CN207319731U - A kind of high fire-retardance insulated wire cable - Google Patents
A kind of high fire-retardance insulated wire cable Download PDFInfo
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- CN207319731U CN207319731U CN201721385662.0U CN201721385662U CN207319731U CN 207319731 U CN207319731 U CN 207319731U CN 201721385662 U CN201721385662 U CN 201721385662U CN 207319731 U CN207319731 U CN 207319731U
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Abstract
The utility model provides a kind of high fire-retardance insulated wire cable, including cable core, partition plate, gasket for packing, fire-proof packing, external shielding layer, inner restrictive coating, fire prevention lapping layer and external sheath layer；Cable core includes conductor, insulating layer and internal shield；Insulating layer is wrapped in outside conductor；Internal shield is wrapped in outside insulating layer；Partition plate separates 4 cable cores to form criss-cross each cable core area；Some gasket for packings are equipped with each cable core；Fire-proof packing is equipped between the cable core and gasket for packing in each cable core area；It is enclosed with external shielding layer, inner restrictive coating, lapping layer and external sheath layer outside cable core area successively from the inside to the outside.The utility model is compact-sized, has good shielding properties, while is coated using multiple applied fireproofing layer, can effectively stop high temperature to the destruction inside cable.
Description
Technical field
The utility model belongs to field of cable technology, and in particular to a kind of high fire-retardance insulated wire cable.
Background technology
The current information epoch, cybertimes development in, application of the social every profession and trade field to electric wire is increasingly
More, demand is more and more diversified, wherein, in some important job facilities, public place, precision equipment, big machineries
Electric wire requires insulation shielding performance and fire resistance higher and higher.In these fields, development high fire-retardance insulated electric conductor electricity
Cable becomes an important trend.But existing insulated cable is all that some Fire retardation fireproof materials are added in common cable, its
It is bad to stablize fire resistance, easily because high temperature and fire cause serious cable inner core to damage, so as to cause larger economic damage
Lose.
Patent flexible flame-retardant cable for wind power generation (day for announcing 2010.05.05, notification number CN201449793), discloses
A kind of flexible flame-retardant cable, including stranded conductor, insulating layer, shielded layer and oversheath, the stranded conductor extrude one layer absolutely outside
Edge layer, one layer of shielded layer is woven outside insulating layer, one layer of oversheath is extruded outside shielded layer.This only passes through PVC materials using new
Material carries out fire-retardant fireproof, has not adapted to current electric wire fire protection requirement.
Therefore it is badly in need of the high fire-retardance insulated electric conductor electricity that one kind is simple in structure, possesses good insulation shielding properties and fire resistance
Cable.
Utility model content
In order to solve the above-mentioned technical problem, the utility model provides a kind of high fire-retardance insulated wire cable, and the high fire-retardance is exhausted
Edge electric wire is compact-sized, has good shielding properties, while is coated using multiple applied fireproofing layer, can effectively hinder
High temperature is kept off to the destruction inside cable.
The utility model provides following technical solution：
A kind of high fire-retardance insulated wire cable, including 4 cable cores, partition plate, gasket for packing, fire-proof packing, external shielding layer, interior shield
Jacket layer, fire prevention lapping layer and external sheath layer；Cable core includes conductor, insulating layer and internal shield；Insulating layer is wrapped in outside conductor；
Internal shield is wrapped in outside insulating layer；Partition plate separates 4 cable cores to form criss-cross each cable core area；Set in each cable core area
There are some gasket for packings；Fire-proof packing is equipped between the cable core and gasket for packing in each cable core area；Wrapped up successively from the inside to the outside outside cable core area
There are external shielding layer, inner restrictive coating, lapping layer and external sheath layer.
Preferably, it is also coated with fireproof coating outside external sheath layer.
Preferably, insulating layer uses flame-retardant low-smoke halogen-free polyolefine material.
Preferably, internal shield and external shielding layer are copper wire or tinned copper wire braid shielded.
Preferably, gasket for packing uses ceramic glass cord.
Preferably, fire-proof packing uses aluminium hydroxide flame-retardant filler.
Preferably, inner restrictive coating uses Ceramic silicon rubber, and external sheath layer uses halogen-free and low-smoke flame-retardant polyolefin sheathed layer.
Preferably, fire prevention lapping layer uses alkali-free glass fibre band.
The beneficial effects of the utility model are：
1st, the utility model is simple in structure, of low cost.
2nd, the utility model separates 4 cable cores to form criss-cross each cable core area by partition plate, makes 4 cable cores mutual
Between position relationship consolidate so that whole cable finished product structure is stablized.
3rd, the utility model is equipped with internal shield and external shielding layer, and dual shield can make the shielding properties of cable more preferable,
Reduce cable core between and the electromagnetic interference between cable and external electronic device.
4th, the utility model is equipped with ceramic glass cord gasket for packing, also possesses resistance while cable stretch-proof is ensured
Fire performance.
5th, the utility model insulating layer uses aluminium hydroxide flame-retardant using flame-retardant low-smoke halogen-free polyolefine material, fire-proof packing
Filler, alkali-free glass fibre band fire prevention lapping layer, inner restrictive coating use Ceramic silicon rubber, and external sheath layer is hindered using low smoke, zero halogen
Polyolefin sheath layer is fired, the fire resistance of cable by the applied fireproofing of multilayer, can be lifted.Wherein, ceramic SiClx rubber
Adhesive tape inner restrictive coating can be changed into duricrust tubular fire heat insulation structural, can effectively protect cable inner core when meeting fire or high temperature.
6th, the utility model external sheath layer uses halogen-free and low-smoke flame-retardant polyolefin sheathed layer, will not be produced when meeting fire or high temperature
Raw harmful material, meets environmental requirement.
Brief 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
New embodiment is used to explain the utility model together, does not form the limitation to the utility model.In the accompanying drawings：
Fig. 1 is the utility model structure diagram.
In figure mark for：1st, cable core；2nd, partition plate；3rd, gasket for packing；4th, fire-proof packing；5th, external shielding layer；6th, inner restrictive coating；7、
Fire prevention lapping layer；8th, external sheath layer；9th, conductor；10th, insulating layer；11st, internal shield；12nd, cable core area；13rd, fireproof coating.
Embodiment
The preferred embodiment of the utility model is described below in conjunction with the accompanying drawings.
As shown in Figure 1, a kind of high fire-retardance insulated wire cable, including 4 cable cores 1, partition plate 2, gasket for packing 3, fire-proof packing
4th, external shielding layer 5, inner restrictive coating 6, fire prevention lapping layer 7 and external sheath layer 8.Cable core 1 includes conductor 9, insulating layer 10 and inner shield
Layer 11；Insulating layer 10 is wrapped in outside conductor 9；Internal shield 11 is wrapped in outside insulating layer 10.Partition plate 2 separates 4 cable cores 1
Each cable core area 12 of open form across.Some gasket for packings 3 are equipped with each cable core area 12.Specifically, each cable core area 12 is equipped with 2
Gasket for packing 3.Fire-proof packing 4 is equipped between the cable core 1 and gasket for packing 3 in each cable core area 12.Wrapped successively from the inside to the outside outside cable core area 12
It is wrapped with external shielding layer 5, inner restrictive coating 6, lapping layer 7 and external sheath layer 8.
Specifically, it is also coated with fireproof coating 13 outside external sheath layer 8.
Specifically, insulating layer 10 uses flame-retardant low-smoke halogen-free polyolefine material.
Specifically, internal shield 11 and external shielding layer 5 are copper wire or tinned copper wire braid shielded.
Specifically, gasket for packing 3 uses ceramic glass cord.
Specifically, fire-proof packing 4 uses aluminium hydroxide flame-retardant filler.
Specifically, inner restrictive coating 6 uses Ceramic silicon rubber, external sheath layer 8 is using halogen-free and low-smoke flame-retardant polyolefin sheathed
Layer.
Specifically, fire prevention lapping layer 7 uses alkali-free glass fibre band.
The above descriptions are merely preferred embodiments of the present invention, is not intended to limit the present invention, although ginseng
The utility model is described in detail according to previous embodiment, for those skilled in the art, it still can be with
Modify to the technical solution described in foregoing embodiments, or equivalent substitution is carried out to which part technical characteristic.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 new protection domain.
Claims (8)
- A kind of 1. high fire-retardance insulated wire cable, it is characterised in thatIncluding 4 cable cores (1), partition plate (2), gasket for packing (3), fire-proof packing (4), external shielding layer (5), inner restrictive coating (6), fire prevention Lapping layer (7) and external sheath layer (8)；The cable core (1) includes conductor (9), insulating layer (10) and internal shield (11)；It is exterior that the insulating layer (10) is wrapped in the conductor (9)；It is exterior that the internal shield (11) is wrapped in the insulating layer (10)；The partition plate (2) separates 4 cable cores (1) to form criss-cross each cable core area (12)；Some gasket for packings (3) are equipped with each cable core area (12)；Fire-proof packing (4) is equipped between the cable core (1) and the gasket for packing (3) of each cable core area (12)；The cable core area (12) is enclosed with external shielding layer (5), inner restrictive coating (6), lapping layer (7) and outer shield successively from the inside to the outside outside Jacket layer (8).
- 2. high fire-retardance insulated wire cable according to claim 1, it is characterised in that the external sheath layer (8) also applies outside It is covered with fireproof coating (13).
- 3. high fire-retardance insulated wire cable according to claim 1, it is characterised in that insulating layer (10) uses Flame-retardant low-smoke Halogen-free polyolefin material.
- 4. high fire-retardance insulated wire cable according to claim 1, it is characterised in that internal shield (11) and external shielding layer (5) it is copper wire or tinned copper wire braid shielded.
- 5. high fire-retardance insulated wire cable according to claim 1, it is characterised in that the gasket for packing (3) is using ceramics Change glass cord.
- 6. high fire-retardance insulated wire cable according to claim 1, it is characterised in that the fire-proof packing (4) uses hydrogen Aluminium oxide fire-retardant filler.
- 7. high fire-retardance insulated wire cable according to claim 1, it is characterised in that the inner restrictive coating (6) is using pottery Porcelain SiClx rubber, the external sheath layer (8) use halogen-free and low-smoke flame-retardant polyolefin sheathed layer.
- 8. high fire-retardance insulated wire cable according to claim 1, it is characterised in that the fire prevention lapping layer (7) uses Alkali-free glass fibre band.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721385662.0U CN207319731U (en) | 2017-10-25 | 2017-10-25 | A kind of high fire-retardance insulated wire cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721385662.0U CN207319731U (en) | 2017-10-25 | 2017-10-25 | A kind of high fire-retardance insulated wire cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207319731U true CN207319731U (en) | 2018-05-04 |
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ID=62378545
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| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721385662.0U Active CN207319731U (en) | 2017-10-25 | 2017-10-25 | A kind of high fire-retardance insulated wire cable |
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| CN (1) | CN207319731U (en) |
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109065221A (en) * | 2018-07-20 | 2018-12-21 | 安徽德源电缆集团有限公司 | A kind of explosion-proof flame-retardant computer cable for explosive place |
| CN112927850A (en) * | 2021-02-01 | 2021-06-08 | 浙江正泰电缆有限公司 | Fireproof flame-retardant cable and preparation method thereof |
-
2017
- 2017-10-25 CN CN201721385662.0U patent/CN207319731U/en active Active
Cited By (3)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN109065221A (en) * | 2018-07-20 | 2018-12-21 | 安徽德源电缆集团有限公司 | A kind of explosion-proof flame-retardant computer cable for explosive place |
| CN112927850A (en) * | 2021-02-01 | 2021-06-08 | 浙江正泰电缆有限公司 | Fireproof flame-retardant cable and preparation method thereof |
| CN112927850B (en) * | 2021-02-01 | 2022-07-26 | 浙江正泰电缆有限公司 | Fireproof flame-retardant cable and preparation method thereof |
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