CN209388737U - A kind of mineral insulation water-and fire-proof cable - Google Patents

A kind of mineral insulation water-and fire-proof cable Download PDF

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Publication number
CN209388737U
CN209388737U CN201920397184.8U CN201920397184U CN209388737U CN 209388737 U CN209388737 U CN 209388737U CN 201920397184 U CN201920397184 U CN 201920397184U CN 209388737 U CN209388737 U CN 209388737U
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CN
China
Prior art keywords
peripheral surface
outer peripheral
mineral insulation
fire
cable
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Expired - Fee Related
Application number
CN201920397184.8U
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Chinese (zh)
Inventor
魏月林
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Beijing Tianhua Weiye Cable Co Ltd
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Beijing Tianhua Weiye Cable Co Ltd
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Priority to CN201920397184.8U priority Critical patent/CN209388737U/en
Application granted granted Critical
Publication of CN209388737U publication Critical patent/CN209388737U/en
Expired - Fee Related legal-status Critical Current
Anticipated expiration legal-status Critical

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    • 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

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Abstract

The utility model relates to a kind of mineral insulation water-and fire-proof cables, including conductor, mineral insulation is equipped on the outer peripheral surface of the conductor, metallic sheath is equipped on the outer peripheral surface of the mineral insulation, separation sleeve is equipped on the outer peripheral surface of the metallic sheath, filler is equipped on the outer peripheral surface of the separation sleeve, waterproof layer is equipped on the outer peripheral surface of the filler, flame retardant coating is equipped on the outer peripheral surface of the waterproof layer, protective metal shell is equipped on the outer peripheral surface of the flame retardant coating, plastics outer jacket is equipped on the outer peripheral surface of the protective metal shell, the plastics outer jacket is plastics outer jacket made of low smoke and zero halogen material.The utility model has the double-deck waterproof, increases the waterproof performance of cable, improves cable and uses safe effect.

