CN208861719U - A kind of fireproof cable - Google Patents
A kind of fireproof cable Download PDFInfo
- Publication number
- CN208861719U CN208861719U CN201821770635.XU CN201821770635U CN208861719U CN 208861719 U CN208861719 U CN 208861719U CN 201821770635 U CN201821770635 U CN 201821770635U CN 208861719 U CN208861719 U CN 208861719U
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- China
- Prior art keywords
- layer
- metal bellows
- conductor
- fireproof cable
- supporting element
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Abstract
The utility model provides a kind of fireproof cable, cable conduction core includes the mineral composite insulation layer that the conductor outer layer is arranged in conductor and package, anti-corrosion separation layer is provided with partition tooth along axial periphery, fireprotection layer is externally provided with metal bellows, it is cavity between fireprotection layer and the metal bellows, supporting element is provided in cavity, metal bellows is wrapped with protective layer.The metal bellows design of the utility model can block the inside diffusion of external flame, play the role of good fire-retardant and fireproof, and the bending property of bellows is good, facilitate installation, and cavity therein designs, and enhances heat dissipation effect, the utility model structure is simple, and practicability is good.
Description
Technical field
The utility model relates to power cable technical field, in particular to a kind of fireproof cable.
Background technique
Present cable every field in life has application, but the requirement to cable is also higher and higher.Cable is extensive
Applied in power transmission, there are many position that cable uses, and have buried cable, aerial erection formula cable, also have in water channel and set
The cable set, however that there are current-carrying capacities is smaller for traditional cable, and the technical problem that fire protecting performance is poor.
Utility model content
The purpose of this utility model is in view of the deficiencies of the prior art, to provide a kind of fireproof cable.
The purpose of this utility model can be realized by following scheme: a kind of fireproof cable comprising conductive core and
Composite insulation layer, shielded layer, anti-corrosion separation layer, fireprotection layer, the halogen-free flameproof layer, Halogen being successively set on the outside of the conductive core
Restrictive coating, conductive core include the mineral composite insulation layer that the conductor outer layer is arranged in conductor and package, the anti-corrosion isolation
Layer is provided with partition tooth along axial periphery, and the fireprotection layer is externally provided with metal bellows, the fireprotection layer and the wavy metal
It is cavity between pipe, supporting element is provided in the cavity, supporting element is connect by support rod with the wavy metal inside pipe wall,
The metal bellows is wrapped with protective layer.
Further, the supporting element is annular.
Further, the supporting element is eight.
Further, the supporting element is equipped with rubber shock-absorbing ring.
Further, the shielded layer is tin-coated copper net shielded layer.
Further, the conductor is yellow gold conductor.
The beneficial effects of the utility model are: conductor increases the current-carrying capacity of cable and the stability of electric current transmission, gold
Category bellows can block the inside diffusion of external flame, play the role of good fire-retardant and fireproof, and the bending of bellows
It is functional, facilitate installation, and cavity therein designs, and enhances heat dissipation effect, the utility model structure is simple, practicability
It is good.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model.
1- separates tooth, 2- composite insulation layer, 3- shielded layer, 4- anti-corrosion separation layer, 5- fireprotection layer, 6- halogen-free flameproof layer, 7-
Halogen restrictive coating, 8- conductor, 9- mineral composite insulation layer, 10- metal bellows, 11- cavity, 12- supporting element, 13- protective layer,
14- conductive core, 15- support rod.
Specific embodiment
The utility model is more fully retouched below with reference to relevant drawings for the ease of understanding the utility model,
It states.The utility model embodiment is given in attached drawing, still, the utility model can be realized in many different forms, and
It is not limited to embodiment described herein.On the contrary, the purpose for providing the embodiment is the disclosure made to the utility model
It is more thorough and comprehensive.It should be noted that it, which can be, is directly connected to when an object is considered as " connection " another object
To another object or it may be simultaneously present object placed in the middle, term as used herein is stated for illustrative purposes only.
