CN212907196U - Isolated flexible mineral insulation fireproof cable - Google Patents
Isolated flexible mineral insulation fireproof cable Download PDFInfo
- Publication number
- CN212907196U CN212907196U CN202022033076.8U CN202022033076U CN212907196U CN 212907196 U CN212907196 U CN 212907196U CN 202022033076 U CN202022033076 U CN 202022033076U CN 212907196 U CN212907196 U CN 212907196U
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- Prior art keywords
- layer
- fireproof
- fixed
- flexible mineral
- cable
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- 229910052500 inorganic mineral Inorganic materials 0.000 title claims abstract description 23
- 239000011707 mineral Substances 0.000 title claims abstract description 23
- 238000009413 insulation Methods 0.000 title abstract description 12
- 239000010410 layer Substances 0.000 claims abstract description 79
- 239000011248 coating agent Substances 0.000 claims abstract description 21
- 238000000576 coating method Methods 0.000 claims abstract description 21
- 239000000945 filler Substances 0.000 claims abstract description 18
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 12
- 239000011241 protective layer Substances 0.000 claims abstract description 8
- 229910000831 Steel Inorganic materials 0.000 claims description 22
- 239000010959 steel Substances 0.000 claims description 22
- 229920000742 Cotton Polymers 0.000 claims description 14
- 239000004020 conductor Substances 0.000 claims description 11
- 229910052751 metal Inorganic materials 0.000 claims description 11
- 239000002184 metal Substances 0.000 claims description 11
- 238000005260 corrosion Methods 0.000 claims description 10
- 238000002955 isolation Methods 0.000 claims description 10
- 239000004698 Polyethylene Substances 0.000 claims description 6
- -1 polyethylene Polymers 0.000 claims description 6
- 229920000573 polyethylene Polymers 0.000 claims description 6
- 239000000919 ceramic Substances 0.000 claims description 4
- YKTSYUJCYHOUJP-UHFFFAOYSA-N [O--].[Al+3].[Al+3].[O-][Si]([O-])([O-])[O-] Chemical compound [O--].[Al+3].[Al+3].[O-][Si]([O-])([O-])[O-] YKTSYUJCYHOUJP-UHFFFAOYSA-N 0.000 claims description 3
- 239000000835 fiber Substances 0.000 claims description 3
- 239000006260 foam Substances 0.000 claims description 3
- 229920002379 silicone rubber Polymers 0.000 claims description 3
- 239000004945 silicone rubber Substances 0.000 claims description 2
- 230000007797 corrosion Effects 0.000 claims 3
- 230000002265 prevention Effects 0.000 abstract description 17
- 239000004033 plastic Substances 0.000 abstract description 15
- 229920003023 plastic Polymers 0.000 abstract description 15
- 230000009970 fire resistant effect Effects 0.000 abstract description 14
- 230000000694 effects Effects 0.000 abstract description 8
- 239000003063 flame retardant Substances 0.000 abstract description 6
- 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 abstract description 5
- 238000012856 packing Methods 0.000 abstract description 2
- 238000005536 corrosion prevention Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 description 1
- 229910052802 copper Inorganic materials 0.000 description 1
- 239000010949 copper Substances 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 230000002708 enhancing effect Effects 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 239000003973 paint Substances 0.000 description 1
- 230000002787 reinforcement Effects 0.000 description 1
- 230000008054 signal transmission Effects 0.000 description 1
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- Insulated Conductors (AREA)
Abstract
The utility model provides a flexible mineral insulation fireproof cable of isolated form belongs to cable technical field. The isolated flexible mineral insulation fireproof cable comprises a protective layer, a reinforcing layer, an anticorrosive layer, a shielding layer, a fire-resistant layer and a core wire. The enhancement layer is fixed the surface of inoxidizing coating, the anticorrosive coating is fixed the surface of enhancement layer, the shielding layer is fixed the surface of anticorrosive coating, the flame retardant coating includes fire prevention cover and vertical PLASTIC LAMINATED, the fire prevention cover is fixed the surface of shielding layer, horizontal PLASTIC LAMINATED with vertical PLASTIC LAMINATED mutually perpendicular fixes the inside of fire prevention cover, horizontal PLASTIC LAMINATED with vertical PLASTIC LAMINATED and form between the fire prevention cover and keep apart the chamber, the inside packing that keeps apart the chamber has the filler, the heart yearn is located keep apart the inside in chamber. The utility model discloses the layering carries out fire protection to the cable, has improved the fire prevention effect of cable, has improved the security that the cable used simultaneously.
