CN204229868U - Rated voltage 0.6/1kV and following instrument cable - Google Patents
Rated voltage 0.6/1kV and following instrument cable Download PDFInfo
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- CN204229868U CN204229868U CN201420507369.7U CN201420507369U CN204229868U CN 204229868 U CN204229868 U CN 204229868U CN 201420507369 U CN201420507369 U CN 201420507369U CN 204229868 U CN204229868 U CN 204229868U
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- lapping layer
- cable
- oversheath
- rated voltage
- insulating barrier
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Abstract
The utility model relates to a kind of low pressure instrument cable.Technical solutions of the utility model: rated voltage 0.6/1kV and following instrument cable, it includes cable core (5), 1# lapping layer (6) is surrounded with outside cable core, oversheath (7) is extruded with outside 1# lapping layer (6), wherein: described cable core (5) is by least two cores (3) and fill that (4) are stranded forms, every root core (3) is made up of copper conductor (1) and insulating barrier (2), and insulating barrier (2) is wrapped on copper conductor (1).The Instrument use that adopt after technique scheme, the utility model structure is simple, computer equipment or similar device control system can be adapted to.
Description
Technical field
The utility model relates to a kind of low pressure instrument cable, and particularly rated voltage 0.6/1kV and following instrument cable, belong to field of cable technology.
Background technology
Along with existing computer equipment or similar device control system demand increase day by day, need a large amount of instrument cable, and high requirement is proposed to performance parameter.Instrument cable is often referred to the cable of complete operation function, such as, start and release relay, contactor and circuit breaker and control, monitoring loop etc., and voltage is 1 kilovolt and following, with forceful electric power character.
China Patent Publication No.: CN202183241U, a kind of instrument cable for nuclear power station is disclosed, the wire stranding of its at least two tape insulations becomes a heart yearn, and at least two heart yearns and filling are twisted into cable core, and cable core establishes lapping layer, compound copper-plastics band, proof copper-wire braided layer and sheath outward successively.It uses complicated structure to realize specific instructions for use.
Summary of the invention
The purpose of this utility model is to provide a kind of rated voltage 0.6/1kV and following instrument cable, and it requires: structure is simple, the Instrument use that can adapt to computer equipment or similar device control system.
For realizing above-mentioned technical purpose, the utility model is by the following technical solutions: a kind of rated voltage 0.6/1kV and following instrument cable, it includes cable core, 1# lapping layer is surrounded with outside cable core, oversheath is extruded with outside 1# lapping layer, wherein: cable core is by least two cores and fill stranded forming, and every root core is made up of copper conductor and insulating barrier, and insulating barrier is wrapped on copper conductor.
For improving cable performance further, inventor proposes further: the crosslinked polyetylene insulated layer of the preferred irradiation type of described insulating barrier.Described filling is preferably non-hygroscopic flame resistant filler, as: rubber strip; Described 1# lapping layer preferred polyester band or nonwoven fabrics.Described oversheath preferred irradiation type haloflex oversheath.
After adopting technique scheme, the utility model has following beneficial effect:
Core and filling are directly twisted into cable core, cable core peripheral hardware lapping layer and oversheath, and its structure is simple, and cable core structure is stablized.Irradiation type is crosslinked polyetylene insulated, makes the highest Long-term service temperature of the present utility model bring up to 90 DEG C, meets the single combustion requirements of VW-1 simultaneously, and insulation satisfactory mechanical property, useful life is secure.Cable core center clearance adopts non-hygroscopic fire proofing as filling, ensure that sheathing uniformity, and when can use under-40 DEG C of low temperature, cable still has good flexibility, anti-flammability.Polyester belt or nonwoven fabrics are also non-hygroscopic fire proofing, make cable soft, fire-retardant.The oversheath that irradiation type haloflex is formed, meets the requirements such as fire-retardant, cold-resistant, makes the utility model have excellent fire resistance, splendid cold tolerance, is applicable to the occasion that flame-retardancy requirements is high and ambient temperature is low.
Except above-mentioned basic structure, inventor also proposes a kind of rated voltage 0.6/1kV with shielding and following instrument cable.Its concrete structure is as follows:
Rated voltage 0.6/1kV and following instrument cable, it includes cable core, 1# lapping layer is surrounded with outside cable core, 1# lapping layer is coated with screen, 2# lapping layer lapped shielding layer, extrudes oversheath outside 2# lapping layer, wherein: cable core is by least two cores and fill stranded forming, every root core is made up of copper conductor and insulating barrier, and insulating barrier is wrapped on copper conductor.
For improving cable performance further, inventor proposes further: the crosslinked polyetylene insulated layer of the preferred irradiation type of described insulating barrier.Described filling is preferably non-hygroscopic flame resistant filler, as: rubber strip; Described 1# lapping layer preferred polyester band or nonwoven fabrics.Described 2# lapping layer preferred polyester band or nonwoven fabrics.The preferred copper strips of described screen or aluminum plastic belt, described oversheath preferred irradiation type haloflex oversheath.
After setting up shielding construction, the utility model, except having aforementioned basic effect, also has following beneficial effect:
Screen, between two lapping layers, particularly adopts copper strips or aluminum plastic belt, ensures shield effectiveness.
Accompanying drawing explanation
Fig. 1 is the first structural representation of the utility model;
Fig. 2 is the utility model the second structural representation.
