CN212570490U - High temperature resistant flame retarded cable structure - Google Patents
High temperature resistant flame retarded cable structure Download PDFInfo
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- CN212570490U CN212570490U CN202021758978.1U CN202021758978U CN212570490U CN 212570490 U CN212570490 U CN 212570490U CN 202021758978 U CN202021758978 U CN 202021758978U CN 212570490 U CN212570490 U CN 212570490U
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Abstract
The utility model discloses a high temperature resistant flame retarded cable structure relates to cable technical field. Including protection component and cable subassembly, protection component's inside is provided with cable subassembly, protection component includes anti ultraviolet sheath, the silicone layer, the support bar, high temperature resistant hot melt adhesive, low smoke and zero halogen pillar and fire-resistant filler, anti ultraviolet sheath's inside is provided with the silicone layer, the inside on silicone layer is provided with first shielding pipe through the support bar, the inside of first shielding pipe is provided with low smoke and zero halogen pillar, cable subassembly includes second shielding pipe, separate fire layer, the sinle silk, insulating tape and heat-resisting insulating layer. Through setting up protection component and cable subassembly, the ultraviolet protection sheath is ultraviolet irradiation resistant, and the ageing resistance is durable, can effectively completely cut off heat transfer, separates the fire bed and cooperates with fire-resistant filler, has guaranteed the device's heat-resisting fire behaviour, and fire retardant coating can delay when the device burns simultaneously, provides the time of putting out a fire for the staff.
Description
Technical Field
The utility model relates to the technical field of cables, specifically be a high temperature resistant flame retarded cable structure.
Background
Cables are generally rope-like cables made by stranding several or groups of conductors (at least two in each group), each group being insulated from each other and often twisted around a center, the entire outer surface being coated with a highly insulating coating. The cable has interior circular telegram, the characteristics of external insulation, along with the development of science and technology and traffic, also is diversified to the demand of cable, and the cable that can not the performance can be used for some special fields specially, can bring better security like this, but current cable still has following not enough when using:
the cable used in some outdoor severe environments needs to be illuminated under high-temperature environments, but the conventional cable has poor high-temperature resistance and flame retardance, and is easy to catch fire under the high-temperature environments, so that the use effect is not ideal.
SUMMERY OF THE UTILITY MODEL
The utility model provides a high temperature resistant flame retarded cable structure possesses high temperature resistant and fire-retardant advantage to it is relatively poor to solve conventional cable high temperature resistant flame retardant property, takes place the problem of the condition on fire easily under high temperature environment.
For realizing high temperature resistant and fire-retardant purpose, the utility model provides a following technical scheme: a high-temperature-resistant flame-retardant cable structure comprises a protection assembly and a cable assembly, wherein the cable assembly is arranged inside the protection assembly, the protection assembly comprises an ultraviolet-resistant sheath, a silicone layer, a support bar, high-temperature-resistant hot melt adhesive, a low-smoke halogen-free protective tube and a fireproof filler, the silicone layer is arranged inside the ultraviolet-resistant sheath, a first shielding tube is arranged inside the silicone layer through the support bar, and the low-smoke halogen-free protective tube is arranged inside the first shielding tube;
the cable subassembly includes the second shielding pipe, separates fire layer, sinle silk, insulating tape and heat-resisting insulating layer, the inside of low smoke and zero halogen pillar is provided with the second shielding pipe, the inside of second shielding pipe is provided with separates the fire layer, the inside that separates the fire layer is provided with the sinle silk.
As an optimal technical scheme of the utility model, the surface of sinle silk is provided with the insulating tape, the surface of insulating tape is provided with heat-resisting insulating layer.
As an optimized technical scheme of the utility model, the insulating tape is the insulating mica tape of mineral substance, heat-resisting insulating layer is the crosslinked polyethylene insulating layer.
As an optimized technical scheme of the utility model, second shielding pipe is the copper mesh with the second shielding pipe and weaves the pipe.
As an optimal technical scheme of the utility model, the packing chamber has been seted up to the inside of low smoke and zero halogen pillar, the second shielding pipe sets up in the inside of packing the chamber, the inside of second shielding pipe is provided with fire-resistant filler.
As an optimized technical scheme of the utility model, fire-resistant filler is the asbestos powder, low smoke and zero halogen pillar is low in the property halogen-free polyolefin sheath, separate the flame retardant coating and separate the flame retardant coating for the mineral substance
As an optimal technical scheme of the utility model, it has high temperature resistant hot melt adhesive to bond between silicone layer and the first shielding layer, the support bar is the polyvinylidene fluoride strip.
As an optimized technical scheme of the utility model, the ultraviolet protection sheath is black polyolefin sheath, the silicone layer is the silicone resin glass fiber layer.
As an optimized technical proposal of the utility model, the surface of the ultraviolet-proof sheath is coated with fireproof paint.
Compared with the prior art, the utility model provides a high temperature resistant flame retarded cable structure possesses following beneficial effect:
1. this high temperature resistant flame retarded cable structure, through setting up protection component and cable subassembly, the ultraviolet protection sheath is ultraviolet radiation resistant, and the ageing resistance is durable, can effectively completely cut off heat transfer, separates the cooperation of fire layer and fire-resistant filler, has guaranteed the device's heat-resisting fire behaviour, and fire retardant coating can delay when the device burns simultaneously, provides the time of putting out a fire for the staff.
2. This high temperature resistant flame retarded cable structure, through setting up protection component and cable subassembly, the second shielding pipe makes and keeps good shielding interference nature between the sinle silk, and shielding performance is strengthened once more to first shielding pipe, can effectively resist electromagnetic interference, and the low smoke and zero halogen pillar is discharged fume the volume when being heated and is low, and the poisonous corrosive gas that the reducible produced when its burning reduces the pollution to the air.
Drawings
Fig. 1 is a schematic structural view of the present invention;
fig. 2 is a structural section view of the present invention.
In the figure: 1. a guard assembly; 11. an ultraviolet-proof sheath; 12. a silicone resin layer; 13. a supporting strip; 14. high-temperature-resistant hot melt adhesive; 15. a first shielding tube; 16. a low-smoke halogen-free protective pipe; 17. filling the cavity; 18. a refractory filler; 2. a cable assembly; 21. a second shielding tube; 22. a fire barrier layer; 23. a wire core; 24. an insulating tape; 25. a heat resistant insulating layer.
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. 1-2, the utility model discloses a high temperature resistant flame retardant cable structure, including protection component 1 and cable subassembly 2, protection component 1's inside is provided with cable subassembly 2, protection component 1 includes anti ultraviolet sheath 11, silicone layer 12, support bar 13, high temperature resistant hot melt adhesive 14, low smoke and zero halogen pillar 16 and fire-resistant filler 18, anti ultraviolet sheath 11's inside is provided with silicone layer 12, silicone layer 12's inside is provided with first shielding pipe 15 through support bar 13, first shielding pipe 15's inside is provided with low smoke and zero halogen pillar 16.
Specifically, the surface of the wire core 23 is provided with an insulating tape 24, the surface of the insulating tape 24 is provided with a heat-resistant insulating layer 25, the insulating tape 24 is a mineral insulating mica tape, and the heat-resistant insulating layer 25 is a crosslinked polyethylene insulating layer.
In this embodiment, the insulating tape 24 has excellent high temperature resistance and combustion resistance, and the heat-resistant insulating layer 25 has the characteristics of light weight, good heat resistance, strong load capacity, no melting, chemical corrosion resistance and high mechanical strength.
Specifically, the second shielding pipe 21 and the second shielding pipe 21 are both copper mesh braided pipes.
In this embodiment, the second shielding pipe 21 keeps good shielding interference between the wire cores 23, and the first shielding pipe 15 strengthens the shielding performance again, so that the electromagnetic wave interference can be effectively resisted.
Specifically, filling cavity 17 has been seted up to low smoke and zero halogen pillar 16's inside, second shielding pipe 21 sets up in the inside of filling cavity 17, the inside of second shielding pipe 21 is provided with fire-resistant filler 18, fire-resistant filler 18 is the asbestos powder, low smoke and zero halogen pillar 16 is low in the property halogen-free polyolefin sheath, it separates fire layer 22 for the mineral substance to separate fire layer 22 to separate fire layer.
In this embodiment, the fire-resistant filler 18 has good heat-insulating properties, the low-smoke halogen-free protection tube 16 has low smoke discharge when being heated, and the fire-resistant filler itself is made of thermoplastic or thermosetting material without halogen, so that toxic and corrosive gas generated during combustion can be reduced, and air pollution can be reduced.
Specifically, high temperature resistant hot melt adhesive 14 is bonded between the silicone layer 12 and the first shielding layer, and the support strip 13 is a polyvinylidene fluoride strip.
In this embodiment, the high-temperature-resistant hot melt adhesive 14 is a high-temperature-resistant flame-retardant hot melt adhesive, and has good flexibility, oil resistance and adhesive bonding performance, and a high softening point, so that the heat resistance is better, and the high-temperature-resistant hot melt adhesive still has good adhesive bonding performance at a temperature close to the softening point, and the support strip 13 has good chemical corrosion resistance, high temperature resistance, oxidation resistance, weather resistance, ray radiation resistance, strong wear resistance and impact resistance, and has high fading resistance and ultraviolet resistance in an extremely severe and harsh environment.
Specifically, the ultraviolet-proof sheath 11 is a black polyolefin sheath, and the silicone resin layer 12 is a silicone resin glass fiber layer.
In the embodiment, the black polyolefin sheath can resist ultraviolet irradiation, is anti-aging and durable, and the silicon resin glass fiber layer has stronger dielectric property, higher heat resistance, good self-extinguishing property and softness.
Specifically, the surface of the ultraviolet-proof sheath 11 is sprayed with a fire-proof coating.