Description
Technical Field
The utility model relates to a cable field particularly, relates to a flexible mineral insulation fireproof cable of isolated form.
Background
A cable is a power or signal transmission device, and is generally composed of several wires or groups of wires. The cable includes power cable, control cable, compensation cable, shielding cable, high-temperature cable, computer cable, signal cable, coaxial cable, fire-resistant cable, marine cable, mining cable, aluminum alloy cable and the like. They are composed of single or multi-strand wires and insulating layers, and are used for connecting circuits, electric appliances and the like.
At present, the existing isolated flexible mineral insulation fireproof cable has relatively poor cable core protection effect during fire prevention, and the use safety of the cable is affected.
SUMMERY OF THE UTILITY MODEL
In order to compensate above not enough, the utility model provides a flexible mineral insulation fireproof cable of isolated form aims at improving the flexible mineral insulation fireproof cable of isolated form, and is relatively poor to cable core protection effect during the fire prevention, influences the problem of the security of cable use.
The utility model discloses a realize like this:
the utility model provides a flexible mineral insulation fireproof cable of isolated form, including inoxidizing coating, enhancement layer, anticorrosive coating, shielding layer, flame retardant coating and heart yearn.
The enhancement layer is fixed the surface of inoxidizing coating, the anticorrosive coating is fixed the surface of enhancement layer, the shielding layer is fixed the surface of anticorrosive coating, the flame retardant coating includes fire prevention cover, horizontal PLASTIC LAMINATED and vertical PLASTIC LAMINATED, the fire prevention cover is fixed the surface of shielding layer, horizontal PLASTIC LAMINATED with vertical PLASTIC LAMINATED mutually perpendicular fixes the inside of fire prevention cover, horizontal PLASTIC LAMINATED with vertical PLASTIC LAMINATED and form between the fire prevention cover and keep apart the chamber, the inside packing that keeps apart the chamber has the filler, the heart yearn is located keep apart the inside in chamber.
In an embodiment of the present invention, the protective layer includes a halogen-free sheath and fireproof cotton, and the fireproof cotton is fixed on the surface of the halogen-free sheath.
In an embodiment of the present invention, the thickness of the halogen-free sheath and the fireproof cotton is between one millimeter and three millimeters.
The utility model discloses an in the embodiment, the enhancement layer includes horizontal steel wire and vertical steel wire, horizontal steel wire with vertical steel wire is mutually perpendicular fixed, horizontal steel wire with vertical steel wire is fixed fireproof cotton's surface.
The utility model discloses an in the embodiment, the anticorrosive coating is the polyethylene layer, and the surface coating on polyethylene layer has anticorrosive paint.
The utility model discloses an in the embodiment, the shielding layer includes horizontal shielding silk and vertical shielding silk, horizontal shielding silk with vertical shielding silk is mutually perpendicular fixed, horizontal shielding silk with vertical shielding silk is fixed the surface of anticorrosive coating.
In an embodiment of the present invention, the fire-proof sheath is made of ceramic silicone rubber, and the thickness of the fire-proof sheath is between one and two millimeters.
In an embodiment of the present invention, the filler is an aluminum silicate fiber cotton filler, and the filler is wrapped around the core wire.
The utility model discloses an in the embodiment, the heart yearn includes conductor, insulating layer and metal covering, the insulating layer parcel is in the surface of conductor, the metal covering parcel is in the surface of insulating layer.
In an embodiment of the present invention, the conductor, the insulating layer and the metal sleeve are coaxially disposed.
The utility model has the advantages that: the utility model discloses an isolated form flexible mineral insulation fireproof cable that above-mentioned design obtained, during the use, through the fire prevention cover, the setting of horizontal PLASTIC LAMINATED and vertical PLASTIC LAMINATED, can separate the heart yearn in the isolation chamber of difference, can avoid taking place the contact between the heart yearn when meeting accident like this, reduce unexpected secondary and take place, setting through the inoxidizing coating, can prevent fires the protection from the outside, can prevent fires the heart yearn parcel wherein and keep apart through the setting of fire prevention cover and filler, the layering is to the cable protection of preventing fires like this, the fireproof effect of cable has been improved, the security of cable use has been improved simultaneously.
Drawings
In order to more clearly illustrate the technical solutions of the embodiments of the present invention, the drawings that are required to be used in the embodiments will be briefly described below, it should be understood that the following drawings only illustrate some embodiments of the present invention, and therefore should not be considered as limiting the scope, and for those skilled in the art, other related drawings can be obtained according to the drawings without inventive efforts.
Fig. 1 is a schematic sectional structure view of an isolated flexible mineral insulated fireproof cable according to an embodiment of the present invention;
fig. 2 is a schematic structural view of an isolated flexible mineral insulated fireproof cable reinforcing layer according to an embodiment of the present invention;
fig. 3 is a schematic structural diagram of a shielding layer of the isolated flexible mineral insulated fireproof cable according to an embodiment of the present invention.
In the figure: 100-a protective layer; 110-a halogen-free sheath; 120-fireproof cotton; 200-a reinforcing layer; 210-transverse steel wires; 220-vertical steel wires; 300-an anticorrosive layer; 400-a shielding layer; 410-transverse shielding filaments; 420-longitudinal shielding wires; 500-a refractory layer; 510-a fireproof sleeve; 520-transverse fire protection plate; 530-vertical fire retardant panels; 540-an isolation chamber; 541-a filler; 600-core wire; 610-a conductor; 620-an insulating layer; 630-metal sheath.
Detailed Description
To make the objects, technical solutions and advantages of the embodiments of the present invention clearer, the drawings of the embodiments of the present invention are combined to clearly and completely describe the technical solutions of the embodiments of the present invention, and obviously, the described embodiments are 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.
Thus, the following detailed description of the embodiments of the present invention, presented in the accompanying drawings, is not intended to limit the scope of the invention, as claimed, but is merely representative of selected embodiments of the invention. 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.
It should be noted that: like reference numbers and letters refer to like items in the following figures, and thus, once an item is defined in one figure, it need not be further defined and explained in subsequent figures.
In the description of the present invention, it is to be understood that the terms "center", "longitudinal", "lateral", "length", "width", "thickness", "upper", "lower", "front", "rear", "left", "right", "vertical", "horizontal", "top", "bottom", "inner", "outer", "clockwise", "counterclockwise", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are only for convenience of description and to simplify the description, but do not indicate or imply that the device or element referred to must have a particular orientation, be constructed and operated in a particular orientation, and therefore should not be construed as limiting the present invention.
Furthermore, the terms "first", "second" and "first" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance or implicitly indicating the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include one or more of that feature. In the description of the present invention, "a plurality" means two or more unless specifically limited otherwise.
In the present invention, unless otherwise expressly stated or limited, the terms "mounted," "connected," and "fixed" are to be construed broadly and may, for example, be fixedly connected, detachably connected, or integrally formed; either directly or indirectly through intervening media, either internally or in any other relationship. The specific meaning of the above terms in the present invention can be understood according to specific situations by those skilled in the art.
In the present disclosure, unless expressly stated or limited otherwise, the first feature "on" or "under" the second feature may comprise direct contact between the first and second features, or may comprise contact between the first and second features not directly. Also, the first feature being "on," "above" and "over" the second feature includes the first feature being directly on and obliquely above the second feature, or merely indicating that the first feature is at a higher level than the second feature. A first feature being "under," "below," and "beneath" a second feature includes the first feature being directly under and obliquely below the second feature, or simply meaning that the first feature is at a lesser elevation than the second feature.
Examples
Referring to fig. 1-3, the present invention provides a technical solution: an isolated flexible mineral insulation fireproof cable comprises a protective layer 100, a reinforcing layer 200, an anticorrosive layer 300, a shielding layer 400, a fire-resistant layer 500 and a core wire 600.
The reinforcing layer 200 is fixed on the surface of the armor layer 100 for enhancing the strength and toughness of the cable, and the corrosion prevention layer 300 is fixed on the surface of the reinforcing layer 200 for improving the corrosion prevention efficiency of the cable. Shielding layer 400 is fixed on the surface of anticorrosive coating 300 for improve the anti-interference effect of cable, flame retardant coating 500 is fixed in the inside of shielding layer 400, is used for preventing fires to the cable, improves the security of using, and heart yearn 600 is fixed in the inside of flame retardant coating 500.
Referring to fig. 1, the protective layer 100 includes a halogen-free sheath 110 and a fireproof cotton 120, wherein the fireproof cotton 120 is fixed on the surface of the halogen-free sheath 110; the thickness of the halogen-free sheath 110 and the fireproof foam 120 is between one millimeter and three millimeters, and here, by the arrangement of the halogen-free sheath 110 and the fireproof foam 120, external fireproof protection can be performed.
Referring to fig. 1 and 2, a reinforcing layer 200 is fixed on the surface of the armor layer 100, the reinforcing layer 200 includes transverse steel wires 210 and vertical steel wires 220, the transverse steel wires 210 and the vertical steel wires 220 are fixed perpendicular to each other, the transverse steel wires 210 and the vertical steel wires 220 are fixed on the surface of the fire-proof cotton 120, and the strength and toughness of the cable can be enhanced by the transverse steel wires 210 and the vertical steel wires 220.
Referring to fig. 1, the anti-corrosion layer 300 is fixed on the surface of the reinforcement layer 200, the anti-corrosion layer 300 is a polyethylene layer, and the surface of the polyethylene layer is coated with an anti-corrosion coating, where the anti-corrosion layer 300 has a good anti-corrosion effect and excellent low temperature resistance.
Referring to fig. 1 to 3, the shielding layer 400 is fixed on the surface of the anti-corrosion layer 300, the shielding layer 400 includes a transverse shielding wire 410 and a longitudinal shielding wire 420, the transverse shielding wire 410 and the longitudinal shielding wire 420 are fixed perpendicular to each other, the transverse shielding wire 410 and the longitudinal shielding wire 420 are fixed on the surface of the anti-corrosion layer 300, and the transverse shielding wire 410 and the longitudinal shielding wire 420 are both tinned copper, so that the electrical and magnetic shielding performance of the cable can be enhanced.
Referring to fig. 1, the fire-resistant layer 500 includes a fire-resistant sheath 510, a horizontal fire-resistant plate 520 and a vertical fire-resistant plate 530, the fire-resistant sheath 510 is fixed on the surface of the shielding layer 400, the horizontal fire-resistant plate 520 and the vertical fire-resistant plate 530 are fixed inside the fire-resistant sheath 510 in a mutually perpendicular manner, an isolation chamber 540 is formed between the horizontal fire-resistant plate 520 and the vertical fire-resistant plate 530 and the fire-resistant sheath 510, and the interior of the isolation chamber 540 is filled with a filler 541.
The fireproof sleeve 510 is made of ceramic silicon rubber, the thickness of the fireproof sleeve 510 is one to two millimeters, and here, through the arrangement of the fireproof sleeve 510, the residue after the fireproof sleeve 510 is burnt is a hard ceramic shell which is attached to the surface of the filler 541 so as to enhance the fireproof effect; the filler 541 is an aluminum silicate fiber cotton filler, the filler 541 wraps the periphery of the core wire 600, and the filler 541 wraps the periphery of the core wire 600, so that the core wire 600 can be separated, the contact between the core wires 600 is avoided, and the fire-proof safety is improved.
Referring to fig. 1, a core wire 600 is located inside the isolation cavity 540, the core wire 600 includes a conductor 610, an insulating layer 620 and a metal sleeve 630, the insulating layer 620 wraps the outer surface of the conductor 610, and the metal sleeve 630 wraps the outer surface of the insulating layer 620; the conductor 610, the insulating layer 620 and the metal sleeve 630 are coaxially arranged, and the conductor 610 can be further protected by the arrangement of the insulating layer 620 and the metal sleeve 630.
Specifically, the working principle of the isolated flexible mineral insulation fireproof cable is as follows: during the use, through fire prevention cover 510, horizontal PLASTIC LAMINATED 520 and vertical PLASTIC LAMINATED 530's setting, can separate heart yearn 600 in the isolation chamber 540 of difference, can avoid taking place the contact between the heart yearn 600 when the accident takes place like this, reduce unexpected secondary and take place, setting through inoxidizing coating 100, can carry out the fire protection from the outside, setting through fire prevention cover 510 and filler 541 can wrap up heart yearn 600 and carry out the fire prevention isolation wherein, the layering carries out the fire protection to the cable like this, the fire prevention effect of cable has been improved, the security of cable use has been improved simultaneously.
The above description is only a preferred embodiment of the present invention and is not intended to limit the present invention, and various modifications and changes may be made by those skilled in the art. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (10)
1. An isolated flexible mineral insulated fireproof cable is characterized by comprising
A protective layer (100);
a reinforcing layer (200), the reinforcing layer (200) being fixed to the surface of the protective layer (100);
the anticorrosive layer (300) is fixed on the surface of the reinforcing layer (200);
the shielding layer (400), the shielding layer (400) is fixed on the surface of the anticorrosion layer (300);
the fireproof layer (500) comprises a fireproof sleeve (510), a transverse fireproof plate (520) and a vertical fireproof plate (530), wherein the fireproof sleeve (510) is fixed on the surface of the shielding layer (400), the transverse fireproof plate (520) and the vertical fireproof plate (530) are vertically fixed in the fireproof sleeve (510), an isolation cavity (540) is formed between the transverse fireproof plate (520) and the vertical fireproof plate (530) and the fireproof sleeve (510), and the interior of the isolation cavity (540) is filled with a filler (541);
a core wire (600), the core wire (600) being located inside the isolation chamber (540).
2. The isolated flexible mineral insulated fireproof cable of claim 1, wherein the protective layer (100) comprises a halogen-free sheath (110) and a fireproof cotton (120), and the fireproof cotton (120) is fixed on the surface of the halogen-free sheath (110).
3. The isolated flexible mineral insulated fireproof cable of claim 2, wherein the thickness of the halogen-free sheath (110) and the fireproof foam (120) is between one millimeter and three millimeters.
4. An isolated flexible mineral insulated fireproof cable according to claim 2, wherein the reinforcing layer (200) comprises a transverse steel wire (210) and a vertical steel wire (220), the transverse steel wire (210) and the vertical steel wire (220) are fixed perpendicular to each other, and the transverse steel wire (210) and the vertical steel wire (220) are fixed on the surface of the fireproof cotton (120).
5. The isolated flexible mineral-insulated fireproof cable according to claim 1, wherein the corrosion-resistant layer (300) is a polyethylene layer, and the surface of the polyethylene layer is coated with a corrosion-resistant coating.
6. The isolated flexible mineral-insulated fireproof cable according to claim 1, wherein the shielding layer (400) comprises transverse shielding wires (410) and longitudinal shielding wires (420), the transverse shielding wires (410) and the longitudinal shielding wires (420) are fixed perpendicular to each other, and the transverse shielding wires (410) and the longitudinal shielding wires (420) are fixed on the surface of the corrosion protection layer (300).
7. An isolated flexible mineral insulated fireproof cable according to claim 1, wherein the fireproof sleeve (510) is ceramic silicone rubber, and the thickness of the fireproof sleeve (510) is between one and two millimeters.
8. An isolated flexible mineral insulated fireproof cable according to claim 1, wherein the filler (541) is an aluminum silicate fiber cotton filler, and the filler (541) is wrapped around the core wire (600).
9. An isolated flexible mineral insulated fireproof cable according to claim 1, wherein the core (600) comprises a conductor (610), an insulating layer (620) and a metal sheath (630), the insulating layer (620) is wrapped on the outer surface of the conductor (610), and the metal sheath (630) is wrapped on the outer surface of the insulating layer (620).
10. An isolated flexible mineral insulated fireproof cable according to claim 9, wherein the conductor (610), the insulating layer (620) and the metal sheath (630) are coaxially arranged.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022033076.8U CN212907196U (en) | 2020-09-16 | 2020-09-16 | Isolated flexible mineral insulation fireproof cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202022033076.8U CN212907196U (en) | 2020-09-16 | 2020-09-16 | Isolated flexible mineral insulation fireproof cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212907196U true CN212907196U (en) | 2021-04-06 |
Family
ID=75259100
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202022033076.8U Expired - Fee Related CN212907196U (en) | 2020-09-16 | 2020-09-16 | Isolated flexible mineral insulation fireproof cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN212907196U (en) |
-
2020
- 2020-09-16 CN CN202022033076.8U patent/CN212907196U/en not_active Expired - Fee Related
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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 | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20210406 |