CN220420321U - Flame-retardant halogen-free low-smoke cable - Google Patents
Flame-retardant halogen-free low-smoke cable Download PDFInfo
- Publication number
- CN220420321U CN220420321U CN202322122457.7U CN202322122457U CN220420321U CN 220420321 U CN220420321 U CN 220420321U CN 202322122457 U CN202322122457 U CN 202322122457U CN 220420321 U CN220420321 U CN 220420321U
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- CN
- China
- Prior art keywords
- fixedly connected
- layer
- silica gel
- wall
- insulating layer
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
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- 239000003063 flame retardant Substances 0.000 title claims abstract description 37
- 239000000779 smoke Substances 0.000 title claims abstract description 29
- RNFJDJUURJAICM-UHFFFAOYSA-N 2,2,4,4,6,6-hexaphenoxy-1,3,5-triaza-2$l^{5},4$l^{5},6$l^{5}-triphosphacyclohexa-1,3,5-triene Chemical compound N=1P(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP(OC=2C=CC=CC=2)(OC=2C=CC=CC=2)=NP=1(OC=1C=CC=CC=1)OC1=CC=CC=C1 RNFJDJUURJAICM-UHFFFAOYSA-N 0.000 title claims abstract description 19
- VYPSYNLAJGMNEJ-UHFFFAOYSA-N Silicium dioxide Chemical compound O=[Si]=O VYPSYNLAJGMNEJ-UHFFFAOYSA-N 0.000 claims abstract description 30
- 239000000741 silica gel Substances 0.000 claims abstract description 30
- 229910002027 silica gel Inorganic materials 0.000 claims abstract description 30
- 239000004020 conductor Substances 0.000 claims abstract description 27
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 8
- 229910000831 Steel Inorganic materials 0.000 claims abstract description 6
- 239000010959 steel Substances 0.000 claims abstract description 6
- 230000000903 blocking effect Effects 0.000 claims abstract description 5
- 239000004033 plastic Substances 0.000 claims description 18
- 239000012188 paraffin wax Substances 0.000 claims description 17
- 239000003365 glass fiber Substances 0.000 claims description 13
- 229910052736 halogen Inorganic materials 0.000 claims description 13
- 239000002131 composite material Substances 0.000 claims description 10
- 229920001721 polyimide Polymers 0.000 claims description 8
- 229920000098 polyolefin Polymers 0.000 claims description 8
- 230000004888 barrier function Effects 0.000 claims description 7
- 238000005260 corrosion Methods 0.000 claims description 5
- 235000019504 cigarettes Nutrition 0.000 claims description 2
- -1 flame retardant halogen Chemical class 0.000 claims 7
- 238000002485 combustion reaction Methods 0.000 abstract description 3
- 238000006073 displacement reaction Methods 0.000 abstract description 3
- 238000005192 partition Methods 0.000 abstract description 3
- 238000011900 installation process Methods 0.000 abstract description 2
- 239000002341 toxic gas Substances 0.000 abstract description 2
- 239000010410 layer Substances 0.000 description 90
- 150000002367 halogens Chemical class 0.000 description 6
- 229910052782 aluminium Inorganic materials 0.000 description 5
- 238000000926 separation method Methods 0.000 description 4
- 230000005540 biological transmission Effects 0.000 description 3
- 238000009413 insulation Methods 0.000 description 3
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 239000000126 substance Substances 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007797 corrosion Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000010892 electric spark Methods 0.000 description 1
- 239000007789 gas Substances 0.000 description 1
- 238000009434 installation Methods 0.000 description 1
- 239000011241 protective layer Substances 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
- 231100000331 toxic Toxicity 0.000 description 1
- 230000002588 toxic effect Effects 0.000 description 1
- DXZMANYCMVCPIM-UHFFFAOYSA-L zinc;diethylphosphinate Chemical compound [Zn+2].CCP([O-])(=O)CC.CCP([O-])(=O)CC DXZMANYCMVCPIM-UHFFFAOYSA-L 0.000 description 1
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- Insulated Conductors (AREA)
Abstract
The utility model relates to the technical field of flame-retardant cables and discloses a flame-retardant halogen-free low-smoke cable, which comprises a silica gel division plate, wherein a steel wire rope reinforcing core is fixedly connected to the center of the inner wall of the silica gel division plate, insulating layers are fixedly connected to the centers of the periphery of the outer wall of the silica gel division plate, conductor shielding layers are fixedly connected to the centers of the inner walls of the insulating layers, first conductors are fixedly connected to the centers of the inner walls of the conductor shielding layers, and fixed filling layers are respectively and fixedly connected to one ends, close to the steel wire rope reinforcing core, of the insulating layers. According to the utility model, the internal gap between the silica gel partition plate and the insulating layer is filled by the fixed filling layer, so that the insulating layer keeps stable internal position, displacement in the transportation and installation processes is prevented, the flame-retardant halogen-free low-smoke cable has less smoke generated in the combustion process, the safety problem caused by the blocking of the sight is avoided, toxic gas is extremely less, and the flame is not easy to burn, so that the spread of fire can be prevented.
