CN209471779U - A kind of fire resistant railway traffic signal cable - Google Patents
A kind of fire resistant railway traffic signal cable Download PDFInfo
- Publication number
- CN209471779U CN209471779U CN201920312245.6U CN201920312245U CN209471779U CN 209471779 U CN209471779 U CN 209471779U CN 201920312245 U CN201920312245 U CN 201920312245U CN 209471779 U CN209471779 U CN 209471779U
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- CN
- China
- Prior art keywords
- signal cable
- stabilized zone
- layer
- heating tape
- unit
- 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.)
- Expired - Fee Related
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Abstract
The utility model discloses a kind of fire resistant railway traffic signal cables, it includes heating tape, stabilized zone and signal cable unit, the inside in stabilized zone is arranged in heating tape, the upper and lower ends of upper and lower ends and right side on the left of stabilized zone are respectively provided with a unit groove, there are four signal cable unit is set, it is stuck in corresponding unit groove, the side in stabilized zone is equipped with multiple connecting holes.The beneficial effects of the utility model have: including stabilized zone and signal cable unit, heating tape is equipped in stabilized zone, stabilized zone is that card slot is connect with signal cable unit, and if heating tape failure, replaceable corresponding stabilized zone, no replacement is required whole signal cable；Heat is provided by electric heating, outside control power supply device is linked into connecting hole, the fever of control heating tape；It is composed using 4 signal cable units, the interference between such cable core greatly reduces；Equipped with double layer screen layer, shield effectiveness is good, ensure that the efficient stable transmission of signal cable.
Description
Technical field
The utility model relates to a kind of fire resistant railway traffic signal cables, belong to field of cable technology.
Background technique
Railway signal cable is mainly used for the transmission of railway signal, since signal belongs to light current, use process itself not
It can generate heat, when temperature is too low, the insulation of cable and oversheath can become fragile because being cooled, or even crack, to destroy production
The service performance of product, the railway signal cable that China uses at present, the insulating materials of cable core is using polyethylene or foaming
Polyethylene, cable outer sheath material use polyethylene or low smoke halogen-free flame-retardant polyolefin, when the temperature is too low, core
Insulation and cable jacket are easy for being destroyed.Current fire resistant railway traffic signal cable freeze prevention measure is mainly inside cable
If self-heating apparatus, whole signal cable is needed to change if self-heating apparatus damage.
Utility model content
The technical problems to be solved in the utility model is to provide a kind of fire resistant railway traffic signal cable, the signal cable packet
Stabilized zone and signal cable unit are included, is equipped with heating tape in stabilized zone, provides heat, stabilized zone and signal cable by electric heating
Unit is card slot connection, if heating tape is broken down, replaceable corresponding stabilized zone, and no replacement is required whole signal cable.
The utility model pass through following proposal realize: a kind of fire resistant railway traffic signal cable comprising heating tape, stabilized zone and
The inside in the stabilized zone, upper and lower ends and the right side on the left of the stabilized zone are arranged in signal cable unit, the heating tape
The upper and lower ends of side are respectively provided with a unit groove, there are four the signal cable unit is set, are stuck in the corresponding unit
In slot, the side in the stabilized zone is equipped with multiple connecting holes.
The connecting hole is connected to the heating tape and outside.
The connecting hole is arranged one every 2m.
Each signal cable unit is made of more cable cores, and the more cable cores are arranged inside filled layer, institute
The outside for stating filled layer is equipped with one layer of total shielded layer, and the outside of total shielded layer is equipped with one layer of separation layer, the separation layer
Outside is equipped with one layer of armor, and the outside of the armor is equipped with one layer of oversheath, and the oversheath connects with the stabilized zone
Touching.
One layer of internal shield is wrapped up in the outside of the every cable core, and the internal shield is in contact with the filled layer.
The utility model has the following beneficial effects:
1, a kind of fire resistant railway traffic signal cable of the utility model includes stabilized zone and signal cable unit, is equipped in stabilized zone
Heating tape, stabilized zone are that card slot is connect with signal cable unit, if heating tape is broken down, replaceable corresponding stabilized zone is
Can, no replacement is required whole signal cable；
2, a kind of heating tape of fire resistant railway traffic signal cable of the utility model provides heat by electric heating, and outside is controlled
Power supply device is linked into connecting hole, the fever of control heating tape；
3, a kind of fire resistant railway traffic signal cable of the utility model is composed using 4 signal cable units, such cable core
Between interference greatly reduce；
4, a kind of signal cable unit of fire resistant railway traffic signal cable of the utility model is equipped with double layer screen layer, shield effectiveness
It is good, it ensure that the efficient stable transmission of signal cable；
5, a kind of connecting hole of fire resistant railway traffic signal cable of the utility model is arranged one every 2m, can select nearby in this way
The suitable external control power supply device of connecting hole access is selected, the convenience used is increased.
Detailed description of the invention
Fig. 1 faces the schematic diagram of the section structure for a kind of fire resistant railway traffic signal cable of the utility model.
Fig. 2 is that a kind of cross-section structure of facing of the signal cable unit of fire resistant railway traffic signal cable of the utility model is illustrated
Figure.
Fig. 3 is a kind of side structure schematic view in the stabilized zone of fire resistant railway traffic signal cable of the utility model.
In figure: 1 is heating tape, and 2 be stabilized zone, and 3 be signal cable unit, and 4 be unit groove, and 5 be connecting hole, and 6 be cable core,
7 be filled layer, and 8 be total shielded layer, and 9 be separation layer, and 10 be armor, and 11 be oversheath, and 12 be internal shield.
