CN209747203U - Moisture-proof cable for subway station - Google Patents
Moisture-proof cable for subway station Download PDFInfo
- Publication number
- CN209747203U CN209747203U CN201920811646.6U CN201920811646U CN209747203U CN 209747203 U CN209747203 U CN 209747203U CN 201920811646 U CN201920811646 U CN 201920811646U CN 209747203 U CN209747203 U CN 209747203U
- Authority
- CN
- China
- Prior art keywords
- cable
- moisture
- proof
- outside
- conductor
- 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
Links
- 239000004020 conductor Substances 0.000 claims abstract description 43
- 230000003014 reinforcing effect Effects 0.000 claims abstract description 27
- RYGMFSIKBFXOCR-UHFFFAOYSA-N Copper Chemical compound [Cu] RYGMFSIKBFXOCR-UHFFFAOYSA-N 0.000 claims abstract description 23
- 229910052802 copper Inorganic materials 0.000 claims abstract description 19
- 239000010949 copper Substances 0.000 claims abstract description 19
- 229920001971 elastomer Polymers 0.000 claims abstract description 13
- 239000000835 fiber Substances 0.000 claims abstract description 13
- 239000004698 Polyethylene Substances 0.000 claims abstract description 12
- -1 polyethylene Polymers 0.000 claims abstract description 12
- 229920000573 polyethylene Polymers 0.000 claims abstract description 12
- 238000004804 winding Methods 0.000 claims abstract description 4
- 229910000831 Steel Inorganic materials 0.000 claims description 20
- 239000010959 steel Substances 0.000 claims description 20
- 229920001169 thermoplastic Polymers 0.000 claims description 11
- 239000004416 thermosoftening plastic Substances 0.000 claims description 11
- 239000011888 foil Substances 0.000 claims description 7
- 238000007789 sealing Methods 0.000 claims description 7
- 229920006231 aramid fiber Polymers 0.000 claims description 6
- 239000000945 filler Substances 0.000 claims description 6
- 229910000639 Spring steel Inorganic materials 0.000 claims description 5
- 239000004760 aramid Substances 0.000 claims description 5
- 229920001084 poly(chloroprene) Polymers 0.000 claims description 4
- 229910052751 metal Inorganic materials 0.000 claims description 3
- 239000002184 metal Substances 0.000 claims description 3
- 229920003023 plastic Polymers 0.000 claims description 3
- 239000004033 plastic Substances 0.000 claims description 3
- 229920000098 polyolefin Polymers 0.000 claims description 3
- 239000004800 polyvinyl chloride Substances 0.000 claims description 3
- 229920000915 polyvinyl chloride Polymers 0.000 claims description 3
- 229920002725 thermoplastic elastomer Polymers 0.000 claims description 3
- 238000009413 insulation Methods 0.000 claims description 2
- 150000002739 metals Chemical class 0.000 claims 1
- 230000000694 effects Effects 0.000 abstract description 3
- 230000002035 prolonged effect Effects 0.000 abstract description 3
- 238000005096 rolling process Methods 0.000 abstract 1
- 230000005540 biological transmission Effects 0.000 description 3
- 239000000463 material Substances 0.000 description 3
- 230000008021 deposition Effects 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- XLYOFNOQVPJJNP-UHFFFAOYSA-N water Substances O XLYOFNOQVPJJNP-UHFFFAOYSA-N 0.000 description 2
- 229910000838 Al alloy Inorganic materials 0.000 description 1
- 239000004677 Nylon Substances 0.000 description 1
- 238000005452 bending Methods 0.000 description 1
- 230000008602 contraction Effects 0.000 description 1
- 238000010586 diagram Methods 0.000 description 1
- 239000002657 fibrous material Substances 0.000 description 1
- 230000009970 fire resistant effect Effects 0.000 description 1
- 230000002427 irreversible effect Effects 0.000 description 1
- 238000005065 mining Methods 0.000 description 1
- 229920001778 nylon Polymers 0.000 description 1
- 238000012856 packing Methods 0.000 description 1
- 230000002265 prevention Effects 0.000 description 1
- 238000010008 shearing Methods 0.000 description 1
- 238000005728 strengthening Methods 0.000 description 1
Classifications
-
- 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
Landscapes
- Ropes Or Cables (AREA)
Abstract
The utility model discloses a subway station is with dampproofing cable, including the cable overcoat, the inside of cable overcoat is by including copper conductor, conductor shield cover, cable endotheca and polyethylene insulating layer with this within outer, and the copper conductor comprises a plurality of electrically conductive copper core winding, and the crowded package in outside of copper conductor has the conductor shield cover, and the crowded package in outside of conductor shield cover has the cable endotheca, and the crowded package in outside of cable endotheca has the polyethylene insulating layer, and the outside parcel of cable overcoat has the dampproofing overcoat of a plurality of. The utility model relates to a subway station is with dampproofing cable, the structure is abundant various with the function, wraps up through using dampproofing overcoat to the junction of cable or easy department of rolling over to bind the ribbon and seal, with this entering of avoiding moisture, improve its dampproofing effect, the inside rubber buffer pad and the fibre reinforcing rope that sets up of cable can improve the bulk strength and the anti-impact performance of cable simultaneously, and then has prolonged the life of cable.
Description
Technical Field
The utility model relates to a cable specifically is a moisture-proof cable is used at subway station.
Background
Cables, which are usually composed of several or several groups of wires, include power cables, control cables, compensation cables, shielding cables, high-temperature cables, computer cables, signal cables, coaxial cables, fire-resistant cables, marine cables, mining cables, aluminum alloy cables, and the like. Here, we say a cable for a subway station.
At present, there is certain drawback in the cable for subway station in the use, and overall structure is comparatively simple, receives the influence of its service environment and leads to the being wet of cable easily to the bulk strength is also comparatively fragile, receives the effect of external force and easy damage easily. Therefore, the moisture-proof cable for the subway station is improved.
SUMMERY OF THE UTILITY MODEL
In order to solve the technical problem, the utility model provides a following technical scheme:
The utility model relates to a subway station is with dampproofing cable, including the cable overcoat, the inside of cable overcoat is by this include copper conductor, conductor shield cover, cable endotheca and polyethylene insulating layer within outer, the total three groups of copper conductor, every group the copper conductor comprises a plurality of electrically conductive copper core winding, the crowded package in outside of copper conductor has the conductor shield cover, and is three the crowded package in outside of conductor shield cover has the cable endotheca, the outside of cable endotheca becomes central symmetry and is provided with four rubber buffer pads, the crowded package in outside of rubber buffer pad has the polyethylene insulating layer, the outside parcel of cable overcoat has the dampproofing overcoat of a plurality of, adjacent two be provided with the elasticity reinforcing band between the dampproofing overcoat, and the surface of the inseparable parcel in cable overcoat of elasticity reinforcing band, each the thermoplasticity area has all been cup jointed to the outside of dampproofing overcoat.
As an optimal technical scheme of the utility model, the inside of cable jacket still includes fibre reinforcing rope and steel wire reinforcing rope, the setting of fibre reinforcing rope is in the independent space that cable endotheca, polyethylene insulating layer and rubber blotter enclose, the setting of steel wire reinforcing rope is between cable endotheca, conductor shield cover, and the steel wire reinforcing rope has three at least, and adjacent two be provided with a steel wire reinforcing rope between the conductor shield cover at least.
As an optimal technical scheme of the utility model, the fibre reinforced rope is formed by a plurality of aramid fiber strands, the steel wire reinforced rope is formed by a plurality of spring steel wire strands.
As an optimal technical scheme of the utility model, conductor shield cover includes inside and outside double-deck foil paper and presss from both sides the wire mesh between two-layer foil paper, wire mesh is woven by a plurality of root diameter no longer than 0.5 mm's metal four and is formed.
As an optimal technical scheme of the utility model, elasticity reinforcing band is made by chloroprene rubber, and the surface of elasticity reinforcing band is smooth processing, and the outside cover of dampproofing overcoat is established thermoplastic rubber that thermoplastic band made for the polyolefin material.
As an optimized technical scheme of the utility model, the inside packing of cable endotheca has the sealing filler, the sealing filler is the foamed plastic that polyvinyl chloride made.
As an optimized technical scheme of the utility model, the label has still been bonded on the surface of elasticity strengthening band.
the utility model has the advantages that:
1. This subway station is with dampproofing cable through setting up dampproofing overcoat in the junction of cable or easily roll over the department to the thermoplastic tape above using is binded fixedly, utilizes the thermoplastic principle of thermoplastic tape can the boosting shrinkage, with this entering of avoiding outside water, and then has prolonged the life cycle of cable.
2. This subway station is with dampproofing cable, through rubber buffer pad and the fibre reinforcing rope that sets up in cable inside, can wrap up the conductor, help receiving the collision and when dragging alleviating of external force, the protection cable is not damaged.
Drawings
The accompanying drawings are included to provide a further understanding of the invention, and are incorporated in and constitute a part of this specification, illustrate embodiments of the invention, and together with the description serve to explain the invention and not to limit the invention. In the drawings:
Fig. 1 is a schematic structural view of a moisture-proof cable for a subway station of the present invention;
Fig. 2 is the utility model relates to a subway station is with section structure schematic diagram of dampproofing cable.
In the figure: 1. a cable jacket; 2. a label; 3. a polyethylene insulating layer; 4. an inner cable sleeve; 5. a rubber cushion pad; 6. a fiber-reinforced rope; 7. sealing and filling; 8. a conductor shield sleeve; 9. a copper conductor; 10. a steel wire reinforcing rope; 11. a moisture-proof outer sleeve; 12. an elastic reinforcing band; 13. a thermoplastic tape.
Detailed Description
The preferred embodiments of the present invention will be described in conjunction with the accompanying drawings, and it will be understood that they are presented herein only to illustrate and explain the present invention, and not to limit the present invention.
Example (b): as shown in fig. 1 and fig. 2, the utility model relates to a moisture-proof cable for subway station, which comprises a cable jacket 1, the inside of the cable jacket 1 is composed of a copper conductor 9, a conductor shielding sleeve 8, a cable inner sleeve 4 and a polyethylene insulating layer 3 from outside to inside, the copper conductor 9 has three groups, each group of copper conductor 9 is composed of a plurality of conductive copper core windings, the conductor shielding sleeve 8 is extruded outside the copper conductor 9, the cable inner sleeve 4 is extruded outside the three conductor shielding sleeves 8, four rubber buffer pads 5 are arranged outside the cable inner sleeve 4 in central symmetry, the polyethylene insulating layer 3 is extruded outside the rubber buffer pads 5, a plurality of moisture-proof outer sleeves 11 are wrapped outside the cable jacket 1, an elastic reinforcing band 12 is arranged between two adjacent moisture-proof outer sleeves 11, and the elastic reinforcing band 12 is tightly wrapped on the surface of the cable jacket 1, and a thermoplastic band 13 is sleeved outside each moisture-proof jacket 11.
Wherein, the inside of cable jacket 1 still includes fibre reinforced rope 6 and steel wire reinforced rope 10, fibre reinforced rope 6 sets up at cable inner sleeve 4, in the independent space that polyethylene insulating layer 3 and rubber buffer 5 enclose, steel wire reinforced rope 10 sets up at cable inner sleeve 4, between the conductor shield cover 8, and steel wire reinforced rope 10 has three at least, and be provided with a steel wire reinforced rope 10 between two adjacent conductor shield covers 8 at least, the holistic structural strength of cable is improved through fibre reinforced rope 6 and steel wire reinforced rope 10 that set up, and because fibre reinforced rope 6 and steel wire reinforced rope 10 set up respectively in 4 inside and outside both sides of cable inner sleeve, the structural strength homoenergetic that makes 4 inside and outside both sides of cable inner sleeve can play effectively and promotes.
the fiber reinforced rope 6 is formed by twisting a plurality of aramid fibers, the steel wire reinforced rope 10 is formed by twisting a plurality of spring steel wires, the aramid fibers are fiber materials with high structural strength, the tensile property of the aramid fibers is 5-6 times that of common nylon yarns, so that the reinforced rope used in a limited space still keeps high strength, and the steel wire reinforced rope 10 in the inner part adopts the spring steel wires and has excellent flexibility and excellent tensile and shearing resistance.
wherein, conductor shield 8 includes inside and outside double-deck foil and the wire mesh of pressing from both sides between two-layer foil, and the wire mesh is woven by a plurality of metal four that the diameter is no longer than 0.5mm and is formed, and double-deck foil and inside wire mesh can effectively play electromagnetic shield's effect, improve the power transmission performance of cable.
Wherein, elasticity reinforcing band 12 is made by chloroprene rubber, and the surface of elasticity reinforcing band 12 is smooth processing, the thermoplastic rubber that thermoplastic band 13 that 11 outside covers of dampproofing overcoat were established is the polyolefin material and is made, chloroprene rubber is a fire prevention insulating rubber, smooth processing's surface simultaneously, can effectively reduce the deposition, the deposition is damp, improve the life of cable, thermoplastic band 13 can be met the thermal contraction, and can effectively reduce the space in the cable after the shrink, with this entering of avoiding outside water, and then the life cycle of cable has been prolonged.
Wherein, the inside of cable endotheca 4 is filled with sealing filler 7, reduces inside space, and sealing filler 7 is the foamed plastic that polyvinyl chloride made, and waterproof insulation, the surface of elasticity reinforcing band 12 still bonds label 2, and the basic performance of the cable of saying is written on label 2, is convenient for the user to pass through the understanding of label 2.
The working principle is as follows: the cable carries out power transmission through the copper conductor 9 positioned at the most central part, the extruded conductor shielding sleeve 8 can effectively shield the copper conductor 9 in the power transmission process, the mutual influence among different copper conductors 9 is reduced, the cable inner sleeve 4 is arranged outside the cable inner sleeve, the inner side and the outer side of the cable inner sleeve 4 are respectively subjected to strength improvement through a steel wire reinforcing rope 10 made of spring steel wires and a fiber reinforcing rope 6 made of aramid fibers, the risks of breakage and fracture of the cable under the conditions of bending and pulling are reduced, the moisture-proof outer sleeve 11 and the elastic reinforcing belt 12 sleeved outside the cable outer sleeve 1 mainly wrap the cable body through moisture-proof materials, the thermoplastic belt 13 sleeved outside the moisture-proof outer sleeve 11 can shrink when being heated, the shrinkage is irreversible, the local compactness of the cable can be continuously enhanced, and therefore the local gap is reduced, effectively prevent the entering of moisture, improve the waterproof performance and the life of cable.
Finally, it should be noted that: although the present invention has been described in detail with reference to the foregoing embodiments, it will be apparent to those skilled in the art that modifications may be made to the embodiments described in the foregoing embodiments, or equivalents may be substituted for elements thereof. Any modification, equivalent replacement, or improvement made within the spirit and principle of the present invention should be included in the protection scope of the present invention.
Claims (7)
1. The moisture-proof cable for the subway station comprises a cable outer sleeve (1) and is characterized in that the inside of the cable outer sleeve (1) comprises a copper conductor (9), a conductor shielding sleeve (8), a cable inner sleeve (4) and a polyethylene insulating layer (3) from outside to inside, the copper conductor (9) comprises three groups, each group of copper conductors (9) is formed by winding a plurality of conductive copper cores, the conductor shielding sleeve (8) is extruded outside the copper conductor (9), the cable inner sleeve (4) is extruded outside three conductor shielding sleeves (8), four rubber cushions (5) are arranged outside the cable inner sleeve (4) in a central symmetry manner, the polyethylene insulating layer (3) is extruded outside the rubber cushions (5), a plurality of moisture-proof outer sleeves (11) are wrapped outside the cable outer sleeve (1), and a moisture-proof elastic reinforcing band (12) is arranged between every two adjacent moisture-proof outer sleeves (11), and the elastic reinforcing strips (12) are tightly wrapped on the surface of the cable jacket (1), and the exterior of each moisture-proof jacket (11) is sleeved with a thermoplastic strip (13).
2. The moisture-proof cable for the subway station as claimed in claim 1, wherein said cable jacket (1) further comprises a fiber reinforced rope (6) and a steel wire reinforced rope (10), said fiber reinforced rope (6) is disposed in an independent space enclosed by said cable jacket (4), said polyethylene insulation layer (3) and said rubber buffer (5), said steel wire reinforced rope (10) is disposed between said cable jacket (4) and said conductor shield (8), and at least three steel wire reinforced ropes (10) are provided, and at least one steel wire reinforced rope (10) is disposed between two adjacent conductor shield (8).
3. A moisture-proof cable for a subway station as claimed in claim 2, wherein said fiber-reinforced rope (6) is twisted from a plurality of aramid fibers, and said steel wire-reinforced rope (10) is twisted from a plurality of spring steel wires.
4. A moisture-proof cable for subway stations as claimed in claim 1, wherein said conductor shield (8) comprises an inner and an outer double-layer foils and a wire mesh sandwiched between the two foils, said wire mesh being braided from a plurality of metals having a diameter not exceeding 0.5 mm.
5. a moisture-proof cable for a subway station as claimed in claim 1, wherein said elastic reinforcing band (12) is made of neoprene, and the surface of said elastic reinforcing band (12) is smoothed, and said thermoplastic band (13) sleeved outside said moisture-proof jacket (11) is made of thermoplastic rubber made of polyolefin.
6. A moisture-proof cable for a subway station as claimed in claim 1, wherein said cable inner sleeve (4) is filled with a sealing filler (7), and said sealing filler (7) is a foamed plastic made of polyvinyl chloride.
7. A moisture-proof cable for a subway station as claimed in claim 1, wherein said elastic reinforcing band (12) has a label (2) adhered to its surface.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920811646.6U CN209747203U (en) | 2019-05-28 | 2019-05-28 | Moisture-proof cable for subway station |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201920811646.6U CN209747203U (en) | 2019-05-28 | 2019-05-28 | Moisture-proof cable for subway station |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN209747203U true CN209747203U (en) | 2019-12-06 |
Family
ID=68723236
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201920811646.6U Expired - Fee Related CN209747203U (en) | 2019-05-28 | 2019-05-28 | Moisture-proof cable for subway station |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN209747203U (en) |
-
2019
- 2019-05-28 CN CN201920811646.6U patent/CN209747203U/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: 20191206 |