CN209266077U - A kind of cable that waterproofness is strong - Google Patents
A kind of cable that waterproofness is strong Download PDFInfo
- Publication number
- CN209266077U CN209266077U CN201920038120.9U CN201920038120U CN209266077U CN 209266077 U CN209266077 U CN 209266077U CN 201920038120 U CN201920038120 U CN 201920038120U CN 209266077 U CN209266077 U CN 209266077U
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- CN
- China
- Prior art keywords
- layer
- waterproof
- strong
- jacket
- wall
- 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.)
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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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Abstract
The utility model discloses a kind of cables that waterproofness is strong, including outer jointing jacket, waterproof jacket, insulating layer, shielded layer and conductor wire core, the inner wall of outer jointing jacket is contacted with the surface of waterproof jacket, the surface of conductor wire core is contacted with the inner wall of shielded layer, the surface of shielded layer is contacted with the inner wall of insulating layer, waterproof jacket includes base, and waterproof layer, the inner wall of base and the surface bonding of waterproof layer, waterproof layer includes polyvinyl chloride sheet layer, thermoplastic polyolefin layer and EVA coiled material layer, the top of polyvinyl chloride sheet layer and the bottom adhe of thermoplastic polyolefin layer, the utility model relates to field of cable technology.The strong cable of the waterproofness; with good waterproof effect; it can prevent moisture from damaging to wire core after Underground Long-term and contact with moisture; greatly improve whole security performance; its service life is increased, the loss of user is reduced, it is just long-range to consider that there is good superiority; protective value is strong, and overall utility is strong.
Description
Technical field
The utility model relates to field of cable technology, specially a kind of cable that waterproofness is strong.
Background technique
Cable is usually every group by several or the cable of similar rope that several groups of conducting wires [every group at least two] are twisted
Mutually insulated between conducting wire, and be often twisted into around a center, entire outside is surrounded by the coating of high-insulation.Multi rack is located at
In the air or it is mounted in underground, the bottom, is used for telecommunication or power Transmission.1832, tsarist Russia's army officers were permitted woods lattice and are buried telegraphy line
Each other with, with being placed in glass tube, here it is an earliest in the world undergrounds after rubber-covered between underground, six conductors
Cable is placed in the insulated conductor constituted in sealing sheath by the conducting wire center of one or more mutually insulated.Protection can be added outside it
Coating is used for transmission, distributes electric energy or transmission electric signal.The difference of it and common wiring is mainly that cable dimension is larger, knot
Structure is more complex, and existing cable can generally be embedded in underground, often makes because its waterproof performance is bad to it with contact with moisture
Very big influence is caused with the service life and using safe.
The strong cable of traditional waterproofness does not have good waterproof effect, the moisture after Underground Long-term and contact with moisture
It is easy to damage wire core, whole security performance greatly reduces, reduces its service life, increases use
The loss of person, just long-range to consider do not have good superiority, protective value is not strong, and overall utility is not strong.
Utility model content
In view of the deficiencies of the prior art, the utility model provides a kind of cable that waterproofness is strong, solves cable waterproof
The problem that performance is bad and protectiveness is not strong.
In order to achieve the above object, the utility model is achieved by the following technical programs: a kind of cable that waterproofness is strong,
Including outer jointing jacket, waterproof jacket, insulating layer, shielded layer and conductor wire core, the inner wall of the outer jointing jacket and the surface of waterproof jacket
Contact, the surface of the conductor wire core is contacted with the inner wall of shielded layer, and the surface of shielded layer is contacted with the inner wall of insulating layer,
The waterproof jacket includes base and waterproof layer, and the inner wall of the base and the surface bonding of waterproof layer, the waterproof layer include poly-
Vinyl chloride coiled material layer, thermoplastic polyolefin layer and EVA coiled material layer, the top of the polyvinyl chloride sheet layer and thermoplastic polyolefin
The bottom adhe of layer, and the bottom adhe at the top of thermoplastic polyolefin layer and EVA coiled material layer.
Preferably, the base includes layer of PVC and PE layers, the top of the layer of PVC and PE layers of bottom adhe.
Preferably, filled layer is bonded between the inside of the waterproof jacket and the surface of insulating layer, and filled layer is main
It is made of PP rope.
Preferably, the outer jointing jacket is mainly made of rubber.
Preferably, the waterproof layer with a thickness of 1mm-2mm.