Description
Technical Field
The utility model relates to the technical field of flame-retardant cables, in particular to a flame-retardant halogen-free low-smoke cable.
Background
The cable is a product composed of one or a plurality of mutually insulated wires and a protective layer for protecting the cable, and the flame-retardant halogen-free low-smoke cable is an insulating layer material halogen substance of the wire, does not release halogen-containing gas under the condition of combustion, and is safer and more environment-friendly.
In the prior art, most cables encounter a fire disaster when in use, the fire source gradually increases the temperature of the cables, the insulating layer of the cables is ablated, current leakage is caused, electric sparks are generated, and accordingly larger fire disaster is caused, and meanwhile, the cable materials burn to generate a large amount of toxic smoke, so that great difficulty is brought to personnel escape and fire rescue.
Disclosure of Invention
The utility model aims to solve the defects in the prior art, and provides a flame-retardant halogen-free low-smoke cable.
In order to achieve the above purpose, the present utility model adopts the following technical scheme: the utility model provides a fire-retardant no steamed low cigarette cable, includes the silica gel division board, the silica gel division board inner wall center fixedly connected with wire rope strengthens the core, the equal fixedly connected with insulating layer in center all around of silica gel division board outer wall, the equal fixedly connected with conductor shielding layer in insulating layer inner wall center, the equal fixedly connected with first conductor in conductor shielding layer inner wall center, the insulating layer is close to the fixed filling layer of one end difference fixedly connected with that wire rope strengthened the core, the insulating layer is kept away from the one end difference fixedly connected with paraffin filling layer that wire rope strengthened the core, the equal fixedly connected with conductor plastic shielding layer of paraffin filling layer outer wall.
As a further description of the above technical solution:
and the outer wall of the conductor plastic shielding layer is fixedly connected with a polyimide film belt.
As a further description of the above technical solution:
and the polyimide film belt is fixedly connected with a glass fiber barrier belt.
As a further description of the above technical solution:
and the outer wall of the glass fiber barrier belt is fixedly connected with a polyolefin anti-corrosion layer.
As a further description of the above technical solution:
and the outer wall of the polyolefin anti-corrosion layer is fixedly connected with an aluminum-plastic composite tape armor layer.
As a further description of the above technical solution:
the outer wall of the aluminum-plastic composite tape armor layer is fixedly connected with a low-smoke halogen-free flame-retardant layer.
As a further description of the above technical solution:
the inside fixed connection of paraffin filling layer is on the insulating layer is close to silica gel division board both sides outer wall, paraffin filling layer outside fixed connection is on the conductor plastic shielding layer is close to silica gel division board both sides inner wall.
As a further description of the above technical solution:
the inner side of the fixed filling layer is fixedly connected to the outer walls of the silica gel partition plate, which are close to the center, and the outer side of the fixed filling layer is fixedly connected to the outer walls of the insulating layer, which are close to the two sides of the silica gel partition plate.
The utility model has the following beneficial effects:
according to the utility model, firstly, the glass fiber blocking belt and the silica gel dividing plate are arranged, the glass fiber blocking belt prevents fault propagation, the safety of the cable is improved, different parts inside the cable are further separated by the silica gel dividing plate, so that the insulating layer inside the cable and the steel wire rope reinforcing core are separated, the fault propagation inside the cable is prevented, the safety of the cable is increased, the paraffin filling layer fills the internal gap between the conductor plastic shielding layer and the insulating layer, the electric resistance of the cable is reduced by the paraffin filling layer, the electric power transmission efficiency is improved, the fixed filling layer fills the internal gap between the silica gel dividing plate and the insulating layer, the insulating layer keeps stable in internal position, displacement in the transportation and installation processes is prevented, the smoke amount generated in the combustion process of the flame-retardant halogen-free low-smoke cable is small, the safety problem caused by the blocking of vision is avoided, toxic gas is extremely small, the flame is not easy to burn, and the spread of fire can be prevented.
Drawings
FIG. 1 is a perspective view of a flame retardant halogen-free low smoke cable according to the present utility model;
FIG. 2 is a cross-sectional view of a flame retardant halogen-free low smoke cable according to the present utility model;
fig. 3 is a front view of a flame retardant halogen-free low smoke cable according to the present utility model.
Legend description:
1. a low smoke halogen-free flame retardant layer; 2. aluminum-plastic composite tape armor layer; 3. a polyolefin corrosion protection layer; 4. a glass fiber barrier tape; 5. a polyimide film strip; 6. a conductor plastic shielding layer; 7. a paraffin filling layer; 8. an insulating layer; 9. a conductor shielding layer; 10. a first conductor; 11. a silica gel dividing plate; 12. a wire rope reinforcing core; 13. and fixing the filling layer.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
In the description of the present utility model, it should be noted that, directions or positional relationships indicated by terms such as "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", etc., are based on directions or positional relationships shown in the drawings, are merely for convenience of description and simplification of description, and do not indicate or imply that the apparatus or element to be referred to must have a specific direction, be constructed and operated in the specific direction, and thus should not be construed as limiting the present utility model; the terms "first," "second," "third," and the like, are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless explicitly specified and limited otherwise, the terms "mounted," "connected," "coupled," and the like are to be construed broadly, and may be fixedly coupled, detachably coupled, or integrally coupled, for example; can be mechanically or electrically connected; can be directly connected or indirectly connected through an intermediate medium, and can be communication between two elements. The specific meaning of the above terms in the present utility model will be understood in specific cases by those of ordinary skill in the art.
Referring to fig. 1-3, one embodiment provided by the present utility model is: the utility model provides a fire-retardant halogen-free low smoke cable, including silica gel division board 11, silica gel division board 11 inner wall center fixedly connected with wire rope strengthens core 12, silica gel division board 11 outer wall all around center fixedly connected with insulating layer 8, the equal fixedly connected with conductor shielding layer 9 in insulating layer 8 inner wall center, the equal fixedly connected with first conductor 10 of conductor shielding layer 9 inner wall center, insulating layer 8 is close to wire rope and strengthens the fixed filling layer 13 of one end difference fixedly connected with of core 12, insulating layer 8 keeps away from wire rope and strengthens the one end difference fixedly connected with paraffin filling layer 7 of core 12, wire rope strengthens the mechanical strength of core 12 reinforcing cable, make the cable can bear bigger pulling force and pressure, the equal fixedly connected with conductor plastic shielding layer 6 of paraffin filling layer 7 outer wall, through having set up glass fiber separation area 4 and silica gel division board 11, the transmission of preventing trouble of glass fiber separation area 4, the different parts inside the cable are further separated through silica gel division board 11 for the insulating layer 8 and wire rope strengthens core 12 inside the cable, prevent the inside trouble and propagate, increase cable safety, paraffin filling layer 7 has kept the cable filling layer 7 and has been difficult for the inside crack propagation at the inside of cable through the insulating layer 8, the inside crack propagation of layer 8 has been reduced through the insulating layer 8, the inside crack propagation resistance of the cable is realized in the insulating layer, the inside crack filling layer has been reduced and the fire-free layer is filled with the fire-retardant cable, the fire-retardant cable is filled in the insulation layer is stable, the inside the insulation layer is filled, the fire-retardant cable is filled, the inside the fire-retardant cable is filled, and has been filled in the fire-retardant, and has been filled, and has been stable, and has been filled in the inside the cable and has stable.
Further explaining, through conductor plastic shielding layer 6 outer wall fixedly connected with polyimide film area 5, reduce electromagnetic interference through conductor plastic shielding layer 6, protect the inside signal transmission of cable, polyimide film area 5 outer wall fixedly connected with glass fiber barrier area 4, provide high temperature insulation and separation through polyimide film area 5, improve the stability and the security of cable, glass fiber barrier area 4 outer wall fixedly connected with polyolefin anticorrosion layer 3, prevent the propagation of trouble through glass fiber barrier area 4, polyolefin anticorrosion layer 3 outer wall fixedly connected with plastic-aluminum composite tape armor layer 2, resist chemical attack through polyolefin anticorrosion layer 3, protect the cable inner structure, plastic-aluminum composite tape armor layer 2 outer wall fixedly connected with low smoke zero halogen flame retardant layer 1, make plastic-aluminum composite tape armor layer 2 shield electromagnetic interference and to the mechanical protection of inner structure, simultaneously low smoke zero halogen flame retardant layer 1 has protected all inner structure of cable, and can be fire-retardant and reduce the production in the conflagration, paraffin filling layer 7 inboard fixedly connected on insulating layer 8 is close to silica gel division board 11 both sides outer wall, paraffin filling layer 7 outside fixedly connected on conductor plastic shielding layer 6 is close to inner wall 11, reduce the electrical resistance on the insulating layer is close to the fixed layer 13 fixed connection on the insulating layer is close to the inside division board and is made to be fixed on the insulating layer 13 and is close to the fixed on the inner wall of the insulating layer 13.