Specific embodiment
Below with reference to Fig. 1-3, the present invention will be further described, but scope of protection of the utility model is not limited in described
Hold.
Wherein identical components are presented with like reference characters.It should be noted that word used in the following description
Language "front", "rear", "left", "right", "up" and "down" refer to that the direction in attached drawing, word "inner" and "outside" refer respectively to court
To or far from geometric center of specific component direction, and attached drawing is all made of very simplified form and uses non-accurate ratio
Rate, only to convenient, lucidly aid illustration the utility model embodiment purpose.
For clarity, not describing whole features of practical embodiments, in the following description, it is not described in detail well known function
And structure, because they can make the utility model chaotic due to unnecessary details, it will be understood that in any practical embodiments
Exploitation in, it is necessary to make a large amount of implementation details to realize the specific objective of developer, such as according to related system or related quotient
The limitation of industry changes into another embodiment by one embodiment, additionally, it should think this development may be it is complicated and
It is time-consuming, but to those skilled in the art it is only routine work.
A kind of fire resistant railway traffic signal cable comprising heating tape 1, stabilized zone 2 and signal cable unit 3, heating tape 1 are arranged
In the inside in stabilized zone 2, the upper and lower ends in 2 left side of stabilized zone and the upper and lower ends on right side are respectively provided with a unit groove 4, signal
It there are four cable unit 3 is set, is stuck in corresponding unit groove 4, the side in stabilized zone 2 is equipped with multiple connecting holes 5.
Connecting hole 5 is connected to heating tape 1 and outside.
Connecting hole 5 is arranged one every 2m.
Each signal cable unit 3 is made of more cable cores 6, and more cable cores 6 are arranged inside filled layer 7, filled layer 7
Outside be equipped with one layer of total shielded layer 8, the outside of total shielded layer 8 is equipped with one layer of separation layer 9, and the outside of separation layer 9 is equipped with one layer
The outside of armor 10, armor 10 is equipped with one layer of oversheath 11, and oversheath 11 is in contact with stabilized zone 2.
One layer of internal shield 12 is wrapped up in the outside of every cable core 6, and internal shield 12 is in contact with filled layer 7.
In use, suitable connecting hole 5 is selected to access external control power supply device, the company of outside control power supply device nearby
Wiring passes through connecting hole 5 and connect with heating tape 1, and control heating tape 1 generates heat, and how the connecting line of outside control power supply device passes through
Connecting hole 5 is connect with heating tape 1, and controlling the control process that heating tape 1 generates heat is existing well-known technique, their internal junction
Details are not described herein for structure, working principle and the course of work.
Although having done more detailed elaboration to the technical solution of the utility model and having enumerated, it should be understood that for
For those skilled in the art, modifications to the embodiments described above may be made or uses equivalent alternative solution, this skill to this field
Be for art personnel it is clear that on the basis of without departing from the spirit of the present invention these modifications or improvements, belong to
In the range of the requires of the utility model protection.
Claims (5)
1. a kind of fire resistant railway traffic signal cable, it is characterised in that: it includes heating tape (1), stabilized zone (2) and signal cable unit
(3), the upper and lower ends and the right side that the heating tape (1) is arranged on the left of the inside of the stabilized zone (2), the stabilized zone (2)
The upper and lower ends of side are respectively provided with a unit groove (4), and the signal cable unit (3) is stuck in corresponding institute there are four setting
It states in unit groove (4), the side of the stabilized zone (2) is equipped with multiple connecting holes (5).
2. a kind of fire resistant railway traffic signal cable according to claim 1, it is characterised in that: the connecting hole (5) is connected to institute
It states heating tape (1) and external.
3. a kind of fire resistant railway traffic signal cable according to claim 1, it is characterised in that: the connecting hole (5) is every 2m
Setting one.
4. a kind of fire resistant railway traffic signal cable according to claim 1, it is characterised in that: each signal cable unit
(3) You Duogen cable core (6) forms, and the more cable cores (6) are arranged at filled layer (7) inside, the outside of the filled layer (7)
Equipped with one layer of total shielded layer (8), the outside of total shielded layer (8) is equipped with one layer of separation layer (9), the separation layer (9) it is outer
Side is equipped with one layer of armor (10), and the outside of the armor (10) is equipped with one layer of oversheath (11), the oversheath (11) with
The stabilized zone (2) is in contact.
5. a kind of fire resistant railway traffic signal cable according to claim 4, it is characterised in that: every cable core (6) it is outer
One layer of internal shield (12) is wrapped up in side, and the internal shield (12) is in contact with the filled layer (7).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920312245.6U CN209471779U (en) | 2019-03-13 | 2019-03-13 | A kind of fire resistant railway traffic signal cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920312245.6U CN209471779U (en) | 2019-03-13 | 2019-03-13 | A kind of fire resistant railway traffic signal cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209471779U true CN209471779U (en) | 2019-10-08 |
Family
ID=68094772
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920312245.6U Expired - Fee Related CN209471779U (en) | 2019-03-13 | 2019-03-13 | A kind of fire resistant railway traffic signal cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209471779U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11956865B2 (en) | 2017-02-01 | 2024-04-09 | Nvent Services Gmbh | Low smoke, zero halogen self-regulating heating cable |
-
2019
- 2019-03-13 CN CN201920312245.6U patent/CN209471779U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| US11956865B2 (en) | 2017-02-01 | 2024-04-09 | Nvent Services Gmbh | Low smoke, zero halogen self-regulating heating cable |
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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 |
Granted publication date: 20191008 Termination date: 20200313 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |