CN216849426U - Fireproof heat-insulation cable - Google Patents
Fireproof heat-insulation cable Download PDFInfo
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- CN216849426U CN216849426U CN202123250161.0U CN202123250161U CN216849426U CN 216849426 U CN216849426 U CN 216849426U CN 202123250161 U CN202123250161 U CN 202123250161U CN 216849426 U CN216849426 U CN 216849426U
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- Prior art keywords
- heat
- cable
- insulating
- flame
- sleeved
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- 238000009413 insulation Methods 0.000 title claims description 23
- 230000017525 heat dissipation Effects 0.000 claims abstract description 30
- 239000003063 flame retardant Substances 0.000 claims abstract description 22
- 239000004020 conductor Substances 0.000 claims abstract description 13
- 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 claims abstract description 11
- 239000000463 material Substances 0.000 claims description 5
- 125000006850 spacer group Chemical group 0.000 claims description 4
- 230000000694 effects Effects 0.000 abstract description 13
- 230000002265 prevention Effects 0.000 abstract description 7
- 230000005540 biological transmission Effects 0.000 description 5
- 238000000926 separation method Methods 0.000 description 5
- 239000010410 layer Substances 0.000 description 3
- 238000010521 absorption reaction Methods 0.000 description 2
- 239000007769 metal material Substances 0.000 description 2
- 238000000034 method Methods 0.000 description 2
- 238000005192 partition Methods 0.000 description 2
- 230000009286 beneficial effect Effects 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 239000011241 protective layer Substances 0.000 description 1
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Abstract
The utility model discloses a fireproof heat-insulating cable, which comprises a plurality of conductors, wherein the outer ring surface of each conductor is sleeved with an inner insulating sleeve, the outer ring surfaces of the inner insulating sleeves are sleeved with an outer insulating sleeve, the outer ring surface of the outer insulating sleeve is sleeved with an inner sheath, the outer ring surface of the inner sheath is sleeved with a heat-conducting net, the outer ring surface of the heat-conducting net is sleeved with a flame-retardant sleeve, the outer ring surface of the flame-retardant sleeve is provided with a plurality of mounting holes, and heat-radiating wires are inserted into the mounting holes; the utility model provides a cable has realized the thermal-insulated effect of fire prevention under the mutually supporting of each part, and when flame burnt the cable, the heat that flame transmitted on the cable is scattered fast under the combined action of heat conduction net and heat dissipation silk to make the outside part of cable can not reach the ignition point in the short time, the cable can not ignited in the short time when flame burns promptly, makes the fire prevention effect of cable better from this.
Description
Technical Field
The utility model relates to the technical field of cables, especially, relate to a fire prevention thermal-insulated cable.
Background
The fireproof cable is also called as a flame-retardant cable, and a fireproof layer is arranged on the outer ring surface of the cable and used for protecting the cable when the cable meets flame in the using process.
When the cable is used, a layer of fireproof layer is generally wrapped on the outer ring surface, so that the damage to the cable caused by flame can be reduced when the cable meets open fire in the using process; therefore, in order to solve the above technical problems, we propose a fireproof and heat-insulating cable.
SUMMERY OF THE UTILITY MODEL
The utility model aims at solving the defects existing in the prior art and providing a fireproof and heat-insulating cable.
In order to achieve the above purpose, the utility model adopts the following technical scheme:
a fireproof heat-insulation cable comprises a plurality of conductors, wherein inner insulation sleeves are sleeved on the outer ring surfaces of the conductors, and outer insulation sleeves are sleeved on the outer ring surfaces of the inner insulation sleeves together;
the outer ring surface of the outer insulating sleeve is sleeved with an inner sleeve, the outer ring surface of the inner sleeve is sleeved with a heat conduction net, the outer ring surface of the heat conduction net is sleeved with a flame-retardant sleeve, a plurality of mounting holes are formed in the outer ring surface of the flame-retardant sleeve, heat dissipation wires are inserted into the mounting holes and are tightly connected with the flame-retardant sleeve, and one ends of the heat dissipation wires extend to the inner side of the flame-retardant sleeve and are connected with the heat conduction net.
Preferably, an outer armor is sleeved on the outer annular surface of the flame-retardant sleeve, and the end of the heat dissipation wire extends to the outer annular surface of the outer armor.
Preferably, a heat insulation sleeve is sleeved between the outer ring surface of the inner sheath and the inner ring surface of the heat conduction net.
Preferably, a partition frame is arranged inside the outer insulating sleeve, and the inner insulating sleeves are mutually separated by the partition frame.
Preferably, a filling material is arranged between the inner part of the outer insulating sleeve and the separating frame.
Preferably, the heat conduction net and the heat dissipation wires are both tough.
The utility model provides a pair of fireproof heat-insulating cable, beneficial effect lies in: this scheme is in the use, and heat conduction net and heat dissipation silk are the metal material, and then when the cable meets naked light in the use one end, the part heat absorption intensification that the cable was burnt by the flame, and further heat conduction net is to the one end that is not burnt by the flame by the heat transfer of the one end that the flame burnt to in the air of external world is transmitted under the effect of heat dissipation silk.
And then the cable is burnt by flame's one end because its heat is dispersed fast under the effect of heat conduction net and heat dissipation silk, it is limited to lead to the outside fire-retardant cover of cable to heat up, can't reach the ignition point, the fire behavior of cable has been promoted from this, and because the heat dissipation silk that the cable outside was equipped with is more, make the cable burn the heat of part by flame, the surface of transmission to the cable that can be quick under the effect of heat conduction net and numerous heat dissipation silk, the heat transfer is carried out through the contact with the outside air to the heat dissipation silk promptly, thereby the cable surface can be long-time keep incombustible.
Therefore, the cable that this scheme provided has realized the thermal-insulated effect of fire prevention under the mutually supporting of each part, and when flame burnt the cable, the heat that flame transmitted on the cable is scattered under the combined action of heat conduction net and heat dissipation silk fast to make the outside part of cable can not reach the ignition point in the short time, the cable can not ignited in the short time when flame burns promptly, makes the fire prevention effect of cable better from this.
Drawings
Fig. 1 is an axonometric view of a fireproof and heat-insulating cable according to the present invention;
fig. 2 is a schematic structural view of a fireproof and heat-insulating cable provided by the present invention;
fig. 3 is a schematic view of a heat conducting net of a fireproof and heat-insulating cable according to the present invention.
In the figure: 1. a conductor; 2. an inner insulating sleeve; 3. an outer insulating sleeve; 4. an inner protective layer; 5. a thermally conductive mesh; 6. a flame-retardant sleeve; 7. a heat-dissipating filament; 8. an outer armor; 9. a heat insulating sleeve; 10. a spacer; 11. and (3) a filling material.
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.
In the description of the present invention, it is to be understood that the terms "upper", "lower", "front", "rear", "left", "right", "top", "bottom", "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 simplicity of description, and do not indicate or imply that the device or element being 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.
Referring to fig. 1-3, a fireproof heat-insulation cable comprises a plurality of conductors 1, wherein inner insulation sleeves 2 are sleeved on outer annular surfaces of the conductors 1, outer insulation sleeves 3 are sleeved on outer annular surfaces of the inner insulation sleeves 2, separation frames 10 are arranged inside the outer insulation sleeves 3, the inner insulation sleeves 2 are separated from each other by the separation frames 10, filling materials 11 are arranged between the inside of the outer insulation sleeves 3 and the separation frames 10, the conductors 1 can be separated by the separation frames 10, namely, the phenomenon that heat cannot be dissipated in the first time when the conductors 1 are attached to each other is avoided, residual space inside the inner insulation sleeves 2 is filled by the filling materials 11, and the separation frames 10 and the conductors 1 are prevented from moving.
Outer anchor ring cover of outer insulating cover 3 is equipped with inner sheath 4, outer anchor ring cover of inner sheath 4 is equipped with heat conduction net 5, the outer anchor ring cover of heat conduction net 5 is equipped with fire-retardant cover 6, the outer anchor ring of fire-retardant cover 6 is equipped with a plurality of mounting holes, all insert in the mounting hole and be equipped with heat dissipation silk 7, heat dissipation silk 7 and 6 zonulae occludens of fire-retardant cover, and the one end of heat dissipation silk 7 extends to fire-retardant cover 6 inboards and is connected with heat conduction net 5, heat conduction net 5 and heat dissipation silk 7 all have toughness, heat conduction net 5 and heat dissipation silk 7 have toughness, then make the cable when crooked in the use, its heat conduction net 5 and heat dissipation silk 7 are not fragile.
The use principle and the advantages are as follows: the utility model discloses in the use, heat conduction net 5 and heat dissipation silk 7 are the metal material, and then when the cable meets the naked light in the use in one end, the cable is heated up by the partial heat absorption that flame burned, and further heat conduction net 5 is to the heat transfer of the one end burned by flame to the one end that is not burned by flame to in transmitting the air in the external world under the effect of heat dissipation silk 7.
And then the cable is burnt by flame's one end because its heat is dispersed fast under the effect of heat conduction net 5 and heat dissipation silk 7, it is limited to lead to the outside outer armour 8 of cable and fire-retardant cover 6 intensification, can't reach the ignition point, the fire behavior of cable has been promoted from this, and because the heat dissipation silk 7 that the cable outside was equipped with is more, make the cable burn the heat of part by flame, can be quick transmission to the surface of outer armour 8 under the effect of heat conduction net 5 and numerous heat dissipation silk 7, heat dissipation silk 7 carries out the heat transfer through the contact with the outside air promptly, thereby outer armour 8 can be long-time keep incombustible.
