CN207367628U - A kind of copper core polyvinyl chloride insulation fire resisting oil resistant water-proof cable - Google Patents
A kind of copper core polyvinyl chloride insulation fire resisting oil resistant water-proof cable Download PDFInfo
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- CN207367628U CN207367628U CN201721404948.9U CN201721404948U CN207367628U CN 207367628 U CN207367628 U CN 207367628U CN 201721404948 U CN201721404948 U CN 201721404948U CN 207367628 U CN207367628 U CN 207367628U
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- layer
- twisted pair
- oil resistant
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- flame
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Abstract
The utility model belongs to field of cable technology, more particularly to a kind of copper core polyvinyl chloride insulation fire resisting oil resistant water-proof cable, have the characteristics that simple in structure, four twisted pair wires are equipped with cable, twisted pair wire is separated in different sections by insulation framework, ensure that the insulating properties between twisted pair wire, and the copper core in twisted pair wire is coated with the first insulating layer, it ensure that the insulating properties between copper core, the outside of twisted pair wire is coated with the second insulating layer, ensure that the insulating properties of twisted pair wire itself；The outside of second lapping layer is coated with jagged flame retardant coating, multiple grooves are provided with flame retardant coating outer surface, fire-retardant part in flame-retardant layer is arranged in groove, fire-retardant part winding is set to fix position, it ensure that the tightness of cable, when high-temp combustion occurring outside the flame-retardant layer, fire-retardant part come off can reduction flame retardant coating loss；The outside of cable is coated with oil resistant oversheath, prevents cable from corroding under wrong environment.
Description
Technical field
The utility model belongs to field of cable technology, and in particular to a kind of anti-water power of copper core polyvinyl chloride insulation fire resisting oil resistant
Cable.
Background technology
Electric wire is the major class electrician wire rod production for transmitting electric power, transmitting information and realizing electromagnetic energy conversion
Product, are referred to as the blood vessel of industry and the nerve of society, and cable can in all cases lay, is safe and out of sight, not receive outside climatic
Interference, less can safeguard, be durable, because of its use environment and the difference of condition, the requirement to its performance is different, for one
For a little measurements, signal control electric wire point, high-temperature stability, shielding, oil resistivity and water preventing ability etc., some electric power are mainly considered
Equipment is often used under oil pollution environment, and cable appearance by greasy dirt corrosion dissolution, can make the insulation performance of inside receive influence, because
This needs cable to possess certain oil resistance, and due to that can produce high temperature during power equipment use, in addition cause fire, it is necessary to
Cable remains to maintain equipment operation within a period of time when fire occurs, and races against time to eliminate hidden danger.
Utility model content
The utility model provides a kind of polyvinyl chloride cable simple in structure, has the characteristics that fire resisting, oil resistant and waterproof.
In order to solve the above-mentioned technical problem, the utility model provides a kind of copper core polyvinyl chloride insulation fire resisting oil resistant waterproof
Cable, including four identical twisted pair wires, flame-retardant layer, inner sheath, armor and oil resistant oversheath, further include insulation framework and resistance to
Fire bed, the insulation framework are in cross, and four twisted pair wires are isolated in by insulation framework in different sections, described
Contain two copper cores in twisted pair wire, the outside of the copper core is coated with the first insulating layer, the exterior bag of two copper cores
The first lapping layer is covered with, the outside of first lapping layer is coated with the second insulating layer；Four twisted pair wires and insulation framework
Outside be coated with the second lapping layer, the outside of second lapping layer is coated with jagged flame retardant coating, the flame retardant coating
Multiple grooves are provided with outer surface；The outside of the flame retardant coating is flame-retardant layer, and more are provided with the flame-retardant layer and is not connect mutually
Tactile fire-retardant part, the fire-retardant part are arranged in groove；The outside of the flame-retardant layer is coated with inner sheath, armor and resistance to successively
Oily oversheath.
Preferably, the insulation framework includes connecting portion and four identical insulation strips, one end of the insulation strip are equal
It is connected on connecting portion.
Preferably, the connecting portion is internally provided with filling core.
Preferably, also it is both provided with two reinforcements in the first lapping layer of the twisted pair wire.
Preferably, it is both provided with water-blocking component between the twisted pair wire and the insulation strip of both sides.
Preferably, it is additionally provided with waterproof layer between the armor and oil resistant oversheath.
Beneficial effect：
The cable of the utility model, has the characteristics that simple in structure, is equipped with four twisted pair wires in cable, twisted pair wire passes through exhausted
Edge skeleton separates in different sections, ensure that the insulating properties between twisted pair wire, and the copper core in twisted pair wire is coated with the
One insulating layer, ensure that the insulating properties between copper core, and the outside of twisted pair wire is coated with the second insulating layer, ensure that twisted pair wire itself
Insulating properties；The outside of second lapping layer is coated with jagged flame retardant coating, and multiple grooves are provided with flame retardant coating outer surface, resistance
Fire-retardant part in combustion layer is arranged in groove, fire-retardant part winding is fixed position, be ensure that the tightness of cable, work as flame-retardant layer
Outside occur high-temp combustion when, fire-retardant part come off can reduction flame retardant coating loss；The outside of cable is coated with oil resistant oversheath,
Prevent cable from corroding under wrong environment.
Insulation framework includes connecting portion and four and thoroughly does away with edge strip, fully can separate twisted pair wire, and ensure that winding
Stability, connecting portion are internally provided with filling core, it is ensured that some mechanical performances of cable；It is provided with first lapping layer
Reinforcer, on the one hand makes the more fastening of twisted pair wire winding, on the other hand improves the mechanical performance of cable；Twisted pair wire and both sides
Water-blocking component has been both provided between insulation strip, has reduced the longitudinal direction water inlet of cable end as far as possible；Armor and oil resistant oversheath
Between be additionally provided with waterproof layer, prevent oil resistant oversheath damage cable is radially intake.
Brief description of the drawings
The structure diagram of Fig. 1 the utility model cables；
Attached drawing marks：1- twisted pair wires, 2- water-blocking components, 3- insulation frameworks, 31- filling core, 32- insulation strips, 33- connectors,
The second lapping layers of 4-, 5- flame retardant coatings, 51- grooves, 6- flame-retardant layers, the fire-retardant parts of 61-, 7- inner sheaths, 8- armors, 9- waterproof layers,
10- oil resistants oversheath, 11- copper cores, the first insulating layers of 12-, the first lapping layers of 13-, the second insulating layers of 14-, 15- reinforcers.
Embodiment
The embodiment of the utility model is further illustrated below in conjunction with the accompanying drawings.
A kind of copper core polyvinyl chloride insulation fire resisting oil resistant water-proof cable as shown in Figure 1, including four identical twisted pair wires
1st, flame-retardant layer 6, inner sheath 7, armor 8 and oil resistant oversheath 10, further include insulation framework 3 and flame retardant coating 5, the insulation framework
3 be in cross, and four twisted pair wires 1 are isolated in by insulation framework 3 in different sections, are contained in the twisted pair wire 1
There are two copper cores 11, the outside of the copper core 11 is coated with the first insulating layer 12, and the outside of two copper cores 11 is coated with
First lapping layer 13, the outside of first lapping layer 13 are coated with the second insulating layer 14；Four twisted pair wires 1 and insulation bone
The outside of frame 3 is coated with the second lapping layer 4, and the outside of second lapping layer 4 is coated with jagged flame retardant coating 5, described resistance to
Multiple grooves 51 are provided with the outer surface of fire bed 5；The outside of the flame retardant coating 5 is flame-retardant layer 6, is set in the flame-retardant layer 6
There are more non-touching fire-retardant parts 61, the fire-retardant part 61 is arranged in groove 51；Flame-retardant layer 6 be flame retardant coating 5 and second around
Relatively empty one layer formed between covering 4 by fire-retardant part 61, flame-retardant layer 6 is without filling, accordingly even when the second lapping layer
Burning, fire-retardant part 61 will come off, and reduce internal losses；The outside of the flame-retardant layer 6 is coated with inner sheath 7, armor 8 successively
With oil resistant oversheath 10.
In the present embodiment, the insulation framework 3 includes connecting portion 33 and four identical insulation strips 32, the insulation strip
32 one end is both connected on connecting portion 33, and the connecting portion 33 is hollow pipe, and connecting portion 33 and insulation strip 32 can pass through one
Body formed technique is made, and is internally provided with filling core 31 in connecting portion 33, insulation framework 3, the first insulating layer 12 and second are exhausted
Edge layer is made of polyvinyl chloride, and aramid fiber can be filled with by filling in core 33；It is also equal in first lapping layer 13 of the twisted pair wire 1
It is provided with two reinforcements 15；Water-blocking component 2 is both provided between the twisted pair wire 1 and the insulation strip 32 of both sides；In the armouring
Waterproof layer 9 is additionally provided between layer 8 and oil resistant oversheath 10, the material of waterproof layer is high density polyethylene (HDPE)；In the first lapping layer
In 13, the gap between twisted pair wire and waterproof case 2, insulation strip 32 is filled with polypropylene net band, and the first lapping layer 13 is by polyester
Band is made, and the second lapping layer 4 is non-woven fabrics；Wherein, flame retardant coating 5 can use fast ceramic refractory insulating material, outside oil resistant
Sheath 10 is water blocking yarn for oil-resistant polyvinyl chloride sheath, water-blocking component 2, and fire-retardant part 61 can use bittern-free flame-proof material.
Specific embodiment of the utility model is described in detail above, but it is intended only as example, and this practicality is new
Type is not restricted to above description specific embodiment.To those skilled in the art, it is any to the utility model carry out
Equivalent modifications and substitute also all among the category of the utility model.Therefore, the spirit and scope of the utility model are not being departed from
Lower made impartial conversion and modification, all cover in the scope of the utility model.
Claims (6)
1. a kind of copper core polyvinyl chloride insulation fire resisting oil resistant water-proof cable, including four identical twisted pair wires (1), flame-retardant layer (6),
Inner sheath (7), armor (8) and oil resistant oversheath (10), it is characterised in that：Insulation framework (3) and flame retardant coating (5) are further included,
The insulation framework (3) is in cross, and four twisted pair wires (1) are isolated in different sections by insulation framework (3),
Contain two copper cores (11) in the twisted pair wire (1), the outside of two copper cores (11) is coated with the first lapping layer (13),
The outside of the copper core (11) is coated with the first insulating layer (12), and it is exhausted that the outside of first lapping layer (13) is coated with second
Edge layer (14)；The outside of four twisted pair wires (1) and insulation framework (3) is coated with the second lapping layer (4), and described second is wrapped
The outside of layer (4) is coated with jagged flame retardant coating (5), and multiple grooves (51) are provided with the outer surface of the flame retardant coating (5)；
The outside of the flame retardant coating (5) is flame-retardant layer (6), and more non-touching fire-retardant parts (61) are provided with the flame-retardant layer (6),
The fire-retardant part (61) is arranged in groove (51)；The outside of the flame-retardant layer (6) is coated with inner sheath (7), armor successively
(8) and oil resistant oversheath (10).
A kind of 2. copper core polyvinyl chloride insulation fire resisting oil resistant water-proof cable as claimed in claim 1, it is characterised in that：It is described exhausted
Edge skeleton (3) includes connecting portion (33) insulation strip (32) identical with four, and one end of the insulation strip (32) is both connected to company
In socket part (33).
A kind of 3. copper core polyvinyl chloride insulation fire resisting oil resistant water-proof cable as claimed in claim 2, it is characterised in that：The company
Socket part (33) is internally provided with filling core (31).
A kind of 4. copper core polyvinyl chloride insulation fire resisting oil resistant water-proof cable as claimed in claim 3, it is characterised in that：It is described right
Two reinforcements (15) are also both provided with the first lapping layer (13) of twisted wire (1).
5. a kind of copper core polyvinyl chloride insulation fire resisting oil resistant water-proof cable as described in any one in Claims 1-4, it is special
Sign is：Water-blocking component (2) is both provided between the twisted pair wire (1) and the insulation strip (32) of both sides.
A kind of 6. copper core polyvinyl chloride insulation fire resisting oil resistant water-proof cable as claimed in claim 5, it is characterised in that：Described
Waterproof layer (9) is additionally provided between armor (8) and oil resistant oversheath (10).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721404948.9U CN207367628U (en) | 2017-10-27 | 2017-10-27 | A kind of copper core polyvinyl chloride insulation fire resisting oil resistant water-proof cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721404948.9U CN207367628U (en) | 2017-10-27 | 2017-10-27 | A kind of copper core polyvinyl chloride insulation fire resisting oil resistant water-proof cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207367628U true CN207367628U (en) | 2018-05-15 |
Family
ID=62344335
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721404948.9U Expired - Fee Related CN207367628U (en) | 2017-10-27 | 2017-10-27 | A kind of copper core polyvinyl chloride insulation fire resisting oil resistant water-proof cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207367628U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109979652A (en) * | 2019-05-16 | 2019-07-05 | 江苏港通电缆有限公司 | A kind of data cable |
| CN110335717A (en) * | 2019-08-05 | 2019-10-15 | 江苏耘和线缆有限公司 | A kind of flame-retardant cable and processing method |
-
2017
- 2017-10-27 CN CN201721404948.9U patent/CN207367628U/en not_active Expired - Fee Related
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109979652A (en) * | 2019-05-16 | 2019-07-05 | 江苏港通电缆有限公司 | A kind of data cable |
| CN110335717A (en) * | 2019-08-05 | 2019-10-15 | 江苏耘和线缆有限公司 | A kind of flame-retardant cable and processing method |
| CN110335717B (en) * | 2019-08-05 | 2021-04-09 | 江苏耘和线缆有限公司 | Flame-retardant cable and processing method |
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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 |
Granted publication date: 20180515 Termination date: 20191027 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |