CN108231259A - A kind of multicore stranded conductor fireproof cable - Google Patents
A kind of multicore stranded conductor fireproof cable Download PDFInfo
- Publication number
- CN108231259A CN108231259A CN201810198779.0A CN201810198779A CN108231259A CN 108231259 A CN108231259 A CN 108231259A CN 201810198779 A CN201810198779 A CN 201810198779A CN 108231259 A CN108231259 A CN 108231259A
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- CN
- China
- Prior art keywords
- layer
- cable
- core
- stranded conductor
- support column
- 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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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/18—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/18—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
- H01B7/1805—Protections not provided for in groups H01B7/182 - H01B7/26
- H01B7/1815—Protections not provided for in groups H01B7/182 - H01B7/26 composed of longitudinal inserts
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/18—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
- H01B7/1875—Multi-layer sheaths
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/28—Protection against damage caused by moisture, corrosion, chemical attack or weather
- H01B7/282—Preventing penetration of fluid, e.g. water or humidity, into conductor or cable
- H01B7/2825—Preventing penetration of fluid, e.g. water or humidity, into conductor or cable using a water impermeable sheath
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/29—Protection against damage caused by extremes of temperature or by flame
-
- 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
- Laminated Bodies (AREA)
Abstract
The invention discloses a kind of multicore stranded conductor fireproof cables, including cable protective sleeve, core protective case, middle support column and thermosetting polyolefin layer, signal shielding layer is installed above the cable protective sleeve, cable waterproof layer is installed above the signal shielding layer, the core protective case is installed above the cable waterproof layer, cable core is provided with above the core protective case, flexible damping layer is installed above the cable core, the middle support column is installed above the flexible damping layer, the cable protective sleeve is respectively rubber protective layer from inside to outside, insulating layer, anti-tie guipure layer and the thermosetting polyolefin layer, center air cushion is installed inside the middle support column.Advantageous effect is：Dual support is carried out to cable core using center air cushion and middle support column, ensure that cable core can work normally under larger pressure, while fire resistance property is strong.
Description
Technical field
The present invention relates to cable machinery technical field, more particularly to a kind of multicore stranded conductor fireproof cable.
Background technology
Fireproof cable mainly has UL fire-retardants cable and flame-retardant low-smoke halogen-free electricity using wider fire prevention cable at this stage
Two major class of cable.America and Europe are mostly come from imported product, since the fireproof cable standard in America and Europe is not mutually simultaneous
Hold, fire prevention thinking is very different, therefore, Party A and designing institute when selecting product all in passive state, it is each have their own
Reason is finally often selected according to the actual conditions of fund.Wires and cables industry is that China is only second to the of automobile industry
Two big industries, product variety Service Efficiency and domestic market occupation rate are more than 90%, and China is as cable most important in the world
One of research and development of products production base has had flame-retardant, high temperature resistant low-temperature resistance, low inductance low noise, environmentally protective, low at present
The cable products of a series of unique energy such as cigarette Halogen, antitermite protection against rodents, waterproof and dampproof and special construction, and all formed
Certain productivity.With continuous improvement of the society to security protection guarantee and system safety requirements, pass through government, industry, enterprise
Extensive publicity, push with cooperating, the special cables product for having high-performance and highly effective and safe will be such as western developed country
Like that, it is used widely in all trades and professions system.
The fireproof cable that China uses at present is easy to cause cable core damage, causes when by external larger pressure
A large amount of losses.
Invention content
The purpose of the present invention is that solve the above-mentioned problems and provides a kind of multicore stranded conductor fireproof cable.
The present invention is achieved through the following technical solutions above-mentioned purpose.
A kind of multicore stranded conductor fireproof cable gathers including cable protective sleeve, core protective case, middle support column and thermosetting
Olefin layer, the cable protective sleeve top are equipped with signal shielding layer, cable waterproof layer are equipped with above the signal shielding layer,
The core protective case above the cable waterproof layer is installed, cable core is provided with above the core protective case, it is described
Flexible damping layer above cable core is installed, the middle support column, the cable are installed above the flexible damping layer
Protective case is respectively rubber protective layer, insulating layer, anti-tie guipure layer and the thermosetting polyolefin layer from inside to outside, and the centre is propped up
Center air cushion is installed inside dagger.
In above structure, the cable protective sleeve protects cable inside, and the signal shielding layer is to outer signals
It is shielded, prevents outer signals from being interfered to cable internal transmission signal, the cable waterproof layer carries out waterproof to cable
Protection, prevents inside Groundwater infiltration cable, causes the cable core short circuit, the core protective case is to the cable core
It is protected, the cable core is transmitted signal, and the middle support column is supported the cable core, described
Flexible damping layer carries out flexible protective to the cable core and the middle support column, prevents cable when by external pressure
The cable core is damaged, and the center air cushion is inflated the middle support column support, the thermosetting polyolefin layer
It is sleeved on the cable protection and solid-state is formed when encountering external burning things which may cause a fire disaster, cable inside is protected, the anti-tie guipure layer can
To prevent cable from being destroyed by sharp objects, effective protection is carried out to the cable core.
