CN205335002U - Composite cable - Google Patents
Composite cable Download PDFInfo
- Publication number
- CN205335002U CN205335002U CN201620027501.3U CN201620027501U CN205335002U CN 205335002 U CN205335002 U CN 205335002U CN 201620027501 U CN201620027501 U CN 201620027501U CN 205335002 U CN205335002 U CN 205335002U
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- CN
- China
- Prior art keywords
- cable core
- elastic rubbery
- insulator
- rubbery body
- transmission
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Abstract
The utility model provides a composite cable, including the rubber sheath, an armoring layer, obturator and transmission of electricity cable core, the transmission of electricity cable core includes the insulator, the transmission of electricity conductor of fibrage enhancement layer and transversal personally submitting " C " font, the transmission of electricity conductor inlays to be established in the insulator, set up first coolant liquid runner in the insulator, fibrage enhancement layer parcel insulator outer peripheral face, the first graphite thermal film of the outside winding of fibrage enhancement layer, inlay in the obturator and establish the communication cable core, the communication cable core includes the compound protective belt of plastic -aluminum, first shielding sleeve pipe, the first elastic rubber body, the secondary shielding sleeve pipe, the second elastic rubber body and transmission wire, the first elastic rubber body fills up firstly, the intervascular space of two housings, the outer peripheral face of the first elastic rubber of the first shielding sleeve pipe parcel body, the compound protective belt winding of plastic -aluminum is on first shielding sleeve pipe, the external portion of second elastic rubber is established to secondary shielding cover pipe box, the signal transmission wire inlays to be established in the second elastic rubber body, second coolant liquid runner is seted up to the second elastic rubber body.
Description
Technical field
This utility model relates to electrical equipment technical field, particularly to a kind of composite cable。
Background technology
When transmitting electric power, the conductor of high voltage power cable generates heat。Transmit this heat by the insulating material being arranged in around conductor, and due to these thermal losses, the temperature around cable increases。Conductor is mostly by copper or what aluminum was made, and insulating material referred herein can be polymerization, and generally includes crosslinked polyethylene or oil impregnated paper insulant。If the temperature of conductor does not maintain in the interval of restriction, the heat generated in the conductor may result in insulant and degenerates。
Additionally, existing power cable is solid cable, having that weight is big, the outer problems such as junction is little, resistance is big, temperature rise is fast, heat dispersion is poor of conductor, additionally, due to electric current kelvin effect, cause current-carrying capacity of cable little, the existence of eddy current causes electric energy loss big。Simultaneously as existing cable temperature rise is fast, its cable insulation is easily aging, restriction cable service life。Solid cable uses metal material many, and cable weight is big, and difficulty of construction during installation is bigger。
Development along with society, some composite cables communication cable and power transmission cable collection being combined together are occurred in that on the market, composite cable includes transmission of electricity cable core and the cable core that communicates, most composite cables simply will be transmitted electricity cable core simply and communicate cable core concentrated setting in a gum sleeve, this composite cable is except the defect that there is existing power cable, there is problems: transmission of electricity cable core temperature in the course of the work constantly raises, so that the communication core temperature being positioned at same gum sleeve raises, temperature is too high will cause that communication cable core signal attenuation increases, affect signal transmission quality。
Utility model content
The composite cable that the technical problems to be solved in the utility model is to provide a kind of good heat dissipation, lightweight, signal transmission quality is high, this cable can realize high-tension electricity conveying and signal transmission simultaneously。
