CN207572118U - A kind of cold-resistant power cable of high-strength waterproof - Google Patents
A kind of cold-resistant power cable of high-strength waterproof Download PDFInfo
- Publication number
- CN207572118U CN207572118U CN201721447777.8U CN201721447777U CN207572118U CN 207572118 U CN207572118 U CN 207572118U CN 201721447777 U CN201721447777 U CN 201721447777U CN 207572118 U CN207572118 U CN 207572118U
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- CN
- China
- Prior art keywords
- layer
- restrictive coating
- hide
- fixed bed
- water blocking
- 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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Classifications
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- 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
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Abstract
The utility model discloses a kind of cold-resistant power cables of high-strength waterproof,Including restrictive coating,Shielded layer,Water blocking layer,Conductor and insulating layer,Shielded layer is fitted at the restrictive coating inner ring,The restrictive coating is in ring-shaped structure,Restrictive coating is internally provided with ox-hide layer,Groove is additionally provided with inside ox-hide layer,Water blocking layer is fitted at the shielded layer inner ring,Restrictive coating is internally provided with ox-hide layer in this device,Ox-hide layer structural strength is higher,Increase the structural strength of restrictive coating,Restrictive coating is not easy damaged due to outside cause,And it is equipped at intervals with groove inside ox-hide layer,Groove causes ox-hide layer and restrictive coating to have certain telescopicing performance,Resiliency is stronger,Restrictive coating is hardly damaged,Be not in infiltration and leaky,Safety is higher,Buffer layer also is provided between fixed bed and water blocking layer,Insulating layer,It is not easy to wear between fixed bed and water blocking layer,Service using life is longer,It is suitble to promote.
Description
Technical field
The utility model is related to the cold-resistant power cable technical field of waterproof, specially a kind of cold-resistant electricity of high-strength waterproof
Power cable.
Background technology
Number of patent application is：201620298780.7 patent is entitled：Can have in the document of waterproof is cold-resistant power cable
Effect prevents cable from the contact resistance between conductor single line is increased, since moisture long term aoxidizes cable conductor so as to increase
The resistance of the conductor of big cable causes cable line loss to increase, decreasing insulating and the safety accident that occurs, suitable for extraordinary ring
The place of operation under border, has a vast market prospect, but it there are still following drawbacks during actual use：
1. when if restrictive coating, shielded layer and the belting layer that blocks water are because of outside cause breakage, around the insulating layer inside cable
Easily water inlet is susceptible to frost under severe cold weather around insulating layer, aquation can increase into volume during frost, and frost volume increases
Meeting extruding insulation layer when big easily makes insulating layer rupture that insulating layer inner conductor be caused to leak electricity, also easily makes when freezing absolutely
Restrictive coating, shielded layer and the belting layer breakage that blocks water outside edge layer easily continue to expand, and cause to leak electricity, safety is relatively low；
2. the inside for the belting layer that blocks water is directly placed between the insulating layer of conductor outer end, what is transported and install or overhaul
Easily mutually abrasion between insulating layer between different conductor in the process, and it is also easily mutual between insulating layer and the belting layer that blocks water
Abrasion, insulating layer and the belting layer service life that blocks water are shorter, and leaky easily occurs after long-time use.
Utility model content
The purpose of this utility model is to provide a kind of cold-resistant power cable of high-strength waterproof, to solve above-mentioned background skill
The problem of being proposed in art.
To achieve the above object, the utility model provides following technical solution：A kind of cold-resistant electric power electricity of high-strength waterproof
Including restrictive coating, shielded layer, water blocking layer, conductor and insulating layer, shielded layer is fitted at the restrictive coating inner ring for cable, described
Restrictive coating is in ring-shaped structure, and restrictive coating is internally provided with ox-hide layer, groove, the shielded layer inner ring are additionally provided with inside ox-hide layer
Place is fitted with water blocking layer, and buffer layer is fitted at water blocking layer inner ring, and fixed bed is fitted at buffer layer inner ring, described solid
It is adhesively fixed between given layer and buffer layer by glue, is equipped with conductor between fixed bed two-by-two, the conductor is in front and rear to passing through
Given layer setting is fastened, conductor periphery is enclosed with insulating layer, buffer layer also is provided between insulating layer and fixed bed.
