CN218525322U - Novel mineral insulated cable that fire behavior is high - Google Patents
Novel mineral insulated cable that fire behavior is high Download PDFInfo
- Publication number
- CN218525322U CN218525322U CN202221493961.7U CN202221493961U CN218525322U CN 218525322 U CN218525322 U CN 218525322U CN 202221493961 U CN202221493961 U CN 202221493961U CN 218525322 U CN218525322 U CN 218525322U
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- Prior art keywords
- layer
- cable
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- wall connection
- cable body
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- 229910052500 inorganic mineral Inorganic materials 0.000 title claims abstract description 44
- 239000011707 mineral Substances 0.000 title claims abstract description 44
- 238000005507 spraying Methods 0.000 claims abstract description 16
- 230000004888 barrier function Effects 0.000 claims abstract description 12
- 238000009413 insulation Methods 0.000 claims abstract description 8
- 239000004020 conductor Substances 0.000 claims description 12
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims description 9
- 229910052802 copper Inorganic materials 0.000 claims description 5
- 239000010949 copper Substances 0.000 claims description 5
- 229910052751 metal Inorganic materials 0.000 claims description 5
- 239000002184 metal Substances 0.000 claims description 5
- 239000004014 plasticizer Substances 0.000 claims description 5
- 239000011248 coating agent Substances 0.000 claims description 4
- 238000000576 coating method Methods 0.000 claims description 4
- 239000008187 granular material Substances 0.000 claims description 4
- 229920003020 cross-linked polyethylene Polymers 0.000 claims description 3
- 239000004703 cross-linked polyethylene Substances 0.000 claims description 3
- 239000000945 filler Substances 0.000 claims description 2
- 230000006835 compression Effects 0.000 abstract description 4
- 238000007906 compression Methods 0.000 abstract description 4
- 241000252185 Cobitidae Species 0.000 abstract description 2
- 230000000694 effects Effects 0.000 description 12
- XECAHXYUAAWDEL-UHFFFAOYSA-N acrylonitrile butadiene styrene Chemical compound C=CC=C.C=CC#N.C=CC1=CC=CC=C1 XECAHXYUAAWDEL-UHFFFAOYSA-N 0.000 description 5
- 239000004676 acrylonitrile butadiene styrene Substances 0.000 description 5
- 229920000122 acrylonitrile butadiene styrene Polymers 0.000 description 5
- 239000000428 dust Substances 0.000 description 5
- 238000005260 corrosion Methods 0.000 description 3
- 229910044991 metal oxide Inorganic materials 0.000 description 3
- 150000004706 metal oxides Chemical class 0.000 description 3
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 238000004140 cleaning Methods 0.000 description 2
- 230000007797 corrosion Effects 0.000 description 2
- 239000013078 crystal Substances 0.000 description 2
- 239000012535 impurity Substances 0.000 description 2
- 239000011810 insulating material Substances 0.000 description 2
- 238000004519 manufacturing process Methods 0.000 description 2
- 239000000463 material Substances 0.000 description 2
- UGFAIRIUMAVXCW-UHFFFAOYSA-N Carbon monoxide Chemical compound [O+]#[C-] UGFAIRIUMAVXCW-UHFFFAOYSA-N 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000005540 biological transmission Effects 0.000 description 1
- 238000001816 cooling Methods 0.000 description 1
- 238000002425 crystallisation Methods 0.000 description 1
- 230000008025 crystallization Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000001514 detection method Methods 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000003546 flue gas Substances 0.000 description 1
- CPLXHLVBOLITMK-UHFFFAOYSA-N magnesium oxide Inorganic materials [Mg]=O CPLXHLVBOLITMK-UHFFFAOYSA-N 0.000 description 1
- 239000000395 magnesium oxide Substances 0.000 description 1
- AXZKOIWUVFPNLO-UHFFFAOYSA-N magnesium;oxygen(2-) Chemical compound [O-2].[Mg+2] AXZKOIWUVFPNLO-UHFFFAOYSA-N 0.000 description 1
- 238000012423 maintenance Methods 0.000 description 1
- 238000012986 modification Methods 0.000 description 1
- 230000004048 modification Effects 0.000 description 1
- 239000002245 particle Substances 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000001556 precipitation Methods 0.000 description 1
- 230000001681 protective effect Effects 0.000 description 1
- 238000001179 sorption measurement Methods 0.000 description 1
Images
Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/14—Extreme weather resilient electric power supply systems, e.g. strengthening power lines or underground power cables
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- Insulated Conductors (AREA)
Abstract
The utility model discloses a novel mineral insulated cable that fire behavior is high, the loach carrying platform comprises a supporting fram, the outer wall connection of support frame has the cable body, the outer wall of the cable body is provided with annular loop bar, the inner wall connection of annular loop bar has the brush, the inside of the cable body is provided with the spraying layer, the inner wall connection on spraying layer has the elastic sheath layer, the inner wall connection on elastic sheath layer has the elastic buffer layer, the inner wall connection of elastic buffer layer has the waterproof layer, the inner wall connection of waterproof layer has the wearing layer, the inner wall connection of wearing layer has the fire barrier, the inside of fire barrier is provided with the shielding layer, the inner wall connection of shielding layer has the mineral insulation layer, the inside of mineral insulation layer is provided with the stopping, the center department of stopping is provided with the sinle silk, the utility model discloses in, through the resistance to compression protection mechanism that its cable body increases for its cable can be isolated its inside cable core with outside high temperature when using, the high temperature resistance of cable has been increased, has good security.
Description
Technical Field
The utility model relates to the technical field of cables, especially, relate to a novel mineral insulated cable that fire behavior is high.
Background
A mineral insulated cable, a kind of cable that wraps the copper conductor core wire with the copper sheath, and isolate conductor and sheath with the magnesium oxide powder as the inorganic insulating material, the outermost layer can choose the appropriate protective sleeve according to the need, known as MICC or MI cable, there is a similar cable to replace copper sheath to wrap core wire and insulating material with the metal, known as mineral insulated metal sheath cable, its domestic detection standard BS6387 of various mineral cables, it is the standard of the great britain that uses too, it is all said to be the rigid cable, after MI cable is introduced domestically, because its higher production cost limits, the initial stage manufacturing enterprise and user side are few, until GB/T50016 begin to implement in 2015, just ask fire-fighting line to force to use MI cable definitely, it has certain drawback while using, therefore need to provide a kind of more perfect new mineral insulated cable with high fire behavior.
There are the following problems:
the existing mineral insulated cable is low in insulation resistance and even fails due to the fact that moisture is easily absorbed by the cable, the high-temperature resistance of the existing mineral insulated cable needs to be improved, the pressure resistance of the cable is greatly influenced when an external wrapping layer is scratched or damaged, the degree of association between internal cable cores is low, the workability of the cable is influenced, and the cable does not have the cleaning and maintaining effect.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the shortcoming that exists among the prior art, and the mineral insulated cable that a novel fire behavior is high that proposes.
In order to achieve the above purpose, the utility model adopts the following technical scheme: the utility model provides a novel mineral insulated cable that fire behavior is high, includes the support frame, the outer wall connection of support frame has the cable body, the outer wall of the cable body is provided with annular loop bar, the inner wall connection of annular loop bar has the brush, the inside of the cable body is provided with the spraying layer, the inner wall connection on spraying layer has the elastic sheath layer, the inner wall connection on elastic sheath layer has the elastic buffer layer, the inner wall connection of elastic buffer layer has the waterproof layer, the inner wall connection of waterproof layer has the wearing layer, the inner wall connection of wearing layer has the fire layer, the inside on fire layer is provided with the shielding layer, the inner wall connection on shielding layer has mineral insulating layer, mineral insulating layer's inside is provided with the stopping, the center department of stopping is provided with the sinle silk, and is two sets of crack department between the shielding layer is provided with cable conductor.
As a further description of the above technical solution:
the outer wall of support frame and the cable body can be dismantled and be connected, the outer wall and the annular loop bar of the cable body cup joint, the inner wall and the brush joint of annular loop bar.
As a further description of the above technical solution:
the fixed spraying layer that is provided with in inside of the cable body, the inner wall and the elasticity restrictive coating joint on spraying layer, the material on elasticity restrictive coating is high temperature crosslinked polyethylene strip.
As a further description of the above technical solution:
the inner wall of the elastic sheath layer is fixedly connected with the elastic buffer layer, and the inner wall of the elastic buffer layer is sleeved with the waterproof layer.
As a further description of the above technical solution:
the inner wall of the waterproof layer is fixedly connected with the wear-resistant layer, the inside of the wear-resistant layer contains a plasticizer and ABS (acrylonitrile-butadiene-styrene) anti-corrosion particles, the inner wall of the wear-resistant layer is fixedly connected with the fire barrier layer, the inside of the fire barrier layer is fixedly provided with a shielding layer, and the shielding layer is a metal copper wire.
As a further description of the above technical solution:
the inner wall and the mineral insulating layer joint of shielding layer, the quantity of mineral insulating layer is three groups, the inside fixed stopping that is provided with of mineral insulating layer.
As a further description of the above technical solution:
the center department and the sinle silk joint of stopping, the sinle silk is the copper line cable core, and is two sets of crack department between the shielding layer and cable conductor joint, cable conductor's quantity is three groups.
The utility model discloses following beneficial effect has:
through the resistance to compression protection mechanism that its cable body increased, utilize mutually supporting of elastic sheath layer and elastic buffer layer to improve the effect of cable to outer defence, can reach crashproof and the anti-interference effect of resistance to compression, its cable can be isolated its inside cable core with outside high temperature when using, its fire-proof layer that increases meets fire and decomposes into metal oxide and precipitation crystal water, its whole has better heat absorption effect, the high temperature resistance of cable has been increased, good security has, and the waterproof layer of elastic buffer layer inner wall makes its cable have waterproof effect, contain plasticizer and ABS anticorrosion granule in the wearing layer and make the waterproof layer have corrosion-resistant effect, and the cleaning device of cable outside setting, usable annular loop bar drives the brush round trip movement, can clean dust and impurity on its spraying layer surface, it is more convenient to make its clear, thereby make its insulated cable's use more perfect.
Drawings
Fig. 1 is an appearance diagram of a novel mineral insulated cable with high fireproof performance;
fig. 2 is a schematic view of a cable body structure of a novel mineral insulated cable with high fireproof performance;
fig. 3 is the utility model provides a novel mineral insulated cable's that fire behavior is high elastic buffer layer inner structure enlargedly.
Illustration of the drawings:
1. a support frame; 2. a cable body; 3. an annular loop bar; 4. a brush; 5. spraying a coating; 6. an elastic sheath layer; 7. an elastic buffer layer; 8. a waterproof layer; 9. a wear resistant layer; 10. a fire barrier layer; 11. a shielding layer; 12. a mineral insulation layer; 13. a filler; 14. a wire core; 15. and (4) cable conductors.
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.
In the description of the present invention, it should be noted that the terms "center", "upper", "lower", "left", "right", "vertical", "horizontal", "inner", "outer", 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 simplification of description, but do not indicate or imply that the device or element referred to must have a specific orientation, be constructed and operated in a specific orientation, and thus, should not be construed as limiting the present invention; the terms "first," "second," and "third" are used for descriptive purposes only and are not to be construed as indicating or implying relative importance, and furthermore, unless otherwise explicitly stated or limited, the terms "mounted," "connected," and "connected" are to be construed broadly and may be, for example, fixedly connected, detachably connected, or integrally connected; can be mechanically or electrically connected; they may be connected directly or indirectly through intervening media, or they may be interconnected between two elements. The specific meaning of the above terms in the present invention can be understood in specific cases to those skilled in the art.
Referring to fig. 1-3, the present invention provides an embodiment: the utility model provides a novel mineral insulated cable that fire behavior is high, the loach carrying platform comprises a supporting fram 1, the outer wall connection of support frame 1 has the cable body 2, the outer wall of the cable body 2 is provided with annular loop bar 3, the inner wall connection of annular loop bar 3 has brush 4, make can clean the maintenance to impurities such as the 2 outlying dust of the cable body, the inside of the cable body 2 is provided with spraying layer 5, spraying layer 5's inner wall connection has elastic sheath layer 6, elastic sheath layer 6's inner wall connection elastic buffer layer 7, its outside cable receives external impact, its elastic buffer layer 7 can cushion the dynamics of strikeing, elastic buffer layer 7's inner wall connection has waterproof layer 8, waterproof layer 8's inner wall connection has wearing layer 9, wearing layer 9's inner wall connection has fire barrier 10, fire barrier 10's inside is provided with shielding layer 11, shielding layer 11's inner wall connection has mineral insulating layer 12, mineral insulating layer 12's inside is provided with stopping 13, make its structure more perfect, stopping 13's center department is provided with sinle silk 14, the crack department between two sets up cable conductor 15.
The outer wall of the support frame 1 is detachably connected with the cable body 2, the outer wall of the cable body 2 is sleeved with the annular loop bar 3, the inner wall of the annular loop bar 3 is clamped with the brush 4, the spraying layer 5 is fixedly arranged inside the cable body 2, the inner wall of the spraying layer 5 is clamped with the elastic sheath layer 6, the elastic sheath layer 6 is made of high-temperature crosslinked polyethylene strips and can highly protect the internal structure of the elastic sheath layer 6, the inner wall of the elastic sheath layer 6 is fixedly connected with the elastic buffer layer 7, the structural stability is improved, the inner wall of the elastic buffer layer 7 is sleeved with the waterproof layer 8, the inner wall of the waterproof layer 8 is fixedly connected with the wear-resistant layer 9, contain plasticizer and ABS anticorrosion granule in wearing layer 9, the inner wall and the fire barrier 10 fixed connection of wearing layer 9, the fixed shielding layer 11 that is provided with in inside of fire barrier 10, shielding layer 11 is the metal copper wire, make its structure more perfect, the inner wall and the mineral insulating layer 12 joint of shielding layer 11, the quantity of mineral insulating layer 12 is three groups, the fixed stopping 13 that is provided with in inside of mineral insulating layer 12, the center department and the sinle silk 14 joint of stopping 13, sinle silk 14 is the copper wire cable core, the crack department and the 15 joints of cable conductor between two sets of shielding layers 11, the quantity of cable conductor 15 is three groups.
The working principle is as follows: this kind of novel mineral insulated cable that fire behaviour is high when using, at first the staff need detect its insulated cable, detect whether it has the damage defect, the elastic sheath layer 6 that its cable increases the setting and elastic buffer layer 7 mutually support the effect that has improved the cable to outer defence, can reach crashproof and the anti-interference effect of resistance to compression, waterproof layer 8 of elastic buffer layer 7 inner wall makes its cable have waterproof effect simultaneously, contain plasticizer and ABS anticorrosion granule in wearing layer 9 and make waterproof layer 8 have corrosion-resistant effect, and fire barrier layer 10 can meet the fire and decompose into metal oxide and appear the crystal water, form network structure after the metal oxide decomposes, there is certain adsorption to its flue gas, and the water that goes out the crystallization can play certain cooling effect to its high temperature, has better heat absorption effect, through setting up mineral insulating layer 12 and shielding layer 11, have very big help to the stable transmission of sinle silk 14 signal, and the fine insulating properties of its modified material of stopping 13 of inner wall has further improved the insulating layer of whole mineral insulating layer 12, and wire 15 in this cable adopts the cross-linked, make the cable have long-life, make the cable have perfect, and clean the clean pole of the dust of the clean pole of its insulating layer of the clean work of the cable, thereby make the pole of the more 3 that makes it carry out the round-round trip to carry out the clean work of the clean of the dust, thereby the more, the dust is required.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications and variations can be made in the embodiments or in part of the technical features of the embodiments without departing from the spirit and the scope of the invention.
Claims (7)
1. The utility model provides a novel mineral insulated cable that fire behavior is high, includes support frame (1), its characterized in that: the outer wall connection of support frame (1) has cable body (2), the outer wall of cable body (2) is provided with annular loop bar (3), the inner wall connection of annular loop bar (3) has brush (4), the inside of cable body (2) is provided with spraying layer (5), the inner wall connection of spraying layer (5) has elastic sheath layer (6), the inner wall connection of elastic sheath layer (6) has elastic buffer layer (7), the inner wall connection of elastic buffer layer (7) has waterproof layer (8), the inner wall connection of waterproof layer (8) has wearing layer (9), the inner wall connection of wearing layer (9) has fire insulation layer (10), the inside that separates fire insulation layer (10) is provided with shielding layer (11), the inner wall connection of shielding layer (11) has mineral insulation layer (12), the inside of mineral insulation layer (12) is provided with stopping (13), the center department of stopping (13) is provided with sinle silk (14), and is two sets of crack department between shielding layer (11) is provided with cable conductor (15).
2. The novel mineral insulated cable with high fireproof performance according to claim 1, wherein: the outer wall of support frame (1) can be dismantled with the cable body (2) and be connected, the outer wall and the annular loop bar (3) of the cable body (2) cup joint, the inner wall and brush (4) joint of annular loop bar (3).
3. The novel mineral insulated cable with high fireproof performance according to claim 1, wherein: the inside of the cable body (2) is fixedly provided with a spraying layer (5), the inner wall of the spraying layer (5) is connected with an elastic sheath layer (6) in a clamping manner, and the elastic sheath layer (6) is made of high-temperature cross-linked polyethylene strips.
4. The novel mineral insulated cable with high fireproof performance according to claim 1, wherein: the inner wall and the elastic buffer layer (7) fixed connection of elasticity restrictive coating (6), the inner wall and waterproof layer (8) of elastic buffer layer (7) cup joint.
5. The novel mineral insulated cable with high fireproof performance of claim 1, wherein: the inner wall and the wearing layer (9) fixed connection of waterproof layer (8), contain plasticizer and ABS anticorrosion granule in wearing layer (9), the inner wall and the fire barrier layer (10) fixed connection of wearing layer (9), the fixed shielding layer (11) that is provided with in the inside of fire barrier layer (10), shielding layer (11) are the metal copper wire.
6. The novel mineral insulated cable with high fireproof performance according to claim 1, wherein: the inner wall and the mineral insulating layer (12) joint of shielding layer (11), the quantity of mineral insulating layer (12) is three groups, the inside fixed of mineral insulating layer (12) is provided with stopping (13).
7. The novel mineral insulated cable with high fireproof performance of claim 1, wherein: the center department and sinle silk (14) joint of filler (13), sinle silk (14) are the copper cable core, and are two sets of crack department and cable conductor (15) joint between shielding layer (11), the quantity of cable conductor (15) is three groups.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221493961.7U CN218525322U (en) | 2022-06-15 | 2022-06-15 | Novel mineral insulated cable that fire behavior is high |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202221493961.7U CN218525322U (en) | 2022-06-15 | 2022-06-15 | Novel mineral insulated cable that fire behavior is high |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218525322U true CN218525322U (en) | 2023-02-24 |
Family
ID=85237319
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202221493961.7U Expired - Fee Related CN218525322U (en) | 2022-06-15 | 2022-06-15 | Novel mineral insulated cable that fire behavior is high |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218525322U (en) |
-
2022
- 2022-06-15 CN CN202221493961.7U patent/CN218525322U/en not_active Expired - Fee Related
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| 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: 20230224 |