CN206480397U - A kind of soft cable of coal mining machine - Google Patents
A kind of soft cable of coal mining machine Download PDFInfo
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- CN206480397U CN206480397U CN201720156738.6U CN201720156738U CN206480397U CN 206480397 U CN206480397 U CN 206480397U CN 201720156738 U CN201720156738 U CN 201720156738U CN 206480397 U CN206480397 U CN 206480397U
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Abstract
The utility model is related to a kind of soft cable of coal mining machine, including power wire core, wire core, cable core, signal are controlled into cable core, center-filled material, inner sheath, carrying rope and oversheath, oversheath internal package has signal into cable core, controls into cable core, power wire core and wire core, signal into cable core, control into cable core, power wire core and wire core and be arranged on around center-filled material circle distribution inside oversheath；Signal into cable core, control into cable core, be provided with aramid fiber tensile members inside power wire core and wire core；Signal into cable core, control into cable core and power wire core arrangement internal voids at be provided with center-filled material.The utility model emphasis has carried out innovative design to the structure of cable, mechanical strength, flexibility and bendability aspect, substantially increase the flexibility, resistance to bend(ing) and tensile property of cable, ensure that the electric cable for coal mining machine long-life uses, cost about 40% can be reduced by being compared with external product.
Description
Technical field
The utility model belongs to field of cable technology, and in particular to a kind of soft cable of coal mining machine.
Background technology
Coal in China reserves are big and storage is diversified, and there is girdle distribution in 84.2% mining area, and stock number is very big.Exploitation
When the high-dipping coal-winning machine of girdle and ultra-thin coal seam is mined, cable bypasses guide roller connection coal-winning machine from reel, and with adopting
Vertically moved above and below coal machine, cable is subjected to be frequently bended, reverses, winds, impacting, extruding, and still suffers from conducting oneself with dignity and draws
About 1.5~2 tons of pulling force, and the minimum bending radius of cable is about 2 times of cable sizes.Under this extremely severe operating mode,
Current domestic electric cable for coal mining machine is used one week or so, and cable core, particularly control conductor and signal core just break.The cable
Monopolized always by Pu Ruisiman states outer cable giant.Therefore the long-life electric cable for coal mining machine of exploitation import substitutes is compeled in eyebrow
Eyelash.
Utility model content
The purpose of this utility model is to provide a kind of soft cable of coal mining machine, to provide a kind of performance more preferable cable,
It is easy to be used for coal mining field as needed, improves using effect.
To achieve these goals, the technical solution of the utility model is as follows.
A kind of soft cable of coal mining machine, including power wire core, wire core, control into cable core, signal and filled out into cable core, center
Charge, inner sheath, carrying rope and oversheath, oversheath internal package have signal into cable core, control into cable core, power wire core
And wire core, signal into cable core, control into cable core, power wire core and wire core around center-filled material circle distribution set
Inside oversheath；Signal into cable core, control into cable core, be provided with aramid fiber tension inside power wire core and wire core
Part；Signal into cable core, control into cable core and power wire core arrangement center gap at be provided with center-filled material；Signal stranding
Core, control into cable core, be provided with inner sheath outside power wire core and wire core；Oversheath is provided with multiple carrying ropes.
Further, the conductor of signal into cable core is dredged to be wound on aramid fiber using tin plating soft copper silk and constituted.
Further, wire core and the conductor for controlling into cable core are woven in aramid fiber using the 6th kind of tin plating soft copper silk
It is upper to constitute.
Further, the conductor of power wire core is used is layered multiple strand structure on aramid fiber again after tin plating soft copper silk bundle strand
Into.
Further, power wire core is made up of conductor, insulating barrier, semiconductive lapped shielding layer from the inside to the outside.
Further, the control insulated wire cores for controlling into cable core are twisted around the aramid fiber tensile members that center is placed
Close, wrapped layer of glass fiber band and teflin tape constitute and control into cable core successively.
