wind and rain for a long time, the waterproof of cable, resistance to compression, anti-interference etc. are seriously affected
Performance reduces the service life of cable, for this purpose, it is proposed that a kind of high-performance optical, which is replied by cable, closes 220kV high-pressure cross-linking cable.
Utility model content
It is replied by cable the purpose of this utility model is to provide a kind of high-performance optical and closes 220kV high-pressure cross-linking cable, on solving
State the problem of proposing in background technique.
To achieve the above object, the utility model provides the following technical solutions: a kind of high-performance optical, which is replied by cable, closes 220kV high pressure
Crosslinked cable, including heat-conducting layer, heat-conducting layer inner cavity are provided with interlayer, and two sides outer wall is provided with conductor shield to interlayer up and down,
The inner wall of side outer wall and heat-conducting layer of the conductor shield far from interlayer connects, and conductor shield inner wall is provided with conductor insulation
Layer, insulating layer of conductor inner wall are provided with conductor, and heat-conducting layer outer wall is socketed with external shielding layer, and external shielding layer outer wall is provided with protection
Layer, protective layer inner wall and external shielding layer outer wall are provided with link block, and inside and outside be provided with elastic strip, bullet between link block
Property item be cylindrical hollow shape, protective layer outer wall is socketed with outer layer.
Preferably, interlayer includes two groups of thermal insulation layers, and the side outer wall and two groups of conductor screens that two groups of thermal insulation layers are located remotely from each other
Layer outer wall connection in side close to each other is covered, and thermal insulation layer side outer wall close to each other in two sides is evenly arranged with convex block up and down,
And the interlaced setting of two sides convex block, and the vertical section semicircular in shape of convex block up and down.
Preferably, protective layer includes the waterproof layer connecting with outer layer inner wall, and waterproof layer inner wall is provided with armor, armor
Inner wall is provided with flame-retardant layer, and flame-retardant layer inner wall is provided with water absorption layer.
Preferably, heat-conducting layer outer wall is evenly arranged with internal projection and inner groovy, and internal projection with inner groovy is interlaced sets
It sets, external shielding layer inner wall is uniformly provided with outer lug and external groove, and internal projection is connect with external groove, and inner groovy and outer lug
Connection.
Preferably, elastic strip number shares six groups, and six groups of elastic strip circular array arrangements, and elastic strip is rubber bullet
Property item.
Preferably, outer layer is outer layer of polyethene, and outer layer with a thickness of 1 point 5 millimeter.
Compared with prior art, the utility model has the beneficial effects that passing through conductor shield and external shielding layer in device
Double shielding, guarantee cable is not by external interference, and conductor shield ensures that connector inner conductor will not interfere with each other, and guarantees
Cable works normally, while by elastic strip deformation, removal applied external force, guarantee not will receive inside cable external force squeeze and
Damage, and waterproof layer and the guarantee of water absorption layer bilayer, improve the waterproof performance of cable entirety, it is ensured that do not have water infiltration inside cable
Enter, avoids cable that leaky occurs, increase the security performance of cable, improve the service life of cable.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is the utility model protective layer structure schematic diagram.