A kind of fireproof cable as shown in Figure 1: comprising conductive core 14 and be successively set on 14 outside of the conductive core
Composite insulation layer 2, shielded layer 3, anti-corrosion separation layer 4, fireprotection layer 5, halogen-free flameproof layer 6, Halogen restrictive coating 7, the anti-corrosion isolation
Layer 4 is provided with partition tooth 1 along axial periphery, and the anti-corrosion separation layer 4 is provided with partition tooth 1, the conductive core along axial periphery
The mineral composite insulation layer 9 of 8 outer layer of conductor is set including conductor 8 and package, passes through the anti-of setting anti-corrosion separation layer 4
The effect that water characteristic plays the anti-corrosion of shielded layer 3 and prevents insulation from intaking, and be to guarantee fireprotection layer by setting partition tooth 1
It extrudes thickness and uniformly guarantees cable fire-proof performance and guarantee cable roundness, the shielded layer 3 is tin-coated copper net shielded layer, described
Conductor 8 is yellow gold conductor, and the fireprotection layer 5 is externally provided with metal bellows 10, the fireprotection layer 5 and the metal bellows
It is cavity 11 between 10, supporting element 12 is provided in the cavity 11, supporting element 12 passes through support rod 15 and the wavy metal
The connection of 10 inner wall of pipe, the supporting element 12 are annular, and the supporting element 12 is eight, and the supporting element 12 is equipped with rubber shock-absorbing
Ring, the metal bellows 10 are wrapped with protective layer 13, metal bellows 10 and protective layer 13, and protective layer 13 is to metal wave
Line pipe 10 plays the role of protection, prevents the mechanical damage under external force, and metal bellows 10 can block external flame
Inside diffusion, play the role of good fire-retardant and fireproof, and metal bellows 10 is flexible bellow, bending property is good
It is good, facilitate installation, is cavity 11 between fireprotection layer 5 and metal bellows 10, heat dissipation effect is enhanced, if being provided in cavity 11
Dry supporting element 12, the ontology being used to support inside cavity 11, supporting element 12 directly with the outer side contacts of fireprotection layer 5, play branch
The effect of support, keeps cable body to be in the center of bellows 10, and heat dissipation effect is more preferable.
Working principle: the utility model is to be extruded material in the anti-of fireproof cable using particular manufacturing craft with conventional extruder
A kind of toothed anti-corrosion separation layer outside thermoelectricity cable metal layer is to play the anti-corrosion of metal layer using its fire resistance characteristic and prevent absolutely
The effect of edge water inlet, band tooth are to guarantee that fireprotection layer extrudes thickness and uniformly guarantee cable fire-proof performance and guarantee cable rounding.
The basic principles and main features of the present invention and the advantages of the present invention have been shown and described above, for
For those skilled in the art, it is clear that the present invention is not limited to the details of the above exemplary embodiments, and without departing substantially from this
In the case where the spirit or essential attributes of utility model, the utility model can be realized in other specific forms.Therefore, no matter
From the point of view of which point, the present embodiments are to be considered as illustrative and not restrictive, and the scope of the utility model is by institute
Attached claim rather than above description limit, it is intended that will fall within the meaning and scope of the equivalent elements of the claims
All changes are embraced therein, and should not treat any reference in the claims as limiting related right
It, for the ordinary skill in the art, can be with it is required that the embodiments of the present invention while there has been shown and described that
Understand do not depart from the principles of the present invention and spirit in the case where can to these embodiments carry out it is a variety of variation, modification,
Replacement and variant, the scope of the utility model are defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of fireproof cable comprising conductive core (14) and the compound inslation being successively set on the outside of the conductive core (14)
Layer (2), shielded layer (3), anti-corrosion separation layer (4), fireprotection layer (5), halogen-free flameproof layer (6), Halogen restrictive coating (7), conductive core
It (14) include the mineral composite insulation layer (9) of conductor (8) and package setting in the conductor (8) outer layer, the anti-corrosion isolation
Layer (4) is provided with partition tooth (1) along axial periphery, it is characterised in that: the fireprotection layer is externally provided with metal bellows (10), described
It is cavity (11) to be provided with supporting element (12) in the cavity (11) between fireprotection layer (5) and the metal bellows (10), props up
Support member (12) is connect by support rod (15) with the metal bellows (10) inner wall, and the metal bellows (10) is wrapped with
Protective layer (13).
2. according to a kind of fireproof cable described in claim 1, it is characterized in that being: the supporting element (12) is annular.
3. according to a kind of fireproof cable described in claim 2, it is characterized in that being: the supporting element (12) is eight.
4. according to a kind of fireproof cable described in claim 3, it is characterized in that being: the supporting element (12) is equipped with rubber shock-absorbing
Ring.
5. according to a kind of fireproof cable described in claim 1, it is characterized in that being: the shielded layer (3) is tin-coated copper net shielded layer.
6. according to a kind of fireproof cable described in claim 1, it is characterized in that being: the conductor (8) is yellow gold conductor.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821770635.XU CN208861719U (en) | 2018-10-30 | 2018-10-30 | A kind of fireproof cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201821770635.XU CN208861719U (en) | 2018-10-30 | 2018-10-30 | A kind of fireproof cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN208861719U true CN208861719U (en) | 2019-05-14 |
Family
ID=66421735
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201821770635.XU Expired - Fee Related CN208861719U (en) | 2018-10-30 | 2018-10-30 | A kind of fireproof cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN208861719U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110473661A (en) * | 2019-09-10 | 2019-11-19 | 远东电缆有限公司 | A kind of high-power charging pile cable and its production technology |
-
2018
- 2018-10-30 CN CN201821770635.XU patent/CN208861719U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110473661A (en) * | 2019-09-10 | 2019-11-19 | 远东电缆有限公司 | A kind of high-power charging pile cable and its production technology |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| GR01 | Patent grant | ||
| GR01 | Patent grant | ||
| CF01 | Termination of patent right due to non-payment of annual fee | ||
| CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190514 Termination date: 20201030 |