Meanwhile, when the cable is burnt for a long time, the outer armor 8 outside the cable is ignited, the flame-retardant sleeve 6 is exposed outside, so that the cable is continuously protected, the cable is prevented from being ignited, after the outer armor 8 is ignited, the heat transmission of the external flame can be reduced by the arrangement of the heat insulation sleeve 9, namely the heat transmission of the external flame to the outer insulation sleeve 3 is reduced, and the damage of the flame to the cable is greatly reduced.
Further stopping 11 can carry out further heat dissipation to the inside heat of cable of external flame transmission to guarantee that the influence that conductor 1 received is less, and the setting of inner insulation cover 2 and outer insulating cover 3 can make the cable insulation effect promote by a wide margin, and inner sheath 4 and outer armour 8 can be better to the anti physical effort performance of cable simultaneously, are difficult for being crushed by external object promptly.
Therefore, the cable that this scheme provided has realized the thermal-insulated effect of fire prevention under the mutually supporting of each part, and when flame burnt the cable, the heat that flame transmitted on the cable was dispersed under the combined action of heat conduction net 5 and heat dissipation silk 7 fast to make the outside part of cable can not reach the ignition point in the short time, the cable can not be ignited in the short time when flame burns promptly, makes the fire prevention effect of cable better from this.
The above, only be the concrete implementation of the preferred embodiment of the present invention, but the protection scope of the present invention is not limited thereto, and any person skilled in the art is in the technical scope of the present invention, according to the technical solution of the present invention and the utility model, the concept of which is equivalent to replace or change, should be covered within the protection scope of the present invention.
Claims (6)
1. A fireproof heat-insulation cable comprises a plurality of conductors (1), and is characterized in that inner insulation sleeves (2) are sleeved on the outer ring surfaces of the conductors (1), and outer insulation sleeves (3) are sleeved on the outer ring surfaces of the inner insulation sleeves (2) together;
the outer anchor ring of outer insulating cover (3) is overlapped and is equipped with inner sheath (4), the outer anchor ring cover of inner sheath (4) is overlapped and is equipped with heat conduction net (5), the outer anchor ring cover of heat conduction net (5) is overlapped and is equipped with fire-retardant cover (6), the outer anchor ring of fire-retardant cover (6) is equipped with a plurality of mounting holes, all insert in the mounting hole and be equipped with heat dissipation silk (7), heat dissipation silk (7) and fire-retardant cover (6) zonulae occludens, just the one end of heat dissipation silk (7) extends to fire-retardant cover (6) inboard and is connected with heat conduction net (5).
2. A fireproof and heat-insulating cable according to claim 1, wherein the outer sheath (8) is sleeved on the outer annular surface of the flame-retardant sheath (6), and the ends of the heat-radiating filaments (7) extend to the outer annular surface of the outer sheath (8).
3. A fireproof and heat-insulating cable according to claim 1, wherein a heat-insulating sleeve (9) is sleeved between the outer annular surface of the inner sheath (4) and the inner annular surface of the heat-conducting net (5).
4. A fire-proof and heat-insulating cable according to claim 1, characterized in that a spacer (10) is provided inside the outer insulating sheath (3), and a plurality of the inner insulating sheaths (2) are separated from each other by the spacer (10).
5. A fire-proof and heat-insulating cable according to claim 4, characterized in that a filling material (11) is provided between the inside of the outer insulating sheath (3) and the spacer (10).
6. A fire-proof and heat-insulating cable according to claim 1, characterized in that the heat-conducting mesh (5) and the heat-dissipating filaments (7) are flexible.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123250161.0U CN216849426U (en) | 2021-12-22 | 2021-12-22 | Fireproof heat-insulation cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202123250161.0U CN216849426U (en) | 2021-12-22 | 2021-12-22 | Fireproof heat-insulation cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN216849426U true CN216849426U (en) | 2022-06-28 |
Family
ID=82109951
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202123250161.0U Active CN216849426U (en) | 2021-12-22 | 2021-12-22 | Fireproof heat-insulation cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN216849426U (en) |
-
2021
- 2021-12-22 CN CN202123250161.0U patent/CN216849426U/en active Active
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right | ||
| PE01 | Entry into force of the registration of the contract for pledge of patent right |
Denomination of utility model: A fire-resistant and heat-insulating cable Effective date of registration: 20231124 Granted publication date: 20220628 Pledgee: China Postal Savings Bank Co.,Ltd. Guiyang Branch Pledgor: Guiyang Zhongan Technology Group Co.,Ltd. Registration number: Y2023520000069 |
|
| CP03 | Change of name, title or address | ||
| CP03 | Change of name, title or address |
Address after: No. 77 Shugu Avenue, Modern Manufacturing Industrial Park, Jinhua Town, Guanshanhu District, Guiyang City, Guizhou Province, China 551499 Patentee after: Guiyang Zhongan Technology Group Co.,Ltd. Country or region after: China Address before: 550018 No.77, Jinma Avenue, modern manufacturing industrial park, guanshanhu District, Guiyang City, Guizhou Province Patentee before: Guiyang Zhongan Technology Group Co.,Ltd. Country or region before: China |