In figure: 1, heat-conducting layer；2, interlayer；21, convex block；3, conductor shield；4, insulating layer of conductor；5, conductor；6, external screen
Cover layer；7, elastic strip；8, protective layer；81, waterproof layer；82, armor；83, flame-retardant layer；84, water absorption layer；9, outer layer.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
The utility model provides a kind of technical solution referring to FIG. 1-2: a kind of high-performance optical, which is replied by cable, closes 220kV high pressure and hands over
Join cable, including heat-conducting layer 1,1 inner cavity of heat-conducting layer are provided with interlayer 2, about 2 two sides outer wall of interlayer is provided with conductor shield
3, conductor shield 3 is connect far from the side outer wall of interlayer 2 with the inner wall of heat-conducting layer 1, and 3 inner wall of conductor shield is provided with conductor
Insulating layer 4, low smoke, zero halogen crosslinked insulating material of the insulating layer of conductor 4 using high electrical property and mechanical and physical performance, conductor insulation
4 inner wall of layer are provided with conductor 5, and 1 outer wall of heat-conducting layer is socketed with external shielding layer 6, and conductor shield 3 and external shielding layer 6 are copper wire
Weave, by conductor shield 3 and 6 double shielding of external shielding layer, guarantee cable not by external interference, and conductor shielding
Layer 3 ensures that connector inner conductor 5 will not interfere with each other, and guarantees that cable works normally, and improves cable integrally jamproof performance, outside
6 outer wall of shielded layer is arranged matcoveredn 8, and 8 inner wall of protective layer and 6 outer wall of external shielding layer are provided with link block, and inside and outside
Elastic strip 7 is provided between link block, elastic strip 7 is cylindrical hollow shape, and deformation occurs for elastic strip 7, and removal external forces are kept away
Exempt from power to be applied directly to inside cable and cause cable bad, increases the anti-pressure ability of cable, 8 outer wall of protective layer is socketed with outer layer
9。
Wherein, interlayer 2 includes two groups of thermal insulation layers, and the side outer wall and two groups of conductor shieldings that two groups of thermal insulation layers are located remotely from each other
The outer wall connection in side close to each other of layer 3, and thermal insulation layer side outer wall close to each other in two sides is evenly arranged with convex block up and down, and
The interlaced setting of upper and lower two sides convex block, and the vertical section semicircular in shape of convex block, convex block is rubber convex block, convex by upper and lower two sides
Block mutual extrusion misplaces, and the impact force between two groups of conductor shields 3 of removal avoids conductor 5 from damaging；
Protective layer 8 includes the waterproof layer 81 connecting with 9 inner wall of outer layer, and waterproof layer 81 is bitumen layer, prevents outside water from penetrating into
To inside cable, 81 inner wall of waterproof layer is provided with armor 82, and armor 82 is woven by nickel coated steel wire, and it is whole to increase cable
The intensity of body, 82 inner wall of armor are provided with flame-retardant layer 83, and flame-retardant layer 83 is woven using glass fiber material, avoid cable
Spontaneous combustion occurs, 83 inner wall of flame-retardant layer is provided with water absorption layer 84, and water absorption layer 84 is gypsic horizon, further avoids outside water and penetrates into electricity
Inside cable, it is ensured that leaky will not occur for cable, improve the safety that cable uses；
1 outer wall of heat-conducting layer is evenly arranged with internal projection and inner groovy, and internal projection and the interlaced setting of inner groovy, external screen
It covers 6 inner wall of layer and is uniformly provided with outer lug and external groove, and internal projection is connect with external groove, and inner groovy is connect with outer lug,
Increase heat-conducting layer 1 and external shielding layer 6 contact area, improve cable inside radiating efficiency, also raising external shielding layer 6 with it is thermally conductive
The stability connected between layer 1, guarantees the interference free performance of cable；
7 numbers of elastic strip share six groups, and six groups of 7 circular array of elastic strip arrangements, and elastic strip 7 is caoutchouc elasticity
Item increases the anti-pressure ability of cable entirety, and cable is avoided to be squeezed and be damaged by external force；
Outer layer 9 be outer layer of polyethene, and outer layer 9 with a thickness of 1 point 5 millimeter, increase cable outer layer 9 intensity, avoid
Outer layer 9 is worn.
Working principle: cable when in use, by waterproof layer 81 protects the bilayer that water isolation absorbs water with water absorption layer 84
Barrier, improves the waterproof performance of cable, and water is avoided to penetrate into inside cable and cause leaky, increases the safety that cable uses
Property, when cable is squeezed by external force, deformation occurs for elastic strip 7, removal external forces, and power is avoided to be applied directly to inside cable
And cable bad is caused, increase the anti-pressure ability of cable, by conductor shield 3 and 6 double shielding of external shielding layer, guarantees cable
Not by external interference, and conductor shield 3 ensures that connector inner conductor 5 will not interfere with each other, and guarantees that cable works normally, mentions
The performance of high cable entirety.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of high-performance optical, which is replied by cable, closes 220kV high-pressure cross-linking cable, including heat-conducting layer (1), it is characterised in that: heat-conducting layer (1)
Inner cavity is provided with interlayer (2), and two sides outer wall is provided with conductor shield (3) interlayer (2) up and down, and conductor shield (3) is separate
The side outer wall of interlayer (2) is connect with the inner wall of heat-conducting layer (1), and conductor shield (3) inner wall is provided with insulating layer of conductor (4),
Insulating layer of conductor (4) inner wall is provided with conductor (5), and heat-conducting layer (1) outer wall is socketed with external shielding layer (6), external shielding layer (6) outer wall
Be arranged matcoveredn (8), protective layer (8) inner wall and external shielding layer (6) outer wall are provided with link block, and inside and outside link block
Between be provided with elastic strip (7), elastic strip (7) is cylindrical hollow shape, and protective layer (8) outer wall is socketed with outer layer (9).
