CN212136034U - Low-smoke halogen-free flame-retardant fire-resistant cable - Google Patents
Low-smoke halogen-free flame-retardant fire-resistant cable Download PDFInfo
- Publication number
- CN212136034U CN212136034U CN202020901052.7U CN202020901052U CN212136034U CN 212136034 U CN212136034 U CN 212136034U CN 202020901052 U CN202020901052 U CN 202020901052U CN 212136034 U CN212136034 U CN 212136034U
- Authority
- CN
- China
- Prior art keywords
- layer
- cable
- fire
- wires
- low
- 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.)
- Expired - Fee Related
Links
- 239000003063 flame retardant Substances 0.000 title claims abstract description 28
- 230000009970 fire resistant effect Effects 0.000 title claims abstract description 24
- 239000000779 smoke Substances 0.000 title claims abstract description 23
- 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 22
- 239000010410 layer Substances 0.000 claims abstract description 35
- 239000011241 protective layer Substances 0.000 claims abstract description 19
- 229910052736 halogen Inorganic materials 0.000 claims abstract description 11
- 150000002367 halogens Chemical class 0.000 claims abstract description 11
- 230000003014 reinforcing effect Effects 0.000 claims description 11
- 238000000926 separation method Methods 0.000 claims description 8
- 239000000919 ceramic Substances 0.000 claims description 6
- 229920002379 silicone rubber Polymers 0.000 claims description 6
- 238000004026 adhesive bonding Methods 0.000 claims description 3
- 229920001971 elastomer Polymers 0.000 claims description 3
- 239000000835 fiber Substances 0.000 claims description 3
- 229920002313 fluoropolymer Polymers 0.000 claims description 3
- 229920000098 polyolefin Polymers 0.000 claims description 3
- 229920000915 polyvinyl chloride Polymers 0.000 claims description 3
- 239000004800 polyvinyl chloride Substances 0.000 claims description 3
- 239000005060 rubber Substances 0.000 claims description 3
- 229920003048 styrene butadiene rubber Polymers 0.000 claims description 3
- 238000000576 coating method Methods 0.000 abstract description 6
- 239000011248 coating agent Substances 0.000 abstract description 5
- 239000003292 glue Substances 0.000 abstract description 4
- 206010063659 Aversion Diseases 0.000 abstract description 2
- 238000001125 extrusion Methods 0.000 abstract description 2
- 238000010030 laminating Methods 0.000 abstract description 2
- 125000006850 spacer group Chemical group 0.000 description 6
- 238000005452 bending Methods 0.000 description 5
- 239000003351 stiffener Substances 0.000 description 3
- 230000002349 favourable effect Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000001737 promoting effect Effects 0.000 description 2
- 230000009471 action Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000008901 benefit Effects 0.000 description 1
- -1 cable main body 1 Chemical class 0.000 description 1
- 238000006243 chemical reaction Methods 0.000 description 1
- 230000006835 compression Effects 0.000 description 1
- 238000007906 compression Methods 0.000 description 1
- 230000008094 contradictory effect Effects 0.000 description 1
- 230000000694 effects Effects 0.000 description 1
- 230000006872 improvement Effects 0.000 description 1
- 238000009413 insulation Methods 0.000 description 1
- 238000000034 method Methods 0.000 description 1
- 230000008569 process Effects 0.000 description 1
Images
Landscapes
- Insulated Conductors (AREA)
Abstract
The utility model relates to the technical field of wires and cables, specifically disclose a low smoke and zero halogen flame retardant fire resistant cable, including the cable main part, the cable main part includes the outward appearance protective layer, it is fixed with interior wrapping layer to glue on the inner wall of outward appearance protective layer, it is fixed with the flame retardant coating to glue on the inner wall of interior wrapping layer, be equipped with the armor on the inner wall of flame retardant coating; three first wires and three second wires all are triangle-shaped and distribute, thereby can all the wires of effectual promotion in the inside stability of cable, again because be fixed with the spliced pole between per two second wires, and this spliced pole and the laminating of first wire, can make three second wires connect more fastening promptly on the one hand, can carry out the bearing to first wire simultaneously, finally avoided this cable when receiving the extrusion, the problem of aversion or contact each other appears in first wire and second wire, thereby make this cable possess good crushing resistance.
