CN207503689U - A kind of resistance to compression water conservancy cable - Google Patents
A kind of resistance to compression water conservancy cable Download PDFInfo
- Publication number
- CN207503689U CN207503689U CN201721004853.8U CN201721004853U CN207503689U CN 207503689 U CN207503689 U CN 207503689U CN 201721004853 U CN201721004853 U CN 201721004853U CN 207503689 U CN207503689 U CN 207503689U
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- CN
- China
- Prior art keywords
- layer
- resistance
- cable
- compression
- periphery
- 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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Classifications
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- Y—GENERAL TAGGING OF NEW TECHNOLOGICAL DEVELOPMENTS; GENERAL TAGGING OF CROSS-SECTIONAL TECHNOLOGIES SPANNING OVER SEVERAL SECTIONS OF THE IPC; TECHNICAL SUBJECTS COVERED BY FORMER USPC CROSS-REFERENCE ART COLLECTIONS [XRACs] AND DIGESTS
- Y02—TECHNOLOGIES OR APPLICATIONS FOR MITIGATION OR ADAPTATION AGAINST CLIMATE CHANGE
- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
- Y02A30/00—Adapting or protecting infrastructure or their operation
- Y02A30/14—Extreme weather resilient electric power supply systems, e.g. strengthening power lines or underground power cables
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- Insulated Conductors (AREA)
- Shielding Devices Or Components To Electric Or Magnetic Fields (AREA)
Abstract
The utility model discloses a kind of resistance to compression water conservancy cables, including resistance to compression inner core, insulating layer, flame-retardant layer, shielded layer, waterproof layer and oversheath, the periphery cladding insulating layer of resistance to compression inner core, the periphery cladding flame-retardant layer of insulating layer, the periphery of flame-retardant layer coat the periphery cladding waterproof layer of shielded layer, shielded layer, the periphery cladding oversheath of waterproof layer；Resistance to compression inner core includes four conducting wires and a supporting rack, supporting rack includes four support chips, and the side of four support chips is all on the axis of cable, and the inner wall of opposite side and insulating layer is inconsistent, adjacent support chip is mutually in 90 ° on any cross section of cable, is connected between support chip by reinforcing rib.The utility model increases the anti-pressure ability of cable entirety, durable, extends the service life of cable, ensures the electric insulating quality of cable, cable is enable to work in a humid environment.
Description
Technical field
The utility model belongs to hydrotechnics field, more particularly to a kind of resistance to compression water conservancy cable.
Background technology
In hydraulic engineering, due to construction of hydro project environment complexity, construction intensity is high, to ensure the continuous of engineering construction
Property, the laying of cable is paid much attention in hydraulic engineering construction in recent years, and higher and higher to the quality requirement of cable.
Cable in existing technology, use are generally to avoid contact with water, in order to avoid the insulating properties of cable is influenced, to certain
The good cable of a little insulation performances although can contact water or even impregnate in water for a long time, cannot go deep into water deeper
In, since water has larger proportion, pressure can be generated to underwater cable, lead to cable deformation, conducting wire is damaged.
Utility model content
The utility model increases the resistance to compression of cable entirety mainly solving the technical problems that provide a kind of resistance to compression water conservancy cable
Ability, it is durable, extend the service life of cable, ensure the electric insulating quality of cable, enable cable in a humid environment
Work.
In order to solve the above technical problems, the technical solution that the utility model uses is：A kind of resistance to compression water conservancy cable, packet
Resistance to compression inner core, insulating layer, flame-retardant layer, shielded layer, waterproof layer and oversheath are included, the periphery of the resistance to compression inner core coats the insulation
Layer, the periphery of the insulating layer coats the flame-retardant layer, the periphery of the flame-retardant layer coats the shielded layer, the shielded layer
Periphery coats the waterproof layer, and the periphery of the waterproof layer coats the oversheath；
The resistance to compression inner core includes four conducting wires and a supporting rack, and support frame as described above includes four support chips, described in four
The side of support chip is all on the axis of cable, and the inner wall of opposite side and insulating layer is inconsistent, any horizontal stroke of the cable
The adjacent support chip is mutually in 90 ° on section, is connected between the support chip by reinforcing rib.
It further says, the thickness of the insulating layer is 1.5-3mm, and the thickness of the flame-retardant layer is 0.75-1.5mm, institute
The thickness for stating shielded layer is 1-2mm, and the thickness of the waterproof layer is 2-3mm, and the thickness of the oversheath is 2-3mm.
It further says, the conducting wire is naked copper conducting wire, tinned copper wire or silver-plated copper conductor.
It further says, the periphery of the conducting wire is coated with insulating layer, is filled between the support chip and the conducting wire
Buffer sponge.
It further says, the oversheath is fluorescence oversheath.
It further says, the shielded layer that the shielded layer is formed for woven wire braiding.
The beneficial effects of the utility model are：The utility model is equipped with support chip, and the side of support chip is all positioned at cable
On axis, and the inner wall of opposite side and insulating layer is inconsistent, and adjacent support chip is mutually in 90 ° on any cross section of cable, adds
Strengthening tendons play the role of support, increase the anti-pressure ability of cable entirety, durable, extend the service life of cable, by anti-
Water layer ensures the electric insulating quality of cable, cable is enable to work in a humid environment, by shielded layer, cable is made to have screen
The ability of electric field is covered, prevents inner lead from its performance is influenced, filled with buffering between support chip and conducting wire by external interference
Sponge, plays shock proof effect, and effective protection conducting wire is not damaged.
Description of the drawings
Fig. 1 is the structure diagram of the utility model；
Each section label is as follows in attached drawing：
Insulating layer 1, flame-retardant layer 2, shielded layer 3, waterproof layer 4, oversheath 5, conducting wire 6, supporting rack 7, reinforcing rib 8 and buffering sea
Silk floss 9.