In figure: 1, conductor, 2, insulating barrier, 3, core, 4, fill, 5, cable core, 6,1# lapping layer, 7, oversheath, 8, screen, 9,2# lapping layer.
Embodiment
Below in conjunction with the drawings and specific embodiments, the utility model is described in more detail.
Embodiment one
As shown in Figure 1, a kind of rated voltage 0.6/1kV and following instrument cable, it includes at least two cores 3, for the explanation of 3 cores 3, every root core 3 is made up of copper conductor 1 and insulating barrier 2, and insulating barrier 2 is wrapped on copper conductor 1, and 3 cores 3 and filling 4 are twisted into cable core 5, be surrounded with outside cable core 5 outside 1# lapping layer 6,1# lapping layer 6 and be extruded with oversheath 7.
Aforementioned dielectric layer 2 is the crosslinked polyetylene insulated layer of irradiation type preferably, as: the insulating barrier that irradiation type high electrical performance crosslinked polyethylene is formed.Aforementioned filling 4 is preferably non-hygroscopic flame resistant filler, as: rubber strip.Aforementioned 1# lapping layer 6 is the fire-retardant twining package tape of non-hygroscopic preferably, as: polyester belt or nonwoven fabrics.Aforementioned oversheath 7 is irradiation type haloflex oversheath preferably, as: the oversheath that the low temperature resistant high-fire-resistance haloflex of irradiation type is formed.
Embodiment two
As shown in Figure 2, a kind of rated voltage 0.6/1kV and following instrument cable, it includes at least two cores 3, and illustrate for 2 cores 3, every root core 3 is made up of copper conductor 1 and insulating barrier 2, insulating barrier 2 is wrapped on copper conductor 1,2 cores 3 and filling 4 are twisted into cable core 5, be surrounded with 1# lapping layer 6,1# lapping layer 6 and be coated with screen 8 outside cable core 5, oversheath 7 is extruded outside 2# lapping layer 9 lapped shielding layer 8,2# lapping layer 9.
Aforementioned dielectric layer 2 is the crosslinked polyetylene insulated layer of irradiation type preferably, as: the insulating barrier that irradiation type high electrical performance crosslinked polyethylene is formed.Aforementioned filling 4 is preferably non-hygroscopic flame resistant filler, as: rubber strip.Aforementioned 1# lapping layer 6 and the 2# lapping layer 9 preferably fire-retardant twining package tape of non-hygroscopic, as: polyester belt or nonwoven fabrics.Aforementioned screen 8 is copper strips or aluminum plastic belt.Aforementioned oversheath 7 is irradiation type haloflex oversheath preferably, as: the oversheath that the low temperature resistant high-fire-resistance haloflex of irradiation type is formed.
The utility model is not limited to above-described embodiment, and the technical scheme that all employings are equal to or equivalence replacement is formed all falls into the protection range that the utility model requires.
Claims (5)
1. a rated voltage 0.6/1kV and following instrument cable, it includes cable core (5), 1# lapping layer (6) is surrounded with outside cable core, oversheath (7) is extruded with outside 1# lapping layer (6), it is characterized in that: described cable core (5) is by least two cores (3) and fill that (4) are stranded forms, every root core (3) is made up of copper conductor (1) and insulating barrier (2), insulating barrier (2) is wrapped on copper conductor (1), and described insulating barrier (2) is the crosslinked polyetylene insulated layer of irradiation type.
2. rated voltage 0.6/1kV according to claim 1 and following instrument cable, it is characterized in that: between described 1# lapping layer (6) and oversheath (7), be also provided with screen (8) and 2# lapping layer (9), the coated described 1# lapping layer (6) of screen (8), 2# lapping layer (9) lapped shielding layer (8), extrudes described oversheath (7) outside 2# lapping layer (9).
3. rated voltage 0.6/1kV according to claim 1 and 2 and following instrument cable, is characterized in that: described filling (4) is non-hygroscopic flame resistant filler, and described 1# lapping layer (6) is polyester belt or nonwoven fabrics.
4. rated voltage 0.6/1kV according to claim 1 and 2 and following instrument cable, is characterized in that: described oversheath (7) is irradiation type haloflex oversheath.
5. rated voltage 0.6/1kV according to claim 2 and following instrument cable, is characterized in that: described screen (8) is copper strips or aluminum plastic belt, and described 2# lapping layer (9) is polyester belt or nonwoven fabrics.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420507369.7U CN204229868U (en) | 2014-09-03 | 2014-09-03 | Rated voltage 0.6/1kV and following instrument cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201420507369.7U CN204229868U (en) | 2014-09-03 | 2014-09-03 | Rated voltage 0.6/1kV and following instrument cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN204229868U true CN204229868U (en) | 2015-03-25 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201420507369.7U Active CN204229868U (en) | 2014-09-03 | 2014-09-03 | Rated voltage 0.6/1kV and following instrument cable |
Country Status (1)
| Country | Link |
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| CN (1) | CN204229868U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108154949A (en) * | 2017-12-22 | 2018-06-12 | 大连英蕴科技有限公司 | The manufacturing method of ship hard ethylene propylene rubber insulated instrument cable |
-
2014
- 2014-09-03 CN CN201420507369.7U patent/CN204229868U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN108154949A (en) * | 2017-12-22 | 2018-06-12 | 大连英蕴科技有限公司 | The manufacturing method of ship hard ethylene propylene rubber insulated instrument cable |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| GR01 | Patent grant |