CN109036618A - Coal mining machine converter plant soft rubber cable - Google Patents
Coal mining machine converter plant soft rubber cable Download PDFInfo
- Publication number
- CN109036618A CN109036618A CN201810895316.XA CN201810895316A CN109036618A CN 109036618 A CN109036618 A CN 109036618A CN 201810895316 A CN201810895316 A CN 201810895316A CN 109036618 A CN109036618 A CN 109036618A
- Authority
- CN
- China
- Prior art keywords
- core
- layer
- mining machine
- coal mining
- soft rubber
- 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.)
- Pending
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Classifications
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/04—Flexible cables, conductors, or cords, e.g. trailing cables
- H01B7/041—Flexible cables, conductors, or cords, e.g. trailing cables attached to mobile objects, e.g. portable tools, elevators, mining equipment, hoisting cables
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B1/00—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors
- H01B1/02—Conductors or conductive bodies characterised by the conductive materials; Selection of materials as conductors mainly consisting of metals or alloys
- H01B1/026—Alloys based on copper
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B11/00—Communication cables or conductors
- H01B11/02—Cables with twisted pairs or quads
- H01B11/06—Cables with twisted pairs or quads with means for reducing effects of electromagnetic or electrostatic disturbances, e.g. screens
- H01B11/10—Screens specially adapted for reducing interference from external sources
- H01B11/1033—Screens specially adapted for reducing interference from external sources composed of a wire-braided conductor
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B11/00—Communication cables or conductors
- H01B11/02—Cables with twisted pairs or quads
- H01B11/06—Cables with twisted pairs or quads with means for reducing effects of electromagnetic or electrostatic disturbances, e.g. screens
- H01B11/10—Screens specially adapted for reducing interference from external sources
- H01B11/1091—Screens specially adapted for reducing interference from external sources with screen grounding means, e.g. drain wires
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- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B5/00—Non-insulated conductors or conductive bodies characterised by their form
- H01B5/08—Several wires or the like stranded in the form of a rope
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/18—Protection against damage caused by wear, mechanical force or pressure; Sheaths; Armouring
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/28—Protection against damage caused by moisture, corrosion, chemical attack or weather
-
- H—ELECTRICITY
- H01—ELECTRIC ELEMENTS
- H01B—CABLES; CONDUCTORS; INSULATORS; SELECTION OF MATERIALS FOR THEIR CONDUCTIVE, INSULATING OR DIELECTRIC PROPERTIES
- H01B7/00—Insulated conductors or cables characterised by their form
- H01B7/17—Protection against damage caused by external factors, e.g. sheaths or armouring
- H01B7/29—Protection against damage caused by extremes of temperature or by flame
- H01B7/295—Protection against damage caused by extremes of temperature or by flame using material resistant to flame
Abstract
The invention discloses coal mining machine converter plant soft rubber cables, including power wire core, control conductor, filled core, inner sheath, shielded layer and oversheath；The control conductor is followed successively by control core conductor, control core insulation layer, control conductor shielded layer, the first semi-conductive tape wrapping layer and the first semiconductive material from the inside to the outside and extrudes layer；The control conductor shielded layer uses tinned copper wire, and as coal mining machine converter plant soft rubber cable wire core.Cable Construction Design of the invention is reasonable, stable array, has excellent noiseproof feature, proof voltage impact characteristics, wear-resisting, tear-proof and flame retardant property fabulous, and cable softness is readily bent, and is particluarly suitable for using in the coal mine roadway of inclement condition.
Description
Technical field
The present invention relates to a kind of cable more particularly to a kind of coal mining machine converter plant soft rubber cables.
Background technique
A major class product of the coal mine cable as electric cable for electric equipment designs the structure of product, material
The application of material and the requirement of flame retardant property are high, product effective solution frequency conversion speed-adjusting system pulse voltage and electromagnetic wave
Interference, is essential in the use of underground frequency conversion system.
There is presently no dedicated coal mining machine converter plant cable, what most of coal mines used is all the poly- second of crosslinking
The frequency-changing cable of alkene insulation, shielding is wrapped using copper strips, and shield effectiveness is bad, and since its conductor structure is harder, not pliable
Often there is the case where disconnected core, seriously affects the safety and economy of underground work in song.
Summary of the invention
The purpose of the present invention is the power supply connections mainly for existing mine shearer converter plant and similar devices
The technical issues of cable security performance is short of provides a kind of coal mining of safety and reliability for guaranteeing coal mine operation
Machine converter plant soft rubber cable.
The technical solution for realizing the object of the invention is coal mining machine converter plant soft rubber cable, including power line
Core, control conductor, filled core, inner sheath, shielded layer and oversheath；The control conductor is followed successively by control conductor from the inside to the outside and leads
Body, control core insulation layer, control conductor shielded layer, the first semi-conductive tape wrapping layer and the first semiconductive material extrude layer；It is described
Control conductor shielded layer uses tinned copper wire, and as coal mining machine converter plant soft rubber cable wire core.
The control conductor shielded layer is wrapped in outside control core insulation layer by 6 strands of twisted wires.
The per share twisted wire is by the tinned copper wire bundle strand of 32 0.2mm, and winding coverage rate is not less than 90%.
The power wire core is three, and control conductor is three；Three power wire cores and three control conductors
Interval setting, and it is tangent with adjacent both threads core, saddle type space is formed at middle part；The filled core is saddle type, is set to institute
It states in saddle type space.
The filled core includes that the strengthening core at center and the second external semiconductive material extrude layer.
The strengthening core is more twisted aramid fiber yarn strands.
It is exhausted that the power wire core is followed successively by power core conductor, the second semi-conductive tape wrapping layer, power wire core from the inside to the outside
Edge layer and power wire core insulation screen.
The power core conductor is twisted by more tin plating soft circular copper wires.
The power wire core insulating layer is extruded using hard ethylene-propylene rubber；The power wire core insulation screen uses semiconductive
Material extrudes.
The control core conductor is twisted by more tin plating soft circular copper wires with zinc-coated wire.
Using above-mentioned technical proposal, the present invention has the effect of below positive: (1) Cable Construction Design of the invention
Rationally, stable array has excellent noiseproof feature, proof voltage impact characteristics, wear-resisting, tear-proof and flame retardant property fabulous,
And cable softness is readily bent, and is particluarly suitable for using in the coal mine roadway of inclement condition.
(2) control conductor shielded layer of the invention is made of tinned copper wire, and the wire core of shielded layer and cable uses, performance
It is good, clever structure.
(3) power core conductor of the invention and control core conductor selection conduct electricity very well and uncorruptible tin plating soft
Circular copper wire is processed using more twisted methods, not only softness, structure rounding, stabilization and guarantee power and transmit matter
Amount；Since control conductor relative cross-section product is smaller, zinc-coated wire is added in its conductor, increases its intensity of tension, can prevent from controlling
The generation of the disconnected core of core processed.
(4) hard ethylene-propylene rubber, good electrical property, dielectric strength are selected in power wire core of the invention insulation and control conductor insulation
Height, excellent chemical stability, anti-oxidant, processability is good, especially tensile strength is high.
(5) interior oversheath of the invention is all made of neoprene rubber, tensile strength height, stable mechanical performance, ageing-resistant, resistance to
Oily, wear-resisting, tear-proof, flame retardant property are fabulous and soft.
(6) shielded layer of the invention uses double-layer structure, and tinned copper wire adds fiber filament mixed weaving, after braiding, wrapped one
Layer plastic-aluminum metal compound belt, enhances its shield effectiveness, guarantees cable not by the interference of external electromagnetic waves.
(7) filled layer of the invention forms saddle bracket, and center uses more twisted aramid fiber yarn strands, due to aramid fiber yarn
Intensity is high, so playing the role of reinforcement again as traction.
Detailed description of the invention
In order that the present invention can be more clearly and readily understood, right below according to specific embodiment and in conjunction with attached drawing
The present invention is described in further detail, wherein
Fig. 1 is the structural diagram of the present invention.
Specific embodiment
(embodiment 1)
The above description is only an overview of the technical scheme of the present invention, in order to better understand the technical means of the present invention,
And it can be implemented in accordance with the contents of the specification, and in order to allow above and other objects of the present invention, feature and advantage can
It is clearer and more comprehensible, the followings are specific embodiments of the present invention.
The present invention provides a kind of coal mining machine converter plant soft rubber cables, for solving safety in the prior art
The inadequate problem of property, to solve the above-mentioned problems, general thought of the invention is as follows:
Coal mining machine converter plant soft rubber cable includes power wire core, control conductor, filled core, inner sheath, screen
Cover layer and oversheath；The control conductor is followed successively by control core conductor, control core insulation layer, control conductor screen from the inside to the outside
It covers layer, the first semi-conductive tape wrapping layer and the first semiconductive material and extrudes layer；The control conductor shielded layer uses tinned copper wire, and
Wire core as coal mining machine converter plant soft rubber cable.
Technical solution of the present invention is described in detail below by attached drawing and specific embodiment, it should be understood that the application
Specific features in embodiment and embodiment are the detailed description to technical scheme, rather than to present techniques
The restriction of scheme, in the absence of conflict, the technical characteristic in the embodiment of the present application and embodiment can be combined with each other.
The terms "and/or", only a kind of incidence relation for describing affiliated partner, indicates that there may be three kinds of passes
System, for example, A and/or B, can indicate: individualism A exists simultaneously A and B, these three situations of individualism B.In addition, herein
Middle character "/" typicallys represent the relationship that forward-backward correlation object is a kind of "or".
See Fig. 1, coal mining machine converter plant soft rubber cable, including power wire core 1, control conductor 2, filled core 3,
Inner sheath 4, shielded layer 5 and oversheath 6.Power wire core 1 is three, and control conductor 2 is three；Three power wire cores 1 and three
The setting of the interval of control conductor 2, and it is tangent with adjacent both threads core, saddle type space is formed at middle part；Filled core 3 is saddle type, if
It is placed in saddle type space.The filled core 3 of saddle stablizes the construction of cable, three big three small six roots of sensation cores it is continuous be bent, it is mobile
In the process, opposite position is kept, is unlikely to deform.
It is exhausted that power wire core 1 is followed successively by power core conductor 11, the second semi-conductive tape wrapping layer 12, power wire core from the inside to the outside
Edge layer 13 and power wire core insulation screen 14.Power core conductor 11 it is twisted using the tin plating soft circular copper wire of 756 0.5mm and
At constituting nominal area of section is 150mm2Conductor, meet the structure of 5 class conductors in China's national standard, 5 class conductors are mainly excellent
Point is structurally flexible, and conductor strand outer diameter is 17.5mm.Power wire core insulating layer 13 is extruded using hard ethylene-propylene rubber；Power wire core
Insulation screen 14 is extruded using semiconductive material.14 double-layer coextrusion of power wire core insulating layer 13 and power wire core insulation screen,
13 nominal thickness of power wire core insulating layer is 3.2mm, this insulation thickness is according to the voltage class and conductor nominal area of section of cable
It optimizes, can guarantee its voltage endurance, 14 calculated thickness of power wire core insulation screen is 0.8mm, this thickness is set
Meter can satisfy the effect that insulation screen plays homogenizing electric field, the generation for preventing shelf depreciation, and 1 outer diameter of power wire core is
26.0mm.The wrapped overlap rate of second semi-conductive tape wrapping layer 12 is not less than 25%, the design of this overlap rate is in order to guarantee conductor
Not bottom pour ladle, make insulation when extruding not with conductor adhesion.
Control conductor 2 is followed successively by control core conductor 21, control core insulation layer 22, control conductor shielded layer from the inside to the outside
23, the first semi-conductive tape wrapping layer 24 and the first semiconductive material extrude layer 25；Control conductor shielded layer 23 uses tinned copper wire, and
Wire core as coal mining machine converter plant soft rubber cable.Specifically, control conductor shielded layer 23 is by 6 strands of twisted wires
It is wrapped in outside control core insulation layer 22, per share twisted wire is wound coverage rate and be not less than by the tinned copper wire bundle strand of 32 0.2mm
90%, on the one hand this coverage rate can guarantee shield effectiveness, on the other hand reaches the requirement of wire core sectional area, plays safety ground
Protective effect.Control core conductor 21 is twisted jointly by the tin plating soft circular copper wire of 196 0.4mm and the zinc-coated wire of 14 0.4mm
It closes, constituting nominal area of section is 25mm2Conductor, meet the structure of 5 class conductors in China's national standard, 5 class conductors are mainly excellent
Point is structurally flexible, and the zinc-coated wire of 14 0.4mm of addition mainly plays the role of tension, keeps control conductor not easily broken
Core, being twisted outer diameter is 7.0mm；Control core insulation layer 22 is extruded using hard ethylene-propylene rubber, nominal thickness 1.0mm, this insulation
Thickness is designed according to the actual use situation of core, can guarantee its electrical property, and outer diameter is 9.0mm after extruded insulation layer.The first half
The wrapped overlap rate of conductive strips wrapping layer 24 is not less than 30%, since the shielded layer of control conductor is winding arrangement, is easy loosely,
Therefore the overlap rate of band is increased to 30% by conventional 25%, it prevents loose.First semiconductive material extrudes 25 nominal thickness of layer
It is designed for this insulation thickness of 1.6mm according to the actual use situation of core, guarantees its electrical property, extruding rear outer diameter is 15.8mm.
Filled core 3 includes that the strengthening core 31 at center and the second external semiconductive material extrude layer 32.Strengthening core is more strands
The aramid fiber yarn strand of conjunction.
Power wire core, control conductor and filled core constitute cable core, outer diameter 62.4mm.
Inner sheath 4 is extruded using neoprene rubber, nominal thickness 2.8mm, and extruding rear outer diameter is 68.0mm, this jacket thickness
It is designed according to the voltage class of cable and conductor nominal area of section, combines cable core closely.
Shielded layer 5 is made of metal knitted shielded layer 51 and metal compound belt lapped shielding layer 52；Metal knitted shielded layer
51 add fiber filament mixed weaving using tinned copper wire, and unidirectional percentage of braiding coverage is not less than 80%, can guarantee shield effectiveness, prevent
The interference of external electromagnetic waves.Metal compound belt lapped shielding layer 52 is one layer wrapped outside metal knitted shielded layer 51
The aluminium-plastic tape of 0.1mm, wrapped overlap rate are not less than 30%, can increase shield effectiveness.
Oversheath 6 is extruded using neoprene rubber, nominal thickness 6.0mm, this jacket thickness is according to the voltage class of cable
And the design of conductor nominal area of section, so that cable by the broken ring of external environment, is not guaranteed oil resistant, wear-resisting, tear-proof and the resistance of cable
The performances such as combustion, extruding rear outer diameter is 82.5mm.
Particular embodiments described above has carried out further in detail the purpose of the present invention, technical scheme and beneficial effects
It describes in detail bright, it should be understood that the above is only a specific embodiment of the present invention, is not intended to restrict the invention, it is all
Within the spirit and principles in the present invention, any modification, equivalent substitution, improvement and etc. done should be included in guarantor of the invention
Within the scope of shield.
Claims (10)
1. coal mining machine converter plant soft rubber cable, it is characterised in that: including power wire core (1), control conductor (2),
Filled core (3), inner sheath (4), shielded layer (5) and oversheath (6)；The control conductor (2) is followed successively by control line from the inside to the outside
Core conductor (21), control core insulation layer (22), control conductor shielded layer (23), the first semi-conductive tape wrapping layer (24) and first
Semiconductive material extrudes layer (25)；The control conductor shielded layer (23) uses tinned copper wire, and fills as coal mining machine frequency conversion
It sets with soft rubber cable wire core.
2. coal mining machine converter plant soft rubber cable according to claim 1, it is characterised in that: the control line
Core shielded layer (23) is wrapped in control core insulation layer (22) outside by 6 strands of twisted wires.
3. coal mining machine converter plant soft rubber cable according to claim 2, it is characterised in that: the per share strand
Line is by the tinned copper wire bundle strand of 32 0.2mm, and winding coverage rate is not less than 90%.
4. coal mining machine converter plant soft rubber cable according to claim 1 or 2 or 3, it is characterised in that: described
Power wire core (1) is three, and control conductor (2) is three；Three power wire cores (1) and three control conductors (2)
Interval setting, and it is tangent with adjacent both threads core, saddle type space is formed at middle part；The filled core (3) is saddle type, is set to
In the saddle type space.
5. coal mining machine converter plant soft rubber cable according to claim 4, it is characterised in that: the filled core
It (3) include that the strengthening core (31) at center and the second semiconductive material of outside extrude layer (32).
6. coal mining machine converter plant soft rubber cable according to claim 5, it is characterised in that: the strengthening core
For more twisted aramid fiber yarn strands.
7. coal mining machine converter plant soft rubber cable according to claim 1, it is characterised in that: the power line
Core (1) is followed successively by power core conductor (11), the second semi-conductive tape wrapping layer (12), power wire core insulating layer (13) from the inside to the outside
With power wire core insulation screen (14).
8. coal mining machine converter plant soft rubber cable according to claim 7, it is characterised in that: the power line
Core conductor (11) is twisted by more tin plating soft circular copper wires.
9. coal mining machine converter plant soft rubber cable according to claim 7, it is characterised in that: the power line
Core insulation layer (13) is extruded using hard ethylene-propylene rubber；The power wire core insulation screen (14) is extruded using semiconductive material.
10. coal mining machine converter plant soft rubber cable according to claim 1, it is characterised in that: the control
Cable core conductor (21) is twisted by more tin plating soft circular copper wires with zinc-coated wire jointly.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810895316.XA CN109036618A (en) | 2018-08-08 | 2018-08-08 | Coal mining machine converter plant soft rubber cable |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201810895316.XA CN109036618A (en) | 2018-08-08 | 2018-08-08 | Coal mining machine converter plant soft rubber cable |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN109036618A true CN109036618A (en) | 2018-12-18 |
Family
ID=64650008
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN201810895316.XA Pending CN109036618A (en) | 2018-08-08 | 2018-08-08 | Coal mining machine converter plant soft rubber cable |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN109036618A (en) |
Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202677900U (en) * | 2012-07-11 | 2013-01-16 | 安徽华菱电缆集团有限公司 | Bucket wheel machine control flat cable |
| CN103545032A (en) * | 2013-10-24 | 2014-01-29 | 兴乐电缆有限公司 | Cable for coal mine frequency conversion device with voltage of 1.9/3.3kv and below |
| CN104616751A (en) * | 2015-01-22 | 2015-05-13 | 安徽凌宇电缆科技有限公司 | Rubber jacketed flexible cable of low smoke halogen-free frequency conversion coal winning machine |
| CN204463859U (en) * | 2015-01-22 | 2015-07-08 | 安徽凌宇电缆科技有限公司 | A kind of low smoke and zero halogen frequency conversion rubber covered flexible electric cable for coal mining |
| CN105679427A (en) * | 2016-04-27 | 2016-06-15 | 河北华通线缆集团股份有限公司 | Reinforced composite rubber sheathed flat flexible cable and production technology thereof |
| CN105761830A (en) * | 2016-03-30 | 2016-07-13 | 安徽华海特种电缆集团有限公司 | Ultralow temperature-resistant environment-friendly crosslinked polyolefin cable for wind power generation |
| CN208706261U (en) * | 2018-08-08 | 2019-04-05 | 远东电缆有限公司 | Coal mining machine converter plant soft rubber cable |
-
2018
- 2018-08-08 CN CN201810895316.XA patent/CN109036618A/en active Pending
Patent Citations (7)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN202677900U (en) * | 2012-07-11 | 2013-01-16 | 安徽华菱电缆集团有限公司 | Bucket wheel machine control flat cable |
| CN103545032A (en) * | 2013-10-24 | 2014-01-29 | 兴乐电缆有限公司 | Cable for coal mine frequency conversion device with voltage of 1.9/3.3kv and below |
| CN104616751A (en) * | 2015-01-22 | 2015-05-13 | 安徽凌宇电缆科技有限公司 | Rubber jacketed flexible cable of low smoke halogen-free frequency conversion coal winning machine |
| CN204463859U (en) * | 2015-01-22 | 2015-07-08 | 安徽凌宇电缆科技有限公司 | A kind of low smoke and zero halogen frequency conversion rubber covered flexible electric cable for coal mining |
| CN105761830A (en) * | 2016-03-30 | 2016-07-13 | 安徽华海特种电缆集团有限公司 | Ultralow temperature-resistant environment-friendly crosslinked polyolefin cable for wind power generation |
| CN105679427A (en) * | 2016-04-27 | 2016-06-15 | 河北华通线缆集团股份有限公司 | Reinforced composite rubber sheathed flat flexible cable and production technology thereof |
| CN208706261U (en) * | 2018-08-08 | 2019-04-05 | 远东电缆有限公司 | Coal mining machine converter plant soft rubber cable |
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| RJ01 | Rejection of invention patent application after publication |
Application publication date: 20181218 |
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| RJ01 | Rejection of invention patent application after publication |