2. a kind of high-performance optical according to claim 1, which is replied by cable, closes 220kV high-pressure cross-linking cable, it is characterised in that: interlayer
It (2) include two groups of thermal insulation layers, and the side outer wall that is located remotely from each other of two groups of thermal insulation layers and two groups of conductor shields (3) are close to each other
The connection of side outer wall, and thermal insulation layer side outer wall close to each other in two sides is evenly arranged with convex block up and down, and two sides convex block up and down
Interlaced setting, and the vertical section semicircular in shape of convex block.
3. a kind of high-performance optical according to claim 1, which is replied by cable, closes 220kV high-pressure cross-linking cable, it is characterised in that: protection
Layer (8) includes the waterproof layer (81) connecting with outer layer (9) inner wall, and waterproof layer (81) inner wall is provided with armor (82), armor
(82) inner wall is provided with flame-retardant layer (83), and flame-retardant layer (83) inner wall is provided with water absorption layer (84).
4. a kind of high-performance optical according to claim 1, which is replied by cable, closes 220kV high-pressure cross-linking cable, it is characterised in that: thermally conductive
Layer (1) outer wall is evenly arranged with internal projection and inner groovy, and internal projection and the interlaced setting of inner groovy, and external shielding layer (6) is interior
Wall is uniformly provided with outer lug and external groove, and internal projection is connect with external groove, and inner groovy is connect with outer lug.
5. a kind of high-performance optical according to claim 1, which is replied by cable, closes 220kV high-pressure cross-linking cable, it is characterised in that: elasticity
Item (7) number shares six groups, and six groups of elastic strip (7) circular array arrangements, and elastic strip (7) is caoutchouc elasticity item.
6. a kind of high-performance optical according to claim 1, which is replied by cable, closes 220kV high-pressure cross-linking cable, it is characterised in that: outer layer
(9) be outer layer of polyethene, and outer layer (9) with a thickness of 1 point 5 millimeter.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822238794.1U CN209249196U (en) | 2018-12-28 | 2018-12-28 | A kind of high-performance optical, which is replied by cable, closes 220kV high-pressure cross-linking cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201822238794.1U CN209249196U (en) | 2018-12-28 | 2018-12-28 | A kind of high-performance optical, which is replied by cable, closes 220kV high-pressure cross-linking cable |
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| Publication Number | Publication Date |
|---|---|
| CN209249196U true CN209249196U (en) | 2019-08-13 |
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ID=67535291
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201822238794.1U Active CN209249196U (en) | 2018-12-28 | 2018-12-28 | A kind of high-performance optical, which is replied by cable, closes 220kV high-pressure cross-linking cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209249196U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112071490A (en) * | 2020-09-10 | 2020-12-11 | 湖南金缆电工科技有限责任公司 | High-temperature-resistant flame-retardant cable and manufacturing method thereof |
| CN115762894A (en) * | 2023-01-06 | 2023-03-07 | 京缆电缆有限公司 | Safe type 110kV high tension cable convenient to connect |
-
2018
- 2018-12-28 CN CN201822238794.1U patent/CN209249196U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN112071490A (en) * | 2020-09-10 | 2020-12-11 | 湖南金缆电工科技有限责任公司 | High-temperature-resistant flame-retardant cable and manufacturing method thereof |
| CN115762894A (en) * | 2023-01-06 | 2023-03-07 | 京缆电缆有限公司 | Safe type 110kV high tension cable convenient to connect |
| CN115762894B (en) * | 2023-01-06 | 2023-03-31 | 京缆电缆有限公司 | Safe type 110kV high tension cable convenient to connect |
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