Preferably, the ox-hide layer is in ring-shaped structure, and ox-hide layer is around a circle setting inside restrictive coating.
Preferably, the rectangular groove body type structure of the groove, groove be equipped with it is multiple, multiple grooves are interruption-like to be enclosed
Around a circle setting inside ox-hide layer.
Preferably, the fixed bed cross section is in a quarter round, and there are four fixed bed is set, four fixed beds are common
A round structure is formed, four fixed beds are mutually bonded each other by glue.
Compared with prior art, the beneficial effects of the utility model are：The utility model structure setting is reasonable, functional
By force, it has the following advantages：
1. restrictive coating is internally provided with ox-hide layer in this device, ox-hide layer structural strength is higher, increases the structure of restrictive coating
Intensity, restrictive coating are not easy due to outside cause damaged, and groove are equipped at intervals with inside ox-hide layer, groove cause ox-hide layer and
Restrictive coating has certain telescopicing performance, and resiliency is stronger, and restrictive coating is hardly damaged, and is not in infiltration and leaky,
Safety is higher；
2. the insulating layer of conductor periphery is fixed between fixed bed in this device, and is equipped between insulating layer and fixed bed slow
Rush layer, insulating layer is fixed on not easily shifted in fixed bed, also is provided with buffer layer between fixed bed and water blocking layer, insulating layer, solid
Not easy to wear between given layer and water blocking layer, service using life is longer, is suitble to promote.
Description of the drawings
FIG. 1 is a schematic structural view of the utility model；
Fig. 2 is A plot structure enlarged diagrams in the utility model Fig. 1.
In figure：1 restrictive coating, 2 shielded layers, 3 water blocking layers, 4 buffer layers, 5 fixed beds, 6 conductors, 7 ox-hide layers, 8 grooves, 9
Insulating layer.
Specific embodiment
The following is a combination of the drawings in the embodiments of the present utility model, and the technical scheme in the embodiment of the utility model is carried out
It clearly and completely describes, 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 embodiment in the utility model, those of ordinary skill in the art are without making creative work
All other embodiments obtained shall fall within the protection scope of the present invention.
- 2 are please referred to Fig.1, the utility model provides a kind of technical solution：A kind of cold-resistant power cable of high-strength waterproof,
Including restrictive coating 1, shielded layer 2, water blocking layer 3, conductor 6 and insulating layer 9, shielded layer 2, sheath are fitted at 1 inner ring of restrictive coating
For layer 1 in ring-shaped structure, restrictive coating 1 is internally provided with ox-hide layer 7, and ox-hide layer 7 is in ring-shaped structure, and ox-hide layer 7 surrounds restrictive coating 1
One circle of inside is set, and groove 8,8 rectangular groove body type structure of groove are additionally provided with inside ox-hide layer 7, and groove 8 is equipped with more
A, multiple grooves 8 are interruption-like to be fitted with water blocking layer 3 at 7 inside of ox-hide layer, one circle setting, 2 inner ring of shielded layer, hinders
Buffer layer 4 is fitted at 3 inner ring of water layer, is fitted with fixed bed 5 at 4 inner ring of buffer layer, 5 cross section of fixed bed in four/
One round, there are four fixed bed 5 is set, four fixed beds 5 collectively constitute a round structure, four fixed beds 5 each other it
Between mutually bonded by glue, be adhesively fixed by glue between fixed bed 5 and buffer layer 4, be equipped between fixed bed 5 two-by-two
Conductor 6, conductor 6 are set in front and rear to through fixed bed 5, and 6 periphery of conductor is enclosed with insulating layer 9, insulating layer 9 and fixed bed 5 it
Between also be provided with buffer layer 4.
