CN206379212U - A kind of novel water-blocking moistureproof power cable - Google Patents
A kind of novel water-blocking moistureproof power cable Download PDFInfo
- Publication number
- CN206379212U CN206379212U CN201720066729.8U CN201720066729U CN206379212U CN 206379212 U CN206379212 U CN 206379212U CN 201720066729 U CN201720066729 U CN 201720066729U CN 206379212 U CN206379212 U CN 206379212U
- Authority
- CN
- China
- Prior art keywords
- layer
- power cable
- waterstops
- waterstop
- oversheath
- 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.)
- Expired - Fee Related
Links
- 239000004020 conductor Substances 0.000 claims abstract description 18
- 238000009413 insulation Methods 0.000 claims abstract description 13
- 230000004888 barrier function Effects 0.000 claims abstract description 10
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 9
- 229910052802 copper Inorganic materials 0.000 claims abstract description 8
- 239000010949 copper Substances 0.000 claims abstract description 8
- 210000000481 breast Anatomy 0.000 claims abstract description 4
- 229910000831 Steel Inorganic materials 0.000 claims description 9
- 239000010959 steel Substances 0.000 claims description 9
- ATJFFYVFTNAWJD-UHFFFAOYSA-N Tin Chemical compound [Sn] ATJFFYVFTNAWJD-UHFFFAOYSA-N 0.000 claims description 7
- 239000000203 mixture Substances 0.000 claims description 5
- 239000012528 membrane Substances 0.000 claims description 3
- 229920001721 polyimide Polymers 0.000 claims description 3
- 229920000098 polyolefin Polymers 0.000 claims description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 abstract description 16
- 230000008961 swelling Effects 0.000 abstract description 3
- 230000000694 effects Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 239000004952 Polyamide Substances 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 238000005260 corrosion Methods 0.000 description 2
- 238000007747 plating Methods 0.000 description 2
- 229920003223 poly(pyromellitimide-1,4-diphenyl ether) Polymers 0.000 description 2
- 229920001495 poly(sodium acrylate) polymer Polymers 0.000 description 2
- 229920002647 polyamide Polymers 0.000 description 2
- NNMHYFLPFNGQFZ-UHFFFAOYSA-M sodium polyacrylate Chemical compound [Na+].[O-]C(=O)C=C NNMHYFLPFNGQFZ-UHFFFAOYSA-M 0.000 description 2
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 description 1
- 230000003026 anti-oxygenic effect Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 230000000903 blocking effect Effects 0.000 description 1
- 230000007812 deficiency Effects 0.000 description 1
- 238000005516 engineering process Methods 0.000 description 1
- 239000003063 flame retardant Substances 0.000 description 1
- 230000007774 longterm Effects 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 239000000126 substance Substances 0.000 description 1
Classifications
-
- 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
Landscapes
- Building Environments (AREA)
Abstract
The utility model discloses a kind of novel water-blocking moistureproof power cable, its structure includes conductor, Inner bed courses, insulating barrier, insulation screen, wrapped belt, a number waterstop, shielding layer of copper wires, No. two waterstops, steel-tape armouring layer, oversheath, described conductor is located at the bosom of oversheath, described conductor is connected with Inner bed courses, described Inner bed courses are connected with insulation screen with insulating barrier, described insulation screen and wrapped belt are flexibly connected, described wrapped belt and shielding layer of copper wires is connected with a waterstop, No. two described waterstops and steel-tape armouring floor are flexibly connected, the utility model is provided with a waterstop and No. two waterstops, it can be blocked water twice, and it is designed with V-structure layer and fan-shaped expansion grain standing groove, V-structure is difficult into water, even if water inlet, be placed on the expansion grain of fan-shaped expansion grain standing groove also can water swelling block the passage that moisture is come in, improve waterproof and dampproof efficiency.
Description
Technical field
The utility model is a kind of novel water-blocking moistureproof power cable, belongs to field of cables.
Background technology
Power cable is the cable for transmitting and distributing electric energy, is usually used in Urban Underground power network, the lead-out wire in power station
The submarine transmission line on road, the in-line power of industrial and mining enterprises and crossing river and sea.
Prior art discloses a kind of power cable of Application No. 201320154073.7, including oversheath and cable core,
Flame-retardant layer, insulating barrier and screen layer are set between described oversheath and cable core, and the utility model efficiently solves existing electric power
Electric leakage, short circuit, poor safety performance, the problem of service life of cable is short easily occur for cable, but the utility model is in humidity
Environment, it is impossible to water-blocking moistureproof, it is impossible to preferably protected to cable, in addition influence cable normal using.
Utility model content
In view of the deficienciess of the prior art, the utility model purpose is to provide a kind of novel water-blocking moistureproof power cable,
To solve in moist environment, it is impossible to which water-blocking moistureproof, it is impossible to preferably protected to cable, or even the normal of influence cable make
The problem of using.
