CN109003738A - A kind of low-smoke and flame retardant urban track traffic cable - Google Patents
A kind of low-smoke and flame retardant urban track traffic cable Download PDFInfo
- Publication number
- CN109003738A CN109003738A CN201810921937.0A CN201810921937A CN109003738A CN 109003738 A CN109003738 A CN 109003738A CN 201810921937 A CN201810921937 A CN 201810921937A CN 109003738 A CN109003738 A CN 109003738A
- Authority
- CN
- China
- Prior art keywords
- cable
- smoke
- flame retardant
- cable jacket
- track traffic
- Prior art date
- Legal status (The legal status is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the status listed.)
- Pending
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/29—Protection against damage caused by extremes of temperature or by flame
- H01B7/295—Protection against damage caused by extremes of temperature or by flame using material resistant to flame
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/40—Insulated conductors or cables characterised by their form with arrangements for facilitating mounting or securing
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/42—Insulated conductors or cables characterised by their form with arrangements for heat dissipation or conduction
- H01B7/421—Insulated conductors or cables characterised by their form with arrangements for heat dissipation or conduction for heat dissipation
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/42—Insulated conductors or cables characterised by their form with arrangements for heat dissipation or conduction
- H01B7/428—Heat conduction
Landscapes
- Laying Of Electric Cables Or Lines Outside (AREA)
Abstract
The invention discloses a kind of low-smoke and flame retardant urban track traffic cables, including cable jacket, the outer surface of the cable jacket is fixedly installed with tread plate close to end positions, and the outer surface of cable jacket longitudinally offers thermal trough, the outer surface of the cable jacket offers binding groove close to middle position, the outer surface of the binding groove is arranged with cushion, the inside of the cable jacket is fixedly installed with multiple groups clamping block, the inner surface of the clamping block is embedded with glass fibre filled core, the inside of the cable jacket is equipped with cable core close to the top position of glass fibre filled core, the outer surface of the cable core is arranged with interior insulation set.A kind of low-smoke and flame retardant urban track traffic cable of the present invention, equipped with thermal trough, binding groove and shielding ring, thermally conductive effect can be played to cable, and can facilitate tying up between cable, and the anti-flammability of cable can be greatly improved, bring better prospect of the application.
Description
Technical field
The present invention relates to field of cables, in particular to a kind of low-smoke and flame retardant urban track traffic cable.
Background technique
With the quickening of Urbanization in China, Urban Rail Transit Development enters fast traffic lane.Since city rail is handed over
Lead to and mostly uses subway greatly, and Metro Space relative closure, because being related to personal considerable safety, urban track traffic electricity consumption
Cable is mainly used for the power transmission of urban track traffic and signal control should be " environment-friendly type " cable；Existing rail transit
There are certain drawbacks in cable, thermally conductive effect can not be played to cable, can not facilitate tying up between cable when in use,
The anti-flammability of cable can not be greatly improved, operation is more troublesome, and certain influence is brought to the use process of people, is
This, it is proposed that a kind of low-smoke and flame retardant urban track traffic cable.
Summary of the invention
The main purpose of the present invention is to provide a kind of low-smoke and flame retardant urban track traffic cable, can effectively solve to carry on the back
The problems in scape technology.
To achieve the above object, the technical scheme adopted by the invention is as follows:
Two close end is leaned in the outer surface of a kind of low-smoke and flame retardant urban track traffic cable, including cable jacket, the cable jacket
Position is fixedly installed with tread plate, and the outer surface of cable jacket longitudinally offers thermal trough, the appearance of the cable jacket
Face offers binding groove close to middle position, and the outer surface of the binding groove is arranged with cushion, the inside of the cable jacket
Be fixedly installed with multiple groups clamping block, the inner surface of the clamping block is embedded with glass fibre filled core, the cable jacket it is interior
Portion is equipped with cable core close to the top position of glass fibre filled core, and the outer surface of the cable core is arranged with interior insulation set, institute
The outer surface for stating interior insulation set is arranged with interior belting layer, and the inside of the cable core is equipped with conductor main body, the conductor main body
Outer surface is arranged with insulating layer of conductor, and the inside of the cable jacket is fixedly installed with outer band close to the outer fix of clamping block
Layer, and shielding ring is embedded between cable jacket and outer belting layer.
Preferably, the surface of the thermal trough is coated with heat discoloration coating, and the angle of thermal trough and binding groove is 90
Degree.
Preferably, the width of the binding groove is greater than the width of thermal trough, and the surface of the cushion is equipped with multiple groups salient point,
Salient point is evenly distributed in the outer surface of cushion.
Preferably, the shielding ring is formed by proof copper-wire braided, and is all provided between shielding ring and outer belting layer and cable jacket
There is adhesive.
Preferably, the inner surface of the clamping block and the outer surface of glass fibre filled core and interior belting layer are tangent, and
Fixed block is connected between clamping block and outer belting layer.