Working principle: through having set up glass fiber separation area 4 and silica gel division board 11 for separate the inside insulating layer 8 of cable and wire rope enhancement core 12, prevent the inside trouble of cable and propagate, increase the safety of cable, paraffin filling layer 7 has filled the inside space of conductor plastic shielding layer 6 and insulating layer 8, reduce the resistance of cable, improve power transmission efficiency, fixed filling layer 13 has filled the inside space between silica gel division board 11 and the insulating layer 8, make insulating layer 8 keep inside position stable, prevent the displacement in transportation and installation, plastic-aluminum composite tape armor 2 outer wall is connected with low smoke and zero halogen flame retardant layer 1, make plastic-aluminum composite tape armor 2 shield electromagnetic interference and to the mechanical protection of inner structure, and simultaneously low smoke zero halogen flame retardant layer 1 has protected all inner structure of cable, and can be fire-retardant and reduce the production of smog in the conflagration.
Finally, it should be noted that: the foregoing description is only illustrative of the preferred embodiments of the present utility model, and although the present utility model has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described, or equivalents may be substituted for elements thereof, and any modifications, equivalents, improvements or changes may be made without departing from the spirit and principles of the present utility model.
Claims (8)
1. The utility model provides a fire-retardant no steamed low cigarette cable, includes silica gel division board (11), its characterized in that: the center of the inner wall of the silica gel division plate (11) is fixedly connected with a steel wire rope reinforcing core (12), the centers around the outer wall of the silica gel division plate (11) are fixedly connected with an insulating layer (8), the centers of the inner wall of the insulating layer (8) are fixedly connected with a conductor shielding layer (9), the centers of the inner wall of the conductor shielding layer (9) are fixedly connected with a first conductor (10), one end of the insulating layer (8) close to the steel wire rope reinforcing core (12) is fixedly connected with a fixed filling layer (13) respectively, one end of the insulating layer (8) far away from the steel wire rope reinforcing core (12) is fixedly connected with a paraffin filling layer (7) respectively, and the outer walls of the paraffin filling layers (7) are fixedly connected with a conductor plastic shielding layer (6) respectively.
2. A flame retardant halogen free low smoke cable according to claim 1, wherein: the outer wall of the conductor plastic shielding layer (6) is fixedly connected with a polyimide film belt (5).
3. A flame retardant halogen free low smoke cable according to claim 2, wherein: the outer wall of the polyimide film belt (5) is fixedly connected with a glass fiber blocking belt (4).
4. A flame retardant halogen free low smoke cable according to claim 3, wherein: the outer wall of the glass fiber barrier belt (4) is fixedly connected with a polyolefin anti-corrosion layer (3).
5. A flame retardant halogen free low smoke cable according to claim 4, wherein: the outer wall of the polyolefin anti-corrosion layer (3) is fixedly connected with an aluminum-plastic composite tape armor layer (2).
6. A flame retardant halogen free low smoke cable as defined in claim 5, wherein: the outer wall of the aluminum-plastic composite tape armor layer (2) is fixedly connected with a low-smoke halogen-free flame-retardant layer (1).
7. A flame retardant halogen free low smoke cable according to claim 1, wherein: the inner side of the paraffin filling layer (7) is fixedly connected to the outer walls of the insulating layer (8) close to the two sides of the silica gel dividing plate (11), and the outer side of the paraffin filling layer (7) is fixedly connected to the inner walls of the conductor plastic shielding layer (6) close to the two sides of the silica gel dividing plate (11).
8. A flame retardant halogen free low smoke cable according to claim 1, wherein: the inner side of the fixed filling layer (13) is fixedly connected to the outer walls, close to the center, of the silica gel dividing plate (11), and the outer side of the fixed filling layer (13) is fixedly connected to the outer walls, close to the two sides of the silica gel dividing plate (11), of the insulating layer (8).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322122457.7U CN220420321U (en) | 2023-08-08 | 2023-08-08 | Flame-retardant halogen-free low-smoke cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202322122457.7U CN220420321U (en) | 2023-08-08 | 2023-08-08 | Flame-retardant halogen-free low-smoke cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220420321U true CN220420321U (en) | 2024-01-30 |
Family
ID=89656120
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202322122457.7U Active CN220420321U (en) | 2023-08-08 | 2023-08-08 | Flame-retardant halogen-free low-smoke cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220420321U (en) |
-
2023
- 2023-08-08 CN CN202322122457.7U patent/CN220420321U/en active Active
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