Preferably, the conductor wire core is suppressed by any one in copper, aluminium, copper clad steel and copper clad aluminum.
Beneficial effect
The utility model provides a kind of cable that waterproofness is strong.Have compared with prior art following the utility model has the advantages that should
The strong cable of waterproofness is contacted by the inner wall of outer jointing jacket with the surface of waterproof jacket, the surface of conductor wire core and shielded layer
Inner wall contact, and the surface of shielded layer is contacted with the inner wall of insulating layer, and waterproof jacket includes base and waterproof layer, base it is interior
The surface bonding of wall and waterproof layer, waterproof layer include polyvinyl chloride sheet layer, thermoplastic polyolefin layer and EVA coiled material layer, polychlorostyrene
The top of ethylene coiled material layer and the bottom adhe of thermoplastic polyolefin layer, and the top of thermoplastic polyolefin layer and EVA coiled material
The bottom adhe of layer has good waterproof effect, moisture can be prevented to wire core after Underground Long-term and contact with moisture
It damages, greatly improves whole security performance, increase its service life, reduce the loss of user, it is just long
Remote to consider there is good superiority, protective value is strong, and overall utility is strong.
Detailed description of the invention
FIG. 1 is a schematic structural view of the utility model;
Fig. 2 is the structural schematic diagram of the utility model waterproof jacket;
Fig. 3 is the structural schematic diagram of the utility model waterproof layer;
Fig. 4 is the structural schematic diagram of the utility model base.
In figure: 1 outer jointing jacket, 2 waterproof jackets, 21 bases, 211 layer of PVC, 212 PE layers, 22 waterproof layers, 221 polyvinyl chloride
Coiled material, 222 thermoplastic polyolefin layers, 223 EVA coiled material layers, 3 insulating layers, 4 shielded layers, 5 conductor wire cores, 6 filled layers.
Specific embodiment
The following will be combined with the drawings in the embodiments of the present invention, carries out the technical scheme in the embodiment of the utility model
Clearly and completely describe, it is clear that the described embodiments are only a part of the embodiments of the utility model, rather than whole
Embodiment.Based on the embodiments of the present invention, those of ordinary skill in the art are without making creative work
Every other embodiment obtained, fall within the protection scope of the utility model.
Fig. 1-4 is please referred to, the utility model provides a kind of technical solution: a kind of cable that waterproofness is strong, including outer protection
Set 1, waterproof jacket 2, insulating layer 3, shielded layer 4 and conductor wire core 5, the inner wall of outer jointing jacket 1 are contacted with the surface of waterproof jacket 2, are prevented
Filled layer 6 is bonded between the inside of water jacket 2 and the surface of insulating layer 3, and filled layer 6 is mainly made of PP rope, PP rope
It is mainly made of polypropylene, polypropylene abbreviation PP, is a kind of hemicrystalline thermoplastic, impact resistance with higher,
Engineering properties is tough, resists a variety of organic solvents and acid and alkali corrosion, is widely used in industry, is usually common macromolecule
One of material, outer jointing jacket 1 are mainly made of rubber, and the surface of conductor wire core 5 is contacted with the inner wall of shielded layer 4, and is shielded
The surface for covering layer 4 is contacted with the inner wall of insulating layer 3, waterproof jacket 2 include base 21 and waterproof layer 22, waterproof layer 22 with a thickness of
1mm-2mm, the inner wall of base 21 and the surface bonding of waterproof layer 22, waterproof layer 22 include polyvinyl chloride sheet layer 221, thermoplasticity
Polyolefin layer 222 and EVA coiled material layer 223, polyvinyl chloride sheet 221 are a kind of high polymer waterproof materials haveing excellent performance, with poly-
Vinyl chloride resin is primary raw material, and all kinds of special assistants and anti-aging component are added, raw using sophisticated equipment and advanced technique
Production is made, the top of polyvinyl chloride sheet layer 221 and the bottom adhe of thermoplastic polyolefin layer 222, and thermoplastic polyolefin
The top of layer 222 and the bottom adhe of EVA coiled material layer 223, base 21 include layer of PVC 211 and PE layer 212, the top of layer of PVC 211
The bottom adhe in portion and PE layer 212, thermoplastic polyolefin layer 222 are mainly made of thermoplastic polyolefin, thermoplastic polyolefin
It is the elastomeric material being made of rubber and two component of polyolefin, world's main production process has mechanical blending method, reactor to close
At three kinds of techniques of method and dynamic full vulcanization method, EVA coiled material layer 223 is made of EVA, and EVA material is closedcells structure, does not inhale
Water, moisture-proof, water resistance is good, and conductor wire core 5 is suppressed by any one in copper, aluminium, copper clad steel and copper clad aluminum.