Description
Technical Field
The utility model relates to a wire and cable technical field, concretely relates to fire-retardant fire resisting cable of low smoke and zero halogen.
Background
The wire and cable is used for transmitting electric (magnetic) energy, information and wire products for realizing electromagnetic energy conversion. A wire cable in a broad sense, also referred to as a cable for short, refers to an insulated cable, which can be defined as: an aggregate consisting of; one or more insulated wire cores, and their respective possible coatings, total protective layers and outer protective layers.
When the existing low-smoke halogen-free flame-retardant fire-resistant cable is used, the core of the whole cable cavity is shifted or damaged due to bending in the transportation process, and meanwhile, the core inside the cable can be extruded mutually if the cable is under the pressure from top to bottom after being laid, so that the service life of the cable after being laid is greatly shortened, and therefore, the low-smoke halogen-free flame-retardant fire-resistant cable is provided for solving the problems existing in the existing cable.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art, the utility model provides a fire-retardant fire resisting cable of low smoke and zero halogen, this design possesses the advantage of anti buckling and resistance to pressure, has solved the problem that current cable bending resistance, resistance to compression effect are poor.
The utility model relates to a low-smoke halogen-free flame-retardant fire-resistant cable, which comprises a cable main body, wherein the cable main body comprises an outer surface protective layer, an inner wrapping layer is glued and fixed on the inner wall of the outer surface protection layer, a fire-resistant layer is glued and fixed on the inner wall of the inner wrapping layer, the inner wall of the fire-resistant layer is provided with an armor layer, the inner side of the armor layer is provided with three first conducting wires in a triangular shape, an insulating separation sleeve made of insulating rubber is fixedly connected among the three first conducting wires, an inner concave surface is also arranged on the surface of the insulating separation sleeve and between every two adjacent first leads, a second lead is fixedly connected in each inner concave surface, and the three second conducting wires are also distributed in a triangular shape, the middle part of the insulating separation sleeve is fixedly connected with a reinforcing rod, and a filling protective layer is arranged on the inner side of the armor layer and in a gap between the insulating separating sleeve and the second lead.
The utility model discloses a low smoke and zero halogen flame retardant fire resistant cable, wherein, every two adjacent second wires are fixedly connected with a connecting column along the longitudinal equidistance, and one side of the connecting column far away from the reinforcing rod is fixedly connected with the first wire, the connecting column is made of silicon rubber; through the design of connecting post, can couple together many second wires, strengthen many second wires stability inside the cable main part on the one hand, on the other hand can carry out the bearing to first wire, and when reinforcing first wire received top-down's pressure, the stability of first wire in the inside position of cable main part.
The utility model discloses a low smoke zero halogen flame retardant fire resistant cable, wherein, the surface of the first wire and the second wire is fixedly connected with an insulating layer by gluing, and the insulating layer is made of fluoroplastic; the appearance of this design, the insulating nature of this cable main part can effectual promotion.
The utility model discloses a fire-retardant fire resisting cable of low smoke and zero halogen, wherein, the outward appearance protective layer is made for a fire-retardant polyvinyl chloride, interior parcel layer is made for a low smoke and zero halogen polyolefin.
The utility model discloses a low smoke zero halogen flame retardant fire resistant cable, wherein, the flame retardant coating is made of ceramic fire resistant silicon rubber, and the filling protective layer is made of ceramic fiber; the appearance of the design can effectively improve the fire resistance and the heat resistance of the cable main body.
The utility model discloses a low smoke zero halogen flame retardant fire resistant cable, wherein, the reinforcing bar and the connecting column are both made of styrene butadiene rubber; the appearance of this design can be favorable to promoting the withstand voltage and the resistant type that bends of cable main part inner structure, promotes the life of this cable main part.
Compared with the prior art, the beneficial effects of the utility model are as follows:
the utility model discloses simple structure, through three first wires and three second wires that set up in the cable, and three first wires are kept apart with three second wires through insulating spacer sleeve, certain clearance has simultaneously between the every wire, wire direct contact has been avoided, and because three first wires and three second wires all are three horn shapes and distribute, thereby can all the stability of wire in the cable is inside effectually promoted, again because be fixed with the spliced pole between per two second wires, and this spliced pole and first wire laminating, can make three second wires connect fastening more on the one hand promptly, can carry out the bearing to first wire simultaneously, finally avoided this cable when receiving the extrusion, the problem of aversion or mutual contact appears in first wire and second wire, thereby make this cable possess good crushing resistance.
Drawings
The accompanying drawings, which are included to provide a further understanding of the application and are incorporated in and constitute a part of this application, illustrate embodiment(s) of the application and together with the description serve to explain the application and not to limit the application. In the drawings:
fig. 1 is a schematic side sectional view of the cable main body of the present invention;
fig. 2 is a schematic view of the three-dimensional structure of the insulation separation sleeve of the present invention.
In the figure: 1. a cable body; 2. an outer surface protective layer; 3. an inner wrapping layer; 4. a refractory layer; 5. an armor layer; 6. an insulating spacer sleeve; 7. a reinforcing bar; 8. an inner concave surface; 9. a first conductive line; 10. a second conductive line; 11. filling a protective layer; 12. connecting columns; 13. an insulating layer.
Detailed Description
In the following description, numerous implementation details are set forth in order to provide a more thorough understanding of the present invention. It should be understood, however, that these implementation details should not be used to limit the invention. That is, in some embodiments of the invention, details of these implementations are not necessary. In addition, some conventional structures and components are shown in simplified schematic form in the drawings.
In addition, the descriptions related to "first", "second", etc. in the present invention are only for description purposes, not specifically referring to the order or sequence, and are not intended to limit the present invention, but only to distinguish the components or operations described in the same technical terms, and are not to be construed as indicating or implying any relative importance or implicit indication of the number of technical features indicated. Thus, a feature defined as "first" or "second" may explicitly or implicitly include at least one such feature. In addition, the technical solutions in the embodiments may be combined with each other, but it must be based on the realization of those skilled in the art, and when the technical solutions are contradictory or cannot be realized, the combination of the technical solutions should not be considered to exist, and is not within the protection scope of the present invention.
Referring to fig. 1-2, the utility model discloses a fire-retardant fire resisting cable of low smoke and zero halogen, including cable main body 1, cable main body 1 is including outward appearance protective layer 2, it is fixed with interior wrapping 3 to glue on the inner wall of outward appearance protective layer 2, it is fixed with flame retardant coating 4 to glue on the inner wall of interior wrapping 3, be equipped with armor 5 on the inner wall of flame retardant coating 4, the inboard of armor 5 is equipped with three first wires 9 that are the triangle-shaped, fixedly connected with insulating spacer sleeve 6 that insulating rubber made between three first wires 9, insulating spacer sleeve 6's surface and lie in and still seted up interior concave surface 8 between every two adjacent first wires 9, all fixedly connected with second wire 10 in every interior concave surface 8, and three second wire 10 also are the triangle-shaped and distribute, insulating spacer sleeve 6's middle part fixedly connected with a stiffener 7, the inboard of armor 5 just is located and insulating spacer sleeve 6, A filling protective layer 11 is provided in the gap between the second conductive lines 10.
Connecting columns 12 are fixedly connected between every two adjacent second conducting wires 10 at equal intervals along the longitudinal direction, one side, far away from the reinforcing rod 7, of each connecting column 12 is fixedly connected with the first conducting wire 9, and each connecting column 12 is made of silicon rubber; through the design of spliced pole 12, can couple together many second wires 10, strengthen many second wires 10 stability inside cable main part 1 on the one hand, on the other hand can carry out the bearing to first wire 9, and when reinforcing first wire 9 received top-down's pressure, the stability of first wire 9 in cable main part 1 inside position.
