CN207833984U - A kind of railcar special high temperature-resistant oil resistant multicore cable - Google Patents
A kind of railcar special high temperature-resistant oil resistant multicore cable Download PDFInfo
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- CN207833984U CN207833984U CN201820249266.3U CN201820249266U CN207833984U CN 207833984 U CN207833984 U CN 207833984U CN 201820249266 U CN201820249266 U CN 201820249266U CN 207833984 U CN207833984 U CN 207833984U
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- conducting wire
- resistant
- high temperature
- cable
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Abstract
The utility model discloses a kind of railcar special high temperature-resistant oil resistant multicore cables, including：The cable core that is made of more cores and it is coated on the wrapping layer of cable core periphery, heat-proof combustion-resistant layer and resistance to oil reservoir successively, wherein：The first conducting wire of Expandable strip, the second conducting wire extended in the same direction with cable core is equipped between resistance to oil reservoir and heat-proof combustion-resistant layer, it is reserved with spacing between first conducting wire, the second conducting wire, first conducting wire, the second conducting wire one end be equipped with precaution device, the precaution device has positive terminal and negative terminal, and its positive terminal, negative terminal are connect with the first conducting wire, the second conducting wire respectively；The side that first conducting wire, the second conducting wire are located remotely from each other be equipped with extended in the same direction with it and with its against Expandable strip, the Expandable strip is made by meeting oily expanding material.The utility model can send out early warning automatically in the permeability of resistance to oil reservoir, so that maintenance personnel eliminates safe hidden trouble in time, to improve the security performance that the cable uses.
Description
Technical field
The utility model is related to field of cable technology more particularly to a kind of railcar special high temperature-resistant oil resistant multicore electricity
Cable.
Background technology
High temperature resistant oil resistant cable urban light rail and the common special cable of subway, existing high temperature resistant oil resistant cable is on its surface
Effective prompt can not be made when cracked, there are some potential safety problemss, it would be highly desirable to improve.
Utility model content
Based on above-mentioned background technology, the utility model proposes a kind of railcar special high temperature-resistants
Oil resistant multicore cable.
The utility model proposes a kind of railcar special high temperature-resistant oil resistant multicore cables, including：By more cores
The cable core of composition and it is coated on the wrapping layer of cable core periphery, heat-proof combustion-resistant layer and resistance to oil reservoir successively, wherein：
The first conducting wire of Expandable strip, the second conducting wire extended in the same direction with cable core is equipped between resistance to oil reservoir and heat-proof combustion-resistant layer, the
Be reserved with spacing between one conducting wire, the second conducting wire, the first conducting wire, the second conducting wire one end be equipped with precaution device, the early warning utensil
There are positive terminal and negative terminal, and its positive terminal, negative terminal connect with the first conducting wire, the second conducting wire respectively
It connects；The side that first conducting wire, the second conducting wire are located remotely from each other be equipped with extended in the same direction with it and with its against Expandable strip, it is described swollen
Swollen item is made by meeting oily expanding material.
Preferably, several connections along the length direction spacing arrangement of the two are equipped between the first conducting wire, the second conducting wire
Part, connector are the strip piece being made by elastic material, and the both ends of connector connect with the first conducting wire, the second conducting wire respectively
It connects.
Preferably, the first conducting wire, the second conducting wire are equipped with multiple, and each first conducting wire, the second conducting wire are handed over around the circumferential direction of cable core
For arrangement.
Preferably, spacing is reserved between resistance to oil reservoir and heat-proof combustion-resistant layer to form ring cavity, the first conducting wire, the second conducting wire with
In ring cavity.
Preferably, core includes conductor and is coated on the insulating layer of conductor periphery.
In the utility model, by the way that the first conducting wire, the second conducting wire are arranged between resistance to oil reservoir and heat-proof combustion-resistant layer, first
The precaution device that one end setting of conducting wire, the second conducting wire is connect with the two, sets in the side that the first conducting wire, the second conducting wire are located remotely from each other
Set the Expandable strip being made by meeting oily expanding material, in work, when the damage of resistance to oil reservoir cause oil plant penetrate into its it is internal when, expansion
Item generates expansion to push the first conducting wire, the second conducting wire to be contacted in the place for meeting oil, so that first leads in the place for meeting oil
Circuit is generated between line, the second conducting wire and precaution device, at this point, precaution device sends out early warning, so that maintenance personnel eliminates in time
Security risk, to improve the security performance that the cable uses.
Description of the drawings
Fig. 1 be the utility model proposes a kind of railcar special high temperature-resistant oil resistant multicore cable structural representation
Figure.
Specific implementation mode
In the following, the technical solution of the utility model is described in detail by specific embodiment.
As shown in FIG. 1, FIG. 1 is the utility model proposes a kind of railcar special high temperature-resistant oil resistant multicore cable
Structural schematic diagram.
Referring to Fig.1, a kind of railcar special high temperature-resistant oil resistant multicore cable that the utility model embodiment proposes, packet
It includes：The cable core 1 that is made of more cores and wrapping layer 2, heat-proof combustion-resistant layer 3 and the resistance to oil reservoir 4 for being coated on 1 periphery of cable core successively,
Wherein：
Core includes conductor and is coated on the insulating layer of conductor periphery.It is equipped between resistance to oil reservoir 4 and heat-proof combustion-resistant layer 3 and cable
Expandable strip the first conducting wire 5 that core 1 extends in the same direction, the second conducting wire 6.First conducting wire 5, the second conducting wire 6 are equipped with multiple, and each first leads
Line 5, the second conducting wire 6 are alternately arranged around the circumferential direction of cable core 1, are reserved between the first conducting wire 5 of arbitrary neighborhood, the second conducting wire 6
Spacing, the first conducting wire 5 of arbitrary neighborhood, one end of the second conducting wire 6 are equipped with precaution device, and the precaution device has positive terminal
And negative terminal, and first conducting wire 5 adjacent with this, the connection of the second conducting wire 6 respectively of its positive terminal, negative terminal.