In order to solve above-mentioned technical problem, this utility model adopts the following technical scheme that a kind of composite cable, including rubber sheath, armor, obturator and some transmission of electricity cable cores, described transmission of electricity cable core is embedded in obturator, described armor wraps the outer peripheral face of obturator, described rubber sheath is sheathed on the outside of armor, described transmission of electricity cable core includes insulator, braided fiber reinforcing layer and the cross section power transmission conductor in " C " font, described power transmission conductor is embedded in insulator, described insulator is further opened with the first cooling liquid flowing channel with power transmission conductor equal number, the axis of described first cooling liquid flowing channel and the dead in line of power transmission conductor, described braided fiber reinforcing layer wraps the outer peripheral face of insulator, the outside of described braided fiber reinforcing layer is wound with the first graphite radiating film, described obturator is also embedded with a communication cable core, described communication cable core includes plastic-aluminum combined buffer zone, first shielded tube, first elastic rubbery body, secondary shielding sleeve pipe, second elastic rubbery body and some bars transfer wires, described first elastic rubbery body fills up the space between the first shielded tube and secondary shielding sleeve pipe, described first shielded tube wraps the outer peripheral face of the first elastic rubbery body, described plastic-aluminum combined buffer zone is wrapped on the first shielded tube, described secondary shielding casing pipe sleeve is located at the second gum elastic external body, described signal transmission wire is embedded in the second elastic rubbery body, described first elastic rubbery body is further opened with some the second cooling liquid flowing channels。
Wherein, the outside of described plastic-aluminum combined buffer zone is also wound with the second graphite radiating film, and the outer surface of described second graphite radiating film abuts against the outer surface of the first graphite radiating film。
Additionally, described second elastic rubbery body is also embedded with a nylon rope。
Preferably, described first elastic rubbery body is made up of boron nitride heat conductive rubber。
It is furthermore preferred that described braided fiber reinforcing layer is formed by Fanglun 1414's braiding。
What this utility model obtained has the beneficial effects that: in this utility model, transmission of electricity cable core have employed the power transmission conductor of inner hollow, this structure both ensure that the ability to transmit electricity of transmission of electricity cable core, significantly alleviate again the overall weight of composite cable, also expand the area of dissipation of power transmission conductor simultaneously, improve the heat dispersion of transmission of electricity cable core, significantly, this utility model is wound around one layer of graphite radiating film the outside of transmission of electricity cable core, accelerate the speed that heat produced by power transmission conductor transmits outward, further, by arranging the first cooling liquid flowing channel in filling the insulator of internal cavities of power transmission conductor, cooling effect by coolant (can be such as water or oil), the temperature making transmission of electricity cable core can be always held at relatively low state, thus it is too high to avoid core temperature of transmitting electricity in high voltage power transmission process, the situation that insulant is aging；In addition, first elastic rubbery body of communication cable core has also offered the second cooling liquid flowing channel, in the second cooling liquid flowing channel under the cooling effect of coolant, it is possible to avoid the situation that signal transmission wire temperature is too high, signal attenuation increases, thus being effectively ensured the transmission quality of signal。
Accompanying drawing explanation
Fig. 1 is cross-sectional structure schematic diagram of the present utility model；
Fig. 2 is the cross-sectional structure schematic diagram of cable core of transmitting electricity in this utility model；
Fig. 3 is the cross-sectional structure schematic diagram of cable core of communicating in this utility model；
Accompanying drawing is labeled as:
1 rubber sheath 2 armor
3 obturators 4 are transmitted electricity cable core
5 communication cable core 41 insulators
42 braided fiber reinforcing layer 43 power transmission conductors
The 44 first plastic-aluminum combined buffer zones of graphite radiating film 51
52 first shielded tube 53 first elastic rubbery bodies
54 secondary shielding sleeve pipe 55 second elastic rubbery bodies
56 signal transmission wire 57 second graphite radiating films
58 nylon rope 411 first cooling liquid flowing channels
531 second cooling liquid flowing channels。
Detailed description of the invention
For the ease of the understanding of those skilled in the art, below in conjunction with embodiment and accompanying drawing, this utility model being further described, the content that embodiment is mentioned is not to restriction of the present utility model。
In description of the present utility model, it will be appreciated that, term " " center ", " longitudinal direction ", " transverse direction ", " length ", " width ", " thickness ", " on ", D score, " front ", " afterwards ", " left side ", " right side ", " vertically ", " level ", " top ", " end ", " interior ", " outward ", " clockwise ", orientation or the position relationship of the instruction such as " counterclockwise " are based on orientation shown in the drawings or position relationship, it is for only for ease of description this utility model and simplifies description, rather than the device of instruction or hint indication or element must have specific orientation, with specific azimuth configuration and operation, therefore it is not intended that to restriction of the present utility model。
