CN209249194U - A kind of earth-buried power cable with cross-linked polyethylene insulation of good airproof performance - Google Patents

A kind of earth-buried power cable with cross-linked polyethylene insulation of good airproof performance Download PDF

Info

Publication number
CN209249194U
CN209249194U CN201822227734.XU CN201822227734U CN209249194U CN 209249194 U CN209249194 U CN 209249194U CN 201822227734 U CN201822227734 U CN 201822227734U CN 209249194 U CN209249194 U CN 209249194U
Authority
CN
China
Prior art keywords
sealant
layer
sheath
cross
airproof performance
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
Application number
CN201822227734.XU
Other languages
Chinese (zh)
Inventor
吴春凤
陆灯宏
洪正朝
Current Assignee (The listed assignees may be inaccurate. Google has not performed a legal analysis and makes no representation or warranty as to the accuracy of the list.)
JIANGSU YUANTONG CABLE CO Ltd
Original Assignee
JIANGSU YUANTONG CABLE CO Ltd
Priority date (The priority date 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 date listed.)
Filing date
Publication date
Application filed by JIANGSU YUANTONG CABLE CO Ltd filed Critical JIANGSU YUANTONG CABLE CO Ltd
Priority to CN201822227734.XU priority Critical patent/CN209249194U/en
Application granted granted Critical
Publication of CN209249194U publication Critical patent/CN209249194U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

Links

Classifications

    • YGENERAL 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
    • Y02TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
    • Y02ATECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
    • Y02A30/00Adapting or protecting infrastructure or their operation
    • Y02A30/14Extreme weather resilient electric power supply systems, e.g. strengthening power lines or underground power cables

Landscapes

  • Insulated Conductors (AREA)

Abstract

The utility model relates to power cable with cross-linked polyethylene insulation technical fields, and disclose a kind of earth-buried power cable with cross-linked polyethylene insulation of good airproof performance, including outer jacket, sealant, sheath, reinforcing rib, protective layer, sheath, jacket layer, shielded layer, filler, core and sealing paste, sealant is bonded on the inside of the outer jacket, the inside of the sealant is plugged with sheath, reinforcing rib is bonded on the inside of the sheath, protective layer is connected on the inside of the sealant, sheath is connected on the inside of the protective layer, jacket layer is connected on the inside of the sheath, shielded layer is connected on the inside of the jacket layer, the inside of the shielded layer is filled with filler, the core being in contact with filler is enclosed on the inside of the shielded layer, the outside of the outer jacket is bonded with sealing paste.The earth-buried power cable with cross-linked polyethylene insulation of the good airproof performance, realizes the purpose of good airproof performance.