The side that first conducting wire 5, the second conducting wire 6 are located remotely from each other be equipped with extended in the same direction with it and with its against Expandable strip 8, it is described swollen
Swollen item 8 is made by meeting oily expanding material.
The utility model works in this way：By the way that the first conducting wire 5, are arranged between resistance to oil reservoir 4 and heat-proof combustion-resistant layer 3
Two conducting wires 6, the precaution device that setting is connect with the two in one end of the first conducting wire 5, the second conducting wire 6, lead in the first conducting wire 5, second
The Expandable strip 8 that the side setting that line 6 is located remotely from each other is made by meeting oily expanding material, in work, when the damage of resistance to oil reservoir 4 causes
Oil plant penetrate into its it is internal when, Expandable strip 8 meet oil place generate expansion with push the first conducting wire 5, the second conducting wire 6 meet oil
Place contact, so that circuit is generated between the first conducting wire 5, the second conducting wire 6 and precaution device, at this point, precaution device sends out early warning
Prompt, so that maintenance personnel eliminates safe hidden trouble in time, to improve the security performance that the cable uses.
In addition, being equipped with several length direction spacing along the two in the present embodiment, between the first conducting wire 5, the second conducting wire 6
The connector 7 of arrangement, connector 7 are the strip piece being made by elastic material, the both ends of connector 7 respectively with the first conducting wire
5, the second conducting wire 6 connects；So that the cable is in a normal state, the first conducting wire 5, the second conducting wire 6 position be relatively fixed.
Spacing is reserved in the present embodiment, between resistance to oil reservoir 4 and heat-proof combustion-resistant layer 3 to form ring cavity, the first conducting wire 5, second
Conducting wire 6 is in ring cavity, so that after any one local breakage of resistance to oil reservoir 4 causes oil plant, the oil plant that is entered can be with
Expandable strip 8 contacts, to improve the comprehensive of self-test.
The preferable specific implementation mode of the above, only the utility model, but the scope of protection of the utility model is not
Be confined to this, any one skilled in the art within the technical scope disclosed by the utility model, according to this practicality
Novel technical solution and its utility model design are subject to equivalent substitution or change, should all cover the protection model in the utility model
Within enclosing.
Claims (5)
1. a kind of railcar special high temperature-resistant oil resistant multicore cable, which is characterized in that including：The cable being made of more cores
Core (1) and wrapping layer (2), heat-proof combustion-resistant layer (3) and the resistance to oil reservoir (4) for being coated on cable core (1) periphery successively, wherein：
The first conducting wire of Expandable strip (5) extended in the same direction with cable core (1), second are equipped between resistance to oil reservoir (4) and heat-proof combustion-resistant layer (3)
Conducting wire (6), is reserved with spacing between the first conducting wire (5), the second conducting wire (6), the first conducting wire (5), the second conducting wire (6) one end set
Have a precaution device, the precaution device has positive terminal and a negative terminal, and its positive terminal, negative terminal respectively with
First conducting wire (5), the second conducting wire (6) connection；The side that first conducting wire (5), the second conducting wire (6) are located remotely from each other is equipped with same with it
To extend and with its against Expandable strip (8), the Expandable strip (8) is made by meeting oily expanding material.
2. railcar according to claim 1 special high temperature-resistant oil resistant multicore cable, which is characterized in that the first conducting wire
(5), several connectors (7) along the length direction spacing arrangement of the two are equipped between the second conducting wire (6), connector (7) is
The both ends of the strip piece being made by elastic material, connector (7) are connect with the first conducting wire (5), the second conducting wire (6) respectively.
3. railcar according to claim 1 special high temperature-resistant oil resistant multicore cable, which is characterized in that resistance to oil reservoir
(4) spacing is reserved between heat-proof combustion-resistant layer (3) to form ring cavity, the first conducting wire (5), the second conducting wire (6) in ring cavity.
4. railcar according to claim 1 special high temperature-resistant oil resistant multicore cable, which is characterized in that the first conducting wire
(5), the second conducting wire (6) is equipped with multiple, and each first conducting wire (5), the second conducting wire (6) are alternately arranged around the circumferential direction of cable core (1).
5. the railcar special high temperature-resistant oil resistant multicore cable according to any one of claim 1-4, feature exist
In core includes conductor and is coated on the insulating layer of conductor periphery.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820249266.3U CN207833984U (en) | 2018-02-11 | 2018-02-11 | A kind of railcar special high temperature-resistant oil resistant multicore cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201820249266.3U CN207833984U (en) | 2018-02-11 | 2018-02-11 | A kind of railcar special high temperature-resistant oil resistant multicore cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207833984U true CN207833984U (en) | 2018-09-07 |
Family
ID=63397845
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201820249266.3U Active CN207833984U (en) | 2018-02-11 | 2018-02-11 | A kind of railcar special high temperature-resistant oil resistant multicore cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207833984U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114334263A (en) * | 2021-11-29 | 2022-04-12 | 安徽华通电缆集团有限公司 | Fireproof cable with early warning function |
-
2018
- 2018-02-11 CN CN201820249266.3U patent/CN207833984U/en active Active
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114334263A (en) * | 2021-11-29 | 2022-04-12 | 安徽华通电缆集团有限公司 | Fireproof cable with early warning function |
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