It should be noted that, in this document, relational terms such as first and second and the like are used merely to a reality
Body or operation are distinguished with another entity or operation, are deposited without necessarily requiring or implying between these entities or operation
In any actual relationship or order or sequence.Moreover, the terms "include", "comprise" or its any other variant are intended to
Non-exclusive inclusion, so that the process, method, article or equipment including a series of elements is not only wanted including those
Element, but also including other elements that are not explicitly listed, or further include for this process, method, article or equipment
Intrinsic element.
While there has been shown and described that the embodiments of the present invention, for the ordinary skill in the art,
It is understood that these embodiments can be carried out with a variety of variations in the case where not departing from the principles of the present invention and spirit, repaired
Change, replacement and variant, the scope of the utility model is defined by the appended claims and the equivalents thereof.
Claims (6)
1. a kind of cable that waterproofness is strong, including outer jointing jacket (1), waterproof jacket (2), insulating layer (3), shielded layer (4) and conduction
The inner wall of core (5), the outer jointing jacket (1) is contacted with the surface of waterproof jacket (2), the surface of the conductor wire core (5) and screen
The inner wall contact of layer (4) is covered, and the surface of shielded layer (4) is contacted with the inner wall of insulating layer (3), it is characterised in that: described anti-
Water jacket (2) includes base (21) and waterproof layer (22), the inner wall and the surface bonding of waterproof layer (22) of the base (21), institute
Stating waterproof layer (22) includes polyvinyl chloride sheet layer (221), thermoplastic polyolefin layer (222) and EVA coiled material layer (223), described
The top of polyvinyl chloride sheet layer (221) and the bottom adhe of thermoplastic polyolefin layer (222), and thermoplastic polyolefin layer
(222) bottom adhe at top and EVA coiled material layer (223).
2. a kind of strong cable of waterproofness according to claim 1, it is characterised in that: the base (21) includes layer of PVC
(211) and PE layers (212), the bottom adhe at the top and PE layers (212) of the layer of PVC (211).
3. a kind of strong cable of waterproofness according to claim 1, it is characterised in that: the inside of the waterproof jacket (2) with
It is bonded between the surface of insulating layer (3) filled layer (6), and filled layer (6) is mainly made of PP rope.
4. a kind of strong cable of waterproofness according to claim 1, it is characterised in that: the outer jointing jacket (1) is mainly
It is made of rubber.
5. a kind of strong cable of waterproofness according to claim 1, it is characterised in that: the waterproof layer (22) with a thickness of
1mm-2mm。
6. a kind of strong cable of waterproofness according to claim 1, it is characterised in that: the conductor wire core (5) be by copper,
Any one in aluminium, copper clad steel and copper clad aluminum is suppressed.
Priority Applications (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201920038120.9U CN209266077U (en) | 2019-01-09 | 2019-01-09 | A kind of cable that waterproofness is strong |
Applications Claiming Priority (1)
Application Number | Priority Date | Filing Date | Title |
---|---|---|---|
CN201920038120.9U CN209266077U (en) | 2019-01-09 | 2019-01-09 | A kind of cable that waterproofness is strong |
Publications (1)
Publication Number | Publication Date |
---|---|
CN209266077U true CN209266077U (en) | 2019-08-16 |
Family
ID=67584332
Family Applications (1)
Application Number | Title | Priority Date | Filing Date |
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CN201920038120.9U Expired - Fee Related CN209266077U (en) | 2019-01-09 | 2019-01-09 | A kind of cable that waterproofness is strong |
Country Status (1)
Country | Link |
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CN (1) | CN209266077U (en) |
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2019
- 2019-01-09 CN CN201920038120.9U patent/CN209266077U/en not_active Expired - Fee Related
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Legal Events
Date | Code | Title | Description |
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GR01 | Patent grant | ||
GR01 | Patent grant | ||
CF01 | Termination of patent right due to non-payment of annual fee |
Granted publication date: 20190816 Termination date: 20220109 |
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CF01 | Termination of patent right due to non-payment of annual fee |