In order to further improve the use function of multicore stranded conductor fireproof cable, the cable protective sleeve and the signal
Shielded layer gluing, the signal shielding layer and the cable waterproof layer gluing.
In order to further improve the use function of multicore stranded conductor fireproof cable, the cable waterproof layer and the core
Protective case nested encryptions, the core protective case and the cable core nested encryptions.
In order to further improve the use function of multicore stranded conductor fireproof cable, the core protective case and the flexibility
Buffer layer is connected together, the flexible damping layer and the middle support column nested encryptions.
In order to further improve the use function of multicore stranded conductor fireproof cable, the middle support column and the center
Air cushion nested encryptions.
In order to further improve the use function of multicore stranded conductor fireproof cable, the thermosetting polyolefin layer is prevented with described
Prick guipure layer gluing.
In order to further improve the use function of multicore stranded conductor fireproof cable, the anti-tie guipure layer and the insulation
Layer gluing, the insulating layer and the rubber protective layer gluing.
In order to further improve the use function of multicore stranded conductor fireproof cable, the thermosetting polyolefin layer thermoset temperature
It is 800-850 DEG C.
The beneficial effects of the present invention are：Dual support is carried out to cable core using center air cushion and middle support column,
It ensure that cable core can work normally under larger pressure, while fire resistance property is strong.
Description of the drawings
In order to illustrate more clearly about the embodiment of the present invention or technical scheme of the prior art, to embodiment or will show below
There is attached drawing needed in technology description to be briefly described, it should be apparent that, the accompanying drawings in the following description is only this hair
Some bright embodiments, for those of ordinary skill in the art, without having to pay creative labor, can be with
Other attached drawings are obtained according to these attached drawings.
Fig. 1 is a kind of front view of multicore stranded conductor fireproof cable of the present invention.
Fig. 2 is a kind of cable protective sleeve figure of multicore stranded conductor fireproof cable of the present invention.
Fig. 3 is a kind of middle support column figure of multicore stranded conductor fireproof cable of the present invention.
The reference numerals are as follows：1st, cable protective sleeve 2, signal shielding layer 3, cable waterproof layer 4, core protective case 5, electricity
Cable core 6, flexible damping layer 7, middle support column 8, rubber protective layer 9, insulating layer 10, anti-tie guipure layer 11, thermosetting polyolefin
Layer 12, center air cushion.
Specific embodiment
The invention will be further described below in conjunction with the accompanying drawings：As shown in Figure 1-Figure 3, a kind of anti-thermoelectricity of multicore stranded conductor
Cable, including cable protective sleeve 1, core protective case 4, middle support column 7 and thermosetting polyolefin layer 11,1 top of cable protective sleeve is pacified
Equipped with signal shielding layer 2,2 top of signal shielding layer is equipped with cable waterproof layer 3, and 3 top of cable waterproof layer is equipped with core guarantor
Sheath 4,4 top of core protective case are provided with cable core 5, and 5 top of cable core is equipped with flexible damping layer 6, flexible damping
6 top of layer is equipped with middle support column 7, and cable protective sleeve 1 is respectively rubber protective layer 8, insulating layer 9, anti-tie net from inside to outside
Belt 10 and thermosetting polyolefin layer 11 are equipped with center air cushion 12 inside middle support column 7.
In above structure, cable protective sleeve 1 protects cable inside, and 2 pairs of outer signals of signal shielding layer are shielded
It covers, prevents outer signals from being interfered to cable internal transmission signal, 3 pairs of cable of cable waterproof layer carry out waterproofing protection, prevent
Inside Groundwater infiltration cable, 5 short circuit of cable core is caused, core protective case 4 protects cable core 5, cable core 5
Signal is transmitted, middle support column 7 is supported cable core 5, and 6 pairs of cable core 5 of flexible damping layer are propped up with intermediate
Dagger 7 carries out flexible protective, and cable cable core 5 when by external pressure is prevented to be damaged, and center air cushion 12 props up centre
Dagger 7 is inflated support, and thermosetting polyolefin layer 11 makes cable protective sleeve 1 form solid-state when encountering external burning things which may cause a fire disaster, to cable
Inside is protected, and anti-tie guipure layer 10 can prevent cable from being destroyed by sharp objects, and cable core 5 is effectively protected
Shield.
