CN207718864U - A kind of polyvinyl chloride insulation flame-retardant jacket control cable - Google Patents
A kind of polyvinyl chloride insulation flame-retardant jacket control cable Download PDFInfo
- Publication number
- CN207718864U CN207718864U CN201721890472.4U CN201721890472U CN207718864U CN 207718864 U CN207718864 U CN 207718864U CN 201721890472 U CN201721890472 U CN 201721890472U CN 207718864 U CN207718864 U CN 207718864U
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- Prior art keywords
- layer
- polyvinyl chloride
- insulated
- flame
- core
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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 provides a kind of polyvinyl chloride insulation flame-retardant jacket control cable,Belong to control field of cable technology,Including the compound cable core set gradually from inside to outside,Non-woven fabrics longitudinal wrap belt,Polyester fiber insulating layer,Flame-retardant layer,Nylon inner restrictive coating,Armouring braiding layer and external sheath layer,External sheath layer includes polyvinyl chloride layer and corrosion-resistant coating from inside to outside,Compound cable core includes centrally located steel cable,Ring is located at aramid fiber rope layer mutually twisted in concentric circles on the outside of steel wire rope,Three insulated cores and the three aramid fiber rope beams to distribute alternately with insulated core,Insulated core includes the insulated wire cores beam and the copper foil shielding layer outside insulated wire cores beam that several insulated wire cores are twisted,Insulated wire cores include stranded conductor and are coated on the polyvinyl chloride insulation layer of stranded conductor periphery,The utility model can not only so that insulation performance is more preferable,With the higher performance of resistance to fire intensity,And bend resistance ability is more preferable.
Description
Technical field
The utility model belongs to control field of cable technology, and in particular to a kind of polyvinyl chloride insulation flame-retardant jacket control cable.
Background technology
Control cable is controlled suitable for industrial and mining enterprises, energy traffic department, for 450/750 volt of ac rated voltage or less
Polyvinyl chloride insulation that the occasions such as system, protection circuit use, pvc sheath control cable, and control cable has moisture-proof, anti-
It the features such as rotten and antisitic defect, can be laid in tunnel or cable duct.And common control cable uses common EP rubbers
It insulate and uses common rubber sheath, tensile strength is low, and water resistance is bad, encounters hard object and is easy to happen damage.Common second
Third rubber-covered resistance is low, and mechanical performance, ageing properties are poor so that the service life of cable is short, is susceptible to fracture.
A kind of polyvinyl chloride insulation protective case control cable (notification number CN206541657U) of patent includes conductor wire core,
The outer wall of the conductor wire core is enclosed with sheath, and the outer wall of the sheath is provided with armor, the outer wall of the armor
It is enclosed with outer jacket, the outer wall of the outer jacket is provided with insulating layer, and the inner cavity top of the insulating layer is provided with polyvinyl chloride
Layer, the bottom of the polyvinyl chloride layer are provided with mica layer, and the outer wall of the insulating layer is enclosed with protection jacket layer, the protective case
Layer inner cavity top is provided with erosion resistant coating, which can prevent cable quilt by setting, erosion resistant coating
Corrosion can be prevented from leaking electricity, be passed through setting by the way that fireprotection layer, flame-retardant layer is arranged with fire-proof high-temperature resistant by the way that insulating layer is arranged
There are sheath, armor, outer jacket to be remarkably improved the hardness and stretching resistance of cable, this is reasonable in design, compact, has exhausted
The advantages that edge, fire resisting, high intensity, but the bend resistance ability of this control cable is poor, and easily cause the old of cable when bending
Change.
Therefore be badly in need of it is a kind of can not only so that insulation performance is more preferable, there is the higher performance of resistance to fire intensity, and bending resistance
The better polyvinyl chloride insulation flame-retardant jacket control cable of folding ability.
Utility model content
The purpose of this utility model is to provide a kind of polyvinyl chloride insulation flame-retardant jacket control cable, can not only make insulating properties
Can be more preferable, there is the higher performance of resistance to fire intensity, and bend resistance ability is more preferable.
The utility model provides the following technical solution：
A kind of polyvinyl chloride insulation flame-retardant jacket control cable, including the compound cable core, the non-woven fabrics that set gradually from inside to outside are vertical
Belting layer, polyester fiber insulating layer, flame-retardant layer, nylon inner restrictive coating, armouring braiding layer and external sheath layer, external sheath layer
Including polyvinyl chloride layer and corrosion-resistant coating from inside to outside, compound cable core includes that centrally located steel cable, ring are located at
Aramid fiber rope layer mutually twisted in concentric circles on the outside of steel wire rope, three insulated cores and alternate with insulated core
Three aramid fiber rope beams of distribution, mutually twisted ring is located at aramid fiber to aramid fiber rope beam in concentric circles with insulated core
The outside of cordage layer, insulated core include the insulated wire cores beam that several insulated wire cores are twisted and around insulated wire cores
Copper foil shielding layer outside beam, insulated wire cores include stranded conductor and the polyvinyl chloride insulation for being coated on stranded conductor periphery
Layer.
Preferably, the thickness of non-woven fabrics longitudinal wrap layer is 0.03-0.04mm, is overlapped successively along composite rope wire mandrel direction vertical
Packet, the width of every section of non-woven fabrics longitudinal wrap layer are 2-3 times of composite rope core diameter so that non-woven fabrics longitudinal wrap layer can be more convenient
On compound cable core.
Preferably, flame-retardant layer is the ethylene propylene rubber insulated layer of flame-retardant so that flame-retardant effect is more preferable.
Preferably, armouring braiding layer is steel-tape armouring braiding layer.
Preferably, corrosion-resistant coating is made of composite silicone rubber material so that control cable not only has corrosion resistance, also
With certain elasticity, increase the bending resistance of control cable.
The utility model has the beneficial effects that：By the compound cable core that sets gradually from inside to outside, non-woven fabrics longitudinal wrap belt, poly-
Ester fiber insulating layer, flame-retardant layer, nylon inner restrictive coating, armouring braiding layer and external sheath layer, not only can be with the height of cable
Insulation, fireproof performance, and due to being compacted in non-woven fabrics longitudinal wrap belt outside by using polyester fiber insulating layer is wrapped
Formula is greatly eliminated to realize on the basis of the shape of non-woven fabrics longitudinal wrap layer matches with the shape of composite cable completely
Gap between non-woven fabrics longitudinal wrap layer and compound cable core, convenient for preventing the continuous transmission of flame internally under burning condition, and
The dipping for resisting moisture can be enhanced, while non-woven fabrics longitudinal wrap layer may insure polyester fiber insulating layer, flame-retardant layer, in nylon
Adhesion between restrictive coating, armouring braiding layer and external sheath layer and compound cable core, does not hinder when divesting sheath convenient for work progress
The compound cable core of evil, and since the center of composite cable using steel cable and ring is located at the fibre of the aramid fiber outside steel wire rope
The form of dimension rope layer, and be centered around on the outside of aramid fiber rope layer and twisted by using three aramid fiber rope beams and three insulated cores
It closes, it can be more preferable so as to the buckle resistance of the control cable.
Description of the drawings
Attached drawing is used to provide a further understanding of the present invention, and a part for constitution instruction, with this practicality
Novel embodiment for explaining the utility model, does not constitute limitations of the present invention together.In the accompanying drawings：
Fig. 1 is the structure sectional view of the utility model；
Fig. 2 is the structure sectional view of insulated core
Label in figure：1 is steel wire rope, and 2 be aramid fiber rope layer, and 3 be insulated core, and 4 be aramid fiber rope, and 5 be exhausted
Edge core beam, 6 be copper foil shielding layer, and 7 be insulated wire cores, and 8 be stranded conductor, and 9 be polyvinyl chloride insulation layer, and 10 be composite rope
Core, 20 be non-woven fabrics longitudinal wrap belt, and 30 be polyester fiber insulating layer, and 40 be flame-retardant layer, and 50 be nylon inner restrictive coating, and 60 are
Steel-tape armouring braiding layer, 70 be external sheath layer, and 71 be polyvinyl chloride layer, and 72 be corrosion-resistant coating.
Specific implementation mode
In conjunction with Fig. 1 to a kind of polyvinyl chloride insulation flame-retardant jacket control cable shown in Fig. 2, in the present embodiment, including by interior
Compound cable core 10, non-woven fabrics longitudinal wrap belt 20, polyester fiber insulating layer 30, flame-retardant layer 40, the nylon set gradually outward
Inner restrictive coating 50, steel-tape armouring braiding layer 60 and external sheath layer 70, external sheath layer 70 include polyvinyl chloride layer from inside to outside
71 and corrosion-resistant coating 72, compound cable core 10 includes that centrally located steel cable 1, ring are located at 1 outside of steel wire rope with concentric
Round mode it is mutually twisted aramid fiber rope layer 2, three insulated core 3 and three virtues distributing alternately with insulated core 3
Synthetic fibre cordage beam 4, mutually twisted ring is located at aramid fiber rope layer 2 to aramid fiber rope beam 4 in concentric circles with insulated core 3
Outside, insulated core 3 includes the insulated wire cores beam 5 that is twisted of several insulated wire cores 7 and outside insulated wire cores beam 5
The copper foil shielding layer 6 in portion, insulated wire cores 7 include stranded conductor 8 and the polyvinyl chloride insulation layer for being coated on 8 periphery of stranded conductor
9。
In conjunction with Fig. 1 to a kind of polyvinyl chloride insulation flame-retardant jacket control cable shown in Fig. 2, in the present embodiment, non-woven fabrics is vertical
The thickness of covering 20 is 0.03-0.04mm, and longitudinal wrap, every section of non-woven fabrics longitudinal wrap layer 20 are overlapped successively along 10 axis direction of compound cable core
Width be 2-3 times of 10 diameter of compound cable core so that non-woven fabrics longitudinal wrap layer 20 can be more convenient around compound cable core
On 10, flame-retardant layer 40 is the ethylene propylene rubber insulated layer of flame-retardant so that flame-retardant effect is more preferable, and corrosion-resistant coating 72 is multiple
It closes silastic material to be made so that control cable not only has corrosion resistance, also has certain elasticity, increases control cable
Bending resistance.
The utility model has the beneficial effects that：Pass through compound cable core 10, the non-woven fabrics longitudinal wrap belt set gradually from inside to outside
20, polyester fiber insulating layer 30, flame-retardant layer 40, nylon inner restrictive coating 50, armouring braiding layer 60 and external sheath layer 70, no
It can only be insulated with the height of cable, fireproof performance, and due to being compacted in non-woven fabrics by using polyester fiber insulating layer 9 is wrapped
20 lateral approach of longitudinal wrap belt, to realize by the shape of non-woven fabrics longitudinal wrap layer 20 completely with the shape kissing of composite cable 10
On the basis of conjunction, greatly eliminates non-woven fabrics longitudinal wrap layer 20 and control the gap between compound cable core 10, convenient under burning condition
The continuous transmission of flame internally is prevented, and the dipping for resisting moisture can be enhanced, while non-woven fabrics longitudinal wrap layer 20 may insure to gather
Ester fiber insulating layer 30, flame-retardant layer 40, nylon inner restrictive coating 50, armouring braiding layer 60 and external sheath layer 70 and composite rope
Adhesion between core 10 does not injure compound cable core 10 when divesting sheath convenient for work progress, and due to the center of composite cable 10
The form of the aramid fiber rope layer 2 outside steel wire rope is located at using steel cable 1 and ring, and by using three virtues
Synthetic fibre cordage beam 4 is centered around 2 outside of aramid fiber rope layer with three insulated cores 3 and is twisted, so as to the control cable
Buckle resistance can be more preferable.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the utility model, although ginseng
The utility model is described in detail according to previous embodiment, it for those skilled in the art, still can be with
Technical scheme described in the above embodiments is modified or equivalent replacement of some of the technical features.It is all
Within the spirit and principles of the present invention, any modification, equivalent replacement, improvement and so on should be included in this practicality
Within novel protection domain.
Claims (5)
1. a kind of polyvinyl chloride insulation flame-retardant jacket control cable, which is characterized in that including set gradually from inside to outside compound cable core,
Non-woven fabrics longitudinal wrap belt, polyester fiber insulating layer, flame-retardant layer, nylon inner restrictive coating, armouring braiding layer and external sheath layer,
The external sheath layer includes polyvinyl chloride layer and corrosion-resistant coating from inside to outside, and the compound cable core includes centrally located one
Root steel wire rope, ring are located at aramid fiber rope layer mutually twisted in concentric circles on the outside of the steel wire rope, three insulation cables
Core and the three aramid fiber rope beams to distribute alternately with the insulated core, the aramid fiber rope beam and the insulated core
Mutually twisted ring is located at the outside of the aramid fiber rope layer in concentric circles, and the insulated core includes several insulated wires
The insulated wire cores beam and the copper foil shielding layer outside the insulated wire cores beam that core is twisted, the insulated wire cores packet
The polyvinyl chloride insulation layer for including stranded conductor and being coated on the stranded conductor periphery.
2. a kind of polyvinyl chloride insulation flame-retardant jacket control cable according to claim 1, which is characterized in that the non-woven fabrics is vertical
The thickness of covering is 0.03-0.04mm, and longitudinal wrap, every section of non-woven fabrics longitudinal wrap are overlapped successively along composite rope wire mandrel direction
The width of layer is 2-3 times of the composite rope core diameter.
3. a kind of polyvinyl chloride insulation flame-retardant jacket control cable according to claim 1, which is characterized in that the flame-retardant
Layer is the ethylene propylene rubber insulated layer of flame-retardant.
4. a kind of polyvinyl chloride insulation flame-retardant jacket control cable according to claim 1, which is characterized in that the armouring braiding
Layer is steel-tape armouring braiding layer.
5. a kind of polyvinyl chloride insulation flame-retardant jacket control cable according to claim 1, which is characterized in that the corrosion-resistant coating
It is made of composite silicone rubber material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721890472.4U CN207718864U (en) | 2017-12-29 | 2017-12-29 | A kind of polyvinyl chloride insulation flame-retardant jacket control cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721890472.4U CN207718864U (en) | 2017-12-29 | 2017-12-29 | A kind of polyvinyl chloride insulation flame-retardant jacket control cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207718864U true CN207718864U (en) | 2018-08-10 |
Family
ID=63051253
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721890472.4U Expired - Fee Related CN207718864U (en) | 2017-12-29 | 2017-12-29 | A kind of polyvinyl chloride insulation flame-retardant jacket control cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207718864U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113345634A (en) * | 2021-01-26 | 2021-09-03 | 陈跃超 | Special cable for brick machine |
-
2017
- 2017-12-29 CN CN201721890472.4U patent/CN207718864U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN113345634A (en) * | 2021-01-26 | 2021-09-03 | 陈跃超 | Special cable for brick machine |
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| Date | Code | Title | Description |
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| 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: 20180810 Termination date: 20201229 |