Description

A kind of mineral insulation water-and fire-proof cable
Technical field
The utility model relates to the technical fields of power cable, more particularly, to a kind of mineral insulation water-and fire-proof cable.
Background technique
Wire and cable refers to the wire rod for electric power, communication and associated transport purposes, be conveying electric energy, transmitting information and into Row electromagnetic conversion and the various motors of manufacture, electric appliance, the indispensable basic equipment of instrument institute.Our times resource is increasingly tight , it is also extremely stringent to material used in electric wire, for the electronic material for lead frame, terminal, connector etc., Fundamental characteristics as product, it is desirable that high intensity and high electric conductivity or thermal conductivity have both.
With popularizing for power cable, cable fault rate also increases therewith.The accident of cable is because cable is hit mostly It wears, drain conditions occurs, under normal circumstances fireproofing of cable performance or relatively good, it is breakdown electric cable heating seldom occur Accident, but the waterproof performance of cable is not very well, to be easy to infiltrate moisture, wire and cable is caused to puncture, drain conditions occur, be This is it is proposed that a kind of mineral insulation water-and fire-proof cable.
Utility model content
The purpose of the utility model is to provide a kind of mineral insulation water-and fire-proof cables, have the double-deck waterproof, increase electricity The waterproof performance of cable improves the effect of cable safety in utilization.
The above-mentioned purpose of utility model of the utility model has the technical scheme that a kind of mineral insulation Water-and fire-proof cable, including conductor are equipped with mineral insulation, the periphery of the mineral insulation on the outer peripheral surface of the conductor It is equipped with metallic sheath on face, separation sleeve is equipped on the outer peripheral surface of the metallic sheath, is equipped on the outer peripheral surface of the separation sleeve Filler is equipped with waterproof layer on the outer peripheral surface of the filler, flame retardant coating is equipped on the outer peripheral surface of the waterproof layer, described It is equipped with protective metal shell on the outer peripheral surface of flame retardant coating, plastics outer jacket, the modeling are equipped on the outer peripheral surface of the protective metal shell Expect that outer jacket is plastics outer jacket made of low smoke and zero halogen material.
By using above-mentioned technical proposal, mineral insulation, metallic sheath and isolation are successively added on the outer peripheral surface of conductor Set, ensure that conductor energy beam conduction;By adding filler between cable core, makes closely to connect between adjacent cable core, prevent Cable core friction between adjacent and generate damage;By adding waterproof layer and flame retardant coating on filler periphery, have the device Standby good waterproof and fire protecting performance;By adding protective metal shell on the outer peripheral surface of fireprotection layer, the rigidity of cable ensure that, gold The outer peripheral surface for belonging to sheath adds plastic protective cover, and the cable is isolated with external environment, and then prevents extraneous extreme misery direct Cable is contacted, keeps the waterproof of cable, fire protecting performance more preferable;Plastics outer jacket has good waterproof performance, effectively prevents External environment has an impact cable.Plastics outer jacket carries out waterproof for the first time to cable, and waterproof layer carries out secondary waterproof to cable, The double-deck waterproof prevents extraneous water source from entering in cable, and then ensure that cable will not puncture because moisture is entered Phenomenon.
The utility model is further arranged to: the conductor is using conductor made of round copper stranded conductor.
By using above-mentioned technical proposal, copper wire is good conductive material, and conductor made of round copper stranded conductor ensure that The cable ensure that conductor is not susceptible to be broken while good conductive, and then influence to use.
The utility model is further arranged to: the mineral insulation is mica insulation layer.
By using above-mentioned technical proposal, mica not only has good insulating properties and high temperature resistant, and its physical chemistry Performance is stablized, and ensure that conductor in conduction, insulating layer can be well protected conductor.
The utility model is further arranged to: the metallic sheath uses continuously shaped aluminum metal set.
By using above-mentioned technical proposal, intermediate non junction is realized, it is therefore prevented that the problem of joint intakes.
The utility model is further arranged to: the separation sleeve is insulating sleeve made of magnesia.
By using above-mentioned technical proposal, magnesia has high temperature resistant, nonflammable characteristic, both ensure that separation sleeve not It itself can cause fire in the case where conductor is persistently powered, in turn ensure that it will not be combustion-supporting, making will not be mutual between adjacent cable core It mutually influences, ensure that the quality of cable.
The utility model is further arranged to: the filler uses inorganic insulation fiber or inorganic mineral insulation system At filler.
By using above-mentioned technical proposal, the seamless connection of cable core energy in cable ensure that, it is therefore prevented that between cable core mutually Friction, and then generate damage.
The utility model is further arranged to: the waterproof layer is waterproof layer made of polyethylene.
By using above-mentioned technical proposal, waterproof layer prevents extraneous water to enter in cable core, and then cable core touches Water generates damage in turn.
The utility model is further arranged to: the flame retardant coating is flame retardant coating made of magnesia.
By using above-mentioned technical proposal, flame retardant coating is for preventing extraneous catch fire from can damage in turn cable core.
The utility model is further arranged to: the sheath is copper sheath.
It by using above-mentioned technical proposal, not only can prevent cable itself from interfering other cables, but also prevent outer Interference of the boundary magnetic field to cable itself.
In conclusion the advantageous effects of the utility model are as follows:
1. by adding waterproof layer and plastics outer jacket, the double-deck waterproof, it is therefore prevented that extraneous water enters in cable core, in turn Cable core touches water and then generates damage;
2. realizing intermediate non junction by using continuously shaped aluminum metal set, it is therefore prevented that joint water inlet is asked Topic;
3. not only can prevent cable itself from interfering other cables by adding copper sheath, but also prevent extraneous magnetic Interference of the field to cable itself.
Detailed description of the invention
Fig. 1 is the structural schematic diagram of the utility model.
In figure, 1, conductor;2, mineral insulation;3, metallic sheath;4, separation sleeve;5, filler;6, waterproof layer;7, fire resisting Layer;8, sheath;9, plastics outer jacket.
Specific embodiment
The utility model is described in further detail below in conjunction with attached drawing.
Embodiment: as shown in Figure 1, being a kind of mineral insulation water-and fire-proof cable disclosed by the utility model, including conductor 1, mineral insulation 2 is equipped on the circumferential surface of conductor 1, and metallic sheath 3 is equipped on the outer peripheral surface of mineral insulation 2, metallic sheath 3 It is equipped with separation sleeve 4 on outer peripheral surface, filler 5 is equipped on the outer peripheral surface of separation sleeve 4, is equipped on the circumferential surface of filler 5 anti- Water layer 6 is equipped with flame retardant coating 7 on the outer peripheral surface of waterproof layer 6, sheath 8 is equipped on the outer peripheral surface of flame retardant coating 7.
Conductor 1 is conductor 1 made of round copper stranded conductor, and copper wire is good conductive material, is led made of round copper stranded conductor Body 1 ensure that the cable ensure that conductor 1 is not susceptible to be broken while good conductive, and then influence to use.
Mineral insulation 2 uses mica insulation layer, and mica not only has good insulating properties and high temperature resistant, and its physics Stable chemical performance ensure that conductor 1 in conduction, and mineral insulation 2 can be well protected conductor 1.
Metallic sheath 3 uses continuously shaped aluminum metallic sheath 3, realizes intermediate non junction, it is therefore prevented that joint water inlet Problem.
Separation sleeve 4 was both protected using insulating sleeve 4 made of high temperature resistant, incombustible inorganic oxide magnesium using the material Having demonstrate,proved separation sleeve 4 itself will not will not cause fire in the case where conductor 1 is persistently powered, and in turn ensure that it will not be combustion-supporting, make It will not interact between adjacent cable core, ensure that the quality of cable.
Filler 5 uses inorganic insulation Fiber Materials or inorganic mineral insulation band, ensure that cable core can be seamless in cable Gap connection, it is therefore prevented that phase mutual friction between cable core, and then generate damage.
Flame retardant coating 7 is to use flame retardant coating 7 made of magnesia, is provided with waterproof layer 6 on the inside of flame retardant coating 7, waterproof layer 6 is to adopt Waterproof layer 6 made of polyethylene, flame retardant coating 7 are for preventing extraneous catch fire from can damage in turn cable core, and waterproof layer 6 is anti- Stop extraneous water to enter in cable core, and then cable core touches water and then generates damage.
Sheath 8 uses copper sheath 8, not only can prevent cable itself from interfering other cables, but also prevent extraneous magnetic Interference of the field to cable itself.
One layer of plastics outer jacket 9 is added on the outer peripheral surface of sheath 8, plastics outer jacket 9 is modeling made of low smoke and zero halogen material Expect outer jacket 9, there is good waterproof and fire resistance, and it effectively prevents the external world with stronger anticorrosive property Environment has an impact cable.Plastics outer jacket 9 carries out waterproof for the first time to cable, and waterproof layer 6 carries out secondary waterproof to cable, double Layer waterproof prevents extraneous water source from entering in cable, and then it is existing to ensure that breakdown will not occur because moisture is entered for cable As;Plastics outer jacket 9 prevents fires for the first time to cable, and flame retardant coating 7 carries out secondary fire prevention to cable, and bilayer fire prevention makes extraneous fire Source is not easy to have an impact cable, increases the practicability of cable.
The embodiment of present embodiment is the preferred embodiment of the utility model, and not limitation is originally practical new according to this The protection scope of type, therefore: the equivalence changes that all structures, shape, principle according to the utility model are done should all be covered by practical Within novel protection scope.

Claims (9)

1. a kind of mineral insulation water-and fire-proof cable, which is characterized in that including conductor (1), add on the outer peripheral surface of the conductor (1) Equipped with mineral insulation (2), it is equipped with metallic sheath (3) on the outer peripheral surface of the mineral insulation (2), the metallic sheath (3) It is equipped on outer peripheral surface separation sleeve (4), is equipped with filler (5) on the outer peripheral surface of the separation sleeve (4), the filler (5) Outer peripheral surface on be equipped with waterproof layer (6), be equipped with flame retardant coating (7), the flame retardant coating on the outer peripheral surface of the waterproof layer (6) (7) it is equipped on outer peripheral surface protective metal shell (8), is equipped with plastics outer jacket (9) on the outer peripheral surface of the protective metal shell (8), The plastics outer jacket (9) is plastics outer jacket (9) made of low smoke and zero halogen material.
2. a kind of mineral insulation water-and fire-proof cable according to claim 1, which is characterized in that the conductor (1) uses Conductor made of round copper stranded conductor (1).
3. a kind of mineral insulation water-and fire-proof cable according to claim 1, which is characterized in that the mineral insulation It (2) is mica insulation layer.
4. a kind of mineral insulation water-and fire-proof cable according to claim 1, which is characterized in that the metallic sheath (3) is adopted With continuously shaped aluminum metal set (3).
5. a kind of mineral insulation water-and fire-proof cable according to claim 1, which is characterized in that the separation sleeve (4) is Insulating sleeve made of magnesia (4).
6. a kind of mineral insulation water-and fire-proof cable according to claim 1, which is characterized in that the filler (5) is adopted The filler (5) made of inorganic insulation fiber or inorganic mineral insulation body.
7. a kind of mineral insulation water-and fire-proof cable according to claim 1, which is characterized in that the waterproof layer (6) is Waterproof layer made of polyethylene (6).
8. a kind of mineral insulation water-and fire-proof cable according to claim 1, which is characterized in that the flame retardant coating (7) is Flame retardant coating made of magnesia (7).
9. a kind of mineral insulation water-and fire-proof cable according to claim 1, which is characterized in that the sheath (8) is copper Sheath (8).
CN201920397184.8U 2019-03-26 2019-03-26 A kind of mineral insulation water-and fire-proof cable Expired - Fee Related CN209388737U (en)

Priority Applications (1)

Application Number Priority Date Filing Date Title
CN201920397184.8U CN209388737U (en) 2019-03-26 2019-03-26 A kind of mineral insulation water-and fire-proof cable

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
CN201920397184.8U CN209388737U (en) 2019-03-26 2019-03-26 A kind of mineral insulation water-and fire-proof cable

Publications (1)

Publication Number Publication Date
CN209388737U true CN209388737U (en) 2019-09-13

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Family Applications (1)

Application Number Title Priority Date Filing Date
CN201920397184.8U Expired - Fee Related CN209388737U (en) 2019-03-26 2019-03-26 A kind of mineral insulation water-and fire-proof cable

Country Status (1)

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Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111028997A (en) * 2019-12-02 2020-04-17 广州亚太线缆科技有限公司 Mineral insulation power cable and preparation method thereof
CN113362995A (en) * 2021-06-10 2021-09-07 安徽天康(集团)股份有限公司 Mineral insulation carbon fiber reinforced flexible cable

Cited By (2)

* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
CN111028997A (en) * 2019-12-02 2020-04-17 广州亚太线缆科技有限公司 Mineral insulation power cable and preparation method thereof
CN113362995A (en) * 2021-06-10 2021-09-07 安徽天康(集团)股份有限公司 Mineral insulation carbon fiber reinforced flexible cable

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CF01 Termination of patent right due to non-payment of annual fee
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Granted publication date: 20190913

Termination date: 20210326