Additionally, term " first ", " second " are only for descriptive purposes, and it is not intended that indicate or imply relative importance or the implicit quantity indicating indicated technical characteristic。In description of the present utility model, " multiple " are meant that two or more, unless otherwise expressly limited specifically。
As Figure 1-3, a kind of composite cable, including rubber sheath 1, armor 2, obturator 3 and some transmission of electricity cable cores 4, transmission of electricity cable core 4 is embedded in obturator 3, armor 2 wraps the outer peripheral face of obturator 3, rubber sheath 1 is sheathed on the outside of armor 2, transmission of electricity cable core 4 includes insulator 41, braided fiber reinforcing layer 42 and the cross section power transmission conductor 43 in " C " font, power transmission conductor 43 is embedded in insulator 41, insulator 41 is further opened with the first cooling liquid flowing channel 411 with power transmission conductor 43 equal number, the axis of the first cooling liquid flowing channel 411 and the dead in line of power transmission conductor 43, braided fiber reinforcing layer 42 wraps the outer peripheral face of insulator 41, the outside of braided fiber reinforcing layer 42 is wound with the first graphite radiating film 44, obturator 3 is also embedded with a communication cable core 5, communication cable core 5 includes plastic-aluminum combined buffer zone 51, first shielded tube 52, first elastic rubbery body 53, secondary shielding sleeve pipe 54, second elastic rubbery body 55 and some bars transfer wires 56, first elastic rubbery body 53 fills up the space between the first shielded tube 52 and secondary shielding sleeve pipe 54, first shielded tube 52 wraps the outer peripheral face of the first elastic rubbery body 53, plastic-aluminum combined buffer zone 51 is wrapped on the first shielded tube 52, it is outside that secondary shielding sleeve pipe 54 is sheathed on the second elastic rubbery body 55, signal transmission wire 56 is embedded in the second elastic rubbery body 55, first elastic rubbery body 53 is further opened with some the second cooling liquid flowing channels 531。
In the present embodiment, transmission of electricity cable core 4 have employed the power transmission conductor 43 of inner hollow, this structure both ensure that the ability to transmit electricity of transmission of electricity cable core 4, significantly alleviate again the overall weight of composite cable, also expand the area of dissipation of power transmission conductor 43 simultaneously, improve the heat dispersion of transmission of electricity cable core 4, significantly, this utility model is wound around one layer of graphite radiating film the outside of transmission of electricity cable core 4, accelerate the speed that heat produced by power transmission conductor 43 transmits outward, further, by arranging the first cooling liquid flowing channel 411 in filling the insulator 41 of internal cavities of power transmission conductor 43, cooling effect by coolant (can be such as water or oil), the temperature making transmission of electricity cable core 4 can be always held at relatively low state, thus it is too high to avoid cable core 4 temperature of transmitting electricity in high voltage power transmission process, the situation that insulant is aging；In addition, first elastic rubbery body 53 of communication cable core 5 has also offered the second cooling liquid flowing channel 531, in the second cooling liquid flowing channel 531 under the cooling effect of coolant, it is possible to avoid the situation that signal transmission wire 56 temperature is too high, signal attenuation increases, thus being effectively ensured the transmission quality of signal。
On the basis of such scheme, further, it is also possible to outside at plastic-aluminum combined buffer zone 51 is wound around the second graphite radiating film 57, and the outer surface of the second graphite radiating film 57 abuts against the outer surface of the first graphite radiating film 44。
The speed toward communication cable core 5 transmission of the heat produced by power transmission conductor 43 can be further speeded up by the outside second graphite radiating film 57 that is wound around at plastic-aluminum combined buffer zone 51, by the cooling effect of coolant in the second cooling liquid flowing channel 531, it is possible to avoid the situation that transmission of electricity cable core 4 temperature is too high better。
Further, it is also possible to be embedded a nylon rope 58 in the second elastic rubbery body 55。
Second elastic rubbery body 55 is embedded nylon rope 58 and can improve the overall tensile strength of composite cable, the weight of cable will not be increased, it is possible to be effectively ensured the service life of this composite cable simultaneously。
Preferably, the first elastic rubbery body 53 is made up of boron nitride heat conductive rubber。Adopt boron nitride heat conductive rubber to make the first elastic rubbery body 53 and can improve the heat transfer rate of the first elastic rubbery body 53.