In the embodiment, the fireproof coating has the function of delaying combustion, and when the fireproof coating is burnt by flame, a large amount of foaming and expansion can be realized, the surface is gathered and protruded, and the burning loss phenomenon can not occur within several minutes.
To sum up, this high temperature resistant flame retarded cable structure, through setting up protection component 1 and cable subassembly 2, the ultraviolet protection sheath 11 is ultraviolet irradiation resistant, can effectively completely cut off heat transfer, and fire barrier layer 22 and the cooperation of fire-resistant filler 18 have guaranteed the device's heat-resisting fire behaviour, and fire retardant coating can delay when the device burns simultaneously, provides the time of putting out a fire for the staff.
It should be noted that, in this document, terms such as "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation, an element defined by the phrase "comprising an … …" does not exclude the presence of other identical elements in a process, method, article, or apparatus that comprises the element.
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 (9)
1. The utility model provides a high temperature resistant flame retarded cable structure, includes protection component (1) and cable subassembly (2), its characterized in that: the cable assembly (2) is arranged inside the protection assembly (1), the protection assembly (1) comprises an ultraviolet-proof sheath (11), a silicone layer (12), a support bar (13), a high-temperature-resistant hot melt adhesive (14), a low-smoke halogen-free protection tube (16) and a fire-resistant filler (18), the silicone layer (12) is arranged inside the ultraviolet-proof sheath (11), a first shielding tube (15) is arranged inside the silicone layer (12) through the support bar (13), and the low-smoke halogen-free protection tube (16) is arranged inside the first shielding tube (15);
cable component (2) include second shielding pipe (21), separate fire layer (22), sinle silk (23), insulated tape (24) and heat-resisting insulating layer (25), the inside of low smoke and zero halogen pillar (16) is provided with second shielding pipe (21), the inside of second shielding pipe (21) is provided with separates fire layer (22), the inside that separates fire layer (22) is provided with sinle silk (23).
2. The high temperature resistant flame retardant cable structure of claim 1, wherein: and an insulating tape (24) is arranged on the surface of the wire core (23), and a heat-resistant insulating layer (25) is arranged on the surface of the insulating tape (24).
3. The high temperature resistant flame retardant cable structure of claim 1, wherein: the insulating tape (24) is a mineral insulating mica tape, and the heat-resistant insulating layer (25) is a crosslinked polyethylene insulating layer.
4. The high temperature resistant flame retardant cable structure of claim 1, wherein: the second shielding pipe (21) and the second shielding pipe (21) are both copper mesh braided pipes.
5. The high temperature resistant flame retardant cable structure of claim 1, wherein: filling cavity (17) have been seted up to the inside of low smoke and zero halogen pillar (16), second shielding pipe (21) set up in the inside of filling cavity (17), the inside of second shielding pipe (21) is provided with fire-resistant filler (18).
6. The high temperature resistant flame retardant cable structure of claim 1, wherein: the fireproof filler (18) is asbestos powder, the low-smoke halogen-free protective tube (16) is a low-in halogen-free polyolefin sheath, and the fire insulation layer (22) is a mineral fire insulation layer (22).
7. The high temperature resistant flame retardant cable structure of claim 1, wherein: high temperature resistant hot melt adhesive (14) are bonded between the silicone layer (12) and the first shielding layer, and the support strip (13) is a polyvinylidene fluoride strip.
8. The high temperature resistant flame retardant cable structure of claim 1, wherein: the ultraviolet-proof sheath (11) is a black polyolefin sheath, and the silicone resin layer (12) is a silicone resin glass fiber layer.
9. The high temperature resistant flame retardant cable structure of claim 1, wherein: and the surface of the ultraviolet-proof sheath (11) is sprayed with fireproof paint.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021758978.1U CN212570490U (en) | 2020-08-19 | 2020-08-19 | High temperature resistant flame retarded cable structure |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202021758978.1U CN212570490U (en) | 2020-08-19 | 2020-08-19 | High temperature resistant flame retarded cable structure |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN212570490U true CN212570490U (en) | 2021-02-19 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202021758978.1U Active CN212570490U (en) | 2020-08-19 | 2020-08-19 | High temperature resistant flame retarded cable structure |
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| Country | Link |
|---|---|
| CN (1) | CN212570490U (en) |
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2020
- 2020-08-19 CN CN202021758978.1U patent/CN212570490U/en active Active
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| Date | Code | Title | Description |
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| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CP01 | Change in the name or title of a patent holder |
Address after: 518000 No.4, Baihua Avenue, Baihua community, Guangming Street, Guangming District, Shenzhen City, Guangdong Province Patentee after: Guangdong Golden Cable Group Co.,Ltd. Address before: 518000 No.4, Baihua Avenue, Baihua community, Guangming Street, Guangming District, Shenzhen City, Guangdong Province Patentee before: GUANGDONG JINPAI CABLE Co.,Ltd. |
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| CP01 | Change in the name or title of a patent holder |