CN213339804U - Flame-retardant cable - Google Patents
Flame-retardant cable Download PDFInfo
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- CN213339804U CN213339804U CN202022337410.9U CN202022337410U CN213339804U CN 213339804 U CN213339804 U CN 213339804U CN 202022337410 U CN202022337410 U CN 202022337410U CN 213339804 U CN213339804 U CN 213339804U
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- retardant
- fire
- inoxidizing coating
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- flame
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Abstract
The utility model relates to the technical field of cables, concretely relates to fire-retardant type cable. The cable comprises a wire core, the outer parcel sinle silk insulating layer of sinle silk, the sinle silk insulating layer outside is provided with first fire-retardant layer, the outside parcel of first fire-retardant layer has first inoxidizing coating, first fire-retardant layer with it has the filling rope to fill between the first inoxidizing coating, the outside spiral form support frame of winding of first inoxidizing coating, the support frame outside sets up the second inoxidizing coating, the aluminium hydroxide fire retardant is filled in the gap of support frame in the middle of first inoxidizing coating and the second inoxidizing coating, the fire-retardant layer of second inoxidizing coating outside parcel, the outside parcel of second fire-retardant layer has the third protective. The flame retardance of the cable is improved.
Description
Technical Field
The utility model relates to the technical field of cables, concretely relates to fire-retardant type cable.
Background
Currently, the need for rapid transfer of data and information has increased dramatically with reliance on computers, word processors, telefax, sensors and communication equipment. The advent of new technologies has made this area of equipment online and networked possible, resulting in the integrated development of communication systems. The use of these systems is increasing in certain areas such as high-rise buildings, ships, aircraft, trains, drilling platforms and mines. To connect these electronic components, a large number of wires and cables are used in these structures and fields. However, in the event of a fire, the flame may spread along the cable, causing extensive losses, and therefore a flame retardant cable is required.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art exists, the utility model aims at providing a fire-retardant type cable has the advantage that flame retardant efficiency is good.
The utility model discloses an adopt following technical scheme to realize:
the utility model provides a fire-retardant type cable, includes the sinle silk, the outer parcel sinle silk insulating layer of sinle silk, the sinle silk insulating layer outside is provided with first fire-retardant layer, first fire-retardant layer outside parcel has first inoxidizing coating, first fire-retardant layer with it has the filling rope to fill between the first inoxidizing coating, the outside spiral support frame of winding of first inoxidizing coating, the support frame outside sets up the second inoxidizing coating, the aluminium hydroxide fire retardant is filled in the gap of support frame in the middle of first inoxidizing coating and the second inoxidizing coating, the fire-retardant layer of second inoxidizing coating outside parcel second, the fire-retardant layer outside parcel of second has.
The first flame-retardant layer adopts a fireproof coating.
The first protective layer is made of polyethylene.
The second protective layer adopts low-smoke halogen-free flame-retardant polyolefin.
The third protection layer is a ceramic silicon rubber layer.
The second flame-retardant layer adopts a mica tape.
The filling rope is made of flame-retardant glass fiber ropes.
Compared with the prior art, the beneficial effects of the utility model are that:
the utility model discloses an adopt first fire-retardant layer, the fire-retardant layer of second and pack the aluminium hydroxide fire retardant in the gap of first inoxidizing coating and second inoxidizing coating intermediate strut, improved the fire resistance of cable.
Drawings
Fig. 1 is a schematic structural diagram of the present invention.
In the figure: 1. sinle silk, 2, sinle silk insulating layer, 3, first fire-retardant layer, 4, first inoxidizing coating, 5, support frame, 6, second inoxidizing coating, 7, the fire-retardant layer of second, 8, third inoxidizing coating, 9, aluminium hydroxide fire retardant, 10, filling rope.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Referring to fig. 1, a fire-retardant type cable, including sinle silk 1, 1 outer parcel sinle silk insulating layer 2 of sinle silk, 2 outside of sinle silk insulating layer is provided with first fire-retardant layer 3, 3 outside parcels on first fire-retardant layer have first inoxidizing coating 4, it has packing rope 10 to fill between first fire-retardant layer 3 and the first inoxidizing coating 4, 4 outside spiral support frame 5 of winding of first inoxidizing coating, adopt spiral support frame 5, under the prerequisite that does not influence the cable flexibility, the radial compressive capacity of cable has been increased, 5 outsides of support frame set up second inoxidizing coating 6, the gap intussuseption of support frame 2 is filled with aluminium hydroxide fire retardant 9 in the middle of first inoxidizing coating 4 and second inoxidizing coating 6, 6 outside parcels on second inoxidizing coating 7 fire-retardant layer.
The first flame-retardant layer 3 is made of fireproof paint.
The first protective layer 4 is made of polyethylene.
The second protective layer 6 adopts low-smoke halogen-free flame-retardant polyolefin.
The third protection layer 8 is a ceramic silicon rubber layer, can form a hard shell after combustion and be attached to the outside, and can play an effective mechanical protection for an internal structure in a fire disaster.
The second flame-retardant layer 7 is made of mica tape and has excellent high-temperature resistance and heat resistance.
The filling rope 10 is made of flame-retardant glass fiber rope, and has good fireproof and flame-retardant properties.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (7)
1. The utility model provides a fire-retardant type cable, includes sinle silk (1), its characterized in that: the outer parcel sinle silk insulating layer (2) of sinle silk (1), sinle silk insulating layer (2) outside is provided with first fire-retardant layer (3), first fire-retardant layer (3) outside parcel has first inoxidizing coating (4), first fire-retardant layer (3) with it has filling rope (10) to fill between first inoxidizing coating (4), spiral support frame (5) are twined to first inoxidizing coating (4) outside, support frame (5) outside sets up second inoxidizing coating (6), the gap intussuseption of support frame (5) is filled with aluminium hydroxide fire retardant (9) in first inoxidizing coating (4) and second inoxidizing coating (6), the fire-retardant layer of second inoxidizing coating (6) outside parcel second (7), the fire-retardant layer of second (7) outside parcel has third inoxidizing coating (8).
2. The flame-retardant cable according to claim 1, wherein: the first flame-retardant layer (3) is made of fireproof paint.
3. The flame-retardant cable according to claim 1, wherein: the first protective layer (4) is made of polyethylene.
4. The flame-retardant cable according to claim 1, wherein: the second protective layer (6) is made of low-smoke halogen-free flame-retardant polyolefin.
5. The flame-retardant cable according to claim 1, wherein: the third protection layer (8) is a ceramic silicon rubber layer.
6. The flame-retardant cable according to claim 1, wherein: the second flame-retardant layer (7) is a mica tape.
7. The flame-retardant cable according to claim 1, wherein: the filling rope (10) is made of flame-retardant glass fiber ropes.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022337410.9U CN213339804U (en) | 2020-10-19 | 2020-10-19 | Flame-retardant cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022337410.9U CN213339804U (en) | 2020-10-19 | 2020-10-19 | Flame-retardant cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN213339804U true CN213339804U (en) | 2021-06-01 |
Family
ID=76073188
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022337410.9U Active CN213339804U (en) | 2020-10-19 | 2020-10-19 | Flame-retardant cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN213339804U (en) |
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2020
- 2020-10-19 CN CN202022337410.9U patent/CN213339804U/en active Active
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