Operation principle：First, between 6 related insulating layer 9 of conductor being fastened on fixed bed 5 two-by-two, two-by-two between fixed bed 5
It is mutually bonded by glue, conductor 6 and insulating layer 9 are not easy to shake when being fixed in fixed bed 5, and insulating layer 9 and fixed bed 5
Between be equipped with buffer layer 4, buffer layer 4 reduces the abrasion between insulating layer 9 and fixed bed 5, between fixed bed 5 and water blocking layer 3
Buffer layer 4 reduce abrasion between fixed bed 5 and water blocking layer 5 so that the not cracky of water blocking layer 5 increases making for device
With the performance in service life, waterproof and anti-severe cold, the use cost of device is also reduced accordingly, 7 structural strength of ox-hide layer is higher,
Ox-hide layer 7 increases the structural strength of restrictive coating 1, and the groove 8 inside ox-hide layer 7 is so that ox-hide layer 7 and restrictive coating 1 have one
Fixed telescopicing performance, resiliency is stronger, and restrictive coating 1 is hardly damaged, and is not in infiltration and leaky, and safety is higher,
It is suitble to promote.
While there has been shown and described that the embodiment of the utility model, for the ordinary skill in the art,
It is appreciated that can these embodiments be carried out with a variety of variations in the case of the principle and spirit for not departing from the utility model, repaiied
Change, replace and modification, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (4)
1. a kind of cold-resistant power cable of high-strength waterproof, including restrictive coating（1）, shielded layer（2）, water blocking layer（3）, conductor（6）
And insulating layer（9）, the restrictive coating（1）Shielded layer is fitted at inner ring（2）, it is characterised in that：The restrictive coating（1）In circle
Cyclic structure, restrictive coating（1）It is internally provided with ox-hide layer（7）, ox-hide layer（7）Inside is additionally provided with groove（8）, the shielded layer
（2）Water blocking layer is fitted at inner ring（3）, water blocking layer（3）Buffer layer is fitted at inner ring（4）, buffer layer（4）It is pasted at inner ring
It closes and is equipped with fixed bed（5）, the fixed bed（5）With buffer layer（4）Between be adhesively fixed by glue, fixed bed two-by-two（5）It
Between be equipped with conductor（6）, the conductor（6）In front and rear to through fixed bed（5）Setting, conductor（6）Periphery is enclosed with insulating layer
（9）, insulating layer（9）With fixed bed（5）Between also be provided with buffer layer（4）.
2. a kind of cold-resistant power cable of high-strength waterproof according to claim 1, it is characterised in that：The ox-hide layer
（7）In ring-shaped structure, ox-hide layer（7）Around restrictive coating（1）One circle setting of inside.
3. a kind of cold-resistant power cable of high-strength waterproof according to claim 1, it is characterised in that：The groove
（8）Rectangular groove body type structure, groove（8）Equipped with multiple, multiple grooves（8）It is interruption-like to surround ox-hide layer（7）It is internal
One circle setting.
4. a kind of cold-resistant power cable of high-strength waterproof according to claim 1, it is characterised in that：The fixed bed
（5）Cross section is in a quarter round, fixed bed（5）There are four if, four fixed beds（5）Collectively constitute a round knot
Structure, four fixed beds（5）It is mutually bonded by glue each other.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721447777.8U CN207572118U (en) | 2017-11-03 | 2017-11-03 | A kind of cold-resistant power cable of high-strength waterproof |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721447777.8U CN207572118U (en) | 2017-11-03 | 2017-11-03 | A kind of cold-resistant power cable of high-strength waterproof |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207572118U true CN207572118U (en) | 2018-07-03 |
Family
ID=62692835
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721447777.8U Expired - Fee Related CN207572118U (en) | 2017-11-03 | 2017-11-03 | A kind of cold-resistant power cable of high-strength waterproof |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207572118U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111564246A (en) * | 2020-05-15 | 2020-08-21 | 中东线缆制造有限责任公司 | High-temperature-resistant cable and production process thereof |
-
2017
- 2017-11-03 CN CN201721447777.8U patent/CN207572118U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN111564246A (en) * | 2020-05-15 | 2020-08-21 | 中东线缆制造有限责任公司 | High-temperature-resistant cable and production process thereof |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20180703 Termination date: 20181103 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |