CN214541655U - Fire-resistant damp-proof cable for subway - Google Patents
Fire-resistant damp-proof cable for subway Download PDFInfo
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- CN214541655U CN214541655U CN202121011779.9U CN202121011779U CN214541655U CN 214541655 U CN214541655 U CN 214541655U CN 202121011779 U CN202121011779 U CN 202121011779U CN 214541655 U CN214541655 U CN 214541655U
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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
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- Y02A—TECHNOLOGIES FOR ADAPTATION TO CLIMATE CHANGE
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- 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 fire-resistant damp-proofing cable for subway, include: cable core, insulating layer, filler layer and shielding layer, the insulating layer cladding is in the outside of cable core, the filler layer cladding is in the outside of insulating layer, the shielding layer cladding is in the outside of filler layer, the outside of shielding layer is equipped with dampproofing and waterproofing layer, dampproofing and waterproofing layer's the outside is equipped with fire-retardant flame retardant coating, fire-retardant flame retardant coating's the outside is equipped with the wearing layer. The present case designs inner structure simply, can carry out fine dampproofing fire-resistant processing to the cable through the dampproofing and waterproofing layer and the fire-retardant flame retardant coating that are equipped with, guarantees the dependability of performance of cable, extension equipment life.
Description
Technical Field
The utility model relates to the technical field of cables, specifically be a fire-resistant damp-proofing cable for subway.
Background
The wire and cable is used for transmitting electric (magnetic) energy, information and wire products for realizing electromagnetic energy conversion. A wire cable in a broad sense, also referred to as a cable for short, refers to an insulated cable, which can be defined as: an aggregate consisting of; one or more insulated wire cores, and their respective possible coatings, total protective layers and outer jackets, the cable may also have additional conductors without insulation.
Current cable for subway does not possess fine fire-resistant moisture resistance to can cause the not enough of performance when easy subway cable uses for a long time, meet accident, the cable takes place to damage easily, designs a fire-resistant moisture-proof cable for subway to this.
SUMMERY OF THE UTILITY MODEL
Not enough to prior art, the utility model provides a fire-resistant damp-proofing cable for subway has solved current cable for subway and has not possessed fine fire-resistant moisture resistance to can cause the not enough of performance when easy subway cable long-time use, meet accident, the problem of damage takes place easily for the cable.
In order to achieve the above purpose, the utility model discloses a following technical scheme realizes: a fire-resistant moisture-proof cable for a subway comprising: cable core, insulating layer, filler layer and shielding layer, the insulating layer cladding is in the outside of cable core, the filler layer cladding is in the outside of insulating layer, the shielding layer cladding is in the outside of filler layer, the outside of shielding layer is equipped with dampproofing and waterproofing layer, dampproofing and waterproofing layer's the outside is equipped with fire-retardant flame retardant coating, fire-retardant flame retardant coating's the outside is equipped with the wearing layer.
Preferably, the shielding layer includes: an aluminum foil shielding layer and a braided shielding layer;
the aluminum foil shielding layer is coated on the outer side of the filler layer, and the woven shielding layer is coated on the outer side of the aluminum foil shielding layer.
Preferably, the moisture and water resistant layer comprises: a polyurethane waterproof layer and a moisture barrier layer;
the dampproof course cladding is in the outside of woven shield, the cladding of polyurethane waterproof layer is in the outside of dampproof course.
Preferably, the flame retardant and fire-retardant layer comprises: a polyvinyl chloride flame-retardant layer and a composite fireproof layer;
the polyvinyl chloride flame-retardant layer is coated on the outer side of the polyurethane waterproof layer, and the composite fireproof layer is coated on the outer side of the polyvinyl chloride flame-retardant layer.
Preferably, the outer end of the wear-resistant layer is provided with a surface decoration layer.
Preferably, the insulating layer is a polytetrafluoroethylene insulating layer.
Advantageous effects
The utility model provides a fire-resistant damp-proofing cable for subway. Possesses following beneficial effect, the present case designs inner structure simply, can carry out fine dampproofing fire-resistant processing to the cable through the dampproofing and waterproofing layer and the fire-retardant flame retardant coating that are equipped with, guarantees the functional reliability of cable, extension equipment life.
Drawings
Fig. 1 is the utility model relates to a fire-resistant damp-proofing subway is with main sectional structure schematic diagram of looking at.
Fig. 2 is a fire-resistant damp-proof subway cable's dampproofing and waterproofing layer main view cross-sectional structure schematic diagram.
Fig. 3 is a fire-resistant damp-proof subway cable's fire-retardant flame retardant coating owner looks cross-sectional structure schematic diagram.
In the figure: 1. a cable core; 2. an insulating layer; 3. a filler layer; 4. a shielding layer; 5. a waterproof and moisture-proof layer; 51. a polyurethane waterproof layer; 52. a moisture barrier; 6. a flame retardant and fire resistant layer; 61. a polyvinyl chloride flame retardant layer; 62. a composite fire barrier layer; 7. a wear layer; 8. and (7) a surface decoration layer.
Detailed Description
The technical solutions in the embodiments of the present invention will be described clearly and completely with reference to the accompanying drawings in the embodiments of the present invention, and it is obvious that the described embodiments are only some embodiments of the present invention, not all embodiments. Based on the embodiments in the present invention, all other embodiments obtained by a person skilled in the art without creative work belong to the protection scope of the present invention.
Example (b): firstly, all the electrical components and the adaptive power supply thereof are connected through leads, and a proper controller and a proper encoder are selected according to actual conditions so as to meet the control requirements, and the specific connection and control sequence are determined.
Referring to fig. 1-3, the present invention provides a technical solution: a fire-resistant moisture-proof cable for a subway comprising: the cable comprises a cable core 1, an insulating layer 2, a filler layer 3 and a shielding layer 4, wherein the insulating layer 2 is coated on the outer side of the cable core 1, the filler layer 3 is coated on the outer side of the insulating layer 2, the shielding layer 4 is coated on the outer side of the filler layer 3, a waterproof and moistureproof layer 5 is arranged on the outer side of the shielding layer 4, a flame-retardant fire-proof layer 6 is arranged on the outer side of the waterproof and moistureproof layer 5, and a wear-resistant layer 7 is arranged on the outer side of the flame-retardant fire-proof layer 6;
it should be noted that, the basic structure of the cable can be formed by the cable core 1, the insulating layer 2, the filler layer 3 and the shielding layer 4, the cable can be used for transmitting electric power and data well, the basic use is guaranteed, the waterproof and moistureproof performance is good through the waterproof and moistureproof layer 5, the flame-retardant and waterproof performance is good through the flame-retardant and fireproof layer 6, the wear-resistant layer 7 is used for playing a wear-resistant role, and the service life of the equipment is prolonged.
In a specific implementation process, further, the shielding layer 4 includes: an aluminum foil shielding layer and a braided shielding layer 4;
the aluminum foil shielding layer 4 is coated on the outer side of the filler layer 3, and the braided shielding layer 4 is coated on the outer side of the aluminum foil shielding layer 4;
it should be noted that the aluminum foil shielding layer and the braided shielding layer 4 are used for playing a good shielding role and ensuring signal transmission.
In a specific implementation process, the waterproof and moisture-proof layer 5 further comprises: a polyurethane waterproof layer 51 and a moisture-proof layer 52;
the moisture-proof layer 52 is coated on the outer side of the braided shielding layer 4, and the polyurethane waterproof layer 51 is coated on the outer side of the moisture-proof layer 52;
it should be noted that the moisture-proof layer 52 is used for performing moisture-proof treatment to ensure moisture-proof performance, and the polyurethane waterproof layer 51 is used for achieving a good waterproof effect.
In the specific implementation process, further, the flame-retardant and fire-retardant layer 6 comprises: a polyvinyl chloride flame retardant layer 61 and a composite fire-retardant layer 62;
the polyvinyl chloride flame-retardant layer 61 is coated on the outer side of the polyurethane waterproof layer 51, and the composite fireproof layer 62 is coated on the outer side of the polyvinyl chloride flame-retardant layer 61;
it should be noted that the polyvinyl chloride flame retardant layer 61 is used for achieving good flame retardant performance, and the composite fireproof layer 62 is used for performing fireproof treatment, so that the cable protection is improved.
In the specific implementation process, furthermore, the outer end of the wear-resistant layer 7 is provided with a surface decoration layer 8, and the surface decoration layer 8 is used for surface decoration.
In the specific implementation process, furthermore, the insulating layer 2 is a polytetrafluoroethylene insulating layer, so that a good insulating effect can be achieved.
The embodiment of the utility model provides a fire-resistant damp-proofing cable for subway can carry out fine dampproofing fire-resistant processing to the cable through the dampproofing and waterproofing layer and the fire-retardant flame retardant coating that are equipped with, guarantees the dependability of performance of cable, extension equipment life.
It is noted that, herein, relational terms such as first and second, and the like may be used solely to distinguish one entity or action from another entity or action without necessarily requiring or implying any actual such relationship or order between such entities or actions. Also, the terms "comprises," "comprising," or any other variation thereof, are intended to cover a non-exclusive inclusion, such that a process, method, article, or apparatus that comprises a list of elements does not include only those elements but may include other elements not expressly listed or inherent to such process, method, article, or apparatus. Without further limitation. The use of the phrase "comprising one of the elements does not exclude the presence of other like elements in the process, method, article, or apparatus that comprises the element.
Although embodiments of the present invention have been shown and described, it will be appreciated by those skilled in the art that changes, modifications, substitutions and alterations can be made in these embodiments without departing from the principles and spirit of the invention, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. A fire-resistant moisture-proof cable for a subway comprising: cable core, insulating layer, filler layer and shielding layer, its characterized in that, the insulating layer cladding is in the outside of cable core, the cladding of filler layer is in the outside of insulating layer, the shielding layer cladding is in the outside of filler layer, the outside of shielding layer is equipped with dampproofing and waterproofing layer, dampproofing and waterproofing layer's the outside is equipped with fire-retardant flame retardant coating, fire-retardant flame retardant coating's the outside is equipped with the wearing layer.
2. The fire-resistant and moisture-proof subway cable according to claim 1, wherein: the shielding layer includes: an aluminum foil shielding layer and a braided shielding layer;
the aluminum foil shielding layer is coated on the outer side of the filler layer, and the woven shielding layer is coated on the outer side of the aluminum foil shielding layer.
3. The fire-resistant and moisture-proof subway cable according to claim 2, wherein: the moisture and water resistant layer comprises: a polyurethane waterproof layer and a moisture barrier layer;
the dampproof course cladding is in the outside of woven shield, the cladding of polyurethane waterproof layer is in the outside of dampproof course.
4. A fire-resistant and moisture-proof subway cable as claimed in claim 3, wherein: the flame-retardant and fire-retardant layer comprises: a polyvinyl chloride flame-retardant layer and a composite fireproof layer;
the polyvinyl chloride flame-retardant layer is coated on the outer side of the polyurethane waterproof layer, and the composite fireproof layer is coated on the outer side of the polyvinyl chloride flame-retardant layer.
5. The fire-resistant and moisture-proof subway cable according to claim 1, wherein: and a surface decoration layer is arranged at the outer end of the wear-resistant layer.
6. The fire-resistant and moisture-proof subway cable according to claim 1, wherein: the insulating layer adopts the polytetrafluoroethylene insulating layer.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121011779.9U CN214541655U (en) | 2021-05-12 | 2021-05-12 | Fire-resistant damp-proof cable for subway |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202121011779.9U CN214541655U (en) | 2021-05-12 | 2021-05-12 | Fire-resistant damp-proof cable for subway |
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| Publication Number | Publication Date |
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| CN214541655U true CN214541655U (en) | 2021-10-29 |
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| Application Number | Title | Priority Date | Filing Date |
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| CN202121011779.9U Active CN214541655U (en) | 2021-05-12 | 2021-05-12 | Fire-resistant damp-proof cable for subway |
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Cited By (1)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114312389A (en) * | 2022-01-30 | 2022-04-12 | 郑州恒天铜业有限公司 | New energy automobile fills electric pile with cable and jointing equipment that have waterproof function |
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2021
- 2021-05-12 CN CN202121011779.9U patent/CN214541655U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN114312389A (en) * | 2022-01-30 | 2022-04-12 | 郑州恒天铜业有限公司 | New energy automobile fills electric pile with cable and jointing equipment that have waterproof function |
| CN114312389B (en) * | 2022-01-30 | 2024-01-30 | 郑州恒天铜业有限公司 | New energy automobile fills electric pile with cable and coupling equipment that have waterproof function |
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