To achieve these goals, the utility model is to realize by the following technical solutions：A kind of water blocking is prevented
Damp power cable, its structure includes conductor, Inner bed courses, insulating barrier, insulation screen, wrapped belt, waterstop, a copper wire screen
Floor, No. two waterstops, steel-tape armouring floor, oversheaths are covered, described conductor is located at the bosom of oversheath, described conductor and Inner
Bed course is connected, and described Inner bed courses are connected with insulation screen with insulating barrier, described insulation screen and wrapped belt
It is flexibly connected, described wrapped belt and shielding layer of copper wires is connected with a waterstop, No. two described waterstops and steel band armour
Fill layer to be flexibly connected, described steel-tape armouring layer and the connection of oversheath type, a described waterstop and No. two waterstops is all
It is made up of waterproof outer film, V-structure layer, four fan-shaped expansion grain standing grooves and middle fixed core, described layer waterproof membrane and V
Type structure sheaf is connected, and described middle fixed core is connected with sector expansion grain standing groove, described V-structure layer and sector
Expansion grain standing groove is fixedly connected.
Further, described steel-tape armouring layer constitutes for more than two layers of tin-coated steel strand, and tin steel wire is not oxidizable, tool
There is good corrosion resistance.
Further, described oversheath is made up of polyolefin layers.
Further, the section of described conductor is more than two circles.
Further, described Inner bed courses are polyimide film layer composition, Kapton heat endurance, chemically-resistant
Corrosivity and mechanical performance.
Further, a described waterstop and No. two waterstops are provided with V-structure floor, can stop most sky
Air water point.
Further, expansion grain is placed with described fan-shaped expansion grain standing groove, expansion grain is to use Sodium Polyacrylate material
Material is made, and a chance water will expand.
The beneficial effects of the utility model:Provided with a waterstop and No. two waterstops, it can be blocked water twice, and
And V-structure layer and fan-shaped expansion grain standing groove are designed with, V-structure is difficult into water, even if water inlet, is placed on fan-shaped expansion grain
The expansion grain of standing groove also can water swelling block the passage that moisture is come in, improve waterproof and dampproof efficiency.
Brief description of the drawings
By reading the detailed description made with reference to the following drawings to non-limiting example, other spies of the present utility model
Levy, objects and advantages will become more apparent upon：
Fig. 1 is a kind of structural representation of novel water-blocking moistureproof power cable of the utility model；
Fig. 2 shows for the structure of a kind of number waterstop of novel water-blocking moistureproof power cable of the utility model and No. two waterstops
It is intended to；
In figure：Conductor -1, Inner bed courses -2, insulating barrier -3, insulation screen -4, wrapped belt -5, waterstop -6, a copper
Silk screen layer -7, No. two waterstops -8, steel-tape armouring floor -9, oversheath -10, waterproof outer film -11, V-structure floor -12, four
Individual fan-shaped expansion grain standing groove -13, middle fixed core -14.
Embodiment
To be easy to understand technological means, creation characteristic, reached purpose and effect of the utility model realization, below
With reference to embodiment, the utility model is expanded on further.
Fig. 1, Fig. 2 are referred to, the utility model provides a kind of novel water-blocking moistureproof power cable：Its structure include conductor 1,
Inner bed courses 2, insulating barrier 3, insulation screen 4, wrapped belt 5, waterstop 6, shielding layer of copper wires 7, No. two waterstops 8, a steel
Band armor 9, oversheath 10, described conductor 1 are located at the bosom of oversheath 10, and described conductor 1 is connected with Inner bed courses 2
Connect, described Inner bed courses 2 are connected with insulation screen 4 with insulating barrier 3, described insulation screen 4 and the activity of wrapped belt 5
Connection, described wrapped belt 5 and shielding layer of copper wires 7 is connected with a waterstop 6, No. two described waterstops 8 and steel band armour
Dress layer 9 is flexibly connected, and described steel-tape armouring layer 9 and oversheath 10 are connected, described a waterstop 6 and No. two waterstops 8
All it is made up of waterproof outer film 11, V-structure layer 12, four fan-shaped expansion grain standing grooves 13 and middle fixed core 14, it is described
Layer waterproof membrane 11 and V-structure layer 12 be connected, described middle fixed core 14 and the fan-shaped grain standing groove 13 that expands are connected,
Described V-structure layer 12 is fixedly connected with sector expansion grain standing groove 13, and described steel-tape armouring layer 9 is more than two layers of plating
Tin steel wire bar is constituted, and tin steel wire is not oxidizable, and with good corrosion resistance, described oversheath 10 is by polyolefin layers group
Into the section of described conductor 1 is more than two circles, and described Inner bed courses 2 are polyimide film layer compositions, and polyamides is sub-
Amine film heat stability, chemical resistance and mechanical performance, a described waterstop 6 and No. two waterstops 8 are provided with V-type knot
Structure layer 12, can stop in most air moisture, described fan-shaped expansion grain standing groove 13 and be placed with expansion grain, expansion grain is
It is made of Sodium Polyacrylate material, a chance water will expand.
Carrying out in use, provided with a waterstop 6 and No. two waterstops 8, can be blocked water twice, and all set
There are V-structure layer 12 and fan-shaped expansion grain standing groove 13, V-structure is difficult into water, even if water inlet, be placed on fan-shaped expansion grain and put
Put the expansion grain of groove 13 also can water swelling block the passage that moisture is come in, waterproof efficiency is improved, because Inner bed courses 2 are that polyamides is sub-
Amine film layer is constituted, according to the characteristic of Kapton, with certain anticorrosive property, and steel-tape armouring layer 9 be it is tin plating,
Tin has antioxygenic property, and the conductor at center can be protected not oxidized, it is ensured that the conductive permanence of conductor.
There is short circuit, the situation of power-off in dark moist environment, usually in such as certain power circuit LONG-TERM DISTRIBUTION, right
This, using the utility model, electric power provides station in connection, due to composition architectural characteristic of the present utility model, the effect of water-blocking moistureproof
Rate is high, does not result in above phenomenon
General principle of the present utility model and principal character and advantage of the present utility model has been shown and described above, for
For those skilled in the art, it is clear that the utility model is not limited to the details of above-mentioned one exemplary embodiment, and without departing substantially from this
In the case of the spirit or essential attributes of utility model, the utility model can be realized in other specific forms.Therefore, no matter
From the point of view of which point, embodiment all should be regarded as exemplary, and be nonrestrictive, scope of the present utility model is by institute
Attached claim rather than described above are limited, it is intended that will fall in the implication and scope of the equivalency of claim
All changes are included in the utility model.Any reference in claim should not be considered as to the right involved by limitation
It is required that.
Moreover, it will be appreciated that although the present specification is described in terms of embodiments, not each embodiment is only wrapped
Containing an independent technical scheme, this narrating mode of specification is only that for clarity, those skilled in the art should
Using specification as an entirety, the technical solutions in the various embodiments may also be suitably combined, forms those skilled in the art
It may be appreciated other embodiment.
Claims (5)
1. a kind of novel water-blocking moistureproof power cable, it is characterised in that：Its structure includes conductor (1), Inner bed courses (2), insulating barrier
(3), insulation screen (4), wrapped belt (5), waterstop (6), shielding layer of copper wires (7), No. two waterstops (8), a steel bands
Armor (9), oversheath (10), described conductor (1) are located at the bosom of oversheath (10), described conductor (1) and Inner pads
Layer (2) is connected, and described Inner bed courses (2) are connected with insulation screen (4) with insulating barrier (3), described insulation screen
(4) it is flexibly connected with wrapped belt (5), described wrapped belt (5) and shielding layer of copper wires (7) is connected with a waterstop (6),
No. two described waterstops (8) and steel-tape armouring floor (9) are flexibly connected, and described steel-tape armouring layer (9) and oversheath (10) are even
Connect, a described waterstop (6) and No. two waterstops (8) be all by waterproof outer film (11), V-structure floor (12), four
Sector expansion grain standing groove (13) and middle fixed core (14) composition, described layer waterproof membrane (11) and V-structure layer (12) phase
Connection, described middle fixed core (14) is connected with sector expansion grain standing groove (13), described V-structure layer (12) and fan
Shape expansion grain standing groove (13) is fixedly connected.
2. a kind of novel water-blocking moistureproof power cable according to claim 1, it is characterised in that：Described steel-tape armouring layer
(9) constituted for more than two layers of tin-coated steel strand.
3. a kind of novel water-blocking moistureproof power cable according to claim 1, it is characterised in that：Described oversheath (10)
It is made up of polyolefin layers.
4. a kind of novel water-blocking moistureproof power cable according to claim 1, it is characterised in that：Described conductor (1)
Section is more than two circles.
5. a kind of novel water-blocking moistureproof power cable according to claim 1, it is characterised in that：Described Inner bed courses (2)
It is polyimide film layer composition.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720066729.8U CN206379212U (en) | 2017-01-18 | 2017-01-18 | A kind of novel water-blocking moistureproof power cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720066729.8U CN206379212U (en) | 2017-01-18 | 2017-01-18 | A kind of novel water-blocking moistureproof power cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN206379212U true CN206379212U (en) | 2017-08-04 |
Family
ID=59400645
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201720066729.8U Expired - Fee Related CN206379212U (en) | 2017-01-18 | 2017-01-18 | A kind of novel water-blocking moistureproof power cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN206379212U (en) |
-
2017
- 2017-01-18 CN CN201720066729.8U patent/CN206379212U/en not_active Expired - Fee Related
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20170804 |