Preferably, adhesive is equipped between the cable core and conductor main body, and the radius of cable core is greater than conductor main body
Radius.
Compared with prior art, the invention has the following beneficial effects: the low-smoke and flame retardant urban track traffic cables, lead to
The thermal trough for crossing setting, can play thermally conductive effect to cable, can there are enough heat dissipations during cable is tied up
Good heat dissipation effect is played in space, by the binding groove of setting, can facilitate tying up between cable, so as to convenient
The transport of cable can greatly improve the anti-flammability of cable by the shielding ring of setting, so as to improve the use longevity of cable
Life, practical, the entire low-smoke and flame retardant urban track traffic construction of cable is simple, easy to operate, the effect used relative to
Traditional approach is more preferable.
Detailed description of the invention
Fig. 1 is a kind of overall structure diagram of low-smoke and flame retardant urban track traffic cable of the present invention；
Fig. 2 is a kind of internal structure chart of the cable core of low-smoke and flame retardant urban track traffic cable of the present invention；
Fig. 3 is a kind of internal structure chart of the cable jacket of low-smoke and flame retardant urban track traffic cable of the present invention.
In figure: 1, cable jacket；2, tread plate；3, thermal trough；4, binding groove；5, cushion；6, clamping block；7, glass fibers
Tie up filled core；8, cable core；9, interior insulation set；10, interior belting layer；11, conductor main body；12, insulating layer of conductor；13, outer band
Layer；14, shielding ring.
Specific embodiment
To be easy to understand the technical means, the creative features, the aims and the efficiencies achieved by the present invention, below with reference to
Specific embodiment, the present invention is further explained.
As shown in Figure 1-3, a kind of low-smoke and flame retardant urban track traffic cable, including cable jacket 1, cable jacket 1
Outer surface is fixedly installed with tread plate 2 close to end positions, and the outer surface of cable jacket 1 longitudinally offers thermal trough 3, electricity
The outer surface of cable shell 1 offers binding groove 4 close to middle position, and the outer surface of binding groove 4 is arranged with cushion 5, outside cable
The inside of shell 1 is fixedly installed with multiple groups clamping block 6, and the inner surface of clamping block 6 is embedded with glass fibre filled core 7, cable jacket 1
Inside close to the top position of glass fibre filled core 7 be equipped with cable core 8, the outer surface of cable core 8 is arranged with interior insulation set
9, the outer surface of interior insulation set 9 is arranged with interior belting layer 10, and the inside of cable core 8 is equipped with conductor main body 11, conductor main body 11
Outer surface is arranged with insulating layer of conductor 12, and the inside of cable jacket 1 is fixedly installed with outer band close to the outer fix of clamping block 6
Layer 13, and shielding ring 14 is embedded between cable jacket 1 and outer belting layer 13；
The surface of thermal trough 3 is coated with heat discoloration coating, and the angle of thermal trough 3 and binding groove 4 is 90 degree, and heat discoloration applies
Layer, which can vary with temperature, timely shows corresponding color；The width of binding groove 4 is greater than the width of thermal trough 3, cushion 5
Surface be equipped with multiple groups salient point, salient point is evenly distributed in the outer surface of cushion 5, and salient point can make the better effect of buffering,
Consequently facilitating preferably tying up；Shielding ring 14 is formed by proof copper-wire braided, and shielding ring 14 and outer belting layer 13 and cable jacket 1 it
Between be equipped with adhesive, adhesive can be improved the stability connected between shielding ring 14 and outer belting layer 13 and cable jacket 1；
The inner surface of clamping block 6 and the outer surface of glass fibre filled core 7 and interior belting layer 10 are tangent, and clamping block 6 and outer band
It is connected with fixed block between layer 13, fixed block plays fixed effect；Adhesive is equipped between cable core 8 and conductor main body 11,
And the radius of cable core 8 is greater than the radius of conductor main body 11, adhesive can facilitate the glue between cable core 8 and conductor main body 11
It closes.
It should be noted that the present invention is a kind of low-smoke and flame retardant urban track traffic cable, when in use, firstly, electric
Cable shell 1 constitutes the main part of entire low-smoke and flame retardant urban track traffic cable, and tread plate 2 can increase contact surface
Frictional force plays anti-skidding effect, and thermal trough 3 can play thermally conductive effect to cable, can be during cable is tied up
There are enough heat-dissipating spaces, play good heat dissipation effect, secondly, binding groove 4 can facilitate tying up between cable, thus
The transport of cable can be facilitated, meanwhile, cushion 5 plays the role of buffering, so as to improve the bonding strength of contact surface, card
Tight block 6 can facilitate the clamping to cable core 8 and glass fibre filled core 7, prevent cable core 8 and glass fibre filled core 7 from existing
Appearance activity during transport, finally, interior insulation set 9 and insulating layer of conductor 12, which are used in conjunction with each other, plays good insulation effect
Fruit, interior belting layer 10 and outer belting layer 13 play the role of linking, and shielding ring 14 is formed by proof copper-wire braided, can greatly improve electricity
The anti-flammability of cable, so as to improve the service life of cable, meanwhile, good shield effectiveness is played, so as to make signal
Stability is good, and the entire low-smoke and flame retardant urban track traffic construction of cable is simple, easy to operate, more practical.
