CN218159740U - Fire-resistant silicon rubber insulation fire-resistant power cable - Google Patents
Fire-resistant silicon rubber insulation fire-resistant power cable Download PDFInfo
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- CN218159740U CN218159740U CN202220950811.8U CN202220950811U CN218159740U CN 218159740 U CN218159740 U CN 218159740U CN 202220950811 U CN202220950811 U CN 202220950811U CN 218159740 U CN218159740 U CN 218159740U
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Abstract
The utility model discloses a fire-resistant silicon rubber insulation fire-resistant power cable, including the outer insulation layer, the inboard of outer insulation layer is provided with the buffer layer, the inboard of buffer layer is provided with the flame retardant coating, the outside cover of flame retardant coating is equipped with the steel tape layer, the inboard of flame retardant coating is provided with the division board, the outside of division board evenly is provided with three cable cores, and the outside of three cable cores is provided with fire-retardant filling layer; the utility model discloses an outer insulating layer, buffer layer, division board, fire-retardant filling layer, fire-resistant layer and the cooperation of mutually between the steel strip layer for the device can be effectual the external high temperature of separation and flame, has good protecting effect to the cable core, has promoted the fire resistance of device, and separates the cable core through the division board and come, when meeting with high temperature, even the insulation support in the cable core outside melts, the cable core can not contact each other yet, has promoted the security performance of cable.
Description
Technical Field
The utility model relates to the technical field of cables, specifically a fire-resistant silicon rubber insulation fire-resistant power cable.
Background
The cable is made of one or more mutually insulated conductors and an outer-wrapped insulating protective layer, and is a conducting wire for transmitting electric power or information from one place to another place;
some problems with existing devices: the cable cores of the existing cables are usually attached together, and although the outer sides of the cable cores are protected by the insulating sleeves, when the cable cores are subjected to high temperature, the insulating sleeves can be heated and melted to cause contact between the cable cores, so that circuit short circuit is caused, and the safety of the cable during use is reduced.
SUMMERY OF THE UTILITY MODEL
An object of the utility model is to provide a fire-resistant silicon rubber insulation fire-resistant power cable to propose current problem in solving above-mentioned background art.
In order to achieve the above object, the utility model provides a following technical scheme: the utility model provides a fire-resistant silicon rubber insulation fire-resistant power cable, includes the outer insulating layer, the inboard of outer insulating layer is provided with the buffer layer, the inboard of buffer layer is provided with the flame retardant coating, the outside cover of flame retardant coating is equipped with the steel tape layer, the inboard of flame retardant coating is provided with the division board, the outside of division board evenly is provided with three cable cores of group, three groups the outside of cable core is provided with fire-retardant filling layer.
Preferably, the outside of external insulation layer evenly is provided with the multiunit protection strip, the external insulation layer is made by fire-resistant silicone rubber, and the cable of being convenient for take prevents that the cable from skidding, makes the external insulation layer have better fire resistance.
Preferably, the three groups of the flame-retardant filling layers are positioned in the cavity between the separation plate and the cable core, and the cable core can be wrapped to protect the cable core.
Preferably, the steel strip layer is spirally wound on the outer side of the fire-resistant layer and is positioned between the buffer layer and the fire-resistant layer, so that the steel strip layer can disperse external force, and the toughness of the device is improved.
Preferably, the flame-retardant filling layer is made of aluminum hydroxide material, and has better fireproof and flame-retardant properties.
Compared with the prior art, the beneficial effects of the utility model are that: this fire-resistant silicon rubber insulation fire-resistant power cable passes through the outer insulation layer, the buffer layer, the division board, fire-retardant filling layer, mutually support between flame retardant coating and the steel strip layer, make the device can effectual external high temperature of separation and flame, the protecting effect has well to the cable core, the fire resistance of device has been promoted, and separate the cable core through the division board, when meeting with high temperature, even the insulating boot in the cable core outside melts, the cable core also can not contact each other, the security performance of cable has been promoted, the device is when suffering the external extrusion of exerting and pulling the power etc. simultaneously, can effectual buffering external force, reduce the injury that the cable core received, the whole toughness and the intensity of device have been promoted.
Drawings
Fig. 1 is a front sectional view of the present invention;
fig. 2 is a side sectional view of the present invention;
fig. 3 is a side view of the present invention.
In the figure: 1. an outer insulating layer; 2. a buffer layer; 3. a partition plate; 4. a cable core; 5. a flame retardant filler layer; 6. a refractory layer; 7. and (5) a steel belt layer.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the 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 efforts all belong to the protection scope of the present invention.
Referring to fig. 1-3, the present invention provides an embodiment: the utility model provides a fire-resistant silicon rubber insulation fire-resistant power cable, including outer insulation layer 1, the inboard of outer insulation layer 1 is provided with buffer layer 2, the outside of outer insulation layer 1 evenly is provided with multiunit protection strip, outer insulation layer 1 is made by fire-resistant silicon rubber, be convenient for take the cable, prevent the cable from skidding, make outer insulation layer 1 have better fire resistance, the inboard of buffer layer 2 is provided with flame retardant coating 6, the outside cover of flame retardant coating 6 is equipped with steel tape layer 7, steel tape layer 7 spiral winding is in the outside of flame retardant coating 6, steel tape layer 7 is located between buffer layer 2 and the flame retardant coating 6, make steel tape layer 7 can be with external force dispersion, the device toughness has been promoted, the inboard of flame retardant coating 6 is provided with division board 3, division board 3's the outside evenly is provided with three cable cores 4 of group, the outside of three cable cores 4 of group is provided with fire-retardant filling layer 5, fire-retardant filling layer 5 is made from aluminium hydroxide material, have better fire-resistant fire resistance, three fire resistance of group fire-retardant filling layer 5 are located the cavity between division board 3 and cable core 4, can wrap up cable core 4, protect it.
The working principle is as follows: when the device is extruded and pulled by external force, the external force can be relieved through the buffer layer 2, when the stress is transmitted to the steel belt layer 7, the stress can be dispersed through the steel belt layer 7, the extrusion force applied to the device is relieved again, and the steel belt layer 7 can improve the overall toughness of the device;
when the device meets with the conflagration and is in under the high temperature environment, accessible flame retardant coating 6 blocks the injury of high temperature to cable core 4 with fire-retardant filling layer 5, and can separate cable core 4 through division board 3, when the inoxidizing coating in the cable core 4 outside melts, also can not contact, causes the circuit to open circuit, has promoted the security performance of device.
It will be evident to those skilled in the art that the invention is not limited to the details of the foregoing illustrative embodiments, and that the present invention may be embodied in other specific forms without departing from the spirit or essential attributes thereof. The present embodiments are therefore to be considered in all respects as illustrative and not restrictive, the scope of the invention being indicated by the appended claims rather than by the foregoing description, and all changes which come within the meaning and range of equivalency of the claims are therefore intended to be embraced therein. Any reference sign in a claim should not be construed as limiting the claim concerned.
In the description of the present invention, "a plurality" means two or more unless otherwise specified; the terms "upper", "lower", "left", "right", "inner", "outer", "front", "rear", "head", "tail", and the like indicate orientations or positional relationships based on the orientations or positional relationships shown in the drawings, and are merely 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 thus, should not be construed as limiting the present invention. Furthermore, the terms "first," "second," "third," and the like are used for descriptive purposes only and are not to be construed as indicating or implying relative importance.
In the description of the present invention, it is to be noted that, unless otherwise explicitly specified or limited, the terms "connected" and "connected" are to be interpreted broadly, e.g., as either a fixed connection or a detachable connection; can be mechanically or electrically connected; may be directly connected or indirectly connected through an intermediate. The specific meaning of the above terms in the present invention can be understood as a specific case by those skilled in the art.
Claims (5)
1. The utility model provides a fire-resistant silicon rubber insulation fire-resistant power cable, includes external insulation layer (1), its characterized in that: the inboard of outer insulating layer (1) is provided with buffer layer (2), the inboard of buffer layer (2) is provided with flame retardant coating (6), the outside cover of flame retardant coating (6) is equipped with steel tape layer (7), the inboard of flame retardant coating (6) is provided with division board (3), the outside of division board (3) evenly is provided with three cable cores of group (4), three groups the outside of cable core (4) is provided with fire-retardant filling layer (5).
2. The fire-resistant silicone rubber-insulated fire-resistant power cable according to claim 1, characterized in that: the outer side of the outer insulating layer (1) is uniformly provided with a plurality of groups of protective strips, and the outer insulating layer (1) is made of fire-resistant silicon rubber.
3. The fire-resistant silicone rubber insulated fire-resistant power cable of claim 1, wherein: and the three groups of flame-retardant filling layers (5) are positioned in the cavity between the partition plate (3) and the cable core (4).
4. The fire-resistant silicone rubber-insulated fire-resistant power cable according to claim 1, characterized in that: the steel belt layer (7) is spirally wound on the outer side of the fire-resistant layer (6), and the steel belt layer (7) is located between the buffer layer (2) and the fire-resistant layer (6).
5. The fire-resistant silicone rubber insulated fire-resistant power cable of claim 1, wherein: the flame-retardant filling layer (5) is made of an aluminum hydroxide material.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220950811.8U CN218159740U (en) | 2022-04-24 | 2022-04-24 | Fire-resistant silicon rubber insulation fire-resistant power cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202220950811.8U CN218159740U (en) | 2022-04-24 | 2022-04-24 | Fire-resistant silicon rubber insulation fire-resistant power cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN218159740U true CN218159740U (en) | 2022-12-27 |
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Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202220950811.8U Active CN218159740U (en) | 2022-04-24 | 2022-04-24 | Fire-resistant silicon rubber insulation fire-resistant power cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN218159740U (en) |
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2022
- 2022-04-24 CN CN202220950811.8U patent/CN218159740U/en active Active
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