Specific embodiment
The preferred embodiment of the utility model is described in detail below in conjunction with the accompanying drawings, so that the advantages of the utility model
It can be easier to be readily appreciated by one skilled in the art with feature, it is apparent clear and definite so as to be made to the scope of protection of the utility model
Define.
Embodiment：A kind of resistance to compression water conservancy cable, as shown in Figure 1, including resistance to compression inner core, insulating layer 1, flame-retardant layer 2, shielded layer
3rd, waterproof layer 4 and oversheath 5, the periphery of the resistance to compression inner core coat the insulating layer 1, the periphery cladding institute of the insulating layer 1
The periphery cladding waterproof layer 4 of flame-retardant layer 2, the periphery cladding shielded layer 3 of the flame-retardant layer 2, the shielded layer 3 is stated,
The periphery of the waterproof layer 4 coats the oversheath 5；
The resistance to compression inner core includes four 6 and one supporting racks 7 of conducting wire, and support frame as described above 7 includes four support chips, four institutes
The side of support chip is stated all on the axis of cable, and the inner wall of opposite side and insulating layer 1 is inconsistent, any of the cable
The adjacent support chip is mutually in 90 ° on cross section, is connected between the support chip by reinforcing rib 8.
The thickness of the insulating layer 1 is 1.5-3mm, and the thickness of the flame-retardant layer 2 is 0.75-1.5mm, the shielded layer 3
Thickness for 1-2mm, the thickness of the waterproof layer 4 is 2-3mm, and the thickness of the oversheath 5 is 2-3mm.
The conducting wire 6 is naked copper conducting wire, tinned copper wire or silver-plated copper conductor.
The periphery of the conducting wire 6 is coated with insulating layer 1, filled with buffering sponge between the support chip and the conducting wire 6
9。
The oversheath 5 is fluorescence oversheath.
The shielded layer that the shielded layer 3 is formed for woven wire braiding.
The operation principle of the utility model is as follows：The utility model is equipped with support chip, and the side of support chip is all located at cable
Axis on, and the inner wall of opposite side and insulating layer is inconsistent, and the adjacent support chip is mutually on any cross section of cable
90 °, reinforcing rib plays the role of support, increases the anti-pressure ability of cable entirety, durable, extends the service life of cable,
By waterproof layer, ensure the electric insulating quality of cable, cable is enable to work in a humid environment, by shielded layer, make cable
Ability with shielding electric field, prevents inner lead from being influenced its performance by external interference, being filled between support chip and conducting wire
There is buffering sponge, play shock proof effect, effective protection conducting wire is not damaged.
The above description is only the embodiments of the present invention, and it does not limit the scope of the patent of the present invention, every
It is relevant to be directly or indirectly used in other for equivalent structure transformation made based on the specification and figures of the utility model
Technical field is equally included in the patent within the scope of the utility model.
Claims (6)
1. a kind of resistance to compression water conservancy cable, it is characterised in that：Including resistance to compression inner core, insulating layer（1）, flame-retardant layer（2）, shielded layer（3）、
Waterproof layer（4）And oversheath（5）, the periphery of the resistance to compression inner core coats the insulating layer, the periphery cladding institute of the insulating layer
The periphery cladding waterproof layer of flame-retardant layer, the periphery cladding shielded layer of the flame-retardant layer, the shielded layer is stated, it is described anti-
The periphery of water layer coats the oversheath；
The resistance to compression inner core includes four conducting wires（6）With a supporting rack（7）, support frame as described above include four support chips, four institutes
The side of support chip is stated all on the axis of cable, and the inner wall of opposite side and insulating layer is inconsistent, any of the cable
The adjacent support chip is mutually in 90 ° on cross section, passes through reinforcing rib between the support chip（8）Connection.
2. a kind of resistance to compression water conservancy cable according to claim 1, it is characterised in that：The thickness of the insulating layer is 1.5-
3mm, the thickness of the flame-retardant layer is 0.75-1.5mm, and the thickness of the shielded layer is 1-2mm, and the thickness of the waterproof layer is 2-
3mm, the thickness of the oversheath is 2-3mm.
3. a kind of resistance to compression water conservancy cable according to claim 1, it is characterised in that：The conducting wire is naked copper conducting wire, tin plating
Copper conductor or silver-plated copper conductor.
4. a kind of resistance to compression water conservancy cable according to claim 1, it is characterised in that：The periphery of the conducting wire is coated with insulation
Layer, filled with buffering sponge between the support chip and the conducting wire（9）.
5. a kind of resistance to compression water conservancy cable according to claim 1, it is characterised in that：The oversheath is fluorescence oversheath.
6. a kind of resistance to compression water conservancy cable according to claim 1, it is characterised in that：The shielded layer weaves for woven wire
The shielded layer formed.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721004853.8U CN207503689U (en) | 2017-08-11 | 2017-08-11 | A kind of resistance to compression water conservancy cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201721004853.8U CN207503689U (en) | 2017-08-11 | 2017-08-11 | A kind of resistance to compression water conservancy cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN207503689U true CN207503689U (en) | 2018-06-15 |
Family
ID=62497762
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201721004853.8U Expired - Fee Related CN207503689U (en) | 2017-08-11 | 2017-08-11 | A kind of resistance to compression water conservancy cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN207503689U (en) |
-
2017
- 2017-08-11 CN CN201721004853.8U patent/CN207503689U/en not_active Expired - Fee Related
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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: 20180615 Termination date: 20210811 |
|
| CF01 | Termination of patent right due to non-payment of annual fee |