It is furthermore preferred that braided fiber reinforcing layer 42 is formed by Fanglun 1414's braiding。Fanglun 1414 has high tension and shear strength, additionally there are excellent insulating properties, adopt the braided fiber reinforcing layer 42 of Fanglun 1414's braiding to can ensure that this composite cable still has extremely long service life under severe natural environment。
Above-described embodiment is this utility model preferably implementation, and in addition, this utility model can also realize by alternate manner, and under the premise conceived without departing from the technical program, any apparent replacement is all within protection domain of the present utility model。
In order to allow those of ordinary skill in the art understand this utility model improvements relative to prior art more easily, accompanying drawings more of the present utility model and description are simplified, and for the sake of clarity, present specification is omitted some other elements, and those of ordinary skill in the art it is to be appreciated that these elliptical elements also may make up content of the present utility model。
Claims (5)
1. composite cable, including rubber sheath (1), armor (2), obturator (3) and some transmissions of electricity cable core (4), described transmission of electricity cable core (4) is embedded in obturator (3), described armor (2) wraps the outer peripheral face of obturator (3), described rubber sheath (1) is sheathed on the outside of armor (2), it is characterized in that: described transmission of electricity cable core (4) includes insulator (41), braided fiber reinforcing layer (42) and the cross section power transmission conductor (43) in " C " font, described power transmission conductor (43) is embedded in insulator (41), described insulator (41) is further opened with the first cooling liquid flowing channel (411) with power transmission conductor (43) equal number, the axis of described first cooling liquid flowing channel (411) and the dead in line of power transmission conductor (43), described braided fiber reinforcing layer (42) wraps the outer peripheral face of insulator (41), the outside of described braided fiber reinforcing layer (42) is wound with the first graphite radiating film (44), described obturator (3) is also embedded with communication cable core (5), described communication cable core (5) includes plastic-aluminum combined buffer zone (51), first shielded tube (52), first elastic rubbery body (53), secondary shielding sleeve pipe (54), second elastic rubbery body (55) and some bars transfer wires (56), described first elastic rubbery body (53) fills up the space between the first shielded tube (52) and secondary shielding sleeve pipe (54), described first shielded tube (52) wraps the outer peripheral face of the first elastic rubbery body (53), described plastic-aluminum combined buffer zone (51) is wrapped on the first shielded tube (52), it is outside that described secondary shielding sleeve pipe (54) is sheathed on the second elastic rubbery body (55), described signal transmission wire (56) is embedded in the second elastic rubbery body (55), described first elastic rubbery body (53) is further opened with some the second cooling liquid flowing channels (531)。
2. composite cable according to claim 1, it is characterized in that: the outside of described plastic-aluminum combined buffer zone (51) is also wound with the second graphite radiating film (57), the outer surface of described second graphite radiating film (57) abuts against the outer surface of the first graphite radiating film (44)。
3. composite cable according to claim 2, it is characterised in that: described second elastic rubbery body (55) is also embedded with a nylon rope (58)。
4. the composite cable according to any one in claim 1-3, it is characterised in that: described first elastic rubbery body (53) is made up of boron nitride heat conductive rubber。
5. composite cable according to claim 4, it is characterised in that: described braided fiber reinforcing layer (42) is formed by Fanglun 1414's braiding。
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620027501.3U CN205335002U (en) | 2016-01-13 | 2016-01-13 | Composite cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201620027501.3U CN205335002U (en) | 2016-01-13 | 2016-01-13 | Composite cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN205335002U true CN205335002U (en) | 2016-06-22 |
Family
ID=56210880
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201620027501.3U Expired - Fee Related CN205335002U (en) | 2016-01-13 | 2016-01-13 | Composite cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN205335002U (en) |
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107393649A (en) * | 2017-05-24 | 2017-11-24 | 晋源电气集团股份有限公司 | A kind of big current-carrying capacity power cable of easy heat radiation |
-
2016
- 2016-01-13 CN CN201620027501.3U patent/CN205335002U/en not_active Expired - Fee Related
Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN107393649A (en) * | 2017-05-24 | 2017-11-24 | 晋源电气集团股份有限公司 | A kind of big current-carrying capacity power cable of easy heat radiation |
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Legal Events
| Date | Code | Title | Description |
|---|---|---|---|
| C14 | Grant of patent or utility model | ||
| 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: 20160622 Termination date: 20200113 |