Description

A kind of earth-buried power cable with cross-linked polyethylene insulation of good airproof performance
Technical field
The utility model relates to power cable with cross-linked polyethylene insulation technical field, specially a kind of good airproof performance it is buried Type power cable with cross-linked polyethylene insulation.
Background technique
Cross-linked polyethylene insulated cable is to make cable insulation polyethylene molecule by linear using chemically or physically Molecular structure is changed into main body network molecular structure, i.e., thermoplastic polyethylene is changed into heat cured crosslinked polyethylene, thus The heat resistance and mechanical performance for greatly improving it, reduce its shrinkage, make its not re-melting of being heated later, and maintain excellent Good electric property.
The heat resistance and mechanical performance of existing cross-linked polyethylene insulated cable are very prominent, but use actual The leakproofness of existing cross-linked polyethylene insulated cable is not good enough in journey, as the important object for conveying electric energy in field of distribution network Product, influence of the leakproofness for power distribution network be it is very significant, once the gas or corroded by liquid fled inside cable, It will result in the failure of power distribution network, so that the normal life of resident generates puzzlement, so propose a kind of earth-buried of good airproof performance Power cable with cross-linked polyethylene insulation solves the problems, such as above-mentioned propose.
Utility model content
(1) the technical issues of solving
In view of the deficiencies of the prior art, the utility model provide a kind of good airproof performance earth-buried it is crosslinked polyetylene insulated Power cable has the advantages of good airproof performance, and the leakproofness for solving existing cross-linked polyethylene insulated cable is not good enough, as Convey the important item of electric energy in field of distribution network, influence of the leakproofness for power distribution network be it is very significant, once cable The gas or corroded by liquid that inside is fled, will result in the failure of power distribution network, so that the normal life of resident generates puzzlement The problem of.
(2) technical solution
For the purpose for realizing above-mentioned good airproof performance, the utility model is provided the following technical solutions: a kind of ground of good airproof performance Bury type power cable with cross-linked polyethylene insulation, including outer jacket, sealant, sheath, reinforcing rib, protective layer, sheath, jacket layer, Shielded layer, filler, core and sealing paste are bonded with sealant, the inside grafting of the sealant on the inside of the outer jacket There is sheath, reinforcing rib is bonded on the inside of the sheath, protective layer, the protective layer are connected on the inside of the sealant Inside be connected with sheath, be connected with jacket layer on the inside of the sheath, the inside of the jacket layer is flexibly connected There is a shielded layer, the inside of the shielded layer is filled with filler, is enclosed on the inside of the shielded layer and is in contact with filler The outside of core, the outer jacket is bonded with sealing paste.
Preferably, the outer jacket is polyethylene, and the thickness of the outer jacket is less than the thickness of sealant.
Preferably, the sealant is silicon rubber, and the reinforcing rib is steel wire, and the diameter of the reinforcing rib is not less than a milli Rice.
Preferably, the protective layer is stainless steel band, and the thickness of the protective layer is less than the thickness of sealant.
Preferably, the sheath is polytetrafluoroethylene (PTFE), and the shielded layer is proof copper-wire braided, and the jacket layer is poly- fluorine second Alkene.
Preferably, the filler is waterproofing rope, and the sealing paste is sealant tape, and the thickness of sealant tape is no more than One millimeter.
(3) beneficial effect
Compared with prior art, the utility model provides a kind of crosslinked polyetylene insulated electric power of earth-buried of good airproof performance Cable, have it is following the utility model has the advantages that
The earth-buried power cable with cross-linked polyethylene insulation of the good airproof performance, in the external adhering and sealing of the outer jacket of cable It pastes, sealing paste made of sealant tape can reinforce the leakproofness of cable, the sealant made of silicon rubber further adds The leakproofness of forceful electric power cable, and reinforcing rib made of sheath and steel wire is cooperated to reinforce the mechanical strength of cable, the outside of core is filled Filler, the waterproofing rope used due to filler can effective waterproof, realize the purpose of good airproof performance, reduce in cable The probability of gas or corroded by liquid that portion is fled avoids the normal household electricity of resident and is affected.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model;
Fig. 2 is the attachment structure schematic diagram of outer jacket and sealing paste in the utility model.
In figure: 1 outer jacket, 2 sealants, 3 sheaths, 4 reinforcing ribs, 5 protective layers, 6 sheaths, 7 jacket layers, 8 shielded layers, 9 are filled out Fill object, 10 cores, 11 sealing pastes.
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 earth-buried power cable with cross-linked polyethylene insulation of a kind of good airproof performance referring to FIG. 1-2, including it is outer jacket 1, close Sealing 2, sheath 3, reinforcing rib 4, protective layer 5, sheath 6, jacket layer 7, shielded layer 8, filler 9, core 10 and sealing paste 11, outside The inside of sheath 1 is bonded with sealant 2, and outer jacket 1 is polyethylene, and the thickness of outer jacket 1 is less than the thickness of sealant 2, close The inside of sealing 2 is plugged with sheath 3, and the inside of sheath 3 is bonded with reinforcing rib 4, and sealant 2 is silicon rubber, and reinforcing rib 4 is steel Silk, the diameter of reinforcing rib 4 are not less than one millimeter, and the inside of sealant 2 is connected with protective layer 5, and protective layer 5 is stainless steel Band, and the thickness of protective layer 5 is less than the thickness of sealant 2, the inside of protective layer 5 is connected with sheath 6, sheath 6 Inside is connected with jacket layer 7, and the inside of jacket layer 7 is connected with shielded layer 8, and sheath 6 is polytetrafluoroethylene (PTFE), with science and technology Progress, tradition is anti-corrosion, and the development of nonmetallic materials corrosion protection equipment is improved day by day, and new type corrosion resistant non-metallic material material products constantly gush It is existing, it is employing new technology, in the tide of new material exploitation anticorrosion new product, anticorrosive PTFE erosion product is outshined othersOne branch of the tree is particularly thriving, It rapidly develops, polytetrafluoroethylene (PTFE) (abbreviation PTFE) has high chemical stability, he is resistant to almost all of common deep-etching, hydrogen Oxidisability chemical substance, while also having the characteristics that resistant to high temperature, so it is a kind of ideal anticorrosion material, Zhengzhou industry is big The research by processing and forming technology is learned, the application of anticorrosive PTFE erosion product in the industry is just more and more extensive, tool There is optimal aging life-span in plastics, use that not only anticorrosion ability is good but also the service life is longer, shielded layer 8 is copper wire Braiding, jacket layer 7 are polyvinyl fluoride, and the electrical insulation capability of polyvinyl fluoride is good, also have good cryogenic property, wearability gentle The inside of body barrier, shielded layer 8 is filled with filler 9, and the inside of shielded layer 8 is enclosed with the core being in contact with filler 9 10, the outside of outer jacket 1 is bonded with sealing paste 11, and filler 9 is waterproofing rope, and sealing paste 11 is sealant tape, and sealant tape Thickness be no more than one millimeter, paste 11 in the external adhering and sealing of the outer jacket 1 of cable, sealing paste 11 made of sealant tape, The leakproofness that can reinforce cable, the sealant 2 made of silicon rubber further reinforce the leakproofness of cable, and cooperate shield Reinforcing rib 4 made of set 3 and steel wire reinforces the mechanical strength of cable, the external filler 9 filled of core 10, due to filler 9 waterproofing ropes used can effective waterproof, realize the purpose of good airproof performance, reduce the gas fled inside cable or The probability of corroded by liquid avoids the normal household electricity of resident and is affected.
In conclusion the earth-buried power cable with cross-linked polyethylene insulation of the good airproof performance, cable outer jacket 1 it is outer Portion's adhering and sealing pastes 11, and sealing paste 11 made of sealant tape can reinforce the leakproofness of cable, close made of silicon rubber Sealing 2 further reinforces the leakproofness of cable, and the machinery for cooperating reinforcing rib 4 made of sheath 3 and steel wire to reinforce cable is strong Degree, the external filler 9 filled of core 10, the waterproofing rope used due to filler 9 can effective waterproof, realize sealing Property good purpose, reduce the probability of the gas or corroded by liquid fled inside cable, avoid resident and normally live use Electricity is affected.
It should be noted that the terms "include", "comprise" or its any other variant are intended to the packet of nonexcludability Contain, so that the process, method, article or equipment for including a series of elements not only includes those elements, but also including Other elements that are not explicitly listed, or further include for elements inherent to such a process, method, article, or device. In the absence of more restrictions, the element limited by sentence "including a ...", it is not excluded that including the element Process, method, article or equipment in there is also other identical elements.
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 earth-buried power cable with cross-linked polyethylene insulation of good airproof performance, including outer jacket (1), sealant (2), sheath (3), reinforcing rib (4), protective layer (5), sheath (6), jacket layer (7), shielded layer (8), filler (9), core (10) and sealing It pastes (11), it is characterised in that: be bonded with sealant (2) on the inside of the outer jacket (1), the inside grafting of the sealant (2) Have sheath (3), be bonded with reinforcing rib (4) on the inside of the sheath (3), is connected with protection on the inside of the sealant (2) Layer (5) is connected with sheath (6) on the inside of the protective layer (5), is connected with set on the inside of the sheath (6) Layer (7) is connected with shielded layer (8) on the inside of the jacket layer (7), and the inside of the shielded layer (8) is filled with filler (9), the core (10) being in contact with filler (9), the outside of the outer jacket (1) are enclosed on the inside of the shielded layer (8) It is bonded with sealing paste (11).
2. a kind of earth-buried power cable with cross-linked polyethylene insulation of good airproof performance according to claim 1, feature exist In: the outer jacket (1) is polyethylene, and the thickness of the outer jacket (1) is less than the thickness of sealant (2).
3. a kind of earth-buried power cable with cross-linked polyethylene insulation of good airproof performance according to claim 1, feature exist In: the sealant (2) is silicon rubber, and the reinforcing rib (4) is steel wire, and the diameter of the reinforcing rib (4) is not less than one millimeter.
4. a kind of earth-buried power cable with cross-linked polyethylene insulation of good airproof performance according to claim 1, feature exist In: the protective layer (5) is stainless steel band, and the thickness of the protective layer (5) is less than the thickness of sealant (2).
5. a kind of earth-buried power cable with cross-linked polyethylene insulation of good airproof performance according to claim 1, feature exist In: the sheath (6) is polytetrafluoroethylene (PTFE), and the shielded layer (8) is proof copper-wire braided, and the jacket layer (7) is polyvinyl fluoride.
6. a kind of earth-buried power cable with cross-linked polyethylene insulation of good airproof performance according to claim 1, feature exist In: the filler (9) is waterproofing rope, and the sealing paste (11) is sealant tape, and the thickness of sealant tape is no more than a milli Rice.
CN201822227734.XU 2018-12-28 2018-12-28 A kind of earth-buried power cable with cross-linked polyethylene insulation of good airproof performance Expired - Fee Related CN209249194U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201822227734.XU CN209249194U (en) 2018-12-28 2018-12-28 A kind of earth-buried power cable with cross-linked polyethylene insulation of good airproof performance

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201822227734.XU CN209249194U (en) 2018-12-28 2018-12-28 A kind of earth-buried power cable with cross-linked polyethylene insulation of good airproof performance

Publications (1)

Publication Number Publication Date
CN209249194U true CN209249194U (en) 2019-08-13

Family

ID=67535077

Family Applications (1)

Application Number Title Priority Date Filing Date
CN201822227734.XU Expired - Fee Related CN209249194U (en) 2018-12-28 2018-12-28 A kind of earth-buried power cable with cross-linked polyethylene insulation of good airproof performance

Country Status (1)

Country Link
CN (1) CN209249194U (en)

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111540531A (en) * 2020-05-21 2020-08-14 晋江联盈电缆有限公司 Flexible anti-fracture photoelectric composite cable

Cited By (1)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111540531A (en) * 2020-05-21 2020-08-14 晋江联盈电缆有限公司 Flexible anti-fracture photoelectric composite cable

Similar Documents

Publication Publication Date Title
CN102157237A (en) Multi-phase optical fiber embedded power cable
CN209249194U (en) A kind of earth-buried power cable with cross-linked polyethylene insulation of good airproof performance
CN201732629U (en) Multi-phase optical fiber embedding type power cable
CN104616804A (en) Halogen-free and flame-proof insulating power cable employing polytetrafluoroethylene composite material
CN202030826U (en) Flexible auxiliary anode
CN207381132U (en) Seabed fiber composite cable
CN201499333U (en) Heating cable
CN110299229B (en) Graphene coating building environment-friendly cable
CN205230618U (en) Flexible water -resistant tree aluminum alloy cable of middling pressure
CN206774267U (en) A kind of Special cable for petroleum platform
CN206833960U (en) A kind of electric wire of new high-tensile
CN205810446U (en) A kind of high temperature resistant corrosion-proof type aviation shielding flame retardant cable
CN205911042U (en) Compound submarine cable that exchanges of big cross -section molded lines conductor 500kV optic fibre
CN208027793U (en) 200 DEG C of fluoroplastic insulation steel wire armored power cables of rated voltage 1kV heatproofs
CN204720222U (en) A kind of crosslinked polyethylene fire resistant anticorrosive industrial cable
CN203966650U (en) The compound cable of oil-immersed pump of band signal monitoring
CN208379011U (en) The linear impressed current anode of multinode and metal equipment
CN203773996U (en) 12-20kV waterproof anti-corrosion flexible cable
CN204348409U (en) A kind of aluminium alloy core intelligent environmental protection type power cable
CN209418174U (en) Robot electrical equipment connection pair twist environmental-protection flame-retardant fire-resisting flexible cable
CN207425418U (en) A kind of carbon fiber special cable of high intensity
CN206021962U (en) Insulated electric conductor
CN205984346U (en) Big cross -section molded lines conductor 500kV exchanges submarine cable
CN205984370U (en) Flame retardant cable
CN103943213A (en) Ultraviolet-proof reinforcing cable

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: 20190813

Termination date: 20201228