The surfaces of the first lead 9 and the second lead 10 are fixedly connected with an insulating layer 13 in a gluing way, and the insulating layer 13 is made of fluoroplastic; the appearance of this design can effectually promote the insulating nature of this cable main part 1.
The outer surface protective layer 2 is made of flame-retardant polyvinyl chloride, and the inner wrapping layer 3 is made of low-smoke halogen-free polyolefin.
The fire-resistant layer 4 is made of ceramic fire-resistant silicon rubber, and the filling protective layer 11 is made of ceramic fiber; the design can effectively improve the fire resistance and heat resistance of the cable body 1.
The reinforcing rod 7 and the connecting column 12 are both made of styrene butadiene rubber; the appearance of this design can be favorable to promoting withstand voltage and resistant curved type of cable main part 1 inner structure, promotes the life of this cable main part 1.
When the utility model is used (working principle), three first conducting wires 9 and three second conducting wires 10 are arranged in the cable, the three first conducting wires 9 are separated from the three second conducting wires 10 by the insulating separating sleeve 6, and a certain gap is arranged between every two conducting wires, thereby avoiding the direct contact of the conducting wires, and because the three first conducting wires 9 and the three second conducting wires 10 are distributed in a triangle shape, the stability of all conducting wires in the cable main body 1 can be effectively improved, and because a connecting post 12 is fixed between every two second conducting wires 10, and the connecting post 12 is attached to the first conducting wires 9, namely, on one hand, the three second conducting wires 10 can be connected more tightly, and simultaneously, the first conducting wires 9 can be supported, thereby finally avoiding the problem that the first conducting wires and the second conducting wires 10 of 9 shift or contact with each other when the cable is extruded, therefore, the cable has good pressure resistance;
and through the stiffener 7 that sets up in the middle part of the inner chamber of insulating separate cover 6, then can effectual promotion this cable bending resistance for this cable main part 1 can promote this cable main part 1 bending resistance through the auxiliary action of stiffener 7 when receiving the bending.
The above description is only an embodiment of the present invention, and is not intended to limit the present invention. Various modifications and changes may occur to those skilled in the art. Any modification, equivalent replacement, improvement, etc. made within the spirit and principle of the present invention should be included in the scope of the claims of the present invention.
Claims (6)
1. The utility model provides a fire-retardant fire resisting cable of low smoke and zero halogen, includes cable main part (1), its characterized in that: the cable main body (1) comprises an outer protective layer (2), an inner wrapping layer (3) is fixedly glued on the inner wall of the outer protective layer (2), a fire-resistant layer (4) is fixedly glued on the inner wall of the inner wrapping layer (3), an armor layer (5) is arranged on the inner wall of the fire-resistant layer (4), three triangular first leads (9) are arranged on the inner side of the armor layer (5), an insulating separation sleeve (6) made of insulating rubber is fixedly connected between the three first leads (9), an inner concave surface (8) is further formed in the surface of the insulating separation sleeve (6) and positioned between every two adjacent first leads (9), a second lead (10) is fixedly connected in each inner concave surface (8), the three second leads (10) are also distributed in a triangular shape, and a reinforcing rod (7) is fixedly connected in the middle of the insulating separation sleeve (6), and a filling protective layer (11) is arranged on the inner side of the armor layer (5) and in a gap between the inner side of the armor layer and the insulating separation sleeve (6) and between the inner side of the armor layer and the second lead (10).
2. The low-smoke halogen-free flame-retardant fire-resistant cable according to claim 1, characterized in that: connecting columns (12) are fixedly connected between every two adjacent second conducting wires (10) at equal intervals along the longitudinal direction, one side, far away from the reinforcing rod (7), of each connecting column (12) is fixedly connected with the first conducting wire (9), and each connecting column (12) is made of silicon rubber.
3. The low-smoke halogen-free flame-retardant fire-resistant cable according to claim 1, characterized in that: the surfaces of the first lead (9) and the second lead (10) are fixedly connected with an insulating layer (13) in a gluing mode, and the insulating layer (13) is made of fluoroplastic.
4. The low-smoke halogen-free flame-retardant fire-resistant cable according to claim 1, characterized in that: the outer surface protection layer (2) is made of flame-retardant polyvinyl chloride, and the inner wrapping layer (3) is made of low-smoke halogen-free polyolefin.
5. The low-smoke halogen-free flame-retardant fire-resistant cable according to claim 1, characterized in that: the fire-resistant layer (4) is made of ceramic fire-resistant silicon rubber, and the filling protective layer (11) is made of ceramic fiber.
6. The low-smoke halogen-free flame-retardant fire-resistant cable according to claim 1, characterized in that: the reinforcing rod (7) and the connecting column (12) are both made of styrene butadiene rubber.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202020901052.7U CN212136034U (en) | 2020-05-26 | 2020-05-26 | Low-smoke halogen-free flame-retardant fire-resistant cable |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN202020901052.7U CN212136034U (en) | 2020-05-26 | 2020-05-26 | Low-smoke halogen-free flame-retardant fire-resistant cable |
Publications (1)
Publication Number | Publication Date |
---|---|
CN212136034U true CN212136034U (en) | 2020-12-11 |
Family
ID=73670293
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
---|---|---|---|
CN202020901052.7U Expired - Fee Related CN212136034U (en) | 2020-05-26 | 2020-05-26 | Low-smoke halogen-free flame-retardant fire-resistant cable |
Country Status (1)
Country | Link |
---|---|
CN (1) | CN212136034U (en) |
-
2020
- 2020-05-26 CN CN202020901052.7U patent/CN212136034U/en not_active Expired - Fee Related
Similar Documents
Publication | Publication Date | Title |
---|---|---|
CN116665981B (en) | Butterfly-shaped optical cable with bending optical fiber ribbon, ribbon-shaped optical cable and power cable | |
CN212136034U (en) | Low-smoke halogen-free flame-retardant fire-resistant cable | |
CN219716514U (en) | Teflon high-temperature shielding cable | |
CN211788274U (en) | High-strength flat cable | |
CN210295969U (en) | Compression-resistant anti-corrosion cable | |
CN215118356U (en) | Flexible fireproof cable | |
CN216817896U (en) | Deformation-resistant armored insulating power cable | |
CN216719528U (en) | Bending-resistant cable | |
CN216817943U (en) | Four-core coaxial high-speed data transmission cable for aerospace | |
CN113284657B (en) | Cable with fireproof flexibility | |
CN212032700U (en) | Environment-friendly voltage-resistant flexible mineral insulation fireproof cable | |
CN210984337U (en) | Embedded cross skeleton type high-strength data cable | |
CN210142522U (en) | Anti-winding wire and cable | |
CN206601956U (en) | A kind of Aviation cable | |
CN111552043A (en) | Optical cable for power dispatching | |
CN112117043A (en) | Flame-retardant high-temperature-resistant railway signal cable | |
CN205984399U (en) | Optoelectrical composite cable and staying unmanned aerial vehicle | |
CN220324216U (en) | Fireproof aluminum alloy cable | |
CN220065226U (en) | Tensile flame-retardant composite cable | |
CN113130119B (en) | Flame-retardant optical fiber composite cable | |
CN216597085U (en) | High flame-retardant environment-friendly cable | |
CN214847889U (en) | Capacity-increased high-load overhead insulated cable | |
CN212321923U (en) | Optical cable for power dispatching | |
CN216528146U (en) | Copper core corrosion-resistant environment-friendly cable | |
CN216902362U (en) | Anti-skid wear-resistant cable |
Legal Events
Date | Code | Title | Description |
---|---|---|---|
GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20201211 |