In order to further improve the use function of multicore stranded conductor fireproof cable, cable protective sleeve 1 and signal shielding layer 2
Gluing, signal shielding layer 2 and 3 gluing of cable waterproof layer, cable waterproof layer 3 and 4 nested encryptions of core protective case, core protective case
4 are connected together with 5 nested encryptions of cable core, core protective case 4 with flexible damping layer 6, flexible damping layer 6 and middle support column
7 nested encryptions, middle support column 7 and 12 nested encryptions of center air cushion, thermosetting polyolefin layer 11 and anti-tie 10 gluing of guipure layer, prevent
Guipure layer 10 and 9 gluing of insulating layer, insulating layer 9 and 8 gluing of rubber protective layer are pricked, 11 thermoset temperature of thermosetting polyolefin layer is 800-
850℃。
The basic principles, main features and advantages of the invention have been shown and described above.The technical staff of the industry should
Understand, the present invention is not limited to the above embodiments, and the above embodiments and description only describe the originals of the present invention
Reason, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, these changes and improvements
It all fall within the protetion scope of the claimed invention.
Claims (8)
1. a kind of multicore stranded conductor fireproof cable, it is characterised in that：Including cable protective sleeve（1）, core protective case（4）, in
Between support column（7）With thermosetting polyolefin layer（11）, the cable protective sleeve（1）Top is equipped with signal shielding layer（2）, the letter
Number shielded layer（2）Top is equipped with cable waterproof layer（3）, the cable waterproof layer（3）Top is equipped with the core protective case
（4）, the core protective case（4）Top is provided with cable core（5）, the cable core（5）Top is equipped with flexible damping
Layer（6）, the flexible damping layer（6）Top is equipped with the middle support column（7）, the cable protective sleeve（1）From inside to outside
Respectively rubber protective layer（8）, insulating layer（9）, anti-tie guipure layer（10）With the thermosetting polyolefin layer（11）, the intermediate branch
Dagger（7）Inside is equipped with center air cushion（12）.
2. a kind of multicore stranded conductor fireproof cable according to claim 1, it is characterised in that：The cable protective sleeve
（1）With the signal shielding layer（2）Gluing, the signal shielding layer（2）With the cable waterproof layer（3）Gluing.
3. a kind of multicore stranded conductor fireproof cable according to claim 1 or claim 2, it is characterised in that：It is described
Cable waterproof layer（3）With the core protective case（4）Nested encryptions, the core protective case（4）With the cable core（5）It is embedding
Set connection.
4. a kind of multicore stranded conductor fireproof cable according to claim 3, it is characterised in that：The core protective case
（4）With the flexible damping layer（6）It is connected together, the flexible damping layer（6）With the middle support column（7）Nested encryptions.
5. a kind of multicore stranded conductor fireproof cable according to claim 4, it is characterised in that：The middle support column
（7）With the center air cushion（12）Nested encryptions.
6. a kind of multicore stranded conductor fireproof cable according to claim 5, it is characterised in that：The thermosetting polyolefin layer
（11）With the anti-tie guipure layer（10）Gluing.
7. a kind of multicore stranded conductor fireproof cable according to claim 6, it is characterised in that：The anti-tie guipure layer
（10）With the insulating layer（9）Gluing, the insulating layer（9）With the rubber protective layer（8）Gluing.
8. a kind of multicore stranded conductor fireproof cable according to claim 7, it is characterised in that：The thermosetting polyolefin layer
（11）Thermoset temperature is 800-850 DEG C.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810198779.0A CN108231259A (en) | 2018-03-12 | 2018-03-12 | A kind of multicore stranded conductor fireproof cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810198779.0A CN108231259A (en) | 2018-03-12 | 2018-03-12 | A kind of multicore stranded conductor fireproof cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN108231259A true CN108231259A (en) | 2018-06-29 |
Family
ID=62659298
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810198779.0A Withdrawn CN108231259A (en) | 2018-03-12 | 2018-03-12 | A kind of multicore stranded conductor fireproof cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN108231259A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110197744A (en) * | 2019-05-31 | 2019-09-03 | 江苏鸿翔电缆有限公司 | A kind of multicore strand insulation high computer cable |
-
2018
- 2018-03-12 CN CN201810198779.0A patent/CN108231259A/en not_active Withdrawn
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110197744A (en) * | 2019-05-31 | 2019-09-03 | 江苏鸿翔电缆有限公司 | A kind of multicore strand insulation high computer cable |
| CN110197744B (en) * | 2019-05-31 | 2024-03-26 | 江苏鸿翔电缆有限公司 | Multi-core stranded insulating computer cable |
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| PB01 | Publication | ||
| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| WW01 | Invention patent application withdrawn after publication |
Application publication date: 20180629 |
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| WW01 | Invention patent application withdrawn after publication |