Further, signal is stranded provided with two signal isolation cores and two aramid fiber tensile members into cable core inside
Afterwards, wrapped layer of glass fiber band, braiding tinned copper wire screen layer, wrapped one layer of teflin tape constitute the shielding of signal pair twist successively
Core, 3 signal pair twists shield cores after the aramid fiber tensile members of center placement are stranded, successively wrapped layer of glass fiber band
Signal is constituted into cable core with teflin tape.
The beneficial effect of the utility model is：For the deficiency of the easily broken core of existing electric cable for coal mining machine, the utility model weight
Point has carried out innovative design to the structure of cable, mechanical strength, flexibility and bendability aspect, has ensured that electric cable for coal mining machine is long-lived
Life is used.In terms of the construction of cable, two power wire cores, one group control into cable core, power wire core, one group of signal stranding
Core is evenly distributed in regular pentagon successively around center-filled, and wire core is evenly distributed on it after being divided into five smaller cores
Between gap in, when cable is squeezed, impacted, each core stress evenly, improves the extruding of cable resistance to mechanical and punching
The performance hit.Meanwhile, center-filled improves the stability and bullet of the construction of cable using high elastic rubber formation saddle-shape support
Property space.In terms of mechanical strength, a large amount of to be strengthened using glass fiber, i.e., all conductor centers are provided with aramid fiber tension
Part, control into cable core, signal into cable core, signal pair twist shielding core in be provided with aramid fiber tensile members, while
Aramid fiber carrying rope is also provided with outside inner sheath.Other oversheath employs high intensity and high abrasion polyether-type flame retardant polyurethane
Elastomer.In terms of flexibility and bendability：Signal cable core conductor is dredged to be wound on aramid fiber using tin plating soft copper silk and constituted, control
Core processed and wire core are woven on aramid fiber using the 6th kind of tin plating soft copper silk to be constituted, and considerably increases the soft of conductor thread core
It is soft.Control conductor and signal core are insulated and teflin tape using F46, make use of F46 and teflin tape machinery
The characteristics of intensity and good slipping property, so as to strengthen bending property.
The utility model emphasis has carried out innovative design to the structure of cable, mechanical strength, flexibility and bendability aspect,
The flexibility, resistance to bend(ing) and tensile property of cable are substantially increased, has ensured that the electric cable for coal mining machine long-life uses, and external production
Condition ratio can reduce cost about 40%.
Brief description of the drawings
Fig. 1 is cross-section of cable structural representation used in the utility model embodiment.
Embodiment
Embodiment of the present utility model is described below in conjunction with the accompanying drawings, it is new to be better understood from this practicality
Type.
Soft cable of coal mining machine as shown in Figure 1, including power wire core 4, wire core 6, control into cable core 7, signal stranding
Core 3, center-filled material 5, inner sheath 8, carrying rope 9 and oversheath 1, the internal package of oversheath 1 have signal into cable core 3, control
Be made cable core 7, power wire core 4 and wire core 6, signal into cable core 3, control into cable core 7, power wire core 4 and wire core 6
It is arranged on around the circle distribution of center-filled material 5 inside oversheath 1；Signal into cable core 3, control into cable core 7, power wire core
4 and the inside of wire core 6 be provided with aramid fiber tensile members 2；Signal into cable core 3, control into cable core 7, power wire core 4 and ground wire
Center-filled material 5 is provided with the center gap that core 6 is arranged；Signal into cable core 3, control into cable core 7, power wire core 4 and ground
The outside of core 6 is provided with inner sheath 8；Oversheath 1 is provided with multiple carrying ropes 9.The conductor of signal into cable core 3 uses tin plating soft copper
Silk is dredged to be wound on aramid fiber and constituted.Wire core 6 is woven in the conductor for controlling into cable core 7 using the 6th kind of tin plating soft copper silk
Constituted on aramid fiber.The conductor of power wire core 4 is used is layered multiple strand composition on aramid fiber again after tin plating soft copper silk bundle strand.
Power wire core 4 is made up of conductor, insulating barrier, semiconductive lapped shielding layer from the inside to the outside.
The cable is specifically manufactured as follows：
(1) conductor structure and manufacture.All conductor centers are provided with aramid fiber tensile members.Signal cable core conductor is used
Tin plating soft copper silk is dredged to be wound on aramid fiber and constituted；Control conductor and wire core are woven in aramid fiber using the 6th kind of tin plating soft copper silk
Constituted on fiber；Power wire core is used is layered multiple strand composition on aramid fiber again after tin plating soft copper silk bundle strand.This conductor knot
The advantage of structure is, because conductor center is without tin plating soft copper silk, and uses the soft and more preferable aramid fiber of strength character, greatly
The big flexibility, resistance to bend(ing) and tensile property for improving conductor.Aramid fiber has that elongation is small, soft, tensile strength is high,
The advantages of good bandability, heat resistance are good, its intensity is 2 times of high-tensile steel wires, and weight is the 18% of steel wire, and it is used for cable
Carrying rope and reinforcer advantage it is especially prominent.
(2) power wire core is manufactured.Power wire core is made up of conductor, insulation, semiconductive lapped shielding layer.
(3) cable core manufacture is controlled into.Insulated wire cores are controlled after the aramid fiber tensile members of center placement are stranded, according to
Secondary wrapped layer of glass fiber band and teflin tape constitute and control into cable core.Its insulation uses F46.F46 and polytetrafluoroethylene (PTFE)
The characteristics of band is respectively provided with mechanical strength and good slipping property, the effect of aramid fiber tensile members in addition, so as to avoid control conductor quilt
Break and break with curved.
(4) signal is manufactured into cable core.It is wrapped successively after 2 signal isolation cores and 2 aramid fiber tensile members are stranded
Layer of glass fiber band, braiding tinned copper wire screen layer, wrapped one layer of teflin tape constitute signal pair twist shielding core, 3 letters
After aramid fiber tensile members that number pair twist shielding core is placed around center are stranded, wrapped layer of glass fiber band and polytetrafluoroethyl-ne successively
Alkene band constitutes signal into cable core.Its insulation uses F46.F46 and teflin tape are respectively provided with mechanical strength and slipping property is good
The characteristics of, the effect of aramid fiber tensile members in addition is broken so as to avoid control conductor from being pulled off with curved.
(5) wire core is manufactured.Gnd conductor, which is divided into after 5 smaller conductors, extrudes semi-conductive rubber layer formation wire core.
(6) center-filled material is manufactured.The heart is using glass fiber tensile members and high elastic rubber formation saddle-shape in the cable
Support, improves the stability and elastic space of the construction of cable, core crush resistance when enhancing anti-torsion, tension and bending
Energy.
(7) core is distributed.2 power wire cores, one group control into cable core, 1 power wire core, one group of signal into cable core
Around center-filled successively in regular pentagon it is evenly distributed, wire core be divided into after 5 smaller cores be evenly distributed on them it
Between gap in, when cable is squeezed, impacted, each core stress evenly, improves the extruding of cable resistance to mechanical and impact
Performance.
(8) inner sheath is manufactured.Using armour fashion of extrusion, flame retardant type chlorinated polyethylene class alkene rubber is extruded, its intensity is high, bullet
Property is good, can prevent that the position of cable core from getting muddled in cable winding, it is ensured that the stability of the construction of cable.
(9) carrying rope manufacture.Using 3 aramid fiber carrying ropes outside inner sheath, 3 carrying ropes are uniform into 1200 intervals
Winding.Carrying rope is born 3 times of designs of pulling force by cable, it is ensured that cable has enough abilities for bearing pulling force and torsion.
(10) oversheath is manufactured.Oversheath uses polyether-type flame resistance polyurethane elastomer, polyurethane elastomer tensile strength
Up to 30MPA, it is far longer than rubber elasticity body (tensile strength only 15MPA or so), polyurethane elastomer is that anti-wear performance is best
High polymer material, it substantially increases the abrasion resistance and mechanical strength of cable.
Described above is preferred embodiment of the present utility model, it is noted that for the ordinary skill of the art
For personnel, on the premise of the utility model principle is not departed from, some improvements and modifications can also be made, these improve and moistened
Decorations are also considered as protection domain of the present utility model.
Claims (7)
1. a kind of soft cable of coal mining machine, it is characterised in that：Including power wire core, wire core, cable core, signal are controlled into cable
Core, center-filled material, inner sheath, carrying rope and oversheath, the oversheath internal package have signal into cable core, control stranding
Core, power wire core and wire core, the signal into cable core, control into cable core, power wire core and wire core around center
Inserts circle distribution is arranged on inside oversheath；The signal into cable core, control into cable core, power wire core and wire core
Inside is provided with aramid fiber tensile members；The signal into cable core, control into cable core and power wire core arrangement center gap
Place is provided with center-filled material；The signal into cable core, control into cable core, be provided with interior shield outside power wire core and wire core
Set；The oversheath is provided with multiple carrying ropes.
2. soft cable of coal mining machine according to claim 1, it is characterised in that：The conductor of the signal into cable core uses plating
Tin soft copper silk is dredged to be wound on aramid fiber and constituted.
3. soft cable of coal mining machine according to claim 1, it is characterised in that：The wire core and control into leading for cable core
Body is woven on aramid fiber using the 6th kind of tin plating soft copper silk and constituted.
4. soft cable of coal mining machine according to claim 1, it is characterised in that：The conductor of the power wire core is using tin plating soft
Multiple strand is layered after copper wire bundle strand again to constitute on aramid fiber.
5. soft cable of coal mining machine according to claim 1, it is characterised in that：The power wire core from the inside to the outside by conductor,
Insulating barrier, semiconductive lapped shielding layer composition.
6. soft cable of coal mining machine according to claim 1, it is characterised in that：The control insulated wire for controlling into cable core
Core gives stranded, wrapped layer of glass fiber band and teflin tape composition control successively around the aramid fiber tensile members that center is placed
Cable core is made.
7. soft cable of coal mining machine according to claim 1, it is characterised in that：The signal is provided with two into cable core inside
After signal isolation core and two aramid fiber tensile members are stranded, successively wrapped layer of glass fiber band, braiding tinned copper wire screen layer,
Wrapped one layer of teflin tape constitutes signal pair twist shielding core, and 3 signal pair twist shielding cores surround the virtue that center is placed
After synthetic fibre fiber tensile members are stranded, wrapped layer of glass fiber band and teflin tape constitute signal into cable core successively.
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720156738.6U CN206480397U (en) | 2017-02-21 | 2017-02-21 | A kind of soft cable of coal mining machine |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN201720156738.6U CN206480397U (en) | 2017-02-21 | 2017-02-21 | A kind of soft cable of coal mining machine |
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| CN206480397U true CN206480397U (en) | 2017-09-08 |
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| CN201720156738.6U Active CN206480397U (en) | 2017-02-21 | 2017-02-21 | A kind of soft cable of coal mining machine |
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Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110289128A (en) * | 2019-07-19 | 2019-09-27 | 江苏中煤电缆有限公司 | A kind of compound shore connection cable of photo-electric control |
| CN112466515A (en) * | 2020-11-17 | 2021-03-09 | 湖南华菱线缆股份有限公司 | Thermal fluorescence coal mining machine cable |
-
2017
- 2017-02-21 CN CN201720156738.6U patent/CN206480397U/en active Active
Cited By (2)
| Publication number | Priority date | Publication date | Assignee | Title |
|---|---|---|---|---|
| CN110289128A (en) * | 2019-07-19 | 2019-09-27 | 江苏中煤电缆有限公司 | A kind of compound shore connection cable of photo-electric control |
| CN112466515A (en) * | 2020-11-17 | 2021-03-09 | 湖南华菱线缆股份有限公司 | Thermal fluorescence coal mining machine cable |
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