The above shows and describes the basic principles and main features of the present invention and the advantages of the present invention.The technology of the industry
Personnel are it should be appreciated that the present invention is not limited to the above embodiments, and the above embodiments and description only describe this
The principle of invention, without departing from the spirit and scope of the present invention, various changes and improvements may be made to the invention, these changes
Change and improvement all fall within the protetion scope of the claimed invention.The claimed scope of the invention by appended claims and its
Equivalent thereof.
Claims (6)
1. a kind of low-smoke and flame retardant urban track traffic cable, including cable jacket (1), it is characterised in that: the cable jacket
(1) outer surface is fixedly installed with tread plate (2) close to end positions, and the outer surface of cable jacket (1) longitudinally offers
The outer surface of thermal trough (3), the cable jacket (1) offers binding groove (4) close to middle position, the binding groove (4)
Outer surface is arranged with cushion (5), and the inside of the cable jacket (1) is fixedly installed with multiple groups clamping block (6), the clamping block
(6) inner surface is embedded with glass fibre filled core (7), and the inside of the cable jacket (1) is close to glass fibre filled core (7)
Top position be equipped with cable core (8), the outer surface of the cable core (8) is arranged with interior insulation set (9), the interior insulation set
(9) outer surface is arranged with interior belting layer (10), and the inside of the cable core (8) is equipped with conductor main body (11), the conductor master
The outer surface of body (11) is arranged with insulating layer of conductor (12), and the inside of the cable jacket (1) is close to the outside of clamping block (6) position
It sets and is fixedly installed with outer belting layer (13), and be embedded with shielding ring (14) between cable jacket (1) and outer belting layer (13).
2. a kind of low-smoke and flame retardant urban track traffic cable according to claim 1, it is characterised in that: the thermal trough
(3) surface is coated with heat discoloration coating, and thermal trough (3) and the angle of binding groove (4) are 90 degree.
3. a kind of low-smoke and flame retardant urban track traffic cable according to claim 1, it is characterised in that: the binding groove
(4) width is greater than the width of thermal trough (3), and the surface of the cushion (5) is equipped with multiple groups salient point, and salient point is evenly distributed in
The outer surface of cushion (5).
4. a kind of low-smoke and flame retardant urban track traffic cable according to claim 1, it is characterised in that: the shielding ring
(14) it is formed by proof copper-wire braided, and is equipped with adhesive between shielding ring (14) and outer belting layer (13) and cable jacket (1).
5. a kind of low-smoke and flame retardant urban track traffic cable according to claim 1, it is characterised in that: the clamping block
(6) outer surface of inner surface and glass fibre filled core (7) and interior belting layer (10) is tangent, and clamping block (6) and outsourcing
Belt is connected with fixed block between (13).
6. a kind of low-smoke and flame retardant urban track traffic cable according to claim 1, it is characterised in that: the cable core
(8) adhesive is equipped between conductor main body (11), and the radius of cable core (8) is greater than the radius of conductor main body (11).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810921937.0A CN109003738A (en) | 2018-08-14 | 2018-08-14 | A kind of low-smoke and flame retardant urban track traffic cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810921937.0A CN109003738A (en) | 2018-08-14 | 2018-08-14 | A kind of low-smoke and flame retardant urban track traffic cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109003738A true CN109003738A (en) | 2018-12-14 |
Family
ID=64596028
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810921937.0A Pending CN109003738A (en) | 2018-08-14 | 2018-08-14 | A kind of low-smoke and flame retardant urban track traffic cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109003738A (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114512270A (en) * | 2022-03-08 | 2022-05-17 | 安徽渡江电缆集团有限公司 | Power cable of layered insulation stranded conductor |
-
2018
- 2018-08-14 CN CN201810921937.0A patent/CN109003738A/en active Pending
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114512270A (en) * | 2022-03-08 | 2022-05-17 | 安徽渡江电缆集团有限公司 | Power cable of layered insulation stranded conductor |
| CN114512270B (en) * | 2022-03-08 | 2023-06-13 | 安徽渡江电缆集团有限公司 | Power cable of layered insulation stranded conductor |
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| PB01 | Publication | ||
| SE01 | Entry into force of request for substantive examination | ||
| SE01 | Entry into force of request for substantive examination | ||
| RJ01 | Rejection of invention patent application after publication | ||
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Application publication date: 20181214 |